diff options
Diffstat (limited to 'drivers/gpu/drm/display/Kconfig')
| -rw-r--r-- | drivers/gpu/drm/display/Kconfig | 92 |
1 files changed, 69 insertions, 23 deletions
diff --git a/drivers/gpu/drm/display/Kconfig b/drivers/gpu/drm/display/Kconfig index 09712b88a5b8..8d22b7627d41 100644 --- a/drivers/gpu/drm/display/Kconfig +++ b/drivers/gpu/drm/display/Kconfig @@ -1,9 +1,9 @@ # SPDX-License-Identifier: MIT -config DRM_DP_AUX_BUS +config DRM_DISPLAY_DP_AUX_BUS tristate depends on DRM - depends on OF || COMPILE_TEST + depends on OF config DRM_DISPLAY_HELPER tristate @@ -11,41 +11,87 @@ config DRM_DISPLAY_HELPER help DRM helpers for display adapters. +if DRM_DISPLAY_HELPER + +config DRM_BRIDGE_CONNECTOR + bool + select DRM_DISPLAY_HDMI_AUDIO_HELPER + select DRM_DISPLAY_HDMI_STATE_HELPER + help + DRM connector implementation terminating DRM bridge chains. + +config DRM_DISPLAY_DP_AUX_CEC + bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" + 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. + +config DRM_DISPLAY_DP_AUX_CHARDEV + bool "DRM DP AUX Interface" + 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_DISPLAY_DP_HELPER bool - depends on DRM_DISPLAY_HELPER help DRM display helpers for DisplayPort. -config DRM_DISPLAY_HDCP_HELPER +config DRM_DISPLAY_DP_TUNNEL + bool + select DRM_DISPLAY_DP_HELPER + help + Enable support for DisplayPort tunnels. This allows drivers to use + DP tunnel features like the Bandwidth Allocation mode to maximize the + BW utilization for display streams on Thunderbolt links. + +config DRM_DISPLAY_DP_TUNNEL_STATE_DEBUG + bool "Enable debugging the DP tunnel state" + depends on REF_TRACKER + depends on DRM_DISPLAY_DP_TUNNEL + depends on DEBUG_KERNEL + depends on EXPERT + help + Enables debugging the DP tunnel manager's state, including the + consistency of all managed tunnels' reference counting and the state of + streams contained in tunnels. + + If in doubt, say "N". + +config DRM_DISPLAY_DSC_HELPER bool depends on DRM_DISPLAY_HELPER help + DRM display helpers for VESA DSC (used by DSI and DisplayPort). + +config DRM_DISPLAY_HDCP_HELPER + bool + help DRM display helpers for HDCP. -config DRM_DISPLAY_HDMI_HELPER +config DRM_DISPLAY_HDMI_AUDIO_HELPER bool - depends on DRM_DISPLAY_HELPER help - DRM display helpers for HDMI. + DRM display helpers for HDMI Audio functionality (generic HDMI Codec + implementation). -config DRM_DP_AUX_CHARDEV - bool "DRM DP AUX Interface" - depends on DRM && DRM_DISPLAY_HELPER - select DRM_DISPLAY_DP_HELPER +config DRM_DISPLAY_HDMI_HELPER + bool 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. + DRM display helpers for HDMI. -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 +config DRM_DISPLAY_HDMI_STATE_HELPER + bool + select DRM_DISPLAY_HDMI_AUDIO_HELPER + select DRM_DISPLAY_HDMI_HELPER help - Choose this option if you want to enable HDMI CEC support for - DisplayPort/USB-C to HDMI adapters. + DRM KMS state helpers for HDMI. - Note: not all adapters support this feature, and even for those - that do support this they often do not hook up the CEC pin. +endif # DRM_DISPLAY_HELPER |