[Freedreno] [PATCH v9 07/20] drm/msm/a6xx: Improve a6xx_bus_clear_pending_transactions()

[Konrad Dybcio]

Unify the indentation and explain the cryptic 0xF value.

Reviewed-by: Akhil P Oommen <quic_akhilpo at quicinc.com>
Signed-off-by: Konrad Dybcio <konrad.dybcio at linaro.org>
---
 drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index a48f4e3a754a..d5bd008c2947 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -1705,17 +1705,18 @@ static void a6xx_llc_slices_init(struct platform_device *pdev,
 		a6xx_gpu->llc_mmio = ERR_PTR(-EINVAL);
 }
 
-#define GBIF_CLIENT_HALT_MASK             BIT(0)
-#define GBIF_ARB_HALT_MASK                BIT(1)
+#define GBIF_CLIENT_HALT_MASK		BIT(0)
+#define GBIF_ARB_HALT_MASK		BIT(1)
+#define VBIF_XIN_HALT_CTRL0_MASK	GENMASK(3, 0)
 
 void a6xx_bus_clear_pending_transactions(struct adreno_gpu *adreno_gpu, bool gx_off)
 {
 	struct msm_gpu *gpu = &adreno_gpu->base;
 
 	if (!a6xx_has_gbif(adreno_gpu)) {
-		gpu_write(gpu, REG_A6XX_VBIF_XIN_HALT_CTRL0, 0xf);
+		gpu_write(gpu, REG_A6XX_VBIF_XIN_HALT_CTRL0, VBIF_XIN_HALT_CTRL0_MASK);
 		spin_until((gpu_read(gpu, REG_A6XX_VBIF_XIN_HALT_CTRL1) &
-								0xf) == 0xf);
+				(VBIF_XIN_HALT_CTRL0_MASK)) == VBIF_XIN_HALT_CTRL0_MASK);
 		gpu_write(gpu, REG_A6XX_VBIF_XIN_HALT_CTRL0, 0);
 
 		return;

-- 
2.41.0