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[RFT,v2,12/15] drm/msm/a6xx: Drop cfg->ubwc_swizzle override

Message ID 20250514-topic-ubwc_central-v2-12-09ecbc0a05ce@oss.qualcomm.com
State New
Headers show
Series Add a single source of truth for UBWC configuration data | expand

Commit Message

Konrad Dybcio May 14, 2025, 3:10 p.m. UTC 
From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

On A663 (SA8775P) the value matches exactly.

On A610, the value matches on SM6115, but is different on SM6125. That
turns out not to be a problem, as the bits that differ aren't even
interpreted.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
---
 drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index ae0bb7934e7ed203aa3b81e28767de204f0a4d60..eaf468b67f97ff153e92a73a45581228fcf75e46 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -598,13 +598,10 @@  static int a6xx_calc_ubwc_config(struct adreno_gpu *gpu)
 	/* Copy the data into the internal struct to drop the const qualifier (temporarily) */
 	*cfg = *common_cfg;
 
-	cfg->ubwc_swizzle = 0x6;
 	cfg->highest_bank_bit = 15;
 
-	if (adreno_is_a610(gpu)) {
+	if (adreno_is_a610(gpu))
 		cfg->highest_bank_bit = 13;
-		cfg->ubwc_swizzle = 0x7;
-	}
 
 	if (adreno_is_a618(gpu))
 		cfg->highest_bank_bit = 14;
@@ -631,10 +628,8 @@  static int a6xx_calc_ubwc_config(struct adreno_gpu *gpu)
 		cfg->highest_bank_bit = 16;
 	}
 
-	if (adreno_is_a663(gpu)) {
+	if (adreno_is_a663(gpu))
 		cfg->highest_bank_bit = 13;
-		cfg->ubwc_swizzle = 0x4;
-	}
 
 	if (adreno_is_7c3(gpu))
 		cfg->highest_bank_bit = 14;