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drm/amdgpu: query core refclk from bios for smu v13

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The smu_info structrue for smu v13 is changed that
core_refclk in v31 strucuture is not correct for
smu v13_0_0

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2022-01-23 19:12:30 +08:00 committed by Alex Deucher
parent 21c8685b06
commit f0b0a1b806
1 changed files with 5 additions and 1 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
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@ -556,6 +556,7 @@ bool amdgpu_atomfirmware_ras_rom_addr(struct amdgpu_device *adev,
union smu_info {
struct atom_smu_info_v3_1 v31;
struct atom_smu_info_v4_0 v40;
};
union gfx_info {
@ -602,7 +603,10 @@ int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)
data_offset);
/* system clock */
spll->reference_freq = le32_to_cpu(smu_info->v31.core_refclk_10khz);
if (frev == 3)
spll->reference_freq = le32_to_cpu(smu_info->v31.core_refclk_10khz);
else if (frev == 4)
spll->reference_freq = le32_to_cpu(smu_info->v40.core_refclk_10khz);
spll->reference_div = 0;
spll->min_post_div = 1;