Kconfig (6a99099fe1d6c46cbcd74298eeb386c4b9048f77) Kconfig (4fc8cb47fcfdc93e274a1291757e478df4f9c39b)
1# SPDX-License-Identifier: MIT
2
3config DRM_DP_AUX_BUS
4 tristate
5 depends on DRM
6 depends on OF
7
8config DRM_DISPLAY_HELPER

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18 DRM display helpers for DisplayPort.
19
20config DRM_DISPLAY_HDCP_HELPER
21 bool
22 depends on DRM_DISPLAY_HELPER
23 help
24 DRM display helpers for HDCP.
25
1# SPDX-License-Identifier: MIT
2
3config DRM_DP_AUX_BUS
4 tristate
5 depends on DRM
6 depends on OF
7
8config DRM_DISPLAY_HELPER

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18 DRM display helpers for DisplayPort.
19
20config DRM_DISPLAY_HDCP_HELPER
21 bool
22 depends on DRM_DISPLAY_HELPER
23 help
24 DRM display helpers for HDCP.
25
26config DRM_DISPLAY_HDMI_HELPER
27 bool
28 depends on DRM_DISPLAY_HELPER
29 help
30 DRM display helpers for HDMI.
31
26config DRM_DP_AUX_CHARDEV
27 bool "DRM DP AUX Interface"
28 depends on DRM
29 help
30 Choose this option to enable a /dev/drm_dp_auxN node that allows to
31 read and write values to arbitrary DPCD registers on the DP aux
32 channel.
33
34config DRM_DP_CEC
35 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support"
36 depends on DRM
37 select CEC_CORE
38 help
39 Choose this option if you want to enable HDMI CEC support for
40 DisplayPort/USB-C to HDMI adapters.
41
42 Note: not all adapters support this feature, and even for those
43 that do support this they often do not hook up the CEC pin.
32config DRM_DP_AUX_CHARDEV
33 bool "DRM DP AUX Interface"
34 depends on DRM
35 help
36 Choose this option to enable a /dev/drm_dp_auxN node that allows to
37 read and write values to arbitrary DPCD registers on the DP aux
38 channel.
39
40config DRM_DP_CEC
41 bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support"
42 depends on DRM
43 select CEC_CORE
44 help
45 Choose this option if you want to enable HDMI CEC support for
46 DisplayPort/USB-C to HDMI adapters.
47
48 Note: not all adapters support this feature, and even for those
49 that do support this they often do not hook up the CEC pin.