[SCSI] megaraid_sas: Add Dell PowerEdge VRTX SR-IOV VF support
The following patch for megaraid_sas adds Dell PowerEdge VRTS SR-IOV VF
support (Device ID 0x002f).
This patch has some > 80 column lines that need to be left in place
for code readability purposes.
Signed-off-by: Adam Radford <aradford@gmail.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index c6203e6..1fb7ab6 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -75,6 +75,10 @@
module_param(msix_vectors, int, S_IRUGO);
MODULE_PARM_DESC(msix_vectors, "MSI-X max vector count. Default: Set by FW");
+static int allow_vf_ioctls;
+module_param(allow_vf_ioctls, int, S_IRUGO);
+MODULE_PARM_DESC(allow_vf_ioctls, "Allow ioctls in SR-IOV VF mode. Default: 0");
+
static int throttlequeuedepth = MEGASAS_THROTTLE_QUEUE_DEPTH;
module_param(throttlequeuedepth, int, S_IRUGO);
MODULE_PARM_DESC(throttlequeuedepth,
@@ -122,6 +126,8 @@
/* xscale IOP */
{PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_FUSION)},
/* Fusion */
+ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_PLASMA)},
+ /* Plasma */
{PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_INVADER)},
/* Invader */
{PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_FURY)},
@@ -132,7 +138,7 @@
MODULE_DEVICE_TABLE(pci, megasas_pci_table);
static int megasas_mgmt_majorno;
-static struct megasas_mgmt_info megasas_mgmt_info;
+struct megasas_mgmt_info megasas_mgmt_info;
static struct fasync_struct *megasas_async_queue;
static DEFINE_MUTEX(megasas_async_queue_mutex);
@@ -171,10 +177,15 @@
int
megasas_sync_map_info(struct megasas_instance *instance);
int
-wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd);
+wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd,
+ int seconds);
void megasas_reset_reply_desc(struct megasas_instance *instance);
-int megasas_reset_fusion(struct Scsi_Host *shost);
+int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout);
void megasas_fusion_ocr_wq(struct work_struct *work);
+static int megasas_get_ld_vf_affiliation(struct megasas_instance *instance,
+ int initial);
+int megasas_check_mpio_paths(struct megasas_instance *instance,
+ struct scsi_cmnd *scmd);
void
megasas_issue_dcmd(struct megasas_instance *instance, struct megasas_cmd *cmd)
@@ -224,6 +235,7 @@
cmd->scmd = NULL;
cmd->frame_count = 0;
if ((instance->pdev->device != PCI_DEVICE_ID_LSI_FUSION) &&
+ (instance->pdev->device != PCI_DEVICE_ID_LSI_PLASMA) &&
(instance->pdev->device != PCI_DEVICE_ID_LSI_INVADER) &&
(instance->pdev->device != PCI_DEVICE_ID_LSI_FURY) &&
(reset_devices))
@@ -877,6 +889,7 @@
int
megasas_issue_polled(struct megasas_instance *instance, struct megasas_cmd *cmd)
{
+ int seconds;
struct megasas_header *frame_hdr = &cmd->frame->hdr;
@@ -891,7 +904,11 @@
/*
* Wait for cmd_status to change
*/
- return wait_and_poll(instance, cmd);
+ if (instance->requestorId)
+ seconds = MEGASAS_ROUTINE_WAIT_TIME_VF;
+ else
+ seconds = MFI_POLL_TIMEOUT_SECS;
+ return wait_and_poll(instance, cmd, seconds);
}
/**
@@ -1532,9 +1549,23 @@
spin_lock_irqsave(&instance->hba_lock, flags);
+ /* Check for an mpio path and adjust behavior */
+ if (instance->adprecovery == MEGASAS_ADPRESET_SM_INFAULT) {
+ if (megasas_check_mpio_paths(instance, scmd) ==
+ (DID_RESET << 16)) {
+ spin_unlock_irqrestore(&instance->hba_lock, flags);
+ return SCSI_MLQUEUE_HOST_BUSY;
+ } else {
+ spin_unlock_irqrestore(&instance->hba_lock, flags);
+ scmd->result = DID_NO_CONNECT << 16;
+ done(scmd);
+ return 0;
+ }
+ }
+
if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) {
spin_unlock_irqrestore(&instance->hba_lock, flags);
- scmd->result = DID_ERROR << 16;
+ scmd->result = DID_NO_CONNECT << 16;
done(scmd);
return 0;
}
@@ -1659,9 +1690,14 @@
if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0073SKINNY) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) {
writel(MFI_STOP_ADP, &instance->reg_set->doorbell);
+ /* Flush */
+ readl(&instance->reg_set->doorbell);
+ if (instance->mpio && instance->requestorId)
+ memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS);
} else {
writel(MFI_STOP_ADP, &instance->reg_set->inbound_doorbell);
}
@@ -1748,6 +1784,25 @@
megasas_check_and_restore_queue_depth(instance);
}
+/**
+ * megasas_start_timer - Initializes a timer object
+ * @instance: Adapter soft state
+ * @timer: timer object to be initialized
+ * @fn: timer function
+ * @interval: time interval between timer function call
+ *
+ */
+void megasas_start_timer(struct megasas_instance *instance,
+ struct timer_list *timer,
+ void *fn, unsigned long interval)
+{
+ init_timer(timer);
+ timer->expires = jiffies + interval;
+ timer->data = (unsigned long)instance;
+ timer->function = fn;
+ add_timer(timer);
+}
+
static void
megasas_internal_reset_defer_cmds(struct megasas_instance *instance);
@@ -1770,6 +1825,295 @@
process_fw_state_change_wq(&instance->work_init);
}
+/* This function will get the current SR-IOV LD/VF affiliation */
+static int megasas_get_ld_vf_affiliation(struct megasas_instance *instance,
+ int initial)
+{
+ struct megasas_cmd *cmd;
+ struct megasas_dcmd_frame *dcmd;
+ struct MR_LD_VF_AFFILIATION *new_affiliation = NULL;
+ struct MR_LD_VF_AFFILIATION_111 *new_affiliation_111 = NULL;
+ struct MR_LD_VF_MAP *newmap = NULL, *savedmap = NULL;
+ dma_addr_t new_affiliation_h;
+ dma_addr_t new_affiliation_111_h;
+ int ld, retval = 0;
+ u8 thisVf;
+
+ cmd = megasas_get_cmd(instance);
+
+ if (!cmd) {
+ printk(KERN_DEBUG "megasas: megasas_get_ld_vf_"
+ "affiliation: Failed to get cmd for scsi%d.\n",
+ instance->host->host_no);
+ return -ENOMEM;
+ }
+
+ dcmd = &cmd->frame->dcmd;
+
+ if (!instance->vf_affiliation && !instance->vf_affiliation_111) {
+ printk(KERN_WARNING "megasas: SR-IOV: Couldn't get LD/VF "
+ "affiliation for scsi%d.\n", instance->host->host_no);
+ megasas_return_cmd(instance, cmd);
+ return -ENOMEM;
+ }
+
+ if (initial)
+ if (instance->PlasmaFW111)
+ memset(instance->vf_affiliation_111, 0,
+ sizeof(struct MR_LD_VF_AFFILIATION_111));
+ else
+ memset(instance->vf_affiliation, 0,
+ (MAX_LOGICAL_DRIVES + 1) *
+ sizeof(struct MR_LD_VF_AFFILIATION));
+ else {
+ if (instance->PlasmaFW111)
+ new_affiliation_111 =
+ pci_alloc_consistent(instance->pdev,
+ sizeof(struct MR_LD_VF_AFFILIATION_111),
+ &new_affiliation_111_h);
+ else
+ new_affiliation =
+ pci_alloc_consistent(instance->pdev,
+ (MAX_LOGICAL_DRIVES + 1) *
+ sizeof(struct MR_LD_VF_AFFILIATION),
+ &new_affiliation_h);
+ if (!new_affiliation && !new_affiliation_111) {
+ printk(KERN_DEBUG "megasas: SR-IOV: Couldn't allocate "
+ "memory for new affiliation for scsi%d.\n",
+ instance->host->host_no);
+ megasas_return_cmd(instance, cmd);
+ return -ENOMEM;
+ }
+ if (instance->PlasmaFW111)
+ memset(new_affiliation_111, 0,
+ sizeof(struct MR_LD_VF_AFFILIATION_111));
+ else
+ memset(new_affiliation, 0, (MAX_LOGICAL_DRIVES + 1) *
+ sizeof(struct MR_LD_VF_AFFILIATION));
+ }
+
+ memset(dcmd->mbox.b, 0, MFI_MBOX_SIZE);
+
+ dcmd->cmd = MFI_CMD_DCMD;
+ dcmd->cmd_status = 0xFF;
+ dcmd->sge_count = 1;
+ dcmd->flags = MFI_FRAME_DIR_BOTH;
+ dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
+ if (instance->PlasmaFW111) {
+ dcmd->data_xfer_len = sizeof(struct MR_LD_VF_AFFILIATION_111);
+ dcmd->opcode = MR_DCMD_LD_VF_MAP_GET_ALL_LDS_111;
+ } else {
+ dcmd->data_xfer_len = (MAX_LOGICAL_DRIVES + 1) *
+ sizeof(struct MR_LD_VF_AFFILIATION);
+ dcmd->opcode = MR_DCMD_LD_VF_MAP_GET_ALL_LDS;
+ }
+
+ if (initial) {
+ if (instance->PlasmaFW111)
+ dcmd->sgl.sge32[0].phys_addr =
+ instance->vf_affiliation_111_h;
+ else
+ dcmd->sgl.sge32[0].phys_addr =
+ instance->vf_affiliation_h;
+ } else {
+ if (instance->PlasmaFW111)
+ dcmd->sgl.sge32[0].phys_addr = new_affiliation_111_h;
+ else
+ dcmd->sgl.sge32[0].phys_addr = new_affiliation_h;
+ }
+ if (instance->PlasmaFW111)
+ dcmd->sgl.sge32[0].length =
+ sizeof(struct MR_LD_VF_AFFILIATION_111);
+ else
+ dcmd->sgl.sge32[0].length = (MAX_LOGICAL_DRIVES + 1) *
+ sizeof(struct MR_LD_VF_AFFILIATION);
+
+ printk(KERN_WARNING "megasas: SR-IOV: Getting LD/VF affiliation for "
+ "scsi%d\n", instance->host->host_no);
+
+ megasas_issue_blocked_cmd(instance, cmd, 0);
+
+ if (dcmd->cmd_status) {
+ printk(KERN_WARNING "megasas: SR-IOV: LD/VF affiliation DCMD"
+ " failed with status 0x%x for scsi%d.\n",
+ dcmd->cmd_status, instance->host->host_no);
+ retval = 1; /* Do a scan if we couldn't get affiliation */
+ goto out;
+ }
+
+ if (!initial) {
+ if (instance->PlasmaFW111) {
+ if (!new_affiliation_111->vdCount) {
+ printk(KERN_WARNING "megasas: SR-IOV: Got new "
+ "LD/VF affiliation for passive path "
+ "for scsi%d.\n",
+ instance->host->host_no);
+ retval = 1;
+ goto out;
+ }
+ thisVf = new_affiliation_111->thisVf;
+ for (ld = 0 ; ld < new_affiliation_111->vdCount; ld++)
+ if (instance->vf_affiliation_111->map[ld].policy[thisVf] != new_affiliation_111->map[ld].policy[thisVf]) {
+ printk(KERN_WARNING "megasas: SR-IOV: "
+ "Got new LD/VF affiliation "
+ "for scsi%d.\n",
+ instance->host->host_no);
+ memcpy(instance->vf_affiliation_111,
+ new_affiliation_111,
+ sizeof(struct MR_LD_VF_AFFILIATION_111));
+ retval = 1;
+ goto out;
+ }
+ } else {
+ if (!new_affiliation->ldCount) {
+ printk(KERN_WARNING "megasas: SR-IOV: Got new "
+ "LD/VF affiliation for passive "
+ "path for scsi%d.\n",
+ instance->host->host_no);
+ retval = 1;
+ goto out;
+ }
+ newmap = new_affiliation->map;
+ savedmap = instance->vf_affiliation->map;
+ thisVf = new_affiliation->thisVf;
+ for (ld = 0 ; ld < new_affiliation->ldCount; ld++) {
+ if (savedmap->policy[thisVf] !=
+ newmap->policy[thisVf]) {
+ printk(KERN_WARNING "megasas: SR-IOV: "
+ "Got new LD/VF affiliation "
+ "for scsi%d.\n",
+ instance->host->host_no);
+ memcpy(instance->vf_affiliation,
+ new_affiliation,
+ new_affiliation->size);
+ retval = 1;
+ goto out;
+ }
+ savedmap = (struct MR_LD_VF_MAP *)
+ ((unsigned char *)savedmap +
+ savedmap->size);
+ newmap = (struct MR_LD_VF_MAP *)
+ ((unsigned char *)newmap +
+ newmap->size);
+ }
+ }
+ }
+out:
+ if (new_affiliation) {
+ if (instance->PlasmaFW111)
+ pci_free_consistent(instance->pdev,
+ sizeof(struct MR_LD_VF_AFFILIATION_111),
+ new_affiliation_111,
+ new_affiliation_111_h);
+ else
+ pci_free_consistent(instance->pdev,
+ (MAX_LOGICAL_DRIVES + 1) *
+ sizeof(struct MR_LD_VF_AFFILIATION),
+ new_affiliation, new_affiliation_h);
+ }
+ megasas_return_cmd(instance, cmd);
+
+ return retval;
+}
+
+/* This function will tell FW to start the SR-IOV heartbeat */
+int megasas_sriov_start_heartbeat(struct megasas_instance *instance,
+ int initial)
+{
+ struct megasas_cmd *cmd;
+ struct megasas_dcmd_frame *dcmd;
+ int retval = 0;
+
+ cmd = megasas_get_cmd(instance);
+
+ if (!cmd) {
+ printk(KERN_DEBUG "megasas: megasas_sriov_start_heartbeat: "
+ "Failed to get cmd for scsi%d.\n",
+ instance->host->host_no);
+ return -ENOMEM;
+ }
+
+ dcmd = &cmd->frame->dcmd;
+
+ if (initial) {
+ instance->hb_host_mem =
+ pci_alloc_consistent(instance->pdev,
+ sizeof(struct MR_CTRL_HB_HOST_MEM),
+ &instance->hb_host_mem_h);
+ if (!instance->hb_host_mem) {
+ printk(KERN_DEBUG "megasas: SR-IOV: Couldn't allocate"
+ " memory for heartbeat host memory for "
+ "scsi%d.\n", instance->host->host_no);
+ retval = -ENOMEM;
+ goto out;
+ }
+ memset(instance->hb_host_mem, 0,
+ sizeof(struct MR_CTRL_HB_HOST_MEM));
+ }
+
+ memset(dcmd->mbox.b, 0, MFI_MBOX_SIZE);
+
+ dcmd->mbox.s[0] = sizeof(struct MR_CTRL_HB_HOST_MEM);
+ dcmd->cmd = MFI_CMD_DCMD;
+ dcmd->cmd_status = 0xFF;
+ dcmd->sge_count = 1;
+ dcmd->flags = MFI_FRAME_DIR_BOTH;
+ dcmd->timeout = 0;
+ dcmd->pad_0 = 0;
+ dcmd->data_xfer_len = sizeof(struct MR_CTRL_HB_HOST_MEM);
+ dcmd->opcode = MR_DCMD_CTRL_SHARED_HOST_MEM_ALLOC;
+ dcmd->sgl.sge32[0].phys_addr = instance->hb_host_mem_h;
+ dcmd->sgl.sge32[0].length = sizeof(struct MR_CTRL_HB_HOST_MEM);
+
+ printk(KERN_WARNING "megasas: SR-IOV: Starting heartbeat for scsi%d\n",
+ instance->host->host_no);
+
+ if (!megasas_issue_polled(instance, cmd)) {
+ retval = 0;
+ } else {
+ printk(KERN_WARNING "megasas: SR-IOV: MR_DCMD_CTRL_SHARED_HOST"
+ "_MEM_ALLOC DCMD timed out for scsi%d\n",
+ instance->host->host_no);
+ retval = 1;
+ goto out;
+ }
+
+
+ if (dcmd->cmd_status) {
+ printk(KERN_WARNING "megasas: SR-IOV: MR_DCMD_CTRL_SHARED_HOST"
+ "_MEM_ALLOC DCMD failed with status 0x%x for scsi%d\n",
+ dcmd->cmd_status,
+ instance->host->host_no);
+ retval = 1;
+ goto out;
+ }
+
+out:
+ megasas_return_cmd(instance, cmd);
+
+ return retval;
+}
+
+/* Handler for SR-IOV heartbeat */
+void megasas_sriov_heartbeat_handler(unsigned long instance_addr)
+{
+ struct megasas_instance *instance =
+ (struct megasas_instance *)instance_addr;
+
+ if (instance->hb_host_mem->HB.fwCounter !=
+ instance->hb_host_mem->HB.driverCounter) {
+ instance->hb_host_mem->HB.driverCounter =
+ instance->hb_host_mem->HB.fwCounter;
+ mod_timer(&instance->sriov_heartbeat_timer,
+ jiffies + MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF);
+ } else {
+ printk(KERN_WARNING "megasas: SR-IOV: Heartbeat never "
+ "completed for scsi%d\n", instance->host->host_no);
+ schedule_work(&instance->work_init);
+ }
+}
+
/**
* megasas_wait_for_outstanding - Wait for all outstanding cmds
* @instance: Adapter soft state
@@ -2032,9 +2376,10 @@
* First wait for all commands to complete
*/
if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_FURY))
- ret = megasas_reset_fusion(scmd->device->host);
+ ret = megasas_reset_fusion(scmd->device->host, 1);
else
ret = megasas_generic_reset(scmd);
@@ -2749,6 +3094,8 @@
(instance->pdev->device ==
PCI_DEVICE_ID_LSI_FUSION) ||
(instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_PLASMA) ||
+ (instance->pdev->device ==
PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device ==
PCI_DEVICE_ID_LSI_FURY)) {
@@ -2773,6 +3120,8 @@
(instance->pdev->device ==
PCI_DEVICE_ID_LSI_FUSION) ||
(instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_PLASMA) ||
+ (instance->pdev->device ==
PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device ==
PCI_DEVICE_ID_LSI_FURY)) {
@@ -2798,6 +3147,8 @@
(instance->pdev->device
== PCI_DEVICE_ID_LSI_FUSION) ||
(instance->pdev->device
+ == PCI_DEVICE_ID_LSI_PLASMA) ||
+ (instance->pdev->device
== PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device
== PCI_DEVICE_ID_LSI_FURY)) {
@@ -2806,6 +3157,8 @@
if ((instance->pdev->device ==
PCI_DEVICE_ID_LSI_FUSION) ||
(instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_PLASMA) ||
+ (instance->pdev->device ==
PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device ==
PCI_DEVICE_ID_LSI_FURY)) {
@@ -3032,6 +3385,7 @@
cmd->frame->io.context = cpu_to_le32(cmd->index);
cmd->frame->io.pad_0 = 0;
if ((instance->pdev->device != PCI_DEVICE_ID_LSI_FUSION) &&
+ (instance->pdev->device != PCI_DEVICE_ID_LSI_PLASMA) &&
(instance->pdev->device != PCI_DEVICE_ID_LSI_INVADER) &&
(instance->pdev->device != PCI_DEVICE_ID_LSI_FURY) &&
(reset_devices))
@@ -3638,6 +3992,7 @@
struct megasas_ctrl_info *ctrl_info;
unsigned long bar_list;
int i, loop, fw_msix_count = 0;
+ struct IOV_111 *iovPtr;
/* Find first memory bar */
bar_list = pci_select_bars(instance->pdev, IORESOURCE_MEM);
@@ -3660,6 +4015,7 @@
switch (instance->pdev->device) {
case PCI_DEVICE_ID_LSI_FUSION:
+ case PCI_DEVICE_ID_LSI_PLASMA:
case PCI_DEVICE_ID_LSI_INVADER:
case PCI_DEVICE_ID_LSI_FURY:
instance->instancet = &megasas_instance_template_fusion;
@@ -3714,7 +4070,8 @@
scratch_pad_2 = readl
(&instance->reg_set->outbound_scratch_pad_2);
/* Check max MSI-X vectors */
- if (instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) {
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA)) {
instance->msix_vectors = (scratch_pad_2
& MR_MAX_REPLY_QUEUES_OFFSET) + 1;
fw_msix_count = instance->msix_vectors;
@@ -3828,6 +4185,7 @@
ctrl_info->properties.OnOffProperties.disableOnlineCtrlReset;
/* adapterOperations2 are converted into CPU arch*/
le32_to_cpus((u32 *)&ctrl_info->adapterOperations2);
+ instance->mpio = ctrl_info->adapterOperations2.mpio;
instance->UnevenSpanSupport =
ctrl_info->adapterOperations2.supportUnevenSpans;
if (instance->UnevenSpanSupport) {
@@ -3840,6 +4198,20 @@
fusion->fast_path_io = 0;
}
+ if (ctrl_info->host_interface.SRIOV) {
+ if (!ctrl_info->adapterOperations2.activePassive)
+ instance->PlasmaFW111 = 1;
+
+ if (!instance->PlasmaFW111)
+ instance->requestorId =
+ ctrl_info->iov.requestorId;
+ else {
+ iovPtr = (struct IOV_111 *)((unsigned char *)ctrl_info + IOV_111_OFFSET);
+ instance->requestorId = iovPtr->requestorId;
+ }
+ printk(KERN_WARNING "megaraid_sas: I am VF "
+ "requestorId %d\n", instance->requestorId);
+ }
}
instance->max_sectors_per_req = instance->max_num_sge *
PAGE_SIZE / 512;
@@ -3872,6 +4244,17 @@
tasklet_init(&instance->isr_tasklet, instance->instancet->tasklet,
(unsigned long)instance);
+ /* Launch SR-IOV heartbeat timer */
+ if (instance->requestorId) {
+ if (!megasas_sriov_start_heartbeat(instance, 1))
+ megasas_start_timer(instance,
+ &instance->sriov_heartbeat_timer,
+ megasas_sriov_heartbeat_handler,
+ MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF);
+ else
+ instance->skip_heartbeat_timer_del = 1;
+ }
+
return 0;
fail_init_adapter:
@@ -4184,6 +4567,7 @@
/* Fusion only supports host reset */
if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) {
host->hostt->eh_device_reset_handler = NULL;
@@ -4309,6 +4693,7 @@
switch (instance->pdev->device) {
case PCI_DEVICE_ID_LSI_FUSION:
+ case PCI_DEVICE_ID_LSI_PLASMA:
case PCI_DEVICE_ID_LSI_INVADER:
case PCI_DEVICE_ID_LSI_FURY:
{
@@ -4405,6 +4790,7 @@
instance->UnevenSpanSupport = 0;
if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_FURY))
INIT_WORK(&instance->work_init, megasas_fusion_ocr_wq);
@@ -4417,6 +4803,26 @@
if (megasas_init_fw(instance))
goto fail_init_mfi;
+ if (instance->requestorId) {
+ if (instance->PlasmaFW111) {
+ instance->vf_affiliation_111 =
+ pci_alloc_consistent(pdev, sizeof(struct MR_LD_VF_AFFILIATION_111),
+ &instance->vf_affiliation_111_h);
+ if (!instance->vf_affiliation_111)
+ printk(KERN_WARNING "megasas: Can't allocate "
+ "memory for VF affiliation buffer\n");
+ } else {
+ instance->vf_affiliation =
+ pci_alloc_consistent(pdev,
+ (MAX_LOGICAL_DRIVES + 1) *
+ sizeof(struct MR_LD_VF_AFFILIATION),
+ &instance->vf_affiliation_h);
+ if (!instance->vf_affiliation)
+ printk(KERN_WARNING "megasas: Can't allocate "
+ "memory for VF affiliation buffer\n");
+ }
+ }
+
retry_irq_register:
/*
* Register IRQ
@@ -4511,6 +4917,7 @@
free_irq(instance->pdev->irq, &instance->irq_context[0]);
fail_irq:
if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) ||
(instance->pdev->device == PCI_DEVICE_ID_LSI_FURY))
megasas_release_fusion(instance);
@@ -4644,6 +5051,10 @@
host = instance->host;
instance->unload = 1;
+ /* Shutdown SR-IOV heartbeat timer */
+ if (instance->requestorId && !instance->skip_heartbeat_timer_del)
+ del_timer_sync(&instance->sriov_heartbeat_timer);
+
megasas_flush_cache(instance);
megasas_shutdown_controller(instance, MR_DCMD_HIBERNATE_SHUTDOWN);
@@ -4730,6 +5141,7 @@
switch (instance->pdev->device) {
case PCI_DEVICE_ID_LSI_FUSION:
+ case PCI_DEVICE_ID_LSI_PLASMA:
case PCI_DEVICE_ID_LSI_INVADER:
case PCI_DEVICE_ID_LSI_FURY:
{
@@ -4795,6 +5207,17 @@
}
}
+ /* Re-launch SR-IOV heartbeat timer */
+ if (instance->requestorId) {
+ if (!megasas_sriov_start_heartbeat(instance, 0))
+ megasas_start_timer(instance,
+ &instance->sriov_heartbeat_timer,
+ megasas_sriov_heartbeat_handler,
+ MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF);
+ else
+ instance->skip_heartbeat_timer_del = 1;
+ }
+
instance->instancet->enable_intr(instance);
instance->unload = 0;
@@ -4849,6 +5272,10 @@
host = instance->host;
fusion = instance->ctrl_context;
+ /* Shutdown SR-IOV heartbeat timer */
+ if (instance->requestorId && !instance->skip_heartbeat_timer_del)
+ del_timer_sync(&instance->sriov_heartbeat_timer);
+
scsi_remove_host(instance->host);
megasas_flush_cache(instance);
megasas_shutdown_controller(instance, MR_DCMD_CTRL_SHUTDOWN);
@@ -4894,6 +5321,7 @@
switch (instance->pdev->device) {
case PCI_DEVICE_ID_LSI_FUSION:
+ case PCI_DEVICE_ID_LSI_PLASMA:
case PCI_DEVICE_ID_LSI_INVADER:
case PCI_DEVICE_ID_LSI_FURY:
megasas_release_fusion(instance);
@@ -4920,6 +5348,24 @@
if (instance->evt_detail)
pci_free_consistent(pdev, sizeof(struct megasas_evt_detail),
instance->evt_detail, instance->evt_detail_h);
+
+ if (instance->vf_affiliation)
+ pci_free_consistent(pdev, (MAX_LOGICAL_DRIVES + 1) *
+ sizeof(struct MR_LD_VF_AFFILIATION),
+ instance->vf_affiliation,
+ instance->vf_affiliation_h);
+
+ if (instance->vf_affiliation_111)
+ pci_free_consistent(pdev,
+ sizeof(struct MR_LD_VF_AFFILIATION_111),
+ instance->vf_affiliation_111,
+ instance->vf_affiliation_111_h);
+
+ if (instance->hb_host_mem)
+ pci_free_consistent(pdev, sizeof(struct MR_CTRL_HB_HOST_MEM),
+ instance->hb_host_mem,
+ instance->hb_host_mem_h);
+
scsi_host_put(host);
pci_disable_device(pdev);
@@ -5208,6 +5654,16 @@
goto out_kfree_ioc;
}
+ /* Adjust ioctl wait time for VF mode */
+ if (instance->requestorId)
+ wait_time = MEGASAS_ROUTINE_WAIT_TIME_VF;
+
+ /* Block ioctls in VF mode */
+ if (instance->requestorId && !allow_vf_ioctls) {
+ error = -ENODEV;
+ goto out_kfree_ioc;
+ }
+
if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) {
printk(KERN_ERR "Controller in crit error\n");
error = -ENODEV;
@@ -5517,7 +5973,7 @@
u16 pd_index = 0;
u16 ld_index = 0;
int i, j, doscan = 0;
- u32 seq_num;
+ u32 seq_num, wait_time = MEGASAS_RESET_WAIT_TIME;
int error;
if (!instance) {
@@ -5525,6 +5981,23 @@
kfree(ev);
return;
}
+
+ /* Adjust event workqueue thread wait time for VF mode */
+ if (instance->requestorId)
+ wait_time = MEGASAS_ROUTINE_WAIT_TIME_VF;
+
+ /* Don't run the event workqueue thread if OCR is running */
+ for (i = 0; i < wait_time; i++) {
+ if (instance->adprecovery == MEGASAS_HBA_OPERATIONAL)
+ break;
+ if (!(i % MEGASAS_RESET_NOTICE_INTERVAL)) {
+ printk(KERN_NOTICE "megasas: %s waiting for "
+ "controller reset to finish for scsi%d\n",
+ __func__, instance->host->host_no);
+ }
+ msleep(1000);
+ }
+
instance->ev = NULL;
host = instance->host;
if (instance->evt_detail) {
@@ -5591,65 +6064,64 @@
case MR_EVT_LD_OFFLINE:
case MR_EVT_CFG_CLEARED:
case MR_EVT_LD_DELETED:
- if (megasas_ld_list_query(instance,
- MR_LD_QUERY_TYPE_EXPOSED_TO_HOST))
- megasas_get_ld_list(instance);
- for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) {
- for (j = 0;
- j < MEGASAS_MAX_DEV_PER_CHANNEL;
- j++) {
+ if (!instance->requestorId ||
+ (instance->requestorId &&
+ megasas_get_ld_vf_affiliation(instance, 0))) {
+ if (megasas_ld_list_query(instance,
+ MR_LD_QUERY_TYPE_EXPOSED_TO_HOST))
+ megasas_get_ld_list(instance);
+ for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) {
+ for (j = 0;
+ j < MEGASAS_MAX_DEV_PER_CHANNEL;
+ j++) {
- ld_index =
- (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j;
+ ld_index =
+ (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j;
- sdev1 = scsi_device_lookup(host,
- MEGASAS_MAX_PD_CHANNELS + i,
- j,
- 0);
+ sdev1 = scsi_device_lookup(host, MEGASAS_MAX_PD_CHANNELS + i, j, 0);
- if (instance->ld_ids[ld_index] != 0xff) {
- if (sdev1) {
- scsi_device_put(sdev1);
- }
- } else {
- if (sdev1) {
- scsi_remove_device(sdev1);
- scsi_device_put(sdev1);
- }
- }
- }
- }
- doscan = 0;
- break;
- case MR_EVT_LD_CREATED:
- if (megasas_ld_list_query(instance,
- MR_LD_QUERY_TYPE_EXPOSED_TO_HOST))
- megasas_get_ld_list(instance);
- for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) {
- for (j = 0;
- j < MEGASAS_MAX_DEV_PER_CHANNEL;
- j++) {
- ld_index =
- (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j;
-
- sdev1 = scsi_device_lookup(host,
- MEGASAS_MAX_PD_CHANNELS + i,
- j, 0);
-
- if (instance->ld_ids[ld_index] !=
- 0xff) {
- if (!sdev1) {
- scsi_add_device(host,
- MEGASAS_MAX_PD_CHANNELS + i,
- j, 0);
+ if (instance->ld_ids[ld_index]
+ != 0xff) {
+ if (sdev1)
+ scsi_device_put(sdev1);
+ } else {
+ if (sdev1) {
+ scsi_remove_device(sdev1);
+ scsi_device_put(sdev1);
+ }
}
}
- if (sdev1) {
- scsi_device_put(sdev1);
+ }
+ doscan = 0;
+ }
+ break;
+ case MR_EVT_LD_CREATED:
+ if (!instance->requestorId ||
+ (instance->requestorId &&
+ megasas_get_ld_vf_affiliation(instance, 0))) {
+ if (megasas_ld_list_query(instance,
+ MR_LD_QUERY_TYPE_EXPOSED_TO_HOST))
+ megasas_get_ld_list(instance);
+ for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) {
+ for (j = 0;
+ j < MEGASAS_MAX_DEV_PER_CHANNEL;
+ j++) {
+ ld_index =
+ (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j;
+
+ sdev1 = scsi_device_lookup(host, MEGASAS_MAX_PD_CHANNELS + i, j, 0);
+
+ if (instance->ld_ids[ld_index]
+ != 0xff) {
+ if (!sdev1)
+ scsi_add_device(host, MEGASAS_MAX_PD_CHANNELS + i, j, 0);
+ }
+ if (sdev1)
+ scsi_device_put(sdev1);
}
}
+ doscan = 0;
}
- doscan = 0;
break;
case MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED:
case MR_EVT_FOREIGN_CFG_IMPORTED:
@@ -5667,7 +6139,8 @@
}
if (doscan) {
- printk(KERN_INFO "scanning ...\n");
+ printk(KERN_INFO "megaraid_sas: scanning for scsi%d...\n",
+ instance->host->host_no);
if (megasas_get_pd_list(instance) == 0) {
for (i = 0; i < MEGASAS_MAX_PD_CHANNELS; i++) {
for (j = 0; j < MEGASAS_MAX_DEV_PER_CHANNEL; j++) {
@@ -5690,28 +6163,31 @@
}
}
- if (megasas_ld_list_query(instance,
- MR_LD_QUERY_TYPE_EXPOSED_TO_HOST))
- megasas_get_ld_list(instance);
- for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) {
- for (j = 0; j < MEGASAS_MAX_DEV_PER_CHANNEL; j++) {
- ld_index =
- (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j;
+ if (!instance->requestorId ||
+ (instance->requestorId &&
+ megasas_get_ld_vf_affiliation(instance, 0))) {
+ if (megasas_ld_list_query(instance,
+ MR_LD_QUERY_TYPE_EXPOSED_TO_HOST))
+ megasas_get_ld_list(instance);
+ for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) {
+ for (j = 0; j < MEGASAS_MAX_DEV_PER_CHANNEL;
+ j++) {
+ ld_index =
+ (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j;
- sdev1 = scsi_device_lookup(host,
- MEGASAS_MAX_PD_CHANNELS + i, j, 0);
- if (instance->ld_ids[ld_index] != 0xff) {
- if (!sdev1) {
- scsi_add_device(host,
- MEGASAS_MAX_PD_CHANNELS + i,
- j, 0);
+ sdev1 = scsi_device_lookup(host,
+ MEGASAS_MAX_PD_CHANNELS + i, j, 0);
+ if (instance->ld_ids[ld_index]
+ != 0xff) {
+ if (!sdev1)
+ scsi_add_device(host, MEGASAS_MAX_PD_CHANNELS + i, j, 0);
+ else
+ scsi_device_put(sdev1);
} else {
- scsi_device_put(sdev1);
- }
- } else {
- if (sdev1) {
- scsi_remove_device(sdev1);
- scsi_device_put(sdev1);
+ if (sdev1) {
+ scsi_remove_device(sdev1);
+ scsi_device_put(sdev1);
+ }
}
}
}