From b6ce504c715541eec92a42f2b828ed97742926d6 Mon Sep 17 00:00:00 2001 From: Konrad Dybcio Date: Thu, 26 Jun 2025 11:02:36 +0200 Subject: [PATCH] drm/msm/a6xx: Resolve the meaning of rgb565_predicator It's supposed to be on when the UBWC encoder version is >= 4.0. Drop the per-GPU assignments. Reviewed-by: Dmitry Baryshkov Signed-off-by: Konrad Dybcio Patchwork: https://patchwork.freedesktop.org/patch/660975/ Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 07212e3b9eac4..05e2a079ff720 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -611,7 +611,6 @@ static int a6xx_calc_ubwc_config(struct adreno_gpu *gpu) if (IS_ERR(gpu->common_ubwc_cfg)) return PTR_ERR(gpu->common_ubwc_cfg); - gpu->ubwc_config.rgb565_predicator = 0; gpu->ubwc_config.min_acc_len = 0; gpu->ubwc_config.ubwc_swizzle = 0x6; gpu->ubwc_config.macrotile_mode = 0; @@ -638,7 +637,6 @@ static int a6xx_calc_ubwc_config(struct adreno_gpu *gpu) if (adreno_is_a623(gpu)) { gpu->ubwc_config.highest_bank_bit = 16; - gpu->ubwc_config.rgb565_predicator = 1; gpu->ubwc_config.macrotile_mode = 1; } @@ -652,13 +650,11 @@ static int a6xx_calc_ubwc_config(struct adreno_gpu *gpu) adreno_is_a740_family(gpu)) { /* TODO: get ddr type from bootloader and use 2 for LPDDR4 */ gpu->ubwc_config.highest_bank_bit = 16; - gpu->ubwc_config.rgb565_predicator = 1; gpu->ubwc_config.macrotile_mode = 1; } if (adreno_is_a663(gpu)) { gpu->ubwc_config.highest_bank_bit = 13; - gpu->ubwc_config.rgb565_predicator = 1; gpu->ubwc_config.macrotile_mode = 1; gpu->ubwc_config.ubwc_swizzle = 0x4; } @@ -687,6 +683,7 @@ static void a6xx_set_ubwc_config(struct msm_gpu *gpu) */ BUG_ON(adreno_gpu->ubwc_config.highest_bank_bit < 13); u32 hbb = adreno_gpu->ubwc_config.highest_bank_bit - 13; + bool rgb565_predicator = cfg->ubwc_enc_version >= UBWC_4_0; u32 level2_swizzling_dis = !(cfg->ubwc_swizzle & BIT(1)); bool ubwc_mode = qcom_ubwc_get_ubwc_mode(cfg); bool amsbc = cfg->ubwc_enc_version >= UBWC_3_0; @@ -699,7 +696,7 @@ static void a6xx_set_ubwc_config(struct msm_gpu *gpu) gpu_write(gpu, REG_A6XX_RB_NC_MODE_CNTL, level2_swizzling_dis << 12 | - adreno_gpu->ubwc_config.rgb565_predicator << 11 | + rgb565_predicator << 11 | hbb_hi << 10 | amsbc << 4 | adreno_gpu->ubwc_config.min_acc_len << 3 | hbb_lo << 1 | ubwc_mode); -- 2.47.2