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[83.9.30.37]) by smtp.gmail.com with ESMTPSA id s17-20020a1709060c1100b0084d21db0691sm18313857ejf.179.2023.01.20.09.22.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Jan 2023 09:22:43 -0800 (PST) From: Konrad Dybcio To: linux-arm-msm@vger.kernel.org, andersson@kernel.org, agross@kernel.org, krzysztof.kozlowski@linaro.org Cc: marijn.suijten@somainline.org, Konrad Dybcio , Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , David Airlie , Daniel Vetter , Akhil P Oommen , Chia-I Wu , dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/5] drm/msm/a6xx: Add support for A650 speed binning Date: Fri, 20 Jan 2023 18:22:30 +0100 Message-Id: <20230120172233.1905761-3-konrad.dybcio@linaro.org> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230120172233.1905761-1-konrad.dybcio@linaro.org> References: <20230120172233.1905761-1-konrad.dybcio@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add support for matching QFPROM fuse values to get the correct speed bin on A650 (SM8250) GPUs. Signed-off-by: Konrad Dybcio Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 0ee8cb3e490c..c5f5d0bb3fdc 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1894,6 +1894,20 @@ static u32 a640_get_speed_bin(u32 fuse) return UINT_MAX; } +static u32 a650_get_speed_bin(u32 fuse) +{ + if (fuse == 0) + return 0; + else if (fuse == 1) + return 1; + else if (fuse == 2) + return 2; + else if (fuse == 3) + return 3; + + return UINT_MAX; +} + static u32 adreno_7c3_get_speed_bin(u32 fuse) { if (fuse == 0) @@ -1922,6 +1936,9 @@ static u32 fuse_to_supp_hw(struct device *dev, struct adreno_rev rev, u32 fuse) if (adreno_cmp_rev(ADRENO_REV(6, 4, 0, ANY_ID), rev)) val = a640_get_speed_bin(fuse); + if (adreno_cmp_rev(ADRENO_REV(6, 5, 0, ANY_ID), rev)) + val = a650_get_speed_bin(fuse); + if (val == UINT_MAX) { DRM_DEV_ERROR(dev, "missing support for speed-bin: %u. Some OPPs may not be supported by hardware\n",