aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/scsi/mpt3sas/mpt3sas_base.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_base.c')
-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_base.c259
1 files changed, 107 insertions, 152 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 750f82c339d4..a1a5ceb42ce6 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -98,7 +98,7 @@ MODULE_PARM_DESC(mpt3sas_fwfault_debug,
" enable detection of firmware fault and halt firmware - (default=0)");
static int
-_base_get_ioc_facts(struct MPT3SAS_ADAPTER *ioc, int sleep_flag);
+_base_get_ioc_facts(struct MPT3SAS_ADAPTER *ioc);
/**
* _scsih_set_fwfault_debug - global setting of ioc->fwfault_debug.
@@ -218,8 +218,7 @@ _base_fault_reset_work(struct work_struct *work)
ioc->non_operational_loop = 0;
if ((doorbell & MPI2_IOC_STATE_MASK) != MPI2_IOC_STATE_OPERATIONAL) {
- rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
- FORCE_BIG_HAMMER);
+ rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
pr_warn(MPT3SAS_FMT "%s: hard reset: %s\n", ioc->name,
__func__, (rc == 0) ? "success" : "failed");
doorbell = mpt3sas_base_get_iocstate(ioc, 0);
@@ -2040,7 +2039,7 @@ _base_enable_msix(struct MPT3SAS_ADAPTER *ioc)
* mpt3sas_base_unmap_resources - free controller resources
* @ioc: per adapter object
*/
-void
+static void
mpt3sas_base_unmap_resources(struct MPT3SAS_ADAPTER *ioc)
{
struct pci_dev *pdev = ioc->pdev;
@@ -2145,7 +2144,7 @@ mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc)
_base_mask_interrupts(ioc);
- r = _base_get_ioc_facts(ioc, CAN_SLEEP);
+ r = _base_get_ioc_facts(ioc);
if (r)
goto out_fail;
@@ -3183,12 +3182,11 @@ _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc)
/**
* _base_allocate_memory_pools - allocate start of day memory pools
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 success, anything else error
*/
static int
-_base_allocate_memory_pools(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
+_base_allocate_memory_pools(struct MPT3SAS_ADAPTER *ioc)
{
struct mpt3sas_facts *facts;
u16 max_sge_elements;
@@ -3658,29 +3656,25 @@ mpt3sas_base_get_iocstate(struct MPT3SAS_ADAPTER *ioc, int cooked)
* _base_wait_on_iocstate - waiting on a particular ioc state
* @ioc_state: controller state { READY, OPERATIONAL, or RESET }
* @timeout: timeout in second
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_wait_on_iocstate(struct MPT3SAS_ADAPTER *ioc, u32 ioc_state, int timeout,
- int sleep_flag)
+_base_wait_on_iocstate(struct MPT3SAS_ADAPTER *ioc, u32 ioc_state, int timeout)
{
u32 count, cntdn;
u32 current_state;
count = 0;
- cntdn = (sleep_flag == CAN_SLEEP) ? 1000*timeout : 2000*timeout;
+ cntdn = 1000 * timeout;
do {
current_state = mpt3sas_base_get_iocstate(ioc, 1);
if (current_state == ioc_state)
return 0;
if (count && current_state == MPI2_IOC_STATE_FAULT)
break;
- if (sleep_flag == CAN_SLEEP)
- usleep_range(1000, 1500);
- else
- udelay(500);
+
+ usleep_range(1000, 1500);
count++;
} while (--cntdn);
@@ -3692,24 +3686,22 @@ _base_wait_on_iocstate(struct MPT3SAS_ADAPTER *ioc, u32 ioc_state, int timeout,
* a write to the doorbell)
* @ioc: per adapter object
* @timeout: timeout in second
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*
* Notes: MPI2_HIS_IOC2SYS_DB_STATUS - set to one when IOC writes to doorbell.
*/
static int
-_base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag);
+_base_diag_reset(struct MPT3SAS_ADAPTER *ioc);
static int
-_base_wait_for_doorbell_int(struct MPT3SAS_ADAPTER *ioc, int timeout,
- int sleep_flag)
+_base_wait_for_doorbell_int(struct MPT3SAS_ADAPTER *ioc, int timeout)
{
u32 cntdn, count;
u32 int_status;
count = 0;
- cntdn = (sleep_flag == CAN_SLEEP) ? 1000*timeout : 2000*timeout;
+ cntdn = 1000 * timeout;
do {
int_status = readl(&ioc->chip->HostInterruptStatus);
if (int_status & MPI2_HIS_IOC2SYS_DB_STATUS) {
@@ -3718,10 +3710,35 @@ _base_wait_for_doorbell_int(struct MPT3SAS_ADAPTER *ioc, int timeout,
ioc->name, __func__, count, timeout));
return 0;
}
- if (sleep_flag == CAN_SLEEP)
- usleep_range(1000, 1500);
- else
- udelay(500);
+
+ usleep_range(1000, 1500);
+ count++;
+ } while (--cntdn);
+
+ pr_err(MPT3SAS_FMT
+ "%s: failed due to timeout count(%d), int_status(%x)!\n",
+ ioc->name, __func__, count, int_status);
+ return -EFAULT;
+}
+
+static int
+_base_spin_on_doorbell_int(struct MPT3SAS_ADAPTER *ioc, int timeout)
+{
+ u32 cntdn, count;
+ u32 int_status;
+
+ count = 0;
+ cntdn = 2000 * timeout;
+ do {
+ int_status = readl(&ioc->chip->HostInterruptStatus);
+ if (int_status & MPI2_HIS_IOC2SYS_DB_STATUS) {
+ dhsprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: successful count(%d), timeout(%d)\n",
+ ioc->name, __func__, count, timeout));
+ return 0;
+ }
+
+ udelay(500);
count++;
} while (--cntdn);
@@ -3729,13 +3746,13 @@ _base_wait_for_doorbell_int(struct MPT3SAS_ADAPTER *ioc, int timeout,
"%s: failed due to timeout count(%d), int_status(%x)!\n",
ioc->name, __func__, count, int_status);
return -EFAULT;
+
}
/**
* _base_wait_for_doorbell_ack - waiting for controller to read the doorbell.
* @ioc: per adapter object
* @timeout: timeout in second
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*
@@ -3743,15 +3760,14 @@ _base_wait_for_doorbell_int(struct MPT3SAS_ADAPTER *ioc, int timeout,
* doorbell.
*/
static int
-_base_wait_for_doorbell_ack(struct MPT3SAS_ADAPTER *ioc, int timeout,
- int sleep_flag)
+_base_wait_for_doorbell_ack(struct MPT3SAS_ADAPTER *ioc, int timeout)
{
u32 cntdn, count;
u32 int_status;
u32 doorbell;
count = 0;
- cntdn = (sleep_flag == CAN_SLEEP) ? 1000*timeout : 2000*timeout;
+ cntdn = 1000 * timeout;
do {
int_status = readl(&ioc->chip->HostInterruptStatus);
if (!(int_status & MPI2_HIS_SYS2IOC_DB_STATUS)) {
@@ -3769,10 +3785,7 @@ _base_wait_for_doorbell_ack(struct MPT3SAS_ADAPTER *ioc, int timeout,
} else if (int_status == 0xFFFFFFFF)
goto out;
- if (sleep_flag == CAN_SLEEP)
- usleep_range(1000, 1500);
- else
- udelay(500);
+ usleep_range(1000, 1500);
count++;
} while (--cntdn);
@@ -3787,20 +3800,18 @@ _base_wait_for_doorbell_ack(struct MPT3SAS_ADAPTER *ioc, int timeout,
* _base_wait_for_doorbell_not_used - waiting for doorbell to not be in use
* @ioc: per adapter object
* @timeout: timeout in second
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*
*/
static int
-_base_wait_for_doorbell_not_used(struct MPT3SAS_ADAPTER *ioc, int timeout,
- int sleep_flag)
+_base_wait_for_doorbell_not_used(struct MPT3SAS_ADAPTER *ioc, int timeout)
{
u32 cntdn, count;
u32 doorbell_reg;
count = 0;
- cntdn = (sleep_flag == CAN_SLEEP) ? 1000*timeout : 2000*timeout;
+ cntdn = 1000 * timeout;
do {
doorbell_reg = readl(&ioc->chip->Doorbell);
if (!(doorbell_reg & MPI2_DOORBELL_USED)) {
@@ -3809,10 +3820,8 @@ _base_wait_for_doorbell_not_used(struct MPT3SAS_ADAPTER *ioc, int timeout,
ioc->name, __func__, count, timeout));
return 0;
}
- if (sleep_flag == CAN_SLEEP)
- usleep_range(1000, 1500);
- else
- udelay(500);
+
+ usleep_range(1000, 1500);
count++;
} while (--cntdn);
@@ -3827,13 +3836,11 @@ _base_wait_for_doorbell_not_used(struct MPT3SAS_ADAPTER *ioc, int timeout,
* @ioc: per adapter object
* @reset_type: currently only supports: MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET
* @timeout: timeout in second
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_send_ioc_reset(struct MPT3SAS_ADAPTER *ioc, u8 reset_type, int timeout,
- int sleep_flag)
+_base_send_ioc_reset(struct MPT3SAS_ADAPTER *ioc, u8 reset_type, int timeout)
{
u32 ioc_state;
int r = 0;
@@ -3852,12 +3859,11 @@ _base_send_ioc_reset(struct MPT3SAS_ADAPTER *ioc, u8 reset_type, int timeout,
writel(reset_type << MPI2_DOORBELL_FUNCTION_SHIFT,
&ioc->chip->Doorbell);
- if ((_base_wait_for_doorbell_ack(ioc, 15, sleep_flag))) {
+ if ((_base_wait_for_doorbell_ack(ioc, 15))) {
r = -EFAULT;
goto out;
}
- ioc_state = _base_wait_on_iocstate(ioc, MPI2_IOC_STATE_READY,
- timeout, sleep_flag);
+ ioc_state = _base_wait_on_iocstate(ioc, MPI2_IOC_STATE_READY, timeout);
if (ioc_state) {
pr_err(MPT3SAS_FMT
"%s: failed going to ready state (ioc_state=0x%x)\n",
@@ -3879,18 +3885,16 @@ _base_send_ioc_reset(struct MPT3SAS_ADAPTER *ioc, u8 reset_type, int timeout,
* @reply_bytes: reply length
* @reply: pointer to reply payload
* @timeout: timeout in second
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
_base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
- u32 *request, int reply_bytes, u16 *reply, int timeout, int sleep_flag)
+ u32 *request, int reply_bytes, u16 *reply, int timeout)
{
MPI2DefaultReply_t *default_reply = (MPI2DefaultReply_t *)reply;
int i;
u8 failed;
- u16 dummy;
__le32 *mfp;
/* make sure doorbell is not in use */
@@ -3911,7 +3915,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
((request_bytes/4)<<MPI2_DOORBELL_ADD_DWORDS_SHIFT)),
&ioc->chip->Doorbell);
- if ((_base_wait_for_doorbell_int(ioc, 5, NO_SLEEP))) {
+ if ((_base_spin_on_doorbell_int(ioc, 5))) {
pr_err(MPT3SAS_FMT
"doorbell handshake int failed (line=%d)\n",
ioc->name, __LINE__);
@@ -3919,7 +3923,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
}
writel(0, &ioc->chip->HostInterruptStatus);
- if ((_base_wait_for_doorbell_ack(ioc, 5, sleep_flag))) {
+ if ((_base_wait_for_doorbell_ack(ioc, 5))) {
pr_err(MPT3SAS_FMT
"doorbell handshake ack failed (line=%d)\n",
ioc->name, __LINE__);
@@ -3929,7 +3933,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
/* send message 32-bits at a time */
for (i = 0, failed = 0; i < request_bytes/4 && !failed; i++) {
writel(cpu_to_le32(request[i]), &ioc->chip->Doorbell);
- if ((_base_wait_for_doorbell_ack(ioc, 5, sleep_flag)))
+ if ((_base_wait_for_doorbell_ack(ioc, 5)))
failed = 1;
}
@@ -3941,7 +3945,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
}
/* now wait for the reply */
- if ((_base_wait_for_doorbell_int(ioc, timeout, sleep_flag))) {
+ if ((_base_wait_for_doorbell_int(ioc, timeout))) {
pr_err(MPT3SAS_FMT
"doorbell handshake int failed (line=%d)\n",
ioc->name, __LINE__);
@@ -3952,7 +3956,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
reply[0] = le16_to_cpu(readl(&ioc->chip->Doorbell)
& MPI2_DOORBELL_DATA_MASK);
writel(0, &ioc->chip->HostInterruptStatus);
- if ((_base_wait_for_doorbell_int(ioc, 5, sleep_flag))) {
+ if ((_base_wait_for_doorbell_int(ioc, 5))) {
pr_err(MPT3SAS_FMT
"doorbell handshake int failed (line=%d)\n",
ioc->name, __LINE__);
@@ -3963,22 +3967,22 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes,
writel(0, &ioc->chip->HostInterruptStatus);
for (i = 2; i < default_reply->MsgLength * 2; i++) {
- if ((_base_wait_for_doorbell_int(ioc, 5, sleep_flag))) {
+ if ((_base_wait_for_doorbell_int(ioc, 5))) {
pr_err(MPT3SAS_FMT
"doorbell handshake int failed (line=%d)\n",
ioc->name, __LINE__);
return -EFAULT;
}
if (i >= reply_bytes/2) /* overflow case */
- dummy = readl(&ioc->chip->Doorbell);
+ readl(&ioc->chip->Doorbell);
else
reply[i] = le16_to_cpu(readl(&ioc->chip->Doorbell)
& MPI2_DOORBELL_DATA_MASK);
writel(0, &ioc->chip->HostInterruptStatus);
}
- _base_wait_for_doorbell_int(ioc, 5, sleep_flag);
- if (_base_wait_for_doorbell_not_used(ioc, 5, sleep_flag) != 0) {
+ _base_wait_for_doorbell_int(ioc, 5);
+ if (_base_wait_for_doorbell_not_used(ioc, 5) != 0) {
dhsprintk(ioc, pr_info(MPT3SAS_FMT
"doorbell is in use (line=%d)\n", ioc->name, __LINE__));
}
@@ -4015,7 +4019,6 @@ mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
{
u16 smid;
u32 ioc_state;
- unsigned long timeleft;
bool issue_reset = false;
int rc;
void *request;
@@ -4068,7 +4071,7 @@ mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
ioc->ioc_link_reset_in_progress = 1;
init_completion(&ioc->base_cmds.done);
mpt3sas_base_put_smid_default(ioc, smid);
- timeleft = wait_for_completion_timeout(&ioc->base_cmds.done,
+ wait_for_completion_timeout(&ioc->base_cmds.done,
msecs_to_jiffies(10000));
if ((mpi_request->Operation == MPI2_SAS_OP_PHY_HARD_RESET ||
mpi_request->Operation == MPI2_SAS_OP_PHY_LINK_RESET) &&
@@ -4093,8 +4096,7 @@ mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
issue_host_reset:
if (issue_reset)
- mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
- FORCE_BIG_HAMMER);
+ mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
ioc->base_cmds.status = MPT3_CMD_NOT_USED;
rc = -EFAULT;
out:
@@ -4119,7 +4121,6 @@ mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
{
u16 smid;
u32 ioc_state;
- unsigned long timeleft;
bool issue_reset = false;
int rc;
void *request;
@@ -4170,7 +4171,7 @@ mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
memcpy(request, mpi_request, sizeof(Mpi2SepReply_t));
init_completion(&ioc->base_cmds.done);
mpt3sas_base_put_smid_default(ioc, smid);
- timeleft = wait_for_completion_timeout(&ioc->base_cmds.done,
+ wait_for_completion_timeout(&ioc->base_cmds.done,
msecs_to_jiffies(10000));
if (!(ioc->base_cmds.status & MPT3_CMD_COMPLETE)) {
pr_err(MPT3SAS_FMT "%s: timeout\n",
@@ -4191,8 +4192,7 @@ mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
issue_host_reset:
if (issue_reset)
- mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP,
- FORCE_BIG_HAMMER);
+ mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER);
ioc->base_cmds.status = MPT3_CMD_NOT_USED;
rc = -EFAULT;
out:
@@ -4203,12 +4203,11 @@ mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
/**
* _base_get_port_facts - obtain port facts reply and save in ioc
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_get_port_facts(struct MPT3SAS_ADAPTER *ioc, int port, int sleep_flag)
+_base_get_port_facts(struct MPT3SAS_ADAPTER *ioc, int port)
{
Mpi2PortFactsRequest_t mpi_request;
Mpi2PortFactsReply_t mpi_reply;
@@ -4224,7 +4223,7 @@ _base_get_port_facts(struct MPT3SAS_ADAPTER *ioc, int port, int sleep_flag)
mpi_request.Function = MPI2_FUNCTION_PORT_FACTS;
mpi_request.PortNumber = port;
r = _base_handshake_req_reply_wait(ioc, mpi_request_sz,
- (u32 *)&mpi_request, mpi_reply_sz, (u16 *)&mpi_reply, 5, CAN_SLEEP);
+ (u32 *)&mpi_request, mpi_reply_sz, (u16 *)&mpi_reply, 5);
if (r != 0) {
pr_err(MPT3SAS_FMT "%s: handshake failed (r=%d)\n",
@@ -4247,13 +4246,11 @@ _base_get_port_facts(struct MPT3SAS_ADAPTER *ioc, int port, int sleep_flag)
* _base_wait_for_iocstate - Wait until the card is in READY or OPERATIONAL
* @ioc: per adapter object
* @timeout:
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_wait_for_iocstate(struct MPT3SAS_ADAPTER *ioc, int timeout,
- int sleep_flag)
+_base_wait_for_iocstate(struct MPT3SAS_ADAPTER *ioc, int timeout)
{
u32 ioc_state;
int rc;
@@ -4287,8 +4284,7 @@ _base_wait_for_iocstate(struct MPT3SAS_ADAPTER *ioc, int timeout,
goto issue_diag_reset;
}
- ioc_state = _base_wait_on_iocstate(ioc, MPI2_IOC_STATE_READY,
- timeout, sleep_flag);
+ ioc_state = _base_wait_on_iocstate(ioc, MPI2_IOC_STATE_READY, timeout);
if (ioc_state) {
dfailprintk(ioc, printk(MPT3SAS_FMT
"%s: failed going to ready state (ioc_state=0x%x)\n",
@@ -4297,19 +4293,18 @@ _base_wait_for_iocstate(struct MPT3SAS_ADAPTER *ioc, int timeout,
}
issue_diag_reset:
- rc = _base_diag_reset(ioc, sleep_flag);
+ rc = _base_diag_reset(ioc);
return rc;
}
/**
* _base_get_ioc_facts - obtain ioc facts reply and save in ioc
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_get_ioc_facts(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
+_base_get_ioc_facts(struct MPT3SAS_ADAPTER *ioc)
{
Mpi2IOCFactsRequest_t mpi_request;
Mpi2IOCFactsReply_t mpi_reply;
@@ -4319,7 +4314,7 @@ _base_get_ioc_facts(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
dinitprintk(ioc, pr_info(MPT3SAS_FMT "%s\n", ioc->name,
__func__));
- r = _base_wait_for_iocstate(ioc, 10, sleep_flag);
+ r = _base_wait_for_iocstate(ioc, 10);
if (r) {
dfailprintk(ioc, printk(MPT3SAS_FMT
"%s: failed getting to correct state\n",
@@ -4331,7 +4326,7 @@ _base_get_ioc_facts(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
memset(&mpi_request, 0, mpi_request_sz);
mpi_request.Function = MPI2_FUNCTION_IOC_FACTS;
r = _base_handshake_req_reply_wait(ioc, mpi_request_sz,
- (u32 *)&mpi_request, mpi_reply_sz, (u16 *)&mpi_reply, 5, CAN_SLEEP);
+ (u32 *)&mpi_request, mpi_reply_sz, (u16 *)&mpi_reply, 5);
if (r != 0) {
pr_err(MPT3SAS_FMT "%s: handshake failed (r=%d)\n",
@@ -4391,12 +4386,11 @@ _base_get_ioc_facts(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
/**
* _base_send_ioc_init - send ioc_init to firmware
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_send_ioc_init(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
+_base_send_ioc_init(struct MPT3SAS_ADAPTER *ioc)
{
Mpi2IOCInitRequest_t mpi_request;
Mpi2IOCInitReply_t mpi_reply;
@@ -4479,8 +4473,7 @@ _base_send_ioc_init(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
r = _base_handshake_req_reply_wait(ioc,
sizeof(Mpi2IOCInitRequest_t), (u32 *)&mpi_request,
- sizeof(Mpi2IOCInitReply_t), (u16 *)&mpi_reply, 10,
- sleep_flag);
+ sizeof(Mpi2IOCInitReply_t), (u16 *)&mpi_reply, 10);
if (r != 0) {
pr_err(MPT3SAS_FMT "%s: handshake failed (r=%d)\n",
@@ -4555,16 +4548,14 @@ mpt3sas_port_enable_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
/**
* _base_send_port_enable - send port_enable(discovery stuff) to firmware
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_send_port_enable(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
+_base_send_port_enable(struct MPT3SAS_ADAPTER *ioc)
{
Mpi2PortEnableRequest_t *mpi_request;
Mpi2PortEnableReply_t *mpi_reply;
- unsigned long timeleft;
int r = 0;
u16 smid;
u16 ioc_status;
@@ -4592,8 +4583,7 @@ _base_send_port_enable(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
init_completion(&ioc->port_enable_cmds.done);
mpt3sas_base_put_smid_default(ioc, smid);
- timeleft = wait_for_completion_timeout(&ioc->port_enable_cmds.done,
- 300*HZ);
+ wait_for_completion_timeout(&ioc->port_enable_cmds.done, 300*HZ);
if (!(ioc->port_enable_cmds.status & MPT3_CMD_COMPLETE)) {
pr_err(MPT3SAS_FMT "%s: timeout\n",
ioc->name, __func__);
@@ -4737,15 +4727,13 @@ _base_unmask_events(struct MPT3SAS_ADAPTER *ioc, u16 event)
/**
* _base_event_notification - send event notification
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_event_notification(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
+_base_event_notification(struct MPT3SAS_ADAPTER *ioc)
{
Mpi2EventNotificationRequest_t *mpi_request;
- unsigned long timeleft;
u16 smid;
int r = 0;
int i;
@@ -4777,7 +4765,7 @@ _base_event_notification(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
cpu_to_le32(ioc->event_masks[i]);
init_completion(&ioc->base_cmds.done);
mpt3sas_base_put_smid_default(ioc, smid);
- timeleft = wait_for_completion_timeout(&ioc->base_cmds.done, 30*HZ);
+ wait_for_completion_timeout(&ioc->base_cmds.done, 30*HZ);
if (!(ioc->base_cmds.status & MPT3_CMD_COMPLETE)) {
pr_err(MPT3SAS_FMT "%s: timeout\n",
ioc->name, __func__);
@@ -4827,19 +4815,18 @@ mpt3sas_base_validate_event_type(struct MPT3SAS_ADAPTER *ioc, u32 *event_type)
return;
mutex_lock(&ioc->base_cmds.mutex);
- _base_event_notification(ioc, CAN_SLEEP);
+ _base_event_notification(ioc);
mutex_unlock(&ioc->base_cmds.mutex);
}
/**
* _base_diag_reset - the "big hammer" start of day reset
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
+_base_diag_reset(struct MPT3SAS_ADAPTER *ioc)
{
u32 host_diagnostic;
u32 ioc_state;
@@ -4867,10 +4854,7 @@ _base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
writel(MPI2_WRSEQ_6TH_KEY_VALUE, &ioc->chip->WriteSequence);
/* wait 100 msec */
- if (sleep_flag == CAN_SLEEP)
- msleep(100);
- else
- mdelay(100);
+ msleep(100);
if (count++ > 20)
goto out;
@@ -4890,10 +4874,7 @@ _base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
&ioc->chip->HostDiagnostic);
/*This delay allows the chip PCIe hardware time to finish reset tasks*/
- if (sleep_flag == CAN_SLEEP)
- msleep(MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC/1000);
- else
- mdelay(MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC/1000);
+ msleep(MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC/1000);
/* Approximately 300 second max wait */
for (count = 0; count < (300000000 /
@@ -4906,13 +4887,7 @@ _base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
if (!(host_diagnostic & MPI2_DIAG_RESET_ADAPTER))
break;
- /* Wait to pass the second read delay window */
- if (sleep_flag == CAN_SLEEP)
- msleep(MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC
- / 1000);
- else
- mdelay(MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC
- / 1000);
+ msleep(MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC / 1000);
}
if (host_diagnostic & MPI2_DIAG_HCB_MODE) {
@@ -4941,8 +4916,7 @@ _base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
drsprintk(ioc, pr_info(MPT3SAS_FMT
"Wait for FW to go to the READY state\n", ioc->name));
- ioc_state = _base_wait_on_iocstate(ioc, MPI2_IOC_STATE_READY, 20,
- sleep_flag);
+ ioc_state = _base_wait_on_iocstate(ioc, MPI2_IOC_STATE_READY, 20);
if (ioc_state) {
pr_err(MPT3SAS_FMT
"%s: failed going to ready state (ioc_state=0x%x)\n",
@@ -4961,14 +4935,12 @@ _base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
/**
* _base_make_ioc_ready - put controller in READY state
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
* @type: FORCE_BIG_HAMMER or SOFT_RESET
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_make_ioc_ready(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
- enum reset_type type)
+_base_make_ioc_ready(struct MPT3SAS_ADAPTER *ioc, enum reset_type type)
{
u32 ioc_state;
int rc;
@@ -4995,10 +4967,7 @@ _base_make_ioc_ready(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
ioc->name, __func__, ioc_state);
return -EFAULT;
}
- if (sleep_flag == CAN_SLEEP)
- ssleep(1);
- else
- mdelay(1000);
+ ssleep(1);
ioc_state = mpt3sas_base_get_iocstate(ioc, 0);
}
}
@@ -5024,24 +4993,23 @@ _base_make_ioc_ready(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_OPERATIONAL)
if (!(_base_send_ioc_reset(ioc,
- MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET, 15, CAN_SLEEP))) {
+ MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET, 15))) {
return 0;
}
issue_diag_reset:
- rc = _base_diag_reset(ioc, CAN_SLEEP);
+ rc = _base_diag_reset(ioc);
return rc;
}
/**
* _base_make_ioc_operational - put controller in OPERATIONAL state
* @ioc: per adapter object
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* Returns 0 for success, non-zero for failure.
*/
static int
-_base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
+_base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc)
{
int r, i, index;
unsigned long flags;
@@ -5160,7 +5128,7 @@ _base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
}
skip_init_reply_post_free_queue:
- r = _base_send_ioc_init(ioc, sleep_flag);
+ r = _base_send_ioc_init(ioc);
if (r)
return r;
@@ -5186,13 +5154,11 @@ _base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
skip_init_reply_post_host_index:
_base_unmask_interrupts(ioc);
- r = _base_event_notification(ioc, sleep_flag);
+ r = _base_event_notification(ioc);
if (r)
return r;
- if (sleep_flag == CAN_SLEEP)
- _base_static_config_pages(ioc);
-
+ _base_static_config_pages(ioc);
if (ioc->is_driver_loading) {
@@ -5211,7 +5177,7 @@ _base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
return r; /* scan_start and scan_finished support */
}
- r = _base_send_port_enable(ioc, sleep_flag);
+ r = _base_send_port_enable(ioc);
if (r)
return r;
@@ -5235,7 +5201,7 @@ mpt3sas_base_free_resources(struct MPT3SAS_ADAPTER *ioc)
if (ioc->chip_phys && ioc->chip) {
_base_mask_interrupts(ioc);
ioc->shost_recovery = 1;
- _base_make_ioc_ready(ioc, CAN_SLEEP, SOFT_RESET);
+ _base_make_ioc_ready(ioc, SOFT_RESET);
ioc->shost_recovery = 0;
}
@@ -5292,7 +5258,7 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
goto out_free_resources;
pci_set_drvdata(ioc->pdev, ioc->shost);
- r = _base_get_ioc_facts(ioc, CAN_SLEEP);
+ r = _base_get_ioc_facts(ioc);
if (r)
goto out_free_resources;
@@ -5326,7 +5292,7 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
ioc->build_sg_mpi = &_base_build_sg;
ioc->build_zero_len_sge_mpi = &_base_build_zero_len_sge;
- r = _base_make_ioc_ready(ioc, CAN_SLEEP, SOFT_RESET);
+ r = _base_make_ioc_ready(ioc, SOFT_RESET);
if (r)
goto out_free_resources;
@@ -5338,12 +5304,12 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
}
for (i = 0 ; i < ioc->facts.NumberOfPorts; i++) {
- r = _base_get_port_facts(ioc, i, CAN_SLEEP);
+ r = _base_get_port_facts(ioc, i);
if (r)
goto out_free_resources;
}
- r = _base_allocate_memory_pools(ioc, CAN_SLEEP);
+ r = _base_allocate_memory_pools(ioc);
if (r)
goto out_free_resources;
@@ -5429,7 +5395,7 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
if (ioc->hba_mpi_version_belonged == MPI26_VERSION)
_base_unmask_events(ioc, MPI2_EVENT_ACTIVE_CABLE_EXCEPTION);
- r = _base_make_ioc_operational(ioc, CAN_SLEEP);
+ r = _base_make_ioc_operational(ioc);
if (r)
goto out_free_resources;
@@ -5565,21 +5531,18 @@ _base_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase)
/**
* _wait_for_commands_to_complete - reset controller
* @ioc: Pointer to MPT_ADAPTER structure
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
*
* This function waiting(3s) for all pending commands to complete
* prior to putting controller in reset.
*/
static void
-_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
+_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc)
{
u32 ioc_state;
unsigned long flags;
u16 i;
ioc->pending_io_count = 0;
- if (sleep_flag != CAN_SLEEP)
- return;
ioc_state = mpt3sas_base_get_iocstate(ioc, 0);
if ((ioc_state & MPI2_IOC_STATE_MASK) != MPI2_IOC_STATE_OPERATIONAL)
@@ -5602,13 +5565,12 @@ _wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc, int sleep_flag)
/**
* mpt3sas_base_hard_reset_handler - reset controller
* @ioc: Pointer to MPT_ADAPTER structure
- * @sleep_flag: CAN_SLEEP or NO_SLEEP
* @type: FORCE_BIG_HAMMER or SOFT_RESET
*
* Returns 0 for success, non-zero for failure.
*/
int
-mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
+mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc,
enum reset_type type)
{
int r;
@@ -5629,13 +5591,6 @@ mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
if (mpt3sas_fwfault_debug)
mpt3sas_halt_firmware(ioc);
- /* TODO - What we really should be doing is pulling
- * out all the code associated with NO_SLEEP; its never used.
- * That is legacy code from mpt fusion driver, ported over.
- * I will leave this BUG_ON here for now till its been resolved.
- */
- BUG_ON(sleep_flag == NO_SLEEP);
-
/* wait for an active reset in progress to complete */
if (!mutex_trylock(&ioc->reset_in_progress_mutex)) {
do {
@@ -5660,9 +5615,9 @@ mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
is_fault = 1;
}
_base_reset_handler(ioc, MPT3_IOC_PRE_RESET);
- _wait_for_commands_to_complete(ioc, sleep_flag);
+ _wait_for_commands_to_complete(ioc);
_base_mask_interrupts(ioc);
- r = _base_make_ioc_ready(ioc, sleep_flag, type);
+ r = _base_make_ioc_ready(ioc, type);
if (r)
goto out;
_base_reset_handler(ioc, MPT3_IOC_AFTER_RESET);
@@ -5675,7 +5630,7 @@ mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
r = -EFAULT;
goto out;
}
- r = _base_get_ioc_facts(ioc, CAN_SLEEP);
+ r = _base_get_ioc_facts(ioc);
if (r)
goto out;
@@ -5684,7 +5639,7 @@ mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
"Please reboot the system and ensure that the correct"
" firmware version is running\n", ioc->name);
- r = _base_make_ioc_operational(ioc, sleep_flag);
+ r = _base_make_ioc_operational(ioc);
if (!r)
_base_reset_handler(ioc, MPT3_IOC_DONE_RESET);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.