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path: root/drivers/scsi/qla2xxx/qla_isr.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c164
1 files changed, 162 insertions, 2 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 1f42a413b598..e98788191897 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))
@@ -1798,6 +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;
@@ -3811,6 +3958,7 @@ 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;
@@ -3983,7 +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,
generated by cgit (git 2.34.1) at 2024-05-27 08:32:11 +0000