[PATCH v3 0/2] drm/vc4: hdmi: Add jack detection to HDMI audio driver

From: David Turner
Date: Wed Mar 12 2025 - 11:41:31 EST


This series enables jack detection for HDMI audio on vc4 devices. This
means that userspace audio applications can detect when HDMI devices are
connected or disconnected, for example to play/pause or switch to
another audio device.

Changes in V3:
- Update comment on drm_atomic_helper_connector_hdmi_hotplug() to
clarify that it must be called for disconnets too

Changes in V2:
- split initial patch into fix and jack detection feature as
suggested by Dmitry

Signed-off-by: David Turner <david.turner@xxxxxxxxxxxxxxx>
---
David Turner (1):
drm/vc4: hdmi: Add jack detection to HDMI audio driver

Stefan Wahren (1):
drm/vc4: hdmi: Call HDMI hotplug helper on disconnect

drivers/gpu/drm/display/drm_hdmi_state_helper.c | 3 ++-
drivers/gpu/drm/vc4/vc4_hdmi.c | 22 ++++++++++++++++++++--
drivers/gpu/drm/vc4/vc4_hdmi.h | 7 +++++++
3 files changed, 29 insertions(+), 3 deletions(-)
---
base-commit: eff0347e7c228335e9ff64aaf02c66957803af6a
change-id: 20250312-vc4_hotplug-3ae4e783484a

Best regards,
--
David Turner <david.turner@xxxxxxxxxxxxxxx>