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scsi: ufs: core: Export ufshcd_dme_reset() and ufshcd_dme_enable()

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These two APIs will be used by glue driver if they need a different HCE
process.

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Link: https://lore.kernel.org/r/1738736156-119203-6-git-send-email-shawn.lin@rock-chips.com
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Shawn Lin
2025-02-05 14:15:54 +08:00
committed by Martin K. Petersen
parent d90e920237
commit 6b070711b7
2 changed files with 6 additions and 2 deletions
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6
drivers/ufs/core/ufshcd.c
View File

@@ -4005,7 +4005,7 @@ static int ufshcd_dme_link_startup(struct ufs_hba *hba)
* *
* Return: 0 on success, non-zero value on failure. * Return: 0 on success, non-zero value on failure.
*/ */
static int ufshcd_dme_reset(struct ufs_hba *hba) int ufshcd_dme_reset(struct ufs_hba *hba)
{ {
struct uic_command uic_cmd = { struct uic_command uic_cmd = {
.command = UIC_CMD_DME_RESET, .command = UIC_CMD_DME_RESET,
@@ -4019,6 +4019,7 @@ static int ufshcd_dme_reset(struct ufs_hba *hba)
return ret; return ret;
} }
EXPORT_SYMBOL_GPL(ufshcd_dme_reset);
int ufshcd_dme_configure_adapt(struct ufs_hba *hba, int ufshcd_dme_configure_adapt(struct ufs_hba *hba,
int agreed_gear, int agreed_gear,
@@ -4044,7 +4045,7 @@ EXPORT_SYMBOL_GPL(ufshcd_dme_configure_adapt);
* *
* Return: 0 on success, non-zero value on failure. * Return: 0 on success, non-zero value on failure.
*/ */
static int ufshcd_dme_enable(struct ufs_hba *hba) int ufshcd_dme_enable(struct ufs_hba *hba)
{ {
struct uic_command uic_cmd = { struct uic_command uic_cmd = {
.command = UIC_CMD_DME_ENABLE, .command = UIC_CMD_DME_ENABLE,
@@ -4058,6 +4059,7 @@ static int ufshcd_dme_enable(struct ufs_hba *hba)
return ret; return ret;
} }
EXPORT_SYMBOL_GPL(ufshcd_dme_enable);
static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba) static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba)
{ {

2
include/ufs/ufshcd.h
View File

@@ -1368,6 +1368,8 @@ extern int ufshcd_system_thaw(struct device *dev);
extern int ufshcd_system_restore(struct device *dev); extern int ufshcd_system_restore(struct device *dev);
#endif #endif
extern int ufshcd_dme_reset(struct ufs_hba *hba);
extern int ufshcd_dme_enable(struct ufs_hba *hba);
extern int ufshcd_dme_configure_adapt(struct ufs_hba *hba, extern int ufshcd_dme_configure_adapt(struct ufs_hba *hba,
int agreed_gear, int agreed_gear,
int adapt_val); int adapt_val);