From 5a9c1bea011fb42088ba08ceaa252fb20e695626 Mon Sep 17 00:00:00 2001 From: Konrad Dybcio Date: Mon, 5 May 2025 13:13:40 +0200 Subject: [PATCH] drm/msm/a6xx: Disable rgb565_predicator on Adreno 7c3 This feature is supposed to be enabled with UBWC v4 or later. Implementations of this SKU feature an effective UBWC version of 3, so disable it, in line with the BSP kernel. Reported-by: Dmitry Baryshkov Reviewed-by: Akhil P Oommen Fixes: 192f4ee3e408 ("drm/msm/a6xx: Add support for Adreno 7c Gen 3 gpu") Signed-off-by: Konrad Dybcio Patchwork: https://patchwork.freedesktop.org/patch/651759/ Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 2289fecbbbf1..bf3758f010f4 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -655,7 +655,6 @@ static void a6xx_calc_ubwc_config(struct adreno_gpu *gpu) if (adreno_is_7c3(gpu)) { gpu->ubwc_config.highest_bank_bit = 14; gpu->ubwc_config.amsbc = 1; - gpu->ubwc_config.rgb565_predicator = 1; gpu->ubwc_config.uavflagprd_inv = 2; gpu->ubwc_config.macrotile_mode = 1; } -- 2.25.1