diff options
author | Jiri Kosina <jkosina@suse.cz> | 2023-11-01 02:07:35 +0300 |
---|---|---|
committer | Jiri Kosina <jkosina@suse.cz> | 2023-11-01 02:07:35 +0300 |
commit | 20cd569d7ee8fce24e8753f0f43af6c420557b1f (patch) | |
tree | f559cfda594846795aa51c99d96f92d8c912851a /drivers/scsi/qla2xxx/qla_isr.c | |
parent | 62cc9c3cb3ec1bf31cc116146185ed97b450836a (diff) | |
parent | eeebfe6259ba2d5b0980eb7b0df384eb77e9e4f5 (diff) | |
download | linux-20cd569d7ee8fce24e8753f0f43af6c420557b1f.tar.xz |
Merge branch 'for-6.7/config_pm' into for-linus
- #ifdef CONFIG_PM removal from HID code (Thomas Weißschuh)
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_isr.c | 177 |
1 files changed, 170 insertions, 7 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 656700f79325..d48007e18288 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -56,6 +56,22 @@ const char *const port_state_str[] = { [FCS_ONLINE] = "ONLINE" }; +#define SFP_DISABLE_LASER_INITIATED 0x15 /* Sub code of 8070 AEN */ +#define SFP_ENABLE_LASER_INITIATED 0x16 /* Sub code of 8070 AEN */ + +static inline void display_Laser_info(scsi_qla_host_t *vha, + u16 mb1, u16 mb2, u16 mb3) { + + if (mb1 == SFP_DISABLE_LASER_INITIATED) + ql_log(ql_log_warn, vha, 0xf0a2, + "SFP temperature (%d C) reached/exceeded the threshold (%d C). Laser is disabled.\n", + mb3, mb2); + if (mb1 == SFP_ENABLE_LASER_INITIATED) + ql_log(ql_log_warn, vha, 0xf0a3, + "SFP temperature (%d C) reached normal operating level. Laser is enabled.\n", + mb3); +} + static void qla24xx_process_abts(struct scsi_qla_host *vha, struct purex_item *pkt) { @@ -823,6 +839,135 @@ qla83xx_handle_8200_aen(scsi_qla_host_t *vha, uint16_t *mb) } } +/** + * qla27xx_copy_multiple_pkt() - Copy over purex/purls packets that can + * span over multiple IOCBs. + * @vha: SCSI driver HA context + * @pkt: ELS packet + * @rsp: Response queue + * @is_purls: True, for Unsolicited Received FC-NVMe LS rsp IOCB + * false, for Unsolicited Received ELS IOCB + * @byte_order: True, to change the byte ordering of iocb payload + */ +struct purex_item * +qla27xx_copy_multiple_pkt(struct scsi_qla_host *vha, void **pkt, + struct rsp_que **rsp, bool is_purls, + bool byte_order) +{ + struct purex_entry_24xx *purex = NULL; + struct pt_ls4_rx_unsol *purls = NULL; + struct rsp_que *rsp_q = *rsp; + sts_cont_entry_t *new_pkt; + uint16_t no_bytes = 0, total_bytes = 0, pending_bytes = 0; + uint16_t buffer_copy_offset = 0, payload_size = 0; + uint16_t entry_count, entry_count_remaining; + struct purex_item *item; + void *iocb_pkt = NULL; + + if (is_purls) { + purls = *pkt; + total_bytes = (le16_to_cpu(purls->frame_size) & 0x0FFF) - + PURX_ELS_HEADER_SIZE; + entry_count = entry_count_remaining = purls->entry_count; + payload_size = sizeof(purls->payload); + } else { + purex = *pkt; + total_bytes = (le16_to_cpu(purex->frame_size) & 0x0FFF) - + PURX_ELS_HEADER_SIZE; + entry_count = entry_count_remaining = purex->entry_count; + payload_size = sizeof(purex->els_frame_payload); + } + + pending_bytes = total_bytes; + no_bytes = (pending_bytes > payload_size) ? payload_size : + pending_bytes; + ql_dbg(ql_dbg_async, vha, 0x509a, + "%s LS, frame_size 0x%x, entry count %d\n", + (is_purls ? "PURLS" : "FPIN"), total_bytes, entry_count); + + item = qla24xx_alloc_purex_item(vha, total_bytes); + if (!item) + return item; + + iocb_pkt = &item->iocb; + + if (is_purls) + memcpy(iocb_pkt, &purls->payload[0], no_bytes); + else + memcpy(iocb_pkt, &purex->els_frame_payload[0], no_bytes); + buffer_copy_offset += no_bytes; + pending_bytes -= no_bytes; + --entry_count_remaining; + + if (is_purls) + ((response_t *)purls)->signature = RESPONSE_PROCESSED; + else + ((response_t *)purex)->signature = RESPONSE_PROCESSED; + wmb(); + + do { + while ((total_bytes > 0) && (entry_count_remaining > 0)) { + if (rsp_q->ring_ptr->signature == RESPONSE_PROCESSED) { + ql_dbg(ql_dbg_async, vha, 0x5084, + "Ran out of IOCBs, partial data 0x%x\n", + buffer_copy_offset); + cpu_relax(); + continue; + } + + new_pkt = (sts_cont_entry_t *)rsp_q->ring_ptr; + *pkt = new_pkt; + + if (new_pkt->entry_type != STATUS_CONT_TYPE) { + ql_log(ql_log_warn, vha, 0x507a, + "Unexpected IOCB type, partial data 0x%x\n", + buffer_copy_offset); + break; + } + + rsp_q->ring_index++; + if (rsp_q->ring_index == rsp_q->length) { + rsp_q->ring_index = 0; + rsp_q->ring_ptr = rsp_q->ring; + } else { + rsp_q->ring_ptr++; + } + no_bytes = (pending_bytes > sizeof(new_pkt->data)) ? + sizeof(new_pkt->data) : pending_bytes; + if ((buffer_copy_offset + no_bytes) <= total_bytes) { + memcpy(((uint8_t *)iocb_pkt + buffer_copy_offset), + new_pkt->data, no_bytes); + buffer_copy_offset += no_bytes; + pending_bytes -= no_bytes; + --entry_count_remaining; + } else { + ql_log(ql_log_warn, vha, 0x5044, + "Attempt to copy more that we got, optimizing..%x\n", + buffer_copy_offset); + memcpy(((uint8_t *)iocb_pkt + buffer_copy_offset), + new_pkt->data, + total_bytes - buffer_copy_offset); + } + + ((response_t *)new_pkt)->signature = RESPONSE_PROCESSED; + wmb(); + } + + if (pending_bytes != 0 || entry_count_remaining != 0) { + ql_log(ql_log_fatal, vha, 0x508b, + "Dropping partial FPIN, underrun bytes = 0x%x, entry cnts 0x%x\n", + total_bytes, entry_count_remaining); + qla24xx_free_purex_item(item); + return NULL; + } + } while (entry_count_remaining > 0); + + if (byte_order) + host_to_fcp_swap((uint8_t *)&item->iocb, total_bytes); + + return item; +} + int qla2x00_is_a_vp_did(scsi_qla_host_t *vha, uint32_t rscn_entry) { @@ -958,7 +1103,7 @@ initialize_purex_header: return item; } -static void +void qla24xx_queue_purex_item(scsi_qla_host_t *vha, struct purex_item *pkt, void (*process_item)(struct scsi_qla_host *vha, struct purex_item *pkt)) @@ -1121,8 +1266,12 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) unsigned long flags; fc_port_t *fcport = NULL; - if (!vha->hw->flags.fw_started) + if (!vha->hw->flags.fw_started) { + ql_log(ql_log_warn, vha, 0x50ff, + "Dropping AEN - %04x %04x %04x %04x.\n", + mb[0], mb[1], mb[2], mb[3]); return; + } /* Setup to process RIO completion. */ handle_cnt = 0; @@ -1794,6 +1943,8 @@ global_port_update: break; case MBA_TEMPERATURE_ALERT: + if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) + display_Laser_info(vha, mb[1], mb[2], mb[3]); ql_dbg(ql_dbg_async, vha, 0x505e, "TEMPERATURE ALERT: %04x %04x %04x\n", mb[1], mb[2], mb[3]); break; @@ -2539,7 +2690,6 @@ qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, void *tsk) case CS_PORT_BUSY: case CS_INCOMPLETE: case CS_PORT_UNAVAILABLE: - case CS_TIMEOUT: case CS_RESET: if (atomic_read(&fcport->state) == FCS_ONLINE) { ql_dbg(ql_dbg_disc, fcport->vha, 0x3021, @@ -3808,13 +3958,14 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha, struct qla_hw_data *ha = vha->hw; struct purex_entry_24xx *purex_entry; struct purex_item *pure_item; + struct pt_ls4_rx_unsol *p; u16 rsp_in = 0, cur_ring_index; int is_shadow_hba; if (!ha->flags.fw_started) return; - if (rsp->qpair->cpuid != smp_processor_id() || !rsp->qpair->rcv_intr) { + if (rsp->qpair->cpuid != raw_smp_processor_id() || !rsp->qpair->rcv_intr) { rsp->qpair->rcv_intr = 1; if (!rsp->qpair->cpu_mapped) @@ -3980,7 +4131,19 @@ process_err: qla28xx_sa_update_iocb_entry(vha, rsp->req, (struct sa_update_28xx *)pkt); break; - + case PT_LS4_UNSOL: + p = (void *)pkt; + if (qla_chk_cont_iocb_avail(vha, rsp, (response_t *)pkt, rsp_in)) { + rsp->ring_ptr = (response_t *)pkt; + rsp->ring_index = cur_ring_index; + + ql_dbg(ql_dbg_init, vha, 0x2124, + "Defer processing UNSOL LS req opcode %#x...\n", + p->payload[0]); + return; + } + qla2xxx_process_purls_iocb((void **)&pkt, &rsp); + break; default: /* Type Not Supported. */ ql_dbg(ql_dbg_async, vha, 0x5042, @@ -4305,7 +4468,7 @@ qla2xxx_msix_rsp_q(int irq, void *dev_id) } ha = qpair->hw; - queue_work_on(smp_processor_id(), ha->wq, &qpair->q_work); + queue_work(ha->wq, &qpair->q_work); return IRQ_HANDLED; } @@ -4331,7 +4494,7 @@ qla2xxx_msix_rsp_q_hs(int irq, void *dev_id) wrt_reg_dword(®->hccr, HCCRX_CLR_RISC_INT); spin_unlock_irqrestore(&ha->hardware_lock, flags); - queue_work_on(smp_processor_id(), ha->wq, &qpair->q_work); + queue_work(ha->wq, &qpair->q_work); return IRQ_HANDLED; } |