diff mbox series

drm/msm/a690: Fix reg values for a690

Message ID 20231121162137.60488-1-robdclark@gmail.com (mailing list archive)
State Not Applicable
Headers show
Series drm/msm/a690: Fix reg values for a690 | expand

Commit Message

Rob Clark Nov. 21, 2023, 4:21 p.m. UTC 
From: Danylo Piliaiev <dpiliaiev@igalia.com>

KGSL doesn't support a690 so all reg values were the same as
on a660. Now we know the values and they are different from the
windows driver.

This fixes hangs on D3D12 games and some CTS tests.

Signed-off-by: Danylo Piliaiev <dpiliaiev@igalia.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
---
 drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

Comments

Konrad Dybcio Nov. 22, 2023, 4:09 p.m. UTC | #1 
On 11/21/23 17:21, Rob Clark wrote:
> From: Danylo Piliaiev <dpiliaiev@igalia.com>
> 
> KGSL doesn't support a690 so all reg values were the same as
> on a660. Now we know the values and they are different from the
> windows driver.
> 
> This fixes hangs on D3D12 games and some CTS tests.
> 
> Signed-off-by: Danylo Piliaiev <dpiliaiev@igalia.com>
> Signed-off-by: Rob Clark <robdclark@chromium.org>
> ---
Very interesting.. did you document how to get these on windows?

Konrad
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 8176ea8da7a7..75e1ea0404d3 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -1326,6 +1326,7 @@  static void a6xx_set_ubwc_config(struct msm_gpu *gpu)
 		amsbc = 1;
 		rgb565_predicator = 1;
 		uavflagprd_inv = 2;
+		ubwc_mode = 2;
 	}
 
 	if (adreno_is_7c3(adreno_gpu)) {
@@ -1741,7 +1742,9 @@  static int hw_init(struct msm_gpu *gpu)
 	/* Setting the primFifo thresholds default values,
 	 * and vccCacheSkipDis=1 bit (0x200) for A640 and newer
 	*/
-	if (adreno_is_a650(adreno_gpu) || adreno_is_a660(adreno_gpu) || adreno_is_a690(adreno_gpu))
+	if (adreno_is_a690(adreno_gpu))
+		gpu_write(gpu, REG_A6XX_PC_DBG_ECO_CNTL, 0x00800200);
+	else if (adreno_is_a650(adreno_gpu) || adreno_is_a660(adreno_gpu))
 		gpu_write(gpu, REG_A6XX_PC_DBG_ECO_CNTL, 0x00300200);
 	else if (adreno_is_a640_family(adreno_gpu) || adreno_is_7c3(adreno_gpu))
 		gpu_write(gpu, REG_A6XX_PC_DBG_ECO_CNTL, 0x00200200);
@@ -1775,6 +1778,8 @@  static int hw_init(struct msm_gpu *gpu)
 	if (adreno_is_a730(adreno_gpu) ||
 	    adreno_is_a740_family(adreno_gpu))
 		gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL, (1 << 30) | 0xcfffff);
+	else if (adreno_is_a690(adreno_gpu))
+		gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL, (1 << 30) | 0x4fffff);
 	else if (adreno_is_a619(adreno_gpu))
 		gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL, (1 << 30) | 0x3fffff);
 	else if (adreno_is_a610(adreno_gpu))
@@ -1782,7 +1787,10 @@  static int hw_init(struct msm_gpu *gpu)
 	else
 		gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL, (1 << 30) | 0x1fffff);
 
-	gpu_write(gpu, REG_A6XX_UCHE_CLIENT_PF, 1);
+	if (adreno_is_a690(adreno_gpu))
+		gpu_write(gpu, REG_A6XX_UCHE_CLIENT_PF, 0x81);
+	else
+		gpu_write(gpu, REG_A6XX_UCHE_CLIENT_PF, 1);
 
 	/* Set weights for bicubic filtering */
 	if (adreno_is_a650_family(adreno_gpu)) {
@@ -1808,12 +1816,17 @@  static int hw_init(struct msm_gpu *gpu)
 	a6xx_set_cp_protect(gpu);
 
 	if (adreno_is_a660_family(adreno_gpu)) {
-		gpu_write(gpu, REG_A6XX_CP_CHICKEN_DBG, 0x1);
+		if (adreno_is_a690(adreno_gpu))
+			gpu_write(gpu, REG_A6XX_CP_CHICKEN_DBG, 0x00028801);
+		else
+			gpu_write(gpu, REG_A6XX_CP_CHICKEN_DBG, 0x1);
 		gpu_write(gpu, REG_A6XX_RBBM_GBIF_CLIENT_QOS_CNTL, 0x0);
 	}
 
+	if (adreno_is_a690(adreno_gpu))
+		gpu_write(gpu, REG_A6XX_UCHE_CMDQ_CONFIG, 0x90);
 	/* Set dualQ + disable afull for A660 GPU */
-	if (adreno_is_a660(adreno_gpu))
+	else if (adreno_is_a660(adreno_gpu))
 		gpu_write(gpu, REG_A6XX_UCHE_CMDQ_CONFIG, 0x66906);
 	else if (adreno_is_a7xx(adreno_gpu))
 		gpu_write(gpu, REG_A6XX_UCHE_CMDQ_CONFIG,