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Signed-off-by: Kashyap Desai Cc: sathya.prakash@broadcom.com --- drivers/scsi/mpi3mr/mpi3mr.h | 33 ++++ drivers/scsi/mpi3mr/mpi3mr_app.c | 205 ++++++++++++++++++++++ drivers/scsi/mpi3mr/mpi3mr_fw.c | 283 +++++++++++++++++++++++++++++++ drivers/scsi/mpi3mr/mpi3mr_os.c | 23 +++ 4 files changed, 544 insertions(+) diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h index 391708c72563..6108fe562bed 100644 --- a/drivers/scsi/mpi3mr/mpi3mr.h +++ b/drivers/scsi/mpi3mr/mpi3mr.h @@ -88,6 +88,8 @@ extern int prot_mask; #define MPI3MR_HOSTTAG_INVALID 0xFFFF #define MPI3MR_HOSTTAG_INITCMDS 1 #define MPI3MR_HOSTTAG_IOCTLCMDS 2 +#define MPI3MR_HOSTTAG_PEL_ABORT 3 +#define MPI3MR_HOSTTAG_PEL_WAIT 4 #define MPI3MR_HOSTTAG_BLK_TMS 5 #define MPI3MR_NUM_DEVRMCMD 1 @@ -148,6 +150,7 @@ extern int prot_mask; #define MPI3MR_DEFAULT_MDTS (128 * 1024) /* Command retry count definitions */ #define MPI3MR_DEV_RMHS_RETRY_COUNT 3 +#define MPI3MR_PEL_RETRY_COUNT 3 /* Default target device queue depth */ #define MPI3MR_DEFAULT_SDEV_QD 32 @@ -702,6 +705,16 @@ struct scmd_priv { * @current_event: Firmware event currently in process * @driver_info: Driver, Kernel, OS information to firmware * @change_count: Topology change count + * @pel_enabled: Persistent Event Log(PEL) enabled or not + * @pel_abort_requested: PEL abort is requested or not + * @pel_class: PEL Class identifier + * @pel_locale: PEL Locale identifier + * @pel_cmds: Command tracker for PEL wait command + * @pel_abort_cmd: Command tracker for PEL abort command + * @pel_newest_seqnum: Newest PEL sequenece number + * @pel_seqnum_virt: PEL sequence number virtual address + * @pel_seqnum_dma: PEL sequence number DMA address + * @pel_seqnum_sz: PEL sequenece number size * @op_reply_q_offset: Operational reply queue offset with MSIx * @logdata_buf: Circular buffer to store log data entries * @logdata_buf_idx: Index of entry in buffer to store @@ -834,6 +847,17 @@ struct mpi3mr_ioc { struct mpi3mr_fwevt *current_event; struct mpi3_driver_info_layout driver_info; u16 change_count; + bool pel_enabled; + bool pel_abort_requested; + u8 pel_class; + u16 pel_locale; + struct mpi3mr_drv_cmd pel_cmds; + struct mpi3mr_drv_cmd pel_abort_cmd; + u32 pel_newest_seqnum; + void *pel_seqnum_virt; + dma_addr_t pel_seqnum_dma; + u32 pel_seqnum_sz; + u16 op_reply_q_offset; u8 *logdata_buf; @@ -851,6 +875,7 @@ struct mpi3mr_ioc { * @send_ack: Event acknowledgment required or not * @process_evt: Bottomhalf processing required or not * @evt_ctx: Event context to send in Ack + * @evt_data_size: size of the event data in bytes * @ref_count: kref count * @event_data: Actual MPI3 event data */ @@ -862,6 +887,7 @@ struct mpi3mr_fwevt { bool send_ack; bool process_evt; u32 evt_ctx; + u16 evt_data_size; struct kref ref_count; char event_data[0] __aligned(4); }; @@ -898,6 +924,8 @@ void *mpi3mr_get_reply_virt_addr(struct mpi3mr_ioc *mrioc, dma_addr_t phys_addr); void mpi3mr_repost_sense_buf(struct mpi3mr_ioc *mrioc, u64 sense_buf_dma); +void mpi3mr_pel_get_seqnum_complete(struct mpi3mr_ioc *mrioc, + struct mpi3mr_drv_cmd *drv_cmd); void mpi3mr_memset_buffers(struct mpi3mr_ioc *mrioc); void mpi3mr_os_handle_events(struct mpi3mr_ioc *mrioc, @@ -925,6 +953,8 @@ void mpi3mr_ioc_enable_intr(struct mpi3mr_ioc *mrioc); enum mpi3mr_iocstate mpi3mr_get_iocstate(struct mpi3mr_ioc *mrioc); int mpi3mr_send_event_ack(struct mpi3mr_ioc *mrioc, u8 event, u32 event_ctx); +int mpi3mr_pel_get_seqnum_post(struct mpi3mr_ioc *mrioc, + struct mpi3mr_drv_cmd *drv_cmd); void mpi3mr_wait_for_host_io(struct mpi3mr_ioc *mrioc, u32 timeout); void mpi3mr_cleanup_fwevt_list(struct mpi3mr_ioc *mrioc); @@ -935,5 +965,8 @@ void mpi3mr_flush_delayed_rmhs_list(struct mpi3mr_ioc *mrioc); void mpi3mr_app_init(void); void mpi3mr_app_exit(void); +void mpi3mr_app_send_aen(struct mpi3mr_ioc *mrioc); +void mpi3mr_app_save_logdata(struct mpi3mr_ioc *mrioc, char *event_data, + u16 event_data_size); #endif /*MPI3MR_H_INCLUDED*/ diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c index 021615889dcd..f8e7d2713fe4 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_app.c +++ b/drivers/scsi/mpi3mr/mpi3mr_app.c @@ -192,6 +192,157 @@ static long mpi3mr_get_logdata(struct mpi3mr_ioc *mrioc, return 0; } +/** + * mpi3mr_app_pel_abort - sends PEL abort request + * @mrioc: Adapter instance reference + * + * This function sends PEL abort request to the firmware through + * admin request queue. + * + * Return: 0 on success, Non-zero on failure + */ +static int mpi3mr_app_pel_abort(struct mpi3mr_ioc *mrioc) +{ + struct mpi3_pel_req_action_abort pel_abort_req; + struct mpi3_pel_reply *pel_reply; + int retval = 0; + u16 pe_log_status; + + if (mrioc->reset_in_progress || + mrioc->block_ioctls) { + dbgprint(mrioc, "%s: reset %d blocked ioctl %d\n", + __func__, mrioc->reset_in_progress, + mrioc->block_ioctls); + return -1; + } + + memset(&pel_abort_req, 0, sizeof(pel_abort_req)); + mutex_lock(&mrioc->pel_abort_cmd.mutex); + if (mrioc->pel_abort_cmd.state & MPI3MR_CMD_PENDING) { + dbgprint(mrioc, "%s: command is in use\n", __func__); + mutex_unlock(&mrioc->pel_abort_cmd.mutex); + return -1; + } + mrioc->pel_abort_cmd.state = MPI3MR_CMD_PENDING; + mrioc->pel_abort_cmd.is_waiting = 1; + mrioc->pel_abort_cmd.callback = NULL; + pel_abort_req.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_PEL_ABORT); + pel_abort_req.function = MPI3_FUNCTION_PERSISTENT_EVENT_LOG; + pel_abort_req.action = MPI3_PEL_ACTION_ABORT; + pel_abort_req.abort_host_tag = cpu_to_le16(MPI3MR_HOSTTAG_PEL_WAIT); + + mrioc->pel_abort_requested = true; + init_completion(&mrioc->pel_abort_cmd.done); + retval = mpi3mr_admin_request_post(mrioc, &pel_abort_req, + sizeof(pel_abort_req), 0); + if (retval) { + mrioc->pel_abort_requested = false; + goto out_unlock; + } + + wait_for_completion_timeout(&mrioc->pel_abort_cmd.done, + (MPI3MR_INTADMCMD_TIMEOUT * HZ)); + if (!(mrioc->pel_abort_cmd.state & MPI3MR_CMD_COMPLETE)) { + mrioc->pel_abort_cmd.is_waiting = 0; + dbgprint(mrioc, "%s: command timedout\n", __func__); + if (!(mrioc->pel_abort_cmd.state & MPI3MR_CMD_RESET)) + mpi3mr_soft_reset_handler(mrioc, + MPI3MR_RESET_FROM_PELABORT_TIMEOUT, 1); + retval = -1; + goto out_unlock; + } + if ((mrioc->pel_abort_cmd.ioc_status & MPI3_IOCSTATUS_STATUS_MASK) + != MPI3_IOCSTATUS_SUCCESS) { + dbgprint(mrioc, + "%s: command failed, ioc_status(0x%04x) log_info(0x%08x)\n", + __func__, (mrioc->pel_abort_cmd.ioc_status & + MPI3_IOCSTATUS_STATUS_MASK), + mrioc->pel_abort_cmd.ioc_loginfo); + retval = -1; + goto out_unlock; + } + if (mrioc->pel_abort_cmd.state & MPI3MR_CMD_REPLY_VALID) { + pel_reply = (struct mpi3_pel_reply *)mrioc->pel_abort_cmd.reply; + pe_log_status = le16_to_cpu(pel_reply->pe_log_status); + if (pe_log_status != MPI3_PEL_STATUS_SUCCESS) { + dbgprint(mrioc, + "%s: command failed, pel_status(0x%04x)\n", + __func__, pe_log_status); + retval = -1; + } + } + +out_unlock: + mrioc->pel_abort_cmd.state = MPI3MR_CMD_NOTUSED; + mutex_unlock(&mrioc->pel_abort_cmd.mutex); + return retval; +} + +/** + * mpi3mr_app_pel_enable - Handler for PEL enable driver IOCTL + * @mrioc: Adapter instance reference + * @data_out_buf: User buffer containing PEL enable data + * @data_out_sz: length of the user buffer. + * + * This function is the handler for PEL enable driver IOCTL. + * Validates the application given class and locale and if + * requires aborts the existing PEL wait request and/or issues + * new PEL wait request to the firmware and returns. + * + * Return: 0 on success and proper error codes on failure. + */ +static long mpi3mr_app_pel_enable(struct mpi3mr_ioc *mrioc, + void __user *data_out_buf, uint32_t data_out_sz) +{ + long rval = 0; + struct mpi3mr_ioctl_out_pel_enable pel_enable; + u8 tmp_class; + u16 tmp_locale; + + if (copy_from_user(&pel_enable, data_out_buf, sizeof(pel_enable))) + return -EFAULT; + + if (pel_enable.pel_class > MPI3_PEL_CLASS_FAULT) { + dbgprint(mrioc, "%s: out of range class %d sent\n", + __func__, pel_enable.pel_class); + return -EINVAL; + } + + if (mrioc->pel_enabled) { + if ((mrioc->pel_class <= pel_enable.pel_class) && + !((mrioc->pel_locale & pel_enable.pel_locale) ^ + pel_enable.pel_locale)) + return 0; + + pel_enable.pel_locale |= mrioc->pel_locale; + if (mrioc->pel_class < pel_enable.pel_class) + pel_enable.pel_class = mrioc->pel_class; + + rval = mpi3mr_app_pel_abort(mrioc); + + if (rval) + return rval; + + } + + tmp_class = mrioc->pel_class; + tmp_locale = mrioc->pel_locale; + mrioc->pel_class = pel_enable.pel_class; + mrioc->pel_locale = pel_enable.pel_locale; + mrioc->pel_enabled = true; + rval = mpi3mr_pel_get_seqnum_post(mrioc, NULL); + if (rval) { + mrioc->pel_class = tmp_class; + mrioc->pel_locale = tmp_locale; + mrioc->pel_enabled = false; + dbgprint(mrioc, + "%s: pel get sequence number failed, status(%ld)\n", + __func__, rval); + } + + return rval; +} + /** * mpi3mr_get_change_count - Get topology change count * @mrioc: Adapter instance reference @@ -350,6 +501,10 @@ mpi3mr_ioctl_process_drv_cmds(struct file *file, void __user *arg) rval = mpi3mr_get_logdata(mrioc, karg.data_in_buf, karg.data_in_size); break; + case MPI3MR_DRVIOCTL_OPCODE_PELENABLE: + rval = mpi3mr_app_pel_enable(mrioc, karg.data_out_buf, + karg.data_out_size); + break; case MPI3MR_DRVIOCTL_OPCODE_GETCHGCNT: rval = mpi3mr_get_change_count(mrioc, karg.data_in_buf, karg.data_in_size); @@ -799,6 +954,56 @@ static long mpi3mr_ioctl(struct file *file, unsigned int cmd, return rval; } +/** + * mpi3mr_app_send_aen - Notify applications about an AEN + * @mrioc: Adapter instance reference + * + * Sends async signal SIGIO to indicate there is an async event + * from the firmware to the event monitoring applications. + * + * Return:Nothing + */ +void mpi3mr_app_send_aen(struct mpi3mr_ioc *mrioc) +{ + dbgprint(mrioc, "%s: invoked\n", __func__); + if (mpi3mr_app_async_queue) { + dbgprint(mrioc, "%s: sending signal\n", __func__); + kill_fasync(&mpi3mr_app_async_queue, SIGIO, POLL_IN); + } +} + +/** + * mpi3mr_app_save_logdata - Save Log Data events + * @mrioc: Adapter instance reference + * @event_data: event data associated with log data event + * @event_data_size: event data size to copy + * + * If log data event caching is enabled by the applicatiobns, + * then this function saves the log data in the circular queue + * and Sends async signal SIGIO to indicate there is an async + * event from the firmware to the event monitoring applications. + * + * Return:Nothing + */ +void mpi3mr_app_save_logdata(struct mpi3mr_ioc *mrioc, char *event_data, + u16 event_data_size) +{ + u32 index = mrioc->logdata_buf_idx, sz; + struct mpi3mr_logdata_entry *entry; + + if (!(mrioc->logdata_buf)) + return; + + entry = (struct mpi3mr_logdata_entry *) + (mrioc->logdata_buf + (index * mrioc->logdata_entry_sz)); + entry->valid_entry = 1; + sz = min(mrioc->logdata_entry_sz, event_data_size); + memcpy(entry->data, event_data, sz); + mrioc->logdata_buf_idx = + ((++index) % MPI3MR_IOCTL_LOGDATA_MAX_ENTRIES); + mpi3mr_app_send_aen(mrioc); +} + /** * mpi3mr_app_fasync - fasync callback * @fd: File descriptor diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c index 7da07fe71cfe..b57b89df0519 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_fw.c +++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c @@ -25,6 +25,9 @@ static inline void mpi3mr_writeq(__u64 b, volatile void __iomem *addr) } #endif +static void mpi3mr_pel_wait_complete(struct mpi3mr_ioc *mrioc, + struct mpi3mr_drv_cmd *drv_cmd); + static inline bool mpi3mr_check_req_qfull(struct op_req_qinfo *op_req_q) { @@ -291,6 +294,10 @@ mpi3mr_get_drv_cmd(struct mpi3mr_ioc *mrioc, u16 host_tag, return &mrioc->ioctl_cmds; case MPI3MR_HOSTTAG_BLK_TMS: return &mrioc->host_tm_cmds; + case MPI3MR_HOSTTAG_PEL_ABORT: + return &mrioc->pel_abort_cmd; + case MPI3MR_HOSTTAG_PEL_WAIT: + return &mrioc->pel_cmds; case MPI3MR_HOSTTAG_INVALID: if (def_reply && def_reply->function == MPI3_FUNCTION_EVENT_NOTIFICATION) @@ -2481,6 +2488,14 @@ static int mpi3mr_alloc_reply_sense_bufs(struct mpi3mr_ioc *mrioc) if (!mrioc->host_tm_cmds.reply) goto out_failed; + mrioc->pel_cmds.reply = kzalloc(mrioc->facts.reply_sz, GFP_KERNEL); + if (!mrioc->pel_cmds.reply) + goto out_failed; + + mrioc->pel_abort_cmd.reply = kzalloc(mrioc->facts.reply_sz, GFP_KERNEL); + if (!mrioc->pel_abort_cmd.reply) + goto out_failed; + mrioc->dev_handle_bitmap_sz = mrioc->facts.max_devhandle / 8; if (mrioc->facts.max_devhandle % 8) mrioc->dev_handle_bitmap_sz++; @@ -3414,6 +3429,16 @@ int mpi3mr_init_ioc(struct mpi3mr_ioc *mrioc, u8 init_type) goto out_failed; } + if (!mrioc->pel_seqnum_virt) { + mrioc->pel_seqnum_sz = sizeof(struct mpi3_pel_seq); + mrioc->pel_seqnum_virt = dma_alloc_coherent(&mrioc->pdev->dev, + mrioc->pel_seqnum_sz, &mrioc->pel_seqnum_dma, + GFP_KERNEL); + if (!mrioc->pel_seqnum_virt) + goto out_failed; + } + + for (i = 0; i < MPI3_EVENT_NOTIFY_EVENTMASK_WORDS; i++) mrioc->event_masks[i] = -1; @@ -3524,6 +3549,10 @@ void mpi3mr_memset_buffers(struct mpi3mr_ioc *mrioc) memset(mrioc->ioctl_cmds.reply, 0, sizeof(*mrioc->ioctl_cmds.reply)); memset(mrioc->host_tm_cmds.reply, 0, sizeof(*mrioc->host_tm_cmds.reply)); + memset(mrioc->pel_cmds.reply, 0, + sizeof(*mrioc->pel_cmds.reply)); + memset(mrioc->pel_abort_cmd.reply, 0, + sizeof(*mrioc->pel_abort_cmd.reply)); for (i = 0; i < MPI3MR_NUM_DEVRMCMD; i++) memset(mrioc->dev_rmhs_cmds[i].reply, 0, sizeof(*mrioc->dev_rmhs_cmds[i].reply)); @@ -3624,6 +3653,12 @@ static void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc) kfree(mrioc->host_tm_cmds.reply); mrioc->host_tm_cmds.reply = NULL; + kfree(mrioc->pel_cmds.reply); + mrioc->pel_cmds.reply = NULL; + + kfree(mrioc->pel_abort_cmd.reply); + mrioc->pel_abort_cmd.reply = NULL; + kfree(mrioc->removepend_bitmap); mrioc->removepend_bitmap = NULL; @@ -3665,6 +3700,12 @@ static void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc) mrioc->admin_req_base = NULL; } + if (mrioc->pel_seqnum_virt) { + dma_free_coherent(&mrioc->pdev->dev, mrioc->pel_seqnum_sz, + mrioc->pel_seqnum_virt, mrioc->pel_seqnum_dma); + mrioc->pel_seqnum_virt = NULL; + } + kfree(mrioc->logdata_buf); mrioc->logdata_buf = NULL; } @@ -3822,6 +3863,13 @@ static void mpi3mr_flush_drv_cmds(struct mpi3mr_ioc *mrioc) cmdptr = &mrioc->dev_rmhs_cmds[i]; mpi3mr_drv_cmd_comp_reset(mrioc, cmdptr); } + + cmdptr = &mrioc->pel_cmds; + mpi3mr_drv_cmd_comp_reset(mrioc, cmdptr); + + cmdptr = &mrioc->pel_abort_cmd; + mpi3mr_drv_cmd_comp_reset(mrioc, cmdptr); + } /** @@ -3859,6 +3907,236 @@ int mpi3mr_diagfault_reset_handler(struct mpi3mr_ioc *mrioc, return retval; } +/** + * mpi3mr_pel_wait_post - Issue PEL Wait + * @mrioc: Adapter instance reference + * @drv_cmd: Internal command tracker + * + * Issue PEL Wait MPI request through admin queue and return. + * + * Return: Nothing. + */ +static void mpi3mr_pel_wait_post(struct mpi3mr_ioc *mrioc, + struct mpi3mr_drv_cmd *drv_cmd) +{ + struct mpi3_pel_req_action_wait pel_wait; + + mrioc->pel_abort_requested = false; + + memset(&pel_wait, 0, sizeof(pel_wait)); + drv_cmd->state = MPI3MR_CMD_PENDING; + drv_cmd->is_waiting = 0; + drv_cmd->callback = mpi3mr_pel_wait_complete; + drv_cmd->ioc_status = 0; + drv_cmd->ioc_loginfo = 0; + pel_wait.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_PEL_WAIT); + pel_wait.function = MPI3_FUNCTION_PERSISTENT_EVENT_LOG; + pel_wait.action = MPI3_PEL_ACTION_WAIT; + pel_wait.starting_sequence_number = cpu_to_le32(mrioc->pel_newest_seqnum); + pel_wait.locale = cpu_to_le16(mrioc->pel_locale); + pel_wait.class = cpu_to_le16(mrioc->pel_class); + pel_wait.wait_time = MPI3_PEL_WAITTIME_INFINITE_WAIT; + ioc_info(mrioc, "Issuing PELWait: seqnum %d class %d locale 0x%08x\n", + mrioc->pel_newest_seqnum, mrioc->pel_class, mrioc->pel_locale); + + if (mpi3mr_admin_request_post(mrioc, &pel_wait, sizeof(pel_wait), 0)) + ioc_err(mrioc, "Issuing PELWait: Admin post failed\n"); + else { + drv_cmd->state = MPI3MR_CMD_NOTUSED; + drv_cmd->callback = NULL; + drv_cmd->retry_count = 0; + mrioc->pel_enabled = false; + } + + return; +} + +/** + * mpi3mr_pel_get_seqnum_post - Issue PEL Get Sequence number + * @mrioc: Adapter instance reference + * @drv_cmd: Internal command tracker + * + * Issue PEL get sequence number MPI request through admin queue + * and return. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_pel_get_seqnum_post(struct mpi3mr_ioc *mrioc, + struct mpi3mr_drv_cmd *drv_cmd) +{ + struct mpi3_pel_req_action_get_sequence_numbers pel_getseq_req; + u8 sgl_flags = MPI3MR_SGEFLAGS_SYSTEM_SIMPLE_END_OF_LIST; + int retval = 0; + + memset(&pel_getseq_req, 0, sizeof(pel_getseq_req)); + mrioc->pel_cmds.state = MPI3MR_CMD_PENDING; + mrioc->pel_cmds.is_waiting = 0; + mrioc->pel_cmds.ioc_status = 0; + mrioc->pel_cmds.ioc_loginfo = 0; + mrioc->pel_cmds.callback = mpi3mr_pel_get_seqnum_complete; + pel_getseq_req.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_PEL_WAIT); + pel_getseq_req.function = MPI3_FUNCTION_PERSISTENT_EVENT_LOG; + pel_getseq_req.action = MPI3_PEL_ACTION_GET_SEQNUM; + mpi3mr_add_sg_single(&pel_getseq_req.sgl, sgl_flags, + mrioc->pel_seqnum_sz, mrioc->pel_seqnum_dma); + + retval = mpi3mr_admin_request_post(mrioc, &pel_getseq_req, + sizeof(pel_getseq_req), 0); + if (retval) { + if (drv_cmd) { + drv_cmd->state = MPI3MR_CMD_NOTUSED; + drv_cmd->callback = NULL; + drv_cmd->retry_count = 0; + } + mrioc->pel_enabled = false; + } + + return retval; +} + +/** + * mpi3mr_pel_wait_complete - PELWait Completion callback + * @mrioc: Adapter instance reference + * @drv_cmd: Internal command tracker + * + * This is a callback handler for the PELWait request and + * firmware completes a PELWait request when it is aborted or a + * new PEL entry is available. This sends AEN to the application + * and if the PELwait completion is not due to PELAbort then + * this will send a request for new PEL Sequence number + * + * Return: Nothing. + */ +static void mpi3mr_pel_wait_complete(struct mpi3mr_ioc *mrioc, + struct mpi3mr_drv_cmd *drv_cmd) +{ + struct mpi3_pel_reply *pel_reply = NULL; + u16 ioc_status, pe_log_status; + bool do_retry = false; + + if (drv_cmd->state & MPI3MR_CMD_RESET) + goto cleanup_drv_cmd; + + ioc_status = drv_cmd->ioc_status & MPI3_IOCSTATUS_STATUS_MASK; + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "%s: Failed ioc_status(0x%04x) Loginfo(0x%08x)\n", + __func__, ioc_status, drv_cmd->ioc_loginfo); + do_retry = true; + } + + if (drv_cmd->state & MPI3MR_CMD_REPLY_VALID) + pel_reply = (struct mpi3_pel_reply *)drv_cmd->reply; + + if (!pel_reply) { + ioc_err(mrioc, "%s: Failed No Reply\n", __func__); + goto out_failed; + } + + pe_log_status = le16_to_cpu(pel_reply->pe_log_status); + if ((pe_log_status != MPI3_PEL_STATUS_SUCCESS) && + (pe_log_status != MPI3_PEL_STATUS_ABORTED)) { + ioc_err(mrioc, "%s: Failed pe_log_status(0x%04x)\n", + __func__, pe_log_status); + do_retry = true; + } + + if (do_retry) { + if (drv_cmd->retry_count < MPI3MR_PEL_RETRY_COUNT) { + drv_cmd->retry_count++; + ioc_info(mrioc, "%s: retry=%d\n", + __func__, drv_cmd->retry_count); + mpi3mr_pel_wait_post(mrioc, drv_cmd); + return; + } + ioc_err(mrioc, "%s: failed after all retries\n", __func__); + goto out_failed; + } + mpi3mr_app_send_aen(mrioc); + if (!mrioc->pel_abort_requested) { + mrioc->pel_cmds.retry_count = 0; + mpi3mr_pel_get_seqnum_post(mrioc, &mrioc->pel_cmds); + } + + return; + +out_failed: + mrioc->pel_enabled = false; +cleanup_drv_cmd: + drv_cmd->state = MPI3MR_CMD_NOTUSED; + drv_cmd->callback = NULL; + drv_cmd->retry_count = 0; +} + +/** + * mpi3mr_pel_get_seqnum_complete - PELGetSeqNum Completion callback + * @mrioc: Adapter instance reference + * @drv_cmd: Internal command tracker + * + * This is a callback handler for the PEL get sequence number + * request and a new PEL wait request will be issued to the + * firmware from this + * + * Return: Nothing. + */ +void mpi3mr_pel_get_seqnum_complete(struct mpi3mr_ioc *mrioc, + struct mpi3mr_drv_cmd *drv_cmd) +{ + struct mpi3_pel_reply *pel_reply = NULL; + struct mpi3_pel_seq *pel_seqnum_virt; + u16 ioc_status; + bool do_retry = false; + + pel_seqnum_virt = (struct mpi3_pel_seq *)mrioc->pel_seqnum_virt; + + if (drv_cmd->state & MPI3MR_CMD_RESET) + goto cleanup_drv_cmd; + + ioc_status = drv_cmd->ioc_status & MPI3_IOCSTATUS_STATUS_MASK; + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "%s: Failed ioc_status(0x%04x) Loginfo(0x%08x)\n", + __func__, ioc_status, drv_cmd->ioc_loginfo); + do_retry = true; + } + + if (drv_cmd->state & MPI3MR_CMD_REPLY_VALID) + pel_reply = (struct mpi3_pel_reply *)drv_cmd->reply; + if (!pel_reply) { + ioc_err(mrioc, "%s: Failed No Reply\n", __func__); + goto out_failed; + } + + if (le16_to_cpu(pel_reply->pe_log_status) != MPI3_PEL_STATUS_SUCCESS) { + ioc_err(mrioc, "%s: Failed pe_log_status(0x%04x)\n", __func__, + le16_to_cpu(pel_reply->pe_log_status)); + do_retry = true; + } + + if (do_retry) { + if (drv_cmd->retry_count < MPI3MR_PEL_RETRY_COUNT) { + drv_cmd->retry_count++; + ioc_info(mrioc, "%s: retry=%d\n", + __func__, drv_cmd->retry_count); + mpi3mr_pel_get_seqnum_post(mrioc, drv_cmd); + return; + } + + ioc_err(mrioc, "%s: failed after all retries\n", __func__); + goto out_failed; + } + mrioc->pel_newest_seqnum = le32_to_cpu(pel_seqnum_virt->newest) + 1; + drv_cmd->retry_count = 0; + mpi3mr_pel_wait_post(mrioc, drv_cmd); + + return; + +out_failed: + mrioc->pel_enabled = false; +cleanup_drv_cmd: + drv_cmd->state = MPI3MR_CMD_NOTUSED; + drv_cmd->callback = NULL; + drv_cmd->retry_count = 0; +} + /** * mpi3mr_soft_reset_handler - Reset the controller * @mrioc: Adapter instance reference @@ -3964,6 +4242,11 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc, out: if (!retval) { mrioc->reset_in_progress = 0; + mrioc->pel_abort_requested = 0; + if (mrioc->pel_enabled) { + mrioc->pel_cmds.retry_count = 0; + mpi3mr_pel_get_seqnum_post(mrioc, &mrioc->pel_cmds); + } scsi_unblock_requests(mrioc->shost); mpi3mr_rfresh_tgtdevs(mrioc); mrioc->ts_update_counter = 0; diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index cd53c4920207..149ba3fdfceb 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -1255,6 +1255,23 @@ static void mpi3mr_pcietopochg_evt_bh(struct mpi3mr_ioc *mrioc, } } +/** + * mpi3mr_logdata_evt_bh - Log data event bottomhalf + * @mrioc: Adapter instance reference + * @fwevt: Firmware event reference + * + * Extracts the event data and calls application interfacing + * function to process the event further. + * + * Return: Nothing. + */ +static void mpi3mr_logdata_evt_bh(struct mpi3mr_ioc *mrioc, + struct mpi3mr_fwevt *fwevt) +{ + mpi3mr_app_save_logdata(mrioc, fwevt->event_data, + fwevt->evt_data_size); +} + /** * mpi3mr_fwevt_bh - Firmware event bottomhalf handler * @mrioc: Adapter instance reference @@ -1307,6 +1324,11 @@ static void mpi3mr_fwevt_bh(struct mpi3mr_ioc *mrioc, mpi3mr_pcietopochg_evt_bh(mrioc, fwevt); break; } + case MPI3_EVENT_LOG_DATA: + { + mpi3mr_logdata_evt_bh(mrioc, fwevt); + break; + } default: break; } @@ -1906,6 +1928,7 @@ void mpi3mr_os_handle_events(struct mpi3mr_ioc *mrioc, break; } case MPI3_EVENT_DEVICE_INFO_CHANGED: + case MPI3_EVENT_LOG_DATA: { process_evt_bh = 1; break; -- 2.18.1 --000000000000605b5605cc85d07f Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIQcAYJKoZIhvcNAQcCoIIQYTCCEF0CAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg gg3HMIIFDTCCA/WgAwIBAgIQeEqpED+lv77edQixNJMdADANBgkqhkiG9w0BAQsFADBMMSAwHgYD 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