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drm/bridge: implement generic DP HPD bridge
Several USB-C controllers implement a pretty simple DRM bridge which implements just the HPD notification operations. Add special helper for creating such simple bridges. Acked-by:Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by:
Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20231203114333.1305826-5-dmitry.baryshkov@linaro.org
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- drivers/gpu/drm/bridge/Kconfig 8 additions, 0 deletionsdrivers/gpu/drm/bridge/Kconfig
- drivers/gpu/drm/bridge/Makefile 1 addition, 0 deletionsdrivers/gpu/drm/bridge/Makefile
- drivers/gpu/drm/bridge/aux-hpd-bridge.c 163 additions, 0 deletionsdrivers/gpu/drm/bridge/aux-hpd-bridge.c
- include/drm/bridge/aux-bridge.h 18 additions, 0 deletionsinclude/drm/bridge/aux-bridge.h
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