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drm/amdgpu: add helper function to query dynamic boot config cap

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Check firmware flags to determine whether dynmaic
boot config is supported or not.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2021-05-13 23:06:57 +08:00 • committed by Alex Deucher
parent 82a5203016
commit cffd6f9d42
3 changed files with 18 additions and 0 deletions
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16
drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
View file

@ -452,6 +452,22 @@ bool amdgpu_atomfirmware_sram_ecc_supported(struct amdgpu_device *adev)
return (fw_cap & ATOM_FIRMWARE_CAP_SRAM_ECC) ? true : false;
}
/*
* Helper function to query dynamic boot config capability
*
* @adev: amdgpu_device pointer
*
* Return true if vbios supports dynamic boot config or false if not
*/
bool amdgpu_atomfirmware_dynamic_boot_config_supported(struct amdgpu_device *adev)
{
u32 fw_cap;
fw_cap = adev->mode_info.firmware_flags;
return (fw_cap & ATOM_FIRMWARE_CAP_DYNAMIC_BOOT_CFG_ENABLE) ? true : false;
}
union smu_info {
struct atom_smu_info_v3_1 v31;
};

1
drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
View file

@ -37,6 +37,7 @@ int amdgpu_atomfirmware_get_gfx_info(struct amdgpu_device *adev);
bool amdgpu_atomfirmware_mem_ecc_supported(struct amdgpu_device *adev);
bool amdgpu_atomfirmware_sram_ecc_supported(struct amdgpu_device *adev);
bool amdgpu_atomfirmware_mem_training_supported(struct amdgpu_device *adev);
bool amdgpu_atomfirmware_dynamic_boot_config_supported(struct amdgpu_device *adev);
int amdgpu_atomfirmware_get_fw_reserved_fb_size(struct amdgpu_device *adev);
#endif

1
drivers/gpu/drm/amd/include/atomfirmware.h
View file

@ -501,6 +501,7 @@ enum atombios_firmware_capability
ATOM_FIRMWARE_CAP_SRAM_ECC = 0x00000200,
ATOM_FIRMWARE_CAP_ENABLE_2STAGE_BIST_TRAINING = 0x00000400,
ATOM_FIRMWARE_CAP_ENABLE_2ND_USB20PORT = 0x0008000,
ATOM_FIRMWARE_CAP_DYNAMIC_BOOT_CFG_ENABLE = 0x0020000,
};
enum atom_cooling_solution_id{