diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_dp_types.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_dp_types.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h index dfe4472c9e40..bb2730e9521e 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h @@ -432,6 +432,54 @@ struct dp_sink_hw_fw_revision { uint8_t ieee_fw_rev[2]; }; +struct dpcd_vendor_signature { + bool is_valid; + + union dpcd_ieee_vendor_signature { + struct { + uint8_t ieee_oui[3];/*24-bit IEEE OUI*/ + uint8_t ieee_device_id[6];/*usually 6-byte ASCII name*/ + uint8_t ieee_hw_rev; + uint8_t ieee_fw_rev[2]; + }; + uint8_t raw[12]; + } data; +}; + +struct dpcd_amd_signature { + uint8_t AMD_IEEE_TxSignature_byte1; + uint8_t AMD_IEEE_TxSignature_byte2; + uint8_t AMD_IEEE_TxSignature_byte3; + uint8_t device_id_byte1; + uint8_t device_id_byte2; + uint8_t zero[4]; + uint8_t dce_version; + uint8_t dal_version_byte1; + uint8_t dal_version_byte2; +}; + +struct dpcd_source_backlight_set { + struct { + uint8_t byte0; + uint8_t byte1; + uint8_t byte2; + uint8_t byte3; + } backlight_level_millinits; + + struct { + uint8_t byte0; + uint8_t byte1; + } backlight_transition_time_ms; +}; + +union dpcd_source_backlight_get { + struct { + uint32_t backlight_millinits_peak; /* 326h */ + uint32_t backlight_millinits_avg; /* 32Ah */ + } bytes; + uint8_t raw[8]; +}; + /*DPCD register of DP receiver capability field bits-*/ union edp_configuration_cap { struct { |