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-rw-r--r--drivers/scsi/megaraid/megaraid_mbox.c3
-rw-r--r--drivers/scsi/megaraid/megaraid_sas.h23
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c275
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fp.c27
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c193
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.h19
6 files changed, 399 insertions, 141 deletions
diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index 2e6619e..35bd138 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -67,10 +67,11 @@
*
* NEC MegaRAID PCI Express ROMB 1000 0408 1033 8287
*
- * For history of changes, see Documentation/ChangeLog.megaraid
+ * For history of changes, see Documentation/scsi/ChangeLog.megaraid
*/
#include <linux/slab.h>
+#include <linux/module.h>
#include "megaraid_mbox.h"
static int megaraid_init(void);
diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h
index 7370c08..049c22f 100644
--- a/drivers/scsi/megaraid/megaraid_sas.h
+++ b/drivers/scsi/megaraid/megaraid_sas.h
@@ -33,9 +33,9 @@
/*
* MegaRAID SAS Driver meta data
*/
-#define MEGASAS_VERSION "00.00.05.38-rc1"
-#define MEGASAS_RELDATE "May. 11, 2011"
-#define MEGASAS_EXT_VERSION "Wed. May. 11 17:00:00 PDT 2011"
+#define MEGASAS_VERSION "00.00.06.12-rc1"
+#define MEGASAS_RELDATE "Oct. 5, 2011"
+#define MEGASAS_EXT_VERSION "Wed. Oct. 5 17:00:00 PDT 2011"
/*
* Device IDs
@@ -48,6 +48,7 @@
#define PCI_DEVICE_ID_LSI_SAS0073SKINNY 0x0073
#define PCI_DEVICE_ID_LSI_SAS0071SKINNY 0x0071
#define PCI_DEVICE_ID_LSI_FUSION 0x005b
+#define PCI_DEVICE_ID_LSI_INVADER 0x005d
/*
* =====================================
@@ -138,6 +139,7 @@
#define MFI_CMD_ABORT 0x06
#define MFI_CMD_SMP 0x07
#define MFI_CMD_STP 0x08
+#define MFI_CMD_INVALID 0xff
#define MR_DCMD_CTRL_GET_INFO 0x01010000
#define MR_DCMD_LD_GET_LIST 0x03010000
@@ -221,6 +223,7 @@ enum MFI_STAT {
MFI_STAT_RESERVATION_IN_PROGRESS = 0x36,
MFI_STAT_I2C_ERRORS_DETECTED = 0x37,
MFI_STAT_PCI_ERRORS_DETECTED = 0x38,
+ MFI_STAT_CONFIG_SEQ_MISMATCH = 0x67,
MFI_STAT_INVALID_STATUS = 0xFF
};
@@ -716,7 +719,7 @@ struct megasas_ctrl_info {
#define MEGASAS_DEFAULT_INIT_ID -1
#define MEGASAS_MAX_LUN 8
#define MEGASAS_MAX_LD 64
-#define MEGASAS_DEFAULT_CMD_PER_LUN 128
+#define MEGASAS_DEFAULT_CMD_PER_LUN 256
#define MEGASAS_MAX_PD (MEGASAS_MAX_PD_CHANNELS * \
MEGASAS_MAX_DEV_PER_CHANNEL)
#define MEGASAS_MAX_LD_IDS (MEGASAS_MAX_LD_CHANNELS * \
@@ -755,6 +758,7 @@ struct megasas_ctrl_info {
#define MEGASAS_INT_CMDS 32
#define MEGASAS_SKINNY_INT_CMDS 5
+#define MEGASAS_MAX_MSIX_QUEUES 16
/*
* FW can accept both 32 and 64 bit SGLs. We want to allocate 32/64 bit
* SGLs based on the size of dma_addr_t
@@ -1276,6 +1280,11 @@ struct megasas_aen_event {
struct megasas_instance *instance;
};
+struct megasas_irq_context {
+ struct megasas_instance *instance;
+ u32 MSIxIndex;
+};
+
struct megasas_instance {
u32 *producer;
@@ -1286,7 +1295,6 @@ struct megasas_instance {
u32 *reply_queue;
dma_addr_t reply_queue_h;
- unsigned long base_addr;
struct megasas_register_set __iomem *reg_set;
struct megasas_pd_list pd_list[MEGASAS_MAX_PD];
@@ -1349,8 +1357,9 @@ struct megasas_instance {
/* Ptr to hba specific information */
void *ctrl_context;
- u8 msi_flag;
- struct msix_entry msixentry;
+ unsigned int msix_vectors;
+ struct msix_entry msixentry[MEGASAS_MAX_MSIX_QUEUES];
+ struct megasas_irq_context irq_context[MEGASAS_MAX_MSIX_QUEUES];
u64 map_id;
struct megasas_cmd *map_update_cmd;
unsigned long bar;
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);
}
diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c
index 8fe3a45..5255dd6 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fp.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fp.c
@@ -52,6 +52,7 @@
#include <scsi/scsi_host.h>
#include "megaraid_sas_fusion.h"
+#include "megaraid_sas.h"
#include <asm/div64.h>
#define ABS_DIFF(a, b) (((a) > (b)) ? ((a) - (b)) : ((b) - (a)))
@@ -226,8 +227,9 @@ u32 MR_GetSpanBlock(u32 ld, u64 row, u64 *span_blk,
* span - Span number
* block - Absolute Block number in the physical disk
*/
-u8 MR_GetPhyParams(u32 ld, u64 stripRow, u16 stripRef, u64 *pdBlock,
- u16 *pDevHandle, struct RAID_CONTEXT *pRAID_Context,
+u8 MR_GetPhyParams(struct megasas_instance *instance, u32 ld, u64 stripRow,
+ u16 stripRef, u64 *pdBlock, u16 *pDevHandle,
+ struct RAID_CONTEXT *pRAID_Context,
struct MR_FW_RAID_MAP_ALL *map)
{
struct MR_LD_RAID *raid = MR_LdRaidGet(ld, map);
@@ -279,7 +281,8 @@ u8 MR_GetPhyParams(u32 ld, u64 stripRow, u16 stripRef, u64 *pdBlock,
*pDevHandle = MR_PdDevHandleGet(pd, map);
else {
*pDevHandle = MR_PD_INVALID; /* set dev handle as invalid. */
- if (raid->level >= 5)
+ if ((raid->level >= 5) &&
+ (instance->pdev->device != PCI_DEVICE_ID_LSI_INVADER))
pRAID_Context->regLockFlags = REGION_TYPE_EXCLUSIVE;
else if (raid->level == 1) {
/* Get alternate Pd. */
@@ -288,7 +291,6 @@ u8 MR_GetPhyParams(u32 ld, u64 stripRow, u16 stripRef, u64 *pdBlock,
/* Get dev handle from Pd */
*pDevHandle = MR_PdDevHandleGet(pd, map);
}
- retval = FALSE;
}
*pdBlock += stripRef + MR_LdSpanPtrGet(ld, span, map)->startBlk;
@@ -307,7 +309,8 @@ u8 MR_GetPhyParams(u32 ld, u64 stripRow, u16 stripRef, u64 *pdBlock,
* This function will return 0 if region lock was acquired OR return num strips
*/
u8
-MR_BuildRaidContext(struct IO_REQUEST_INFO *io_info,
+MR_BuildRaidContext(struct megasas_instance *instance,
+ struct IO_REQUEST_INFO *io_info,
struct RAID_CONTEXT *pRAID_Context,
struct MR_FW_RAID_MAP_ALL *map)
{
@@ -395,8 +398,12 @@ MR_BuildRaidContext(struct IO_REQUEST_INFO *io_info,
}
pRAID_Context->timeoutValue = map->raidMap.fpPdIoTimeoutSec;
- pRAID_Context->regLockFlags = (isRead) ? REGION_TYPE_SHARED_READ :
- raid->regTypeReqOnWrite;
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER)
+ pRAID_Context->regLockFlags = (isRead) ?
+ raid->regTypeReqOnRead : raid->regTypeReqOnWrite;
+ else
+ pRAID_Context->regLockFlags = (isRead) ?
+ REGION_TYPE_SHARED_READ : raid->regTypeReqOnWrite;
pRAID_Context->VirtualDiskTgtId = raid->targetId;
pRAID_Context->regLockRowLBA = regStart;
pRAID_Context->regLockLength = regSize;
@@ -405,7 +412,8 @@ MR_BuildRaidContext(struct IO_REQUEST_INFO *io_info,
/*Get Phy Params only if FP capable, or else leave it to MR firmware
to do the calculation.*/
if (io_info->fpOkForIo) {
- retval = MR_GetPhyParams(ld, start_strip, ref_in_start_stripe,
+ retval = MR_GetPhyParams(instance, ld, start_strip,
+ ref_in_start_stripe,
&io_info->pdBlock,
&io_info->devHandle, pRAID_Context,
map);
@@ -416,7 +424,8 @@ MR_BuildRaidContext(struct IO_REQUEST_INFO *io_info,
} else if (isRead) {
uint stripIdx;
for (stripIdx = 0; stripIdx < num_strips; stripIdx++) {
- if (!MR_GetPhyParams(ld, start_strip + stripIdx,
+ if (!MR_GetPhyParams(instance, ld,
+ start_strip + stripIdx,
ref_in_start_stripe,
&io_info->pdBlock,
&io_info->devHandle,
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index f13e7ab..3e0f71c 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -74,7 +74,8 @@ megasas_issue_polled(struct megasas_instance *instance,
struct megasas_cmd *cmd);
u8
-MR_BuildRaidContext(struct IO_REQUEST_INFO *io_info,
+MR_BuildRaidContext(struct megasas_instance *instance,
+ struct IO_REQUEST_INFO *io_info,
struct RAID_CONTEXT *pRAID_Context,
struct MR_FW_RAID_MAP_ALL *map);
u16 MR_TargetIdToLdGet(u32 ldTgtId, struct MR_FW_RAID_MAP_ALL *map);
@@ -89,7 +90,7 @@ u8 MR_ValidateMapInfo(struct MR_FW_RAID_MAP_ALL *map,
struct LD_LOAD_BALANCE_INFO *lbInfo);
u16 get_updated_dev_handle(struct LD_LOAD_BALANCE_INFO *lbInfo,
struct IO_REQUEST_INFO *in_info);
-int megasas_transition_to_ready(struct megasas_instance *instance);
+int megasas_transition_to_ready(struct megasas_instance *instance, int ocr);
void megaraid_sas_kill_hba(struct megasas_instance *instance);
extern u32 megasas_dbg_lvl;
@@ -101,6 +102,10 @@ extern u32 megasas_dbg_lvl;
void
megasas_enable_intr_fusion(struct megasas_register_set __iomem *regs)
{
+ /* For Thunderbolt/Invader also clear intr on enable */
+ writel(~0, &regs->outbound_intr_status);
+ readl(&regs->outbound_intr_status);
+
writel(~MFI_FUSION_ENABLE_INTERRUPT_MASK, &(regs)->outbound_intr_mask);
/* Dummy readl to force pci flush */
@@ -139,11 +144,6 @@ megasas_clear_intr_fusion(struct megasas_register_set __iomem *regs)
if (!(status & MFI_FUSION_ENABLE_INTERRUPT_MASK))
return 0;
- /*
- * dummy read to flush PCI
- */
- readl(&regs->outbound_intr_status);
-
return 1;
}
@@ -385,7 +385,7 @@ static int megasas_create_frame_pool_fusion(struct megasas_instance *instance)
int
megasas_alloc_cmds_fusion(struct megasas_instance *instance)
{
- int i, j;
+ int i, j, count;
u32 max_cmd, io_frames_sz;
struct fusion_context *fusion;
struct megasas_cmd_fusion *cmd;
@@ -409,9 +409,10 @@ megasas_alloc_cmds_fusion(struct megasas_instance *instance)
goto fail_req_desc;
}
+ count = instance->msix_vectors > 0 ? instance->msix_vectors : 1;
fusion->reply_frames_desc_pool =
pci_pool_create("reply_frames pool", instance->pdev,
- fusion->reply_alloc_sz, 16, 0);
+ fusion->reply_alloc_sz * count, 16, 0);
if (!fusion->reply_frames_desc_pool) {
printk(KERN_ERR "megasas; Could not allocate memory for "
@@ -430,7 +431,7 @@ megasas_alloc_cmds_fusion(struct megasas_instance *instance)
}
reply_desc = fusion->reply_frames_desc;
- for (i = 0; i < fusion->reply_q_depth; i++, reply_desc++)
+ for (i = 0; i < fusion->reply_q_depth * count; i++, reply_desc++)
reply_desc->Words = ULLONG_MAX;
io_frames_sz = fusion->io_frames_alloc_sz;
@@ -590,7 +591,6 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
struct megasas_init_frame *init_frame;
struct MPI2_IOC_INIT_REQUEST *IOCInitMessage;
dma_addr_t ioc_init_handle;
- u32 context;
struct megasas_cmd *cmd;
u8 ret;
struct fusion_context *fusion;
@@ -634,14 +634,13 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
fusion->reply_frames_desc_phys;
IOCInitMessage->SystemRequestFrameBaseAddress =
fusion->io_request_frames_phys;
-
+ /* Set to 0 for none or 1 MSI-X vectors */
+ IOCInitMessage->HostMSIxVectors = (instance->msix_vectors > 0 ?
+ instance->msix_vectors : 0);
init_frame = (struct megasas_init_frame *)cmd->frame;
memset(init_frame, 0, MEGAMFI_FRAME_SIZE);
frame_hdr = &cmd->frame->hdr;
- context = init_frame->context;
- init_frame->context = context;
-
frame_hdr->cmd_status = 0xFF;
frame_hdr->flags |= MFI_FRAME_DONT_POST_IN_REPLY_QUEUE;
@@ -881,7 +880,7 @@ megasas_init_adapter_fusion(struct megasas_instance *instance)
struct megasas_register_set __iomem *reg_set;
struct fusion_context *fusion;
u32 max_cmd;
- int i = 0;
+ int i = 0, count;
fusion = instance->ctrl_context;
@@ -933,7 +932,9 @@ megasas_init_adapter_fusion(struct megasas_instance *instance)
(MEGA_MPI2_RAID_DEFAULT_IO_FRAME_SIZE -
sizeof(union MPI2_SGE_IO_UNION))/16;
- fusion->last_reply_idx = 0;
+ count = instance->msix_vectors > 0 ? instance->msix_vectors : 1;
+ for (i = 0 ; i < count; i++)
+ fusion->last_reply_idx[i] = 0;
/*
* Allocate memory for descriptors
@@ -1043,7 +1044,9 @@ map_cmd_status(struct megasas_cmd_fusion *cmd, u8 status, u8 ext_status)
case MFI_STAT_DEVICE_NOT_FOUND:
cmd->scmd->result = DID_BAD_TARGET << 16;
break;
-
+ case MFI_STAT_CONFIG_SEQ_MISMATCH:
+ cmd->scmd->result = DID_IMM_RETRY << 16;
+ break;
default:
printk(KERN_DEBUG "megasas: FW status %#x\n", status);
cmd->scmd->result = DID_ERROR << 16;
@@ -1066,14 +1069,17 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
struct MPI25_IEEE_SGE_CHAIN64 *sgl_ptr,
struct megasas_cmd_fusion *cmd)
{
- int i, sg_processed;
- int sge_count, sge_idx;
+ int i, sg_processed, sge_count;
struct scatterlist *os_sgl;
struct fusion_context *fusion;
fusion = instance->ctrl_context;
- cmd->io_request->ChainOffset = 0;
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ struct MPI25_IEEE_SGE_CHAIN64 *sgl_ptr_end = sgl_ptr;
+ sgl_ptr_end += fusion->max_sge_in_main_msg - 1;
+ sgl_ptr_end->Flags = 0;
+ }
sge_count = scsi_dma_map(scp);
@@ -1082,16 +1088,14 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
if (sge_count > instance->max_num_sge || !sge_count)
return sge_count;
- if (sge_count > fusion->max_sge_in_main_msg) {
- /* One element to store the chain info */
- sge_idx = fusion->max_sge_in_main_msg - 1;
- } else
- sge_idx = sge_count;
-
scsi_for_each_sg(scp, os_sgl, sge_count, i) {
sgl_ptr->Length = sg_dma_len(os_sgl);
sgl_ptr->Address = sg_dma_address(os_sgl);
sgl_ptr->Flags = 0;
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ if (i == sge_count - 1)
+ sgl_ptr->Flags = IEEE_SGE_FLAGS_END_OF_LIST;
+ }
sgl_ptr++;
sg_processed = i + 1;
@@ -1100,13 +1104,30 @@ megasas_make_sgl_fusion(struct megasas_instance *instance,
(sge_count > fusion->max_sge_in_main_msg)) {
struct MPI25_IEEE_SGE_CHAIN64 *sg_chain;
- cmd->io_request->ChainOffset =
- fusion->chain_offset_io_request;
+ if (instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_INVADER) {
+ if ((cmd->io_request->IoFlags &
+ MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH) !=
+ MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH)
+ cmd->io_request->ChainOffset =
+ fusion->
+ chain_offset_io_request;
+ else
+ cmd->io_request->ChainOffset = 0;
+ } else
+ cmd->io_request->ChainOffset =
+ fusion->chain_offset_io_request;
+
sg_chain = sgl_ptr;
/* Prepare chain element */
sg_chain->NextChainOffset = 0;
- sg_chain->Flags = (IEEE_SGE_FLAGS_CHAIN_ELEMENT |
- MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR);
+ if (instance->pdev->device ==
+ PCI_DEVICE_ID_LSI_INVADER)
+ sg_chain->Flags = IEEE_SGE_FLAGS_CHAIN_ELEMENT;
+ else
+ sg_chain->Flags =
+ (IEEE_SGE_FLAGS_CHAIN_ELEMENT |
+ MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR);
sg_chain->Length = (sizeof(union MPI2_SGE_IO_UNION)
*(sge_count - sg_processed));
sg_chain->Address = cmd->sg_frame_phys_addr;
@@ -1399,11 +1420,18 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
io_request->RaidContext.regLockFlags = 0;
fp_possible = 0;
} else {
- if (MR_BuildRaidContext(&io_info, &io_request->RaidContext,
+ if (MR_BuildRaidContext(instance, &io_info,
+ &io_request->RaidContext,
local_map_ptr))
fp_possible = io_info.fpOkForIo;
}
+ /* Use raw_smp_processor_id() for now until cmd->request->cpu is CPU
+ id by default, not CPU group id, otherwise all MSI-X queues won't
+ be utilized */
+ cmd->request_desc->SCSIIO.MSIxIndex = instance->msix_vectors ?
+ raw_smp_processor_id() % instance->msix_vectors : 0;
+
if (fp_possible) {
megasas_set_pd_lba(io_request, scp->cmd_len, &io_info, scp,
local_map_ptr, start_lba_lo);
@@ -1412,6 +1440,20 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
cmd->request_desc->SCSIIO.RequestFlags =
(MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY
<< MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ if (io_request->RaidContext.regLockFlags ==
+ REGION_TYPE_UNUSED)
+ cmd->request_desc->SCSIIO.RequestFlags =
+ (MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK <<
+ MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ io_request->RaidContext.Type = MPI2_TYPE_CUDA;
+ io_request->RaidContext.nseg = 0x1;
+ io_request->IoFlags |=
+ MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH;
+ io_request->RaidContext.regLockFlags |=
+ (MR_RL_FLAGS_GRANT_DESTINATION_CUDA |
+ MR_RL_FLAGS_SEQ_NUM_ENABLE);
+ }
if ((fusion->load_balance_info[device_id].loadBalanceFlag) &&
(io_info.isRead)) {
io_info.devHandle =
@@ -1426,11 +1468,23 @@ megasas_build_ldio_fusion(struct megasas_instance *instance,
} else {
io_request->RaidContext.timeoutValue =
local_map_ptr->raidMap.fpPdIoTimeoutSec;
- io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST;
- io_request->DevHandle = device_id;
cmd->request_desc->SCSIIO.RequestFlags =
(MEGASAS_REQ_DESCRIPT_FLAGS_LD_IO
<< MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ if (io_request->RaidContext.regLockFlags ==
+ REGION_TYPE_UNUSED)
+ cmd->request_desc->SCSIIO.RequestFlags =
+ (MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK <<
+ MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
+ io_request->RaidContext.Type = MPI2_TYPE_CUDA;
+ io_request->RaidContext.regLockFlags |=
+ (MR_RL_FLAGS_GRANT_DESTINATION_CPU0 |
+ MR_RL_FLAGS_SEQ_NUM_ENABLE);
+ io_request->RaidContext.nseg = 0x1;
+ }
+ io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST;
+ io_request->DevHandle = device_id;
} /* Not FP */
}
@@ -1513,8 +1567,10 @@ megasas_build_io_fusion(struct megasas_instance *instance,
io_request->EEDPFlags = 0;
io_request->Control = 0;
io_request->EEDPBlockSize = 0;
- io_request->IoFlags = 0;
+ io_request->ChainOffset = 0;
io_request->RaidContext.RAIDFlags = 0;
+ io_request->RaidContext.Type = 0;
+ io_request->RaidContext.nseg = 0;
memcpy(io_request->CDB.CDB32, scp->cmnd, scp->cmd_len);
/*
@@ -1612,7 +1668,6 @@ megasas_build_and_issue_cmd_fusion(struct megasas_instance *instance,
req_desc->Words = 0;
cmd->request_desc = req_desc;
- cmd->request_desc->Words = 0;
if (megasas_build_io_fusion(instance, scmd, cmd)) {
megasas_return_cmd_fusion(instance, cmd);
@@ -1647,7 +1702,7 @@ megasas_build_and_issue_cmd_fusion(struct megasas_instance *instance,
* Completes all commands that is in reply descriptor queue
*/
int
-complete_cmd_fusion(struct megasas_instance *instance)
+complete_cmd_fusion(struct megasas_instance *instance, u32 MSIxIndex)
{
union MPI2_REPLY_DESCRIPTORS_UNION *desc;
struct MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR *reply_desc;
@@ -1667,7 +1722,9 @@ complete_cmd_fusion(struct megasas_instance *instance)
return IRQ_HANDLED;
desc = fusion->reply_frames_desc;
- desc += fusion->last_reply_idx;
+ desc += ((MSIxIndex * fusion->reply_alloc_sz)/
+ sizeof(union MPI2_REPLY_DESCRIPTORS_UNION)) +
+ fusion->last_reply_idx[MSIxIndex];
reply_desc = (struct MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR *)desc;
@@ -1740,16 +1797,19 @@ complete_cmd_fusion(struct megasas_instance *instance)
break;
}
- fusion->last_reply_idx++;
- if (fusion->last_reply_idx >= fusion->reply_q_depth)
- fusion->last_reply_idx = 0;
+ fusion->last_reply_idx[MSIxIndex]++;
+ if (fusion->last_reply_idx[MSIxIndex] >=
+ fusion->reply_q_depth)
+ fusion->last_reply_idx[MSIxIndex] = 0;
desc->Words = ULLONG_MAX;
num_completed++;
/* Get the next reply descriptor */
- if (!fusion->last_reply_idx)
- desc = fusion->reply_frames_desc;
+ if (!fusion->last_reply_idx[MSIxIndex])
+ desc = fusion->reply_frames_desc +
+ ((MSIxIndex * fusion->reply_alloc_sz)/
+ sizeof(union MPI2_REPLY_DESCRIPTORS_UNION));
else
desc++;
@@ -1769,7 +1829,7 @@ complete_cmd_fusion(struct megasas_instance *instance)
return IRQ_NONE;
wmb();
- writel(fusion->last_reply_idx,
+ writel((MSIxIndex << 24) | fusion->last_reply_idx[MSIxIndex],
&instance->reg_set->reply_post_host_index);
megasas_check_and_restore_queue_depth(instance);
return IRQ_HANDLED;
@@ -1787,6 +1847,9 @@ megasas_complete_cmd_dpc_fusion(unsigned long instance_addr)
struct megasas_instance *instance =
(struct megasas_instance *)instance_addr;
unsigned long flags;
+ u32 count, MSIxIndex;
+
+ count = instance->msix_vectors > 0 ? instance->msix_vectors : 1;
/* If we have already declared adapter dead, donot complete cmds */
spin_lock_irqsave(&instance->hba_lock, flags);
@@ -1797,7 +1860,8 @@ megasas_complete_cmd_dpc_fusion(unsigned long instance_addr)
spin_unlock_irqrestore(&instance->hba_lock, flags);
spin_lock_irqsave(&instance->completion_lock, flags);
- complete_cmd_fusion(instance);
+ for (MSIxIndex = 0 ; MSIxIndex < count; MSIxIndex++)
+ complete_cmd_fusion(instance, MSIxIndex);
spin_unlock_irqrestore(&instance->completion_lock, flags);
}
@@ -1806,20 +1870,24 @@ megasas_complete_cmd_dpc_fusion(unsigned long instance_addr)
*/
irqreturn_t megasas_isr_fusion(int irq, void *devp)
{
- struct megasas_instance *instance = (struct megasas_instance *)devp;
+ struct megasas_irq_context *irq_context = devp;
+ struct megasas_instance *instance = irq_context->instance;
u32 mfiStatus, fw_state;
- if (!instance->msi_flag) {
+ if (!instance->msix_vectors) {
mfiStatus = instance->instancet->clear_intr(instance->reg_set);
if (!mfiStatus)
return IRQ_NONE;
}
/* If we are resetting, bail */
- if (test_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags))
+ if (test_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags)) {
+ instance->instancet->clear_intr(instance->reg_set);
return IRQ_HANDLED;
+ }
- if (!complete_cmd_fusion(instance)) {
+ if (!complete_cmd_fusion(instance, irq_context->MSIxIndex)) {
+ instance->instancet->clear_intr(instance->reg_set);
/* If we didn't complete any commands, check for FW fault */
fw_state = instance->instancet->read_fw_status_reg(
instance->reg_set) & MFI_STATE_MASK;
@@ -1866,6 +1934,14 @@ build_mpt_mfi_pass_thru(struct megasas_instance *instance,
fusion = instance->ctrl_context;
io_req = cmd->io_request;
+
+ if (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) {
+ struct MPI25_IEEE_SGE_CHAIN64 *sgl_ptr_end =
+ (struct MPI25_IEEE_SGE_CHAIN64 *)&io_req->SGL;
+ sgl_ptr_end += fusion->max_sge_in_main_msg - 1;
+ sgl_ptr_end->Flags = 0;
+ }
+
mpi25_ieee_chain =
(struct MPI25_IEEE_SGE_CHAIN64 *)&io_req->SGL.IeeeChain;
@@ -1928,15 +2004,12 @@ megasas_issue_dcmd_fusion(struct megasas_instance *instance,
struct megasas_cmd *cmd)
{
union MEGASAS_REQUEST_DESCRIPTOR_UNION *req_desc;
- union desc_value d_val;
req_desc = build_mpt_cmd(instance, cmd);
if (!req_desc) {
printk(KERN_ERR "Couldn't issue MFI pass thru cmd\n");
return;
}
- d_val.word = req_desc->Words;
-
instance->instancet->fire_cmd(instance, req_desc->u.low,
req_desc->u.high, instance->reg_set);
}
@@ -2029,14 +2102,16 @@ out:
void megasas_reset_reply_desc(struct megasas_instance *instance)
{
- int i;
+ int i, count;
struct fusion_context *fusion;
union MPI2_REPLY_DESCRIPTORS_UNION *reply_desc;
fusion = instance->ctrl_context;
- fusion->last_reply_idx = 0;
+ count = instance->msix_vectors > 0 ? instance->msix_vectors : 1;
+ for (i = 0 ; i < count ; i++)
+ fusion->last_reply_idx[i] = 0;
reply_desc = fusion->reply_frames_desc;
- for (i = 0 ; i < fusion->reply_q_depth; i++, reply_desc++)
+ for (i = 0 ; i < fusion->reply_q_depth * count; i++, reply_desc++)
reply_desc->Words = ULLONG_MAX;
}
@@ -2057,8 +2132,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) {
printk(KERN_WARNING "megaraid_sas: Hardware critical error, "
"returning FAILED.\n");
- retval = FAILED;
- goto out;
+ return FAILED;
}
mutex_lock(&instance->reset_mutex);
@@ -2173,7 +2247,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
}
/* Wait for FW to become ready */
- if (megasas_transition_to_ready(instance)) {
+ if (megasas_transition_to_ready(instance, 1)) {
printk(KERN_WARNING "megaraid_sas: Failed to "
"transition controller to ready.\n");
continue;
@@ -2186,6 +2260,8 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
continue;
}
+ clear_bit(MEGASAS_FUSION_IN_RESET,
+ &instance->reset_flags);
instance->instancet->enable_intr(instance->reg_set);
instance->adprecovery = MEGASAS_HBA_OPERATIONAL;
@@ -2247,6 +2323,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
megaraid_sas_kill_hba(instance);
retval = FAILED;
} else {
+ clear_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags);
instance->instancet->enable_intr(instance->reg_set);
instance->adprecovery = MEGASAS_HBA_OPERATIONAL;
}
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.h b/drivers/scsi/megaraid/megaraid_sas_fusion.h
index 82b577a..088c9f9 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.h
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.h
@@ -43,6 +43,15 @@
#define HOST_DIAG_WRITE_ENABLE 0x80
#define HOST_DIAG_RESET_ADAPTER 0x4
#define MEGASAS_FUSION_MAX_RESET_TRIES 3
+#define MAX_MSIX_QUEUES_FUSION 16
+
+/* Invader defines */
+#define MPI2_TYPE_CUDA 0x2
+#define MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH 0x4000
+#define MR_RL_FLAGS_GRANT_DESTINATION_CPU0 0x00
+#define MR_RL_FLAGS_GRANT_DESTINATION_CPU1 0x10
+#define MR_RL_FLAGS_GRANT_DESTINATION_CUDA 0x80
+#define MR_RL_FLAGS_SEQ_NUM_ENABLE 0x8
/* T10 PI defines */
#define MR_PROT_INFO_TYPE_CONTROLLER 0x8
@@ -70,7 +79,7 @@ enum MR_RAID_FLAGS_IO_SUB_TYPE {
*/
#define MEGASAS_REQ_DESCRIPT_FLAGS_LD_IO 0x7
#define MEGASAS_REQ_DESCRIPT_FLAGS_MFA 0x1
-
+#define MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK 0x2
#define MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT 1
#define MEGASAS_FP_CMD_LEN 16
@@ -82,7 +91,9 @@ enum MR_RAID_FLAGS_IO_SUB_TYPE {
*/
struct RAID_CONTEXT {
- u16 resvd0;
+ u8 Type:4;
+ u8 nseg:4;
+ u8 resvd0;
u16 timeoutValue;
u8 regLockFlags;
u8 resvd1;
@@ -527,7 +538,7 @@ struct MR_LD_RAID {
u8 ldState;
u8 regTypeReqOnWrite;
u8 modFactor;
- u8 reserved2[1];
+ u8 regTypeReqOnRead;
u16 seqNum;
struct {
@@ -663,7 +674,7 @@ struct fusion_context {
union MPI2_REPLY_DESCRIPTORS_UNION *reply_frames_desc;
struct dma_pool *reply_frames_desc_pool;
- u16 last_reply_idx;
+ u16 last_reply_idx[MAX_MSIX_QUEUES_FUSION];
u32 reply_q_depth;
u32 request_alloc_sz;
generated by cgit v1.1 at 2024-04-30 23:22:56 +0000