From: Coiby Xu <coiby.xu@gmail.com>
To: devel@driverdev.osuosl.org
Cc: Benjamin Poirier <benjamin.poirier@gmail.com>,
Shung-Hsi Yu <shung-hsi.yu@suse.com>,
Manish Chopra <manishc@marvell.com>,
GR-Linux-NIC-Dev@marvell.com (supporter:QLOGIC QLGE 10Gb
ETHERNET DRIVER), Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
netdev@vger.kernel.org (open list:QLOGIC QLGE 10Gb ETHERNET
DRIVER), linux-kernel@vger.kernel.org (open list)
Subject: [PATCH v1 2/6] staging: qlge: coredump via devlink health reporter
Date: Thu, 8 Oct 2020 19:58:04 +0800 [thread overview]
Message-ID: <20201008115808.91850-3-coiby.xu@gmail.com> (raw)
In-Reply-To: <20201008115808.91850-1-coiby.xu@gmail.com>
$ devlink health dump show DEVICE reporter coredump -p -j
{
"Core Registers": {
"segment": 1,
"values": [ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ]
},
"Test Logic Regs": {
"segment": 2,
"values": [ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ]
},
"RMII Registers": {
"segment": 3,
"values": [ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ]
},
...
"Sem Registers": {
"segment": 50,
"values": [ 0,0,0,0 ]
}
}
Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
---
drivers/staging/qlge/qlge_devlink.c | 131 ++++++++++++++++++++++++++--
1 file changed, 125 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/qlge/qlge_devlink.c b/drivers/staging/qlge/qlge_devlink.c
index aa45e7e368c0..91b6600b94a9 100644
--- a/drivers/staging/qlge/qlge_devlink.c
+++ b/drivers/staging/qlge/qlge_devlink.c
@@ -1,16 +1,135 @@
#include "qlge.h"
#include "qlge_devlink.h"
-static int
-qlge_reporter_coredump(struct devlink_health_reporter *reporter,
- struct devlink_fmsg *fmsg, void *priv_ctx,
- struct netlink_ext_ack *extack)
+static int fill_seg_(struct devlink_fmsg *fmsg,
+ struct mpi_coredump_segment_header *seg_header,
+ u32 *reg_data)
{
- return 0;
+ int i;
+ int header_size = sizeof(struct mpi_coredump_segment_header);
+ int regs_num = (seg_header->seg_size - header_size) / sizeof(u32);
+ int err;
+
+ err = devlink_fmsg_pair_nest_start(fmsg, seg_header->description);
+ if (err)
+ return err;
+ err = devlink_fmsg_obj_nest_start(fmsg);
+ if (err)
+ return err;
+ err = devlink_fmsg_u32_pair_put(fmsg, "segment", seg_header->seg_num);
+ if (err)
+ return err;
+ err = devlink_fmsg_arr_pair_nest_start(fmsg, "values");
+ if (err)
+ return err;
+ for (i = 0; i < regs_num; i++) {
+ err = devlink_fmsg_u32_put(fmsg, *reg_data);
+ if (err)
+ return err;
+ reg_data++;
+ }
+ err = devlink_fmsg_obj_nest_end(fmsg);
+ if (err)
+ return err;
+ err = devlink_fmsg_arr_pair_nest_end(fmsg);
+ if (err)
+ return err;
+ err = devlink_fmsg_pair_nest_end(fmsg);
+ return err;
+}
+
+#define fill_seg(seg_hdr, seg_regs) \
+ do { \
+ err = fill_seg_(fmsg, &dump->seg_hdr, dump->seg_regs); \
+ if (err) { \
+ kvfree(dump); \
+ return err; \
+ } \
+ } while (0)
+
+static int qlge_reporter_coredump(struct devlink_health_reporter *reporter,
+ struct devlink_fmsg *fmsg, void *priv_ctx,
+ struct netlink_ext_ack *extack)
+{
+ int err = 0;
+
+ struct qlge_devlink *dev = devlink_health_reporter_priv(reporter);
+ struct ql_adapter *qdev = dev->qdev;
+ struct ql_mpi_coredump *dump;
+
+ if (!netif_running(qdev->ndev))
+ return 0;
+
+ dump = kvmalloc(sizeof(*dump), GFP_KERNEL);
+ if (!dump)
+ return -ENOMEM;
+
+ err = ql_core_dump(qdev, dump);
+ if (err) {
+ kvfree(dump);
+ return err;
+ }
+
+ fill_seg(core_regs_seg_hdr, mpi_core_regs);
+ fill_seg(test_logic_regs_seg_hdr, test_logic_regs);
+ fill_seg(rmii_regs_seg_hdr, rmii_regs);
+ fill_seg(fcmac1_regs_seg_hdr, fcmac1_regs);
+ fill_seg(fcmac2_regs_seg_hdr, fcmac2_regs);
+ fill_seg(fc1_mbx_regs_seg_hdr, fc1_mbx_regs);
+ fill_seg(ide_regs_seg_hdr, ide_regs);
+ fill_seg(nic1_mbx_regs_seg_hdr, nic1_mbx_regs);
+ fill_seg(smbus_regs_seg_hdr, smbus_regs);
+ fill_seg(fc2_mbx_regs_seg_hdr, fc2_mbx_regs);
+ fill_seg(nic2_mbx_regs_seg_hdr, nic2_mbx_regs);
+ fill_seg(i2c_regs_seg_hdr, i2c_regs);
+ fill_seg(memc_regs_seg_hdr, memc_regs);
+ fill_seg(pbus_regs_seg_hdr, pbus_regs);
+ fill_seg(mde_regs_seg_hdr, mde_regs);
+ fill_seg(nic_regs_seg_hdr, nic_regs);
+ fill_seg(nic2_regs_seg_hdr, nic2_regs);
+ fill_seg(xgmac1_seg_hdr, xgmac1);
+ fill_seg(xgmac2_seg_hdr, xgmac2);
+ fill_seg(code_ram_seg_hdr, code_ram);
+ fill_seg(memc_ram_seg_hdr, memc_ram);
+ fill_seg(xaui_an_hdr, serdes_xaui_an);
+ fill_seg(xaui_hss_pcs_hdr, serdes_xaui_hss_pcs);
+ fill_seg(xfi_an_hdr, serdes_xfi_an);
+ fill_seg(xfi_train_hdr, serdes_xfi_train);
+ fill_seg(xfi_hss_pcs_hdr, serdes_xfi_hss_pcs);
+ fill_seg(xfi_hss_tx_hdr, serdes_xfi_hss_tx);
+ fill_seg(xfi_hss_rx_hdr, serdes_xfi_hss_rx);
+ fill_seg(xfi_hss_pll_hdr, serdes_xfi_hss_pll);
+
+ err = fill_seg_(fmsg, &dump->misc_nic_seg_hdr,
+ (u32 *)&dump->misc_nic_info);
+ if (err) {
+ kvfree(dump);
+ return err;
+ }
+
+ fill_seg(intr_states_seg_hdr, intr_states);
+ fill_seg(cam_entries_seg_hdr, cam_entries);
+ fill_seg(nic_routing_words_seg_hdr, nic_routing_words);
+ fill_seg(ets_seg_hdr, ets);
+ fill_seg(probe_dump_seg_hdr, probe_dump);
+ fill_seg(routing_reg_seg_hdr, routing_regs);
+ fill_seg(mac_prot_reg_seg_hdr, mac_prot_regs);
+ fill_seg(xaui2_an_hdr, serdes2_xaui_an);
+ fill_seg(xaui2_hss_pcs_hdr, serdes2_xaui_hss_pcs);
+ fill_seg(xfi2_an_hdr, serdes2_xfi_an);
+ fill_seg(xfi2_train_hdr, serdes2_xfi_train);
+ fill_seg(xfi2_hss_pcs_hdr, serdes2_xfi_hss_pcs);
+ fill_seg(xfi2_hss_tx_hdr, serdes2_xfi_hss_tx);
+ fill_seg(xfi2_hss_rx_hdr, serdes2_xfi_hss_rx);
+ fill_seg(xfi2_hss_pll_hdr, serdes2_xfi_hss_pll);
+ fill_seg(sem_regs_seg_hdr, sem_regs);
+
+ kvfree(dump);
+ return err;
}
static const struct devlink_health_reporter_ops qlge_reporter_ops = {
- .name = "dummy",
+ .name = "coredump",
.dump = qlge_reporter_coredump,
};
--
2.28.0
next prev parent reply other threads:[~2020-10-08 11:58 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20201008115808.91850-1-coiby.xu@gmail.com>
2020-10-08 11:58 ` [PATCH v1 1/6] staging: qlge: Initialize devlink health dump framework for the dlge driver Coiby Xu
2020-10-08 12:22 ` Willem de Bruijn
2020-10-08 12:54 ` Coiby Xu
2020-10-12 8:08 ` Coiby Xu
2020-10-08 13:31 ` Dan Carpenter
2020-10-09 0:12 ` Coiby Xu
2020-10-08 17:45 ` kernel test robot
2020-10-10 7:35 ` Benjamin Poirier
2020-10-10 10:24 ` Coiby Xu
2020-10-10 13:48 ` Benjamin Poirier
2020-10-12 11:24 ` Coiby Xu
2020-10-13 0:37 ` Benjamin Poirier
2020-10-15 3:37 ` Coiby Xu
2020-10-15 11:06 ` Benjamin Poirier
2020-10-16 23:08 ` Coiby Xu
2020-10-08 11:58 ` Coiby Xu [this message]
2020-10-08 13:39 ` [PATCH v1 2/6] staging: qlge: coredump via devlink health reporter Dan Carpenter
2020-10-09 0:14 ` Coiby Xu
2020-10-10 7:48 ` Benjamin Poirier
2020-10-10 10:02 ` Coiby Xu
2020-10-10 13:22 ` Benjamin Poirier
2020-10-12 11:51 ` Coiby Xu
2020-10-13 1:18 ` Benjamin Poirier
2020-10-08 11:58 ` [PATCH v1 3/6] staging: qlge: support force_coredump option for devlink health dump Coiby Xu
2020-10-08 11:58 ` [PATCH v1 4/6] staging: qlge: remove mpi_core_to_log which sends coredump to the kernel ring buffer Coiby Xu
2020-10-08 11:58 ` [PATCH v1 5/6] staging: qlge: clean up debugging code in the QL_ALL_DUMP ifdef land Coiby Xu
2020-10-10 8:01 ` Benjamin Poirier
2020-10-10 10:00 ` Coiby Xu
2020-10-10 13:40 ` Benjamin Poirier
2020-10-12 11:29 ` Coiby Xu
2020-10-08 11:58 ` [PATCH v1 6/6] staging: qlge: add documentation for debugging qlge Coiby Xu
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