diff mbox series

[v1,2/3] scsi: ufs: export some functions for vendor usage

Message ID 20200117035108.19699-3-stanley.chu@mediatek.com (mailing list archive)
State New, archived
Headers show
Series scsi: ufs-mediatek: add MediaTek vendor implementation part II | expand

Commit Message

Stanley Chu Jan. 17, 2020, 3:51 a.m. UTC 
Export below functions for vendor usage,

int ufshcd_hba_enable(struct ufs_hba *hba);
int ufshcd_make_hba_operational(struct ufs_hba *hba);
int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);

Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
---
 drivers/scsi/ufs/ufshcd.c | 11 +++++++----
 drivers/scsi/ufs/ufshcd.h |  3 +++
 2 files changed, 10 insertions(+), 4 deletions(-)

Comments

Alim Akhtar Jan. 19, 2020, 2:12 p.m. UTC | #1 
On Fri, Jan 17, 2020 at 9:45 AM Stanley Chu <stanley.chu@mediatek.com> wrote:
>
> Export below functions for vendor usage,
>
> int ufshcd_hba_enable(struct ufs_hba *hba);
> int ufshcd_make_hba_operational(struct ufs_hba *hba);
> int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
>
> Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
> ---
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>

>  drivers/scsi/ufs/ufshcd.c | 11 +++++++----
>  drivers/scsi/ufs/ufshcd.h |  3 +++
>  2 files changed, 10 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index bea036ab189a..1168baf358ea 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -250,7 +250,6 @@ static int ufshcd_probe_hba(struct ufs_hba *hba);
>  static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
>                                  bool skip_ref_clk);
>  static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on);
> -static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
>  static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba);
>  static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba);
>  static int ufshcd_host_reset_and_restore(struct ufs_hba *hba);
> @@ -3865,7 +3864,7 @@ static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba)
>         return ret;
>  }
>
> -static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
> +int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
>  {
>         struct uic_command uic_cmd = {0};
>         int ret;
> @@ -3891,6 +3890,7 @@ static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
>
>         return ret;
>  }
> +EXPORT_SYMBOL_GPL(ufshcd_uic_hibern8_exit);
>
>  void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit)
>  {
> @@ -4162,7 +4162,7 @@ static int ufshcd_complete_dev_init(struct ufs_hba *hba)
>   *
>   * Returns 0 on success, non-zero value on failure
>   */
> -static int ufshcd_make_hba_operational(struct ufs_hba *hba)
> +int ufshcd_make_hba_operational(struct ufs_hba *hba)
>  {
>         int err = 0;
>         u32 reg;
> @@ -4208,6 +4208,7 @@ static int ufshcd_make_hba_operational(struct ufs_hba *hba)
>  out:
>         return err;
>  }
> +EXPORT_SYMBOL_GPL(ufshcd_make_hba_operational);
>
>  /**
>   * ufshcd_hba_stop - Send controller to reset state
> @@ -4285,7 +4286,7 @@ static int ufshcd_hba_execute_hce(struct ufs_hba *hba)
>         return 0;
>  }
>
> -static int ufshcd_hba_enable(struct ufs_hba *hba)
> +int ufshcd_hba_enable(struct ufs_hba *hba)
>  {
>         int ret;
>
> @@ -4310,6 +4311,8 @@ static int ufshcd_hba_enable(struct ufs_hba *hba)
>
>         return ret;
>  }
> +EXPORT_SYMBOL_GPL(ufshcd_hba_enable);
> +
>  static int ufshcd_disable_tx_lcc(struct ufs_hba *hba, bool peer)
>  {
>         int tx_lanes, i, err = 0;
> diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
> index b1a1c65be8b1..fca372d98495 100644
> --- a/drivers/scsi/ufs/ufshcd.h
> +++ b/drivers/scsi/ufs/ufshcd.h
> @@ -799,8 +799,11 @@ static inline void ufshcd_rmwl(struct ufs_hba *hba, u32 mask, u32 val, u32 reg)
>
>  int ufshcd_alloc_host(struct device *, struct ufs_hba **);
>  void ufshcd_dealloc_host(struct ufs_hba *);
> +int ufshcd_hba_enable(struct ufs_hba *hba);
>  int ufshcd_init(struct ufs_hba * , void __iomem * , unsigned int);
> +int ufshcd_make_hba_operational(struct ufs_hba *hba);
>  void ufshcd_remove(struct ufs_hba *);
> +int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
>  int ufshcd_wait_for_register(struct ufs_hba *hba, u32 reg, u32 mask,
>                                 u32 val, unsigned long interval_us,
>                                 unsigned long timeout_ms, bool can_sleep);
> --
> 2.18.0
Asutosh Das (asd) Jan. 20, 2020, 8:49 p.m. UTC | #2 
On 1/16/2020 7:51 PM, Stanley Chu wrote:
> Export below functions for vendor usage,
> 
> int ufshcd_hba_enable(struct ufs_hba *hba);
> int ufshcd_make_hba_operational(struct ufs_hba *hba);
> int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
> 
> Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
> ---

LGTM.

Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>

>   drivers/scsi/ufs/ufshcd.c | 11 +++++++----
>   drivers/scsi/ufs/ufshcd.h |  3 +++
>   2 files changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index bea036ab189a..1168baf358ea 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -250,7 +250,6 @@ static int ufshcd_probe_hba(struct ufs_hba *hba);
>   static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
>   				 bool skip_ref_clk);
>   static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on);
> -static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
>   static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba);
>   static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba);
>   static int ufshcd_host_reset_and_restore(struct ufs_hba *hba);
> @@ -3865,7 +3864,7 @@ static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba)
>   	return ret;
>   }
>   
> -static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
> +int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
>   {
>   	struct uic_command uic_cmd = {0};
>   	int ret;
> @@ -3891,6 +3890,7 @@ static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
>   
>   	return ret;
>   }
> +EXPORT_SYMBOL_GPL(ufshcd_uic_hibern8_exit);
>   
>   void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit)
>   {
> @@ -4162,7 +4162,7 @@ static int ufshcd_complete_dev_init(struct ufs_hba *hba)
>    *
>    * Returns 0 on success, non-zero value on failure
>    */
> -static int ufshcd_make_hba_operational(struct ufs_hba *hba)
> +int ufshcd_make_hba_operational(struct ufs_hba *hba)
>   {
>   	int err = 0;
>   	u32 reg;
> @@ -4208,6 +4208,7 @@ static int ufshcd_make_hba_operational(struct ufs_hba *hba)
>   out:
>   	return err;
>   }
> +EXPORT_SYMBOL_GPL(ufshcd_make_hba_operational);
>   
>   /**
>    * ufshcd_hba_stop - Send controller to reset state
> @@ -4285,7 +4286,7 @@ static int ufshcd_hba_execute_hce(struct ufs_hba *hba)
>   	return 0;
>   }
>   
> -static int ufshcd_hba_enable(struct ufs_hba *hba)
> +int ufshcd_hba_enable(struct ufs_hba *hba)
>   {
>   	int ret;
>   
> @@ -4310,6 +4311,8 @@ static int ufshcd_hba_enable(struct ufs_hba *hba)
>   
>   	return ret;
>   }
> +EXPORT_SYMBOL_GPL(ufshcd_hba_enable);
> +
>   static int ufshcd_disable_tx_lcc(struct ufs_hba *hba, bool peer)
>   {
>   	int tx_lanes, i, err = 0;
> diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
> index b1a1c65be8b1..fca372d98495 100644
> --- a/drivers/scsi/ufs/ufshcd.h
> +++ b/drivers/scsi/ufs/ufshcd.h
> @@ -799,8 +799,11 @@ static inline void ufshcd_rmwl(struct ufs_hba *hba, u32 mask, u32 val, u32 reg)
>   
>   int ufshcd_alloc_host(struct device *, struct ufs_hba **);
>   void ufshcd_dealloc_host(struct ufs_hba *);
> +int ufshcd_hba_enable(struct ufs_hba *hba);
>   int ufshcd_init(struct ufs_hba * , void __iomem * , unsigned int);
> +int ufshcd_make_hba_operational(struct ufs_hba *hba);
>   void ufshcd_remove(struct ufs_hba *);
> +int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
>   int ufshcd_wait_for_register(struct ufs_hba *hba, u32 reg, u32 mask,
>   				u32 val, unsigned long interval_us,
>   				unsigned long timeout_ms, bool can_sleep);
>
diff mbox series

Patch

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index bea036ab189a..1168baf358ea 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -250,7 +250,6 @@  static int ufshcd_probe_hba(struct ufs_hba *hba);
 static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
 				 bool skip_ref_clk);
 static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on);
-static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
 static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba);
 static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba);
 static int ufshcd_host_reset_and_restore(struct ufs_hba *hba);
@@ -3865,7 +3864,7 @@  static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba)
 	return ret;
 }
 
-static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
+int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
 {
 	struct uic_command uic_cmd = {0};
 	int ret;
@@ -3891,6 +3890,7 @@  static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba)
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(ufshcd_uic_hibern8_exit);
 
 void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit)
 {
@@ -4162,7 +4162,7 @@  static int ufshcd_complete_dev_init(struct ufs_hba *hba)
  *
  * Returns 0 on success, non-zero value on failure
  */
-static int ufshcd_make_hba_operational(struct ufs_hba *hba)
+int ufshcd_make_hba_operational(struct ufs_hba *hba)
 {
 	int err = 0;
 	u32 reg;
@@ -4208,6 +4208,7 @@  static int ufshcd_make_hba_operational(struct ufs_hba *hba)
 out:
 	return err;
 }
+EXPORT_SYMBOL_GPL(ufshcd_make_hba_operational);
 
 /**
  * ufshcd_hba_stop - Send controller to reset state
@@ -4285,7 +4286,7 @@  static int ufshcd_hba_execute_hce(struct ufs_hba *hba)
 	return 0;
 }
 
-static int ufshcd_hba_enable(struct ufs_hba *hba)
+int ufshcd_hba_enable(struct ufs_hba *hba)
 {
 	int ret;
 
@@ -4310,6 +4311,8 @@  static int ufshcd_hba_enable(struct ufs_hba *hba)
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(ufshcd_hba_enable);
+
 static int ufshcd_disable_tx_lcc(struct ufs_hba *hba, bool peer)
 {
 	int tx_lanes, i, err = 0;
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index b1a1c65be8b1..fca372d98495 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -799,8 +799,11 @@  static inline void ufshcd_rmwl(struct ufs_hba *hba, u32 mask, u32 val, u32 reg)
 
 int ufshcd_alloc_host(struct device *, struct ufs_hba **);
 void ufshcd_dealloc_host(struct ufs_hba *);
+int ufshcd_hba_enable(struct ufs_hba *hba);
 int ufshcd_init(struct ufs_hba * , void __iomem * , unsigned int);
+int ufshcd_make_hba_operational(struct ufs_hba *hba);
 void ufshcd_remove(struct ufs_hba *);
+int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
 int ufshcd_wait_for_register(struct ufs_hba *hba, u32 reg, u32 mask,
 				u32 val, unsigned long interval_us,
 				unsigned long timeout_ms, bool can_sleep);