diff mbox series

[V2,1/3] scsi: ufs: export api for use in vendor file

Message ID 1616363857-26760-2-git-send-email-nitirawa@codeaurora.org (mailing list archive)
State Changes Requested
Headers show
Series scsi: ufs: Add a vops to configure VCC voltage level | expand

Commit Message

Nitin Rawat March 21, 2021, 9:57 p.m. UTC 
Exporting functions ufshcd_set_dev_pwr_mode, ufshcd_disable_vreg
and ufshcd_enable_vreg so that vendor drivers can make use of
them in setting vendor specific regulator setting
in vendor specific file.

Signed-off-by: Nitin Rawat <nitirawa@codeaurora.org>
---
 drivers/scsi/ufs/ufshcd.c | 9 ++++++---
 drivers/scsi/ufs/ufshcd.h | 4 ++++
 2 files changed, 10 insertions(+), 3 deletions(-)

--
2.7.4
diff mbox series

Patch

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 80620c8..633ca8e 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -8081,7 +8081,7 @@  static int ufshcd_config_vreg(struct device *dev,
 	return ret;
 }

-static int ufshcd_enable_vreg(struct device *dev, struct ufs_vreg *vreg)
+int ufshcd_enable_vreg(struct device *dev, struct ufs_vreg *vreg)
 {
 	int ret = 0;

@@ -8100,8 +8100,9 @@  static int ufshcd_enable_vreg(struct device *dev, struct ufs_vreg *vreg)
 out:
 	return ret;
 }
+EXPORT_SYMBOL(ufshcd_enable_vreg);

-static int ufshcd_disable_vreg(struct device *dev, struct ufs_vreg *vreg)
+int ufshcd_disable_vreg(struct device *dev, struct ufs_vreg *vreg)
 {
 	int ret = 0;

@@ -8121,6 +8122,7 @@  static int ufshcd_disable_vreg(struct device *dev, struct ufs_vreg *vreg)
 out:
 	return ret;
 }
+EXPORT_SYMBOL(ufshcd_disable_vreg);

 static int ufshcd_setup_vreg(struct ufs_hba *hba, bool on)
 {
@@ -8445,7 +8447,7 @@  ufshcd_send_request_sense(struct ufs_hba *hba, struct scsi_device *sdp)
  * Returns 0 if requested power mode is set successfully
  * Returns non-zero if failed to set the requested power mode
  */
-static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba,
+int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba,
 				     enum ufs_dev_pwr_mode pwr_mode)
 {
 	unsigned char cmd[6] = { START_STOP };
@@ -8503,6 +8505,7 @@  static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba,
 	hba->host->eh_noresume = 0;
 	return ret;
 }
+EXPORT_SYMBOL(ufshcd_set_dev_pwr_mode);

 static int ufshcd_link_state_transition(struct ufs_hba *hba,
 					enum uic_link_state req_link_state,
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 18e56c1..0db796a 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -997,6 +997,10 @@  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_set_dev_pwr_mode(struct ufs_hba *hba,
+						enum ufs_dev_pwr_mode pwr_mode);
+extern int ufshcd_enable_vreg(struct device *dev, struct ufs_vreg *vreg);
+extern int ufshcd_disable_vreg(struct device *dev, struct ufs_vreg *vreg);

 /* UIC command interfaces for DME primitives */
 #define DME_LOCAL	0