Commit 3a95f5b3 authored by Alice.Chao's avatar Alice.Chao Committed by Martin K. Petersen
Browse files

scsi: ufs: core: Export ufshcd_hba_stop() 

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: default avatarStanley Chu <stanley.chu@mediatek.com>
Signed-off-by: default avatarAlice.Chao <alice.chao@mediatek.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 40d2fd05

drivers/scsi/ufs/ufshcd.c

+2 −1
Original line number Diff line number Diff line
@@ -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

drivers/scsi/ufs/ufshcd.h

+1 −0
Original line number Diff line number Diff line
@@ -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)

{