drm/panel: Add prepare_prev_first flag to drm_panel

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Mapping to the drm_bridge flag pre_enable_prev_first,
add a new flag prepare_prev_first to drm_panel to allow
the panel driver to request that the upstream bridge should
be pre_enabled before the panel prepare.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20221205173328.1395350-6-dave.stevenson@raspberrypi.com
Signed-off-by: Maxime Ripard <maxime@cerno.tech>

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Dave Stevenson 2022-12-05 17:33:27 +00:00 • committed by Maxime Ripard

parent 4fb912e5e1

commit 5ea6b17027

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2

drivers/gpu/drm/bridge/panel.c

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10

include/drm/drm_panel.h

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