Add a helper that does exactly what it says on the can, it'll be
required for A7xx.
Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8550-QRD
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> # sm8450
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 1ed202c4e497..0fef92f71c4e 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -1740,6 +1740,11 @@ static void a6xx_llc_rmw(struct a6xx_gpu *a6xx_gpu, u32 reg, u32 mask, u32 or)
return msm_rmw(a6xx_gpu->llc_mmio + (reg << 2), mask, or);
}
+static u32 a6xx_llc_read(struct a6xx_gpu *a6xx_gpu, u32 reg)
+{
+ return msm_readl(a6xx_gpu->llc_mmio + (reg << 2));
+}
+
static void a6xx_llc_write(struct a6xx_gpu *a6xx_gpu, u32 reg, u32 value)
{
msm_writel(value, a6xx_gpu->llc_mmio + (reg << 2));
--
2.41.0
