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From: Stanley Chu <stanley.chu@mediatek.com>
To: <linux-scsi@vger.kernel.org>, <martin.petersen@oracle.com>,
	<avri.altman@wdc.com>, <alim.akhtar@samsung.com>,
	<jejb@linux.ibm.com>, <asutoshd@codeaurora.org>
Cc: <beanhuo@micron.com>, <cang@codeaurora.org>,
	<matthias.bgg@gmail.com>, <bvanassche@acm.org>,
	<linux-mediatek@lists.infradead.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <kuohong.wang@mediatek.com>,
	<peter.wang@mediatek.com>, <chun-hung.wu@mediatek.com>,
	<andy.teng@mediatek.com>, Stanley Chu <stanley.chu@mediatek.com>
Subject: [PATCH v1 3/4] scsi: ufs: Fix index of attributes query for WriteBooster feature
Date: Tue, 12 May 2020 18:47:49 +0800	[thread overview]
Message-ID: <20200512104750.8711-4-stanley.chu@mediatek.com> (raw)
In-Reply-To: <20200512104750.8711-1-stanley.chu@mediatek.com>

For WriteBooster feature related attributes, the index used by
query shall be LUN ID if LU Dedicated buffer mode is enabled.

Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
---
 drivers/scsi/ufs/ufs-sysfs.c | 13 +++++++++++--
 drivers/scsi/ufs/ufshcd.c    | 16 ++++++++++------
 drivers/scsi/ufs/ufshcd.h    |  2 +-
 3 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/drivers/scsi/ufs/ufs-sysfs.c b/drivers/scsi/ufs/ufs-sysfs.c
index a0b3763e1dc2..2d71d232a69d 100644
--- a/drivers/scsi/ufs/ufs-sysfs.c
+++ b/drivers/scsi/ufs/ufs-sysfs.c
@@ -637,7 +637,7 @@ static ssize_t _name##_show(struct device *dev,				\
 	int ret;							\
 	struct ufs_hba *hba = dev_get_drvdata(dev);			\
 	if (ufshcd_is_wb_flags(QUERY_FLAG_IDN##_uname))			\
-		index = ufshcd_wb_get_flag_index(hba);			\
+		index = ufshcd_wb_get_query_index(hba);			\
 	pm_runtime_get_sync(hba->dev);					\
 	ret = ufshcd_query_flag(hba, UPIU_QUERY_OPCODE_READ_FLAG,	\
 		QUERY_FLAG_IDN##_uname, index, &flag);			\
@@ -680,6 +680,12 @@ static const struct attribute_group ufs_sysfs_flags_group = {
 	.attrs = ufs_sysfs_device_flags,
 };
 
+static inline bool ufshcd_is_wb_attrs(enum attr_idn idn)
+{
+	return ((idn >= QUERY_ATTR_IDN_WB_FLUSH_STATUS) &&
+		(idn <= QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE));
+}
+
 #define UFS_ATTRIBUTE(_name, _uname)					\
 static ssize_t _name##_show(struct device *dev,				\
 	struct device_attribute *attr, char *buf)			\
@@ -687,9 +693,12 @@ static ssize_t _name##_show(struct device *dev,				\
 	struct ufs_hba *hba = dev_get_drvdata(dev);			\
 	u32 value;							\
 	int ret;							\
+	u8 index = 0;							\
+	if (ufshcd_is_wb_attrs(QUERY_ATTR_IDN##_uname))			\
+		index = ufshcd_wb_get_query_index(hba);			\
 	pm_runtime_get_sync(hba->dev);					\
 	ret = ufshcd_query_attr(hba, UPIU_QUERY_OPCODE_READ_ATTR,	\
-		QUERY_ATTR_IDN##_uname, 0, 0, &value);			\
+		QUERY_ATTR_IDN##_uname, index, 0, &value);		\
 	pm_runtime_put_sync(hba->dev);					\
 	if (ret)							\
 		return -EINVAL;						\
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index b298bdd3e697..169a3379e468 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -5212,7 +5212,7 @@ static int ufshcd_wb_ctrl(struct ufs_hba *hba, bool enable)
 	else
 		opcode = UPIU_QUERY_OPCODE_CLEAR_FLAG;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, opcode,
 				      QUERY_FLAG_IDN_WB_EN, index, NULL);
 	if (ret) {
@@ -5238,7 +5238,7 @@ static int ufshcd_wb_toggle_flush_during_h8(struct ufs_hba *hba, bool set)
 	else
 		val = UPIU_QUERY_OPCODE_CLEAR_FLAG;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	return ufshcd_query_flag_retry(hba, val,
 				QUERY_FLAG_IDN_WB_BUFF_FLUSH_DURING_HIBERN8,
 				index, NULL);
@@ -5261,7 +5261,7 @@ static int ufshcd_wb_buf_flush_enable(struct ufs_hba *hba)
 	if (!ufshcd_is_wb_allowed(hba) || hba->wb_buf_flush_enabled)
 		return 0;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, UPIU_QUERY_OPCODE_SET_FLAG,
 				      QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN,
 				      index, NULL);
@@ -5283,7 +5283,7 @@ static int ufshcd_wb_buf_flush_disable(struct ufs_hba *hba)
 	if (!ufshcd_is_wb_allowed(hba) || !hba->wb_buf_flush_enabled)
 		return 0;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, UPIU_QUERY_OPCODE_CLEAR_FLAG,
 				      QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN,
 				      index, NULL);
@@ -5303,10 +5303,12 @@ static bool ufshcd_wb_presrv_usrspc_keep_vcc_on(struct ufs_hba *hba,
 {
 	u32 cur_buf;
 	int ret;
+	u8 index;
 
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_READ_ATTR,
 					      QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE,
-					      0, 0, &cur_buf);
+					      index, 0, &cur_buf);
 	if (ret) {
 		dev_err(hba->dev, "%s dCurWriteBoosterBufferSize read failed %d\n",
 			__func__, ret);
@@ -5329,6 +5331,7 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba)
 {
 	int ret;
 	u32 avail_buf;
+	u8 index;
 
 	if (!ufshcd_is_wb_allowed(hba))
 		return false;
@@ -5343,9 +5346,10 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba)
 	 * buffer (dCurrentWriteBoosterBufferSize). There's no point in
 	 * keeping vcc on when current buffer is empty.
 	 */
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_READ_ATTR,
 				      QUERY_ATTR_IDN_AVAIL_WB_BUFF_SIZE,
-				      0, 0, &avail_buf);
+				      index, 0, &avail_buf);
 	if (ret) {
 		dev_warn(hba->dev, "%s dAvailableWriteBoosterBufferSize read failed %d\n",
 			 __func__, ret);
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 23a434c03c2a..ab0d180dad6c 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -861,7 +861,7 @@ static inline bool ufshcd_keep_autobkops_enabled_except_suspend(
 	return hba->caps & UFSHCD_CAP_KEEP_AUTO_BKOPS_ENABLED_EXCEPT_SUSPEND;
 }
 
-static inline u8 ufshcd_wb_get_flag_index(struct ufs_hba *hba)
+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)
 		return hba->dev_info.wb_dedicated_lu;
-- 
2.18.0

WARNING: multiple messages have this Message-ID
From: Stanley Chu <stanley.chu@mediatek.com>
To: <linux-scsi@vger.kernel.org>, <martin.petersen@oracle.com>,
	<avri.altman@wdc.com>, <alim.akhtar@samsung.com>,
	<jejb@linux.ibm.com>, <asutoshd@codeaurora.org>
Cc: bvanassche@acm.org, andy.teng@mediatek.com,
	chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com,
	linux-kernel@vger.kernel.org, cang@codeaurora.org,
	linux-mediatek@lists.infradead.org, peter.wang@mediatek.com,
	matthias.bgg@gmail.com, Stanley Chu <stanley.chu@mediatek.com>,
	linux-arm-kernel@lists.infradead.org, beanhuo@micron.com
Subject: [PATCH v1 3/4] scsi: ufs: Fix index of attributes query for WriteBooster feature
Date: Tue, 12 May 2020 18:47:49 +0800	[thread overview]
Message-ID: <20200512104750.8711-4-stanley.chu@mediatek.com> (raw)
In-Reply-To: <20200512104750.8711-1-stanley.chu@mediatek.com>

For WriteBooster feature related attributes, the index used by
query shall be LUN ID if LU Dedicated buffer mode is enabled.

Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
---
 drivers/scsi/ufs/ufs-sysfs.c | 13 +++++++++++--
 drivers/scsi/ufs/ufshcd.c    | 16 ++++++++++------
 drivers/scsi/ufs/ufshcd.h    |  2 +-
 3 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/drivers/scsi/ufs/ufs-sysfs.c b/drivers/scsi/ufs/ufs-sysfs.c
index a0b3763e1dc2..2d71d232a69d 100644
--- a/drivers/scsi/ufs/ufs-sysfs.c
+++ b/drivers/scsi/ufs/ufs-sysfs.c
@@ -637,7 +637,7 @@ static ssize_t _name##_show(struct device *dev,				\
 	int ret;							\
 	struct ufs_hba *hba = dev_get_drvdata(dev);			\
 	if (ufshcd_is_wb_flags(QUERY_FLAG_IDN##_uname))			\
-		index = ufshcd_wb_get_flag_index(hba);			\
+		index = ufshcd_wb_get_query_index(hba);			\
 	pm_runtime_get_sync(hba->dev);					\
 	ret = ufshcd_query_flag(hba, UPIU_QUERY_OPCODE_READ_FLAG,	\
 		QUERY_FLAG_IDN##_uname, index, &flag);			\
@@ -680,6 +680,12 @@ static const struct attribute_group ufs_sysfs_flags_group = {
 	.attrs = ufs_sysfs_device_flags,
 };
 
+static inline bool ufshcd_is_wb_attrs(enum attr_idn idn)
+{
+	return ((idn >= QUERY_ATTR_IDN_WB_FLUSH_STATUS) &&
+		(idn <= QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE));
+}
+
 #define UFS_ATTRIBUTE(_name, _uname)					\
 static ssize_t _name##_show(struct device *dev,				\
 	struct device_attribute *attr, char *buf)			\
@@ -687,9 +693,12 @@ static ssize_t _name##_show(struct device *dev,				\
 	struct ufs_hba *hba = dev_get_drvdata(dev);			\
 	u32 value;							\
 	int ret;							\
+	u8 index = 0;							\
+	if (ufshcd_is_wb_attrs(QUERY_ATTR_IDN##_uname))			\
+		index = ufshcd_wb_get_query_index(hba);			\
 	pm_runtime_get_sync(hba->dev);					\
 	ret = ufshcd_query_attr(hba, UPIU_QUERY_OPCODE_READ_ATTR,	\
-		QUERY_ATTR_IDN##_uname, 0, 0, &value);			\
+		QUERY_ATTR_IDN##_uname, index, 0, &value);		\
 	pm_runtime_put_sync(hba->dev);					\
 	if (ret)							\
 		return -EINVAL;						\
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index b298bdd3e697..169a3379e468 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -5212,7 +5212,7 @@ static int ufshcd_wb_ctrl(struct ufs_hba *hba, bool enable)
 	else
 		opcode = UPIU_QUERY_OPCODE_CLEAR_FLAG;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, opcode,
 				      QUERY_FLAG_IDN_WB_EN, index, NULL);
 	if (ret) {
@@ -5238,7 +5238,7 @@ static int ufshcd_wb_toggle_flush_during_h8(struct ufs_hba *hba, bool set)
 	else
 		val = UPIU_QUERY_OPCODE_CLEAR_FLAG;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	return ufshcd_query_flag_retry(hba, val,
 				QUERY_FLAG_IDN_WB_BUFF_FLUSH_DURING_HIBERN8,
 				index, NULL);
@@ -5261,7 +5261,7 @@ static int ufshcd_wb_buf_flush_enable(struct ufs_hba *hba)
 	if (!ufshcd_is_wb_allowed(hba) || hba->wb_buf_flush_enabled)
 		return 0;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, UPIU_QUERY_OPCODE_SET_FLAG,
 				      QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN,
 				      index, NULL);
@@ -5283,7 +5283,7 @@ static int ufshcd_wb_buf_flush_disable(struct ufs_hba *hba)
 	if (!ufshcd_is_wb_allowed(hba) || !hba->wb_buf_flush_enabled)
 		return 0;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, UPIU_QUERY_OPCODE_CLEAR_FLAG,
 				      QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN,
 				      index, NULL);
@@ -5303,10 +5303,12 @@ static bool ufshcd_wb_presrv_usrspc_keep_vcc_on(struct ufs_hba *hba,
 {
 	u32 cur_buf;
 	int ret;
+	u8 index;
 
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_READ_ATTR,
 					      QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE,
-					      0, 0, &cur_buf);
+					      index, 0, &cur_buf);
 	if (ret) {
 		dev_err(hba->dev, "%s dCurWriteBoosterBufferSize read failed %d\n",
 			__func__, ret);
@@ -5329,6 +5331,7 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba)
 {
 	int ret;
 	u32 avail_buf;
+	u8 index;
 
 	if (!ufshcd_is_wb_allowed(hba))
 		return false;
@@ -5343,9 +5346,10 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba)
 	 * buffer (dCurrentWriteBoosterBufferSize). There's no point in
 	 * keeping vcc on when current buffer is empty.
 	 */
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_READ_ATTR,
 				      QUERY_ATTR_IDN_AVAIL_WB_BUFF_SIZE,
-				      0, 0, &avail_buf);
+				      index, 0, &avail_buf);
 	if (ret) {
 		dev_warn(hba->dev, "%s dAvailableWriteBoosterBufferSize read failed %d\n",
 			 __func__, ret);
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 23a434c03c2a..ab0d180dad6c 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -861,7 +861,7 @@ static inline bool ufshcd_keep_autobkops_enabled_except_suspend(
 	return hba->caps & UFSHCD_CAP_KEEP_AUTO_BKOPS_ENABLED_EXCEPT_SUSPEND;
 }
 
-static inline u8 ufshcd_wb_get_flag_index(struct ufs_hba *hba)
+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)
 		return hba->dev_info.wb_dedicated_lu;
-- 
2.18.0
_______________________________________________
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Linux-mediatek@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-mediatek

WARNING: multiple messages have this Message-ID
From: Stanley Chu <stanley.chu@mediatek.com>
To: <linux-scsi@vger.kernel.org>, <martin.petersen@oracle.com>,
	<avri.altman@wdc.com>, <alim.akhtar@samsung.com>,
	<jejb@linux.ibm.com>, <asutoshd@codeaurora.org>
Cc: bvanassche@acm.org, andy.teng@mediatek.com,
	chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com,
	linux-kernel@vger.kernel.org, cang@codeaurora.org,
	linux-mediatek@lists.infradead.org, peter.wang@mediatek.com,
	matthias.bgg@gmail.com, Stanley Chu <stanley.chu@mediatek.com>,
	linux-arm-kernel@lists.infradead.org, beanhuo@micron.com
Subject: [PATCH v1 3/4] scsi: ufs: Fix index of attributes query for WriteBooster feature
Date: Tue, 12 May 2020 18:47:49 +0800	[thread overview]
Message-ID: <20200512104750.8711-4-stanley.chu@mediatek.com> (raw)
In-Reply-To: <20200512104750.8711-1-stanley.chu@mediatek.com>

For WriteBooster feature related attributes, the index used by
query shall be LUN ID if LU Dedicated buffer mode is enabled.

Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
---
 drivers/scsi/ufs/ufs-sysfs.c | 13 +++++++++++--
 drivers/scsi/ufs/ufshcd.c    | 16 ++++++++++------
 drivers/scsi/ufs/ufshcd.h    |  2 +-
 3 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/drivers/scsi/ufs/ufs-sysfs.c b/drivers/scsi/ufs/ufs-sysfs.c
index a0b3763e1dc2..2d71d232a69d 100644
--- a/drivers/scsi/ufs/ufs-sysfs.c
+++ b/drivers/scsi/ufs/ufs-sysfs.c
@@ -637,7 +637,7 @@ static ssize_t _name##_show(struct device *dev,				\
 	int ret;							\
 	struct ufs_hba *hba = dev_get_drvdata(dev);			\
 	if (ufshcd_is_wb_flags(QUERY_FLAG_IDN##_uname))			\
-		index = ufshcd_wb_get_flag_index(hba);			\
+		index = ufshcd_wb_get_query_index(hba);			\
 	pm_runtime_get_sync(hba->dev);					\
 	ret = ufshcd_query_flag(hba, UPIU_QUERY_OPCODE_READ_FLAG,	\
 		QUERY_FLAG_IDN##_uname, index, &flag);			\
@@ -680,6 +680,12 @@ static const struct attribute_group ufs_sysfs_flags_group = {
 	.attrs = ufs_sysfs_device_flags,
 };
 
+static inline bool ufshcd_is_wb_attrs(enum attr_idn idn)
+{
+	return ((idn >= QUERY_ATTR_IDN_WB_FLUSH_STATUS) &&
+		(idn <= QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE));
+}
+
 #define UFS_ATTRIBUTE(_name, _uname)					\
 static ssize_t _name##_show(struct device *dev,				\
 	struct device_attribute *attr, char *buf)			\
@@ -687,9 +693,12 @@ static ssize_t _name##_show(struct device *dev,				\
 	struct ufs_hba *hba = dev_get_drvdata(dev);			\
 	u32 value;							\
 	int ret;							\
+	u8 index = 0;							\
+	if (ufshcd_is_wb_attrs(QUERY_ATTR_IDN##_uname))			\
+		index = ufshcd_wb_get_query_index(hba);			\
 	pm_runtime_get_sync(hba->dev);					\
 	ret = ufshcd_query_attr(hba, UPIU_QUERY_OPCODE_READ_ATTR,	\
-		QUERY_ATTR_IDN##_uname, 0, 0, &value);			\
+		QUERY_ATTR_IDN##_uname, index, 0, &value);		\
 	pm_runtime_put_sync(hba->dev);					\
 	if (ret)							\
 		return -EINVAL;						\
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index b298bdd3e697..169a3379e468 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -5212,7 +5212,7 @@ static int ufshcd_wb_ctrl(struct ufs_hba *hba, bool enable)
 	else
 		opcode = UPIU_QUERY_OPCODE_CLEAR_FLAG;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, opcode,
 				      QUERY_FLAG_IDN_WB_EN, index, NULL);
 	if (ret) {
@@ -5238,7 +5238,7 @@ static int ufshcd_wb_toggle_flush_during_h8(struct ufs_hba *hba, bool set)
 	else
 		val = UPIU_QUERY_OPCODE_CLEAR_FLAG;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	return ufshcd_query_flag_retry(hba, val,
 				QUERY_FLAG_IDN_WB_BUFF_FLUSH_DURING_HIBERN8,
 				index, NULL);
@@ -5261,7 +5261,7 @@ static int ufshcd_wb_buf_flush_enable(struct ufs_hba *hba)
 	if (!ufshcd_is_wb_allowed(hba) || hba->wb_buf_flush_enabled)
 		return 0;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, UPIU_QUERY_OPCODE_SET_FLAG,
 				      QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN,
 				      index, NULL);
@@ -5283,7 +5283,7 @@ static int ufshcd_wb_buf_flush_disable(struct ufs_hba *hba)
 	if (!ufshcd_is_wb_allowed(hba) || !hba->wb_buf_flush_enabled)
 		return 0;
 
-	index = ufshcd_wb_get_flag_index(hba);
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_flag_retry(hba, UPIU_QUERY_OPCODE_CLEAR_FLAG,
 				      QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN,
 				      index, NULL);
@@ -5303,10 +5303,12 @@ static bool ufshcd_wb_presrv_usrspc_keep_vcc_on(struct ufs_hba *hba,
 {
 	u32 cur_buf;
 	int ret;
+	u8 index;
 
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_READ_ATTR,
 					      QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE,
-					      0, 0, &cur_buf);
+					      index, 0, &cur_buf);
 	if (ret) {
 		dev_err(hba->dev, "%s dCurWriteBoosterBufferSize read failed %d\n",
 			__func__, ret);
@@ -5329,6 +5331,7 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba)
 {
 	int ret;
 	u32 avail_buf;
+	u8 index;
 
 	if (!ufshcd_is_wb_allowed(hba))
 		return false;
@@ -5343,9 +5346,10 @@ static bool ufshcd_wb_keep_vcc_on(struct ufs_hba *hba)
 	 * buffer (dCurrentWriteBoosterBufferSize). There's no point in
 	 * keeping vcc on when current buffer is empty.
 	 */
+	index = ufshcd_wb_get_query_index(hba);
 	ret = ufshcd_query_attr_retry(hba, UPIU_QUERY_OPCODE_READ_ATTR,
 				      QUERY_ATTR_IDN_AVAIL_WB_BUFF_SIZE,
-				      0, 0, &avail_buf);
+				      index, 0, &avail_buf);
 	if (ret) {
 		dev_warn(hba->dev, "%s dAvailableWriteBoosterBufferSize read failed %d\n",
 			 __func__, ret);
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 23a434c03c2a..ab0d180dad6c 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -861,7 +861,7 @@ static inline bool ufshcd_keep_autobkops_enabled_except_suspend(
 	return hba->caps & UFSHCD_CAP_KEEP_AUTO_BKOPS_ENABLED_EXCEPT_SUSPEND;
 }
 
-static inline u8 ufshcd_wb_get_flag_index(struct ufs_hba *hba)
+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)
 		return hba->dev_info.wb_dedicated_lu;
-- 
2.18.0
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  parent reply	other threads:[~2020-05-12 10:48 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-12 10:47 [PATCH v1 0/4] scsi: ufs: Fix WriteBooster and cleanup UFS driver Stanley Chu
2020-05-12 10:47 ` Stanley Chu
2020-05-12 10:47 ` Stanley Chu
2020-05-12 10:47 ` [PATCH v1 1/4] scsi: ufs: Remove unnecessary memset for dev_info Stanley Chu
2020-05-12 10:47   ` Stanley Chu
2020-05-12 10:47   ` Stanley Chu
2020-05-12 10:47 ` [PATCH v1 2/4] scsi: ufs: Allow WriteBooster on UFS 2.2 devices Stanley Chu
2020-05-12 10:47   ` Stanley Chu
2020-05-12 10:47   ` Stanley Chu
2020-05-12 10:47 ` Stanley Chu [this message]
2020-05-12 10:47   ` [PATCH v1 3/4] scsi: ufs: Fix index of attributes query for WriteBooster feature Stanley Chu
2020-05-12 10:47   ` Stanley Chu
2020-05-12 10:47 ` [PATCH v1 4/4] scsi: ufs: Fix WriteBooster flush during runtime suspend Stanley Chu
2020-05-12 10:47   ` Stanley Chu
2020-05-12 10:47   ` Stanley Chu
2020-05-12 17:04   ` Asutosh Das (asd)
2020-05-12 17:04     ` Asutosh Das (asd)
2020-05-12 17:04     ` Asutosh Das (asd)
2020-05-13  2:21     ` Stanley Chu
2020-05-13  2:21       ` Stanley Chu
2020-05-13  2:21       ` Stanley Chu
2020-05-13 19:31   ` Asutosh Das (asd)
2020-05-13 19:31     ` Asutosh Das (asd)
2020-05-13 19:31     ` Asutosh Das (asd)
2020-05-14  2:23     ` Stanley Chu
2020-05-14  2:23       ` Stanley Chu
2020-05-14  2:23       ` Stanley Chu
2020-05-14 14:49       ` Stanley Chu
2020-05-14 14:49         ` Stanley Chu
2020-05-14 14:49         ` Stanley Chu
2020-05-14 16:59         ` Asutosh Das (asd)
2020-05-14 16:59           ` Asutosh Das (asd)
2020-05-14 16:59           ` Asutosh Das (asd)

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