diff options
author | Hawking Zhang <Hawking.Zhang@amd.com> | 2021-04-23 14:37:10 +0800 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-28 23:35:49 -0400 |
commit | dfdd4b8a95197d3769563e6f504357d98dd63887 (patch) | |
tree | 2238cb6f174e78fbc4d5fa3b70e4fb307891280a /drivers/gpu/drm/amd/amdgpu/smuio_v13_0.c | |
parent | ec0f72cb959d9b8d6ce51457b392945fe1719d46 (diff) | |
download | linux-dfdd4b8a95197d3769563e6f504357d98dd63887.tar.bz2 |
drm/amdgpu: implement smuio callback to query socket id
get_socket_id is used to query socket id
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: John Clements <John.Clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/smuio_v13_0.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/smuio_v13_0.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/smuio_v13_0.c b/drivers/gpu/drm/amd/amdgpu/smuio_v13_0.c index 079b094c48ad..3c47c94846d6 100644 --- a/drivers/gpu/drm/amd/amdgpu/smuio_v13_0.c +++ b/drivers/gpu/drm/amd/amdgpu/smuio_v13_0.c @@ -89,6 +89,23 @@ static u32 smuio_v13_0_get_die_id(struct amdgpu_device *adev) } /** + * smuio_v13_0_get_socket_id - query socket id from FCH + * + * @adev: amdgpu device pointer + * + * Returns socket id + */ +static u32 smuio_v13_0_get_socket_id(struct amdgpu_device *adev) +{ + u32 data, socket_id; + + data = RREG32_SOC15(SMUIO, 0, regSMUIO_MCM_CONFIG); + socket_id = REG_GET_FIELD(data, SMUIO_MCM_CONFIG, SOCKET_ID); + + return socket_id; +} + +/** * smuio_v13_0_supports_host_gpu_xgmi - detect xgmi interface between cpu and gpu/s. * * @adev: amdgpu device pointer @@ -115,6 +132,7 @@ const struct amdgpu_smuio_funcs smuio_v13_0_funcs = { .get_rom_index_offset = smuio_v13_0_get_rom_index_offset, .get_rom_data_offset = smuio_v13_0_get_rom_data_offset, .get_die_id = smuio_v13_0_get_die_id, + .get_socket_id = smuio_v13_0_get_socket_id, .is_host_gpu_xgmi_supported = smuio_v13_0_is_host_gpu_xgmi_supported, .update_rom_clock_gating = smuio_v13_0_update_rom_clock_gating, .get_clock_gating_state = smuio_v13_0_get_clock_gating_state, |