Commit 0cf3c64f authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: add an asic callback to determine the reset method 



Sometimes the driver may have to behave differently depending
on the method we are using to reset the GPU.

Reviewed-by: default avatarEvan Quan <evan.quan@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 4d7fd9e2

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

+10 −0
Original line number Diff line number Diff line
@@ -532,6 +532,14 @@ struct amdgpu_allowed_register_entry { 
	bool grbm_indexed;

};



enum amd_reset_method {

	AMD_RESET_METHOD_LEGACY = 0,

	AMD_RESET_METHOD_MODE0,

	AMD_RESET_METHOD_MODE1,

	AMD_RESET_METHOD_MODE2,

	AMD_RESET_METHOD_BACO

};



/*

 * ASIC specific functions.

 */
@@ -543,6 +551,7 @@ struct amdgpu_asic_funcs { 
			     u32 sh_num, u32 reg_offset, u32 *value);

	void (*set_vga_state)(struct amdgpu_device *adev, bool state);

	int (*reset)(struct amdgpu_device *adev);

	enum amd_reset_method (*reset_method)(struct amdgpu_device *adev);

	/* get the reference clock */

	u32 (*get_xclk)(struct amdgpu_device *adev);

	/* MM block clocks */
@@ -1109,6 +1118,7 @@ int emu_soc_asic_init(struct amdgpu_device *adev); 
 */

#define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))

#define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))

#define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev))

#define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))

#define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))

#define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))