[PATCH RFT v3 08/14] drm/msm/a6xx: Replace '2' with BIT(1) in level2_swizzling_dis calc

From: Konrad Dybcio
Date: Sat May 17 2025 - 13:34:33 EST


From: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>

ubwc_swizzle is a bitmask. Check for a bit to make it more obvious.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 154346591365f3f89d467674952abb2f067e7ce3..a20b57e964d31adb22f0b79a5178b45f0f5ec5d5 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -668,12 +668,12 @@ 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;
+ 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;
u8 uavflagprd_inv = 0;
u32 hbb_hi = hbb >> 2;
u32 hbb_lo = hbb & 3;
- u32 level2_swizzling_dis = !(adreno_gpu->ubwc_config.ubwc_swizzle & 2);

if (adreno_is_a650_family(adreno_gpu) || adreno_is_a7xx(adreno_gpu))
uavflagprd_inv = 2;

--
2.49.0