Check firmware flags to determine whether dynmaic boot config is supported or not.
Signed-off-by: Hawking Zhang <[email protected]> Reviewed-by: Alex Deucher <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 16 ++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h | 1 + drivers/gpu/drm/amd/include/atomfirmware.h | 1 + 3 files changed, 18 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c index cfd009a..8c41701 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c @@ -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; }; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h index 8be95d8..1bbbb19 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h @@ -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 diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h index 41d6018..14d0d7d5 100644 --- a/drivers/gpu/drm/amd/include/atomfirmware.h +++ b/drivers/gpu/drm/amd/include/atomfirmware.h @@ -505,6 +505,7 @@ 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{ -- 2.7.4 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
