[PATCH v3 2/6] drm/msm/a6xx: Use descriptive bitfield names for CP_PROTECT_CNTL

From: Konrad Dybcio
Date: Mon Jun 19 2023 - 12:44:38 EST


We have the necessary information, so explain which bit does what.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index b3ada1e7b598..cd0c9bccdc19 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -930,7 +930,10 @@ static void a6xx_set_cp_protect(struct msm_gpu *gpu)
* protect violation and select the last span to protect from the start
* address all the way to the end of the register address space
*/
- gpu_write(gpu, REG_A6XX_CP_PROTECT_CNTL, BIT(0) | BIT(1) | BIT(3));
+ gpu_write(gpu, REG_A6XX_CP_PROTECT_CNTL,
+ A6XX_CP_PROTECT_CNTL_ACCESS_PROT_EN |
+ A6XX_CP_PROTECT_CNTL_ACCESS_FAULT_ON_VIOL_EN |
+ A6XX_CP_PROTECT_CNTL_LAST_SPAN_INF_RANGE);

for (i = 0; i < count - 1; i++)
gpu_write(gpu, REG_A6XX_CP_PROTECT(i), regs[i]);

--
2.41.0