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[104.57.184.186]) by smtp.gmail.com with ESMTPSA id g3sm2875800oif.26.2020.11.20.20.48.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Nov 2020 20:48:06 -0800 (PST) From: Bjorn Andersson To: Alim Akhtar , Avri Altman , "James E.J. Bottomley" , "Martin K. Petersen" , Stanley Chu , Can Guo , Asutosh Das , Bean Huo Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: [PATCH] scsi: ufs: Adjust logic in common ADAPT helper Date: Fri, 20 Nov 2020 20:48:10 -0800 Message-Id: <20201121044810.507288-1-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The introduction of ufshcd_dme_configure_adapt() refactored out duplication from the Mediatek and Qualcomm drivers. Both these implementations had the logic of: gear_tx == UFS_HS_G4 => PA_INITIAL_ADAPT gear_tx != UFS_HS_G4 => PA_NO_ADAPT but now both implementations pass PA_INITIAL_ADAPT as "adapt_val" and if gear_tx is not UFS_HS_G4 that is replaced with PA_INITIAL_ADAPT. In other words, it's PA_INITIAL_ADAPT in both above cases. The result is that e.g. Qualcomm SM8150 has no longer functional UFS, so adjust the logic to match the previous implementation. Fixes: fc85a74e28fe ("scsi: ufs: Refactor ADAPT configuration function") Signed-off-by: Bjorn Andersson Reviewed-by: Stanley Chu Reviewed-by: Can Guo --- drivers/scsi/ufs/ufshcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 52e077aa3efe..13281c74cb4f 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -3618,7 +3618,7 @@ int ufshcd_dme_configure_adapt(struct ufs_hba *hba, int ret; if (agreed_gear != UFS_HS_G4) - adapt_val = PA_INITIAL_ADAPT; + adapt_val = PA_NO_ADAPT; ret = ufshcd_dme_set(hba, UIC_ARG_MIB(PA_TXHSADAPTTYPE),