diff mbox series

[v4,01/10] scsi: ufs: Export ufshcd_uic_change_pwr_mode()

Message ID 20220615035146.20964-2-stanley.chu@mediatek.com
State Superseded
Headers show
Series csi: ufs: Fix PMC and low-power mode on MediaTek UFS platforms | expand

Commit Message

Stanley Chu June 15, 2022, 3:51 a.m. UTC 
Export ufshcd_uic_change_pwr_mode() to allow vendors to
use it for SoC-specific power mode change design limitation.

Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
---
 drivers/ufs/core/ufshcd.c | 3 ++-
 include/ufs/ufshcd.h      | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

Comments

Bart Van Assche June 15, 2022, 4:44 p.m. UTC | #1 
On 6/14/22 20:51, Stanley Chu wrote:
> Export ufshcd_uic_change_pwr_mode() to allow vendors to
> use it for SoC-specific power mode change design limitation.

Reviewed-by: Bart Van Assche <bvanassche@acm.org>
diff mbox series

Patch

diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 936a6d5467c9..19e17c898319 100755
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -4091,7 +4091,7 @@  static int ufshcd_uic_pwr_ctrl(struct ufs_hba *hba, struct uic_command *cmd)
  *
  * Returns 0 on success, non-zero value on failure
  */
-static int ufshcd_uic_change_pwr_mode(struct ufs_hba *hba, u8 mode)
+int ufshcd_uic_change_pwr_mode(struct ufs_hba *hba, u8 mode)
 {
 	struct uic_command uic_cmd = {0};
 	int ret;
@@ -4116,6 +4116,7 @@  static int ufshcd_uic_change_pwr_mode(struct ufs_hba *hba, u8 mode)
 out:
 	return ret;
 }
+EXPORT_SYMBOL_GPL(ufshcd_uic_change_pwr_mode);
 
 int ufshcd_link_recovery(struct ufs_hba *hba)
 {
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index a92271421718..aa778418703f 100755
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -1087,6 +1087,7 @@  extern int ufshcd_dme_get_attr(struct ufs_hba *hba, u32 attr_sel,
 			       u32 *mib_val, u8 peer);
 extern int ufshcd_config_pwr_mode(struct ufs_hba *hba,
 			struct ufs_pa_layer_attr *desired_pwr_mode);
+extern int ufshcd_uic_change_pwr_mode(struct ufs_hba *hba, u8 mode);
 
 /* UIC command interfaces for DME primitives */
 #define DME_LOCAL	0