From: Bjorn Andersson Date: Fri, 1 Dec 2023 00:35:01 +0000 (-0800) Subject: drm/msm/dpu: Add missing safe_lut_tbl in sc8180x catalog X-Git-Tag: v6.6.14~332 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ff9f375c21d94ec9ad4b1682d70b348da1a2f109;p=platform%2Fkernel%2Flinux-starfive.git drm/msm/dpu: Add missing safe_lut_tbl in sc8180x catalog [ Upstream commit 7cc2621f16b644bb7af37987cb471311641a9e56 ] Similar to SC8280XP, the misconfigured SAFE logic causes rather significant delays in __arm_smmu_tlb_sync(), resulting in poor performance for things such as USB. Introduce appropriate SAFE values for SC8180X to correct this. Fixes: f3af2d6ee9ab ("drm/msm/dpu: Add SC8180x to hw catalog") Signed-off-by: Bjorn Andersson Reported-by: Anton Bambura Reviewed-by: Dmitry Baryshkov Patchwork: https://patchwork.freedesktop.org/patch/569840/ Link: https://lore.kernel.org/r/20231130-sc8180x-dpu-safe-lut-v1-1-a8a6bbac36b8@quicinc.com Signed-off-by: Dmitry Baryshkov Signed-off-by: Sasha Levin --- diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h index f3de210..c92fbf24 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h @@ -377,6 +377,7 @@ static const struct dpu_perf_cfg sc8180x_perf_data = { .min_llcc_ib = 800000, .min_dram_ib = 800000, .danger_lut_tbl = {0xf, 0xffff, 0x0}, + .safe_lut_tbl = {0xfff0, 0xf000, 0xffff}, .qos_lut_tbl = { {.nentry = ARRAY_SIZE(sc7180_qos_linear), .entries = sc7180_qos_linear