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| author | Can Guo <cang@codeaurora.org> | 2019-11-15 07:09:26 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-11-19 05:15:51 +0100 |
| commit | 71d848b8d97ec0f8e993d63cf9de6ac8b3f7c43d (patch) | |
| tree | 9381d03f7b238dcf19732e6e0182c4c761352bc6 /drivers/scsi/ufs/ufshcd.h | |
| parent | scsi: ufs-qcom: Add reset control support for host controller (diff) | |
| download | linux-71d848b8d97ec0f8e993d63cf9de6ac8b3f7c43d.tar.xz linux-71d848b8d97ec0f8e993d63cf9de6ac8b3f7c43d.zip | |
scsi: ufs: Fix up auto hibern8 enablement
Fix up possible unclocked register access to auto hibern8 register in
resume path and through sysfs entry. Meanwhile, enable auto hibern8 only
after device is fully initialized in probe path.
Link: https://lore.kernel.org/r/1573798172-20534-4-git-send-email-cang@codeaurora.org
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index e0fe247c719e..2740f6941ec6 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -926,6 +926,8 @@ int ufshcd_query_attr(struct ufs_hba *hba, enum query_opcode opcode, int ufshcd_query_flag(struct ufs_hba *hba, enum query_opcode opcode, enum flag_idn idn, bool *flag_res); +void ufshcd_auto_hibern8_enable(struct ufs_hba *hba); + #define SD_ASCII_STD true #define SD_RAW false int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index, |