On Wed, Jun 29, 2016 at 5:15 AM, Yakir Yang <ykk@xxxxxxxxxxxxxx> wrote: > 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 <ykk@xxxxxxxxxxxxxx> > Acked-by: Mark Yao <mark.yao@xxxxxxxxxxxxxx> > Reviewed-by: Tomasz Figa <tomasz.figa@xxxxxxxxxxxx> Reviewed-by: Sean Paul <seanpaul@xxxxxxxxxxxx> > --- > Changes in v4: > - Using mask variable to collect the YUV video format. (Sean) > - Add reviewed flag from Tomasz. > > 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. > > drivers/gpu/drm/rockchip/analogix_dp-rockchip.c | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) > > diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c > index 0755573..0a0fb3a 100644 > --- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c > +++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c > @@ -110,6 +110,23 @@ 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; > + /* VOP couldn't output YUV video format for eDP rightly */ > + u32 mask = DRM_COLOR_FORMAT_YCRCB444 | DRM_COLOR_FORMAT_YCRCB422; > + > + if ((di->color_formats & mask)) { > + DRM_DEBUG_KMS("Swapping display color format from YUV to RGB\n"); > + di->color_formats &= ~mask; > + 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, > @@ -310,6 +327,7 @@ static int rockchip_dp_bind(struct device *dev, struct device *master, > dp->plat_data.dev_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 > > -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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