drm/amdgpu: add NGG parameters

[karo-tx-linux.git] / drivers / gpu / drm / amd / amdgpu / amdgpu.h

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 75525980a5a200bbe8ac2816789a069c125741a6..886f105958a5bc93abeb46f00cc273a09195f4b4 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -103,6 +103,11 @@ extern char *amdgpu_disable_cu;
 extern char *amdgpu_virtual_display;
 extern unsigned amdgpu_pp_feature_mask;
 extern int amdgpu_vram_page_split;
+extern int amdgpu_ngg;
+extern int amdgpu_prim_buf_per_se;
+extern int amdgpu_pos_buf_per_se;
+extern int amdgpu_cntl_sb_buf_per_se;
+extern int amdgpu_param_buf_per_se;
 
 #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS         3000
 #define AMDGPU_MAX_USEC_TIMEOUT                        100000  /* 100 ms */
@@ -957,6 +962,28 @@ struct amdgpu_gfx_funcs {
        void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
 };
 
+struct amdgpu_ngg_buf {
+       struct amdgpu_bo        *bo;
+       uint64_t                gpu_addr;
+       uint32_t                size;
+       uint32_t                bo_size;
+};
+
+enum {
+       PRIM = 0,
+       POS,
+       CNTL,
+       PARAM,
+       NGG_BUF_MAX
+};
+
+struct amdgpu_ngg {
+       struct amdgpu_ngg_buf   buf[NGG_BUF_MAX];
+       uint32_t                gds_reserve_addr;
+       uint32_t                gds_reserve_size;
+       bool                    init;
+};
+
 struct amdgpu_gfx {
        struct mutex                    gpu_clock_mutex;
        struct amdgpu_gfx_config        config;
@@ -1000,6 +1027,8 @@ struct amdgpu_gfx {
        uint32_t                        grbm_soft_reset;
        uint32_t                        srbm_soft_reset;
        bool                            in_reset;
+       /* NGG */
+       struct amdgpu_ngg               ngg;
 };
 
 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,