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| author | Stanley Chu <stanley.chu@mediatek.com> | 2019-07-10 21:38:19 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-07-22 16:44:06 -0400 |
| commit | d3c615bf586f2796f24097bfa13386effaa4bf3e (patch) | |
| tree | 2801b8de467a982e7c1711b1d3b7317a26b5078f /drivers/scsi/ufs/ufshcd.h | |
| parent | 48d5b9732580bca18fed9ef20da8aa210c646755 (diff) | |
| download | linux-d3c615bf586f2796f24097bfa13386effaa4bf3e.tar.gz | |
scsi: ufs: Add fatal and auto-hibern8 error history
Provide more information about fatal and auto-hibern8 errors to improve debugging by extending existing UFS error history framework. [mkp: typos] Signed-off-by: Stanley Chu <stanley.chu@mediatek.com> Reviewed-by: Avri Altman <avri.altman@wdc.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.h')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index dcc61f857c38..c6ec5c749ceb 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -414,7 +414,7 @@ struct ufs_init_prefetch { #define UFS_ERR_REG_HIST_LENGTH 8 /** - * struct ufs_err_reg_hist - keeps history of uic errors + * struct ufs_err_reg_hist - keeps history of errors * @pos: index to indicate cyclic buffer position * @reg: cyclic buffer for registers value * @tstamp: cyclic buffer for time stamp @@ -436,15 +436,23 @@ struct ufs_err_reg_hist { * @nl_err: tracks nl-uic errors * @tl_err: tracks tl-uic errors * @dme_err: tracks dme errors + * @fatal_err: tracks fatal errors + * @auto_hibern8_err: tracks auto-hibernate errors */ struct ufs_stats { u32 hibern8_exit_cnt; ktime_t last_hibern8_exit_tstamp; + + /* uic specific errors */ struct ufs_err_reg_hist pa_err; struct ufs_err_reg_hist dl_err; struct ufs_err_reg_hist nl_err; struct ufs_err_reg_hist tl_err; struct ufs_err_reg_hist dme_err; + + /* fatal errors */ + struct ufs_err_reg_hist fatal_err; + struct ufs_err_reg_hist auto_hibern8_err; }; /** |