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-rw-r--r--drivers/message/fusion/mptbase.c92
-rw-r--r--drivers/message/fusion/mptbase.h72
-rw-r--r--drivers/message/fusion/mptsas.c47
-rw-r--r--drivers/message/fusion/mptscsih.c20
-rw-r--r--drivers/message/fusion/mptscsih.h1
5 files changed, 186 insertions, 46 deletions
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 7956a10..e9c6a60 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -63,6 +63,8 @@
#ifdef CONFIG_MTRR
#include <asm/mtrr.h>
#endif
+#include <linux/kthread.h>
+#include <scsi/scsi_host.h>
#include "mptbase.h"
#include "lsi/mpi_log_fc.h"
@@ -323,6 +325,32 @@ mpt_is_discovery_complete(MPT_ADAPTER *ioc)
return rc;
}
+
+/**
+ * mpt_remove_dead_ioc_func - kthread context to remove dead ioc
+ * @arg: input argument, used to derive ioc
+ *
+ * Return 0 if controller is removed from pci subsystem.
+ * Return -1 for other case.
+ */
+static int mpt_remove_dead_ioc_func(void *arg)
+{
+ MPT_ADAPTER *ioc = (MPT_ADAPTER *)arg;
+ struct pci_dev *pdev;
+
+ if ((ioc == NULL))
+ return -1;
+
+ pdev = ioc->pcidev;
+ if ((pdev == NULL))
+ return -1;
+
+ pci_remove_bus_device(pdev);
+ return 0;
+}
+
+
+
/**
* mpt_fault_reset_work - work performed on workq after ioc fault
* @work: input argument, used to derive ioc
@@ -336,12 +364,45 @@ mpt_fault_reset_work(struct work_struct *work)
u32 ioc_raw_state;
int rc;
unsigned long flags;
+ MPT_SCSI_HOST *hd;
+ struct task_struct *p;
if (ioc->ioc_reset_in_progress || !ioc->active)
goto out;
+
ioc_raw_state = mpt_GetIocState(ioc, 0);
- if ((ioc_raw_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_FAULT) {
+ if ((ioc_raw_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_MASK) {
+ printk(MYIOC_s_INFO_FMT "%s: IOC is non-operational !!!!\n",
+ ioc->name, __func__);
+
+ /*
+ * Call mptscsih_flush_pending_cmds callback so that we
+ * flush all pending commands back to OS.
+ * This call is required to aovid deadlock at block layer.
+ * Dead IOC will fail to do diag reset,and this call is safe
+ * since dead ioc will never return any command back from HW.
+ */
+ hd = shost_priv(ioc->sh);
+ ioc->schedule_dead_ioc_flush_running_cmds(hd);
+
+ /*Remove the Dead Host */
+ p = kthread_run(mpt_remove_dead_ioc_func, ioc,
+ "mpt_dead_ioc_%d", ioc->id);
+ if (IS_ERR(p)) {
+ printk(MYIOC_s_ERR_FMT
+ "%s: Running mpt_dead_ioc thread failed !\n",
+ ioc->name, __func__);
+ } else {
+ printk(MYIOC_s_WARN_FMT
+ "%s: Running mpt_dead_ioc thread success !\n",
+ ioc->name, __func__);
+ }
+ return; /* don't rearm timer */
+ }
+
+ if ((ioc_raw_state & MPI_IOC_STATE_MASK)
+ == MPI_IOC_STATE_FAULT) {
printk(MYIOC_s_WARN_FMT "IOC is in FAULT state (%04xh)!!!\n",
ioc->name, ioc_raw_state & MPI_DOORBELL_DATA_MASK);
printk(MYIOC_s_WARN_FMT "Issuing HardReset from %s!!\n",
@@ -6413,8 +6474,19 @@ mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *pCfg)
pReq->Action, ioc->mptbase_cmds.status, timeleft));
if (ioc->mptbase_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET)
goto out;
- if (!timeleft)
+ if (!timeleft) {
+ spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+ if (ioc->ioc_reset_in_progress) {
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock,
+ flags);
+ printk(MYIOC_s_INFO_FMT "%s: host reset in"
+ " progress mpt_config timed out.!!\n",
+ __func__, ioc->name);
+ return -EFAULT;
+ }
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
issue_hard_reset = 1;
+ }
goto out;
}
@@ -7128,7 +7200,18 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
if (ioc->ioc_reset_in_progress) {
spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
- return 0;
+ ioc->wait_on_reset_completion = 1;
+ do {
+ ssleep(1);
+ } while (ioc->ioc_reset_in_progress == 1);
+ ioc->wait_on_reset_completion = 0;
+ return ioc->reset_status;
+ }
+ if (ioc->wait_on_reset_completion) {
+ spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+ rc = 0;
+ time_count = jiffies;
+ goto exit;
}
ioc->ioc_reset_in_progress = 1;
if (ioc->alt_ioc)
@@ -7165,6 +7248,7 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
ioc->ioc_reset_in_progress = 0;
ioc->taskmgmt_quiesce_io = 0;
ioc->taskmgmt_in_progress = 0;
+ ioc->reset_status = rc;
if (ioc->alt_ioc) {
ioc->alt_ioc->ioc_reset_in_progress = 0;
ioc->alt_ioc->taskmgmt_quiesce_io = 0;
@@ -7180,7 +7264,7 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
ioc->alt_ioc, MPT_IOC_POST_RESET);
}
}
-
+exit:
dtmprintk(ioc,
printk(MYIOC_s_DEBUG_FMT
"HardResetHandler: completed (%d seconds): %s\n", ioc->name,
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index fe90233..b4d24dc 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -76,8 +76,8 @@
#define COPYRIGHT "Copyright (c) 1999-2008 " MODULEAUTHOR
#endif
-#define MPT_LINUX_VERSION_COMMON "3.04.19"
-#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.19"
+#define MPT_LINUX_VERSION_COMMON "3.04.20"
+#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.20"
#define WHAT_MAGIC_STRING "@" "(" "#" ")"
#define show_mptmod_ver(s,ver) \
@@ -554,10 +554,47 @@ struct mptfc_rport_info
u8 flags;
};
+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+
+/*
+ * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers
+ * Private to the driver.
+ */
+
+#define MPT_HOST_BUS_UNKNOWN (0xFF)
+#define MPT_HOST_TOO_MANY_TM (0x05)
+#define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF)
+#define MPT_HOST_NO_CHAIN (0xFFFFFFFF)
+#define MPT_NVRAM_MASK_TIMEOUT (0x000000FF)
+#define MPT_NVRAM_SYNC_MASK (0x0000FF00)
+#define MPT_NVRAM_SYNC_SHIFT (8)
+#define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000)
+#define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000)
+#define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000)
+#define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000)
+#define MPT_NVRAM_WIDE_DISABLE (0x00100000)
+#define MPT_NVRAM_BOOT_CHOICE (0x00200000)
+
+typedef enum {
+ FC,
+ SPI,
+ SAS
+} BUS_TYPE;
+
+typedef struct _MPT_SCSI_HOST {
+ struct _MPT_ADAPTER *ioc;
+ ushort sel_timeout[MPT_MAX_FC_DEVICES];
+ char *info_kbuf;
+ long last_queue_full;
+ u16 spi_pending;
+ struct list_head target_reset_list;
+} MPT_SCSI_HOST;
+
typedef void (*MPT_ADD_SGE)(void *pAddr, u32 flagslength, dma_addr_t dma_addr);
typedef void (*MPT_ADD_CHAIN)(void *pAddr, u8 next, u16 length,
dma_addr_t dma_addr);
typedef void (*MPT_SCHEDULE_TARGET_RESET)(void *ioc);
+typedef void (*MPT_FLUSH_RUNNING_CMDS)(MPT_SCSI_HOST *hd);
/*
* Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
@@ -716,7 +753,10 @@ typedef struct _MPT_ADAPTER
int taskmgmt_in_progress;
u8 taskmgmt_quiesce_io;
u8 ioc_reset_in_progress;
+ u8 reset_status;
+ u8 wait_on_reset_completion;
MPT_SCHEDULE_TARGET_RESET schedule_target_reset;
+ MPT_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
struct work_struct sas_persist_task;
struct work_struct fc_setup_reset_work;
@@ -830,19 +870,6 @@ typedef struct _MPT_LOCAL_REPLY {
u32 pad;
} MPT_LOCAL_REPLY;
-#define MPT_HOST_BUS_UNKNOWN (0xFF)
-#define MPT_HOST_TOO_MANY_TM (0x05)
-#define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF)
-#define MPT_HOST_NO_CHAIN (0xFFFFFFFF)
-#define MPT_NVRAM_MASK_TIMEOUT (0x000000FF)
-#define MPT_NVRAM_SYNC_MASK (0x0000FF00)
-#define MPT_NVRAM_SYNC_SHIFT (8)
-#define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000)
-#define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000)
-#define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000)
-#define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000)
-#define MPT_NVRAM_WIDE_DISABLE (0x00100000)
-#define MPT_NVRAM_BOOT_CHOICE (0x00200000)
/* The TM_STATE variable is used to provide strict single threading of TM
* requests as well as communicate TM error conditions.
@@ -851,21 +878,6 @@ typedef struct _MPT_LOCAL_REPLY {
#define TM_STATE_IN_PROGRESS (1)
#define TM_STATE_ERROR (2)
-typedef enum {
- FC,
- SPI,
- SAS
-} BUS_TYPE;
-
-typedef struct _MPT_SCSI_HOST {
- MPT_ADAPTER *ioc;
- ushort sel_timeout[MPT_MAX_FC_DEVICES];
- char *info_kbuf;
- long last_queue_full;
- u16 spi_pending;
- struct list_head target_reset_list;
-} MPT_SCSI_HOST;
-
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
* More Dynamic Multi-Pathing stuff...
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 7596aec..9d95042 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -92,6 +92,11 @@ static int max_lun = MPTSAS_MAX_LUN;
module_param(max_lun, int, 0);
MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
+static int mpt_loadtime_max_sectors = 8192;
+module_param(mpt_loadtime_max_sectors, int, 0);
+MODULE_PARM_DESC(mpt_loadtime_max_sectors,
+ " Maximum sector define for Host Bus Adaptor.Range 64 to 8192 default=8192");
+
static u8 mptsasDoneCtx = MPT_MAX_PROTOCOL_DRIVERS;
static u8 mptsasTaskCtx = MPT_MAX_PROTOCOL_DRIVERS;
static u8 mptsasInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; /* Used only for internal commands */
@@ -285,10 +290,11 @@ mptsas_add_fw_event(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
spin_lock_irqsave(&ioc->fw_event_lock, flags);
list_add_tail(&fw_event->list, &ioc->fw_event_list);
INIT_DELAYED_WORK(&fw_event->work, mptsas_firmware_event_work);
- devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: add (fw_event=0x%p)\n",
- ioc->name, __func__, fw_event));
- queue_delayed_work(ioc->fw_event_q, &fw_event->work,
- delay);
+ devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: add (fw_event=0x%p)"
+ "on cpuid %d\n", ioc->name, __func__,
+ fw_event, smp_processor_id()));
+ queue_delayed_work_on(smp_processor_id(), ioc->fw_event_q,
+ &fw_event->work, delay);
spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
}
@@ -300,10 +306,11 @@ mptsas_requeue_fw_event(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
unsigned long flags;
spin_lock_irqsave(&ioc->fw_event_lock, flags);
devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: reschedule task "
- "(fw_event=0x%p)\n", ioc->name, __func__, fw_event));
+ "(fw_event=0x%p)on cpuid %d\n", ioc->name, __func__,
+ fw_event, smp_processor_id()));
fw_event->retries++;
- queue_delayed_work(ioc->fw_event_q, &fw_event->work,
- msecs_to_jiffies(delay));
+ queue_delayed_work_on(smp_processor_id(), ioc->fw_event_q,
+ &fw_event->work, msecs_to_jiffies(delay));
spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
}
@@ -1943,6 +1950,15 @@ static enum blk_eh_timer_return mptsas_eh_timed_out(struct scsi_cmnd *sc)
goto done;
}
+ /* In case if IOC is in reset from internal context.
+ * Do not execute EEH for the same IOC. SML should to reset timer.
+ */
+ if (ioc->ioc_reset_in_progress) {
+ dtmprintk(ioc, printk(MYIOC_s_WARN_FMT ": %s: ioc is in reset,"
+ "SML need to reset the timer (sc=%p)\n",
+ ioc->name, __func__, sc));
+ rc = BLK_EH_RESET_TIMER;
+ }
vdevice = sc->device->hostdata;
if (vdevice && vdevice->vtarget && (vdevice->vtarget->inDMD
|| vdevice->vtarget->deleted)) {
@@ -5142,6 +5158,8 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
ioc->TaskCtx = mptsasTaskCtx;
ioc->InternalCtx = mptsasInternalCtx;
ioc->schedule_target_reset = &mptsas_schedule_target_reset;
+ ioc->schedule_dead_ioc_flush_running_cmds =
+ &mptscsih_flush_running_cmds;
/* Added sanity check on readiness of the MPT adapter.
*/
if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) {
@@ -5239,6 +5257,21 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
sh->sg_tablesize = numSGE;
}
+ if (mpt_loadtime_max_sectors) {
+ if (mpt_loadtime_max_sectors < 64 ||
+ mpt_loadtime_max_sectors > 8192) {
+ printk(MYIOC_s_INFO_FMT "Invalid value passed for"
+ "mpt_loadtime_max_sectors %d."
+ "Range from 64 to 8192\n", ioc->name,
+ mpt_loadtime_max_sectors);
+ }
+ mpt_loadtime_max_sectors &= 0xFFFFFFFE;
+ dprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+ "Resetting max sector to %d from %d\n",
+ ioc->name, mpt_loadtime_max_sectors, sh->max_sectors));
+ sh->max_sectors = mpt_loadtime_max_sectors;
+ }
+
hd = shost_priv(sh);
hd->ioc = ioc;
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index a1d4ee6..0c3ced7 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -827,10 +827,11 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
* DID_SOFT_ERROR is set.
*/
if (ioc->bus_type == SPI) {
- if (pScsiReq->CDB[0] == READ_6 ||
+ if ((pScsiReq->CDB[0] == READ_6 && ((pScsiReq->CDB[1] & 0x02) == 0)) ||
pScsiReq->CDB[0] == READ_10 ||
pScsiReq->CDB[0] == READ_12 ||
- pScsiReq->CDB[0] == READ_16 ||
+ (pScsiReq->CDB[0] == READ_16 &&
+ ((pScsiReq->CDB[1] & 0x02) == 0)) ||
pScsiReq->CDB[0] == VERIFY ||
pScsiReq->CDB[0] == VERIFY_16) {
if (scsi_bufflen(sc) !=
@@ -1024,7 +1025,7 @@ out:
*
* Must be called while new I/Os are being queued.
*/
-static void
+void
mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd)
{
MPT_ADAPTER *ioc = hd->ioc;
@@ -1055,6 +1056,7 @@ mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd)
sc->scsi_done(sc);
}
}
+EXPORT_SYMBOL(mptscsih_flush_running_cmds);
/*
* mptscsih_search_running_cmds - Delete any commands associated
@@ -1629,7 +1631,13 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun,
return 0;
}
- if (ioc_raw_state & MPI_DOORBELL_ACTIVE) {
+ /* DOORBELL ACTIVE check is not required if
+ * MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q is supported.
+ */
+
+ if (!((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q)
+ && (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) &&
+ (ioc_raw_state & MPI_DOORBELL_ACTIVE)) {
printk(MYIOC_s_WARN_FMT
"TaskMgmt type=%x: ioc_state: "
"DOORBELL_ACTIVE (0x%x)!\n",
@@ -1728,7 +1736,9 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun,
printk(MYIOC_s_WARN_FMT
"Issuing Reset from %s!! doorbell=0x%08x\n",
ioc->name, __func__, mpt_GetIocState(ioc, 0));
- retval = mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
+ retval = (ioc->bus_type == SAS) ?
+ mpt_HardResetHandler(ioc, CAN_SLEEP) :
+ mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
mpt_free_msg_frame(ioc, mf);
}
diff --git a/drivers/message/fusion/mptscsih.h b/drivers/message/fusion/mptscsih.h
index 45a5ff3..43e75ff 100644
--- a/drivers/message/fusion/mptscsih.h
+++ b/drivers/message/fusion/mptscsih.h
@@ -135,3 +135,4 @@ extern int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id);
extern struct device_attribute *mptscsih_host_attrs[];
extern struct scsi_cmnd *mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i);
extern void mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code);
+extern void mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd);
generated by cgit v1.1 at 2024-04-29 18:47:10 +0000