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[83.9.3.225]) by smtp.gmail.com with ESMTPSA id n7-20020a2e7207000000b002986854f27dsm134573ljc.23.2023.03.30.18.14.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Mar 2023 18:14:56 -0700 (PDT) From: Konrad Dybcio Date: Fri, 31 Mar 2023 03:14:49 +0200 Subject: [PATCH v3 1/5] drm/msm/a6xx: Add support for A640 speed binning MIME-Version: 1.0 Message-Id: <20230331-topic-konahana_speedbin-v3-1-2dede22dd7f7@linaro.org> References: <20230331-topic-konahana_speedbin-v3-0-2dede22dd7f7@linaro.org> In-Reply-To: <20230331-topic-konahana_speedbin-v3-0-2dede22dd7f7@linaro.org> To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , David Airlie , Daniel Vetter , Andy Gross , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski Cc: Marijn Suijten , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Konrad Dybcio , Akhil P Oommen X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1680225294; l=1296; i=konrad.dybcio@linaro.org; s=20230215; h=from:subject:message-id; bh=VXMxl1zaALk2VQGZ0SUWZWF+pL7ypf/TNwlzN5n8NSU=; b=kdwkwRFUtJBE2RUvooae/psy8PkBqKZzpIRLEnDz0bWAFsqckUPcG6f+uXQfdlVlK+Uu7jLRej2i 6iCqX4j7AjGitZ8xuD3j/PrE/IF9redU8LaK+IiBz+VU46aV/KQr X-Developer-Key: i=konrad.dybcio@linaro.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= 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 A640 (SM8150) GPUs. Reviewed-by: Akhil P Oommen Signed-off-by: Konrad Dybcio --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 1e09777cce3f..663090973c1b 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1890,6 +1890,16 @@ static u32 a619_get_speed_bin(u32 fuse) return UINT_MAX; } +static u32 a640_get_speed_bin(u32 fuse) +{ + if (fuse == 0) + return 0; + else if (fuse == 1) + return 1; + + return UINT_MAX; +} + static u32 adreno_7c3_get_speed_bin(u32 fuse) { if (fuse == 0) @@ -1915,6 +1925,9 @@ static u32 fuse_to_supp_hw(struct device *dev, struct adreno_rev rev, u32 fuse) if (adreno_cmp_rev(ADRENO_REV(6, 3, 5, ANY_ID), rev)) val = adreno_7c3_get_speed_bin(fuse); + if (adreno_cmp_rev(ADRENO_REV(6, 4, 0, ANY_ID), rev)) + val = a640_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",