diff options
| author | Ranjan Kumar <ranjan.kumar@broadcom.com> | 2024-09-05 12:27:50 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2024-09-13 03:10:13 +0200 |
| commit | fc1ddda330941b8a1571368bcbade16d377a5eaa (patch) | |
| tree | 65014317e40c61a1a24bf8d01ad8e1612018d5f3 /drivers | |
| parent | scsi: mpi3mr: Enhance the Enable Controller retry logic (diff) | |
| download | linux-fc1ddda330941b8a1571368bcbade16d377a5eaa.tar.xz linux-fc1ddda330941b8a1571368bcbade16d377a5eaa.zip | |
scsi: mpi3mr: Use firmware-provided timestamp update interval
Make driver use the timestamp update interval value provided by firmware in
the driver page 1. If firmware fails to provide non-zero value, then the
driver will fall back to the driver defined macro.
Signed-off-by: Prayas Patel <prayas.patel@broadcom.com>
Signed-off-by: Ranjan Kumar <ranjan.kumar@broadcom.com>
Link: https://lore.kernel.org/r/20240905102753.105310-3-ranjan.kumar@broadcom.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h | 1 | ||||
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi3mr.h | 4 | ||||
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi3mr_fw.c | 27 |
3 files changed, 30 insertions, 2 deletions
diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h b/drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h index 4b7a8f6314a3..b46bd08eac99 100644 --- a/drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h +++ b/drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h @@ -1327,6 +1327,7 @@ struct mpi3_driver_page0 { struct mpi3_driver_page1 { struct mpi3_config_page_header header; __le32 flags; + u8 time_stamp_update; __le32 reserved0c; __le16 host_diag_trace_max_size; __le16 host_diag_trace_min_size; diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h index 1dc640de3efc..4b5f43af9f60 100644 --- a/drivers/scsi/mpi3mr/mpi3mr.h +++ b/drivers/scsi/mpi3mr/mpi3mr.h @@ -1090,6 +1090,7 @@ struct scmd_priv { * @evtack_cmds_bitmap: Event Ack bitmap * @delayed_evtack_cmds_list: Delayed event acknowledgment list * @ts_update_counter: Timestamp update counter + * @ts_update_interval: Timestamp update interval * @reset_in_progress: Reset in progress flag * @unrecoverable: Controller unrecoverable flag * @prev_reset_result: Result of previous reset @@ -1277,7 +1278,8 @@ struct mpi3mr_ioc { unsigned long *evtack_cmds_bitmap; struct list_head delayed_evtack_cmds_list; - u32 ts_update_counter; + u16 ts_update_counter; + u16 ts_update_interval; u8 reset_in_progress; u8 unrecoverable; int prev_reset_result; diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c index f589df62ead3..ddb770fae9d3 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_fw.c +++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c @@ -2694,7 +2694,7 @@ static void mpi3mr_watchdog_work(struct work_struct *work) return; } - if (mrioc->ts_update_counter++ >= MPI3MR_TSUPDATE_INTERVAL) { + if (mrioc->ts_update_counter++ >= mrioc->ts_update_interval) { mrioc->ts_update_counter = 0; mpi3mr_sync_timestamp(mrioc); } @@ -3868,6 +3868,29 @@ static int mpi3mr_repost_diag_bufs(struct mpi3mr_ioc *mrioc) } /** + * mpi3mr_read_tsu_interval - Update time stamp interval + * @mrioc: Adapter instance reference + * + * Update time stamp interval if its defined in driver page 1, + * otherwise use default value. + * + * Return: Nothing + */ +static void +mpi3mr_read_tsu_interval(struct mpi3mr_ioc *mrioc) +{ + struct mpi3_driver_page1 driver_pg1; + u16 pg_sz = sizeof(driver_pg1); + int retval = 0; + + mrioc->ts_update_interval = MPI3MR_TSUPDATE_INTERVAL; + + retval = mpi3mr_cfg_get_driver_pg1(mrioc, &driver_pg1, pg_sz); + if (!retval && driver_pg1.time_stamp_update) + mrioc->ts_update_interval = (driver_pg1.time_stamp_update * 60); +} + +/** * mpi3mr_print_ioc_info - Display controller information * @mrioc: Adapter instance reference * @@ -4163,6 +4186,7 @@ retry_init: goto out_failed_noretry; } + mpi3mr_read_tsu_interval(mrioc); mpi3mr_print_ioc_info(mrioc); if (!mrioc->cfg_page) { @@ -4344,6 +4368,7 @@ retry_init: goto out_failed_noretry; } + mpi3mr_read_tsu_interval(mrioc); mpi3mr_print_ioc_info(mrioc); if (is_resume) { |