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path: root/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
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Diffstat (limited to 'drivers/gpu/drm/msm/adreno/a6xx_gpu.h')
-rw-r--r--drivers/gpu/drm/msm/adreno/a6xx_gpu.h19
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
index c788b06e72da..34822b080759 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
@@ -39,8 +39,8 @@ struct a6xx_gpu {
/*
* Given a register and a count, return a value to program into
- * REG_CP_PROTECT_REG(n) - this will block both reads and writes for _len
- * registers starting at _reg.
+ * REG_CP_PROTECT_REG(n) - this will block both reads and writes for
+ * _len + 1 registers starting at _reg.
*/
#define A6XX_PROTECT_NORDWR(_reg, _len) \
((1 << 31) | \
@@ -62,6 +62,21 @@ static inline bool a6xx_has_gbif(struct adreno_gpu *gpu)
return true;
}
+static inline 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 inline u32 a6xx_llc_read(struct a6xx_gpu *a6xx_gpu, u32 reg)
+{
+ return msm_readl(a6xx_gpu->llc_mmio + (reg << 2));
+}
+
+static inline void a6xx_llc_write(struct a6xx_gpu *a6xx_gpu, u32 reg, u32 value)
+{
+ msm_writel(value, a6xx_gpu->llc_mmio + (reg << 2));
+}
+
#define shadowptr(_a6xx_gpu, _ring) ((_a6xx_gpu)->shadow_iova + \
((_ring)->id * sizeof(uint32_t)))