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path: root/drivers/scsi/mpi3mr/mpi3mr_fw.c
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Diffstat (limited to 'drivers/scsi/mpi3mr/mpi3mr_fw.c')
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr_fw.c90
1 files changed, 67 insertions, 23 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
index 758f7ca9e0ee..a565817aa56d 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
@@ -415,7 +415,7 @@ out:
le64_to_cpu(scsi_reply->sense_data_buffer_address));
}
-static int mpi3mr_process_admin_reply_q(struct mpi3mr_ioc *mrioc)
+int mpi3mr_process_admin_reply_q(struct mpi3mr_ioc *mrioc)
{
u32 exp_phase = mrioc->admin_reply_ephase;
u32 admin_reply_ci = mrioc->admin_reply_ci;
@@ -423,12 +423,17 @@ static int mpi3mr_process_admin_reply_q(struct mpi3mr_ioc *mrioc)
u64 reply_dma = 0;
struct mpi3_default_reply_descriptor *reply_desc;
+ if (!atomic_add_unless(&mrioc->admin_reply_q_in_use, 1, 1))
+ return 0;
+
reply_desc = (struct mpi3_default_reply_descriptor *)mrioc->admin_reply_base +
admin_reply_ci;
if ((le16_to_cpu(reply_desc->reply_flags) &
- MPI3_REPLY_DESCRIPT_FLAGS_PHASE_MASK) != exp_phase)
+ MPI3_REPLY_DESCRIPT_FLAGS_PHASE_MASK) != exp_phase) {
+ atomic_dec(&mrioc->admin_reply_q_in_use);
return 0;
+ }
do {
if (mrioc->unrecoverable)
@@ -454,6 +459,7 @@ static int mpi3mr_process_admin_reply_q(struct mpi3mr_ioc *mrioc)
writel(admin_reply_ci, &mrioc->sysif_regs->admin_reply_queue_ci);
mrioc->admin_reply_ci = admin_reply_ci;
mrioc->admin_reply_ephase = exp_phase;
+ atomic_dec(&mrioc->admin_reply_q_in_use);
return num_admin_replies;
}
@@ -1192,7 +1198,7 @@ mpi3mr_revalidate_factsdata(struct mpi3mr_ioc *mrioc)
*/
static int mpi3mr_bring_ioc_ready(struct mpi3mr_ioc *mrioc)
{
- u32 ioc_config, ioc_status, timeout;
+ u32 ioc_config, ioc_status, timeout, host_diagnostic;
int retval = 0;
enum mpi3mr_iocstate ioc_state;
u64 base_info;
@@ -1246,6 +1252,23 @@ static int mpi3mr_bring_ioc_ready(struct mpi3mr_ioc *mrioc)
retval, mpi3mr_iocstate_name(ioc_state));
}
if (ioc_state != MRIOC_STATE_RESET) {
+ if (ioc_state == MRIOC_STATE_FAULT) {
+ timeout = MPI3_SYSIF_DIAG_SAVE_TIMEOUT * 10;
+ mpi3mr_print_fault_info(mrioc);
+ do {
+ host_diagnostic =
+ readl(&mrioc->sysif_regs->host_diagnostic);
+ if (!(host_diagnostic &
+ MPI3_SYSIF_HOST_DIAG_SAVE_IN_PROGRESS))
+ break;
+ if (!pci_device_is_present(mrioc->pdev)) {
+ mrioc->unrecoverable = 1;
+ ioc_err(mrioc, "controller is not present at the bringup\n");
+ goto out_device_not_present;
+ }
+ msleep(100);
+ } while (--timeout);
+ }
mpi3mr_print_fault_info(mrioc);
ioc_info(mrioc, "issuing soft reset to bring to reset state\n");
retval = mpi3mr_issue_reset(mrioc,
@@ -2605,6 +2628,7 @@ static int mpi3mr_setup_admin_qpair(struct mpi3mr_ioc *mrioc)
mrioc->admin_reply_ci = 0;
mrioc->admin_reply_ephase = 1;
mrioc->admin_reply_base = NULL;
+ atomic_set(&mrioc->admin_reply_q_in_use, 0);
if (!mrioc->admin_req_base) {
mrioc->admin_req_base = dma_alloc_coherent(&mrioc->pdev->dev,
@@ -3813,27 +3837,34 @@ retry_init:
mpi3mr_print_ioc_info(mrioc);
- dprint_init(mrioc, "allocating config page buffers\n");
- mrioc->cfg_page = dma_alloc_coherent(&mrioc->pdev->dev,
- MPI3MR_DEFAULT_CFG_PAGE_SZ, &mrioc->cfg_page_dma, GFP_KERNEL);
- if (!mrioc->cfg_page)
- goto out_failed_noretry;
-
- mrioc->cfg_page_sz = MPI3MR_DEFAULT_CFG_PAGE_SZ;
+ if (!mrioc->cfg_page) {
+ dprint_init(mrioc, "allocating config page buffers\n");
+ mrioc->cfg_page_sz = MPI3MR_DEFAULT_CFG_PAGE_SZ;
+ mrioc->cfg_page = dma_alloc_coherent(&mrioc->pdev->dev,
+ mrioc->cfg_page_sz, &mrioc->cfg_page_dma, GFP_KERNEL);
+ if (!mrioc->cfg_page) {
+ retval = -1;
+ goto out_failed_noretry;
+ }
+ }
- retval = mpi3mr_alloc_reply_sense_bufs(mrioc);
- if (retval) {
- ioc_err(mrioc,
- "%s :Failed to allocated reply sense buffers %d\n",
- __func__, retval);
- goto out_failed_noretry;
+ if (!mrioc->init_cmds.reply) {
+ retval = mpi3mr_alloc_reply_sense_bufs(mrioc);
+ if (retval) {
+ ioc_err(mrioc,
+ "%s :Failed to allocated reply sense buffers %d\n",
+ __func__, retval);
+ goto out_failed_noretry;
+ }
}
- retval = mpi3mr_alloc_chain_bufs(mrioc);
- if (retval) {
- ioc_err(mrioc, "Failed to allocated chain buffers %d\n",
- retval);
- goto out_failed_noretry;
+ if (!mrioc->chain_sgl_list) {
+ retval = mpi3mr_alloc_chain_bufs(mrioc);
+ if (retval) {
+ ioc_err(mrioc, "Failed to allocated chain buffers %d\n",
+ retval);
+ goto out_failed_noretry;
+ }
}
retval = mpi3mr_issue_iocinit(mrioc);
@@ -3879,8 +3910,10 @@ retry_init:
dprint_init(mrioc, "allocating memory for throttle groups\n");
sz = sizeof(struct mpi3mr_throttle_group_info);
mrioc->throttle_groups = kcalloc(mrioc->num_io_throttle_group, sz, GFP_KERNEL);
- if (!mrioc->throttle_groups)
+ if (!mrioc->throttle_groups) {
+ retval = -1;
goto out_failed_noretry;
+ }
}
retval = mpi3mr_enable_events(mrioc);
@@ -3900,6 +3933,7 @@ out_failed:
mpi3mr_memset_buffers(mrioc);
goto retry_init;
}
+ retval = -1;
out_failed_noretry:
ioc_err(mrioc, "controller initialization failed\n");
mpi3mr_issue_reset(mrioc, MPI3_SYSIF_HOST_DIAG_RESET_ACTION_DIAG_FAULT,
@@ -4012,6 +4046,7 @@ retry_init:
ioc_err(mrioc,
"cannot create minimum number of operational queues expected:%d created:%d\n",
mrioc->shost->nr_hw_queues, mrioc->num_op_reply_q);
+ retval = -1;
goto out_failed_noretry;
}
@@ -4078,6 +4113,7 @@ out_failed:
mpi3mr_memset_buffers(mrioc);
goto retry_init;
}
+ retval = -1;
out_failed_noretry:
ioc_err(mrioc, "controller %s is failed\n",
(is_resume)?"resume":"re-initialization");
@@ -4155,6 +4191,7 @@ void mpi3mr_memset_buffers(struct mpi3mr_ioc *mrioc)
memset(mrioc->admin_req_base, 0, mrioc->admin_req_q_sz);
if (mrioc->admin_reply_base)
memset(mrioc->admin_reply_base, 0, mrioc->admin_reply_q_sz);
+ atomic_set(&mrioc->admin_reply_q_in_use, 0);
if (mrioc->init_cmds.reply) {
memset(mrioc->init_cmds.reply, 0, sizeof(*mrioc->init_cmds.reply));
@@ -4350,13 +4387,20 @@ void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc)
mrioc->admin_req_base, mrioc->admin_req_dma);
mrioc->admin_req_base = NULL;
}
-
+ if (mrioc->cfg_page) {
+ dma_free_coherent(&mrioc->pdev->dev, mrioc->cfg_page_sz,
+ mrioc->cfg_page, mrioc->cfg_page_dma);
+ mrioc->cfg_page = 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->throttle_groups);
+ mrioc->throttle_groups = NULL;
+
kfree(mrioc->logdata_buf);
mrioc->logdata_buf = NULL;
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