linux-kernel - Re: [PATCH 4/4] scsi: ufs: make ufshcd_config_pwr

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Message-ID: <e3eb556127dcb28d6e0c170a886ab409@codeaurora.org>
Date:   Wed, 16 May 2018 14:27:04 -0700
From:   Subhash Jadavani <subhashj@...eaurora.org>
To:     Alim Akhtar <alim.akhtar@...sung.com>
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        jejb@...ux.vnet.ibm.com, martin.petersen@...cle.com,
        vivek.gautam@...eaurora.org, vinholikatti@...il.com, olof@...om.net
Subject: Re: [PATCH 4/4] scsi: ufs: make ufshcd_config_pwr_mode of non-static
 func

On 2018-05-06 03:14, Alim Akhtar wrote:
> This makes ufshcd_config_pwr_mode non-static so that other vendors
> like exynos can use the same.
> 
> Signed-off-by: Seungwon Jeon <essuuj@...il.com>
> Signed-off-by: Alim Akhtar <alim.akhtar@...sung.com>
> ---
>  drivers/scsi/ufs/ufshcd.c | 5 ++---
>  drivers/scsi/ufs/ufshcd.h | 2 ++
>  2 files changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index 5bfd385..68aefcd 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -233,8 +233,6 @@ static void ufshcd_suspend_clkscaling(struct 
> ufs_hba *hba);
>  static void __ufshcd_suspend_clkscaling(struct ufs_hba *hba);
>  static int ufshcd_scale_clks(struct ufs_hba *hba, bool scale_up);
>  static irqreturn_t ufshcd_intr(int irq, void *__hba);
> -static int ufshcd_config_pwr_mode(struct ufs_hba *hba,
> -		struct ufs_pa_layer_attr *desired_pwr_mode);
>  static int ufshcd_change_power_mode(struct ufs_hba *hba,
>  			     struct ufs_pa_layer_attr *pwr_mode);
>  static inline bool ufshcd_valid_tag(struct ufs_hba *hba, int tag)
> @@ -3969,7 +3967,7 @@ static int ufshcd_change_power_mode(struct 
> ufs_hba *hba,
>   * @hba: per-adapter instance
>   * @desired_pwr_mode: desired power configuration
>   */
> -static int ufshcd_config_pwr_mode(struct ufs_hba *hba,
> +int ufshcd_config_pwr_mode(struct ufs_hba *hba,
>  		struct ufs_pa_layer_attr *desired_pwr_mode)
>  {
>  	struct ufs_pa_layer_attr final_params = { 0 };
> @@ -3987,6 +3985,7 @@ static int ufshcd_config_pwr_mode(struct ufs_hba 
> *hba,
> 
>  	return ret;
>  }
> +EXPORT_SYMBOL_GPL(ufshcd_config_pwr_mode);
> 
>  /**
>   * ufshcd_complete_dev_init() - checks device readiness
> diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
> index 013a07e..b42a5a3 100644
> --- a/drivers/scsi/ufs/ufshcd.h
> +++ b/drivers/scsi/ufs/ufshcd.h
> @@ -805,6 +805,8 @@ extern int ufshcd_dme_set_attr(struct ufs_hba
> *hba, u32 attr_sel,
>  			       u8 attr_set, u32 mib_val, u8 peer);
>  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);
> 
>  /* UIC command interfaces for DME primitives */
>  #define DME_LOCAL	0

Looks good to me.
Reviewed-by: Subhash Jadavani <subhashj@...eaurora.org>

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