From: koshyaji <ajish.ko...@microsemi.com>
- add timeout field in RAID IU
Reviewed-by: Scott Benesh <scott.ben...@microsemi.com>
Reviewed-by: Scott Teel <scott.t...@microsemi.com>
Reviewed-by: Kevin Barnett <kevin.barn...@microsemi.com>
Signed-off-by: koshyaji <ajish.ko...@microsemi.com>
Signed-off-by: Don Brace <don.br...@microsemi.com>
---
drivers/scsi/smartpqi/smartpqi.h | 6 +++++-
drivers/scsi/smartpqi/smartpqi_init.c | 34 +++++++++++++++++++++++++++------
2 files changed, 33 insertions(+), 7 deletions(-)
diff --git a/drivers/scsi/smartpqi/smartpqi.h b/drivers/scsi/smartpqi/smartpqi.h
index 2aa81b22f269..af0662b8a09c 100644
--- a/drivers/scsi/smartpqi/smartpqi.h
+++ b/drivers/scsi/smartpqi/smartpqi.h
@@ -276,7 +276,9 @@ struct pqi_raid_path_request {
u8 reserved4 : 2;
u8 additional_cdb_bytes_usage : 3;
u8 reserved5 : 3;
- u8 cdb[32];
+ u8 cdb[16];
+ u8 reserved6[12];
+ __le32 timeout;
struct pqi_sg_descriptor
sg_descriptors[PQI_MAX_EMBEDDED_SG_DESCRIPTORS];
};
@@ -761,6 +763,7 @@ struct pqi_config_table_firmware_features {
#define PQI_FIRMWARE_FEATURE_OFA 0
#define PQI_FIRMWARE_FEATURE_SMP 1
#define PQI_FIRMWARE_FEATURE_SOFT_RESET_HANDSHAKE 11
+#define PQI_FIRMWARE_FEATURE_RAID_IU_TIMEOUT 13
struct pqi_config_table_debug {
struct pqi_config_table_section_header header;
@@ -1138,6 +1141,7 @@ struct pqi_ctrl_info {
u8 pqi_mode_enabled : 1;
u8 pqi_reset_quiesce_supported : 1;
u8 soft_reset_handshake_supported : 1;
+ u8 raid_iu_timeout_supported: 1;
struct list_head scsi_device_list;
spinlock_t scsi_device_list_lock;
diff --git a/drivers/scsi/smartpqi/smartpqi_init.c
b/drivers/scsi/smartpqi/smartpqi_init.c
index 793793343950..197d2f4ae34c 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -6101,6 +6101,9 @@ static int pqi_passthru_ioctl(struct pqi_ctrl_info
*ctrl_info, void __user *arg)
put_unaligned_le16(iu_length, &request.header.iu_length);
+ if (ctrl_info->raid_iu_timeout_supported)
+ put_unaligned_le32(iocommand.Request.Timeout, &request.timeout);
+
rc = pqi_submit_raid_request_synchronous(ctrl_info, &request.header,
PQI_SYNC_FLAGS_INTERRUPTABLE, &pqi_error_info, NO_TIMEOUT);
@@ -6880,6 +6883,23 @@ static void pqi_firmware_feature_status(struct
pqi_ctrl_info *ctrl_info,
firmware_feature->feature_name);
}
+static void pqi_ctrl_update_feature_flags(struct pqi_ctrl_info *ctrl_info,
+ struct pqi_firmware_feature *firmware_feature)
+{
+ switch (firmware_feature->feature_bit) {
+ case PQI_FIRMWARE_FEATURE_SOFT_RESET_HANDSHAKE:
+ ctrl_info->soft_reset_handshake_supported =
+ firmware_feature->enabled;
+ break;
+ case PQI_FIRMWARE_FEATURE_RAID_IU_TIMEOUT:
+ ctrl_info->raid_iu_timeout_supported =
+ firmware_feature->enabled;
+ break;
+ }
+
+ pqi_firmware_feature_status(ctrl_info, firmware_feature);
+}
+
static inline void pqi_firmware_feature_update(struct pqi_ctrl_info *ctrl_info,
struct pqi_firmware_feature *firmware_feature)
{
@@ -6903,7 +6923,12 @@ static struct pqi_firmware_feature
pqi_firmware_features[] = {
{
.feature_name = "New Soft Reset Handshake",
.feature_bit = PQI_FIRMWARE_FEATURE_SOFT_RESET_HANDSHAKE,
- .feature_status = pqi_firmware_feature_status,
+ .feature_status = pqi_ctrl_update_feature_flags,
+ },
+ {
+ .feature_name = "RAID IU Timeout",
+ .feature_bit = PQI_FIRMWARE_FEATURE_RAID_IU_TIMEOUT,
+ .feature_status = pqi_ctrl_update_feature_flags,
},
};
@@ -6957,7 +6982,6 @@ static void pqi_process_firmware_features(
return;
}
- ctrl_info->soft_reset_handshake_supported = false;
for (i = 0; i < ARRAY_SIZE(pqi_firmware_features); i++) {
if (!pqi_firmware_features[i].supported)
continue;
@@ -6965,10 +6989,6 @@ static void pqi_process_firmware_features(
firmware_features_iomem_addr,
pqi_firmware_features[i].feature_bit)) {
pqi_firmware_features[i].enabled = true;
- if (pqi_firmware_features[i].feature_bit ==
- PQI_FIRMWARE_FEATURE_SOFT_RESET_HANDSHAKE)
- ctrl_info->soft_reset_handshake_supported =
- true;
}
pqi_firmware_feature_update(ctrl_info,
&pqi_firmware_features[i]);
@@ -8773,6 +8793,8 @@ static void __attribute__((unused))
verify_structures(void)
error_index) != 27);
BUILD_BUG_ON(offsetof(struct pqi_raid_path_request,
cdb) != 32);
+ BUILD_BUG_ON(offsetof(struct pqi_raid_path_request,
+ timeout) != 60);
BUILD_BUG_ON(offsetof(struct pqi_raid_path_request,
sg_descriptors) != 64);
BUILD_BUG_ON(sizeof(struct pqi_raid_path_request) !=
