| # SPDX-License-Identifier: MIT | |
| config DRM_DP_AUX_BUS | |
| tristate | |
| depends on DRM | |
| depends on OF || COMPILE_TEST | |
| config DRM_DISPLAY_HELPER | |
| tristate | |
| depends on DRM | |
| help | |
| DRM helpers for display adapters. | |
| config DRM_DISPLAY_DP_HELPER | |
| bool | |
| depends on DRM_DISPLAY_HELPER | |
| help | |
| DRM display helpers for DisplayPort. | |
| config DRM_DISPLAY_HDCP_HELPER | |
| bool | |
| depends on DRM_DISPLAY_HELPER | |
| help | |
| DRM display helpers for HDCP. | |
| config DRM_DISPLAY_HDMI_HELPER | |
| bool | |
| depends on DRM_DISPLAY_HELPER | |
| help | |
| DRM display helpers for HDMI. | |
| config DRM_DP_AUX_CHARDEV | |
| bool "DRM DP AUX Interface" | |
| depends on DRM && DRM_DISPLAY_HELPER | |
| select DRM_DISPLAY_DP_HELPER | |
| help | |
| Choose this option to enable a /dev/drm_dp_auxN node that allows to | |
| read and write values to arbitrary DPCD registers on the DP aux | |
| channel. | |
| config DRM_DP_CEC | |
| bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" | |
| depends on DRM && DRM_DISPLAY_HELPER | |
| select DRM_DISPLAY_DP_HELPER | |
| select CEC_CORE | |
| help | |
| Choose this option if you want to enable HDMI CEC support for | |
| DisplayPort/USB-C to HDMI adapters. | |
| Note: not all adapters support this feature, and even for those | |
| that do support this they often do not hook up the CEC pin. |