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scsi: ufs: Export ufs_fixup_device_setup() function 

Export ufs_fixup_device_setup() to allow vendors to re-use it for fixing
device quriks on specified UFS hosts.

Link: https://lore.kernel.org/r/20200508080115.24233-4-stanley.chu@mediatek.com
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Stanley Chu 2020-05-08 16:01:10 +08:00 committed by Martin K. Petersen
parent c28c00ba4f
commit 8db269a510
2 changed files with 8 additions and 3 deletions
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10
drivers/scsi/ufs/ufshcd.c
View File

@ -6838,12 +6838,15 @@ wb_disabled:
hba->caps &= ~UFSHCD_CAP_WB_EN; 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_fix *f;
struct ufs_dev_info *dev_info = &hba->dev_info; struct ufs_dev_info *dev_info = &hba->dev_info;
for (f = ufs_fixups; f->quirk; f++) { if (!fixups)
return;
for (f = fixups; f->quirk; f++) {
if ((f->wmanufacturerid == dev_info->wmanufacturerid || if ((f->wmanufacturerid == dev_info->wmanufacturerid ||
f->wmanufacturerid == UFS_ANY_VENDOR) && f->wmanufacturerid == UFS_ANY_VENDOR) &&
((dev_info->model && ((dev_info->model &&
@ -6852,11 +6855,12 @@ static void ufshcd_fixup_dev_quirks(struct ufs_hba *hba)
hba->dev_quirks |= f->quirk; hba->dev_quirks |= f->quirk;
} }
} }
EXPORT_SYMBOL_GPL(ufshcd_fixup_dev_quirks);
static void ufs_fixup_device_setup(struct ufs_hba *hba) static void ufs_fixup_device_setup(struct ufs_hba *hba)
{ {
/* fix by general quirk table */ /* fix by general quirk table */
ufshcd_fixup_dev_quirks(hba); ufshcd_fixup_dev_quirks(hba, ufs_fixups);
/* allow vendors to fix quirks */ /* allow vendors to fix quirks */
ufshcd_vops_fixup_dev_quirks(hba); ufshcd_vops_fixup_dev_quirks(hba);

1
drivers/scsi/ufs/ufshcd.h
View File

@ -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_enable(struct ufs_hba *hba);
void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit); 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_ASCII_STD true
#define SD_RAW false #define SD_RAW false
int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index, int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index,