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drm/amdgpu: add function to decode ip version

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Add function to decode IP version.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Likun Gao 2021-12-10 15:05:57 +08:00 committed by Alex Deucher
parent 3202c7e782
commit 1d5eee7dd6
3 changed files with 38 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -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;

33
drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
View File

@ -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);
}

2
drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h
View File

@ -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