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scsi: ufs: core: Export ufshcd_hba_stop()

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Export ufshcd_hba_stop() to allow vendors to disable HCI in variant ops.

Link: https://lore.kernel.org/r/20210528033624.12170-2-alice.chao@mediatek.com
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Alice.Chao <alice.chao@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Alice.Chao 2021-05-28 11:36:21 +08:00 committed by Martin K. Petersen
parent 40d2fd05ec
commit 3a95f5b392
2 changed files with 3 additions and 1 deletions
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3
drivers/scsi/ufs/ufshcd.c
View file

@ -4492,7 +4492,7 @@ EXPORT_SYMBOL_GPL(ufshcd_make_hba_operational);
* ufshcd_hba_stop - Send controller to reset state
* @hba: per adapter instance
*/
static inline void ufshcd_hba_stop(struct ufs_hba *hba)
void ufshcd_hba_stop(struct ufs_hba *hba)
{
unsigned long flags;
int err;
@ -4511,6 +4511,7 @@ static inline void ufshcd_hba_stop(struct ufs_hba *hba)
if (err)
dev_err(hba->dev, "%s: Controller disable failed\n", __func__);
}
EXPORT_SYMBOL_GPL(ufshcd_hba_stop);
/**
* ufshcd_hba_execute_hce - initialize the controller

1
drivers/scsi/ufs/ufshcd.h
View file

@ -970,6 +970,7 @@ int ufshcd_wait_for_register(struct ufs_hba *hba, u32 reg, u32 mask,
unsigned long timeout_ms);
void ufshcd_parse_dev_ref_clk_freq(struct ufs_hba *hba, struct clk *refclk);
void ufshcd_update_evt_hist(struct ufs_hba *hba, u32 id, u32 val);
void ufshcd_hba_stop(struct ufs_hba *hba);
static inline void check_upiu_size(void)
{