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Date: Sun, 3 May 2020 19:34:09 +0800 From: Stanley Chu <stanley.chu@...iatek.com> To: <linux-scsi@...r.kernel.org>, <martin.petersen@...cle.com>, <avri.altman@....com>, <alim.akhtar@...sung.com>, <jejb@...ux.ibm.com>, <asutoshd@...eaurora.org> CC: <beanhuo@...ron.com>, <cang@...eaurora.org>, <matthias.bgg@...il.com>, <bvanassche@....org>, <linux-mediatek@...ts.infradead.org>, <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <kuohong.wang@...iatek.com>, <peter.wang@...iatek.com>, <chun-hung.wu@...iatek.com>, <andy.teng@...iatek.com>, Stanley Chu <stanley.chu@...iatek.com> Subject: [PATCH v5 2/8] scsi: ufs: introduce fixup_dev_quirks vops Some UFS deivces may have required device quirks or have non-standard features which are enabled only on specified UFS hosts or for special customers. To not "pollute" common device quirk list, i.e., ufs_fixups table for those devices mentioned above, introduce "fixup_dev_quirks" vops to allow vendors to fix or modify device quirks accordingly. Signed-off-by: Stanley Chu <stanley.chu@...iatek.com> --- drivers/scsi/ufs/ufshcd.c | 1 + drivers/scsi/ufs/ufshcd.h | 7 +++++++ 2 files changed, 8 insertions(+) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 04ddfb15e858..da7b375709b6 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6899,6 +6899,7 @@ static int ufs_get_device_desc(struct ufs_hba *hba) } ufs_fixup_device_setup(hba); + ufshcd_vops_fixup_dev_quirks(hba); /* * Probe WB only for UFS-3.1 devices or UFS devices with quirk diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 056537e52c19..5fa03e0f3bd1 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -336,6 +336,7 @@ struct ufs_hba_variant_ops { void (*hibern8_notify)(struct ufs_hba *, enum uic_cmd_dme, enum ufs_notify_change_status); int (*apply_dev_quirks)(struct ufs_hba *hba); + void (*fixup_dev_quirks)(struct ufs_hba *hba); int (*suspend)(struct ufs_hba *, enum ufs_pm_op); int (*resume)(struct ufs_hba *, enum ufs_pm_op); void (*dbg_register_dump)(struct ufs_hba *hba); @@ -1085,6 +1086,12 @@ static inline int ufshcd_vops_apply_dev_quirks(struct ufs_hba *hba) return 0; } +static inline void ufshcd_vops_fixup_dev_quirks(struct ufs_hba *hba) +{ + if (hba->vops && hba->vops->fixup_dev_quirks) + hba->vops->fixup_dev_quirks(hba); +} + static inline int ufshcd_vops_suspend(struct ufs_hba *hba, enum ufs_pm_op op) { if (hba->vops && hba->vops->suspend) -- 2.18.0
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