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Message-Id: <1464066159-22820-1-git-send-email-ykk@rock-chips.com> Date: Tue, 24 May 2016 13:02:39 +0800 From: Yakir Yang <ykk@...k-chips.com> To: David Airlie <airlied@...ux.ie>, Inki Dae <inki.dae@...sung.com>, Mark Yao <yzq@...k-chips.com>, Thierry Reding <treding@...dia.com>, Jingoo Han <jingoohan1@...il.com>, Rob Herring <robh+dt@...nel.org> Cc: Krzysztof Kozlowski <k.kozlowski@...sung.com>, Heiko Stuebner <heiko@...ech.de>, Douglas Anderson <dianders@...omium.org>, Daniel Vetter <daniel.vetter@...ll.ch>, Javier Martinez Canillas <javier@....samsung.com>, emil.l.velikov@...il.com, Dan Carpenter <dan.carpenter@...cle.com>, linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org, linux-samsung-soc@...r.kernel.org, linux-rockchip@...ts.infradead.org, Yakir Yang <ykk@...k-chips.com> Subject: [PATCH v2 07/10] drm/bridge: analogix_dp: introduce connector mode_valid callback to plat driver It's helpful to expand the mode_valid callback to platform driver, so they could valid the display mode or information. Signed-off-by: Yakir Yang <ykk@...k-chips.com> --- Changes in v2: None drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 15 +++++++++++++++ include/drm/bridge/analogix_dp.h | 4 ++++ 2 files changed, 19 insertions(+) diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c index 4a1b3b8..5af9ce4 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c @@ -943,6 +943,20 @@ int analogix_dp_get_modes(struct drm_connector *connector) return num_modes; } +static enum drm_mode_status +analogix_dp_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + struct analogix_dp_device *dp = to_dp(connector); + enum drm_mode_status status = MODE_OK; + + if (dp->plat_data->mode_valid) + status = dp->plat_data->mode_valid(dp->plat_data, connector, + mode); + + return status; +} + static struct drm_encoder * analogix_dp_best_encoder(struct drm_connector *connector) { @@ -954,6 +968,7 @@ analogix_dp_best_encoder(struct drm_connector *connector) static const struct drm_connector_helper_funcs analogix_dp_connector_helper_funcs = { .get_modes = analogix_dp_get_modes, .best_encoder = analogix_dp_best_encoder, + .mode_valid = analogix_dp_mode_valid, }; enum drm_connector_status diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h index 82b8135..9ef89de 100644 --- a/include/drm/bridge/analogix_dp.h +++ b/include/drm/bridge/analogix_dp.h @@ -35,6 +35,10 @@ struct analogix_dp_plat_data { int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *, struct drm_connector *); int (*get_modes)(struct analogix_dp_plat_data *); + + enum drm_mode_status (*mode_valid)(struct analogix_dp_plat_data *, + struct drm_connector *, + struct drm_display_mode *); }; int analogix_dp_resume(struct device *dev); -- 1.9.1
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