From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yakir Yang Subject: [PATCH v3 08/10] drm/rockchip: analogix_dp: correct the connector display color format and bpc Date: Tue, 14 Jun 2016 19:46:33 +0800 Message-ID: <1465904793-1071-1-git-send-email-ykk@rock-chips.com> References: <1465904718-663-1-git-send-email-ykk@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1465904718-663-1-git-send-email-ykk-TNX95d0MmH7DzftRWevZcw@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Mark Yao , Inki Dae , Jingoo Han , Heiko Stuebner Cc: Krzysztof Kozlowski , linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, David Airlie , daniel.vetter-/w4YWyX8dFk@public.gmane.org, emil.l.velikov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Javier Martinez Canillas , Yakir Yang , Tomasz Figa , =?UTF-8?q?St=C3=A9phane=20Marchesin?= , Thierry Reding , Dan Carpenter List-Id: linux-rockchip.vger.kernel.org Rockchip VOP couldn't output YUV video format for eDP controller, so when driver detect connector support YUV video format, we need to hack it down to RGB888. Signed-off-by: Yakir Yang Acked-by: Mark Yao --- Changes in v3: - Hook the connector's color_formats in .get_modes directly. (Tomasz, reviewed at Google Gerrit) [https://chromium-review.googlesource.com/#/c/346317/15] - Add the acked flag from Mark. Changes in v2: None drivers/gpu/drm/rockchip/analogix_dp-rockchip.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c index da2e844..95a6f60 100644 --- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c +++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c @@ -102,6 +102,22 @@ static int rockchip_dp_powerdown(struct analogix_dp_plat_data *plat_data) return 0; } +static int rockchip_dp_get_modes(struct analogix_dp_plat_data *plat_data, + struct drm_connector *connector) +{ + struct drm_display_info *di = &connector->display_info; + + if (di->color_formats & DRM_COLOR_FORMAT_YCRCB444 || + di->color_formats & DRM_COLOR_FORMAT_YCRCB422) { + di->color_formats &= ~(DRM_COLOR_FORMAT_YCRCB422 | + DRM_COLOR_FORMAT_YCRCB444); + di->color_formats |= DRM_COLOR_FORMAT_RGB444; + di->bpc = 8; + } + + return 0; +} + static bool rockchip_dp_drm_encoder_mode_fixup(struct drm_encoder *encoder, const struct drm_display_mode *mode, @@ -313,6 +329,7 @@ static int rockchip_dp_bind(struct device *dev, struct device *master, dp->plat_data.subdev_type = dp_data->chip_type; dp->plat_data.power_on = rockchip_dp_poweron; dp->plat_data.power_off = rockchip_dp_powerdown; + dp->plat_data.get_modes = rockchip_dp_get_modes; return analogix_dp_bind(dev, dp->drm_dev, &dp->plat_data); } -- 1.9.1