ipr_cmd->scsi_cmd = scsi_cmd;
ipr_cmd->done = ipr_scsi_eh_done;
- if (ipr_is_gscsi(res) || ipr_is_vset_device(res)) {
+ if (ipr_is_gscsi(res)) {
if (scsi_cmd->underflow == 0)
ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_ULEN_CHK;
- ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_LINK_DESC;
- if (ipr_is_gscsi(res) && res->reset_occurred) {
+ if (res->reset_occurred) {
res->reset_occurred = 0;
ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_DELAY_AFTER_RST;
}
+ }
+
+ if (ipr_is_gscsi(res) || ipr_is_vset_device(res)) {
+ ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_LINK_DESC;
+
ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_ALIGNED_BFR;
if (scsi_cmd->flags & SCMD_TAGGED)
ioarcb->cmd_pkt.flags_lo |= IPR_FLAGS_LO_SIMPLE_TASK;
return IPR_RC_JOB_RETURN;
}
+static int ipr_ioa_service_action_failed(struct ipr_cmnd *ipr_cmd)
+{
+ u32 ioasc = be32_to_cpu(ipr_cmd->s.ioasa.hdr.ioasc);
+
+ if (ioasc == IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT)
+ return IPR_RC_JOB_CONTINUE;
+
+ return ipr_reset_cmd_failed(ipr_cmd);
+}
+
+static void ipr_build_ioa_service_action(struct ipr_cmnd *ipr_cmd,
+ __be32 res_handle, u8 sa_code)
+{
+ struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
+
+ ioarcb->res_handle = res_handle;
+ ioarcb->cmd_pkt.cdb[0] = IPR_IOA_SERVICE_ACTION;
+ ioarcb->cmd_pkt.cdb[1] = sa_code;
+ ioarcb->cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
+}
+
+/**
+ * ipr_ioafp_set_caching_parameters - Issue Set Cache parameters service
+ * action
+ *
+ * Return value:
+ * none
+ **/
+static int ipr_ioafp_set_caching_parameters(struct ipr_cmnd *ipr_cmd)
+{
+ struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
+ struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+ struct ipr_inquiry_pageC4 *pageC4 = &ioa_cfg->vpd_cbs->pageC4_data;
+
+ ENTER;
+
+ ipr_cmd->job_step = ipr_ioafp_query_ioa_cfg;
+
+ if (pageC4->cache_cap[0] & IPR_CAP_SYNC_CACHE) {
+ ipr_build_ioa_service_action(ipr_cmd,
+ cpu_to_be32(IPR_IOA_RES_HANDLE),
+ IPR_IOA_SA_CHANGE_CACHE_PARAMS);
+
+ ioarcb->cmd_pkt.cdb[2] = 0x40;
+
+ ipr_cmd->job_step_failed = ipr_ioa_service_action_failed;
+ ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout,
+ IPR_SET_SUP_DEVICE_TIMEOUT);
+
+ LEAVE;
+ return IPR_RC_JOB_RETURN;
+ }
+
+ LEAVE;
+ return IPR_RC_JOB_CONTINUE;
+}
+
/**
* ipr_ioafp_inquiry - Send an Inquiry to the adapter.
* @ipr_cmd: ipr command struct
return 0;
}
+/**
+ * ipr_ioafp_pageC4_inquiry - Send a Page 0xC4 Inquiry to the adapter.
+ * @ipr_cmd: ipr command struct
+ *
+ * This function sends a Page 0xC4 inquiry to the adapter
+ * to retrieve software VPD information.
+ *
+ * Return value:
+ * IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
+ **/
+static int ipr_ioafp_pageC4_inquiry(struct ipr_cmnd *ipr_cmd)
+{
+ struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+ struct ipr_inquiry_page0 *page0 = &ioa_cfg->vpd_cbs->page0_data;
+ struct ipr_inquiry_pageC4 *pageC4 = &ioa_cfg->vpd_cbs->pageC4_data;
+
+ ENTER;
+ ipr_cmd->job_step = ipr_ioafp_set_caching_parameters;
+ memset(pageC4, 0, sizeof(*pageC4));
+
+ if (ipr_inquiry_page_supported(page0, 0xC4)) {
+ ipr_ioafp_inquiry(ipr_cmd, 1, 0xC4,
+ (ioa_cfg->vpd_cbs_dma
+ + offsetof(struct ipr_misc_cbs,
+ pageC4_data)),
+ sizeof(struct ipr_inquiry_pageC4));
+ return IPR_RC_JOB_RETURN;
+ }
+
+ LEAVE;
+ return IPR_RC_JOB_CONTINUE;
+}
+
/**
* ipr_ioafp_cap_inquiry - Send a Page 0xD0 Inquiry to the adapter.
* @ipr_cmd: ipr command struct
struct ipr_inquiry_cap *cap = &ioa_cfg->vpd_cbs->cap;
ENTER;
- ipr_cmd->job_step = ipr_ioafp_query_ioa_cfg;
+ ipr_cmd->job_step = ipr_ioafp_pageC4_inquiry;
memset(cap, 0, sizeof(*cap));
if (ipr_inquiry_page_supported(page0, 0xD0)) {
return IPR_RC_JOB_RETURN;
}
+static int ipr_dump_mailbox_wait(struct ipr_cmnd *ipr_cmd)
+{
+ struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+
+ ENTER;
+
+ if (ioa_cfg->sdt_state != GET_DUMP)
+ return IPR_RC_JOB_RETURN;
+
+ if (!ioa_cfg->sis64 || !ipr_cmd->u.time_left ||
+ (readl(ioa_cfg->regs.sense_interrupt_reg) &
+ IPR_PCII_MAILBOX_STABLE)) {
+
+ if (!ipr_cmd->u.time_left)
+ dev_err(&ioa_cfg->pdev->dev,
+ "Timed out waiting for Mailbox register.\n");
+
+ ioa_cfg->sdt_state = READ_DUMP;
+ ioa_cfg->dump_timeout = 0;
+ if (ioa_cfg->sis64)
+ ipr_reset_start_timer(ipr_cmd, IPR_SIS64_DUMP_TIMEOUT);
+ else
+ ipr_reset_start_timer(ipr_cmd, IPR_SIS32_DUMP_TIMEOUT);
+ ipr_cmd->job_step = ipr_reset_wait_for_dump;
+ schedule_work(&ioa_cfg->work_q);
+
+ } else {
+ ipr_cmd->u.time_left -= IPR_CHECK_FOR_RESET_TIMEOUT;
+ ipr_reset_start_timer(ipr_cmd,
+ IPR_CHECK_FOR_RESET_TIMEOUT);
+ }
+
+ LEAVE;
+ return IPR_RC_JOB_RETURN;
+}
+
/**
* ipr_reset_restore_cfg_space - Restore PCI config space.
* @ipr_cmd: ipr command struct
if (ioa_cfg->in_ioa_bringdown) {
ipr_cmd->job_step = ipr_ioa_bringdown_done;
+ } else if (ioa_cfg->sdt_state == GET_DUMP) {
+ ipr_cmd->job_step = ipr_dump_mailbox_wait;
+ ipr_cmd->u.time_left = IPR_WAIT_FOR_MAILBOX;
} else {
ipr_cmd->job_step = ipr_reset_enable_ioa;
-
- if (GET_DUMP == ioa_cfg->sdt_state) {
- ioa_cfg->sdt_state = READ_DUMP;
- ioa_cfg->dump_timeout = 0;
- if (ioa_cfg->sis64)
- ipr_reset_start_timer(ipr_cmd, IPR_SIS64_DUMP_TIMEOUT);
- else
- ipr_reset_start_timer(ipr_cmd, IPR_SIS32_DUMP_TIMEOUT);
- ipr_cmd->job_step = ipr_reset_wait_for_dump;
- schedule_work(&ioa_cfg->work_q);
- return IPR_RC_JOB_RETURN;
- }
}
LEAVE;
projects / firefly-linux-kernel-4.4.55.git / blobdiff