Commit 634c96e3 authored by Hawking Zhang's avatar Hawking Zhang Committed by Alex Deucher
Browse files

drm/amdgpu: add df callback functions structure 



Signed-off-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3ef1381d

drivers/gpu/drm/amd/amdgpu/amdgpu.h

+12 −1
Original line number Diff line number Diff line
@@ -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,
@@ -1588,6 +1598,7 @@ 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;