diff mbox series

[v5,5/7] scsi: ufs: Group UFS WB related flags to struct ufs_dev_info

Message ID 20201215230519.15158-6-huobean@gmail.com (mailing list archive)
State Changes Requested
Headers show
Series Several changes for UFS WriteBooster | expand

Commit Message

Bean Huo Dec. 15, 2020, 11:05 p.m. UTC 
From: Bean Huo <beanhuo@micron.com>

UFS device-related flags should be grouped in ufs_dev_info. Take
wb_enabled and wb_buf_flush_enabled out from the struct ufs_hba,
group them to struct ufs_dev_info, and align the names of the structure
members vertically.

Signed-off-by: Bean Huo <beanhuo@micron.com>
---
 drivers/scsi/ufs/ufs-sysfs.c |  2 +-
 drivers/scsi/ufs/ufs.h       | 27 ++++++++++++++++-----------
 drivers/scsi/ufs/ufshcd.c    | 21 ++++++++++-----------
 drivers/scsi/ufs/ufshcd.h    |  4 +---
 4 files changed, 28 insertions(+), 26 deletions(-)

Comments

Stanley Chu Dec. 16, 2020, 4:16 a.m. UTC | #1 
On Wed, 2020-12-16 at 00:05 +0100, Bean Huo wrote:
> From: Bean Huo <beanhuo@micron.com>
> 
> UFS device-related flags should be grouped in ufs_dev_info. Take
> wb_enabled and wb_buf_flush_enabled out from the struct ufs_hba,
> group them to struct ufs_dev_info, and align the names of the structure
> members vertically.
> 
> Signed-off-by: Bean Huo <beanhuo@micron.com>

Acked-by: Stanley Chu <stanley.chu@mediatek.com>
Can Guo Dec. 22, 2020, 6:14 a.m. UTC | #2 
On 2020-12-16 07:05, Bean Huo wrote:
> From: Bean Huo <beanhuo@micron.com>
> 
> UFS device-related flags should be grouped in ufs_dev_info. Take
> wb_enabled and wb_buf_flush_enabled out from the struct ufs_hba,
> group them to struct ufs_dev_info, and align the names of the structure
> members vertically.
> 

Reviewed-by: Can Guo <cang@codeaurora.org>

> Signed-off-by: Bean Huo <beanhuo@micron.com>
> ---
>  drivers/scsi/ufs/ufs-sysfs.c |  2 +-
>  drivers/scsi/ufs/ufs.h       | 27 ++++++++++++++++-----------
>  drivers/scsi/ufs/ufshcd.c    | 21 ++++++++++-----------
>  drivers/scsi/ufs/ufshcd.h    |  4 +---
>  4 files changed, 28 insertions(+), 26 deletions(-)
> 
> diff --git a/drivers/scsi/ufs/ufs-sysfs.c 
> b/drivers/scsi/ufs/ufs-sysfs.c
> index f3ca3d6b82c4..9a9acc722a37 100644
> --- a/drivers/scsi/ufs/ufs-sysfs.c
> +++ b/drivers/scsi/ufs/ufs-sysfs.c
> @@ -194,7 +194,7 @@ static ssize_t wb_on_show(struct device *dev,
> struct device_attribute *attr,
>  {
>  	struct ufs_hba *hba = dev_get_drvdata(dev);
> 
> -	return sysfs_emit(buf, "%d\n", hba->wb_enabled);
> +	return sysfs_emit(buf, "%d\n", hba->dev_info.wb_enabled);
>  }
> 
>  static ssize_t wb_on_store(struct device *dev, struct device_attribute 
> *attr,
> diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h
> index a789e074ae3f..ec74cf360b1f 100644
> --- a/drivers/scsi/ufs/ufs.h
> +++ b/drivers/scsi/ufs/ufs.h
> @@ -527,20 +527,25 @@ struct ufs_vreg_info {
>  };
> 
>  struct ufs_dev_info {
> -	bool f_power_on_wp_en;
> +	bool	f_power_on_wp_en;
>  	/* Keeps information if any of the LU is power on write protected */
> -	bool is_lu_power_on_wp;
> +	bool	is_lu_power_on_wp;
>  	/* Maximum number of general LU supported by the UFS device */
> -	u8 max_lu_supported;
> -	u8 wb_dedicated_lu;
> -	u16 wmanufacturerid;
> +	u8	max_lu_supported;
> +	u16	wmanufacturerid;
>  	/*UFS device Product Name */
> -	u8 *model;
> -	u16 wspecversion;
> -	u32 clk_gating_wait_us;
> -	u8 b_wb_buffer_type;
> -	bool b_rpm_dev_flush_capable;
> -	u8 b_presrv_uspc_en;
> +	u8	*model;
> +	u16	wspecversion;
> +	u32	clk_gating_wait_us;
> +
> +	/* UFS WB related flags */
> +	bool    wb_enabled;
> +	bool    wb_buf_flush_enabled;
> +	u8	wb_dedicated_lu;
> +	u8      wb_buffer_type;
> +
> +	bool	b_rpm_dev_flush_capable;
> +	u8	b_presrv_uspc_en;
>  };
> 
>  /**
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index 5f08f4a59a17..466a85051d54 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -589,8 +589,8 @@ static void ufshcd_device_reset(struct ufs_hba 
> *hba)
>  	if (!err) {
>  		ufshcd_set_ufs_dev_active(hba);
>  		if (ufshcd_is_wb_allowed(hba)) {
> -			hba->wb_enabled = false;
> -			hba->wb_buf_flush_enabled = false;
> +			hba->dev_info.wb_enabled = false;
> +			hba->dev_info.wb_buf_flush_enabled = false;
>  		}
>  	}
>  	if (err != -EOPNOTSUPP)
> @@ -5359,7 +5359,7 @@ int ufshcd_wb_ctrl(struct ufs_hba *hba, bool 
> enable)
>  	if (!ufshcd_is_wb_allowed(hba))
>  		return 0;
> 
> -	if (!(enable ^ hba->wb_enabled))
> +	if (!(enable ^ hba->dev_info.wb_enabled))
>  		return 0;
>  	if (enable)
>  		opcode = UPIU_QUERY_OPCODE_SET_FLAG;
> @@ -5375,7 +5375,7 @@ int ufshcd_wb_ctrl(struct ufs_hba *hba, bool 
> enable)
>  		return ret;
>  	}
> 
> -	hba->wb_enabled = enable;
> +	hba->dev_info.wb_enabled = enable;
>  	dev_dbg(hba->dev, "%s write booster %s %d\n",
>  			__func__, enable ? "enable" : "disable", ret);
> 
> @@ -5415,7 +5415,7 @@ static int ufshcd_wb_buf_flush_enable(struct 
> ufs_hba *hba)
>  	int ret;
>  	u8 index;
> 
> -	if (!ufshcd_is_wb_allowed(hba) || hba->wb_buf_flush_enabled)
> +	if (!ufshcd_is_wb_allowed(hba) || hba->dev_info.wb_buf_flush_enabled)
>  		return 0;
> 
>  	index = ufshcd_wb_get_query_index(hba);
> @@ -5426,7 +5426,7 @@ static int ufshcd_wb_buf_flush_enable(struct 
> ufs_hba *hba)
>  		dev_err(hba->dev, "%s WB - buf flush enable failed %d\n",
>  			__func__, ret);
>  	else
> -		hba->wb_buf_flush_enabled = true;
> +		hba->dev_info.wb_buf_flush_enabled = true;
> 
>  	dev_dbg(hba->dev, "WB - Flush enabled: %d\n", ret);
>  	return ret;
> @@ -5437,7 +5437,7 @@ static int ufshcd_wb_buf_flush_disable(struct
> ufs_hba *hba)
>  	int ret;
>  	u8 index;
> 
> -	if (!ufshcd_is_wb_allowed(hba) || !hba->wb_buf_flush_enabled)
> +	if (!ufshcd_is_wb_allowed(hba) || 
> !hba->dev_info.wb_buf_flush_enabled)
>  		return 0;
> 
>  	index = ufshcd_wb_get_query_index(hba);
> @@ -5448,7 +5448,7 @@ static int ufshcd_wb_buf_flush_disable(struct
> ufs_hba *hba)
>  		dev_warn(hba->dev, "%s: WB - buf flush disable failed %d\n",
>  			 __func__, ret);
>  	} else {
> -		hba->wb_buf_flush_enabled = false;
> +		hba->dev_info.wb_buf_flush_enabled = false;
>  		dev_dbg(hba->dev, "WB - Flush disabled: %d\n", ret);
>  	}
> 
> @@ -7236,13 +7236,12 @@ static void ufshcd_wb_probe(struct ufs_hba
> *hba, u8 *desc_buf)
>  	 * says, in dedicated wb buffer mode, a max of 1 lun would have wb
>  	 * buffer configured.
>  	 */
> -	dev_info->b_wb_buffer_type =
> -		desc_buf[DEVICE_DESC_PARAM_WB_TYPE];
> +	dev_info->wb_buffer_type = desc_buf[DEVICE_DESC_PARAM_WB_TYPE];
> 
>  	dev_info->b_presrv_uspc_en =
>  		desc_buf[DEVICE_DESC_PARAM_WB_PRESRV_USRSPC_EN];
> 
> -	if (dev_info->b_wb_buffer_type == WB_BUF_MODE_SHARED) {
> +	if (dev_info->wb_buffer_type == WB_BUF_MODE_SHARED) {
>  		if (!get_unaligned_be32(desc_buf +
>  				   DEVICE_DESC_PARAM_WB_SHARED_ALLOC_UNITS))
>  			goto wb_disabled;
> diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
> index 2a97006a2c93..ee97068158e2 100644
> --- a/drivers/scsi/ufs/ufshcd.h
> +++ b/drivers/scsi/ufs/ufshcd.h
> @@ -805,8 +805,6 @@ struct ufs_hba {
> 
>  	struct device		bsg_dev;
>  	struct request_queue	*bsg_queue;
> -	bool wb_buf_flush_enabled;
> -	bool wb_enabled;
>  	struct delayed_work rpm_dev_flush_recheck_work;
> 
>  #ifdef CONFIG_SCSI_UFS_CRYPTO
> @@ -946,7 +944,7 @@ static inline bool
> ufshcd_keep_autobkops_enabled_except_suspend(
> 
>  static inline u8 ufshcd_wb_get_query_index(struct ufs_hba *hba)
>  {
> -	if (hba->dev_info.b_wb_buffer_type == WB_BUF_MODE_LU_DEDICATED)
> +	if (hba->dev_info.wb_buffer_type == WB_BUF_MODE_LU_DEDICATED)
>  		return hba->dev_info.wb_dedicated_lu;
>  	return 0;
>  }
diff mbox series

Patch

diff --git a/drivers/scsi/ufs/ufs-sysfs.c b/drivers/scsi/ufs/ufs-sysfs.c
index f3ca3d6b82c4..9a9acc722a37 100644
--- a/drivers/scsi/ufs/ufs-sysfs.c
+++ b/drivers/scsi/ufs/ufs-sysfs.c
@@ -194,7 +194,7 @@  static ssize_t wb_on_show(struct device *dev, struct device_attribute *attr,
 {
 	struct ufs_hba *hba = dev_get_drvdata(dev);
 
-	return sysfs_emit(buf, "%d\n", hba->wb_enabled);
+	return sysfs_emit(buf, "%d\n", hba->dev_info.wb_enabled);
 }
 
 static ssize_t wb_on_store(struct device *dev, struct device_attribute *attr,
diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h
index a789e074ae3f..ec74cf360b1f 100644
--- a/drivers/scsi/ufs/ufs.h
+++ b/drivers/scsi/ufs/ufs.h
@@ -527,20 +527,25 @@  struct ufs_vreg_info {
 };
 
 struct ufs_dev_info {
-	bool f_power_on_wp_en;
+	bool	f_power_on_wp_en;
 	/* Keeps information if any of the LU is power on write protected */
-	bool is_lu_power_on_wp;
+	bool	is_lu_power_on_wp;
 	/* Maximum number of general LU supported by the UFS device */
-	u8 max_lu_supported;
-	u8 wb_dedicated_lu;
-	u16 wmanufacturerid;
+	u8	max_lu_supported;
+	u16	wmanufacturerid;
 	/*UFS device Product Name */
-	u8 *model;
-	u16 wspecversion;
-	u32 clk_gating_wait_us;
-	u8 b_wb_buffer_type;
-	bool b_rpm_dev_flush_capable;
-	u8 b_presrv_uspc_en;
+	u8	*model;
+	u16	wspecversion;
+	u32	clk_gating_wait_us;
+
+	/* UFS WB related flags */
+	bool    wb_enabled;
+	bool    wb_buf_flush_enabled;
+	u8	wb_dedicated_lu;
+	u8      wb_buffer_type;
+
+	bool	b_rpm_dev_flush_capable;
+	u8	b_presrv_uspc_en;
 };
 
 /**
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 5f08f4a59a17..466a85051d54 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -589,8 +589,8 @@  static void ufshcd_device_reset(struct ufs_hba *hba)
 	if (!err) {
 		ufshcd_set_ufs_dev_active(hba);
 		if (ufshcd_is_wb_allowed(hba)) {
-			hba->wb_enabled = false;
-			hba->wb_buf_flush_enabled = false;
+			hba->dev_info.wb_enabled = false;
+			hba->dev_info.wb_buf_flush_enabled = false;
 		}
 	}
 	if (err != -EOPNOTSUPP)
@@ -5359,7 +5359,7 @@  int ufshcd_wb_ctrl(struct ufs_hba *hba, bool enable)
 	if (!ufshcd_is_wb_allowed(hba))
 		return 0;
 
-	if (!(enable ^ hba->wb_enabled))
+	if (!(enable ^ hba->dev_info.wb_enabled))
 		return 0;
 	if (enable)
 		opcode = UPIU_QUERY_OPCODE_SET_FLAG;
@@ -5375,7 +5375,7 @@  int ufshcd_wb_ctrl(struct ufs_hba *hba, bool enable)
 		return ret;
 	}
 
-	hba->wb_enabled = enable;
+	hba->dev_info.wb_enabled = enable;
 	dev_dbg(hba->dev, "%s write booster %s %d\n",
 			__func__, enable ? "enable" : "disable", ret);
 
@@ -5415,7 +5415,7 @@  static int ufshcd_wb_buf_flush_enable(struct ufs_hba *hba)
 	int ret;
 	u8 index;
 
-	if (!ufshcd_is_wb_allowed(hba) || hba->wb_buf_flush_enabled)
+	if (!ufshcd_is_wb_allowed(hba) || hba->dev_info.wb_buf_flush_enabled)
 		return 0;
 
 	index = ufshcd_wb_get_query_index(hba);
@@ -5426,7 +5426,7 @@  static int ufshcd_wb_buf_flush_enable(struct ufs_hba *hba)
 		dev_err(hba->dev, "%s WB - buf flush enable failed %d\n",
 			__func__, ret);
 	else
-		hba->wb_buf_flush_enabled = true;
+		hba->dev_info.wb_buf_flush_enabled = true;
 
 	dev_dbg(hba->dev, "WB - Flush enabled: %d\n", ret);
 	return ret;
@@ -5437,7 +5437,7 @@  static int ufshcd_wb_buf_flush_disable(struct ufs_hba *hba)
 	int ret;
 	u8 index;
 
-	if (!ufshcd_is_wb_allowed(hba) || !hba->wb_buf_flush_enabled)
+	if (!ufshcd_is_wb_allowed(hba) || !hba->dev_info.wb_buf_flush_enabled)
 		return 0;
 
 	index = ufshcd_wb_get_query_index(hba);
@@ -5448,7 +5448,7 @@  static int ufshcd_wb_buf_flush_disable(struct ufs_hba *hba)
 		dev_warn(hba->dev, "%s: WB - buf flush disable failed %d\n",
 			 __func__, ret);
 	} else {
-		hba->wb_buf_flush_enabled = false;
+		hba->dev_info.wb_buf_flush_enabled = false;
 		dev_dbg(hba->dev, "WB - Flush disabled: %d\n", ret);
 	}
 
@@ -7236,13 +7236,12 @@  static void ufshcd_wb_probe(struct ufs_hba *hba, u8 *desc_buf)
 	 * says, in dedicated wb buffer mode, a max of 1 lun would have wb
 	 * buffer configured.
 	 */
-	dev_info->b_wb_buffer_type =
-		desc_buf[DEVICE_DESC_PARAM_WB_TYPE];
+	dev_info->wb_buffer_type = desc_buf[DEVICE_DESC_PARAM_WB_TYPE];
 
 	dev_info->b_presrv_uspc_en =
 		desc_buf[DEVICE_DESC_PARAM_WB_PRESRV_USRSPC_EN];
 
-	if (dev_info->b_wb_buffer_type == WB_BUF_MODE_SHARED) {
+	if (dev_info->wb_buffer_type == WB_BUF_MODE_SHARED) {
 		if (!get_unaligned_be32(desc_buf +
 				   DEVICE_DESC_PARAM_WB_SHARED_ALLOC_UNITS))
 			goto wb_disabled;
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 2a97006a2c93..ee97068158e2 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -805,8 +805,6 @@  struct ufs_hba {
 
 	struct device		bsg_dev;
 	struct request_queue	*bsg_queue;
-	bool wb_buf_flush_enabled;
-	bool wb_enabled;
 	struct delayed_work rpm_dev_flush_recheck_work;
 
 #ifdef CONFIG_SCSI_UFS_CRYPTO
@@ -946,7 +944,7 @@  static inline bool ufshcd_keep_autobkops_enabled_except_suspend(
 
 static inline u8 ufshcd_wb_get_query_index(struct ufs_hba *hba)
 {
-	if (hba->dev_info.b_wb_buffer_type == WB_BUF_MODE_LU_DEDICATED)
+	if (hba->dev_info.wb_buffer_type == WB_BUF_MODE_LU_DEDICATED)
 		return hba->dev_info.wb_dedicated_lu;
 	return 0;
 }