Several vendors are using same code to configure ADAPT settings for HS-G4. Simply refactor it as common function.
Signed-off-by: Stanley Chu <[email protected]> --- drivers/scsi/ufs/ufshcd.c | 16 ++++++++++++++++ drivers/scsi/ufs/ufshcd.h | 3 +++ 2 files changed, 19 insertions(+) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 9186ee01379a..80cbce414678 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -3587,6 +3587,22 @@ static int ufshcd_dme_reset(struct ufs_hba *hba) return ret; } +int ufshcd_dme_configure_adapt(struct ufs_hba *hba, + int agreed_gear, + int adapt_val) +{ + int ret; + + if (agreed_gear != UFS_HS_G4) + adapt_val = PA_INITIAL_ADAPT; + + ret = ufshcd_dme_set(hba, + UIC_ARG_MIB(PA_TXHSADAPTTYPE), + adapt_val); + return ret; +} +EXPORT_SYMBOL_GPL(ufshcd_dme_configure_adapt); + /** * ufshcd_dme_enable - UIC command for DME_ENABLE * @hba: per adapter instance diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 5191d87f6263..d0b68df07eef 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -956,6 +956,9 @@ extern int ufshcd_runtime_idle(struct ufs_hba *hba); extern int ufshcd_system_suspend(struct ufs_hba *hba); extern int ufshcd_system_resume(struct ufs_hba *hba); extern int ufshcd_shutdown(struct ufs_hba *hba); +extern int ufshcd_dme_configure_adapt(struct ufs_hba *hba, + int agreed_gear, + int adapt_val); extern int ufshcd_dme_set_attr(struct ufs_hba *hba, u32 attr_sel, u8 attr_set, u32 mib_val, u8 peer); extern int ufshcd_dme_get_attr(struct ufs_hba *hba, u32 attr_sel, -- 2.18.0
