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Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_base.c')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c275
1 files changed, 213 insertions, 62 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 5eac650..e45c865 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -18,7 +18,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* FILE: megaraid_sas_base.c
- * Version : v00.00.05.38-rc1
+ * Version : v00.00.06.12-rc1
*
* Authors: LSI Corporation
* Sreenivas Bagalkote
@@ -54,6 +54,7 @@
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
+#include <scsi/scsi_tcq.h>
#include "megaraid_sas_fusion.h"
#include "megaraid_sas.h"
@@ -83,7 +84,7 @@ MODULE_VERSION(MEGASAS_VERSION);
MODULE_AUTHOR("megaraidlinux@lsi.com");
MODULE_DESCRIPTION("LSI MegaRAID SAS Driver");
-int megasas_transition_to_ready(struct megasas_instance *instance);
+int megasas_transition_to_ready(struct megasas_instance *instance, int ocr);
static int megasas_get_pd_list(struct megasas_instance *instance);
static int megasas_issue_init_mfi(struct megasas_instance *instance);
static int megasas_register_aen(struct megasas_instance *instance,
@@ -113,6 +114,8 @@ static struct pci_device_id megasas_pci_table[] = {
/* 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_INVADER)},
+ /* Invader */
{}
};
@@ -212,6 +215,10 @@ megasas_return_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd)
cmd->scmd = NULL;
cmd->frame_count = 0;
+ if ((instance->pdev->device != PCI_DEVICE_ID_LSI_FUSION) &&
+ (instance->pdev->device != PCI_DEVICE_ID_LSI_INVADER) &&
+ (reset_devices))
+ cmd->frame->hdr.cmd = MFI_CMD_INVALID;
list_add_tail(&cmd->list, &instance->cmd_pool);
spin_unlock_irqrestore(&instance->cmd_pool_lock, flags);
@@ -1582,7 +1589,8 @@ void megaraid_sas_kill_hba(struct megasas_instance *instance)
{
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_FUSION) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER)) {
writel(MFI_STOP_ADP, &instance->reg_set->doorbell);
} else {
writel(MFI_STOP_ADP, &instance->reg_set->inbound_doorbell);
@@ -1955,7 +1963,8 @@ static int megasas_reset_bus_host(struct scsi_cmnd *scmd)
/*
* First wait for all commands to complete
*/
- 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_INVADER))
ret = megasas_reset_fusion(scmd->device->host);
else
ret = megasas_generic_reset(scmd);
@@ -2056,6 +2065,20 @@ megasas_service_aen(struct megasas_instance *instance, struct megasas_cmd *cmd)
}
}
+static int megasas_change_queue_depth(struct scsi_device *sdev,
+ int queue_depth, int reason)
+{
+ if (reason != SCSI_QDEPTH_DEFAULT)
+ return -EOPNOTSUPP;
+
+ if (queue_depth > sdev->host->can_queue)
+ queue_depth = sdev->host->can_queue;
+ scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev),
+ queue_depth);
+
+ return queue_depth;
+}
+
/*
* Scsi host template for megaraid_sas driver
*/
@@ -2073,6 +2096,7 @@ static struct scsi_host_template megasas_template = {
.eh_timed_out = megasas_reset_timer,
.bios_param = megasas_bios_param,
.use_clustering = ENABLE_CLUSTERING,
+ .change_queue_depth = megasas_change_queue_depth,
};
/**
@@ -2144,7 +2168,16 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd,
cmd->scmd->SCp.ptr = NULL;
switch (hdr->cmd) {
-
+ case MFI_CMD_INVALID:
+ /* Some older 1068 controller FW may keep a pended
+ MR_DCMD_CTRL_EVENT_GET_INFO left over from the main kernel
+ when booting the kdump kernel. Ignore this command to
+ prevent a kernel panic on shutdown of the kdump kernel. */
+ printk(KERN_WARNING "megaraid_sas: MFI_CMD_INVALID command "
+ "completed.\n");
+ printk(KERN_WARNING "megaraid_sas: If you have a controller "
+ "other than PERC5, please upgrade your firmware.\n");
+ break;
case MFI_CMD_PD_SCSI_IO:
case MFI_CMD_LD_SCSI_IO:
@@ -2460,7 +2493,7 @@ process_fw_state_change_wq(struct work_struct *work)
msleep(1000);
}
- if (megasas_transition_to_ready(instance)) {
+ if (megasas_transition_to_ready(instance, 1)) {
printk(KERN_NOTICE "megaraid_sas:adapter not ready\n");
megaraid_sas_kill_hba(instance);
@@ -2515,7 +2548,7 @@ megasas_deplete_reply_queue(struct megasas_instance *instance,
instance->reg_set)
) == 0) {
/* Hardware may not set outbound_intr_status in MSI-X mode */
- if (!instance->msi_flag)
+ if (!instance->msix_vectors)
return IRQ_NONE;
}
@@ -2573,16 +2606,14 @@ megasas_deplete_reply_queue(struct megasas_instance *instance,
*/
static irqreturn_t megasas_isr(int irq, void *devp)
{
- struct megasas_instance *instance;
+ struct megasas_irq_context *irq_context = devp;
+ struct megasas_instance *instance = irq_context->instance;
unsigned long flags;
irqreturn_t rc;
- if (atomic_read(
- &(((struct megasas_instance *)devp)->fw_reset_no_pci_access)))
+ if (atomic_read(&instance->fw_reset_no_pci_access))
return IRQ_HANDLED;
- instance = (struct megasas_instance *)devp;
-
spin_lock_irqsave(&instance->hba_lock, flags);
rc = megasas_deplete_reply_queue(instance, DID_OK);
spin_unlock_irqrestore(&instance->hba_lock, flags);
@@ -2600,7 +2631,7 @@ static irqreturn_t megasas_isr(int irq, void *devp)
* has to wait for the ready state.
*/
int
-megasas_transition_to_ready(struct megasas_instance* instance)
+megasas_transition_to_ready(struct megasas_instance *instance, int ocr)
{
int i;
u8 max_wait;
@@ -2622,11 +2653,13 @@ megasas_transition_to_ready(struct megasas_instance* instance)
switch (fw_state) {
case MFI_STATE_FAULT:
-
printk(KERN_DEBUG "megasas: FW in FAULT state!!\n");
- max_wait = MEGASAS_RESET_WAIT_TIME;
- cur_state = MFI_STATE_FAULT;
- break;
+ if (ocr) {
+ max_wait = MEGASAS_RESET_WAIT_TIME;
+ cur_state = MFI_STATE_FAULT;
+ break;
+ } else
+ return -ENODEV;
case MFI_STATE_WAIT_HANDSHAKE:
/*
@@ -2637,7 +2670,9 @@ megasas_transition_to_ready(struct megasas_instance* instance)
(instance->pdev->device ==
PCI_DEVICE_ID_LSI_SAS0071SKINNY) ||
(instance->pdev->device ==
- PCI_DEVICE_ID_LSI_FUSION)) {
+ PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_INVADER)) {
writel(
MFI_INIT_CLEAR_HANDSHAKE|MFI_INIT_HOTPLUG,
&instance->reg_set->doorbell);
@@ -2657,7 +2692,9 @@ megasas_transition_to_ready(struct megasas_instance* instance)
(instance->pdev->device ==
PCI_DEVICE_ID_LSI_SAS0071SKINNY) ||
(instance->pdev->device ==
- PCI_DEVICE_ID_LSI_FUSION)) {
+ PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_INVADER)) {
writel(MFI_INIT_HOTPLUG,
&instance->reg_set->doorbell);
} else
@@ -2678,11 +2715,15 @@ megasas_transition_to_ready(struct megasas_instance* instance)
(instance->pdev->device ==
PCI_DEVICE_ID_LSI_SAS0071SKINNY) ||
(instance->pdev->device
- == PCI_DEVICE_ID_LSI_FUSION)) {
+ == PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device
+ == PCI_DEVICE_ID_LSI_INVADER)) {
writel(MFI_RESET_FLAGS,
&instance->reg_set->doorbell);
- 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_INVADER)) {
for (i = 0; i < (10 * 1000); i += 20) {
if (readl(
&instance->
@@ -2905,6 +2946,10 @@ static int megasas_create_frame_pool(struct megasas_instance *instance)
memset(cmd->frame, 0, total_sz);
cmd->frame->io.context = cmd->index;
cmd->frame->io.pad_0 = 0;
+ if ((instance->pdev->device != PCI_DEVICE_ID_LSI_FUSION) &&
+ (instance->pdev->device != PCI_DEVICE_ID_LSI_INVADER) &&
+ (reset_devices))
+ cmd->frame->hdr.cmd = MFI_CMD_INVALID;
}
return 0;
@@ -3454,21 +3499,23 @@ static int megasas_init_fw(struct megasas_instance *instance)
u32 max_sectors_1;
u32 max_sectors_2;
u32 tmp_sectors, msix_enable;
+ resource_size_t base_addr;
struct megasas_register_set __iomem *reg_set;
struct megasas_ctrl_info *ctrl_info;
unsigned long bar_list;
+ int i;
/* Find first memory bar */
bar_list = pci_select_bars(instance->pdev, IORESOURCE_MEM);
instance->bar = find_first_bit(&bar_list, sizeof(unsigned long));
- instance->base_addr = pci_resource_start(instance->pdev, instance->bar);
if (pci_request_selected_regions(instance->pdev, instance->bar,
"megasas: LSI")) {
printk(KERN_DEBUG "megasas: IO memory region busy!\n");
return -EBUSY;
}
- instance->reg_set = ioremap_nocache(instance->base_addr, 8192);
+ base_addr = pci_resource_start(instance->pdev, instance->bar);
+ instance->reg_set = ioremap_nocache(base_addr, 8192);
if (!instance->reg_set) {
printk(KERN_DEBUG "megasas: Failed to map IO mem\n");
@@ -3479,6 +3526,7 @@ static int megasas_init_fw(struct megasas_instance *instance)
switch (instance->pdev->device) {
case PCI_DEVICE_ID_LSI_FUSION:
+ case PCI_DEVICE_ID_LSI_INVADER:
instance->instancet = &megasas_instance_template_fusion;
break;
case PCI_DEVICE_ID_LSI_SAS1078R:
@@ -3500,18 +3548,52 @@ static int megasas_init_fw(struct megasas_instance *instance)
break;
}
- /*
- * We expect the FW state to be READY
- */
- if (megasas_transition_to_ready(instance))
- goto fail_ready_state;
+ if (megasas_transition_to_ready(instance, 0)) {
+ atomic_set(&instance->fw_reset_no_pci_access, 1);
+ instance->instancet->adp_reset
+ (instance, instance->reg_set);
+ atomic_set(&instance->fw_reset_no_pci_access, 0);
+ dev_info(&instance->pdev->dev,
+ "megasas: FW restarted successfully from %s!\n",
+ __func__);
+
+ /*waitting for about 30 second before retry*/
+ ssleep(30);
+
+ if (megasas_transition_to_ready(instance, 0))
+ goto fail_ready_state;
+ }
/* Check if MSI-X is supported while in ready state */
msix_enable = (instance->instancet->read_fw_status_reg(reg_set) &
0x4000000) >> 0x1a;
- if (msix_enable && !msix_disable &&
- !pci_enable_msix(instance->pdev, &instance->msixentry, 1))
- instance->msi_flag = 1;
+ if (msix_enable && !msix_disable) {
+ /* Check max MSI-X vectors */
+ if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) ||
+ (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER)) {
+ instance->msix_vectors = (readl(&instance->reg_set->
+ outbound_scratch_pad_2
+ ) & 0x1F) + 1;
+ } else
+ instance->msix_vectors = 1;
+ /* Don't bother allocating more MSI-X vectors than cpus */
+ instance->msix_vectors = min(instance->msix_vectors,
+ (unsigned int)num_online_cpus());
+ for (i = 0; i < instance->msix_vectors; i++)
+ instance->msixentry[i].entry = i;
+ i = pci_enable_msix(instance->pdev, instance->msixentry,
+ instance->msix_vectors);
+ if (i >= 0) {
+ if (i) {
+ if (!pci_enable_msix(instance->pdev,
+ instance->msixentry, i))
+ instance->msix_vectors = i;
+ else
+ instance->msix_vectors = 0;
+ }
+ } else
+ instance->msix_vectors = 0;
+ }
/* Get operational params, sge flags, send init cmd to controller */
if (instance->instancet->init_adapter(instance))
@@ -3875,7 +3957,8 @@ static int megasas_io_attach(struct megasas_instance *instance)
host->max_cmd_len = 16;
/* Fusion only supports host reset */
- 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_INVADER)) {
host->hostt->eh_device_reset_handler = NULL;
host->hostt->eh_bus_reset_handler = NULL;
}
@@ -3925,7 +4008,7 @@ fail_set_dma_mask:
static int __devinit
megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
{
- int rval, pos;
+ int rval, pos, i, j;
struct Scsi_Host *host;
struct megasas_instance *instance;
u16 control = 0;
@@ -3985,6 +4068,7 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
switch (instance->pdev->device) {
case PCI_DEVICE_ID_LSI_FUSION:
+ case PCI_DEVICE_ID_LSI_INVADER:
{
struct fusion_context *fusion;
@@ -4076,7 +4160,8 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
instance->last_time = 0;
instance->disableOnlineCtrlReset = 1;
- 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_INVADER))
INIT_WORK(&instance->work_init, megasas_fusion_ocr_wq);
else
INIT_WORK(&instance->work_init, process_fw_state_change_wq);
@@ -4090,11 +4175,32 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
/*
* Register IRQ
*/
- if (request_irq(instance->msi_flag ? instance->msixentry.vector :
- pdev->irq, instance->instancet->service_isr,
- IRQF_SHARED, "megasas", instance)) {
- printk(KERN_DEBUG "megasas: Failed to register IRQ\n");
- goto fail_irq;
+ if (instance->msix_vectors) {
+ for (i = 0 ; i < instance->msix_vectors; i++) {
+ instance->irq_context[i].instance = instance;
+ instance->irq_context[i].MSIxIndex = i;
+ if (request_irq(instance->msixentry[i].vector,
+ instance->instancet->service_isr, 0,
+ "megasas",
+ &instance->irq_context[i])) {
+ printk(KERN_DEBUG "megasas: Failed to "
+ "register IRQ for vector %d.\n", i);
+ for (j = 0 ; j < i ; j++)
+ free_irq(
+ instance->msixentry[j].vector,
+ &instance->irq_context[j]);
+ goto fail_irq;
+ }
+ }
+ } else {
+ instance->irq_context[0].instance = instance;
+ instance->irq_context[0].MSIxIndex = 0;
+ if (request_irq(pdev->irq, instance->instancet->service_isr,
+ IRQF_SHARED, "megasas",
+ &instance->irq_context[0])) {
+ printk(KERN_DEBUG "megasas: Failed to register IRQ\n");
+ goto fail_irq;
+ }
}
instance->instancet->enable_intr(instance->reg_set);
@@ -4138,15 +4244,20 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
pci_set_drvdata(pdev, NULL);
instance->instancet->disable_intr(instance->reg_set);
- free_irq(instance->msi_flag ? instance->msixentry.vector :
- instance->pdev->irq, instance);
+ if (instance->msix_vectors)
+ for (i = 0 ; i < instance->msix_vectors; i++)
+ free_irq(instance->msixentry[i].vector,
+ &instance->irq_context[i]);
+ else
+ free_irq(instance->pdev->irq, &instance->irq_context[0]);
fail_irq:
- 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_INVADER))
megasas_release_fusion(instance);
else
megasas_release_mfi(instance);
fail_init_mfi:
- if (instance->msi_flag)
+ if (instance->msix_vectors)
pci_disable_msix(instance->pdev);
fail_alloc_dma_buf:
if (instance->evt_detail)
@@ -4262,6 +4373,7 @@ megasas_suspend(struct pci_dev *pdev, pm_message_t state)
{
struct Scsi_Host *host;
struct megasas_instance *instance;
+ int i;
instance = pci_get_drvdata(pdev);
host = instance->host;
@@ -4285,9 +4397,14 @@ megasas_suspend(struct pci_dev *pdev, pm_message_t state)
pci_set_drvdata(instance->pdev, instance);
instance->instancet->disable_intr(instance->reg_set);
- free_irq(instance->msi_flag ? instance->msixentry.vector :
- instance->pdev->irq, instance);
- if (instance->msi_flag)
+
+ if (instance->msix_vectors)
+ for (i = 0 ; i < instance->msix_vectors; i++)
+ free_irq(instance->msixentry[i].vector,
+ &instance->irq_context[i]);
+ else
+ free_irq(instance->pdev->irq, &instance->irq_context[0]);
+ if (instance->msix_vectors)
pci_disable_msix(instance->pdev);
pci_save_state(pdev);
@@ -4305,7 +4422,7 @@ megasas_suspend(struct pci_dev *pdev, pm_message_t state)
static int
megasas_resume(struct pci_dev *pdev)
{
- int rval;
+ int rval, i, j;
struct Scsi_Host *host;
struct megasas_instance *instance;
@@ -4339,15 +4456,17 @@ megasas_resume(struct pci_dev *pdev)
/*
* We expect the FW state to be READY
*/
- if (megasas_transition_to_ready(instance))
+ if (megasas_transition_to_ready(instance, 0))
goto fail_ready_state;
/* Now re-enable MSI-X */
- if (instance->msi_flag)
- pci_enable_msix(instance->pdev, &instance->msixentry, 1);
+ if (instance->msix_vectors)
+ pci_enable_msix(instance->pdev, instance->msixentry,
+ instance->msix_vectors);
switch (instance->pdev->device) {
case PCI_DEVICE_ID_LSI_FUSION:
+ case PCI_DEVICE_ID_LSI_INVADER:
{
megasas_reset_reply_desc(instance);
if (megasas_ioc_init_fusion(instance)) {
@@ -4373,11 +4492,32 @@ megasas_resume(struct pci_dev *pdev)
/*
* Register IRQ
*/
- if (request_irq(instance->msi_flag ? instance->msixentry.vector :
- pdev->irq, instance->instancet->service_isr,
- IRQF_SHARED, "megasas", instance)) {
- printk(KERN_ERR "megasas: Failed to register IRQ\n");
- goto fail_irq;
+ if (instance->msix_vectors) {
+ for (i = 0 ; i < instance->msix_vectors; i++) {
+ instance->irq_context[i].instance = instance;
+ instance->irq_context[i].MSIxIndex = i;
+ if (request_irq(instance->msixentry[i].vector,
+ instance->instancet->service_isr, 0,
+ "megasas",
+ &instance->irq_context[i])) {
+ printk(KERN_DEBUG "megasas: Failed to "
+ "register IRQ for vector %d.\n", i);
+ for (j = 0 ; j < i ; j++)
+ free_irq(
+ instance->msixentry[j].vector,
+ &instance->irq_context[j]);
+ goto fail_irq;
+ }
+ }
+ } else {
+ instance->irq_context[0].instance = instance;
+ instance->irq_context[0].MSIxIndex = 0;
+ if (request_irq(pdev->irq, instance->instancet->service_isr,
+ IRQF_SHARED, "megasas",
+ &instance->irq_context[0])) {
+ printk(KERN_DEBUG "megasas: Failed to register IRQ\n");
+ goto fail_irq;
+ }
}
instance->instancet->enable_intr(instance->reg_set);
@@ -4474,13 +4614,18 @@ static void __devexit megasas_detach_one(struct pci_dev *pdev)
instance->instancet->disable_intr(instance->reg_set);
- free_irq(instance->msi_flag ? instance->msixentry.vector :
- instance->pdev->irq, instance);
- if (instance->msi_flag)
+ if (instance->msix_vectors)
+ for (i = 0 ; i < instance->msix_vectors; i++)
+ free_irq(instance->msixentry[i].vector,
+ &instance->irq_context[i]);
+ else
+ free_irq(instance->pdev->irq, &instance->irq_context[0]);
+ if (instance->msix_vectors)
pci_disable_msix(instance->pdev);
switch (instance->pdev->device) {
case PCI_DEVICE_ID_LSI_FUSION:
+ case PCI_DEVICE_ID_LSI_INVADER:
megasas_release_fusion(instance);
for (i = 0; i < 2 ; i++)
if (fusion->ld_map[i])
@@ -4521,14 +4666,20 @@ static void __devexit megasas_detach_one(struct pci_dev *pdev)
*/
static void megasas_shutdown(struct pci_dev *pdev)
{
+ int i;
struct megasas_instance *instance = pci_get_drvdata(pdev);
+
instance->unload = 1;
megasas_flush_cache(instance);
megasas_shutdown_controller(instance, MR_DCMD_CTRL_SHUTDOWN);
instance->instancet->disable_intr(instance->reg_set);
- free_irq(instance->msi_flag ? instance->msixentry.vector :
- instance->pdev->irq, instance);
- if (instance->msi_flag)
+ if (instance->msix_vectors)
+ for (i = 0 ; i < instance->msix_vectors; i++)
+ free_irq(instance->msixentry[i].vector,
+ &instance->irq_context[i]);
+ else
+ free_irq(instance->pdev->irq, &instance->irq_context[0]);
+ if (instance->msix_vectors)
pci_disable_msix(instance->pdev);
}