Commit 1d5eee7d authored by Likun Gao's avatar Likun Gao Committed by Alex Deucher
Browse files

drm/amdgpu: add function to decode ip version 



Add function to decode IP version.

Signed-off-by: default avatarLikun Gao <Likun.Gao@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3202c7e7

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

+3 −0
Original line number Diff line number Diff line
@@ -670,6 +670,9 @@ enum amd_hw_ip_block_type { 


#define HW_ID_MAX		300

#define IP_VERSION(mj, mn, rv) (((mj) << 16) | ((mn) << 8) | (rv))

#define IP_VERSION_MAJ(ver) ((ver) >> 16)

#define IP_VERSION_MIN(ver) (((ver) >> 8) & 0xFF)

#define IP_VERSION_REV(ver) ((ver) & 0xFF)



struct amd_powerplay {

	void *pp_handle;

drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c

+33 −0
Original line number Diff line number Diff line
@@ -760,3 +760,36 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev) 
	}

	return 0;

}



void amdgpu_ucode_ip_version_decode(struct amdgpu_device *adev, int block_type, char *ucode_prefix, int len)

{

	int maj, min, rev;

	char *ip_name;

	uint32_t version = adev->ip_versions[block_type][0];



	switch (block_type) {

	case GC_HWIP:

		ip_name = "gc";

		break;

	case SDMA0_HWIP:

		ip_name = "sdma";

		break;

	case MP0_HWIP:

		ip_name = "psp";

		break;

	case MP1_HWIP:

		ip_name = "smu";

		break;

	case UVD_HWIP:

		ip_name = "vcn";

		break;

	default:

		BUG();

	}



	maj = IP_VERSION_MAJ(version);

	min = IP_VERSION_MIN(version);

	rev = IP_VERSION_REV(version);



	snprintf(ucode_prefix, len, "%s_%d_%d_%d", ip_name, maj, min, rev);

}

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

+2 −0
Original line number Diff line number Diff line
@@ -463,4 +463,6 @@ amdgpu_ucode_get_load_type(struct amdgpu_device *adev, int load_type); 


const char *amdgpu_ucode_name(enum AMDGPU_UCODE_ID ucode_id);



void amdgpu_ucode_ip_version_decode(struct amdgpu_device *adev, int block_type, char *ucode_prefix, int len);



#endif