From: Hawking Zhang <Hawking.Zhang@amd.com>
Date: Fri, 23 Mar 2018 11:37:25 +0800
Subject: drm/amdgpu: add df callback functions structure
Git-commit: 634c96e3f3c7982d4b3ad14f8e004d11af184e91
Patch-mainline: v4.18-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1368,7 +1368,17 @@ struct amdgpu_nbio_funcs {
void (*detect_hw_virt)(struct amdgpu_device *adev);
};
-
+struct amdgpu_df_funcs {
+ void (*init)(struct amdgpu_device *adev);
+ void (*enable_broadcast_mode)(struct amdgpu_device *adev,
+ bool enable);
+ u32 (*get_fb_channel_number)(struct amdgpu_device *adev);
+ u32 (*get_hbm_channel_number)(struct amdgpu_device *adev);
+ void (*update_medium_grain_clock_gating)(struct amdgpu_device *adev,
+ bool enable);
+ void (*get_clockgating_state)(struct amdgpu_device *adev,
+ u32 *flags);
+};
/* Define the HW IP blocks will be used in driver , add more if necessary */
enum amd_hw_ip_block_type {
GC_HWIP = 1,
@@ -1590,6 +1600,7 @@ struct amdgpu_device {
uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE];
const struct amdgpu_nbio_funcs *nbio_funcs;
+ const struct amdgpu_df_funcs *df_funcs;
/* delayed work_func for deferring clockgating during resume */
struct delayed_work late_init_work;