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Mon, 16 Nov 2020 14:50:56 +0800 From: Stanley Chu To: , , , , Subject: [PATCH v1 7/9] scsi: ufs: Refactor ADAPT configuration function Date: Mon, 16 Nov 2020 14:50:52 +0800 Message-ID: <20201116065054.7658-8-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201116065054.7658-1-stanley.chu@mediatek.com> References: <20201116065054.7658-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 5926274FF60AC1D2252A78452B893F06980F61EAFD7235CF175F1E25C3F32A5E2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201116_020117_839276_34A57723 X-CRM114-Status: GOOD ( 11.37 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: chun-hung.wu@mediatek.com, alice.chao@mediatek.com, Stanley Chu , andy.teng@mediatek.com, cc.chou@mediatek.com, peter.wang@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, kwmad.kim@samsung.com, jiajie.hao@mediatek.com, cang@codeaurora.org, linux-mediatek@lists.infradead.org, liwei213@huawei.com, matthias.bgg@gmail.com, beanhuo@micron.com, chaotian.jing@mediatek.com, linux-arm-kernel@lists.infradead.org, asutoshd@codeaurora.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Several vendors are using same code to configure ADAPT settings for HS-G4. Simply refactor it as common function. Signed-off-by: Stanley Chu --- 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,