* [PATCH v2 01/16] iwlwifi: dbg_ini: load external dbg cfg after internal cfg is loaded
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 02/16] iwlwifi: dbg_ini: use new region TLV in dump flow Luca Coelho
` (14 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
In the new API implementation the driver does not keep the internal and
external debug configurations in separate structs so the last
configuration that is loaded overrides the previous ones (this is true
only in some of the TLVs e.g. the buffer allocation TLV).
Load the external configuration after the internal is loaded so that
user configuration will override the default coming with the FW.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
index ff0519ea00a5..b0881e713b48 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
@@ -1560,6 +1560,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
IWL_INFO(drv, "loaded firmware version %s op_mode %s\n",
drv->fw.fw_version, op->name);
+ iwl_dbg_tlv_load_bin(drv->trans->dev, drv->trans);
+
/* add this device to the list of devices using this op_mode */
list_add_tail(&drv->list, &op->drv);
@@ -1636,8 +1638,6 @@ struct iwl_drv *iwl_drv_start(struct iwl_trans *trans)
init_completion(&drv->request_firmware_complete);
INIT_LIST_HEAD(&drv->list);
- iwl_dbg_tlv_load_bin(drv->trans->dev, drv->trans);
-
#ifdef CONFIG_IWLWIFI_DEBUGFS
/* Create the device debugfs entries. */
drv->dbgfs_drv = debugfs_create_dir(dev_name(trans->dev),
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 02/16] iwlwifi: dbg_ini: use new region TLV in dump flow
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
2019-10-14 7:20 ` [PATCH v2 01/16] iwlwifi: dbg_ini: load external dbg cfg after internal cfg is loaded Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 03/16] iwlwifi: dbg_ini: use new trigger " Luca Coelho
` (13 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Make dump flow use the new region TLV and update the region type enum.
Temporarily remove monitor dumping support. Support will be readded in a
future patch.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 142 ++++--
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 414 +++++++-----------
2 files changed, 264 insertions(+), 292 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
index ba586f148c14..dad0dea6725d 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
@@ -219,18 +219,102 @@ struct iwl_fw_ini_region_cfg {
} __packed; /* FW_DEBUG_TLV_REGION_CONFIG_API_S_VER_1 */
/**
- * struct iwl_fw_ini_region_tlv - (IWL_UCODE_TLV_TYPE_REGIONS)
- * defines memory regions to dump
+ * struct iwl_fw_ini_region_dev_addr - Configuration to read device addresses
*
- * @header: header
- * @num_regions: how many different region section and IDs are coming next
- * @region_config: list of dump configurations
+ * @size: size of each memory chunk
+ * @offset: offset to add to the base address of each chunk
+ */
+struct iwl_fw_ini_region_dev_addr {
+ __le32 size;
+ __le32 offset;
+} __packed; /* FW_TLV_DEBUG_DEVICE_ADDR_API_S_VER_1 */
+
+/**
+ * struct iwl_fw_ini_region_fifos - Configuration to read Tx/Rx fifos
+ *
+ * @fid: fifos ids array. Used to determine what fifos to collect
+ * @hdr_only: if non zero, collect only the registers
+ * @offset: offset to add to the registers addresses
+ */
+struct iwl_fw_ini_region_fifos {
+ __le32 fid[2];
+ __le32 hdr_only;
+ __le32 offset;
+} __packed; /* FW_TLV_DEBUG_REGION_FIFOS_API_S_VER_1 */
+
+/**
+ * struct iwl_fw_ini_region_err_table - error table region data
+ *
+ * Configuration to read Umac/Lmac error table
+ *
+ * @version: version of the error table
+ * @base_addr: base address of the error table
+ * @size: size of the error table
+ * @offset: offset to add to &base_addr
+ */
+struct iwl_fw_ini_region_err_table {
+ __le32 version;
+ __le32 base_addr;
+ __le32 size;
+ __le32 offset;
+} __packed; /* FW_TLV_DEBUG_REGION_ERROR_TABLE_API_S_VER_1 */
+
+/**
+ * struct iwl_fw_ini_region_internal_buffer - internal buffer region data
+ *
+ * Configuration to read internal monitor buffer
+ *
+ * @alloc_id: allocation id one of &enum iwl_fw_ini_allocation_id
+ * @base_addr: internal buffer base address
+ * @size: size internal buffer size
+ */
+struct iwl_fw_ini_region_internal_buffer {
+ __le32 alloc_id;
+ __le32 base_addr;
+ __le32 size;
+} __packed; /* FW_TLV_DEBUG_REGION_INTERNAL_BUFFER_API_S_VER_1 */
+
+/**
+ * struct iwl_fw_ini_region_tlv - region TLV
+ *
+ * Configures parameters for region data collection
+ *
+ * @hdr: debug header
+ * @id: region id. Max id is &IWL_FW_INI_MAX_REGION_ID
+ * @type: region type. One of &enum iwl_fw_ini_region_type
+ * @name: region name
+ * @dev_addr: device address configuration. Used by
+ * &IWL_FW_INI_REGION_DEVICE_MEMORY, &IWL_FW_INI_REGION_PERIPHERY_MAC,
+ * &IWL_FW_INI_REGION_PERIPHERY_PHY, &IWL_FW_INI_REGION_PERIPHERY_AUX,
+ * &IWL_FW_INI_REGION_PAGING, &IWL_FW_INI_REGION_CSR,
+ * &IWL_FW_INI_REGION_DRAM_IMR and &IWL_FW_INI_REGION_PCI_IOSF_CONFIG
+ * @fifos: fifos configuration. Used by &IWL_FW_INI_REGION_TXF and
+ * &IWL_FW_INI_REGION_RXF
+ * @err_table: error table configuration. Used by
+ * IWL_FW_INI_REGION_LMAC_ERROR_TABLE and
+ * IWL_FW_INI_REGION_UMAC_ERROR_TABLE
+ * @internal_buffer: internal monitor buffer configuration. Used by
+ * &IWL_FW_INI_REGION_INTERNAL_BUFFER
+ * @dram_alloc_id: dram allocation id. One of &enum iwl_fw_ini_allocation_id.
+ * Used by &IWL_FW_INI_REGION_DRAM_BUFFER
+ * @tlv_mask: tlv collection mask. Used by &IWL_FW_INI_REGION_TLV
+ * @addrs: array of addresses attached to the end of the region tlv
*/
struct iwl_fw_ini_region_tlv {
- struct iwl_fw_ini_header header;
- __le32 num_regions;
- struct iwl_fw_ini_region_cfg region_config[];
-} __packed; /* FW_DEBUG_TLV_REGIONS_API_S_VER_1 */
+ struct iwl_fw_ini_header hdr;
+ __le32 id;
+ __le32 type;
+ u8 name[IWL_FW_INI_MAX_NAME];
+ union {
+ struct iwl_fw_ini_region_dev_addr dev_addr;
+ struct iwl_fw_ini_region_fifos fifos;
+ struct iwl_fw_ini_region_err_table err_table;
+ struct iwl_fw_ini_region_internal_buffer internal_buffer;
+ __le32 dram_alloc_id;
+ __le32 tlv_mask;
+ }; /* FW_TLV_DEBUG_REGION_CONF_PARAMS_API_U_VER_1 */
+ __le32 addrs[];
+} __packed; /* FW_TLV_DEBUG_REGION_API_S_VER_1 */
/**
* struct iwl_fw_ini_trigger
@@ -452,42 +536,44 @@ enum iwl_fw_ini_debug_flow {
* enum iwl_fw_ini_region_type
*
* @IWL_FW_INI_REGION_INVALID: invalid
+ * @IWL_FW_INI_REGION_TLV: uCode and debug TLVs
+ * @IWL_FW_INI_REGION_INTERNAL_BUFFER: monitor SMEM buffer
+ * @IWL_FW_INI_REGION_DRAM_BUFFER: monitor DRAM buffer
+ * @IWL_FW_INI_REGION_TXF: TX fifos
+ * @IWL_FW_INI_REGION_RXF: RX fifo
+ * @IWL_FW_INI_REGION_LMAC_ERROR_TABLE: lmac error table
+ * @IWL_FW_INI_REGION_UMAC_ERROR_TABLE: umac error table
+ * @IWL_FW_INI_REGION_RSP_OR_NOTIF: FW response or notification data
* @IWL_FW_INI_REGION_DEVICE_MEMORY: device internal memory
* @IWL_FW_INI_REGION_PERIPHERY_MAC: periphery registers of MAC
* @IWL_FW_INI_REGION_PERIPHERY_PHY: periphery registers of PHY
* @IWL_FW_INI_REGION_PERIPHERY_AUX: periphery registers of AUX
- * @IWL_FW_INI_REGION_DRAM_BUFFER: DRAM buffer
- * @IWL_FW_INI_REGION_DRAM_IMR: IMR memory
- * @IWL_FW_INI_REGION_INTERNAL_BUFFER: undefined
- * @IWL_FW_INI_REGION_TXF: TX fifos
- * @IWL_FW_INI_REGION_RXF: RX fifo
* @IWL_FW_INI_REGION_PAGING: paging memory
* @IWL_FW_INI_REGION_CSR: CSR registers
- * @IWL_FW_INI_REGION_NOTIFICATION: FW notification data
- * @IWL_FW_INI_REGION_DHC: dhc response to dump
- * @IWL_FW_INI_REGION_LMAC_ERROR_TABLE: lmac error table
- * @IWL_FW_INI_REGION_UMAC_ERROR_TABLE: umac error table
+ * @IWL_FW_INI_REGION_DRAM_IMR: IMR memory
+ * @IWL_FW_INI_REGION_PCI_IOSF_CONFIG: PCI/IOSF config
* @IWL_FW_INI_REGION_NUM: number of region types
*/
enum iwl_fw_ini_region_type {
IWL_FW_INI_REGION_INVALID,
+ IWL_FW_INI_REGION_TLV,
+ IWL_FW_INI_REGION_INTERNAL_BUFFER,
+ IWL_FW_INI_REGION_DRAM_BUFFER,
+ IWL_FW_INI_REGION_TXF,
+ IWL_FW_INI_REGION_RXF,
+ IWL_FW_INI_REGION_LMAC_ERROR_TABLE,
+ IWL_FW_INI_REGION_UMAC_ERROR_TABLE,
+ IWL_FW_INI_REGION_RSP_OR_NOTIF,
IWL_FW_INI_REGION_DEVICE_MEMORY,
IWL_FW_INI_REGION_PERIPHERY_MAC,
IWL_FW_INI_REGION_PERIPHERY_PHY,
IWL_FW_INI_REGION_PERIPHERY_AUX,
- IWL_FW_INI_REGION_DRAM_BUFFER,
- IWL_FW_INI_REGION_DRAM_IMR,
- IWL_FW_INI_REGION_INTERNAL_BUFFER,
- IWL_FW_INI_REGION_TXF,
- IWL_FW_INI_REGION_RXF,
IWL_FW_INI_REGION_PAGING,
IWL_FW_INI_REGION_CSR,
- IWL_FW_INI_REGION_NOTIFICATION,
- IWL_FW_INI_REGION_DHC,
- IWL_FW_INI_REGION_LMAC_ERROR_TABLE,
- IWL_FW_INI_REGION_UMAC_ERROR_TABLE,
+ IWL_FW_INI_REGION_DRAM_IMR,
+ IWL_FW_INI_REGION_PCI_IOSF_CONFIG,
IWL_FW_INI_REGION_NUM
-}; /* FW_DEBUG_TLV_REGION_TYPE_E_VER_1 */
+}; /* FW_TLV_DEBUG_REGION_TYPE_API_E */
/**
* enum iwl_fw_ini_time_point
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index 5c8602de9168..d279d4e96c1b 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1054,19 +1054,29 @@ iwl_fw_error_dump_file(struct iwl_fw_runtime *fwrt,
return dump_file;
}
+/**
+ * struct iwl_dump_ini_region_data - region data
+ * @reg_tlv: region TLV
+ */
+struct iwl_dump_ini_region_data {
+ struct iwl_ucode_tlv *reg_tlv;
+};
+
static int iwl_dump_ini_prph_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
+ struct iwl_dump_ini_region_data *reg_data,
void *range_ptr, int idx)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_fw_ini_error_dump_range *range = range_ptr;
__le32 *val = range->data;
u32 prph_val;
- u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset);
+ u32 addr = le32_to_cpu(reg->addrs[idx]) +
+ le32_to_cpu(reg->dev_addr.offset);
int i;
range->internal_base_addr = cpu_to_le32(addr);
- range->range_data_size = reg->internal.range_data_size;
- for (i = 0; i < le32_to_cpu(reg->internal.range_data_size); i += 4) {
+ range->range_data_size = reg->dev_addr.size;
+ for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) {
prph_val = iwl_read_prph(fwrt->trans, addr + i);
if (prph_val == 0x5a5a5a5a)
return -EBUSY;
@@ -1077,39 +1087,42 @@ static int iwl_dump_ini_prph_iter(struct iwl_fw_runtime *fwrt,
}
static int iwl_dump_ini_csr_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
+ struct iwl_dump_ini_region_data *reg_data,
void *range_ptr, int idx)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_fw_ini_error_dump_range *range = range_ptr;
__le32 *val = range->data;
- u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset);
+ u32 addr = le32_to_cpu(reg->addrs[idx]) +
+ le32_to_cpu(reg->dev_addr.offset);
int i;
range->internal_base_addr = cpu_to_le32(addr);
- range->range_data_size = reg->internal.range_data_size;
- for (i = 0; i < le32_to_cpu(reg->internal.range_data_size); i += 4)
+ range->range_data_size = reg->dev_addr.size;
+ for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4)
*val++ = cpu_to_le32(iwl_trans_read32(fwrt->trans, addr + i));
return sizeof(*range) + le32_to_cpu(range->range_data_size);
}
static int iwl_dump_ini_dev_mem_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
+ struct iwl_dump_ini_region_data *reg_data,
void *range_ptr, int idx)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_fw_ini_error_dump_range *range = range_ptr;
- u32 addr = le32_to_cpu(reg->start_addr[idx]) + le32_to_cpu(reg->offset);
+ u32 addr = le32_to_cpu(reg->addrs[idx]) +
+ le32_to_cpu(reg->dev_addr.offset);
range->internal_base_addr = cpu_to_le32(addr);
- range->range_data_size = reg->internal.range_data_size;
+ range->range_data_size = reg->dev_addr.size;
iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data,
- le32_to_cpu(reg->internal.range_data_size));
+ le32_to_cpu(reg->dev_addr.size));
return sizeof(*range) + le32_to_cpu(range->range_data_size);
}
static int _iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
void *range_ptr, int idx)
{
/* increase idx by 1 since the pages are from 1 to
@@ -1132,14 +1145,14 @@ static int _iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt,
}
static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
+ struct iwl_dump_ini_region_data *reg_data,
void *range_ptr, int idx)
{
struct iwl_fw_ini_error_dump_range *range;
u32 page_size;
if (!fwrt->trans->trans_cfg->gen2)
- return _iwl_dump_ini_paging_iter(fwrt, reg, range_ptr, idx);
+ return _iwl_dump_ini_paging_iter(fwrt, range_ptr, idx);
range = range_ptr;
page_size = fwrt->trans->init_dram.paging[idx].size;
@@ -1152,47 +1165,27 @@ static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt,
return sizeof(*range) + le32_to_cpu(range->range_data_size);
}
-static int
-iwl_dump_ini_mon_dram_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg, void *range_ptr,
- int idx)
-{
- struct iwl_fw_ini_error_dump_range *range = range_ptr;
- u32 start_addr = iwl_read_umac_prph(fwrt->trans,
- MON_BUFF_BASE_ADDR_VER2);
-
- if (start_addr == 0x5a5a5a5a)
- return -EBUSY;
-
- range->dram_base_addr = cpu_to_le64(start_addr);
- range->range_data_size = cpu_to_le32(fwrt->trans->dbg.fw_mon[idx].size);
-
- memcpy(range->data, fwrt->trans->dbg.fw_mon[idx].block,
- fwrt->trans->dbg.fw_mon[idx].size);
-
- return sizeof(*range) + le32_to_cpu(range->range_data_size);
-}
-
static bool iwl_ini_txf_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg, int idx)
+ struct iwl_dump_ini_region_data *reg_data, int idx)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data;
struct iwl_fwrt_shared_mem_cfg *cfg = &fwrt->smem_cfg;
int txf_num = cfg->num_txfifo_entries;
int int_txf_num = ARRAY_SIZE(cfg->internal_txfifo_size);
- u32 lmac_bitmap = le32_to_cpu(reg->fifos.fid1);
+ u32 lmac_bitmap = le32_to_cpu(reg->fifos.fid[0]);
if (!idx) {
- if (le32_to_cpu(reg->offset) &&
- WARN_ONCE(cfg->num_lmacs == 1,
- "Invalid lmac offset: 0x%x\n",
- le32_to_cpu(reg->offset)))
+ if (le32_to_cpu(reg->fifos.offset) && cfg->num_lmacs == 1) {
+ IWL_ERR(fwrt, "WRT: Invalid lmac offset 0x%x\n",
+ le32_to_cpu(reg->fifos.offset));
return false;
+ }
iter->internal_txf = 0;
iter->fifo_size = 0;
iter->fifo = -1;
- if (le32_to_cpu(reg->offset))
+ if (le32_to_cpu(reg->fifos.offset))
iter->lmac = 1;
else
iter->lmac = 0;
@@ -1223,27 +1216,28 @@ static bool iwl_ini_txf_iter(struct iwl_fw_runtime *fwrt,
}
static int iwl_dump_ini_txf_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
+ struct iwl_dump_ini_region_data *reg_data,
void *range_ptr, int idx)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_fw_ini_error_dump_range *range = range_ptr;
struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data;
struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data;
- u32 offs = le32_to_cpu(reg->offset), addr;
- u32 registers_size =
- le32_to_cpu(reg->fifos.num_of_registers) * sizeof(*reg_dump);
+ u32 offs = le32_to_cpu(reg->fifos.offset), addr;
+ u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs);
+ u32 registers_size = registers_num * sizeof(*reg_dump);
__le32 *data;
unsigned long flags;
int i;
- if (!iwl_ini_txf_iter(fwrt, reg, idx))
+ if (!iwl_ini_txf_iter(fwrt, reg_data, idx))
return -EIO;
if (!iwl_trans_grab_nic_access(fwrt->trans, &flags))
return -EBUSY;
range->fifo_hdr.fifo_num = cpu_to_le32(iter->fifo);
- range->fifo_hdr.num_of_registers = reg->fifos.num_of_registers;
+ range->fifo_hdr.num_of_registers = cpu_to_le32(registers_num);
range->range_data_size = cpu_to_le32(iter->fifo_size + registers_size);
iwl_write_prph_no_grab(fwrt->trans, TXF_LARC_NUM + offs, iter->fifo);
@@ -1252,8 +1246,8 @@ static int iwl_dump_ini_txf_iter(struct iwl_fw_runtime *fwrt,
* read txf registers. for each register, write to the dump the
* register address and its value
*/
- for (i = 0; i < le32_to_cpu(reg->fifos.num_of_registers); i++) {
- addr = le32_to_cpu(reg->start_addr[i]) + offs;
+ for (i = 0; i < registers_num; i++) {
+ addr = le32_to_cpu(reg->addrs[i]) + offs;
reg_dump->addr = cpu_to_le32(addr);
reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans,
@@ -1262,7 +1256,7 @@ static int iwl_dump_ini_txf_iter(struct iwl_fw_runtime *fwrt,
reg_dump++;
}
- if (reg->fifos.header_only) {
+ if (reg->fifos.hdr_only) {
range->range_data_size = cpu_to_le32(registers_size);
goto out;
}
@@ -1293,11 +1287,12 @@ struct iwl_ini_rxf_data {
};
static void iwl_ini_get_rxf_data(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
+ struct iwl_dump_ini_region_data *reg_data,
struct iwl_ini_rxf_data *data)
{
- u32 fid1 = le32_to_cpu(reg->fifos.fid1);
- u32 fid2 = le32_to_cpu(reg->fifos.fid2);
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ u32 fid1 = le32_to_cpu(reg->fifos.fid[0]);
+ u32 fid2 = le32_to_cpu(reg->fifos.fid[1]);
u32 fifo_idx;
if (!data)
@@ -1329,20 +1324,21 @@ static void iwl_ini_get_rxf_data(struct iwl_fw_runtime *fwrt,
}
static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
+ struct iwl_dump_ini_region_data *reg_data,
void *range_ptr, int idx)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_fw_ini_error_dump_range *range = range_ptr;
struct iwl_ini_rxf_data rxf_data;
struct iwl_fw_ini_error_dump_register *reg_dump = (void *)range->data;
- u32 offs = le32_to_cpu(reg->offset), addr;
- u32 registers_size =
- le32_to_cpu(reg->fifos.num_of_registers) * sizeof(*reg_dump);
+ u32 offs = le32_to_cpu(reg->fifos.offset), addr;
+ u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs);
+ u32 registers_size = registers_num * sizeof(*reg_dump);
__le32 *data;
unsigned long flags;
int i;
- iwl_ini_get_rxf_data(fwrt, reg, &rxf_data);
+ iwl_ini_get_rxf_data(fwrt, reg_data, &rxf_data);
if (!rxf_data.size)
return -EIO;
@@ -1350,15 +1346,15 @@ static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt,
return -EBUSY;
range->fifo_hdr.fifo_num = cpu_to_le32(rxf_data.fifo_num);
- range->fifo_hdr.num_of_registers = reg->fifos.num_of_registers;
+ range->fifo_hdr.num_of_registers = cpu_to_le32(registers_num);
range->range_data_size = cpu_to_le32(rxf_data.size + registers_size);
/*
* read rxf registers. for each register, write to the dump the
* register address and its value
*/
- for (i = 0; i < le32_to_cpu(reg->fifos.num_of_registers); i++) {
- addr = le32_to_cpu(reg->start_addr[i]) + offs;
+ for (i = 0; i < registers_num; i++) {
+ addr = le32_to_cpu(reg->addrs[i]) + offs;
reg_dump->addr = cpu_to_le32(addr);
reg_dump->data = cpu_to_le32(iwl_read_prph_no_grab(fwrt->trans,
@@ -1367,7 +1363,7 @@ static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt,
reg_dump++;
}
- if (reg->fifos.header_only) {
+ if (reg->fifos.hdr_only) {
range->range_data_size = cpu_to_le32(registers_size);
goto out;
}
@@ -1398,9 +1394,10 @@ static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt,
return sizeof(*range) + le32_to_cpu(range->range_data_size);
}
-static void *iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
- void *data)
+static void *
+iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ void *data)
{
struct iwl_fw_ini_error_dump *dump = data;
@@ -1409,91 +1406,16 @@ static void *iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt,
return dump->ranges;
}
-static void
-*iwl_dump_ini_mon_fill_header(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
- struct iwl_fw_ini_monitor_dump *data,
- u32 write_ptr_addr, u32 write_ptr_msk,
- u32 cycle_cnt_addr, u32 cycle_cnt_msk)
-{
- u32 write_ptr, cycle_cnt;
- unsigned long flags;
-
- if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) {
- IWL_ERR(fwrt, "Failed to get monitor header\n");
- return NULL;
- }
-
- write_ptr = iwl_read_prph_no_grab(fwrt->trans, write_ptr_addr);
- cycle_cnt = iwl_read_prph_no_grab(fwrt->trans, cycle_cnt_addr);
-
- iwl_trans_release_nic_access(fwrt->trans, &flags);
-
- data->header.version = cpu_to_le32(IWL_INI_DUMP_VER);
- data->write_ptr = cpu_to_le32(write_ptr & write_ptr_msk);
- data->cycle_cnt = cpu_to_le32(cycle_cnt & cycle_cnt_msk);
-
- return data->ranges;
-}
-
-static void
-*iwl_dump_ini_mon_dram_fill_header(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
- void *data)
-{
- struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data;
- u32 write_ptr_addr, write_ptr_msk, cycle_cnt_addr, cycle_cnt_msk;
-
- switch (fwrt->trans->trans_cfg->device_family) {
- case IWL_DEVICE_FAMILY_9000:
- case IWL_DEVICE_FAMILY_22000:
- write_ptr_addr = MON_BUFF_WRPTR_VER2;
- write_ptr_msk = -1;
- cycle_cnt_addr = MON_BUFF_CYCLE_CNT_VER2;
- cycle_cnt_msk = -1;
- break;
- default:
- IWL_ERR(fwrt, "Unsupported device family %d\n",
- fwrt->trans->trans_cfg->device_family);
- return NULL;
- }
-
- return iwl_dump_ini_mon_fill_header(fwrt, reg, mon_dump, write_ptr_addr,
- write_ptr_msk, cycle_cnt_addr,
- cycle_cnt_msk);
-}
-
-static void
-*iwl_dump_ini_mon_smem_fill_header(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg,
- void *data)
-{
- struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data;
- const struct iwl_cfg *cfg = fwrt->trans->cfg;
-
- if (fwrt->trans->trans_cfg->device_family != IWL_DEVICE_FAMILY_9000 &&
- fwrt->trans->trans_cfg->device_family != IWL_DEVICE_FAMILY_22000) {
- IWL_ERR(fwrt, "Unsupported device family %d\n",
- fwrt->trans->trans_cfg->device_family);
- return NULL;
- }
-
- return iwl_dump_ini_mon_fill_header(fwrt, reg, mon_dump,
- cfg->fw_mon_smem_write_ptr_addr,
- cfg->fw_mon_smem_write_ptr_msk,
- cfg->fw_mon_smem_cycle_cnt_ptr_addr,
- cfg->fw_mon_smem_cycle_cnt_ptr_msk);
-
-}
-
static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
+ struct iwl_dump_ini_region_data *reg_data)
{
- return le32_to_cpu(reg->internal.num_of_ranges);
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+
+ return iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs);
}
static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
+ struct iwl_dump_ini_region_data *reg_data)
{
if (fwrt->trans->trans_cfg->gen2)
return fwrt->trans->init_dram.paging_cnt;
@@ -1501,54 +1423,52 @@ static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt,
return fwrt->num_of_paging_blk;
}
-static u32 iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
-{
- return 1;
-}
-
static u32 iwl_dump_ini_txf_ranges(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
+ struct iwl_dump_ini_region_data *reg_data)
{
u32 num_of_fifos = 0;
- while (iwl_ini_txf_iter(fwrt, reg, num_of_fifos))
+ while (iwl_ini_txf_iter(fwrt, reg_data, num_of_fifos))
num_of_fifos++;
return num_of_fifos;
}
-static u32 iwl_dump_ini_rxf_ranges(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
+static u32 iwl_dump_ini_single_range(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data)
{
- /* Each Rx fifo needs a different offset and therefore, it's
- * region can contain only one fifo, i.e. 1 memory range.
- */
return 1;
}
static u32 iwl_dump_ini_mem_get_size(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
+ struct iwl_dump_ini_region_data *reg_data)
{
- return sizeof(struct iwl_fw_ini_error_dump) +
- iwl_dump_ini_mem_ranges(fwrt, reg) *
- (sizeof(struct iwl_fw_ini_error_dump_range) +
- le32_to_cpu(reg->internal.range_data_size));
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ u32 size = le32_to_cpu(reg->dev_addr.size);
+ u32 ranges = iwl_dump_ini_mem_ranges(fwrt, reg_data);
+
+ if (!size || !ranges)
+ return 0;
+
+ return sizeof(struct iwl_fw_ini_error_dump) + ranges *
+ (size + sizeof(struct iwl_fw_ini_error_dump_range));
}
-static u32 iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
+static u32
+iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data)
{
int i;
u32 range_header_len = sizeof(struct iwl_fw_ini_error_dump_range);
u32 size = sizeof(struct iwl_fw_ini_error_dump);
if (fwrt->trans->trans_cfg->gen2) {
- for (i = 0; i < iwl_dump_ini_paging_ranges(fwrt, reg); i++)
+ for (i = 0; i < iwl_dump_ini_paging_ranges(fwrt, reg_data); i++)
size += range_header_len +
fwrt->trans->init_dram.paging[i].size;
} else {
- for (i = 1; i <= iwl_dump_ini_paging_ranges(fwrt, reg); i++)
+ for (i = 1; i <= iwl_dump_ini_paging_ranges(fwrt, reg_data);
+ i++)
size += range_header_len +
fwrt->fw_paging_db[i].fw_paging_size;
}
@@ -1556,61 +1476,43 @@ static u32 iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt,
return size;
}
-static u32 iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
-{
- u32 size = sizeof(struct iwl_fw_ini_monitor_dump) +
- sizeof(struct iwl_fw_ini_error_dump_range);
-
- if (fwrt->trans->dbg.num_blocks)
- size += fwrt->trans->dbg.fw_mon[0].size;
-
- return size;
-}
-
-static u32 iwl_dump_ini_mon_smem_get_size(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
-{
- return sizeof(struct iwl_fw_ini_monitor_dump) +
- iwl_dump_ini_mem_ranges(fwrt, reg) *
- (sizeof(struct iwl_fw_ini_error_dump_range) +
- le32_to_cpu(reg->internal.range_data_size));
-}
-
static u32 iwl_dump_ini_txf_get_size(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
+ struct iwl_dump_ini_region_data *reg_data)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_txf_iter_data *iter = &fwrt->dump.txf_iter_data;
+ u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs);
u32 size = 0;
u32 fifo_hdr = sizeof(struct iwl_fw_ini_error_dump_range) +
- le32_to_cpu(reg->fifos.num_of_registers) *
- sizeof(struct iwl_fw_ini_error_dump_register);
+ registers_num *
+ sizeof(struct iwl_fw_ini_error_dump_register);
- while (iwl_ini_txf_iter(fwrt, reg, size)) {
+ while (iwl_ini_txf_iter(fwrt, reg_data, size)) {
size += fifo_hdr;
- if (!reg->fifos.header_only)
+ if (!reg->fifos.hdr_only)
size += iter->fifo_size;
}
- if (size)
- size += sizeof(struct iwl_fw_ini_error_dump);
+ if (!size)
+ return 0;
- return size;
+ return size + sizeof(struct iwl_fw_ini_error_dump);
}
static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg)
+ struct iwl_dump_ini_region_data *reg_data)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_ini_rxf_data rx_data;
+ u32 registers_num = iwl_tlv_array_len(reg_data->reg_tlv, reg, addrs);
u32 size = sizeof(struct iwl_fw_ini_error_dump) +
sizeof(struct iwl_fw_ini_error_dump_range) +
- le32_to_cpu(reg->fifos.num_of_registers) *
- sizeof(struct iwl_fw_ini_error_dump_register);
+ registers_num * sizeof(struct iwl_fw_ini_error_dump_register);
- if (reg->fifos.header_only)
+ if (reg->fifos.hdr_only)
return size;
- iwl_ini_get_rxf_data(fwrt, reg, &rx_data);
+ iwl_ini_get_rxf_data(fwrt, reg_data, &rx_data);
size += rx_data.size;
return size;
@@ -1627,14 +1529,15 @@ static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt,
*/
struct iwl_dump_ini_mem_ops {
u32 (*get_num_of_ranges)(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg);
+ struct iwl_dump_ini_region_data *reg_data);
u32 (*get_size)(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg);
+ struct iwl_dump_ini_region_data *reg_data);
void *(*fill_mem_hdr)(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg, void *data);
+ struct iwl_dump_ini_region_data *reg_data,
+ void *data);
int (*fill_range)(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_region_cfg *reg, void *range,
- int idx);
+ struct iwl_dump_ini_region_data *reg_data,
+ void *range, int idx);
};
/**
@@ -1649,20 +1552,22 @@ struct iwl_dump_ini_mem_ops {
* @ops: memory dump operations
*/
static u32 iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, struct list_head *list,
- struct iwl_fw_ini_region_cfg *reg,
+ struct iwl_dump_ini_region_data *reg_data,
const struct iwl_dump_ini_mem_ops *ops)
{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
struct iwl_fw_ini_dump_entry *entry;
struct iwl_fw_error_dump_data *tlv;
struct iwl_fw_ini_error_dump_header *header;
- u32 num_of_ranges, i, type = le32_to_cpu(reg->region_type), size;
+ u32 type = le32_to_cpu(reg->type), id = le32_to_cpu(reg->id);
+ u32 num_of_ranges, i, size;
void *range;
if (!ops->get_num_of_ranges || !ops->get_size || !ops->fill_mem_hdr ||
!ops->fill_range)
return 0;
- size = ops->get_size(fwrt, reg);
+ size = ops->get_size(fwrt, reg_data);
if (!size)
return 0;
@@ -1673,36 +1578,35 @@ static u32 iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, struct list_head *list,
entry->size = sizeof(*tlv) + size;
tlv = (void *)entry->data;
- tlv->type = cpu_to_le32(type);
+ tlv->type = reg->type;
tlv->len = cpu_to_le32(size);
- IWL_DEBUG_FW(fwrt, "WRT: Collecting region: id=%d, type=%d\n",
- le32_to_cpu(reg->region_id), type);
+ IWL_DEBUG_FW(fwrt, "WRT: Collecting region: id=%d, type=%d\n", id,
+ type);
- num_of_ranges = ops->get_num_of_ranges(fwrt, reg);
+ num_of_ranges = ops->get_num_of_ranges(fwrt, reg_data);
header = (void *)tlv->data;
- header->region_id = reg->region_id;
+ header->region_id = reg->id;
header->num_of_ranges = cpu_to_le32(num_of_ranges);
- header->name_len = cpu_to_le32(min_t(int, IWL_FW_INI_MAX_NAME,
- le32_to_cpu(reg->name_len)));
- memcpy(header->name, reg->name, le32_to_cpu(header->name_len));
+ header->name_len = cpu_to_le32(IWL_FW_INI_MAX_NAME);
+ memcpy(header->name, reg->name, IWL_FW_INI_MAX_NAME);
- range = ops->fill_mem_hdr(fwrt, reg, header);
+ range = ops->fill_mem_hdr(fwrt, reg_data, header);
if (!range) {
IWL_ERR(fwrt,
"WRT: Failed to fill region header: id=%d, type=%d\n",
- le32_to_cpu(reg->region_id), type);
+ id, type);
goto out_err;
}
for (i = 0; i < num_of_ranges; i++) {
- int range_size = ops->fill_range(fwrt, reg, range, i);
+ int range_size = ops->fill_range(fwrt, reg_data, range, i);
if (range_size < 0) {
IWL_ERR(fwrt,
"WRT: Failed to dump region: id=%d, type=%d\n",
- le32_to_cpu(reg->region_id), type);
+ id, type);
goto out_err;
}
range = range + range_size;
@@ -1793,6 +1697,23 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = {
[IWL_FW_INI_REGION_INVALID] = {},
+ [IWL_FW_INI_REGION_INTERNAL_BUFFER] = {},
+ [IWL_FW_INI_REGION_DRAM_BUFFER] = {},
+ [IWL_FW_INI_REGION_TXF] = {
+ .get_num_of_ranges = iwl_dump_ini_txf_ranges,
+ .get_size = iwl_dump_ini_txf_get_size,
+ .fill_mem_hdr = iwl_dump_ini_mem_fill_header,
+ .fill_range = iwl_dump_ini_txf_iter,
+ },
+ [IWL_FW_INI_REGION_RXF] = {
+ .get_num_of_ranges = iwl_dump_ini_single_range,
+ .get_size = iwl_dump_ini_rxf_get_size,
+ .fill_mem_hdr = iwl_dump_ini_mem_fill_header,
+ .fill_range = iwl_dump_ini_rxf_iter,
+ },
+ [IWL_FW_INI_REGION_LMAC_ERROR_TABLE] = {},
+ [IWL_FW_INI_REGION_UMAC_ERROR_TABLE] = {},
+ [IWL_FW_INI_REGION_RSP_OR_NOTIF] = {},
[IWL_FW_INI_REGION_DEVICE_MEMORY] = {
.get_num_of_ranges = iwl_dump_ini_mem_ranges,
.get_size = iwl_dump_ini_mem_get_size,
@@ -1807,31 +1728,6 @@ static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = {
},
[IWL_FW_INI_REGION_PERIPHERY_PHY] = {},
[IWL_FW_INI_REGION_PERIPHERY_AUX] = {},
- [IWL_FW_INI_REGION_DRAM_BUFFER] = {
- .get_num_of_ranges = iwl_dump_ini_mon_dram_ranges,
- .get_size = iwl_dump_ini_mon_dram_get_size,
- .fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header,
- .fill_range = iwl_dump_ini_mon_dram_iter,
- },
- [IWL_FW_INI_REGION_DRAM_IMR] = {},
- [IWL_FW_INI_REGION_INTERNAL_BUFFER] = {
- .get_num_of_ranges = iwl_dump_ini_mem_ranges,
- .get_size = iwl_dump_ini_mon_smem_get_size,
- .fill_mem_hdr = iwl_dump_ini_mon_smem_fill_header,
- .fill_range = iwl_dump_ini_dev_mem_iter,
- },
- [IWL_FW_INI_REGION_TXF] = {
- .get_num_of_ranges = iwl_dump_ini_txf_ranges,
- .get_size = iwl_dump_ini_txf_get_size,
- .fill_mem_hdr = iwl_dump_ini_mem_fill_header,
- .fill_range = iwl_dump_ini_txf_iter,
- },
- [IWL_FW_INI_REGION_RXF] = {
- .get_num_of_ranges = iwl_dump_ini_rxf_ranges,
- .get_size = iwl_dump_ini_rxf_get_size,
- .fill_mem_hdr = iwl_dump_ini_mem_fill_header,
- .fill_range = iwl_dump_ini_rxf_iter,
- },
[IWL_FW_INI_REGION_PAGING] = {
.fill_mem_hdr = iwl_dump_ini_mem_fill_header,
.get_num_of_ranges = iwl_dump_ini_paging_ranges,
@@ -1844,26 +1740,16 @@ static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = {
.fill_mem_hdr = iwl_dump_ini_mem_fill_header,
.fill_range = iwl_dump_ini_csr_iter,
},
- [IWL_FW_INI_REGION_NOTIFICATION] = {},
- [IWL_FW_INI_REGION_DHC] = {},
- [IWL_FW_INI_REGION_LMAC_ERROR_TABLE] = {
- .get_num_of_ranges = iwl_dump_ini_mem_ranges,
- .get_size = iwl_dump_ini_mem_get_size,
- .fill_mem_hdr = iwl_dump_ini_mem_fill_header,
- .fill_range = iwl_dump_ini_dev_mem_iter,
- },
- [IWL_FW_INI_REGION_UMAC_ERROR_TABLE] = {
- .get_num_of_ranges = iwl_dump_ini_mem_ranges,
- .get_size = iwl_dump_ini_mem_get_size,
- .fill_mem_hdr = iwl_dump_ini_mem_fill_header,
- .fill_range = iwl_dump_ini_dev_mem_iter,
- },
+ [IWL_FW_INI_REGION_DRAM_IMR] = {},
+ [IWL_FW_INI_REGION_PCI_IOSF_CONFIG] = {},
};
static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt,
struct iwl_fw_ini_trigger *trigger,
struct list_head *list)
{
+ struct iwl_dump_ini_mem_ops empty_ops = {};
+ struct iwl_dump_ini_region_data reg_data = {};
int i;
u32 size = 0;
@@ -1890,8 +1776,8 @@ static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt,
if (reg_type >= ARRAY_SIZE(iwl_dump_ini_region_ops))
continue;
- size += iwl_dump_ini_mem(fwrt, list, reg,
- &iwl_dump_ini_region_ops[reg_type]);
+ size += iwl_dump_ini_mem(fwrt, list, ®_data,
+ &empty_ops);
}
if (size)
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 03/16] iwlwifi: dbg_ini: use new trigger TLV in dump flow
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
2019-10-14 7:20 ` [PATCH v2 01/16] iwlwifi: dbg_ini: load external dbg cfg after internal cfg is loaded Luca Coelho
2019-10-14 7:20 ` [PATCH v2 02/16] iwlwifi: dbg_ini: use new region TLV in dump flow Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-18 8:25 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 04/16] iwlwifi: dbg: remove multi buffers infra Luca Coelho
` (12 subsequent siblings)
15 siblings, 1 reply; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Make dump flow use the new trigger TLV.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 37 +++-
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 178 +++++++-----------
drivers/net/wireless/intel/iwlwifi/fw/dbg.h | 47 ++---
.../wireless/intel/iwlwifi/fw/error-dump.h | 11 +-
.../net/wireless/intel/iwlwifi/fw/runtime.h | 29 ++-
.../net/wireless/intel/iwlwifi/iwl-trans.h | 3 +
6 files changed, 144 insertions(+), 161 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
index dad0dea6725d..073a729cd4db 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
@@ -351,18 +351,37 @@ struct iwl_fw_ini_trigger {
} __packed; /* FW_TLV_DEBUG_TRIGGER_CONFIG_API_S_VER_1 */
/**
- * struct iwl_fw_ini_trigger_tlv - (IWL_UCODE_TLV_TYPE_TRIGGERS)
- * Triggers that hold memory regions to dump in case a trigger fires
+ * struct iwl_fw_ini_trigger_tlv - trigger TLV
*
- * @header: header
- * @num_triggers: how many different triggers section and IDs are coming next
- * @trigger_config: list of trigger configurations
+ * Trigger that upon firing, determines what regions to collect
+ *
+ * @hdr: debug header
+ * @time_point: time point. One of &enum iwl_fw_ini_time_point
+ * @trigger_reason: trigger reason
+ * @apply_policy: uses &enum iwl_fw_ini_trigger_apply_policy
+ * @dump_delay: delay from trigger fire to dump, in usec
+ * @occurrences: max trigger fire occurrences allowed
+ * @reserved: unused
+ * @ignore_consec: ignore consecutive triggers, in usec
+ * @reset_fw: if non zero, will reset and reload the FW
+ * @multi_dut: initiate debug dump data on several DUTs
+ * @regions_mask: mask of regions to collect
+ * @data: trigger data
*/
struct iwl_fw_ini_trigger_tlv {
- struct iwl_fw_ini_header header;
- __le32 num_triggers;
- struct iwl_fw_ini_trigger trigger_config[];
-} __packed; /* FW_TLV_DEBUG_TRIGGERS_API_S_VER_1 */
+ struct iwl_fw_ini_header hdr;
+ __le32 time_point;
+ __le32 trigger_reason;
+ __le32 apply_policy;
+ __le32 dump_delay;
+ __le32 occurrences;
+ __le32 reserved;
+ __le32 ignore_consec;
+ __le32 reset_fw;
+ __le32 multi_dut;
+ __le64 regions_mask;
+ __le32 data[];
+} __packed; /* FW_TLV_DEBUG_TRIGGER_API_S_VER_1 */
#define IWL_FW_INI_MAX_IMG_NAME_LEN 32
#define IWL_FW_INI_MAX_DBG_CFG_NAME_LEN 64
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index d279d4e96c1b..0f9a3c221bd9 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1623,14 +1623,13 @@ static u32 iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, struct list_head *list,
}
static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_trigger *trigger,
+ struct iwl_fw_ini_trigger_tlv *trigger,
struct list_head *list)
{
struct iwl_fw_ini_dump_entry *entry;
struct iwl_fw_error_dump_data *tlv;
struct iwl_fw_ini_dump_info *dump;
- u32 reg_ids_size = le32_to_cpu(trigger->num_regions) * sizeof(__le32);
- u32 size = sizeof(*tlv) + sizeof(*dump) + reg_ids_size;
+ u32 size = sizeof(*tlv) + sizeof(*dump);
entry = kmalloc(sizeof(*entry) + size, GFP_KERNEL);
if (!entry)
@@ -1640,13 +1639,14 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
tlv = (void *)entry->data;
tlv->type = cpu_to_le32(IWL_INI_DUMP_INFO_TYPE);
- tlv->len = cpu_to_le32(sizeof(*dump) + reg_ids_size);
+ tlv->len = cpu_to_le32(size - sizeof(*tlv));
dump = (void *)tlv->data;
dump->version = cpu_to_le32(IWL_INI_DUMP_VER);
- dump->trigger_id = trigger->trigger_id;
- dump->is_external_cfg =
+ dump->time_point = trigger->time_point;
+ dump->trigger_reason = trigger->trigger_reason;
+ dump->external_cfg_state =
cpu_to_le32(fwrt->trans->dbg.external_ini_cfg);
dump->ver_type = cpu_to_le32(fwrt->dump.fw_ver.type);
@@ -1670,23 +1670,6 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
memcpy(dump->build_tag, fwrt->fw->human_readable,
sizeof(dump->build_tag));
- dump->img_name_len = cpu_to_le32(sizeof(dump->img_name));
- memcpy(dump->img_name, fwrt->dump.img_name, sizeof(dump->img_name));
-
- dump->internal_dbg_cfg_name_len =
- cpu_to_le32(sizeof(dump->internal_dbg_cfg_name));
- memcpy(dump->internal_dbg_cfg_name, fwrt->dump.internal_dbg_cfg_name,
- sizeof(dump->internal_dbg_cfg_name));
-
- dump->external_dbg_cfg_name_len =
- cpu_to_le32(sizeof(dump->external_dbg_cfg_name));
-
- memcpy(dump->external_dbg_cfg_name, fwrt->dump.external_dbg_cfg_name,
- sizeof(dump->external_dbg_cfg_name));
-
- dump->regions_num = trigger->num_regions;
- memcpy(dump->region_ids, trigger->data, reg_ids_size);
-
/* add dump info TLV to the beginning of the list since it needs to be
* the first TLV in the dump
*/
@@ -1745,39 +1728,36 @@ static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = {
};
static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_trigger *trigger,
+ struct iwl_fwrt_dump_data *dump_data,
struct list_head *list)
{
- struct iwl_dump_ini_mem_ops empty_ops = {};
+ struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig;
struct iwl_dump_ini_region_data reg_data = {};
int i;
u32 size = 0;
+ u64 regions_mask = le64_to_cpu(trigger->regions_mask);
- for (i = 0; i < le32_to_cpu(trigger->num_regions); i++) {
- u32 reg_id = le32_to_cpu(trigger->data[i]), reg_type;
- struct iwl_fw_ini_region_cfg *reg;
+ for (i = 0; i < 64; i++) {
+ u32 reg_type;
+ struct iwl_fw_ini_region_tlv *reg;
- if (WARN_ON(reg_id >= ARRAY_SIZE(fwrt->dump.active_regs)))
+ if (!(BIT_ULL(i) & regions_mask))
continue;
- reg = fwrt->dump.active_regs[reg_id];
- if (!reg) {
+ reg_data.reg_tlv = fwrt->trans->dbg.active_regions[i];
+ if (!reg_data.reg_tlv) {
IWL_WARN(fwrt,
- "WRT: Unassigned region id %d, skipping\n",
- reg_id);
+ "WRT: Unassigned region id %d, skipping\n", i);
continue;
}
- /* currently the driver supports always on domain only */
- if (le32_to_cpu(reg->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON)
- continue;
-
- reg_type = le32_to_cpu(reg->region_type);
+ reg = (void *)reg_data.reg_tlv->data;
+ reg_type = le32_to_cpu(reg->type);
if (reg_type >= ARRAY_SIZE(iwl_dump_ini_region_ops))
continue;
size += iwl_dump_ini_mem(fwrt, list, ®_data,
- &empty_ops);
+ &iwl_dump_ini_region_ops[reg_type]);
}
if (size)
@@ -1786,20 +1766,32 @@ static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt,
return size;
}
+static bool iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt,
+ struct iwl_fw_ini_trigger_tlv *trig)
+{
+ enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point);
+ u32 usec = le32_to_cpu(trig->ignore_consec);
+
+ if (!iwl_trans_dbg_ini_valid(fwrt->trans) ||
+ tp_id == IWL_FW_INI_TIME_POINT_INVALID ||
+ tp_id >= IWL_FW_INI_TIME_POINT_NUM ||
+ iwl_fw_dbg_no_trig_window(fwrt, tp_id, usec))
+ return false;
+
+ return true;
+}
+
static u32 iwl_dump_ini_file_gen(struct iwl_fw_runtime *fwrt,
- enum iwl_fw_ini_trigger_id trig_id,
+ struct iwl_fwrt_dump_data *dump_data,
struct list_head *list)
{
+ struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig;
struct iwl_fw_ini_dump_entry *entry;
struct iwl_fw_ini_dump_file_hdr *hdr;
- struct iwl_fw_ini_trigger *trigger;
u32 size;
- if (!iwl_fw_ini_trigger_on(fwrt, trig_id))
- return 0;
-
- trigger = fwrt->dump.active_trigs[trig_id].trig;
- if (!trigger || !le32_to_cpu(trigger->num_regions))
+ if (!trigger || !iwl_fw_ini_trigger_on(fwrt, trigger) ||
+ !le64_to_cpu(trigger->regions_mask))
return 0;
entry = kmalloc(sizeof(*entry) + sizeof(*hdr), GFP_KERNEL);
@@ -1808,7 +1800,7 @@ static u32 iwl_dump_ini_file_gen(struct iwl_fw_runtime *fwrt,
entry->size = sizeof(*hdr);
- size = iwl_dump_ini_trigger(fwrt, trigger, list);
+ size = iwl_dump_ini_trigger(fwrt, dump_data, list);
if (!size) {
kfree(entry);
return 0;
@@ -1880,14 +1872,18 @@ static void iwl_dump_ini_list_free(struct list_head *list)
}
}
-static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, u8 wk_idx)
+static void iwl_fw_error_dump_data_free(struct iwl_fwrt_dump_data *dump_data)
+{
+ dump_data->trig = NULL;
+}
+
+static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt,
+ struct iwl_fwrt_dump_data *dump_data)
{
- enum iwl_fw_ini_trigger_id trig_id = fwrt->dump.wks[wk_idx].ini_trig_id;
struct list_head dump_list = LIST_HEAD_INIT(dump_list);
struct scatterlist *sg_dump_data;
- u32 file_len;
+ u32 file_len = iwl_dump_ini_file_gen(fwrt, dump_data, &dump_list);
- file_len = iwl_dump_ini_file_gen(fwrt, trig_id, &dump_list);
if (!file_len)
goto out;
@@ -1908,7 +1904,7 @@ static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, u8 wk_idx)
iwl_dump_ini_list_free(&dump_list);
out:
- fwrt->dump.wks[wk_idx].ini_trig_id = IWL_FW_TRIGGER_ID_INVALID;
+ iwl_fw_error_dump_data_free(dump_data);
}
const struct iwl_fw_dump_desc iwl_dump_desc_assert = {
@@ -1923,15 +1919,9 @@ int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt,
bool monitor_only,
unsigned int delay)
{
- u32 trig_type = le32_to_cpu(desc->trig_desc.type);
- int ret;
-
if (iwl_trans_dbg_ini_valid(fwrt->trans)) {
- ret = iwl_fw_dbg_ini_collect(fwrt, trig_type);
- if (!ret)
- iwl_fw_free_dump_desc(fwrt);
-
- return ret;
+ iwl_fw_free_dump_desc(fwrt);
+ return 0;
}
/* use wks[0] since dump flow prior to ini does not need to support
@@ -2023,35 +2013,26 @@ int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt,
}
IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect);
-int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
- enum iwl_fw_ini_trigger_id id)
+int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
+ struct iwl_fwrt_dump_data *dump_data)
{
- struct iwl_fw_ini_active_triggers *active;
+ struct iwl_fw_ini_trigger_tlv *trig = dump_data->trig;
+ enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point);
u32 occur, delay;
unsigned long idx;
- if (WARN_ON(!iwl_fw_ini_trigger_on(fwrt, id)))
- return -EINVAL;
-
- if (!iwl_fw_ini_trigger_on(fwrt, id)) {
+ if (!iwl_fw_ini_trigger_on(fwrt, trig)) {
IWL_WARN(fwrt, "WRT: Trigger %d is not active, aborting dump\n",
- id);
+ tp_id);
return -EINVAL;
}
- active = &fwrt->dump.active_trigs[id];
- delay = le32_to_cpu(active->trig->dump_delay);
- occur = le32_to_cpu(active->trig->occurrences);
+ delay = le32_to_cpu(trig->dump_delay);
+ occur = le32_to_cpu(trig->occurrences);
if (!occur)
return 0;
- active->trig->occurrences = cpu_to_le32(--occur);
-
- if (le32_to_cpu(active->trig->force_restart)) {
- IWL_WARN(fwrt, "WRT: Force restart: trigger %d fired.\n", id);
- iwl_force_nmi(fwrt->trans);
- return 0;
- }
+ trig->occurrences = cpu_to_le32(--occur);
/* Check there is an available worker.
* ffz return value is undefined if no zero exists,
@@ -2066,36 +2047,15 @@ int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
test_and_set_bit(fwrt->dump.wks[idx].idx, &fwrt->dump.active_wks))
return -EBUSY;
- fwrt->dump.wks[idx].ini_trig_id = id;
+ memcpy(&fwrt->dump.wks[idx].dump_data, dump_data,
+ sizeof(fwrt->dump.wks[idx].dump_data));
- IWL_WARN(fwrt, "WRT: Collecting data: ini trigger %d fired.\n", id);
+ IWL_WARN(fwrt, "WRT: Collecting data: ini trigger %d fired.\n", tp_id);
schedule_delayed_work(&fwrt->dump.wks[idx].wk, usecs_to_jiffies(delay));
return 0;
}
-IWL_EXPORT_SYMBOL(_iwl_fw_dbg_ini_collect);
-
-int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, u32 legacy_trigger_id)
-{
- int id;
-
- switch (legacy_trigger_id) {
- case FW_DBG_TRIGGER_FW_ASSERT:
- case FW_DBG_TRIGGER_ALIVE_TIMEOUT:
- case FW_DBG_TRIGGER_DRIVER:
- id = IWL_FW_TRIGGER_ID_FW_ASSERT;
- break;
- case FW_DBG_TRIGGER_USER:
- id = IWL_FW_TRIGGER_ID_USER_TRIGGER;
- break;
- default:
- return -EIO;
- }
-
- return _iwl_fw_dbg_ini_collect(fwrt, id);
-}
-IWL_EXPORT_SYMBOL(iwl_fw_dbg_ini_collect);
int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt,
struct iwl_fw_dbg_trigger_tlv *trigger,
@@ -2104,6 +2064,9 @@ int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt,
int ret, len = 0;
char buf[64];
+ if (iwl_trans_dbg_ini_valid(fwrt->trans))
+ return 0;
+
if (fmt) {
va_list ap;
@@ -2207,7 +2170,7 @@ static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx)
IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection start\n");
if (iwl_trans_dbg_ini_valid(fwrt->trans))
- iwl_fw_error_ini_dump(fwrt, wk_idx);
+ iwl_fw_error_ini_dump(fwrt, &fwrt->dump.wks[wk_idx].dump_data);
else
iwl_fw_error_dump(fwrt);
IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection done\n");
@@ -2220,11 +2183,10 @@ static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx)
void iwl_fw_error_dump_wk(struct work_struct *work)
{
- struct iwl_fw_runtime *fwrt;
- typeof(fwrt->dump.wks[0]) *wks;
-
- wks = container_of(work, typeof(fwrt->dump.wks[0]), wk.work);
- fwrt = container_of(wks, struct iwl_fw_runtime, dump.wks[wks->idx]);
+ struct iwl_fwrt_wk_data *wks =
+ container_of(work, typeof(*wks), wk.work);
+ struct iwl_fw_runtime *fwrt =
+ container_of(wks, typeof(*fwrt), dump.wks[wks->idx]);
/* assumes the op mode mutex is locked in dump_start since
* iwl_fw_dbg_collect_sync can't run in parallel
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
index e3b5dd34643f..179f2905d56b 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
@@ -114,9 +114,8 @@ int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt,
bool monitor_only, unsigned int delay);
int iwl_fw_dbg_error_collect(struct iwl_fw_runtime *fwrt,
enum iwl_fw_dbg_trigger trig_type);
-int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
- enum iwl_fw_ini_trigger_id id);
-int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, u32 legacy_trigger_id);
+int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
+ struct iwl_fwrt_dump_data *dump_data);
int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt,
enum iwl_fw_dbg_trigger trig, const char *str,
size_t len, struct iwl_fw_dbg_trigger_tlv *trigger);
@@ -222,29 +221,6 @@ _iwl_fw_dbg_trigger_on(struct iwl_fw_runtime *fwrt,
_iwl_fw_dbg_trigger_on((fwrt), (wdev), (id)); \
})
-static inline bool
-iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt,
- enum iwl_fw_ini_trigger_id id)
-{
- struct iwl_fw_ini_trigger *trig;
- u32 usec;
-
- if (!iwl_trans_dbg_ini_valid(fwrt->trans) ||
- id == IWL_FW_TRIGGER_ID_INVALID || id >= IWL_FW_TRIGGER_ID_NUM ||
- !fwrt->dump.active_trigs[id].active)
- return false;
-
- trig = fwrt->dump.active_trigs[id].trig;
- usec = le32_to_cpu(trig->ignore_consec);
-
- if (iwl_fw_dbg_no_trig_window(fwrt, id, usec)) {
- IWL_WARN(fwrt, "Trigger %d fired in no-collect window\n", id);
- return false;
- }
-
- return true;
-}
-
static inline void
_iwl_fw_dbg_trigger_simple_stop(struct iwl_fw_runtime *fwrt,
struct wireless_dev *wdev,
@@ -315,10 +291,8 @@ static inline void iwl_fw_flush_dumps(struct iwl_fw_runtime *fwrt)
int i;
iwl_dbg_tlv_del_timers(fwrt->trans);
- for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++) {
+ for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++)
flush_delayed_work(&fwrt->dump.wks[i].wk);
- fwrt->dump.wks[i].ini_trig_id = IWL_FW_TRIGGER_ID_INVALID;
- }
}
#ifdef CONFIG_IWLWIFI_DEBUGFS
@@ -381,12 +355,21 @@ static inline void iwl_fw_umac_set_alive_err_table(struct iwl_trans *trans,
static inline void iwl_fw_error_collect(struct iwl_fw_runtime *fwrt)
{
- if (iwl_trans_dbg_ini_valid(fwrt->trans) && fwrt->trans->dbg.hw_error) {
- _iwl_fw_dbg_ini_collect(fwrt, IWL_FW_TRIGGER_ID_FW_HW_ERROR);
+ enum iwl_fw_ini_time_point tp_id;
+
+ if (!iwl_trans_dbg_ini_valid(fwrt->trans)) {
+ iwl_fw_dbg_collect_desc(fwrt, &iwl_dump_desc_assert, false, 0);
+ return;
+ }
+
+ if (fwrt->trans->dbg.hw_error) {
+ tp_id = IWL_FW_INI_TIME_POINT_FW_HW_ERROR;
fwrt->trans->dbg.hw_error = false;
} else {
- iwl_fw_dbg_collect_desc(fwrt, &iwl_dump_desc_assert, false, 0);
+ tp_id = IWL_FW_INI_TIME_POINT_FW_ASSERT;
}
+
+ iwl_dbg_tlv_time_point(fwrt, tp_id, NULL);
}
void iwl_fw_error_print_fseq_regs(struct iwl_fw_runtime *fwrt);
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
index 2e763678dbdb..2ccf04dacd52 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
@@ -381,10 +381,9 @@ struct iwl_fw_ini_error_dump_register {
/* struct iwl_fw_ini_dump_info - ini dump information
* @version: dump version
- * @trigger_id: trigger id that caused the dump collection
- * @trigger_reason: not supported yet
- * @is_external_cfg: 1 if an external debug configuration was loaded
- * and 0 otherwise
+ * @time_point: time point that caused the dump collection
+ * @trigger_reason: reason of the trigger
+ * @external_cfg_state: &enum iwl_ini_cfg_state
* @ver_type: FW version type
* @ver_subtype: FW version subype
* @hw_step: HW step
@@ -410,9 +409,9 @@ struct iwl_fw_ini_error_dump_register {
*/
struct iwl_fw_ini_dump_info {
__le32 version;
- __le32 trigger_id;
+ __le32 time_point;
__le32 trigger_reason;
- __le32 is_external_cfg;
+ __le32 external_cfg_state;
__le32 ver_type;
__le32 ver_subtype;
__le32 hw_step;
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
index be436c18a047..f3c56a2c2531 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
@@ -90,6 +90,27 @@ struct iwl_fwrt_shared_mem_cfg {
#define IWL_FW_RUNTIME_DUMP_WK_NUM 5
+/**
+ * struct iwl_fwrt_dump_data - dump data
+ * @trig: trigger the worker was scheduled upon
+ * @fw_pkt: packet received from FW
+ */
+struct iwl_fwrt_dump_data {
+ struct iwl_fw_ini_trigger_tlv *trig;
+ struct iwl_rx_packet *fw_pkt;
+};
+
+/**
+ * struct iwl_fwrt_wk_data - dump worker data struct
+ * @idx: index of the worker
+ * @wk: worker
+ */
+struct iwl_fwrt_wk_data {
+ u8 idx;
+ struct delayed_work wk;
+ struct iwl_fwrt_dump_data dump_data;
+};
+
/**
* struct iwl_txf_iter_data - Tx fifo iterator data struct
* @fifo: fifo number
@@ -141,17 +162,13 @@ struct iwl_fw_runtime {
struct {
const struct iwl_fw_dump_desc *desc;
bool monitor_only;
- struct {
- u8 idx;
- enum iwl_fw_ini_trigger_id ini_trig_id;
- struct delayed_work wk;
- } wks[IWL_FW_RUNTIME_DUMP_WK_NUM];
+ struct iwl_fwrt_wk_data wks[IWL_FW_RUNTIME_DUMP_WK_NUM];
unsigned long active_wks;
u8 conf;
/* ts of the beginning of a non-collect fw dbg data period */
- unsigned long non_collect_ts_start[IWL_FW_TRIGGER_ID_NUM];
+ unsigned long non_collect_ts_start[IWL_FW_INI_TIME_POINT_NUM];
u32 *d3_debug_data;
struct iwl_fw_ini_region_cfg *active_regs[IWL_FW_INI_MAX_REGION_ID];
struct iwl_fw_ini_active_triggers active_trigs[IWL_FW_TRIGGER_ID_NUM];
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index a31408188ed0..b1fb17515398 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -710,6 +710,7 @@ struct iwl_self_init_dram {
* @fw_mon: address of the buffers for firmware monitor
* @hw_error: equals true if hw error interrupt was received from the FW
* @ini_dest: debug monitor destination uses &enum iwl_fw_ini_buffer_location
+ * @active_regions: active regions
*/
struct iwl_trans_debug {
u8 n_dest_reg;
@@ -731,6 +732,8 @@ struct iwl_trans_debug {
bool hw_error;
enum iwl_fw_ini_buffer_location ini_dest;
+
+ struct iwl_ucode_tlv *active_regions[IWL_FW_INI_MAX_REGION_ID];
};
/**
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 03/16] iwlwifi: dbg_ini: use new trigger TLV in dump flow
2019-10-14 7:20 ` [PATCH v2 03/16] iwlwifi: dbg_ini: use new trigger " Luca Coelho
@ 2019-10-18 8:25 ` Luca Coelho
0 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-18 8:25 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Make dump flow use the new trigger TLV.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 37 +++-
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 177 +++++++-----------
drivers/net/wireless/intel/iwlwifi/fw/dbg.h | 47 ++---
.../wireless/intel/iwlwifi/fw/error-dump.h | 11 +-
.../net/wireless/intel/iwlwifi/fw/runtime.h | 29 ++-
.../net/wireless/intel/iwlwifi/iwl-trans.h | 3 +
6 files changed, 143 insertions(+), 161 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
index dad0dea6725d..073a729cd4db 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
@@ -351,18 +351,37 @@ struct iwl_fw_ini_trigger {
} __packed; /* FW_TLV_DEBUG_TRIGGER_CONFIG_API_S_VER_1 */
/**
- * struct iwl_fw_ini_trigger_tlv - (IWL_UCODE_TLV_TYPE_TRIGGERS)
- * Triggers that hold memory regions to dump in case a trigger fires
+ * struct iwl_fw_ini_trigger_tlv - trigger TLV
*
- * @header: header
- * @num_triggers: how many different triggers section and IDs are coming next
- * @trigger_config: list of trigger configurations
+ * Trigger that upon firing, determines what regions to collect
+ *
+ * @hdr: debug header
+ * @time_point: time point. One of &enum iwl_fw_ini_time_point
+ * @trigger_reason: trigger reason
+ * @apply_policy: uses &enum iwl_fw_ini_trigger_apply_policy
+ * @dump_delay: delay from trigger fire to dump, in usec
+ * @occurrences: max trigger fire occurrences allowed
+ * @reserved: unused
+ * @ignore_consec: ignore consecutive triggers, in usec
+ * @reset_fw: if non zero, will reset and reload the FW
+ * @multi_dut: initiate debug dump data on several DUTs
+ * @regions_mask: mask of regions to collect
+ * @data: trigger data
*/
struct iwl_fw_ini_trigger_tlv {
- struct iwl_fw_ini_header header;
- __le32 num_triggers;
- struct iwl_fw_ini_trigger trigger_config[];
-} __packed; /* FW_TLV_DEBUG_TRIGGERS_API_S_VER_1 */
+ struct iwl_fw_ini_header hdr;
+ __le32 time_point;
+ __le32 trigger_reason;
+ __le32 apply_policy;
+ __le32 dump_delay;
+ __le32 occurrences;
+ __le32 reserved;
+ __le32 ignore_consec;
+ __le32 reset_fw;
+ __le32 multi_dut;
+ __le64 regions_mask;
+ __le32 data[];
+} __packed; /* FW_TLV_DEBUG_TRIGGER_API_S_VER_1 */
#define IWL_FW_INI_MAX_IMG_NAME_LEN 32
#define IWL_FW_INI_MAX_DBG_CFG_NAME_LEN 64
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index d279d4e96c1b..b52ad6f050bd 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1623,14 +1623,13 @@ static u32 iwl_dump_ini_mem(struct iwl_fw_runtime *fwrt, struct list_head *list,
}
static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_trigger *trigger,
+ struct iwl_fw_ini_trigger_tlv *trigger,
struct list_head *list)
{
struct iwl_fw_ini_dump_entry *entry;
struct iwl_fw_error_dump_data *tlv;
struct iwl_fw_ini_dump_info *dump;
- u32 reg_ids_size = le32_to_cpu(trigger->num_regions) * sizeof(__le32);
- u32 size = sizeof(*tlv) + sizeof(*dump) + reg_ids_size;
+ u32 size = sizeof(*tlv) + sizeof(*dump);
entry = kmalloc(sizeof(*entry) + size, GFP_KERNEL);
if (!entry)
@@ -1640,13 +1639,14 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
tlv = (void *)entry->data;
tlv->type = cpu_to_le32(IWL_INI_DUMP_INFO_TYPE);
- tlv->len = cpu_to_le32(sizeof(*dump) + reg_ids_size);
+ tlv->len = cpu_to_le32(size - sizeof(*tlv));
dump = (void *)tlv->data;
dump->version = cpu_to_le32(IWL_INI_DUMP_VER);
- dump->trigger_id = trigger->trigger_id;
- dump->is_external_cfg =
+ dump->time_point = trigger->time_point;
+ dump->trigger_reason = trigger->trigger_reason;
+ dump->external_cfg_state =
cpu_to_le32(fwrt->trans->dbg.external_ini_cfg);
dump->ver_type = cpu_to_le32(fwrt->dump.fw_ver.type);
@@ -1670,23 +1670,6 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
memcpy(dump->build_tag, fwrt->fw->human_readable,
sizeof(dump->build_tag));
- dump->img_name_len = cpu_to_le32(sizeof(dump->img_name));
- memcpy(dump->img_name, fwrt->dump.img_name, sizeof(dump->img_name));
-
- dump->internal_dbg_cfg_name_len =
- cpu_to_le32(sizeof(dump->internal_dbg_cfg_name));
- memcpy(dump->internal_dbg_cfg_name, fwrt->dump.internal_dbg_cfg_name,
- sizeof(dump->internal_dbg_cfg_name));
-
- dump->external_dbg_cfg_name_len =
- cpu_to_le32(sizeof(dump->external_dbg_cfg_name));
-
- memcpy(dump->external_dbg_cfg_name, fwrt->dump.external_dbg_cfg_name,
- sizeof(dump->external_dbg_cfg_name));
-
- dump->regions_num = trigger->num_regions;
- memcpy(dump->region_ids, trigger->data, reg_ids_size);
-
/* add dump info TLV to the beginning of the list since it needs to be
* the first TLV in the dump
*/
@@ -1745,39 +1728,36 @@ static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = {
};
static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt,
- struct iwl_fw_ini_trigger *trigger,
+ struct iwl_fwrt_dump_data *dump_data,
struct list_head *list)
{
- struct iwl_dump_ini_mem_ops empty_ops = {};
+ struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig;
struct iwl_dump_ini_region_data reg_data = {};
int i;
u32 size = 0;
+ u64 regions_mask = le64_to_cpu(trigger->regions_mask);
- for (i = 0; i < le32_to_cpu(trigger->num_regions); i++) {
- u32 reg_id = le32_to_cpu(trigger->data[i]), reg_type;
- struct iwl_fw_ini_region_cfg *reg;
+ for (i = 0; i < 64; i++) {
+ u32 reg_type;
+ struct iwl_fw_ini_region_tlv *reg;
- if (WARN_ON(reg_id >= ARRAY_SIZE(fwrt->dump.active_regs)))
+ if (!(BIT_ULL(i) & regions_mask))
continue;
- reg = fwrt->dump.active_regs[reg_id];
- if (!reg) {
+ reg_data.reg_tlv = fwrt->trans->dbg.active_regions[i];
+ if (!reg_data.reg_tlv) {
IWL_WARN(fwrt,
- "WRT: Unassigned region id %d, skipping\n",
- reg_id);
+ "WRT: Unassigned region id %d, skipping\n", i);
continue;
}
- /* currently the driver supports always on domain only */
- if (le32_to_cpu(reg->domain) != IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON)
- continue;
-
- reg_type = le32_to_cpu(reg->region_type);
+ reg = (void *)reg_data.reg_tlv->data;
+ reg_type = le32_to_cpu(reg->type);
if (reg_type >= ARRAY_SIZE(iwl_dump_ini_region_ops))
continue;
size += iwl_dump_ini_mem(fwrt, list, ®_data,
- &empty_ops);
+ &iwl_dump_ini_region_ops[reg_type]);
}
if (size)
@@ -1786,20 +1766,32 @@ static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt,
return size;
}
+static bool iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt,
+ struct iwl_fw_ini_trigger_tlv *trig)
+{
+ enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point);
+ u32 usec = le32_to_cpu(trig->ignore_consec);
+
+ if (!iwl_trans_dbg_ini_valid(fwrt->trans) ||
+ tp_id == IWL_FW_INI_TIME_POINT_INVALID ||
+ tp_id >= IWL_FW_INI_TIME_POINT_NUM ||
+ iwl_fw_dbg_no_trig_window(fwrt, tp_id, usec))
+ return false;
+
+ return true;
+}
+
static u32 iwl_dump_ini_file_gen(struct iwl_fw_runtime *fwrt,
- enum iwl_fw_ini_trigger_id trig_id,
+ struct iwl_fwrt_dump_data *dump_data,
struct list_head *list)
{
+ struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig;
struct iwl_fw_ini_dump_entry *entry;
struct iwl_fw_ini_dump_file_hdr *hdr;
- struct iwl_fw_ini_trigger *trigger;
u32 size;
- if (!iwl_fw_ini_trigger_on(fwrt, trig_id))
- return 0;
-
- trigger = fwrt->dump.active_trigs[trig_id].trig;
- if (!trigger || !le32_to_cpu(trigger->num_regions))
+ if (!trigger || !iwl_fw_ini_trigger_on(fwrt, trigger) ||
+ !le64_to_cpu(trigger->regions_mask))
return 0;
entry = kmalloc(sizeof(*entry) + sizeof(*hdr), GFP_KERNEL);
@@ -1808,7 +1800,7 @@ static u32 iwl_dump_ini_file_gen(struct iwl_fw_runtime *fwrt,
entry->size = sizeof(*hdr);
- size = iwl_dump_ini_trigger(fwrt, trigger, list);
+ size = iwl_dump_ini_trigger(fwrt, dump_data, list);
if (!size) {
kfree(entry);
return 0;
@@ -1880,14 +1872,18 @@ static void iwl_dump_ini_list_free(struct list_head *list)
}
}
-static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, u8 wk_idx)
+static void iwl_fw_error_dump_data_free(struct iwl_fwrt_dump_data *dump_data)
+{
+ dump_data->trig = NULL;
+}
+
+static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt,
+ struct iwl_fwrt_dump_data *dump_data)
{
- enum iwl_fw_ini_trigger_id trig_id = fwrt->dump.wks[wk_idx].ini_trig_id;
struct list_head dump_list = LIST_HEAD_INIT(dump_list);
struct scatterlist *sg_dump_data;
- u32 file_len;
+ u32 file_len = iwl_dump_ini_file_gen(fwrt, dump_data, &dump_list);
- file_len = iwl_dump_ini_file_gen(fwrt, trig_id, &dump_list);
if (!file_len)
goto out;
@@ -1908,7 +1904,7 @@ static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt, u8 wk_idx)
iwl_dump_ini_list_free(&dump_list);
out:
- fwrt->dump.wks[wk_idx].ini_trig_id = IWL_FW_TRIGGER_ID_INVALID;
+ iwl_fw_error_dump_data_free(dump_data);
}
const struct iwl_fw_dump_desc iwl_dump_desc_assert = {
@@ -1923,15 +1919,9 @@ int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt,
bool monitor_only,
unsigned int delay)
{
- u32 trig_type = le32_to_cpu(desc->trig_desc.type);
- int ret;
-
if (iwl_trans_dbg_ini_valid(fwrt->trans)) {
- ret = iwl_fw_dbg_ini_collect(fwrt, trig_type);
- if (!ret)
- iwl_fw_free_dump_desc(fwrt);
-
- return ret;
+ iwl_fw_free_dump_desc(fwrt);
+ return 0;
}
/* use wks[0] since dump flow prior to ini does not need to support
@@ -2023,35 +2013,26 @@ int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt,
}
IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect);
-int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
- enum iwl_fw_ini_trigger_id id)
+int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
+ struct iwl_fwrt_dump_data *dump_data)
{
- struct iwl_fw_ini_active_triggers *active;
+ struct iwl_fw_ini_trigger_tlv *trig = dump_data->trig;
+ enum iwl_fw_ini_time_point tp_id = le32_to_cpu(trig->time_point);
u32 occur, delay;
unsigned long idx;
- if (WARN_ON(!iwl_fw_ini_trigger_on(fwrt, id)))
- return -EINVAL;
-
- if (!iwl_fw_ini_trigger_on(fwrt, id)) {
+ if (!iwl_fw_ini_trigger_on(fwrt, trig)) {
IWL_WARN(fwrt, "WRT: Trigger %d is not active, aborting dump\n",
- id);
+ tp_id);
return -EINVAL;
}
- active = &fwrt->dump.active_trigs[id];
- delay = le32_to_cpu(active->trig->dump_delay);
- occur = le32_to_cpu(active->trig->occurrences);
+ delay = le32_to_cpu(trig->dump_delay);
+ occur = le32_to_cpu(trig->occurrences);
if (!occur)
return 0;
- active->trig->occurrences = cpu_to_le32(--occur);
-
- if (le32_to_cpu(active->trig->force_restart)) {
- IWL_WARN(fwrt, "WRT: Force restart: trigger %d fired.\n", id);
- iwl_force_nmi(fwrt->trans);
- return 0;
- }
+ trig->occurrences = cpu_to_le32(--occur);
/* Check there is an available worker.
* ffz return value is undefined if no zero exists,
@@ -2066,36 +2047,14 @@ int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
test_and_set_bit(fwrt->dump.wks[idx].idx, &fwrt->dump.active_wks))
return -EBUSY;
- fwrt->dump.wks[idx].ini_trig_id = id;
+ fwrt->dump.wks[idx].dump_data = *dump_data;
- IWL_WARN(fwrt, "WRT: Collecting data: ini trigger %d fired.\n", id);
+ IWL_WARN(fwrt, "WRT: Collecting data: ini trigger %d fired.\n", tp_id);
schedule_delayed_work(&fwrt->dump.wks[idx].wk, usecs_to_jiffies(delay));
return 0;
}
-IWL_EXPORT_SYMBOL(_iwl_fw_dbg_ini_collect);
-
-int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, u32 legacy_trigger_id)
-{
- int id;
-
- switch (legacy_trigger_id) {
- case FW_DBG_TRIGGER_FW_ASSERT:
- case FW_DBG_TRIGGER_ALIVE_TIMEOUT:
- case FW_DBG_TRIGGER_DRIVER:
- id = IWL_FW_TRIGGER_ID_FW_ASSERT;
- break;
- case FW_DBG_TRIGGER_USER:
- id = IWL_FW_TRIGGER_ID_USER_TRIGGER;
- break;
- default:
- return -EIO;
- }
-
- return _iwl_fw_dbg_ini_collect(fwrt, id);
-}
-IWL_EXPORT_SYMBOL(iwl_fw_dbg_ini_collect);
int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt,
struct iwl_fw_dbg_trigger_tlv *trigger,
@@ -2104,6 +2063,9 @@ int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt,
int ret, len = 0;
char buf[64];
+ if (iwl_trans_dbg_ini_valid(fwrt->trans))
+ return 0;
+
if (fmt) {
va_list ap;
@@ -2207,7 +2169,7 @@ static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx)
IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection start\n");
if (iwl_trans_dbg_ini_valid(fwrt->trans))
- iwl_fw_error_ini_dump(fwrt, wk_idx);
+ iwl_fw_error_ini_dump(fwrt, &fwrt->dump.wks[wk_idx].dump_data);
else
iwl_fw_error_dump(fwrt);
IWL_DEBUG_FW_INFO(fwrt, "WRT: Data collection done\n");
@@ -2220,11 +2182,10 @@ static void iwl_fw_dbg_collect_sync(struct iwl_fw_runtime *fwrt, u8 wk_idx)
void iwl_fw_error_dump_wk(struct work_struct *work)
{
- struct iwl_fw_runtime *fwrt;
- typeof(fwrt->dump.wks[0]) *wks;
-
- wks = container_of(work, typeof(fwrt->dump.wks[0]), wk.work);
- fwrt = container_of(wks, struct iwl_fw_runtime, dump.wks[wks->idx]);
+ struct iwl_fwrt_wk_data *wks =
+ container_of(work, typeof(*wks), wk.work);
+ struct iwl_fw_runtime *fwrt =
+ container_of(wks, typeof(*fwrt), dump.wks[wks->idx]);
/* assumes the op mode mutex is locked in dump_start since
* iwl_fw_dbg_collect_sync can't run in parallel
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
index e3b5dd34643f..179f2905d56b 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h
@@ -114,9 +114,8 @@ int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt,
bool monitor_only, unsigned int delay);
int iwl_fw_dbg_error_collect(struct iwl_fw_runtime *fwrt,
enum iwl_fw_dbg_trigger trig_type);
-int _iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
- enum iwl_fw_ini_trigger_id id);
-int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt, u32 legacy_trigger_id);
+int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
+ struct iwl_fwrt_dump_data *dump_data);
int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt,
enum iwl_fw_dbg_trigger trig, const char *str,
size_t len, struct iwl_fw_dbg_trigger_tlv *trigger);
@@ -222,29 +221,6 @@ _iwl_fw_dbg_trigger_on(struct iwl_fw_runtime *fwrt,
_iwl_fw_dbg_trigger_on((fwrt), (wdev), (id)); \
})
-static inline bool
-iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt,
- enum iwl_fw_ini_trigger_id id)
-{
- struct iwl_fw_ini_trigger *trig;
- u32 usec;
-
- if (!iwl_trans_dbg_ini_valid(fwrt->trans) ||
- id == IWL_FW_TRIGGER_ID_INVALID || id >= IWL_FW_TRIGGER_ID_NUM ||
- !fwrt->dump.active_trigs[id].active)
- return false;
-
- trig = fwrt->dump.active_trigs[id].trig;
- usec = le32_to_cpu(trig->ignore_consec);
-
- if (iwl_fw_dbg_no_trig_window(fwrt, id, usec)) {
- IWL_WARN(fwrt, "Trigger %d fired in no-collect window\n", id);
- return false;
- }
-
- return true;
-}
-
static inline void
_iwl_fw_dbg_trigger_simple_stop(struct iwl_fw_runtime *fwrt,
struct wireless_dev *wdev,
@@ -315,10 +291,8 @@ static inline void iwl_fw_flush_dumps(struct iwl_fw_runtime *fwrt)
int i;
iwl_dbg_tlv_del_timers(fwrt->trans);
- for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++) {
+ for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++)
flush_delayed_work(&fwrt->dump.wks[i].wk);
- fwrt->dump.wks[i].ini_trig_id = IWL_FW_TRIGGER_ID_INVALID;
- }
}
#ifdef CONFIG_IWLWIFI_DEBUGFS
@@ -381,12 +355,21 @@ static inline void iwl_fw_umac_set_alive_err_table(struct iwl_trans *trans,
static inline void iwl_fw_error_collect(struct iwl_fw_runtime *fwrt)
{
- if (iwl_trans_dbg_ini_valid(fwrt->trans) && fwrt->trans->dbg.hw_error) {
- _iwl_fw_dbg_ini_collect(fwrt, IWL_FW_TRIGGER_ID_FW_HW_ERROR);
+ enum iwl_fw_ini_time_point tp_id;
+
+ if (!iwl_trans_dbg_ini_valid(fwrt->trans)) {
+ iwl_fw_dbg_collect_desc(fwrt, &iwl_dump_desc_assert, false, 0);
+ return;
+ }
+
+ if (fwrt->trans->dbg.hw_error) {
+ tp_id = IWL_FW_INI_TIME_POINT_FW_HW_ERROR;
fwrt->trans->dbg.hw_error = false;
} else {
- iwl_fw_dbg_collect_desc(fwrt, &iwl_dump_desc_assert, false, 0);
+ tp_id = IWL_FW_INI_TIME_POINT_FW_ASSERT;
}
+
+ iwl_dbg_tlv_time_point(fwrt, tp_id, NULL);
}
void iwl_fw_error_print_fseq_regs(struct iwl_fw_runtime *fwrt);
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
index 2e763678dbdb..2ccf04dacd52 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
@@ -381,10 +381,9 @@ struct iwl_fw_ini_error_dump_register {
/* struct iwl_fw_ini_dump_info - ini dump information
* @version: dump version
- * @trigger_id: trigger id that caused the dump collection
- * @trigger_reason: not supported yet
- * @is_external_cfg: 1 if an external debug configuration was loaded
- * and 0 otherwise
+ * @time_point: time point that caused the dump collection
+ * @trigger_reason: reason of the trigger
+ * @external_cfg_state: &enum iwl_ini_cfg_state
* @ver_type: FW version type
* @ver_subtype: FW version subype
* @hw_step: HW step
@@ -410,9 +409,9 @@ struct iwl_fw_ini_error_dump_register {
*/
struct iwl_fw_ini_dump_info {
__le32 version;
- __le32 trigger_id;
+ __le32 time_point;
__le32 trigger_reason;
- __le32 is_external_cfg;
+ __le32 external_cfg_state;
__le32 ver_type;
__le32 ver_subtype;
__le32 hw_step;
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
index be436c18a047..f3c56a2c2531 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
@@ -90,6 +90,27 @@ struct iwl_fwrt_shared_mem_cfg {
#define IWL_FW_RUNTIME_DUMP_WK_NUM 5
+/**
+ * struct iwl_fwrt_dump_data - dump data
+ * @trig: trigger the worker was scheduled upon
+ * @fw_pkt: packet received from FW
+ */
+struct iwl_fwrt_dump_data {
+ struct iwl_fw_ini_trigger_tlv *trig;
+ struct iwl_rx_packet *fw_pkt;
+};
+
+/**
+ * struct iwl_fwrt_wk_data - dump worker data struct
+ * @idx: index of the worker
+ * @wk: worker
+ */
+struct iwl_fwrt_wk_data {
+ u8 idx;
+ struct delayed_work wk;
+ struct iwl_fwrt_dump_data dump_data;
+};
+
/**
* struct iwl_txf_iter_data - Tx fifo iterator data struct
* @fifo: fifo number
@@ -141,17 +162,13 @@ struct iwl_fw_runtime {
struct {
const struct iwl_fw_dump_desc *desc;
bool monitor_only;
- struct {
- u8 idx;
- enum iwl_fw_ini_trigger_id ini_trig_id;
- struct delayed_work wk;
- } wks[IWL_FW_RUNTIME_DUMP_WK_NUM];
+ struct iwl_fwrt_wk_data wks[IWL_FW_RUNTIME_DUMP_WK_NUM];
unsigned long active_wks;
u8 conf;
/* ts of the beginning of a non-collect fw dbg data period */
- unsigned long non_collect_ts_start[IWL_FW_TRIGGER_ID_NUM];
+ unsigned long non_collect_ts_start[IWL_FW_INI_TIME_POINT_NUM];
u32 *d3_debug_data;
struct iwl_fw_ini_region_cfg *active_regs[IWL_FW_INI_MAX_REGION_ID];
struct iwl_fw_ini_active_triggers active_trigs[IWL_FW_TRIGGER_ID_NUM];
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index a31408188ed0..b1fb17515398 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -710,6 +710,7 @@ struct iwl_self_init_dram {
* @fw_mon: address of the buffers for firmware monitor
* @hw_error: equals true if hw error interrupt was received from the FW
* @ini_dest: debug monitor destination uses &enum iwl_fw_ini_buffer_location
+ * @active_regions: active regions
*/
struct iwl_trans_debug {
u8 n_dest_reg;
@@ -731,6 +732,8 @@ struct iwl_trans_debug {
bool hw_error;
enum iwl_fw_ini_buffer_location ini_dest;
+
+ struct iwl_ucode_tlv *active_regions[IWL_FW_INI_MAX_REGION_ID];
};
/**
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread
* [PATCH v2 04/16] iwlwifi: dbg: remove multi buffers infra
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (2 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 03/16] iwlwifi: dbg_ini: use new trigger " Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 05/16] iwlwifi: dbg_ini: add monitor dumping support Luca Coelho
` (11 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Legacy DRAM monitor does not support multi buffers.
Remove this infra.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../net/wireless/intel/iwlwifi/iwl-trans.h | 6 +-
.../intel/iwlwifi/pcie/ctxt-info-gen3.c | 13 +-
.../net/wireless/intel/iwlwifi/pcie/trans.c | 112 ++++++++----------
3 files changed, 56 insertions(+), 75 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index b1fb17515398..640530371194 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -706,8 +706,7 @@ struct iwl_self_init_dram {
* pointers was recevied via TLV. uses enum &iwl_error_event_table_status
* @internal_ini_cfg: internal debug cfg state. Uses &enum iwl_ini_cfg_state
* @external_ini_cfg: external debug cfg state. Uses &enum iwl_ini_cfg_state
- * @num_blocks: number of blocks in fw_mon
- * @fw_mon: address of the buffers for firmware monitor
+ * @fw_mon: DRAM buffer for firmware monitor
* @hw_error: equals true if hw error interrupt was received from the FW
* @ini_dest: debug monitor destination uses &enum iwl_fw_ini_buffer_location
* @active_regions: active regions
@@ -727,8 +726,7 @@ struct iwl_trans_debug {
enum iwl_ini_cfg_state internal_ini_cfg;
enum iwl_ini_cfg_state external_ini_cfg;
- int num_blocks;
- struct iwl_dram_data fw_mon[IWL_FW_INI_ALLOCATION_NUM];
+ struct iwl_dram_data fw_mon;
bool hw_error;
enum iwl_fw_ini_buffer_location ini_dest;
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
index 75fa8a6aafee..2c8ce41718a2 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
@@ -96,13 +96,14 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
cpu_to_le64(trans_pcie->rxq->bd_dma);
/* Configure debug, for integration */
- if (!iwl_trans_dbg_ini_valid(trans))
+ if (iwl_trans_dbg_ini_valid(trans)) {
iwl_pcie_alloc_fw_monitor(trans, 0);
- if (trans->dbg.num_blocks) {
- prph_sc_ctrl->hwm_cfg.hwm_base_addr =
- cpu_to_le64(trans->dbg.fw_mon[0].physical);
- prph_sc_ctrl->hwm_cfg.hwm_size =
- cpu_to_le32(trans->dbg.fw_mon[0].size);
+ if (trans->dbg.fw_mon.size) {
+ prph_sc_ctrl->hwm_cfg.hwm_base_addr =
+ cpu_to_le64(trans->dbg.fw_mon.physical);
+ prph_sc_ctrl->hwm_cfg.hwm_size =
+ cpu_to_le32(trans->dbg.fw_mon.size);
+ }
}
/* allocate ucode sections in dram and set addresses */
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index f8a1f985a1d8..464dc709c710 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -190,32 +190,36 @@ static void iwl_trans_pcie_sw_reset(struct iwl_trans *trans)
static void iwl_pcie_free_fw_monitor(struct iwl_trans *trans)
{
- int i;
+ struct iwl_dram_data *fw_mon = &trans->dbg.fw_mon;
- for (i = 0; i < trans->dbg.num_blocks; i++) {
- dma_free_coherent(trans->dev, trans->dbg.fw_mon[i].size,
- trans->dbg.fw_mon[i].block,
- trans->dbg.fw_mon[i].physical);
- trans->dbg.fw_mon[i].block = NULL;
- trans->dbg.fw_mon[i].physical = 0;
- trans->dbg.fw_mon[i].size = 0;
- trans->dbg.num_blocks--;
- }
+ if (!fw_mon->size)
+ return;
+
+ dma_free_coherent(trans->dev, fw_mon->size, fw_mon->block,
+ fw_mon->physical);
+
+ fw_mon->block = NULL;
+ fw_mon->physical = 0;
+ fw_mon->size = 0;
}
static void iwl_pcie_alloc_fw_monitor_block(struct iwl_trans *trans,
u8 max_power, u8 min_power)
{
- void *cpu_addr = NULL;
- dma_addr_t phys = 0;
+ struct iwl_dram_data *fw_mon = &trans->dbg.fw_mon;
+ void *block = NULL;
+ dma_addr_t physical = 0;
u32 size = 0;
u8 power;
+ if (fw_mon->size)
+ return;
+
for (power = max_power; power >= min_power; power--) {
size = BIT(power);
- cpu_addr = dma_alloc_coherent(trans->dev, size, &phys,
- GFP_KERNEL | __GFP_NOWARN);
- if (!cpu_addr)
+ block = dma_alloc_coherent(trans->dev, size, &physical,
+ GFP_KERNEL | __GFP_NOWARN);
+ if (!block)
continue;
IWL_INFO(trans,
@@ -224,7 +228,7 @@ static void iwl_pcie_alloc_fw_monitor_block(struct iwl_trans *trans,
break;
}
- if (WARN_ON_ONCE(!cpu_addr))
+ if (WARN_ON_ONCE(!block))
return;
if (power != max_power)
@@ -233,10 +237,9 @@ static void iwl_pcie_alloc_fw_monitor_block(struct iwl_trans *trans,
(unsigned long)BIT(power - 10),
(unsigned long)BIT(max_power - 10));
- trans->dbg.fw_mon[trans->dbg.num_blocks].block = cpu_addr;
- trans->dbg.fw_mon[trans->dbg.num_blocks].physical = phys;
- trans->dbg.fw_mon[trans->dbg.num_blocks].size = size;
- trans->dbg.num_blocks++;
+ fw_mon->block = block;
+ fw_mon->physical = physical;
+ fw_mon->size = size;
}
void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans, u8 max_power)
@@ -253,11 +256,7 @@ void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans, u8 max_power)
max_power))
return;
- /*
- * This function allocats the default fw monitor.
- * The optional additional ones will be allocated in runtime
- */
- if (trans->dbg.num_blocks)
+ if (trans->dbg.fw_mon.size)
return;
iwl_pcie_alloc_fw_monitor_block(trans, max_power, 11);
@@ -894,23 +893,11 @@ static int iwl_pcie_load_cpu_sections(struct iwl_trans *trans,
void iwl_pcie_apply_destination(struct iwl_trans *trans)
{
const struct iwl_fw_dbg_dest_tlv_v1 *dest = trans->dbg.dest_tlv;
+ const struct iwl_dram_data *fw_mon = &trans->dbg.fw_mon;
int i;
- if (iwl_trans_dbg_ini_valid(trans)) {
- if (!trans->dbg.num_blocks)
- return;
-
- IWL_DEBUG_FW(trans,
- "WRT: Applying DRAM buffer[0] destination\n");
- iwl_write_umac_prph(trans, MON_BUFF_BASE_ADDR_VER2,
- trans->dbg.fw_mon[0].physical >>
- MON_BUFF_SHIFT_VER2);
- iwl_write_umac_prph(trans, MON_BUFF_END_ADDR_VER2,
- (trans->dbg.fw_mon[0].physical +
- trans->dbg.fw_mon[0].size - 256) >>
- MON_BUFF_SHIFT_VER2);
+ if (iwl_trans_dbg_ini_valid(trans))
return;
- }
IWL_INFO(trans, "Applying debug destination %s\n",
get_fw_dbg_mode_string(dest->monitor_mode));
@@ -959,20 +946,17 @@ void iwl_pcie_apply_destination(struct iwl_trans *trans)
}
monitor:
- if (dest->monitor_mode == EXTERNAL_MODE && trans->dbg.fw_mon[0].size) {
+ if (dest->monitor_mode == EXTERNAL_MODE && fw_mon->size) {
iwl_write_prph(trans, le32_to_cpu(dest->base_reg),
- trans->dbg.fw_mon[0].physical >>
- dest->base_shift);
+ fw_mon->physical >> dest->base_shift);
if (trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_8000)
iwl_write_prph(trans, le32_to_cpu(dest->end_reg),
- (trans->dbg.fw_mon[0].physical +
- trans->dbg.fw_mon[0].size - 256) >>
- dest->end_shift);
+ (fw_mon->physical + fw_mon->size -
+ 256) >> dest->end_shift);
else
iwl_write_prph(trans, le32_to_cpu(dest->end_reg),
- (trans->dbg.fw_mon[0].physical +
- trans->dbg.fw_mon[0].size) >>
- dest->end_shift);
+ (fw_mon->physical + fw_mon->size) >>
+ dest->end_shift);
}
}
@@ -1006,14 +990,14 @@ static int iwl_pcie_load_given_ucode(struct iwl_trans *trans,
/* supported for 7000 only for the moment */
if (iwlwifi_mod_params.fw_monitor &&
trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_7000) {
- iwl_pcie_alloc_fw_monitor(trans, 0);
+ struct iwl_dram_data *fw_mon = &trans->dbg.fw_mon;
- if (trans->dbg.fw_mon[0].size) {
+ iwl_pcie_alloc_fw_monitor(trans, 0);
+ if (fw_mon->size) {
iwl_write_prph(trans, MON_BUFF_BASE_ADDR,
- trans->dbg.fw_mon[0].physical >> 4);
+ fw_mon->physical >> 4);
iwl_write_prph(trans, MON_BUFF_END_ADDR,
- (trans->dbg.fw_mon[0].physical +
- trans->dbg.fw_mon[0].size) >> 4);
+ (fw_mon->physical + fw_mon->size) >> 4);
}
} else if (iwl_pcie_dbg_on(trans)) {
iwl_pcie_apply_destination(trans);
@@ -2801,7 +2785,7 @@ static ssize_t iwl_dbgfs_monitor_data_read(struct file *file,
{
struct iwl_trans *trans = file->private_data;
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
- void *cpu_addr = (void *)trans->dbg.fw_mon[0].block, *curr_buf;
+ void *cpu_addr = (void *)trans->dbg.fw_mon.block, *curr_buf;
struct cont_rec *data = &trans_pcie->fw_mon_data;
u32 write_ptr_addr, wrap_cnt_addr, write_ptr, wrap_cnt;
ssize_t size, bytes_copied = 0;
@@ -2840,7 +2824,7 @@ static ssize_t iwl_dbgfs_monitor_data_read(struct file *file,
} else if (data->prev_wrap_cnt == wrap_cnt - 1 &&
write_ptr < data->prev_wr_ptr) {
- size = trans->dbg.fw_mon[0].size - data->prev_wr_ptr;
+ size = trans->dbg.fw_mon.size - data->prev_wr_ptr;
curr_buf = cpu_addr + data->prev_wr_ptr;
b_full = iwl_write_to_user_buf(user_buf, count,
curr_buf, &size,
@@ -3087,10 +3071,11 @@ iwl_trans_pcie_dump_monitor(struct iwl_trans *trans,
struct iwl_fw_error_dump_data **data,
u32 monitor_len)
{
+ struct iwl_dram_data *fw_mon = &trans->dbg.fw_mon;
u32 len = 0;
if (trans->dbg.dest_tlv ||
- (trans->dbg.num_blocks &&
+ (fw_mon->size &&
(trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_7000 ||
trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210))) {
struct iwl_fw_error_dump_fw_mon *fw_mon_data;
@@ -3101,12 +3086,9 @@ iwl_trans_pcie_dump_monitor(struct iwl_trans *trans,
iwl_trans_pcie_dump_pointers(trans, fw_mon_data);
len += sizeof(**data) + sizeof(*fw_mon_data);
- if (trans->dbg.num_blocks) {
- memcpy(fw_mon_data->data,
- trans->dbg.fw_mon[0].block,
- trans->dbg.fw_mon[0].size);
-
- monitor_len = trans->dbg.fw_mon[0].size;
+ if (fw_mon->size) {
+ memcpy(fw_mon_data->data, fw_mon->block, fw_mon->size);
+ monitor_len = fw_mon->size;
} else if (trans->dbg.dest_tlv->monitor_mode == SMEM_MODE) {
u32 base = le32_to_cpu(fw_mon_data->fw_mon_base_ptr);
/*
@@ -3145,11 +3127,11 @@ iwl_trans_pcie_dump_monitor(struct iwl_trans *trans,
static int iwl_trans_get_fw_monitor_len(struct iwl_trans *trans, u32 *len)
{
- if (trans->dbg.num_blocks) {
+ if (trans->dbg.fw_mon.size) {
*len += sizeof(struct iwl_fw_error_dump_data) +
sizeof(struct iwl_fw_error_dump_fw_mon) +
- trans->dbg.fw_mon[0].size;
- return trans->dbg.fw_mon[0].size;
+ trans->dbg.fw_mon.size;
+ return trans->dbg.fw_mon.size;
} else if (trans->dbg.dest_tlv) {
u32 base, end, cfg_reg, monitor_len;
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 05/16] iwlwifi: dbg_ini: add monitor dumping support
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (3 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 04/16] iwlwifi: dbg: remove multi buffers infra Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 06/16] iwlwifi: dbg_ini: add error tables " Luca Coelho
` (10 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Allow collecting monitor data in ini debug mode.
Implement both SMEM and DRAM monitor regions dumping.
For DRAM monitor, support DBGC1, DBGC2 and DBGC3 and support several
DRAM fragments per DBGC.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../net/wireless/intel/iwlwifi/cfg/22000.c | 55 ++++-
drivers/net/wireless/intel/iwlwifi/cfg/9000.c | 25 ++-
.../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 41 ++--
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 202 +++++++++++++++++-
.../wireless/intel/iwlwifi/fw/error-dump.h | 2 +
.../net/wireless/intel/iwlwifi/iwl-config.h | 28 ++-
drivers/net/wireless/intel/iwlwifi/iwl-prph.h | 7 +
.../net/wireless/intel/iwlwifi/iwl-trans.h | 15 ++
.../intel/iwlwifi/pcie/ctxt-info-gen3.c | 78 +++++--
.../net/wireless/intel/iwlwifi/pcie/trans.c | 41 +++-
10 files changed, 440 insertions(+), 54 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
index 5e355c4957df..435cb8013a23 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
@@ -54,6 +54,7 @@
#include <linux/module.h>
#include <linux/stringify.h>
#include "iwl-config.h"
+#include "iwl-prph.h"
/* Highest firmware API version supported */
#define IWL_22000_UCODE_API_MAX 50
@@ -183,23 +184,49 @@ static const struct iwl_ht_params iwl_22000_ht_params = {
.min_umac_error_event_table = 0x400000, \
.d3_debug_data_base_addr = 0x401000, \
.d3_debug_data_length = 60 * 1024, \
- .fw_mon_smem_write_ptr_addr = 0xa0c16c, \
- .fw_mon_smem_write_ptr_msk = 0xfffff, \
- .fw_mon_smem_cycle_cnt_ptr_addr = 0xa0c174, \
- .fw_mon_smem_cycle_cnt_ptr_msk = 0xfffff
+ .mon_smem_regs = { \
+ .write_ptr = { \
+ .addr = LDBG_M2S_BUF_WPTR, \
+ .mask = LDBG_M2S_BUF_WPTR_VAL_MSK, \
+ }, \
+ .cycle_cnt = { \
+ .addr = LDBG_M2S_BUF_WRAP_CNT, \
+ .mask = LDBG_M2S_BUF_WRAP_CNT_VAL_MSK, \
+ }, \
+ }
#define IWL_DEVICE_22500 \
IWL_DEVICE_22000_COMMON, \
.trans.device_family = IWL_DEVICE_FAMILY_22000, \
.trans.base_params = &iwl_22000_base_params, \
.trans.csr = &iwl_csr_v1, \
- .gp2_reg_addr = 0xa02c68
+ .gp2_reg_addr = 0xa02c68, \
+ .mon_dram_regs = { \
+ .write_ptr = { \
+ .addr = MON_BUFF_WRPTR_VER2, \
+ .mask = 0xffffffff, \
+ }, \
+ .cycle_cnt = { \
+ .addr = MON_BUFF_CYCLE_CNT_VER2, \
+ .mask = 0xffffffff, \
+ }, \
+ }
#define IWL_DEVICE_22560 \
IWL_DEVICE_22000_COMMON, \
.trans.device_family = IWL_DEVICE_FAMILY_22560, \
.trans.base_params = &iwl_22560_base_params, \
- .trans.csr = &iwl_csr_v2
+ .trans.csr = &iwl_csr_v2, \
+ .mon_dram_regs = { \
+ .write_ptr = { \
+ .addr = MON_BUFF_WRPTR_VER2, \
+ .mask = 0xffffffff, \
+ }, \
+ .cycle_cnt = { \
+ .addr = MON_BUFF_CYCLE_CNT_VER2, \
+ .mask = 0xffffffff, \
+ }, \
+ }
#define IWL_DEVICE_AX210 \
IWL_DEVICE_22000_COMMON, \
@@ -209,7 +236,21 @@ static const struct iwl_ht_params iwl_22000_ht_params = {
.trans.csr = &iwl_csr_v1, \
.min_txq_size = 128, \
.gp2_reg_addr = 0xd02c68, \
- .min_256_ba_txq_size = 512
+ .min_256_ba_txq_size = 512, \
+ .mon_dram_regs = { \
+ .write_ptr = { \
+ .addr = DBGC_CUR_DBGBUF_STATUS, \
+ .mask = DBGC_CUR_DBGBUF_STATUS_OFFSET_MSK, \
+ }, \
+ .cycle_cnt = { \
+ .addr = DBGC_DBGBUF_WRAP_AROUND, \
+ .mask = 0xffffffff, \
+ }, \
+ .cur_frag = { \
+ .addr = DBGC_CUR_DBGBUF_STATUS, \
+ .mask = DBGC_CUR_DBGBUF_STATUS_IDX_MSK, \
+ }, \
+ }
const struct iwl_cfg iwl22000_2ac_cfg_hr = {
.name = "Intel(R) Dual Band Wireless AC 22000",
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/9000.c b/drivers/net/wireless/intel/iwlwifi/cfg/9000.c
index e8372b67df03..e9155b9b5ee4 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/9000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/9000.c
@@ -55,6 +55,7 @@
#include <linux/stringify.h>
#include "iwl-config.h"
#include "fw/file.h"
+#include "iwl-prph.h"
/* Highest firmware API version supported */
#define IWL9000_UCODE_API_MAX 46
@@ -149,10 +150,26 @@ static const struct iwl_tt_params iwl9000_tt_params = {
.ht_params = &iwl9000_ht_params, \
.nvm_ver = IWL9000_NVM_VERSION, \
.max_ht_ampdu_exponent = IEEE80211_HT_MAX_AMPDU_64K, \
- .fw_mon_smem_write_ptr_addr = 0xa0476c, \
- .fw_mon_smem_write_ptr_msk = 0xfffff, \
- .fw_mon_smem_cycle_cnt_ptr_addr = 0xa04774, \
- .fw_mon_smem_cycle_cnt_ptr_msk = 0xfffff
+ .mon_smem_regs = { \
+ .write_ptr = { \
+ .addr = LDBG_M2S_BUF_WPTR, \
+ .mask = LDBG_M2S_BUF_WPTR_VAL_MSK, \
+ }, \
+ .cycle_cnt = { \
+ .addr = LDBG_M2S_BUF_WRAP_CNT, \
+ .mask = LDBG_M2S_BUF_WRAP_CNT_VAL_MSK, \
+ }, \
+ }, \
+ .mon_dram_regs = { \
+ .write_ptr = { \
+ .addr = MON_BUFF_WRPTR_VER2, \
+ .mask = 0xffffffff, \
+ }, \
+ .cycle_cnt = { \
+ .addr = MON_BUFF_CYCLE_CNT_VER2, \
+ .mask = 0xffffffff, \
+ }, \
+ }
const struct iwl_cfg iwl9160_2ac_cfg = {
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
index 073a729cd4db..2754060dc4c6 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
@@ -73,28 +73,6 @@ struct iwl_fw_ini_header {
u8 data[];
} __packed; /* FW_DEBUG_TLV_HEADER_S */
-/**
- * struct iwl_fw_ini_allocation_tlv - (IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION)
- * buffer allocation TLV - for debug
- *
- * @iwl_fw_ini_header: header
- * @allocation_id: &enum iwl_fw_ini_allocation_id - to bind allocation and hcmd
- * if needed (DBGC1/DBGC2/SDFX/...)
- * @buffer_location: type of iwl_fw_ini_buffer_location
- * @size: size in bytes
- * @max_fragments: the maximum allowed fragmentation in the desired memory
- * allocation above
- * @min_frag_size: the minimum allowed fragmentation size in bytes
- */
-struct iwl_fw_ini_allocation_tlv {
- struct iwl_fw_ini_header header;
- __le32 allocation_id;
- __le32 buffer_location;
- __le32 size;
- __le32 max_fragments;
- __le32 min_frag_size;
-} __packed; /* FW_DEBUG_TLV_BUFFER_ALLOCATION_TLV_S_VER_1 */
-
/**
* enum iwl_fw_ini_dbg_domain - debug domains
* allows to send host cmd or collect memory region if a given domain is enabled
@@ -350,6 +328,25 @@ struct iwl_fw_ini_trigger {
__le32 data[];
} __packed; /* FW_TLV_DEBUG_TRIGGER_CONFIG_API_S_VER_1 */
+/**
+ * struct iwl_fw_ini_allocation_tlv - Allocates DRAM buffers
+ *
+ * @hdr: debug header
+ * @alloc_id: allocation id. One of &enum iwl_fw_ini_allocation_id
+ * @buf_location: buffer location. One of &enum iwl_fw_ini_buffer_location
+ * @req_size: requested buffer size
+ * @max_frags_num: maximum number of fragments
+ * @min_size: minimum buffer size
+ */
+struct iwl_fw_ini_allocation_tlv {
+ struct iwl_fw_ini_header hdr;
+ __le32 alloc_id;
+ __le32 buf_location;
+ __le32 req_size;
+ __le32 max_frags_num;
+ __le32 min_size;
+} __packed; /* FW_TLV_DEBUG_BUFFER_ALLOCATION_API_S_VER_1 */
+
/**
* struct iwl_fw_ini_trigger_tlv - trigger TLV
*
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index 0f9a3c221bd9..dbaaac2486c7 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1165,6 +1165,42 @@ static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt,
return sizeof(*range) + le32_to_cpu(range->range_data_size);
}
+static int
+iwl_dump_ini_mon_dram_iter(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ void *range_ptr, int idx)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ struct iwl_fw_ini_error_dump_range *range = range_ptr;
+ struct iwl_dram_data *frag;
+ u32 alloc_id = le32_to_cpu(reg->dram_alloc_id);
+
+ frag = &fwrt->trans->dbg.fw_mon_ini[alloc_id].frags[idx];
+
+ range->dram_base_addr = cpu_to_le64(frag->physical);
+ range->range_data_size = cpu_to_le32(frag->size);
+
+ memcpy(range->data, frag->block, frag->size);
+
+ return sizeof(*range) + le32_to_cpu(range->range_data_size);
+}
+
+static int iwl_dump_ini_mon_smem_iter(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ void *range_ptr, int idx)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ struct iwl_fw_ini_error_dump_range *range = range_ptr;
+ u32 addr = le32_to_cpu(reg->internal_buffer.base_addr);
+
+ range->internal_base_addr = cpu_to_le32(addr);
+ range->range_data_size = reg->internal_buffer.size;
+ iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data,
+ le32_to_cpu(reg->internal_buffer.size));
+
+ return sizeof(*range) + le32_to_cpu(range->range_data_size);
+}
+
static bool iwl_ini_txf_iter(struct iwl_fw_runtime *fwrt,
struct iwl_dump_ini_region_data *reg_data, int idx)
{
@@ -1406,6 +1442,88 @@ iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt,
return dump->ranges;
}
+/**
+ * mask_apply_and_normalize - applies mask on val and normalize the result
+ *
+ * The normalization is based on the first set bit in the mask
+ *
+ * @val: value
+ * @mask: mask to apply and to normalize with
+ */
+static u32 mask_apply_and_normalize(u32 val, u32 mask)
+{
+ return (val & mask) >> (ffs(mask) - 1);
+}
+
+static __le32 iwl_get_mon_reg(struct iwl_fw_runtime *fwrt, u32 alloc_id,
+ const struct iwl_fw_mon_reg *reg_info)
+{
+ u32 val, offs;
+
+ /* The header addresses of DBGCi is calculate as follows:
+ * DBGC1 address + (0x100 * i)
+ */
+ offs = (alloc_id - IWL_FW_INI_ALLOCATION_ID_DBGC1) * 0x100;
+
+ if (!reg_info || !reg_info->addr || !reg_info->mask)
+ return 0;
+
+ val = iwl_read_prph_no_grab(fwrt->trans, reg_info->addr + offs);
+
+ return cpu_to_le32(mask_apply_and_normalize(val, reg_info->mask));
+}
+
+static void *
+iwl_dump_ini_mon_fill_header(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ struct iwl_fw_ini_monitor_dump *data,
+ const struct iwl_fw_mon_regs *addrs)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ u32 alloc_id = le32_to_cpu(reg->dram_alloc_id);
+ unsigned long flags;
+
+ if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) {
+ IWL_ERR(fwrt, "Failed to get monitor header\n");
+ return NULL;
+ }
+
+ data->write_ptr = iwl_get_mon_reg(fwrt, alloc_id,
+ &addrs->write_ptr);
+ data->cycle_cnt = iwl_get_mon_reg(fwrt, alloc_id,
+ &addrs->cycle_cnt);
+ data->cur_frag = iwl_get_mon_reg(fwrt, alloc_id,
+ &addrs->cur_frag);
+
+ iwl_trans_release_nic_access(fwrt->trans, &flags);
+
+ data->header.version = cpu_to_le32(IWL_INI_DUMP_VER);
+
+ return data->ranges;
+}
+
+static void *
+iwl_dump_ini_mon_dram_fill_header(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ void *data)
+{
+ struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data;
+
+ return iwl_dump_ini_mon_fill_header(fwrt, reg_data, mon_dump,
+ &fwrt->trans->cfg->mon_dram_regs);
+}
+
+static void *
+iwl_dump_ini_mon_smem_fill_header(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ void *data)
+{
+ struct iwl_fw_ini_monitor_dump *mon_dump = (void *)data;
+
+ return iwl_dump_ini_mon_fill_header(fwrt, reg_data, mon_dump,
+ &fwrt->trans->cfg->mon_smem_regs);
+}
+
static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt,
struct iwl_dump_ini_region_data *reg_data)
{
@@ -1423,6 +1541,27 @@ static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt,
return fwrt->num_of_paging_blk;
}
+static u32
+iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ struct iwl_fw_mon *fw_mon;
+ u32 ranges = 0, alloc_id = le32_to_cpu(reg->dram_alloc_id);
+ int i;
+
+ fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id];
+
+ for (i = 0; i < fw_mon->num_frags; i++) {
+ if (!fw_mon->frags[i].size)
+ break;
+
+ ranges++;
+ }
+
+ return ranges;
+}
+
static u32 iwl_dump_ini_txf_ranges(struct iwl_fw_runtime *fwrt,
struct iwl_dump_ini_region_data *reg_data)
{
@@ -1476,6 +1615,55 @@ iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt,
return size;
}
+static u32
+iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ struct iwl_fw_mon *fw_mon;
+ u32 size = 0, alloc_id = le32_to_cpu(reg->dram_alloc_id);
+ int i;
+
+ fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id];
+
+ for (i = 0; i < fw_mon->num_frags; i++) {
+ struct iwl_dram_data *frag = &fw_mon->frags[i];
+
+ if (!frag->size)
+ break;
+
+ size += sizeof(struct iwl_fw_ini_error_dump_range) + frag->size;
+ }
+
+ if (size)
+ size += sizeof(struct iwl_fw_ini_monitor_dump);
+
+ return size;
+}
+
+static u32
+iwl_dump_ini_mon_smem_get_size(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ struct iwl_fw_ini_allocation_tlv *fw_mon_cfg;
+ u32 alloc_id = le32_to_cpu(reg->internal_buffer.alloc_id), size;
+
+ fw_mon_cfg = &fwrt->trans->dbg.fw_mon_cfg[alloc_id];
+ if (le32_to_cpu(fw_mon_cfg->buf_location) !=
+ IWL_FW_INI_LOCATION_SRAM_PATH)
+ return 0;
+
+ size = le32_to_cpu(reg->internal_buffer.size);
+ if (!size)
+ return 0;
+
+ size += sizeof(struct iwl_fw_ini_monitor_dump) +
+ sizeof(struct iwl_fw_ini_error_dump_range);
+
+ return size;
+}
+
static u32 iwl_dump_ini_txf_get_size(struct iwl_fw_runtime *fwrt,
struct iwl_dump_ini_region_data *reg_data)
{
@@ -1680,8 +1868,18 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = {
[IWL_FW_INI_REGION_INVALID] = {},
- [IWL_FW_INI_REGION_INTERNAL_BUFFER] = {},
- [IWL_FW_INI_REGION_DRAM_BUFFER] = {},
+ [IWL_FW_INI_REGION_INTERNAL_BUFFER] = {
+ .get_num_of_ranges = iwl_dump_ini_single_range,
+ .get_size = iwl_dump_ini_mon_smem_get_size,
+ .fill_mem_hdr = iwl_dump_ini_mon_smem_fill_header,
+ .fill_range = iwl_dump_ini_mon_smem_iter,
+ },
+ [IWL_FW_INI_REGION_DRAM_BUFFER] = {
+ .get_num_of_ranges = iwl_dump_ini_mon_dram_ranges,
+ .get_size = iwl_dump_ini_mon_dram_get_size,
+ .fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header,
+ .fill_range = iwl_dump_ini_mon_dram_iter,
+ },
[IWL_FW_INI_REGION_TXF] = {
.get_num_of_ranges = iwl_dump_ini_txf_ranges,
.get_size = iwl_dump_ini_txf_get_size,
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
index 2ccf04dacd52..629af3f9c683 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
@@ -456,12 +456,14 @@ struct iwl_fw_error_dump_rb {
* @header: header of the region
* @write_ptr: write pointer position in the buffer
* @cycle_cnt: cycles count
+ * @cur_frag: current fragment in use
* @ranges: the memory ranges of this this region
*/
struct iwl_fw_ini_monitor_dump {
struct iwl_fw_ini_error_dump_header header;
__le32 write_ptr;
__le32 cycle_cnt;
+ __le32 cur_frag;
struct iwl_fw_ini_error_dump_range ranges[];
} __packed;
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
index 214495a7165f..1b027a138b6b 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
@@ -359,6 +359,28 @@ struct iwl_cfg_trans_params {
bisr_workaround:1;
};
+/**
+ * struct iwl_fw_mon_reg - FW monitor register info
+ * @addr: register address
+ * @mask: register mask
+ */
+struct iwl_fw_mon_reg {
+ u32 addr;
+ u32 mask;
+};
+
+/**
+ * struct iwl_fw_mon_regs - FW monitor registers
+ * @write_ptr: write pointer register
+ * @cycle_cnt: cycle count register
+ * @cur_frag: current fragment in use
+ */
+struct iwl_fw_mon_regs {
+ struct iwl_fw_mon_reg write_ptr;
+ struct iwl_fw_mon_reg cycle_cnt;
+ struct iwl_fw_mon_reg cur_frag;
+};
+
/**
* struct iwl_cfg
* @trans: the trans-specific configuration part
@@ -471,12 +493,10 @@ struct iwl_cfg {
u32 d3_debug_data_base_addr;
u32 d3_debug_data_length;
u32 min_txq_size;
- u32 fw_mon_smem_write_ptr_addr;
- u32 fw_mon_smem_write_ptr_msk;
- u32 fw_mon_smem_cycle_cnt_ptr_addr;
- u32 fw_mon_smem_cycle_cnt_ptr_msk;
u32 gp2_reg_addr;
u32 min_256_ba_txq_size;
+ const struct iwl_fw_mon_regs mon_dram_regs;
+ const struct iwl_fw_mon_regs mon_smem_regs;
};
extern const struct iwl_csr_params iwl_csr_v1;
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h
index f47e0f97acf8..de5ae35d84ca 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h
@@ -374,6 +374,7 @@
#define DBGC_CUR_DBGBUF_STATUS (0xd03c1c)
#define DBGC_DBGBUF_WRAP_AROUND (0xd03c2c)
#define DBGC_CUR_DBGBUF_STATUS_OFFSET_MSK (0x00ffffff)
+#define DBGC_CUR_DBGBUF_STATUS_IDX_MSK (0x0f000000)
#define MON_DMARB_RD_CTL_ADDR (0xa03c60)
#define MON_DMARB_RD_DATA_ADDR (0xa03c5c)
@@ -381,6 +382,12 @@
#define DBGC_IN_SAMPLE (0xa03c00)
#define DBGC_OUT_CTRL (0xa03c0c)
+/* M2S registers */
+#define LDBG_M2S_BUF_WPTR (0xa0476c)
+#define LDBG_M2S_BUF_WRAP_CNT (0xa04774)
+#define LDBG_M2S_BUF_WPTR_VAL_MSK (0x000fffff)
+#define LDBG_M2S_BUF_WRAP_CNT_VAL_MSK (0x000fffff)
+
/* enable the ID buf for read */
#define WFPM_PS_CTL_CLR 0xA0300C
#define WFMP_MAC_ADDR_0 0xA03080
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index 640530371194..b9ee6c83af87 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -678,6 +678,16 @@ struct iwl_dram_data {
int size;
};
+/**
+ * struct iwl_fw_mon - fw monitor per allocation id
+ * @num_frags: number of fragments
+ * @frags: an array of DRAM buffer fragments
+ */
+struct iwl_fw_mon {
+ u32 num_frags;
+ struct iwl_dram_data *frags;
+};
+
/**
* struct iwl_self_init_dram - dram data used by self init process
* @fw: lmac and umac dram data
@@ -706,6 +716,8 @@ struct iwl_self_init_dram {
* pointers was recevied via TLV. uses enum &iwl_error_event_table_status
* @internal_ini_cfg: internal debug cfg state. Uses &enum iwl_ini_cfg_state
* @external_ini_cfg: external debug cfg state. Uses &enum iwl_ini_cfg_state
+ * @fw_mon_cfg: debug buffer allocation configuration
+ * @fw_mon_ini: DRAM buffer fragments per allocation id
* @fw_mon: DRAM buffer for firmware monitor
* @hw_error: equals true if hw error interrupt was received from the FW
* @ini_dest: debug monitor destination uses &enum iwl_fw_ini_buffer_location
@@ -726,6 +738,9 @@ struct iwl_trans_debug {
enum iwl_ini_cfg_state internal_ini_cfg;
enum iwl_ini_cfg_state external_ini_cfg;
+ struct iwl_fw_ini_allocation_tlv fw_mon_cfg[IWL_FW_INI_ALLOCATION_NUM];
+ struct iwl_fw_mon fw_mon_ini[IWL_FW_INI_ALLOCATION_NUM];
+
struct iwl_dram_data fw_mon;
bool hw_error;
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
index 2c8ce41718a2..d2274251921d 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
@@ -55,6 +55,66 @@
#include "internal.h"
#include "iwl-prph.h"
+static void
+iwl_pcie_ctxt_info_dbg_enable(struct iwl_trans *trans,
+ struct iwl_prph_scratch_hwm_cfg *dbg_cfg,
+ u32 *control_flags)
+{
+ enum iwl_fw_ini_allocation_id alloc_id = IWL_FW_INI_ALLOCATION_ID_DBGC1;
+ struct iwl_fw_ini_allocation_tlv *fw_mon_cfg;
+ u32 dbg_flags = 0;
+
+ if (!iwl_trans_dbg_ini_valid(trans)) {
+ struct iwl_dram_data *fw_mon = &trans->dbg.fw_mon;
+
+ iwl_pcie_alloc_fw_monitor(trans, 0);
+
+ if (fw_mon->size) {
+ dbg_flags |= IWL_PRPH_SCRATCH_EDBG_DEST_DRAM;
+
+ IWL_DEBUG_FW(trans,
+ "WRT: Applying DRAM buffer destination\n");
+
+ dbg_cfg->hwm_base_addr = cpu_to_le64(fw_mon->physical);
+ dbg_cfg->hwm_size = cpu_to_le32(fw_mon->size);
+ }
+
+ goto out;
+ }
+
+ fw_mon_cfg = &trans->dbg.fw_mon_cfg[alloc_id];
+
+ if (le32_to_cpu(fw_mon_cfg->buf_location) ==
+ IWL_FW_INI_LOCATION_SRAM_PATH) {
+ dbg_flags |= IWL_PRPH_SCRATCH_EDBG_DEST_INTERNAL;
+
+ IWL_DEBUG_FW(trans,
+ "WRT: Applying SMEM buffer destination\n");
+
+ goto out;
+ }
+
+ if (le32_to_cpu(fw_mon_cfg->buf_location) ==
+ IWL_FW_INI_LOCATION_DRAM_PATH &&
+ trans->dbg.fw_mon_ini[alloc_id].num_frags) {
+ struct iwl_dram_data *frag =
+ &trans->dbg.fw_mon_ini[alloc_id].frags[0];
+
+ dbg_flags |= IWL_PRPH_SCRATCH_EDBG_DEST_DRAM;
+
+ IWL_DEBUG_FW(trans,
+ "WRT: Applying DRAM destination (alloc_id=%u)\n",
+ alloc_id);
+
+ dbg_cfg->hwm_base_addr = cpu_to_le64(frag->physical);
+ dbg_cfg->hwm_size = cpu_to_le32(frag->size);
+ }
+
+out:
+ if (dbg_flags)
+ *control_flags |= IWL_PRPH_SCRATCH_EARLY_DEBUG_EN | dbg_flags;
+}
+
int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
const struct fw_img *fw)
{
@@ -86,25 +146,15 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
control_flags = IWL_PRPH_SCRATCH_RB_SIZE_4K |
IWL_PRPH_SCRATCH_MTR_MODE |
(IWL_PRPH_MTR_FORMAT_256B &
- IWL_PRPH_SCRATCH_MTR_FORMAT) |
- IWL_PRPH_SCRATCH_EARLY_DEBUG_EN |
- IWL_PRPH_SCRATCH_EDBG_DEST_DRAM;
- prph_sc_ctrl->control.control_flags = cpu_to_le32(control_flags);
+ IWL_PRPH_SCRATCH_MTR_FORMAT);
/* initialize RX default queue */
prph_sc_ctrl->rbd_cfg.free_rbd_addr =
cpu_to_le64(trans_pcie->rxq->bd_dma);
- /* Configure debug, for integration */
- if (iwl_trans_dbg_ini_valid(trans)) {
- iwl_pcie_alloc_fw_monitor(trans, 0);
- if (trans->dbg.fw_mon.size) {
- prph_sc_ctrl->hwm_cfg.hwm_base_addr =
- cpu_to_le64(trans->dbg.fw_mon.physical);
- prph_sc_ctrl->hwm_cfg.hwm_size =
- cpu_to_le32(trans->dbg.fw_mon.size);
- }
- }
+ iwl_pcie_ctxt_info_dbg_enable(trans, &prph_sc_ctrl->hwm_cfg,
+ &control_flags);
+ prph_sc_ctrl->control.control_flags = cpu_to_le32(control_flags);
/* allocate ucode sections in dram and set addresses */
ret = iwl_pcie_init_fw_sec(trans, fw, &prph_scratch->dram);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 464dc709c710..871b0b9244f9 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -890,14 +890,53 @@ static int iwl_pcie_load_cpu_sections(struct iwl_trans *trans,
return 0;
}
+static void iwl_pcie_apply_destination_ini(struct iwl_trans *trans)
+{
+ enum iwl_fw_ini_allocation_id alloc_id = IWL_FW_INI_ALLOCATION_ID_DBGC1;
+ struct iwl_fw_ini_allocation_tlv *fw_mon_cfg =
+ &trans->dbg.fw_mon_cfg[alloc_id];
+ struct iwl_dram_data *frag;
+
+ if (!iwl_trans_dbg_ini_valid(trans))
+ return;
+
+ if (le32_to_cpu(fw_mon_cfg->buf_location) ==
+ IWL_FW_INI_LOCATION_SRAM_PATH) {
+ IWL_DEBUG_FW(trans, "WRT: Applying SMEM buffer destination\n");
+ /* set sram monitor by enabling bit 7 */
+ iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG,
+ CSR_HW_IF_CONFIG_REG_BIT_MONITOR_SRAM);
+
+ return;
+ }
+
+ if (le32_to_cpu(fw_mon_cfg->buf_location) !=
+ IWL_FW_INI_LOCATION_DRAM_PATH ||
+ !trans->dbg.fw_mon_ini[alloc_id].num_frags)
+ return;
+
+ frag = &trans->dbg.fw_mon_ini[alloc_id].frags[0];
+
+ IWL_DEBUG_FW(trans, "WRT: Applying DRAM destination (alloc_id=%u)\n",
+ alloc_id);
+
+ iwl_write_umac_prph(trans, MON_BUFF_BASE_ADDR_VER2,
+ frag->physical >> MON_BUFF_SHIFT_VER2);
+ iwl_write_umac_prph(trans, MON_BUFF_END_ADDR_VER2,
+ (frag->physical + frag->size - 256) >>
+ MON_BUFF_SHIFT_VER2);
+}
+
void iwl_pcie_apply_destination(struct iwl_trans *trans)
{
const struct iwl_fw_dbg_dest_tlv_v1 *dest = trans->dbg.dest_tlv;
const struct iwl_dram_data *fw_mon = &trans->dbg.fw_mon;
int i;
- if (iwl_trans_dbg_ini_valid(trans))
+ if (iwl_trans_dbg_ini_valid(trans)) {
+ iwl_pcie_apply_destination_ini(trans);
return;
+ }
IWL_INFO(trans, "Applying debug destination %s\n",
get_fw_dbg_mode_string(dest->monitor_mode));
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 06/16] iwlwifi: dbg_ini: add error tables dumping support
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (4 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 05/16] iwlwifi: dbg_ini: add monitor dumping support Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 07/16] iwlwifi: dbg_ini: use new API in dump info Luca Coelho
` (9 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Allow to collect error table data.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 61 ++++++++++++++++++-
.../wireless/intel/iwlwifi/fw/error-dump.h | 11 ++++
2 files changed, 70 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index dbaaac2486c7..ee555b8cf5bb 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1430,6 +1430,25 @@ static int iwl_dump_ini_rxf_iter(struct iwl_fw_runtime *fwrt,
return sizeof(*range) + le32_to_cpu(range->range_data_size);
}
+static int
+iwl_dump_ini_err_table_iter(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ void *range_ptr, int idx)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ struct iwl_fw_ini_region_err_table *err_table = ®->err_table;
+ struct iwl_fw_ini_error_dump_range *range = range_ptr;
+ u32 addr = le32_to_cpu(err_table->base_addr) +
+ le32_to_cpu(err_table->offset);
+
+ range->internal_base_addr = cpu_to_le32(addr);
+ range->range_data_size = err_table->size;
+ iwl_trans_read_mem_bytes(fwrt->trans, addr, range->data,
+ le32_to_cpu(err_table->size));
+
+ return sizeof(*range) + le32_to_cpu(range->range_data_size);
+}
+
static void *
iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt,
struct iwl_dump_ini_region_data *reg_data,
@@ -1524,6 +1543,20 @@ iwl_dump_ini_mon_smem_fill_header(struct iwl_fw_runtime *fwrt,
&fwrt->trans->cfg->mon_smem_regs);
}
+static void *
+iwl_dump_ini_err_table_fill_header(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ void *data)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ struct iwl_fw_ini_err_table_dump *dump = data;
+
+ dump->header.version = cpu_to_le32(IWL_INI_DUMP_VER);
+ dump->version = reg->err_table.version;
+
+ return dump->ranges;
+}
+
static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt,
struct iwl_dump_ini_region_data *reg_data)
{
@@ -1706,6 +1739,20 @@ static u32 iwl_dump_ini_rxf_get_size(struct iwl_fw_runtime *fwrt,
return size;
}
+static u32
+iwl_dump_ini_err_table_get_size(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)reg_data->reg_tlv->data;
+ u32 size = le32_to_cpu(reg->err_table.size);
+
+ if (size)
+ size += sizeof(struct iwl_fw_ini_err_table_dump) +
+ sizeof(struct iwl_fw_ini_error_dump_range);
+
+ return size;
+}
+
/**
* struct iwl_dump_ini_mem_ops - ini memory dump operations
* @get_num_of_ranges: returns the number of memory ranges in the region.
@@ -1892,8 +1939,18 @@ static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = {
.fill_mem_hdr = iwl_dump_ini_mem_fill_header,
.fill_range = iwl_dump_ini_rxf_iter,
},
- [IWL_FW_INI_REGION_LMAC_ERROR_TABLE] = {},
- [IWL_FW_INI_REGION_UMAC_ERROR_TABLE] = {},
+ [IWL_FW_INI_REGION_LMAC_ERROR_TABLE] = {
+ .get_num_of_ranges = iwl_dump_ini_single_range,
+ .get_size = iwl_dump_ini_err_table_get_size,
+ .fill_mem_hdr = iwl_dump_ini_err_table_fill_header,
+ .fill_range = iwl_dump_ini_err_table_iter,
+ },
+ [IWL_FW_INI_REGION_UMAC_ERROR_TABLE] = {
+ .get_num_of_ranges = iwl_dump_ini_single_range,
+ .get_size = iwl_dump_ini_err_table_get_size,
+ .fill_mem_hdr = iwl_dump_ini_err_table_fill_header,
+ .fill_range = iwl_dump_ini_err_table_iter,
+ },
[IWL_FW_INI_REGION_RSP_OR_NOTIF] = {},
[IWL_FW_INI_REGION_DEVICE_MEMORY] = {
.get_num_of_ranges = iwl_dump_ini_mem_ranges,
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
index 629af3f9c683..7be1c4b54503 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
@@ -434,7 +434,18 @@ struct iwl_fw_ini_dump_info {
u8 external_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
__le32 regions_num;
__le32 region_ids[];
+} __packed;
+/**
+ * struct iwl_fw_ini_err_table_dump - ini error table dump
+ * @header: header of the region
+ * @version: error table version
+ * @ranges: the memory ranges of this this region
+ */
+struct iwl_fw_ini_err_table_dump {
+ struct iwl_fw_ini_error_dump_header header;
+ __le32 version;
+ struct iwl_fw_ini_error_dump_range ranges[];
} __packed;
/**
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 07/16] iwlwifi: dbg_ini: use new API in dump info
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (5 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 06/16] iwlwifi: dbg_ini: add error tables " Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 08/16] iwlwifi: dbg_ini: add TLV allocation new API support Luca Coelho
` (8 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Make dump info region use new API.
debug_info_tlv_list list will be initialize in a future patch once the
driver will start using it.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 39 ++++++++-----------
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 25 ++++++++++++
.../wireless/intel/iwlwifi/fw/error-dump.h | 36 +++++++++--------
.../net/wireless/intel/iwlwifi/fw/runtime.h | 4 --
.../net/wireless/intel/iwlwifi/iwl-dbg-tlv.h | 8 ++--
.../net/wireless/intel/iwlwifi/iwl-trans.h | 2 +
6 files changed, 68 insertions(+), 46 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
index 2754060dc4c6..9f110bf6b71b 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
@@ -60,6 +60,8 @@
#include <linux/bitops.h>
+#define IWL_FW_INI_MAX_CFG_NAME 64
+
/**
* struct iwl_fw_ini_header: Common Header for all debug group TLV's structures
*
@@ -294,6 +296,21 @@ struct iwl_fw_ini_region_tlv {
__le32 addrs[];
} __packed; /* FW_TLV_DEBUG_REGION_API_S_VER_1 */
+/**
+ * struct iwl_fw_ini_debug_info_tlv
+ *
+ * debug configuration name for a specific image
+ *
+ * @hdr: debug header
+ * @image_type: image type
+ * @debug_cfg_name: debug configuration name
+ */
+struct iwl_fw_ini_debug_info_tlv {
+ struct iwl_fw_ini_header hdr;
+ __le32 image_type;
+ u8 debug_cfg_name[IWL_FW_INI_MAX_CFG_NAME];
+} __packed; /* FW_TLV_DEBUG_INFO_API_S_VER_1 */
+
/**
* struct iwl_fw_ini_trigger
*
@@ -380,28 +397,6 @@ struct iwl_fw_ini_trigger_tlv {
__le32 data[];
} __packed; /* FW_TLV_DEBUG_TRIGGER_API_S_VER_1 */
-#define IWL_FW_INI_MAX_IMG_NAME_LEN 32
-#define IWL_FW_INI_MAX_DBG_CFG_NAME_LEN 64
-
-/**
- * struct iwl_fw_ini_debug_info_tlv - (IWL_UCODE_TLV_TYPE_DEBUG_INFO)
- *
- * holds image name and debug configuration name
- *
- * @header: header
- * @img_name_len: length of the image name string
- * @img_name: image name string
- * @dbg_cfg_name_len : length of the debug configuration name string
- * @dbg_cfg_name: debug configuration name string
- */
-struct iwl_fw_ini_debug_info_tlv {
- struct iwl_fw_ini_header header;
- __le32 img_name_len;
- u8 img_name[IWL_FW_INI_MAX_IMG_NAME_LEN];
- __le32 dbg_cfg_name_len;
- u8 dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
-} __packed; /* FW_DEBUG_TLV_INFO_API_S_VER_1 */
-
/**
* enum iwl_fw_ini_trigger_id
*
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index ee555b8cf5bb..1e4143327add 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1864,7 +1864,15 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
struct iwl_fw_ini_dump_entry *entry;
struct iwl_fw_error_dump_data *tlv;
struct iwl_fw_ini_dump_info *dump;
+ struct iwl_dbg_tlv_node *node;
+ struct iwl_fw_ini_dump_cfg_name *cfg_name;
u32 size = sizeof(*tlv) + sizeof(*dump);
+ u32 num_of_cfg_names = 0;
+
+ list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) {
+ size += sizeof(*cfg_name);
+ num_of_cfg_names++;
+ }
entry = kmalloc(sizeof(*entry) + size, GFP_KERNEL);
if (!entry)
@@ -1901,10 +1909,27 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
dump->umac_major = cpu_to_le32(fwrt->dump.fw_ver.umac_major);
dump->umac_minor = cpu_to_le32(fwrt->dump.fw_ver.umac_minor);
+ dump->fw_mon_mode = cpu_to_le32(fwrt->trans->dbg.ini_dest);
+ dump->regions_mask = trigger->regions_mask;
+
dump->build_tag_len = cpu_to_le32(sizeof(dump->build_tag));
memcpy(dump->build_tag, fwrt->fw->human_readable,
sizeof(dump->build_tag));
+ cfg_name = dump->cfg_names;
+ dump->num_of_cfg_names = cpu_to_le32(num_of_cfg_names);
+ list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) {
+ struct iwl_fw_ini_debug_info_tlv *debug_info =
+ (void *)node->tlv.data;
+
+ cfg_name->image_type = debug_info->image_type;
+ cfg_name->cfg_name_len =
+ cpu_to_le32(IWL_FW_INI_MAX_CFG_NAME);
+ memcpy(cfg_name->cfg_name, debug_info->debug_cfg_name,
+ sizeof(cfg_name->cfg_name));
+ cfg_name++;
+ }
+
/* add dump info TLV to the beginning of the list since it needs to be
* the first TLV in the dump
*/
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
index 7be1c4b54503..a7bf17e5ca9c 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
@@ -379,6 +379,18 @@ struct iwl_fw_ini_error_dump_register {
__le32 data;
} __packed;
+/**
+ * struct iwl_fw_ini_dump_cfg_name - configuration name
+ * @image_type: image type the configuration is related to
+ * @cfg_name_len: length of the configuration name
+ * @cfg_name: name of the configuraiton
+ */
+struct iwl_fw_ini_dump_cfg_name {
+ __le32 image_type;
+ __le32 cfg_name_len;
+ u8 cfg_name[IWL_FW_INI_MAX_CFG_NAME];
+} __packed;
+
/* struct iwl_fw_ini_dump_info - ini dump information
* @version: dump version
* @time_point: time point that caused the dump collection
@@ -396,16 +408,12 @@ struct iwl_fw_ini_error_dump_register {
* @lmac_minor: lmac minor version
* @umac_major: umac major version
* @umac_minor: umac minor version
+ * @fw_mon_mode: FW monitor mode &enum iwl_fw_ini_buffer_location
+ * @regions_mask: bitmap mask of regions ids in the dump
* @build_tag_len: length of the build tag
* @build_tag: build tag string
- * @img_name_len: length of the FW image name
- * @img_name: FW image name
- * @internal_dbg_cfg_name_len: length of the internal debug configuration name
- * @internal_dbg_cfg_name: internal debug configuration name
- * @external_dbg_cfg_name_len: length of the external debug configuration name
- * @external_dbg_cfg_name: external debug configuration name
- * @regions_num: number of region ids
- * @region_ids: region ids the trigger configured to collect
+ * @num_of_cfg_names: number of configuration name structs
+ * @cfg_names: configuration names
*/
struct iwl_fw_ini_dump_info {
__le32 version;
@@ -424,16 +432,12 @@ struct iwl_fw_ini_dump_info {
__le32 lmac_minor;
__le32 umac_major;
__le32 umac_minor;
+ __le32 fw_mon_mode;
+ __le64 regions_mask;
__le32 build_tag_len;
u8 build_tag[FW_VER_HUMAN_READABLE_SZ];
- __le32 img_name_len;
- u8 img_name[IWL_FW_INI_MAX_IMG_NAME_LEN];
- __le32 internal_dbg_cfg_name_len;
- u8 internal_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
- __le32 external_dbg_cfg_name_len;
- u8 external_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
- __le32 regions_num;
- __le32 region_ids[];
+ __le32 num_of_cfg_names;
+ struct iwl_fw_ini_dump_cfg_name cfg_names[];
} __packed;
/**
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
index f3c56a2c2531..6c2ade4c7a0c 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
@@ -177,10 +177,6 @@ struct iwl_fw_runtime {
struct iwl_txf_iter_data txf_iter_data;
- u8 img_name[IWL_FW_INI_MAX_IMG_NAME_LEN];
- u8 internal_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
- u8 external_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
-
struct {
u8 type;
u8 subtype;
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
index e257ad358c94..521aa6ba17e2 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
@@ -65,11 +65,11 @@
#include <linux/types.h>
/**
- * struct iwl_apply_point_data
- * @list: list to go through the TLVs of the apply point
- * @tlv: a debug TLV
+ * struct iwl_dbg_tlv_node - debug TLV node
+ * @list: list of &struct iwl_dbg_tlv_node
+ * @tlv: debug TLV
*/
-struct iwl_apply_point_data {
+struct iwl_dbg_tlv_node {
struct list_head list;
struct iwl_ucode_tlv tlv;
};
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index b9ee6c83af87..9dd74fe9a0bb 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -722,6 +722,7 @@ struct iwl_self_init_dram {
* @hw_error: equals true if hw error interrupt was received from the FW
* @ini_dest: debug monitor destination uses &enum iwl_fw_ini_buffer_location
* @active_regions: active regions
+ * @debug_info_tlv_list: list of debug info TLVs
*/
struct iwl_trans_debug {
u8 n_dest_reg;
@@ -747,6 +748,7 @@ struct iwl_trans_debug {
enum iwl_fw_ini_buffer_location ini_dest;
struct iwl_ucode_tlv *active_regions[IWL_FW_INI_MAX_REGION_ID];
+ struct list_head debug_info_tlv_list;
};
/**
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 08/16] iwlwifi: dbg_ini: add TLV allocation new API support
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (6 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 07/16] iwlwifi: dbg_ini: use new API in dump info Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 09/16] iwlwifi: dbg_ini: implement time point handling Luca Coelho
` (7 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Add new debug TLVs API preprocessing.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 50 ++--
drivers/net/wireless/intel/iwlwifi/fw/file.h | 3 +-
.../net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 224 +++++++++++++++++-
.../net/wireless/intel/iwlwifi/iwl-dbg-tlv.h | 11 +
.../net/wireless/intel/iwlwifi/iwl-trans.h | 3 +
.../net/wireless/intel/iwlwifi/pcie/trans.c | 2 +
6 files changed, 256 insertions(+), 37 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
index 9f110bf6b71b..21e1de9166cf 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
@@ -62,19 +62,6 @@
#define IWL_FW_INI_MAX_CFG_NAME 64
-/**
- * struct iwl_fw_ini_header: Common Header for all debug group TLV's structures
- *
- * @tlv_version: version info
- * @apply_point: &enum iwl_fw_ini_apply_point
- * @data: TLV data followed
- */
-struct iwl_fw_ini_header {
- __le32 tlv_version;
- __le32 apply_point;
- u8 data[];
-} __packed; /* FW_DEBUG_TLV_HEADER_S */
-
/**
* enum iwl_fw_ini_dbg_domain - debug domains
* allows to send host cmd or collect memory region if a given domain is enabled
@@ -103,22 +90,17 @@ struct iwl_fw_ini_hcmd {
} __packed; /* FW_DEBUG_TLV_HCMD_DATA_API_S_VER_1 */
/**
- * struct iwl_fw_ini_hcmd_tlv - (IWL_UCODE_TLV_TYPE_HCMD)
- * Generic Host command pass through TLV
+ * struct iwl_fw_ini_header - Common Header for all ini debug TLV's structures
*
- * @header: header
- * @domain: send command only if the specific domain is enabled
- * &enum iwl_fw_ini_dbg_domain
- * @period_msec: period in which the hcmd will be sent to FW. Measured in msec
- * (0 = one time command).
- * @hcmd: a variable length host-command to be sent to apply the configuration.
+ * @version: TLV version
+ * @domain: domain of the TLV. One of &enum iwl_fw_ini_dbg_domain
+ * @data: TLV data
*/
-struct iwl_fw_ini_hcmd_tlv {
- struct iwl_fw_ini_header header;
+struct iwl_fw_ini_header {
+ __le32 version;
__le32 domain;
- __le32 period_msec;
- struct iwl_fw_ini_hcmd hcmd;
-} __packed; /* FW_DEBUG_TLV_HCMD_API_S_VER_1 */
+ u8 data[];
+} __packed; /* FW_TLV_DEBUG_HEADER_S_VER_1 */
#define IWL_FW_INI_MAX_REGION_ID 64
#define IWL_FW_INI_MAX_NAME 32
@@ -397,6 +379,22 @@ struct iwl_fw_ini_trigger_tlv {
__le32 data[];
} __packed; /* FW_TLV_DEBUG_TRIGGER_API_S_VER_1 */
+/**
+ * struct iwl_fw_ini_hcmd_tlv - Generic Host command pass through TLV
+ *
+ * @hdr: debug header
+ * @time_point: time point. One of &enum iwl_fw_ini_time_point
+ * @period_msec: interval at which the hcmd will be sent to the FW.
+ * Measured in msec (0 = one time command)
+ * @hcmd: a variable length host-command to be sent to apply the configuration
+ */
+struct iwl_fw_ini_hcmd_tlv {
+ struct iwl_fw_ini_header hdr;
+ __le32 time_point;
+ __le32 period_msec;
+ struct iwl_fw_ini_hcmd hcmd;
+} __packed; /* FW_TLV_DEBUG_HCMD_API_S_VER_1 */
+
/**
* enum iwl_fw_ini_trigger_id
*
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h
index 423cc0cf8e78..105fd37f7da5 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/file.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h
@@ -93,7 +93,7 @@ struct iwl_ucode_header {
} u;
};
-#define IWL_UCODE_INI_TLV_GROUP 0x1000000
+#define IWL_UCODE_TLV_DEBUG_BASE 0x1000005
/*
* new TLV uCode file layout
@@ -151,7 +151,6 @@ enum iwl_ucode_tlv_type {
IWL_UCODE_TLV_FW_RECOVERY_INFO = 57,
IWL_UCODE_TLV_FW_FSEQ_VERSION = 60,
- IWL_UCODE_TLV_DEBUG_BASE = IWL_UCODE_INI_TLV_GROUP,
IWL_UCODE_TLV_TYPE_DEBUG_INFO = IWL_UCODE_TLV_DEBUG_BASE + 0,
IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION = IWL_UCODE_TLV_DEBUG_BASE + 1,
IWL_UCODE_TLV_TYPE_HCMD = IWL_UCODE_TLV_DEBUG_BASE + 2,
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index 3d7f8ff8ef58..651e1fee2763 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -104,12 +104,27 @@ dbg_ver_table[IWL_DBG_TLV_TYPE_NUM] = {
[IWL_DBG_TLV_TYPE_TRIGGER] = {.min_ver = 1, .max_ver = 1,},
};
+static int iwl_dbg_tlv_add(struct iwl_ucode_tlv *tlv, struct list_head *list)
+{
+ u32 len = le32_to_cpu(tlv->length);
+ struct iwl_dbg_tlv_node *node;
+
+ node = kzalloc(sizeof(*node) + len, GFP_KERNEL);
+ if (!node)
+ return -ENOMEM;
+
+ memcpy(&node->tlv, tlv, sizeof(node->tlv) + len);
+ list_add_tail(&node->list, list);
+
+ return 0;
+}
+
static bool iwl_dbg_tlv_ver_support(struct iwl_ucode_tlv *tlv)
{
struct iwl_fw_ini_header *hdr = (void *)&tlv->data[0];
u32 type = le32_to_cpu(tlv->type);
u32 tlv_idx = type - IWL_UCODE_TLV_DEBUG_BASE;
- u32 ver = le32_to_cpu(hdr->tlv_version);
+ u32 ver = le32_to_cpu(hdr->version);
if (ver < dbg_ver_table[tlv_idx].min_ver ||
ver > dbg_ver_table[tlv_idx].max_ver)
@@ -118,27 +133,169 @@ static bool iwl_dbg_tlv_ver_support(struct iwl_ucode_tlv *tlv)
return true;
}
+static int iwl_dbg_tlv_alloc_debug_info(struct iwl_trans *trans,
+ struct iwl_ucode_tlv *tlv)
+{
+ struct iwl_fw_ini_debug_info_tlv *debug_info = (void *)tlv->data;
+
+ if (le32_to_cpu(tlv->length) != sizeof(*debug_info))
+ return -EINVAL;
+
+ IWL_DEBUG_FW(trans, "WRT: Loading debug cfg: %s\n",
+ debug_info->debug_cfg_name);
+
+ return iwl_dbg_tlv_add(tlv, &trans->dbg.debug_info_tlv_list);
+}
+
+static int iwl_dbg_tlv_alloc_buf_alloc(struct iwl_trans *trans,
+ struct iwl_ucode_tlv *tlv)
+{
+ struct iwl_fw_ini_allocation_tlv *alloc = (void *)tlv->data;
+ u32 buf_location = le32_to_cpu(alloc->buf_location);
+ u32 alloc_id = le32_to_cpu(alloc->alloc_id);
+
+ if (le32_to_cpu(tlv->length) != sizeof(*alloc) ||
+ (buf_location != IWL_FW_INI_LOCATION_SRAM_PATH &&
+ buf_location != IWL_FW_INI_LOCATION_DRAM_PATH))
+ return -EINVAL;
+
+ if ((buf_location == IWL_FW_INI_LOCATION_SRAM_PATH &&
+ alloc_id != IWL_FW_INI_ALLOCATION_ID_DBGC1) ||
+ (buf_location == IWL_FW_INI_LOCATION_DRAM_PATH &&
+ (alloc_id == IWL_FW_INI_ALLOCATION_INVALID ||
+ alloc_id >= IWL_FW_INI_ALLOCATION_NUM))) {
+ IWL_ERR(trans,
+ "WRT: Invalid allocation id %u for allocation TLV\n",
+ alloc_id);
+ return -EINVAL;
+ }
+
+ trans->dbg.fw_mon_cfg[alloc_id] = *alloc;
+
+ return 0;
+}
+
+static int iwl_dbg_tlv_alloc_hcmd(struct iwl_trans *trans,
+ struct iwl_ucode_tlv *tlv)
+{
+ struct iwl_fw_ini_hcmd_tlv *hcmd = (void *)tlv->data;
+ u32 tp = le32_to_cpu(hcmd->time_point);
+
+ if (le32_to_cpu(tlv->length) <= sizeof(*hcmd))
+ return -EINVAL;
+
+ /* Host commands can not be sent in early time point since the FW
+ * is not ready
+ */
+ if (tp == IWL_FW_INI_TIME_POINT_INVALID ||
+ tp >= IWL_FW_INI_TIME_POINT_NUM ||
+ tp == IWL_FW_INI_TIME_POINT_EARLY) {
+ IWL_ERR(trans,
+ "WRT: Invalid time point %u for host command TLV\n",
+ tp);
+ return -EINVAL;
+ }
+
+ return iwl_dbg_tlv_add(tlv, &trans->dbg.time_point[tp].hcmd_list);
+}
+
+static int iwl_dbg_tlv_alloc_region(struct iwl_trans *trans,
+ struct iwl_ucode_tlv *tlv)
+{
+ struct iwl_fw_ini_region_tlv *reg = (void *)tlv->data;
+ struct iwl_ucode_tlv **active_reg;
+ u32 id = le32_to_cpu(reg->id);
+ u32 type = le32_to_cpu(reg->type);
+ u32 tlv_len = sizeof(*tlv) + le32_to_cpu(tlv->length);
+
+ if (le32_to_cpu(tlv->length) < sizeof(*reg))
+ return -EINVAL;
+
+ if (id >= IWL_FW_INI_MAX_REGION_ID) {
+ IWL_ERR(trans, "WRT: Invalid region id %u\n", id);
+ return -EINVAL;
+ }
+
+ if (type <= IWL_FW_INI_REGION_INVALID ||
+ type >= IWL_FW_INI_REGION_NUM) {
+ IWL_ERR(trans, "WRT: Invalid region type %u\n", type);
+ return -EINVAL;
+ }
+
+ active_reg = &trans->dbg.active_regions[id];
+ if (*active_reg) {
+ IWL_WARN(trans, "WRT: Overriding region id %u\n", id);
+
+ kfree(*active_reg);
+ }
+
+ *active_reg = kmemdup(tlv, tlv_len, GFP_KERNEL);
+ if (!*active_reg)
+ return -ENOMEM;
+
+ IWL_DEBUG_FW(trans, "WRT: Enabling region id %u type %u\n", id, type);
+
+ return 0;
+}
+
+static int iwl_dbg_tlv_alloc_trigger(struct iwl_trans *trans,
+ struct iwl_ucode_tlv *tlv)
+{
+ struct iwl_fw_ini_trigger_tlv *trig = (void *)tlv->data;
+ u32 tp = le32_to_cpu(trig->time_point);
+
+ if (le32_to_cpu(tlv->length) < sizeof(*trig))
+ return -EINVAL;
+
+ if (tp <= IWL_FW_INI_TIME_POINT_INVALID ||
+ tp >= IWL_FW_INI_TIME_POINT_NUM) {
+ IWL_ERR(trans,
+ "WRT: Invalid time point %u for trigger TLV\n",
+ tp);
+ return -EINVAL;
+ }
+
+ if (!le32_to_cpu(trig->occurrences))
+ trig->occurrences = cpu_to_le32(-1);
+
+ return iwl_dbg_tlv_add(tlv, &trans->dbg.time_point[tp].trig_list);
+}
+
+static int (*dbg_tlv_alloc[])(struct iwl_trans *trans,
+ struct iwl_ucode_tlv *tlv) = {
+ [IWL_DBG_TLV_TYPE_DEBUG_INFO] = iwl_dbg_tlv_alloc_debug_info,
+ [IWL_DBG_TLV_TYPE_BUF_ALLOC] = iwl_dbg_tlv_alloc_buf_alloc,
+ [IWL_DBG_TLV_TYPE_HCMD] = iwl_dbg_tlv_alloc_hcmd,
+ [IWL_DBG_TLV_TYPE_REGION] = iwl_dbg_tlv_alloc_region,
+ [IWL_DBG_TLV_TYPE_TRIGGER] = iwl_dbg_tlv_alloc_trigger,
+};
+
void iwl_dbg_tlv_alloc(struct iwl_trans *trans, struct iwl_ucode_tlv *tlv,
bool ext)
{
struct iwl_fw_ini_header *hdr = (void *)&tlv->data[0];
u32 type = le32_to_cpu(tlv->type);
- u32 pnt = le32_to_cpu(hdr->apply_point);
u32 tlv_idx = type - IWL_UCODE_TLV_DEBUG_BASE;
enum iwl_ini_cfg_state *cfg_state = ext ?
&trans->dbg.external_ini_cfg : &trans->dbg.internal_ini_cfg;
+ int ret;
- IWL_DEBUG_FW(trans, "WRT: read TLV 0x%x, apply point %d\n",
- type, pnt);
-
- if (tlv_idx >= IWL_DBG_TLV_TYPE_NUM) {
- IWL_ERR(trans, "WRT: Unsupported TLV 0x%x\n", type);
+ if (tlv_idx >= ARRAY_SIZE(dbg_tlv_alloc) || !dbg_tlv_alloc[tlv_idx]) {
+ IWL_ERR(trans, "WRT: Unsupported TLV type 0x%x\n", type);
goto out_err;
}
if (!iwl_dbg_tlv_ver_support(tlv)) {
IWL_ERR(trans, "WRT: Unsupported TLV 0x%x version %u\n", type,
- le32_to_cpu(hdr->tlv_version));
+ le32_to_cpu(hdr->version));
+ goto out_err;
+ }
+
+ ret = dbg_tlv_alloc[tlv_idx](trans, tlv);
+ if (ret) {
+ IWL_ERR(trans,
+ "WRT: Failed to allocate TLV 0x%x, ret %d, (ext=%d)\n",
+ type, ret, ext);
goto out_err;
}
@@ -159,7 +316,41 @@ IWL_EXPORT_SYMBOL(iwl_dbg_tlv_del_timers);
void iwl_dbg_tlv_free(struct iwl_trans *trans)
{
- /* will be used again later */
+ struct iwl_dbg_tlv_node *tlv_node, *tlv_node_tmp;
+ int i;
+
+ iwl_dbg_tlv_del_timers(trans);
+
+ for (i = 0; i < ARRAY_SIZE(trans->dbg.active_regions); i++) {
+ struct iwl_ucode_tlv **active_reg =
+ &trans->dbg.active_regions[i];
+
+ kfree(*active_reg);
+ *active_reg = NULL;
+ }
+
+ list_for_each_entry_safe(tlv_node, tlv_node_tmp,
+ &trans->dbg.debug_info_tlv_list, list) {
+ list_del(&tlv_node->list);
+ kfree(tlv_node);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(trans->dbg.time_point); i++) {
+ struct iwl_dbg_tlv_time_point_data *tp =
+ &trans->dbg.time_point[i];
+
+ list_for_each_entry_safe(tlv_node, tlv_node_tmp, &tp->trig_list,
+ list) {
+ list_del(&tlv_node->list);
+ kfree(tlv_node);
+ }
+
+ list_for_each_entry_safe(tlv_node, tlv_node_tmp, &tp->hcmd_list,
+ list) {
+ list_del(&tlv_node->list);
+ kfree(tlv_node);
+ }
+ }
}
static int iwl_dbg_tlv_parse_bin(struct iwl_trans *trans, const u8 *data,
@@ -205,6 +396,21 @@ void iwl_dbg_tlv_load_bin(struct device *dev, struct iwl_trans *trans)
release_firmware(fw);
}
+void iwl_dbg_tlv_init(struct iwl_trans *trans)
+{
+ int i;
+
+ INIT_LIST_HEAD(&trans->dbg.debug_info_tlv_list);
+
+ for (i = 0; i < ARRAY_SIZE(trans->dbg.time_point); i++) {
+ struct iwl_dbg_tlv_time_point_data *tp =
+ &trans->dbg.time_point[i];
+
+ INIT_LIST_HEAD(&tp->trig_list);
+ INIT_LIST_HEAD(&tp->hcmd_list);
+ }
+}
+
void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
enum iwl_fw_ini_time_point tp_id,
union iwl_dbg_tlv_tp_data *tp_data)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
index 521aa6ba17e2..64c0638998f2 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
@@ -82,6 +82,16 @@ union iwl_dbg_tlv_tp_data {
struct iwl_rx_packet *fw_pkt;
};
+/**
+ * struct iwl_dbg_tlv_time_point_data
+ * @trig_list: list of triggers
+ * @hcmd_list: list of host commands
+ */
+struct iwl_dbg_tlv_time_point_data {
+ struct list_head trig_list;
+ struct list_head hcmd_list;
+};
+
struct iwl_trans;
struct iwl_fw_runtime;
@@ -89,6 +99,7 @@ void iwl_dbg_tlv_load_bin(struct device *dev, struct iwl_trans *trans);
void iwl_dbg_tlv_free(struct iwl_trans *trans);
void iwl_dbg_tlv_alloc(struct iwl_trans *trans, struct iwl_ucode_tlv *tlv,
bool ext);
+void iwl_dbg_tlv_init(struct iwl_trans *trans);
void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
enum iwl_fw_ini_time_point tp_id,
union iwl_dbg_tlv_tp_data *tp_data);
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index 9dd74fe9a0bb..63031c030600 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -723,6 +723,7 @@ struct iwl_self_init_dram {
* @ini_dest: debug monitor destination uses &enum iwl_fw_ini_buffer_location
* @active_regions: active regions
* @debug_info_tlv_list: list of debug info TLVs
+ * @time_point: array of debug time points
*/
struct iwl_trans_debug {
u8 n_dest_reg;
@@ -749,6 +750,8 @@ struct iwl_trans_debug {
struct iwl_ucode_tlv *active_regions[IWL_FW_INI_MAX_REGION_ID];
struct list_head debug_info_tlv_list;
+ struct iwl_dbg_tlv_time_point_data
+ time_point[IWL_FW_INI_TIME_POINT_NUM];
};
/**
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 871b0b9244f9..cd1091704de0 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -3614,6 +3614,8 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
mutex_init(&trans_pcie->fw_mon_data.mutex);
#endif
+ iwl_dbg_tlv_init(trans);
+
return trans;
out_free_ict:
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 09/16] iwlwifi: dbg_ini: implement time point handling
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (7 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 08/16] iwlwifi: dbg_ini: add TLV allocation new API support Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 10/16] iwlwifi: dbg_ini: implement monitor allocation flow Luca Coelho
` (6 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Calculate active triggers list and implement time points handling.
Also allow to override the debug domain via iwl-dbg-cfg.ini by setting
FW_DBG_DOMAIN field.
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
drivers/net/wireless/intel/iwlwifi/Makefile | 3 +-
.../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 31 +-
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 3 +
.../net/wireless/intel/iwlwifi/fw/runtime.h | 13 +
.../net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 280 +++++++++++++++++-
.../net/wireless/intel/iwlwifi/iwl-dbg-tlv.h | 3 +
.../net/wireless/intel/iwlwifi/iwl-trans.h | 4 +
7 files changed, 323 insertions(+), 14 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/Makefile b/drivers/net/wireless/intel/iwlwifi/Makefile
index ff41987a7e35..0aae3fa4128c 100644
--- a/drivers/net/wireless/intel/iwlwifi/Makefile
+++ b/drivers/net/wireless/intel/iwlwifi/Makefile
@@ -14,7 +14,8 @@ iwlwifi-$(CONFIG_IWLMVM) += cfg/7000.o cfg/8000.o cfg/9000.o cfg/22000.o
iwlwifi-objs += iwl-dbg-tlv.o
iwlwifi-objs += iwl-trans.o
iwlwifi-objs += fw/notif-wait.o
-iwlwifi-$(CONFIG_IWLMVM) += fw/paging.o fw/smem.o fw/init.o fw/dbg.o
+iwlwifi-objs += fw/dbg.o
+iwlwifi-$(CONFIG_IWLMVM) += fw/paging.o fw/smem.o fw/init.o
iwlwifi-$(CONFIG_ACPI) += fw/acpi.o
iwlwifi-$(CONFIG_IWLWIFI_DEBUGFS) += fw/debugfs.o
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
index 21e1de9166cf..4d1b084da4b1 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
@@ -61,18 +61,7 @@
#include <linux/bitops.h>
#define IWL_FW_INI_MAX_CFG_NAME 64
-
-/**
- * enum iwl_fw_ini_dbg_domain - debug domains
- * allows to send host cmd or collect memory region if a given domain is enabled
- *
- * @IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON: the default domain, always on
- * @IWL_FW_INI_DBG_DOMAIN_REPORT_PS: power save domain
- */
-enum iwl_fw_ini_dbg_domain {
- IWL_FW_INI_DBG_DOMAIN_ALWAYS_ON = 0,
- IWL_FW_INI_DBG_DOMAIN_REPORT_PS,
-}; /* FW_DEBUG_TLV_DOMAIN_API_E_VER_1 */
+#define IWL_FW_INI_DOMAIN_ALWAYS_ON 0
/**
* struct iwl_fw_ini_hcmd
@@ -652,4 +641,22 @@ enum iwl_fw_ini_time_point {
IWL_FW_INI_TIME_POINT_NUM,
}; /* FW_TLV_DEBUG_TIME_POINT_API_E */
+/**
+ * enum iwl_fw_ini_trigger_apply_policy - Determines how to apply triggers
+ *
+ * @IWL_FW_INI_APPLY_POLICY_MATCH_TIME_POINT: match by time point
+ * @IWL_FW_INI_APPLY_POLICY_MATCH_DATA: match by trigger data
+ * @IWL_FW_INI_APPLY_POLICY_OVERRIDE_REGIONS: override regions mask.
+ * Append otherwise
+ * @IWL_FW_INI_APPLY_POLICY_OVERRIDE_CFG: override trigger configuration
+ * @IWL_FW_INI_APPLY_POLICY_OVERRIDE_DATA: override trigger data.
+ * Append otherwise
+ */
+enum iwl_fw_ini_trigger_apply_policy {
+ IWL_FW_INI_APPLY_POLICY_MATCH_TIME_POINT = BIT(0),
+ IWL_FW_INI_APPLY_POLICY_MATCH_DATA = BIT(1),
+ IWL_FW_INI_APPLY_POLICY_OVERRIDE_REGIONS = BIT(8),
+ IWL_FW_INI_APPLY_POLICY_OVERRIDE_CFG = BIT(9),
+ IWL_FW_INI_APPLY_POLICY_OVERRIDE_DATA = BIT(10),
+};
#endif
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index 1e4143327add..591c9f07a64c 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -2301,6 +2301,9 @@ int iwl_fw_dbg_ini_collect(struct iwl_fw_runtime *fwrt,
u32 occur, delay;
unsigned long idx;
+ if (test_bit(STATUS_GEN_ACTIVE_TRIGS, &fwrt->status))
+ return -EBUSY;
+
if (!iwl_fw_ini_trigger_on(fwrt, trig)) {
IWL_WARN(fwrt, "WRT: Trigger %d is not active, aborting dump\n",
tp_id);
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
index 6c2ade4c7a0c..87adbd3dd764 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
@@ -67,6 +67,8 @@
#include "fw/api/paging.h"
#include "iwl-eeprom-parse.h"
+#define IWL_FW_DBG_DOMAIN IWL_FW_INI_DOMAIN_ALWAYS_ON
+
struct iwl_fw_runtime_ops {
int (*dump_start)(void *ctx);
void (*dump_end)(void *ctx);
@@ -125,6 +127,14 @@ struct iwl_txf_iter_data {
u8 internal_txf;
};
+/**
+ * enum iwl_fw_runtime_status - fw runtime status flags
+ * @STATUS_GEN_ACTIVE_TRIGS: generating active trigger list
+ */
+enum iwl_fw_runtime_status {
+ STATUS_GEN_ACTIVE_TRIGS,
+};
+
/**
* struct iwl_fw_runtime - runtime data for firmware
* @fw: firmware image
@@ -138,6 +148,7 @@ struct iwl_txf_iter_data {
* @smem_cfg: saved firmware SMEM configuration
* @cur_fw_img: current firmware image, must be maintained by
* the driver by calling &iwl_fw_set_current_image()
+ * @status: &enum iwl_fw_runtime_status
* @dump: debug dump data
*/
struct iwl_fw_runtime {
@@ -158,6 +169,8 @@ struct iwl_fw_runtime {
/* memory configuration */
struct iwl_fwrt_shared_mem_cfg smem_cfg;
+ unsigned long status;
+
/* debug */
struct {
const struct iwl_fw_dump_desc *desc;
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index 651e1fee2763..1cec10a60cba 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -350,6 +350,12 @@ void iwl_dbg_tlv_free(struct iwl_trans *trans)
list_del(&tlv_node->list);
kfree(tlv_node);
}
+
+ list_for_each_entry_safe(tlv_node, tlv_node_tmp,
+ &tp->active_trig_list, list) {
+ list_del(&tlv_node->list);
+ kfree(tlv_node);
+ }
}
}
@@ -408,13 +414,285 @@ void iwl_dbg_tlv_init(struct iwl_trans *trans)
INIT_LIST_HEAD(&tp->trig_list);
INIT_LIST_HEAD(&tp->hcmd_list);
+ INIT_LIST_HEAD(&tp->active_trig_list);
+ }
+}
+
+static void iwl_dbg_tlv_send_hcmds(struct iwl_fw_runtime *fwrt,
+ struct list_head *hcmd_list)
+{
+ struct iwl_dbg_tlv_node *node;
+
+ list_for_each_entry(node, hcmd_list, list) {
+ struct iwl_fw_ini_hcmd_tlv *hcmd = (void *)node->tlv.data;
+ struct iwl_fw_ini_hcmd *hcmd_data = &hcmd->hcmd;
+ u32 domain = le32_to_cpu(hcmd->hdr.domain);
+ u16 hcmd_len = le32_to_cpu(node->tlv.length) - sizeof(*hcmd);
+ struct iwl_host_cmd cmd = {
+ .id = WIDE_ID(hcmd_data->group, hcmd_data->id),
+ .len = { hcmd_len, },
+ .data = { hcmd_data->data, },
+ };
+
+ if (domain != IWL_FW_INI_DOMAIN_ALWAYS_ON &&
+ !(domain & fwrt->trans->dbg.domains_bitmap))
+ continue;
+
+ iwl_trans_send_cmd(fwrt->trans, &cmd);
+ }
+}
+
+static bool is_trig_data_contained(struct iwl_ucode_tlv *new,
+ struct iwl_ucode_tlv *old)
+{
+ struct iwl_fw_ini_trigger_tlv *new_trig = (void *)new->data;
+ struct iwl_fw_ini_trigger_tlv *old_trig = (void *)old->data;
+ __le32 *new_data = new_trig->data, *old_data = old_trig->data;
+ u32 new_dwords_num = iwl_tlv_array_len(new, new_trig, data);
+ u32 old_dwords_num = iwl_tlv_array_len(new, new_trig, data);
+ int i, j;
+
+ for (i = 0; i < new_dwords_num; i++) {
+ bool match = false;
+
+ for (j = 0; j < old_dwords_num; j++) {
+ if (new_data[i] == old_data[j]) {
+ match = true;
+ break;
+ }
+ }
+ if (!match)
+ return false;
+ }
+
+ return true;
+}
+
+static int iwl_dbg_tlv_override_trig_node(struct iwl_fw_runtime *fwrt,
+ struct iwl_ucode_tlv *trig_tlv,
+ struct iwl_dbg_tlv_node *node)
+{
+ struct iwl_ucode_tlv *node_tlv = &node->tlv;
+ struct iwl_fw_ini_trigger_tlv *node_trig = (void *)node_tlv->data;
+ struct iwl_fw_ini_trigger_tlv *trig = (void *)trig_tlv->data;
+ u32 policy = le32_to_cpu(trig->apply_policy);
+ u32 size = le32_to_cpu(trig_tlv->length);
+ u32 trig_data_len = size - sizeof(*trig);
+ u32 offset = 0;
+
+ if (!(policy & IWL_FW_INI_APPLY_POLICY_OVERRIDE_DATA)) {
+ u32 data_len = le32_to_cpu(node_tlv->length) -
+ sizeof(*node_trig);
+
+ IWL_DEBUG_FW(fwrt,
+ "WRT: Appending trigger data (time point %u)\n",
+ le32_to_cpu(trig->time_point));
+
+ offset += data_len;
+ size += data_len;
+ } else {
+ IWL_DEBUG_FW(fwrt,
+ "WRT: Overriding trigger data (time point %u)\n",
+ le32_to_cpu(trig->time_point));
+ }
+
+ if (size != le32_to_cpu(node_tlv->length)) {
+ struct list_head *prev = node->list.prev;
+ struct iwl_dbg_tlv_node *tmp;
+
+ list_del(&node->list);
+
+ tmp = krealloc(node, sizeof(*node) + size, GFP_KERNEL);
+ if (!tmp) {
+ IWL_WARN(fwrt,
+ "WRT: No memory to override trigger (time point %u)\n",
+ le32_to_cpu(trig->time_point));
+
+ list_add(&node->list, prev);
+
+ return -ENOMEM;
+ }
+
+ list_add(&tmp->list, prev);
+ node_tlv = &tmp->tlv;
+ node_trig = (void *)node_tlv->data;
+ }
+
+ memcpy(node_trig->data + offset, trig->data, trig_data_len);
+ node_tlv->length = cpu_to_le32(size);
+
+ if (policy & IWL_FW_INI_APPLY_POLICY_OVERRIDE_CFG) {
+ IWL_DEBUG_FW(fwrt,
+ "WRT: Overriding trigger configuration (time point %u)\n",
+ le32_to_cpu(trig->time_point));
+
+ /* the first 11 dwords are configuration related */
+ memcpy(node_trig, trig, sizeof(__le32) * 11);
+ }
+
+ if (policy & IWL_FW_INI_APPLY_POLICY_OVERRIDE_REGIONS) {
+ IWL_DEBUG_FW(fwrt,
+ "WRT: Overriding trigger regions (time point %u)\n",
+ le32_to_cpu(trig->time_point));
+
+ node_trig->regions_mask = trig->regions_mask;
+ } else {
+ IWL_DEBUG_FW(fwrt,
+ "WRT: Appending trigger regions (time point %u)\n",
+ le32_to_cpu(trig->time_point));
+
+ node_trig->regions_mask |= trig->regions_mask;
+ }
+
+ return 0;
+}
+
+static int
+iwl_dbg_tlv_add_active_trigger(struct iwl_fw_runtime *fwrt,
+ struct list_head *trig_list,
+ struct iwl_ucode_tlv *trig_tlv)
+{
+ struct iwl_fw_ini_trigger_tlv *trig = (void *)trig_tlv->data;
+ struct iwl_dbg_tlv_node *node, *match = NULL;
+ u32 policy = le32_to_cpu(trig->apply_policy);
+
+ list_for_each_entry(node, trig_list, list) {
+ if (!(policy & IWL_FW_INI_APPLY_POLICY_MATCH_TIME_POINT))
+ break;
+
+ if (!(policy & IWL_FW_INI_APPLY_POLICY_MATCH_DATA) ||
+ is_trig_data_contained(trig_tlv, &node->tlv)) {
+ match = node;
+ break;
+ }
}
+
+ if (!match) {
+ IWL_DEBUG_FW(fwrt, "WRT: Enabling trigger (time point %u)\n",
+ le32_to_cpu(trig->time_point));
+ return iwl_dbg_tlv_add(trig_tlv, trig_list);
+ }
+
+ return iwl_dbg_tlv_override_trig_node(fwrt, trig_tlv, match);
+}
+
+static void
+iwl_dbg_tlv_gen_active_trig_list(struct iwl_fw_runtime *fwrt,
+ struct iwl_dbg_tlv_time_point_data *tp)
+{
+ struct iwl_dbg_tlv_node *node, *tmp;
+ struct list_head *trig_list = &tp->trig_list;
+ struct list_head *active_trig_list = &tp->active_trig_list;
+
+ list_for_each_entry_safe(node, tmp, active_trig_list, list) {
+ list_del(&node->list);
+ kfree(node);
+ }
+
+ list_for_each_entry(node, trig_list, list) {
+ struct iwl_ucode_tlv *tlv = &node->tlv;
+ struct iwl_fw_ini_trigger_tlv *trig = (void *)tlv->data;
+ u32 domain = le32_to_cpu(trig->hdr.domain);
+
+ if (domain != IWL_FW_INI_DOMAIN_ALWAYS_ON &&
+ !(domain & fwrt->trans->dbg.domains_bitmap))
+ continue;
+
+ iwl_dbg_tlv_add_active_trigger(fwrt, active_trig_list, tlv);
+ }
+}
+
+int iwl_dbg_tlv_gen_active_trigs(struct iwl_fw_runtime *fwrt, u32 new_domain)
+{
+ int i;
+
+ if (test_and_set_bit(STATUS_GEN_ACTIVE_TRIGS, &fwrt->status))
+ return -EBUSY;
+
+ iwl_fw_flush_dumps(fwrt);
+
+ fwrt->trans->dbg.domains_bitmap = new_domain;
+
+ IWL_DEBUG_FW(fwrt,
+ "WRT: Generating active triggers list, domain 0x%x\n",
+ fwrt->trans->dbg.domains_bitmap);
+
+ for (i = 0; i < ARRAY_SIZE(fwrt->trans->dbg.time_point); i++) {
+ struct iwl_dbg_tlv_time_point_data *tp =
+ &fwrt->trans->dbg.time_point[i];
+
+ iwl_dbg_tlv_gen_active_trig_list(fwrt, tp);
+ }
+
+ clear_bit(STATUS_GEN_ACTIVE_TRIGS, &fwrt->status);
+
+ return 0;
+}
+
+static int
+iwl_dbg_tlv_tp_trigger(struct iwl_fw_runtime *fwrt,
+ struct list_head *active_trig_list,
+ union iwl_dbg_tlv_tp_data *tp_data,
+ bool (*data_check)(struct iwl_fw_runtime *fwrt,
+ struct iwl_fwrt_dump_data *dump_data,
+ union iwl_dbg_tlv_tp_data *tp_data,
+ u32 trig_data))
+{
+ struct iwl_dbg_tlv_node *node;
+
+ list_for_each_entry(node, active_trig_list, list) {
+ struct iwl_fwrt_dump_data dump_data = {
+ .trig = (void *)node->tlv.data,
+ };
+ u32 num_data = iwl_tlv_array_len(&node->tlv, dump_data.trig,
+ data);
+ int ret, i;
+
+ if (!num_data) {
+ ret = iwl_fw_dbg_ini_collect(fwrt, &dump_data);
+ if (ret)
+ return ret;
+ }
+
+ for (i = 0; i < num_data; i++) {
+ if (!data_check ||
+ data_check(fwrt, &dump_data, tp_data,
+ le32_to_cpu(dump_data.trig->data[i]))) {
+ ret = iwl_fw_dbg_ini_collect(fwrt, &dump_data);
+ if (ret)
+ return ret;
+
+ break;
+ }
+ }
+ }
+
+ return 0;
}
void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
enum iwl_fw_ini_time_point tp_id,
union iwl_dbg_tlv_tp_data *tp_data)
{
- /* will be used later */
+ struct list_head *hcmd_list, *trig_list;
+
+ if (!iwl_trans_dbg_ini_valid(fwrt->trans) ||
+ tp_id == IWL_FW_INI_TIME_POINT_INVALID ||
+ tp_id >= IWL_FW_INI_TIME_POINT_NUM)
+ return;
+
+ hcmd_list = &fwrt->trans->dbg.time_point[tp_id].hcmd_list;
+ trig_list = &fwrt->trans->dbg.time_point[tp_id].active_trig_list;
+
+ switch (tp_id) {
+ case IWL_FW_INI_TIME_POINT_EARLY:
+ iwl_dbg_tlv_gen_active_trigs(fwrt, IWL_FW_DBG_DOMAIN);
+ iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data, NULL);
+ break;
+ default:
+ iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
+ iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data, NULL);
+ break;
+ }
}
IWL_EXPORT_SYMBOL(iwl_dbg_tlv_time_point);
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
index 64c0638998f2..f18946872569 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
@@ -85,10 +85,12 @@ union iwl_dbg_tlv_tp_data {
/**
* struct iwl_dbg_tlv_time_point_data
* @trig_list: list of triggers
+ * @active_trig_list: list of active triggers
* @hcmd_list: list of host commands
*/
struct iwl_dbg_tlv_time_point_data {
struct list_head trig_list;
+ struct list_head active_trig_list;
struct list_head hcmd_list;
};
@@ -103,6 +105,7 @@ void iwl_dbg_tlv_init(struct iwl_trans *trans);
void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
enum iwl_fw_ini_time_point tp_id,
union iwl_dbg_tlv_tp_data *tp_data);
+int iwl_dbg_tlv_gen_active_trigs(struct iwl_fw_runtime *fwrt, u32 new_domain);
void iwl_dbg_tlv_del_timers(struct iwl_trans *trans);
#endif /* __iwl_dbg_tlv_h__*/
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index 63031c030600..59debf6e1b9d 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -724,6 +724,8 @@ struct iwl_self_init_dram {
* @active_regions: active regions
* @debug_info_tlv_list: list of debug info TLVs
* @time_point: array of debug time points
+ * @domains_bitmap: bitmap of active domains other than
+ * &IWL_FW_INI_DOMAIN_ALWAYS_ON
*/
struct iwl_trans_debug {
u8 n_dest_reg;
@@ -752,6 +754,8 @@ struct iwl_trans_debug {
struct list_head debug_info_tlv_list;
struct iwl_dbg_tlv_time_point_data
time_point[IWL_FW_INI_TIME_POINT_NUM];
+
+ u32 domains_bitmap;
};
/**
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 10/16] iwlwifi: dbg_ini: implement monitor allocation flow
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (8 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 09/16] iwlwifi: dbg_ini: implement time point handling Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 11/16] iwlwifi: dbg_ini: add periodic trigger new API support Luca Coelho
` (5 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Allow allocating fragmented buffers for several allocation IDs.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 249 +++++++++++++++++-
1 file changed, 248 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index 1cec10a60cba..c657acf61fe9 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -314,6 +314,34 @@ void iwl_dbg_tlv_del_timers(struct iwl_trans *trans)
}
IWL_EXPORT_SYMBOL(iwl_dbg_tlv_del_timers);
+static void iwl_dbg_tlv_fragments_free(struct iwl_trans *trans,
+ enum iwl_fw_ini_allocation_id alloc_id)
+{
+ struct iwl_fw_mon *fw_mon;
+ int i;
+
+ if (alloc_id <= IWL_FW_INI_ALLOCATION_INVALID ||
+ alloc_id >= IWL_FW_INI_ALLOCATION_NUM)
+ return;
+
+ fw_mon = &trans->dbg.fw_mon_ini[alloc_id];
+
+ for (i = 0; i < fw_mon->num_frags; i++) {
+ struct iwl_dram_data *frag = &fw_mon->frags[i];
+
+ dma_free_coherent(trans->dev, frag->size, frag->block,
+ frag->physical);
+
+ frag->physical = 0;
+ frag->block = NULL;
+ frag->size = 0;
+ }
+
+ kfree(fw_mon->frags);
+ fw_mon->frags = NULL;
+ fw_mon->num_frags = 0;
+}
+
void iwl_dbg_tlv_free(struct iwl_trans *trans)
{
struct iwl_dbg_tlv_node *tlv_node, *tlv_node_tmp;
@@ -357,6 +385,9 @@ void iwl_dbg_tlv_free(struct iwl_trans *trans)
kfree(tlv_node);
}
}
+
+ for (i = 0; i < ARRAY_SIZE(trans->dbg.fw_mon_ini); i++)
+ iwl_dbg_tlv_fragments_free(trans, i);
}
static int iwl_dbg_tlv_parse_bin(struct iwl_trans *trans, const u8 *data,
@@ -418,6 +449,187 @@ void iwl_dbg_tlv_init(struct iwl_trans *trans)
}
}
+static int iwl_dbg_tlv_alloc_fragment(struct iwl_fw_runtime *fwrt,
+ struct iwl_dram_data *frag, u32 pages)
+{
+ void *block = NULL;
+ dma_addr_t physical;
+
+ if (!frag || frag->size || !pages)
+ return -EIO;
+
+ while (pages) {
+ block = dma_alloc_coherent(fwrt->dev, pages * PAGE_SIZE,
+ &physical,
+ GFP_KERNEL | __GFP_NOWARN);
+ if (block)
+ break;
+
+ IWL_WARN(fwrt, "WRT: Failed to allocate fragment size %lu\n",
+ pages * PAGE_SIZE);
+
+ pages = DIV_ROUND_UP(pages, 2);
+ }
+
+ if (!block)
+ return -ENOMEM;
+
+ frag->physical = physical;
+ frag->block = block;
+ frag->size = pages * PAGE_SIZE;
+
+ return pages;
+}
+
+static int iwl_dbg_tlv_alloc_fragments(struct iwl_fw_runtime *fwrt,
+ enum iwl_fw_ini_allocation_id alloc_id)
+{
+ struct iwl_fw_mon *fw_mon;
+ struct iwl_fw_ini_allocation_tlv *fw_mon_cfg;
+ u32 num_frags, remain_pages, frag_pages;
+ int i;
+
+ if (alloc_id < IWL_FW_INI_ALLOCATION_INVALID ||
+ alloc_id >= IWL_FW_INI_ALLOCATION_NUM)
+ return -EIO;
+
+ fw_mon_cfg = &fwrt->trans->dbg.fw_mon_cfg[alloc_id];
+ fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id];
+
+ if (fw_mon->num_frags ||
+ fw_mon_cfg->buf_location !=
+ cpu_to_le32(IWL_FW_INI_LOCATION_DRAM_PATH))
+ return 0;
+
+ num_frags = le32_to_cpu(fw_mon_cfg->max_frags_num);
+ if (!fw_has_capa(&fwrt->fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_DBG_BUF_ALLOC_CMD_SUPP)) {
+ if (alloc_id != IWL_FW_INI_ALLOCATION_ID_DBGC1)
+ return -EIO;
+ num_frags = 1;
+ }
+
+ remain_pages = DIV_ROUND_UP(le32_to_cpu(fw_mon_cfg->req_size),
+ PAGE_SIZE);
+ num_frags = min_t(u32, num_frags, BUF_ALLOC_MAX_NUM_FRAGS);
+ num_frags = min_t(u32, num_frags, remain_pages);
+ frag_pages = DIV_ROUND_UP(remain_pages, num_frags);
+
+ fw_mon->frags = kcalloc(num_frags, sizeof(*fw_mon->frags), GFP_KERNEL);
+ if (!fw_mon->frags)
+ return -ENOMEM;
+
+ for (i = 0; i < num_frags; i++) {
+ int pages = min_t(u32, frag_pages, remain_pages);
+
+ IWL_DEBUG_FW(fwrt,
+ "WRT: Allocating DRAM buffer (alloc_id=%u, fragment=%u, size=0x%lx)\n",
+ alloc_id, i, pages * PAGE_SIZE);
+
+ pages = iwl_dbg_tlv_alloc_fragment(fwrt, &fw_mon->frags[i],
+ pages);
+ if (pages < 0) {
+ u32 alloc_size = le32_to_cpu(fw_mon_cfg->req_size) -
+ (remain_pages * PAGE_SIZE);
+
+ if (alloc_size < le32_to_cpu(fw_mon_cfg->min_size)) {
+ iwl_dbg_tlv_fragments_free(fwrt->trans,
+ alloc_id);
+ return pages;
+ }
+ break;
+ }
+
+ remain_pages -= pages;
+ fw_mon->num_frags++;
+ }
+
+ return 0;
+}
+
+static int iwl_dbg_tlv_apply_buffer(struct iwl_fw_runtime *fwrt,
+ enum iwl_fw_ini_allocation_id alloc_id)
+{
+ struct iwl_fw_mon *fw_mon;
+ u32 remain_frags, num_commands;
+ int i, fw_mon_idx = 0;
+
+ if (!fw_has_capa(&fwrt->fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_DBG_BUF_ALLOC_CMD_SUPP))
+ return 0;
+
+ if (alloc_id < IWL_FW_INI_ALLOCATION_INVALID ||
+ alloc_id >= IWL_FW_INI_ALLOCATION_NUM)
+ return -EIO;
+
+ if (le32_to_cpu(fwrt->trans->dbg.fw_mon_cfg[alloc_id].buf_location) !=
+ IWL_FW_INI_LOCATION_DRAM_PATH)
+ return 0;
+
+ fw_mon = &fwrt->trans->dbg.fw_mon_ini[alloc_id];
+
+ /* the first fragment of DBGC1 is given to the FW via register
+ * or context info
+ */
+ if (alloc_id == IWL_FW_INI_ALLOCATION_ID_DBGC1)
+ fw_mon_idx++;
+
+ remain_frags = fw_mon->num_frags - fw_mon_idx;
+ if (!remain_frags)
+ return 0;
+
+ num_commands = DIV_ROUND_UP(remain_frags, BUF_ALLOC_MAX_NUM_FRAGS);
+
+ IWL_DEBUG_FW(fwrt, "WRT: Applying DRAM destination (alloc_id=%u)\n",
+ alloc_id);
+
+ for (i = 0; i < num_commands; i++) {
+ u32 num_frags = min_t(u32, remain_frags,
+ BUF_ALLOC_MAX_NUM_FRAGS);
+ struct iwl_buf_alloc_cmd data = {
+ .alloc_id = cpu_to_le32(alloc_id),
+ .num_frags = cpu_to_le32(num_frags),
+ .buf_location =
+ cpu_to_le32(IWL_FW_INI_LOCATION_DRAM_PATH),
+ };
+ struct iwl_host_cmd hcmd = {
+ .id = WIDE_ID(DEBUG_GROUP, BUFFER_ALLOCATION),
+ .data[0] = &data,
+ .len[0] = sizeof(data),
+ };
+ int ret, j;
+
+ for (j = 0; j < num_frags; j++) {
+ struct iwl_buf_alloc_frag *frag = &data.frags[j];
+ struct iwl_dram_data *fw_mon_frag =
+ &fw_mon->frags[fw_mon_idx++];
+
+ frag->addr = cpu_to_le64(fw_mon_frag->physical);
+ frag->size = cpu_to_le32(fw_mon_frag->size);
+ }
+ ret = iwl_trans_send_cmd(fwrt->trans, &hcmd);
+ if (ret)
+ return ret;
+
+ remain_frags -= num_frags;
+ }
+
+ return 0;
+}
+
+static void iwl_dbg_tlv_apply_buffers(struct iwl_fw_runtime *fwrt)
+{
+ int ret, i;
+
+ for (i = 0; i < IWL_FW_INI_ALLOCATION_NUM; i++) {
+ ret = iwl_dbg_tlv_apply_buffer(fwrt, i);
+ if (ret)
+ IWL_WARN(fwrt,
+ "WRT: Failed to apply DRAM buffer for allocation id %d, ret=%d\n",
+ i, ret);
+ }
+}
+
static void iwl_dbg_tlv_send_hcmds(struct iwl_fw_runtime *fwrt,
struct list_head *hcmd_list)
{
@@ -670,6 +882,36 @@ iwl_dbg_tlv_tp_trigger(struct iwl_fw_runtime *fwrt,
return 0;
}
+static void iwl_dbg_tlv_init_cfg(struct iwl_fw_runtime *fwrt)
+{
+ enum iwl_fw_ini_buffer_location *ini_dest = &fwrt->trans->dbg.ini_dest;
+ int ret, i;
+
+ iwl_dbg_tlv_gen_active_trigs(fwrt, IWL_FW_DBG_DOMAIN);
+
+ *ini_dest = IWL_FW_INI_LOCATION_INVALID;
+ for (i = 0; i < IWL_FW_INI_ALLOCATION_NUM; i++) {
+ struct iwl_fw_ini_allocation_tlv *fw_mon_cfg =
+ &fwrt->trans->dbg.fw_mon_cfg[i];
+ u32 dest = le32_to_cpu(fw_mon_cfg->buf_location);
+
+ if (dest == IWL_FW_INI_LOCATION_INVALID)
+ continue;
+
+ if (*ini_dest == IWL_FW_INI_LOCATION_INVALID)
+ *ini_dest = dest;
+
+ if (dest != *ini_dest)
+ continue;
+
+ ret = iwl_dbg_tlv_alloc_fragments(fwrt, i);
+ if (ret)
+ IWL_WARN(fwrt,
+ "WRT: Failed to allocate DRAM buffer for allocation id %d, ret=%d\n",
+ i, ret);
+ }
+}
+
void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
enum iwl_fw_ini_time_point tp_id,
union iwl_dbg_tlv_tp_data *tp_data)
@@ -686,7 +928,12 @@ void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
switch (tp_id) {
case IWL_FW_INI_TIME_POINT_EARLY:
- iwl_dbg_tlv_gen_active_trigs(fwrt, IWL_FW_DBG_DOMAIN);
+ iwl_dbg_tlv_init_cfg(fwrt);
+ iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data, NULL);
+ break;
+ case IWL_FW_INI_TIME_POINT_AFTER_ALIVE:
+ iwl_dbg_tlv_apply_buffers(fwrt);
+ iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data, NULL);
break;
default:
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 11/16] iwlwifi: dbg_ini: add periodic trigger new API support
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (9 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 10/16] iwlwifi: dbg_ini: implement monitor allocation flow Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 12/16] iwlwifi: dbg_ini: support domain changing via debugfs Luca Coelho
` (4 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Enable periodic trigger.
Allows the driver to trigger dump collection in constant intervals.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 105 +++++++++++++++++-
.../net/wireless/intel/iwlwifi/iwl-trans.h | 2 +
2 files changed, 106 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index c657acf61fe9..f813b2333565 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -95,6 +95,20 @@ struct iwl_dbg_tlv_ver_data {
int max_ver;
};
+/**
+ * struct iwl_dbg_tlv_timer_node - timer node struct
+ * @list: list of &struct iwl_dbg_tlv_timer_node
+ * @timer: timer
+ * @fwrt: &struct iwl_fw_runtime
+ * @tlv: TLV attach to the timer node
+ */
+struct iwl_dbg_tlv_timer_node {
+ struct list_head list;
+ struct timer_list timer;
+ struct iwl_fw_runtime *fwrt;
+ struct iwl_ucode_tlv *tlv;
+};
+
static const struct iwl_dbg_tlv_ver_data
dbg_ver_table[IWL_DBG_TLV_TYPE_NUM] = {
[IWL_DBG_TLV_TYPE_DEBUG_INFO] = {.min_ver = 1, .max_ver = 1,},
@@ -310,7 +324,14 @@ void iwl_dbg_tlv_alloc(struct iwl_trans *trans, struct iwl_ucode_tlv *tlv,
void iwl_dbg_tlv_del_timers(struct iwl_trans *trans)
{
- /* will be used later */
+ struct list_head *timer_list = &trans->dbg.periodic_trig_list;
+ struct iwl_dbg_tlv_timer_node *node, *tmp;
+
+ list_for_each_entry_safe(node, tmp, timer_list, list) {
+ del_timer(&node->timer);
+ list_del(&node->list);
+ kfree(node);
+ }
}
IWL_EXPORT_SYMBOL(iwl_dbg_tlv_del_timers);
@@ -438,6 +459,7 @@ void iwl_dbg_tlv_init(struct iwl_trans *trans)
int i;
INIT_LIST_HEAD(&trans->dbg.debug_info_tlv_list);
+ INIT_LIST_HEAD(&trans->dbg.periodic_trig_list);
for (i = 0; i < ARRAY_SIZE(trans->dbg.time_point); i++) {
struct iwl_dbg_tlv_time_point_data *tp =
@@ -654,6 +676,83 @@ static void iwl_dbg_tlv_send_hcmds(struct iwl_fw_runtime *fwrt,
}
}
+static void iwl_dbg_tlv_periodic_trig_handler(struct timer_list *t)
+{
+ struct iwl_dbg_tlv_timer_node *timer_node =
+ from_timer(timer_node, t, timer);
+ struct iwl_fwrt_dump_data dump_data = {
+ .trig = (void *)timer_node->tlv->data,
+ };
+ int ret;
+
+ ret = iwl_fw_dbg_ini_collect(timer_node->fwrt, &dump_data);
+ if (!ret || ret == -EBUSY) {
+ u32 occur = le32_to_cpu(dump_data.trig->occurrences);
+ u32 collect_interval = le32_to_cpu(dump_data.trig->data[0]);
+
+ if (!occur)
+ return;
+
+ mod_timer(t, jiffies + msecs_to_jiffies(collect_interval));
+ }
+}
+
+static void iwl_dbg_tlv_set_periodic_trigs(struct iwl_fw_runtime *fwrt)
+{
+ struct iwl_dbg_tlv_node *node;
+ struct list_head *trig_list =
+ &fwrt->trans->dbg.time_point[IWL_FW_INI_TIME_POINT_PERIODIC].active_trig_list;
+
+ list_for_each_entry(node, trig_list, list) {
+ struct iwl_fw_ini_trigger_tlv *trig = (void *)node->tlv.data;
+ struct iwl_dbg_tlv_timer_node *timer_node;
+ u32 occur = le32_to_cpu(trig->occurrences), collect_interval;
+ u32 min_interval = 100;
+
+ if (!occur)
+ continue;
+
+ /* make sure there is at least one dword of data for the
+ * interval value
+ */
+ if (le32_to_cpu(node->tlv.length) <
+ sizeof(*trig) + sizeof(__le32)) {
+ IWL_ERR(fwrt,
+ "WRT: Invalid periodic trigger data was not given\n");
+ continue;
+ }
+
+ if (le32_to_cpu(trig->data[0]) < min_interval) {
+ IWL_WARN(fwrt,
+ "WRT: Override min interval from %u to %u msec\n",
+ le32_to_cpu(trig->data[0]), min_interval);
+ trig->data[0] = cpu_to_le32(min_interval);
+ }
+
+ collect_interval = le32_to_cpu(trig->data[0]);
+
+ timer_node = kzalloc(sizeof(*timer_node), GFP_KERNEL);
+ if (!timer_node) {
+ IWL_ERR(fwrt,
+ "WRT: Failed to allocate periodic trigger\n");
+ continue;
+ }
+
+ timer_node->fwrt = fwrt;
+ timer_node->tlv = &node->tlv;
+ timer_setup(&timer_node->timer,
+ iwl_dbg_tlv_periodic_trig_handler, 0);
+
+ list_add_tail(&timer_node->list,
+ &fwrt->trans->dbg.periodic_trig_list);
+
+ IWL_DEBUG_FW(fwrt, "WRT: Enabling periodic trigger\n");
+
+ mod_timer(&timer_node->timer,
+ jiffies + msecs_to_jiffies(collect_interval));
+ }
+}
+
static bool is_trig_data_contained(struct iwl_ucode_tlv *new,
struct iwl_ucode_tlv *old)
{
@@ -936,6 +1035,10 @@ void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data, NULL);
break;
+ case IWL_FW_INI_TIME_POINT_PERIODIC:
+ iwl_dbg_tlv_set_periodic_trigs(fwrt);
+ iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
+ break;
default:
iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data, NULL);
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index 59debf6e1b9d..32e522991068 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -724,6 +724,7 @@ struct iwl_self_init_dram {
* @active_regions: active regions
* @debug_info_tlv_list: list of debug info TLVs
* @time_point: array of debug time points
+ * @periodic_trig_list: periodic triggers list
* @domains_bitmap: bitmap of active domains other than
* &IWL_FW_INI_DOMAIN_ALWAYS_ON
*/
@@ -754,6 +755,7 @@ struct iwl_trans_debug {
struct list_head debug_info_tlv_list;
struct iwl_dbg_tlv_time_point_data
time_point[IWL_FW_INI_TIME_POINT_NUM];
+ struct list_head periodic_trig_list;
u32 domains_bitmap;
};
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 12/16] iwlwifi: dbg_ini: support domain changing via debugfs
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (10 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 11/16] iwlwifi: dbg_ini: add periodic trigger new API support Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-16 7:07 ` Kalle Valo
2019-10-18 8:40 ` [PATCH v2 03/16] " Luca Coelho
2019-10-14 7:20 ` [PATCH v2 13/16] iwlwifi: dbg_ini: support FW response/notification region type Luca Coelho
` (3 subsequent siblings)
15 siblings, 2 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Allow to change or read the debug domain bitmap at runtime via
fw_dbg_domain debugfs.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../net/wireless/intel/iwlwifi/fw/debugfs.c | 37 +++++++++++++++++++
.../net/wireless/intel/iwlwifi/iwl-trans.h | 5 +++
2 files changed, 42 insertions(+)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
index c1aa4360736b..7f1d299e8b0a 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
@@ -320,10 +320,47 @@ static ssize_t iwl_dbgfs_send_hcmd_write(struct iwl_fw_runtime *fwrt, char *buf,
FWRT_DEBUGFS_WRITE_FILE_OPS(send_hcmd, 512);
+static ssize_t iwl_dbgfs_fw_dbg_domain_write(struct iwl_fw_runtime *fwrt,
+ char *buf, size_t count)
+{
+ u32 new_domain;
+ long val;
+ int ret;
+
+ if (!iwl_trans_fw_running(fwrt->trans))
+ return -EIO;
+
+ ret = kstrtol(buf, 0, &val);
+ if (ret)
+ return ret;
+
+ new_domain = (u32)val;
+ if (new_domain != fwrt->trans->dbg.domains_bitmap) {
+ ret = iwl_dbg_tlv_gen_active_trigs(fwrt, new_domain);
+ if (ret)
+ return ret;
+
+ iwl_dbg_tlv_time_point(fwrt, IWL_FW_INI_TIME_POINT_PERIODIC,
+ NULL);
+ }
+
+ return count;
+}
+
+static ssize_t iwl_dbgfs_fw_dbg_domain_read(struct iwl_fw_runtime *fwrt,
+ size_t size, char *buf)
+{
+ return scnprintf(buf, size, "0x%08x\n",
+ fwrt->trans->dbg.domains_bitmap);
+}
+
+FWRT_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_domain, 20);
+
void iwl_fwrt_dbgfs_register(struct iwl_fw_runtime *fwrt,
struct dentry *dbgfs_dir)
{
INIT_DELAYED_WORK(&fwrt->timestamp.wk, iwl_fw_timestamp_marker_wk);
FWRT_DEBUGFS_ADD_FILE(timestamp_marker, dbgfs_dir, 0200);
FWRT_DEBUGFS_ADD_FILE(send_hcmd, dbgfs_dir, 0200);
+ FWRT_DEBUGFS_ADD_FILE(fw_dbg_domain, dbgfs_dir, 0600);
}
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index 32e522991068..8cadad7364ac 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -1249,6 +1249,11 @@ static inline void iwl_trans_fw_error(struct iwl_trans *trans)
iwl_op_mode_nic_error(trans->op_mode);
}
+static inline bool iwl_trans_fw_running(struct iwl_trans *trans)
+{
+ return trans->state == IWL_TRANS_FW_ALIVE;
+}
+
static inline void iwl_trans_sync_nmi(struct iwl_trans *trans)
{
if (trans->ops->sync_nmi)
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* Re: [PATCH v2 12/16] iwlwifi: dbg_ini: support domain changing via debugfs
2019-10-14 7:20 ` [PATCH v2 12/16] iwlwifi: dbg_ini: support domain changing via debugfs Luca Coelho
@ 2019-10-16 7:07 ` Kalle Valo
2019-10-18 8:30 ` Luca Coelho
2019-10-18 8:40 ` [PATCH v2 03/16] " Luca Coelho
1 sibling, 1 reply; 21+ messages in thread
From: Kalle Valo @ 2019-10-16 7:07 UTC (permalink / raw)
To: Luca Coelho; +Cc: linux-wireless
Luca Coelho <luca@coelho.fi> writes:
> From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
>
> Allow to change or read the debug domain bitmap at runtime via
> fw_dbg_domain debugfs.
>
> Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
> Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
[...]
> +static ssize_t iwl_dbgfs_fw_dbg_domain_write(struct iwl_fw_runtime *fwrt,
> + char *buf, size_t count)
> +{
> + u32 new_domain;
> + long val;
> + int ret;
> +
> + if (!iwl_trans_fw_running(fwrt->trans))
> + return -EIO;
> +
> + ret = kstrtol(buf, 0, &val);
> + if (ret)
> + return ret;
> +
> + new_domain = (u32)val;
Why not use kstrtou32()? Then there's no need to cast anything.
--
Kalle Valo
^ permalink raw reply [flat|nested] 21+ messages in thread* Re: [PATCH v2 12/16] iwlwifi: dbg_ini: support domain changing via debugfs
2019-10-16 7:07 ` Kalle Valo
@ 2019-10-18 8:30 ` Luca Coelho
0 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-18 8:30 UTC (permalink / raw)
To: Kalle Valo; +Cc: linux-wireless
On Wed, 2019-10-16 at 10:07 +0300, Kalle Valo wrote:
> Luca Coelho <luca@coelho.fi> writes:
>
> > From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
> >
> > Allow to change or read the debug domain bitmap at runtime via
> > fw_dbg_domain debugfs.
> >
> > Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
> > Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
>
> [...]
>
> > +static ssize_t iwl_dbgfs_fw_dbg_domain_write(struct iwl_fw_runtime *fwrt,
> > + char *buf, size_t count)
> > +{
> > + u32 new_domain;
> > + long val;
> > + int ret;
> > +
> > + if (!iwl_trans_fw_running(fwrt->trans))
> > + return -EIO;
> > +
> > + ret = kstrtol(buf, 0, &val);
> > + if (ret)
> > + return ret;
> > +
> > + new_domain = (u32)val;
>
> Why not use kstrtou32()? Then there's no need to cast anything.
Good point, I'll fix it.
--
Luca.
^ permalink raw reply [flat|nested] 21+ messages in thread
* [PATCH v2 03/16] iwlwifi: dbg_ini: support domain changing via debugfs
2019-10-14 7:20 ` [PATCH v2 12/16] iwlwifi: dbg_ini: support domain changing via debugfs Luca Coelho
2019-10-16 7:07 ` Kalle Valo
@ 2019-10-18 8:40 ` Luca Coelho
1 sibling, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-18 8:40 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Allow to change or read the debug domain bitmap at runtime via
fw_dbg_domain debugfs.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../net/wireless/intel/iwlwifi/fw/debugfs.c | 35 +++++++++++++++++++
.../net/wireless/intel/iwlwifi/iwl-trans.h | 5 +++
2 files changed, 40 insertions(+)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
index c1aa4360736b..ca3b1a461dea 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
@@ -320,10 +320,45 @@ static ssize_t iwl_dbgfs_send_hcmd_write(struct iwl_fw_runtime *fwrt, char *buf,
FWRT_DEBUGFS_WRITE_FILE_OPS(send_hcmd, 512);
+static ssize_t iwl_dbgfs_fw_dbg_domain_write(struct iwl_fw_runtime *fwrt,
+ char *buf, size_t count)
+{
+ u32 new_domain;
+ int ret;
+
+ if (!iwl_trans_fw_running(fwrt->trans))
+ return -EIO;
+
+ ret = kstrtou32(buf, 0, &new_domain);
+ if (ret)
+ return ret;
+
+ if (new_domain != fwrt->trans->dbg.domains_bitmap) {
+ ret = iwl_dbg_tlv_gen_active_trigs(fwrt, new_domain);
+ if (ret)
+ return ret;
+
+ iwl_dbg_tlv_time_point(fwrt, IWL_FW_INI_TIME_POINT_PERIODIC,
+ NULL);
+ }
+
+ return count;
+}
+
+static ssize_t iwl_dbgfs_fw_dbg_domain_read(struct iwl_fw_runtime *fwrt,
+ size_t size, char *buf)
+{
+ return scnprintf(buf, size, "0x%08x\n",
+ fwrt->trans->dbg.domains_bitmap);
+}
+
+FWRT_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_domain, 20);
+
void iwl_fwrt_dbgfs_register(struct iwl_fw_runtime *fwrt,
struct dentry *dbgfs_dir)
{
INIT_DELAYED_WORK(&fwrt->timestamp.wk, iwl_fw_timestamp_marker_wk);
FWRT_DEBUGFS_ADD_FILE(timestamp_marker, dbgfs_dir, 0200);
FWRT_DEBUGFS_ADD_FILE(send_hcmd, dbgfs_dir, 0200);
+ FWRT_DEBUGFS_ADD_FILE(fw_dbg_domain, dbgfs_dir, 0600);
}
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index 32e522991068..8cadad7364ac 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -1249,6 +1249,11 @@ static inline void iwl_trans_fw_error(struct iwl_trans *trans)
iwl_op_mode_nic_error(trans->op_mode);
}
+static inline bool iwl_trans_fw_running(struct iwl_trans *trans)
+{
+ return trans->state == IWL_TRANS_FW_ALIVE;
+}
+
static inline void iwl_trans_sync_nmi(struct iwl_trans *trans)
{
if (trans->ops->sync_nmi)
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread
* [PATCH v2 13/16] iwlwifi: dbg_ini: support FW response/notification region type
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (11 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 12/16] iwlwifi: dbg_ini: support domain changing via debugfs Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 14/16] iwlwifi: dbg_ini: rename external debug configuration file Luca Coelho
` (2 subsequent siblings)
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Allow the driver to collect FW response/notification region type
during dump and allow triggering dump collection for a given FW
response/notification.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 53 ++++++++++++++++++-
.../wireless/intel/iwlwifi/fw/error-dump.h | 3 ++
.../net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 32 +++++++++++
3 files changed, 86 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index 591c9f07a64c..cc4627d27602 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1057,9 +1057,11 @@ iwl_fw_error_dump_file(struct iwl_fw_runtime *fwrt,
/**
* struct iwl_dump_ini_region_data - region data
* @reg_tlv: region TLV
+ * @dump_data: dump data
*/
struct iwl_dump_ini_region_data {
struct iwl_ucode_tlv *reg_tlv;
+ struct iwl_fwrt_dump_data *dump_data;
};
static int iwl_dump_ini_prph_iter(struct iwl_fw_runtime *fwrt,
@@ -1449,6 +1451,27 @@ iwl_dump_ini_err_table_iter(struct iwl_fw_runtime *fwrt,
return sizeof(*range) + le32_to_cpu(range->range_data_size);
}
+static int iwl_dump_ini_fw_pkt_iter(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data,
+ void *range_ptr, int idx)
+{
+ struct iwl_fw_ini_error_dump_range *range = range_ptr;
+ struct iwl_rx_packet *pkt = reg_data->dump_data->fw_pkt;
+ u32 pkt_len;
+
+ if (!pkt)
+ return -EIO;
+
+ pkt_len = iwl_rx_packet_payload_len(pkt);
+
+ memcpy(&range->fw_pkt_hdr, &pkt->hdr, sizeof(range->fw_pkt_hdr));
+ range->range_data_size = cpu_to_le32(pkt_len);
+
+ memcpy(range->data, pkt->data, pkt_len);
+
+ return sizeof(*range) + le32_to_cpu(range->range_data_size);
+}
+
static void *
iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt,
struct iwl_dump_ini_region_data *reg_data,
@@ -1753,6 +1776,23 @@ iwl_dump_ini_err_table_get_size(struct iwl_fw_runtime *fwrt,
return size;
}
+static u32
+iwl_dump_ini_fw_pkt_get_size(struct iwl_fw_runtime *fwrt,
+ struct iwl_dump_ini_region_data *reg_data)
+{
+ u32 size = 0;
+
+ if (!reg_data->dump_data->fw_pkt)
+ return 0;
+
+ size += iwl_rx_packet_payload_len(reg_data->dump_data->fw_pkt);
+ if (size)
+ size += sizeof(struct iwl_fw_ini_error_dump) +
+ sizeof(struct iwl_fw_ini_error_dump_range);
+
+ return size;
+}
+
/**
* struct iwl_dump_ini_mem_ops - ini memory dump operations
* @get_num_of_ranges: returns the number of memory ranges in the region.
@@ -1976,7 +2016,12 @@ static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = {
.fill_mem_hdr = iwl_dump_ini_err_table_fill_header,
.fill_range = iwl_dump_ini_err_table_iter,
},
- [IWL_FW_INI_REGION_RSP_OR_NOTIF] = {},
+ [IWL_FW_INI_REGION_RSP_OR_NOTIF] = {
+ .get_num_of_ranges = iwl_dump_ini_single_range,
+ .get_size = iwl_dump_ini_fw_pkt_get_size,
+ .fill_mem_hdr = iwl_dump_ini_mem_fill_header,
+ .fill_range = iwl_dump_ini_fw_pkt_iter,
+ },
[IWL_FW_INI_REGION_DEVICE_MEMORY] = {
.get_num_of_ranges = iwl_dump_ini_mem_ranges,
.get_size = iwl_dump_ini_mem_get_size,
@@ -2012,7 +2057,9 @@ static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt,
struct list_head *list)
{
struct iwl_fw_ini_trigger_tlv *trigger = dump_data->trig;
- struct iwl_dump_ini_region_data reg_data = {};
+ struct iwl_dump_ini_region_data reg_data = {
+ .dump_data = dump_data,
+ };
int i;
u32 size = 0;
u64 regions_mask = le64_to_cpu(trigger->regions_mask);
@@ -2155,6 +2202,8 @@ static void iwl_dump_ini_list_free(struct list_head *list)
static void iwl_fw_error_dump_data_free(struct iwl_fwrt_dump_data *dump_data)
{
dump_data->trig = NULL;
+ kfree(dump_data->fw_pkt);
+ dump_data->fw_pkt = NULL;
}
static void iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt,
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
index a7bf17e5ca9c..f008e1bbfdf4 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
@@ -65,6 +65,7 @@
#define __fw_error_dump_h__
#include <linux/types.h>
+#include "fw/api/cmdhdr.h"
#define IWL_FW_ERROR_DUMP_BARKER 0x14789632
#define IWL_FW_INI_ERROR_DUMP_BARKER 0x14789633
@@ -327,6 +328,7 @@ struct iwl_fw_ini_fifo_hdr {
* @dram_base_addr: base address of dram monitor range
* @page_num: page number of memory range
* @fifo_hdr: fifo header of memory range
+ * @fw_pkt: FW packet header of memory range
* @data: the actual memory
*/
struct iwl_fw_ini_error_dump_range {
@@ -336,6 +338,7 @@ struct iwl_fw_ini_error_dump_range {
__le64 dram_base_addr;
__le32 page_num;
struct iwl_fw_ini_fifo_hdr fifo_hdr;
+ struct iwl_cmd_header fw_pkt_hdr;
};
__le32 data[];
} __packed;
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index f813b2333565..4f2a4d88f399 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -940,6 +940,33 @@ int iwl_dbg_tlv_gen_active_trigs(struct iwl_fw_runtime *fwrt, u32 new_domain)
return 0;
}
+static bool iwl_dbg_tlv_check_fw_pkt(struct iwl_fw_runtime *fwrt,
+ struct iwl_fwrt_dump_data *dump_data,
+ union iwl_dbg_tlv_tp_data *tp_data,
+ u32 trig_data)
+{
+ struct iwl_rx_packet *pkt = tp_data->fw_pkt;
+ struct iwl_cmd_header *wanted_hdr = (void *)&trig_data;
+
+ if (pkt && ((wanted_hdr->cmd == 0 && wanted_hdr->group_id == 0) ||
+ (pkt->hdr.cmd == wanted_hdr->cmd &&
+ pkt->hdr.group_id == wanted_hdr->group_id))) {
+ struct iwl_rx_packet *fw_pkt =
+ kmemdup(pkt,
+ sizeof(*pkt) + iwl_rx_packet_payload_len(pkt),
+ GFP_ATOMIC);
+
+ if (!fw_pkt)
+ return false;
+
+ dump_data->fw_pkt = fw_pkt;
+
+ return true;
+ }
+
+ return false;
+}
+
static int
iwl_dbg_tlv_tp_trigger(struct iwl_fw_runtime *fwrt,
struct list_head *active_trig_list,
@@ -1039,6 +1066,11 @@ void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
iwl_dbg_tlv_set_periodic_trigs(fwrt);
iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
break;
+ case IWL_FW_INI_TIME_POINT_FW_RSP_OR_NOTIF:
+ iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
+ iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data,
+ iwl_dbg_tlv_check_fw_pkt);
+ break;
default:
iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data, NULL);
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 14/16] iwlwifi: dbg_ini: rename external debug configuration file
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (12 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 13/16] iwlwifi: dbg_ini: support FW response/notification region type Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 15/16] iwlwifi: dbg_ini: remove old API and some related code Luca Coelho
2019-10-14 7:20 ` [PATCH v2 16/16] iwlwifi: dbg_ini: support FW notification dumping in case of missed beacon Luca Coelho
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Rename the external configuration file to align to the debug SAS.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index 4f2a4d88f399..1934df7fccb8 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -445,7 +445,7 @@ void iwl_dbg_tlv_load_bin(struct device *dev, struct iwl_trans *trans)
if (!iwlwifi_mod_params.enable_ini)
return;
- res = request_firmware(&fw, "iwl-dbg-tlv.ini", dev);
+ res = request_firmware(&fw, "iwl-debug-yoyo.bin", dev);
if (res)
return;
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 15/16] iwlwifi: dbg_ini: remove old API and some related code
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (13 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 14/16] iwlwifi: dbg_ini: rename external debug configuration file Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
2019-10-14 7:20 ` [PATCH v2 16/16] iwlwifi: dbg_ini: support FW notification dumping in case of missed beacon Luca Coelho
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Remove unused code of the old debug ini API.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
.../wireless/intel/iwlwifi/fw/api/dbg-tlv.h | 228 +-----------------
drivers/net/wireless/intel/iwlwifi/fw/img.h | 12 -
.../net/wireless/intel/iwlwifi/fw/runtime.h | 12 -
3 files changed, 2 insertions(+), 250 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
index 4d1b084da4b1..b9d7ed93311c 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
@@ -60,6 +60,8 @@
#include <linux/bitops.h>
+#define IWL_FW_INI_MAX_REGION_ID 64
+#define IWL_FW_INI_MAX_NAME 32
#define IWL_FW_INI_MAX_CFG_NAME 64
#define IWL_FW_INI_DOMAIN_ALWAYS_ON 0
@@ -91,84 +93,6 @@ struct iwl_fw_ini_header {
u8 data[];
} __packed; /* FW_TLV_DEBUG_HEADER_S_VER_1 */
-#define IWL_FW_INI_MAX_REGION_ID 64
-#define IWL_FW_INI_MAX_NAME 32
-
-/**
- * struct iwl_fw_ini_region_cfg_dhc - defines dhc response to dump.
- *
- * @id_and_grp: id and group of dhc response.
- * @desc: dhc response descriptor.
- */
-struct iwl_fw_ini_region_cfg_dhc {
- __le32 id_and_grp;
- __le32 desc;
-} __packed; /* FW_DEBUG_TLV_REGION_DHC_API_S_VER_1 */
-
-/**
- * struct iwl_fw_ini_region_cfg_internal - meta data of internal memory region
- *
- * @num_of_range: the amount of ranges in the region
- * @range_data_size: size of the data to read per range, in bytes.
- */
-struct iwl_fw_ini_region_cfg_internal {
- __le32 num_of_ranges;
- __le32 range_data_size;
-} __packed; /* FW_DEBUG_TLV_REGION_NIC_INTERNAL_RANGES_S */
-
-/**
- * struct iwl_fw_ini_region_cfg_fifos - meta data of fifos region
- *
- * @fid1: fifo id 1 - bitmap of lmac tx/rx fifos to include in the region
- * @fid2: fifo id 2 - bitmap of umac rx fifos to include in the region.
- * It is unused for tx.
- * @num_of_registers: number of prph registers in the region, each register is
- * 4 bytes size.
- * @header_only: none zero value indicates that this region does not include
- * fifo data and includes only the given registers.
- */
-struct iwl_fw_ini_region_cfg_fifos {
- __le32 fid1;
- __le32 fid2;
- __le32 num_of_registers;
- __le32 header_only;
-} __packed; /* FW_DEBUG_TLV_REGION_FIFOS_S */
-
-/**
- * struct iwl_fw_ini_region_cfg
- *
- * @region_id: ID of this dump configuration
- * @region_type: &enum iwl_fw_ini_region_type
- * @domain: dump this region only if the specific domain is enabled
- * &enum iwl_fw_ini_dbg_domain
- * @name_len: name length
- * @name: file name to use for this region
- * @internal: used in case the region uses internal memory.
- * @allocation_id: For DRAM type field substitutes for allocation_id
- * @fifos: used in case of fifos region.
- * @dhc_desc: dhc response descriptor.
- * @notif_id_and_grp: dump this region only if the specific notification
- * occurred.
- * @offset: offset to use for each memory base address
- * @start_addr: array of addresses.
- */
-struct iwl_fw_ini_region_cfg {
- __le32 region_id;
- __le32 region_type;
- __le32 domain;
- __le32 name_len;
- u8 name[IWL_FW_INI_MAX_NAME];
- union {
- struct iwl_fw_ini_region_cfg_internal internal;
- __le32 allocation_id;
- struct iwl_fw_ini_region_cfg_fifos fifos;
- struct iwl_fw_ini_region_cfg_dhc dhc_desc;
- __le32 notif_id_and_grp;
- }; /* FW_DEBUG_TLV_REGION_EXT_INT_PARAMS_API_U_VER_1 */
- __le32 offset;
- __le32 start_addr[];
-} __packed; /* FW_DEBUG_TLV_REGION_CONFIG_API_S_VER_1 */
-
/**
* struct iwl_fw_ini_region_dev_addr - Configuration to read device addresses
*
@@ -282,40 +206,6 @@ struct iwl_fw_ini_debug_info_tlv {
u8 debug_cfg_name[IWL_FW_INI_MAX_CFG_NAME];
} __packed; /* FW_TLV_DEBUG_INFO_API_S_VER_1 */
-/**
- * struct iwl_fw_ini_trigger
- *
- * @trigger_id: &enum iwl_fw_ini_trigger_id
- * @override_trig: determines how apply trigger in case a trigger with the
- * same id is already in use. Using the first 2 bytes:
- * Byte 0: if 0, override trigger configuration, otherwise use the
- * existing configuration.
- * Byte 1: if 0, override trigger regions, otherwise append regions to
- * existing trigger.
- * @dump_delay: delay from trigger fire to dump, in usec
- * @occurrences: max amount of times to be fired
- * @reserved: to align to FW struct
- * @ignore_consec: ignore consecutive triggers, in usec
- * @force_restart: force FW restart
- * @multi_dut: initiate debug dump data on several DUTs
- * @trigger_data: generic data to be utilized per trigger
- * @num_regions: number of dump regions defined for this trigger
- * @data: region IDs
- */
-struct iwl_fw_ini_trigger {
- __le32 trigger_id;
- __le32 override_trig;
- __le32 dump_delay;
- __le32 occurrences;
- __le32 reserved;
- __le32 ignore_consec;
- __le32 force_restart;
- __le32 multi_dut;
- __le32 trigger_data;
- __le32 num_regions;
- __le32 data[];
-} __packed; /* FW_TLV_DEBUG_TRIGGER_CONFIG_API_S_VER_1 */
-
/**
* struct iwl_fw_ini_allocation_tlv - Allocates DRAM buffers
*
@@ -384,101 +274,6 @@ struct iwl_fw_ini_hcmd_tlv {
struct iwl_fw_ini_hcmd hcmd;
} __packed; /* FW_TLV_DEBUG_HCMD_API_S_VER_1 */
-/**
- * enum iwl_fw_ini_trigger_id
- *
- * @IWL_FW_TRIGGER_ID_FW_ASSERT: FW assert
- * @IWL_FW_TRIGGER_ID_FW_HW_ERROR: HW assert
- * @IWL_FW_TRIGGER_ID_FW_TFD_Q_HANG: TFD queue hang
- * @IWL_FW_TRIGGER_ID_FW_DEBUG_HOST_TRIGGER: FW debug notification
- * @IWL_FW_TRIGGER_ID_FW_GENERIC_NOTIFICATION: FW generic notification
- * @IWL_FW_TRIGGER_ID_USER_TRIGGER: User trigger
- * @IWL_FW_TRIGGER_ID_PERIODIC_TRIGGER: triggers periodically
- * @IWL_FW_TRIGGER_ID_HOST_PEER_CLIENT_INACTIVITY: peer inactivity
- * @IWL_FW_TRIGGER_ID_HOST_TX_LATENCY_THRESHOLD_CROSSED: TX latency
- * threshold was crossed
- * @IWL_FW_TRIGGER_ID_HOST_TX_RESPONSE_STATUS_FAILED: TX failed
- * @IWL_FW_TRIGGER_ID_HOST_OS_REQ_DEAUTH_PEER: Deauth initiated by host
- * @IWL_FW_TRIGGER_ID_HOST_STOP_GO_REQUEST: stop GO request
- * @IWL_FW_TRIGGER_ID_HOST_START_GO_REQUEST: start GO request
- * @IWL_FW_TRIGGER_ID_HOST_JOIN_GROUP_REQUEST: join P2P group request
- * @IWL_FW_TRIGGER_ID_HOST_SCAN_START: scan started event
- * @IWL_FW_TRIGGER_ID_HOST_SCAN_SUBMITTED: undefined
- * @IWL_FW_TRIGGER_ID_HOST_SCAN_PARAMS: undefined
- * @IWL_FW_TRIGGER_ID_HOST_CHECK_FOR_HANG: undefined
- * @IWL_FW_TRIGGER_ID_HOST_BAR_RECEIVED: BAR frame was received
- * @IWL_FW_TRIGGER_ID_HOST_AGG_TX_RESPONSE_STATUS_FAILED: agg TX failed
- * @IWL_FW_TRIGGER_ID_HOST_EAPOL_TX_RESPONSE_FAILED: EAPOL TX failed
- * @IWL_FW_TRIGGER_ID_HOST_FAKE_TX_RESPONSE_SUSPECTED: suspicious TX response
- * @IWL_FW_TRIGGER_ID_HOST_AUTH_REQ_FROM_ASSOC_CLIENT: received suspicious auth
- * @IWL_FW_TRIGGER_ID_HOST_ROAM_COMPLETE: roaming was completed
- * @IWL_FW_TRIGGER_ID_HOST_AUTH_ASSOC_FAST_FAILED: fast assoc failed
- * @IWL_FW_TRIGGER_ID_HOST_D3_START: D3 start
- * @IWL_FW_TRIGGER_ID_HOST_D3_END: D3 end
- * @IWL_FW_TRIGGER_ID_HOST_BSS_MISSED_BEACONS: missed beacon events
- * @IWL_FW_TRIGGER_ID_HOST_P2P_CLIENT_MISSED_BEACONS: P2P missed beacon events
- * @IWL_FW_TRIGGER_ID_HOST_PEER_CLIENT_TX_FAILURES: undefined
- * @IWL_FW_TRIGGER_ID_HOST_TX_WFD_ACTION_FRAME_FAILED: undefined
- * @IWL_FW_TRIGGER_ID_HOST_AUTH_ASSOC_FAILED: authentication / association
- * failed
- * @IWL_FW_TRIGGER_ID_HOST_SCAN_COMPLETE: scan complete event
- * @IWL_FW_TRIGGER_ID_HOST_SCAN_ABORT: scan abort complete
- * @IWL_FW_TRIGGER_ID_HOST_NIC_ALIVE: nic alive message was received
- * @IWL_FW_TRIGGER_ID_HOST_CHANNEL_SWITCH_COMPLETE: CSA was completed
- * @IWL_FW_TRIGGER_ID_NUM: number of trigger IDs
- */
-enum iwl_fw_ini_trigger_id {
- IWL_FW_TRIGGER_ID_INVALID = 0,
-
- /* Errors triggers */
- IWL_FW_TRIGGER_ID_FW_ASSERT = 1,
- IWL_FW_TRIGGER_ID_FW_HW_ERROR = 2,
- IWL_FW_TRIGGER_ID_FW_TFD_Q_HANG = 3,
-
- /* FW triggers */
- IWL_FW_TRIGGER_ID_FW_DEBUG_HOST_TRIGGER = 4,
- IWL_FW_TRIGGER_ID_FW_GENERIC_NOTIFICATION = 5,
-
- /* User trigger */
- IWL_FW_TRIGGER_ID_USER_TRIGGER = 6,
-
- /* periodic uses the data field for the interval time */
- IWL_FW_TRIGGER_ID_PERIODIC_TRIGGER = 7,
-
- /* Host triggers */
- IWL_FW_TRIGGER_ID_HOST_PEER_CLIENT_INACTIVITY = 8,
- IWL_FW_TRIGGER_ID_HOST_TX_LATENCY_THRESHOLD_CROSSED = 9,
- IWL_FW_TRIGGER_ID_HOST_TX_RESPONSE_STATUS_FAILED = 10,
- IWL_FW_TRIGGER_ID_HOST_OS_REQ_DEAUTH_PEER = 11,
- IWL_FW_TRIGGER_ID_HOST_STOP_GO_REQUEST = 12,
- IWL_FW_TRIGGER_ID_HOST_START_GO_REQUEST = 13,
- IWL_FW_TRIGGER_ID_HOST_JOIN_GROUP_REQUEST = 14,
- IWL_FW_TRIGGER_ID_HOST_SCAN_START = 15,
- IWL_FW_TRIGGER_ID_HOST_SCAN_SUBMITTED = 16,
- IWL_FW_TRIGGER_ID_HOST_SCAN_PARAMS = 17,
- IWL_FW_TRIGGER_ID_HOST_CHECK_FOR_HANG = 18,
- IWL_FW_TRIGGER_ID_HOST_BAR_RECEIVED = 19,
- IWL_FW_TRIGGER_ID_HOST_AGG_TX_RESPONSE_STATUS_FAILED = 20,
- IWL_FW_TRIGGER_ID_HOST_EAPOL_TX_RESPONSE_FAILED = 21,
- IWL_FW_TRIGGER_ID_HOST_FAKE_TX_RESPONSE_SUSPECTED = 22,
- IWL_FW_TRIGGER_ID_HOST_AUTH_REQ_FROM_ASSOC_CLIENT = 23,
- IWL_FW_TRIGGER_ID_HOST_ROAM_COMPLETE = 24,
- IWL_FW_TRIGGER_ID_HOST_AUTH_ASSOC_FAST_FAILED = 25,
- IWL_FW_TRIGGER_ID_HOST_D3_START = 26,
- IWL_FW_TRIGGER_ID_HOST_D3_END = 27,
- IWL_FW_TRIGGER_ID_HOST_BSS_MISSED_BEACONS = 28,
- IWL_FW_TRIGGER_ID_HOST_P2P_CLIENT_MISSED_BEACONS = 29,
- IWL_FW_TRIGGER_ID_HOST_PEER_CLIENT_TX_FAILURES = 30,
- IWL_FW_TRIGGER_ID_HOST_TX_WFD_ACTION_FRAME_FAILED = 31,
- IWL_FW_TRIGGER_ID_HOST_AUTH_ASSOC_FAILED = 32,
- IWL_FW_TRIGGER_ID_HOST_SCAN_COMPLETE = 33,
- IWL_FW_TRIGGER_ID_HOST_SCAN_ABORT = 34,
- IWL_FW_TRIGGER_ID_HOST_NIC_ALIVE = 35,
- IWL_FW_TRIGGER_ID_HOST_CHANNEL_SWITCH_COMPLETE = 36,
-
- IWL_FW_TRIGGER_ID_NUM,
-}; /* FW_DEBUG_TLV_TRIGGER_ID_E_VER_1 */
-
/**
* enum iwl_fw_ini_allocation_id
*
@@ -486,9 +281,6 @@ enum iwl_fw_ini_trigger_id {
* @IWL_FW_INI_ALLOCATION_ID_DBGC1: allocation meant for DBGC1 configuration
* @IWL_FW_INI_ALLOCATION_ID_DBGC2: allocation meant for DBGC2 configuration
* @IWL_FW_INI_ALLOCATION_ID_DBGC3: allocation meant for DBGC3 configuration
- * @IWL_FW_INI_ALLOCATION_ID_SDFX: for SDFX module
- * @IWL_FW_INI_ALLOCATION_ID_FW_DUMP: used for crash and runtime dumps
- * @IWL_FW_INI_ALLOCATION_ID_USER_DEFINED: for future user scenarios
* @IWL_FW_INI_ALLOCATION_NUM: number of allocation ids
*/
enum iwl_fw_ini_allocation_id {
@@ -496,9 +288,6 @@ enum iwl_fw_ini_allocation_id {
IWL_FW_INI_ALLOCATION_ID_DBGC1,
IWL_FW_INI_ALLOCATION_ID_DBGC2,
IWL_FW_INI_ALLOCATION_ID_DBGC3,
- IWL_FW_INI_ALLOCATION_ID_SDFX,
- IWL_FW_INI_ALLOCATION_ID_FW_DUMP,
- IWL_FW_INI_ALLOCATION_ID_USER_DEFINED,
IWL_FW_INI_ALLOCATION_NUM,
}; /* FW_DEBUG_TLV_ALLOCATION_ID_E_VER_1 */
@@ -517,19 +306,6 @@ enum iwl_fw_ini_buffer_location {
IWL_FW_INI_LOCATION_NPK_PATH,
}; /* FW_DEBUG_TLV_BUFFER_LOCATION_E_VER_1 */
-/**
- * enum iwl_fw_ini_debug_flow
- *
- * @IWL_FW_INI_DEBUG_INVALID: invalid
- * @IWL_FW_INI_DEBUG_DBTR_FLOW: undefined
- * @IWL_FW_INI_DEBUG_TB2DTF_FLOW: undefined
- */
-enum iwl_fw_ini_debug_flow {
- IWL_FW_INI_DEBUG_INVALID,
- IWL_FW_INI_DEBUG_DBTR_FLOW,
- IWL_FW_INI_DEBUG_TB2DTF_FLOW,
-}; /* FW_DEBUG_TLV_FLOW_E_VER_1 */
-
/**
* enum iwl_fw_ini_region_type
*
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/img.h b/drivers/net/wireless/intel/iwlwifi/fw/img.h
index 039576d71276..dbeab093171e 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/img.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/img.h
@@ -227,18 +227,6 @@ struct iwl_fw_dbg {
u32 dump_mask;
};
-/**
- * struct iwl_fw_ini_active_triggers
- * @active: is this trigger active
- * @size: allocated memory size of the trigger
- * @trig: trigger
- */
-struct iwl_fw_ini_active_triggers {
- bool active;
- size_t size;
- struct iwl_fw_ini_trigger *trig;
-};
-
/**
* struct iwl_fw - variables associated with the firmware
*
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
index 87adbd3dd764..ec2ab0281f18 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
@@ -183,8 +183,6 @@ struct iwl_fw_runtime {
/* ts of the beginning of a non-collect fw dbg data period */
unsigned long non_collect_ts_start[IWL_FW_INI_TIME_POINT_NUM];
u32 *d3_debug_data;
- struct iwl_fw_ini_region_cfg *active_regs[IWL_FW_INI_MAX_REGION_ID];
- struct iwl_fw_ini_active_triggers active_trigs[IWL_FW_TRIGGER_ID_NUM];
u32 lmac_err_id[MAX_NUM_LMAC];
u32 umac_err_id;
@@ -220,16 +218,6 @@ static inline void iwl_fw_runtime_free(struct iwl_fw_runtime *fwrt)
kfree(fwrt->dump.d3_debug_data);
fwrt->dump.d3_debug_data = NULL;
- for (i = 0; i < IWL_FW_TRIGGER_ID_NUM; i++) {
- struct iwl_fw_ini_active_triggers *active =
- &fwrt->dump.active_trigs[i];
-
- active->active = false;
- active->size = 0;
- kfree(active->trig);
- active->trig = NULL;
- }
-
iwl_dbg_tlv_del_timers(fwrt->trans);
for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++)
cancel_delayed_work_sync(&fwrt->dump.wks[i].wk);
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread* [PATCH v2 16/16] iwlwifi: dbg_ini: support FW notification dumping in case of missed beacon
2019-10-14 7:20 [PATCH v2 00/16] iwlwifi: updates intended for v5.5 2019-10-12-v2 Luca Coelho
` (14 preceding siblings ...)
2019-10-14 7:20 ` [PATCH v2 15/16] iwlwifi: dbg_ini: remove old API and some related code Luca Coelho
@ 2019-10-14 7:20 ` Luca Coelho
15 siblings, 0 replies; 21+ messages in thread
From: Luca Coelho @ 2019-10-14 7:20 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
From: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Pass the FW notification packet to the dump collection flow to allow
the driver to include it in the dump file if requested.
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 1 +
drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 3 ++-
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index 1934df7fccb8..f266647dc08c 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -1067,6 +1067,7 @@ void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
break;
case IWL_FW_INI_TIME_POINT_FW_RSP_OR_NOTIF:
+ case IWL_FW_INI_TIME_POINT_MISSED_BEACONS:
iwl_dbg_tlv_send_hcmds(fwrt, hcmd_list);
iwl_dbg_tlv_tp_trigger(fwrt, trig_list, tp_data,
iwl_dbg_tlv_check_fw_pkt);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
index 9c417dd06291..70bb150ee0ca 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
@@ -1404,6 +1404,7 @@ void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
u32 rx_missed_bcon, rx_missed_bcon_since_rx;
struct ieee80211_vif *vif;
u32 id = le32_to_cpu(mb->mac_id);
+ union iwl_dbg_tlv_tp_data tp_data = { .fw_pkt = pkt };
IWL_DEBUG_INFO(mvm,
"missed bcn mac_id=%u, consecutive=%u (%u, %u, %u)\n",
@@ -1432,7 +1433,7 @@ void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
ieee80211_beacon_loss(vif);
iwl_dbg_tlv_time_point(&mvm->fwrt,
- IWL_FW_INI_TIME_POINT_MISSED_BEACONS, NULL);
+ IWL_FW_INI_TIME_POINT_MISSED_BEACONS, &tp_data);
trigger = iwl_fw_dbg_trigger_on(&mvm->fwrt, ieee80211_vif_to_wdev(vif),
FW_DBG_TRIGGER_MISSED_BEACONS);
--
2.23.0
^ permalink raw reply related [flat|nested] 21+ messages in thread