[PATCH RESEND 0/2] drm/bridge: lontium-lt9611uxc: switch to DRM_BRIDGE_OP_HDMI_AUDIO

Dmitry Baryshkov posted 2 patches 2 months ago
drivers/gpu/drm/bridge/lontium-lt9611uxc.c     | 125 ++++++++++---------------
drivers/gpu/drm/display/drm_bridge_connector.c |   2 +-
drivers/gpu/drm/meson/meson_encoder_hdmi.c     |   1 +
drivers/gpu/drm/msm/dp/dp_display.c            |   3 +-
drivers/gpu/drm/msm/dp/dp_drm.h                |   3 +-
drivers/gpu/drm/omapdrm/dss/hdmi4.c            |   1 +
include/drm/drm_bridge.h                       |   1 +
7 files changed, 57 insertions(+), 79 deletions(-)
[PATCH RESEND 0/2] drm/bridge: lontium-lt9611uxc: switch to DRM_BRIDGE_OP_HDMI_AUDIO
Posted by Dmitry Baryshkov 2 months ago
Use DRM HDMI audio helpers in order to implement HDMI audio support for
Lontium LT9611UXC bridge.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
---
Dmitry Baryshkov (2):
      drm/bridge: add connector argument to .hpd_notify callback
      drm/bridge: lontium-lt9611uxc: switch to HDMI audio helpers

 drivers/gpu/drm/bridge/lontium-lt9611uxc.c     | 125 ++++++++++---------------
 drivers/gpu/drm/display/drm_bridge_connector.c |   2 +-
 drivers/gpu/drm/meson/meson_encoder_hdmi.c     |   1 +
 drivers/gpu/drm/msm/dp/dp_display.c            |   3 +-
 drivers/gpu/drm/msm/dp/dp_drm.h                |   3 +-
 drivers/gpu/drm/omapdrm/dss/hdmi4.c            |   1 +
 include/drm/drm_bridge.h                       |   1 +
 7 files changed, 57 insertions(+), 79 deletions(-)
---
base-commit: 024e09e444bd2b06aee9d1f3fe7b313c7a2df1bb
change-id: 20250718-lt9611uxc-hdmi-3dd96306cdff

Best regards,
-- 
With best wishes
Dmitry
Re: [PATCH RESEND 0/2] drm/bridge: lontium-lt9611uxc: switch to DRM_BRIDGE_OP_HDMI_AUDIO
Posted by Dmitry Baryshkov 2 weeks, 4 days ago
On Sun, Aug 03, 2025 at 02:53:50PM +0300, Dmitry Baryshkov wrote:
> Use DRM HDMI audio helpers in order to implement HDMI audio support for
> Lontium LT9611UXC bridge.

It's been waiting a while, it got posted as a part of another series,
but I think I'd like to apply this by the end of the week if nobody
objects.

A note regarding OP_HDMI vs OP_HDMI_AUDIO: there is really no point in
going through the OP_HDMI other than bridging the HPD even to the HDMI
audio through the framework code. The bridge driver doesn't implement
atomic_check (on purpose), the mode_valid() check is also performed
against a fixed table of modes handled by the firmware.

> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
> ---
> Dmitry Baryshkov (2):
>       drm/bridge: add connector argument to .hpd_notify callback
>       drm/bridge: lontium-lt9611uxc: switch to HDMI audio helpers
> 
>  drivers/gpu/drm/bridge/lontium-lt9611uxc.c     | 125 ++++++++++---------------
>  drivers/gpu/drm/display/drm_bridge_connector.c |   2 +-
>  drivers/gpu/drm/meson/meson_encoder_hdmi.c     |   1 +
>  drivers/gpu/drm/msm/dp/dp_display.c            |   3 +-
>  drivers/gpu/drm/msm/dp/dp_drm.h                |   3 +-
>  drivers/gpu/drm/omapdrm/dss/hdmi4.c            |   1 +
>  include/drm/drm_bridge.h                       |   1 +
>  7 files changed, 57 insertions(+), 79 deletions(-)
> ---
> base-commit: 024e09e444bd2b06aee9d1f3fe7b313c7a2df1bb
> change-id: 20250718-lt9611uxc-hdmi-3dd96306cdff
> 
> Best regards,
> -- 
> With best wishes
> Dmitry
> 

-- 
With best wishes
Dmitry