drm: bridge: dw-hdmi: Don't forward HPD events to DRM core before attach

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Hotplug events should only be forwarded to the DRM core by the interrupt
handler when the bridge has been attached, otherwise the DRM device
pointer will be NULL, resulting in a crash.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170117082910.27023-7-laurent.pinchart+renesas@ideasonboard.com

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Laurent Pinchart 2017-01-17 10:28:56 +02:00 • committed by Archit Taneja

parent 527b863f6a

commit ba5d7e6160

1 changed files with 2 additions and 1 deletions

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drivers/gpu/drm/bridge/dw-hdmi.c

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