diff mbox series

[v7,3/8] scsi: ufs: export ufs_fixup_device_setup() function

Message ID 20200508022141.10783-4-stanley.chu@mediatek.com (mailing list archive)
State New, archived
Headers show
Series scsi: ufs: support LU Dedicated buffer mode for WriteBooster | expand

Commit Message

Stanley Chu May 8, 2020, 2:21 a.m. UTC 
Export ufs_fixup_device_setup() to allow vendors to re-use it for
fixing device quriks on specified UFS hosts.

Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
---
 drivers/scsi/ufs/ufshcd.c | 7 ++++---
 drivers/scsi/ufs/ufshcd.h | 1 +
 2 files changed, 5 insertions(+), 3 deletions(-)

Comments

Avri Altman May 8, 2020, 7:42 a.m. UTC | #1 
> 
> -static void ufshcd_fixup_dev_quirks(struct ufs_hba *hba)
> +void ufshcd_fixup_dev_quirks(struct ufs_hba *hba, struct ufs_dev_fix
> *fixups)
>  {
>         struct ufs_dev_fix *f;
>         struct ufs_dev_info *dev_info = &hba->dev_info;
Now that you are exporting it, maybe return if (!fixups)?
Stanley Chu May 8, 2020, 7:46 a.m. UTC | #2 
Hi Avri,

On Fri, 2020-05-08 at 07:42 +0000, Avri Altman wrote:
> > 
> > -static void ufshcd_fixup_dev_quirks(struct ufs_hba *hba)
> > +void ufshcd_fixup_dev_quirks(struct ufs_hba *hba, struct ufs_dev_fix
> > *fixups)
> >  {
> >         struct ufs_dev_fix *f;
> >         struct ufs_dev_info *dev_info = &hba->dev_info;
> Now that you are exporting it, maybe return if (!fixups)?
> 

Good idea, I will add it in next version.

Thanks,
Stanley Chu
diff mbox series

Patch

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 8d86d9a6a622..663ae842ea9a 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6838,12 +6838,12 @@  static void ufshcd_wb_probe(struct ufs_hba *hba, u8 *desc_buf)
 	hba->caps &= ~UFSHCD_CAP_WB_EN;
 }
 
-static void ufshcd_fixup_dev_quirks(struct ufs_hba *hba)
+void ufshcd_fixup_dev_quirks(struct ufs_hba *hba, struct ufs_dev_fix *fixups)
 {
 	struct ufs_dev_fix *f;
 	struct ufs_dev_info *dev_info = &hba->dev_info;
 
-	for (f = ufs_fixups; f->quirk; f++) {
+	for (f = fixups; f->quirk; f++) {
 		if ((f->wmanufacturerid == dev_info->wmanufacturerid ||
 		     f->wmanufacturerid == UFS_ANY_VENDOR) &&
 		     ((dev_info->model &&
@@ -6852,11 +6852,12 @@  static void ufshcd_fixup_dev_quirks(struct ufs_hba *hba)
 			hba->dev_quirks |= f->quirk;
 	}
 }
+EXPORT_SYMBOL_GPL(ufshcd_fixup_dev_quirks);
 
 static void ufs_fixup_device_setup(struct ufs_hba *hba)
 {
 	/* fix by general quirk table */
-	ufshcd_fixup_dev_quirks(hba);
+	ufshcd_fixup_dev_quirks(hba, ufs_fixups);
 
 	/* allow vendors to fix quirks */
 	ufshcd_vops_fixup_dev_quirks(hba);
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 897338ba67aa..4d296acadd6f 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -952,6 +952,7 @@  int ufshcd_query_flag(struct ufs_hba *hba, enum query_opcode opcode,
 
 void ufshcd_auto_hibern8_enable(struct ufs_hba *hba);
 void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit);
+void ufshcd_fixup_dev_quirks(struct ufs_hba *hba, struct ufs_dev_fix *fixups);
 #define SD_ASCII_STD true
 #define SD_RAW false
 int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index,