[PATCH v4.1 01/9] drm/atomic: Handle aspect ratio and scaling mode in core, v2.

[Daniel Vetter]

On Mon, Apr 24, 2017 at 02:01:05PM +0200, Maarten Lankhorst wrote:
> On 19-04-17 17:43, Daniel Vetter wrote:
> > On Thu, Apr 13, 2017 at 11:15:37AM +0200, Maarten Lankhorst wrote:
> >> This is required to for i915 to convert connector properties to atomic.
> >>
> >> Changes since v1:
> >> - Add docbook info. (danvet)
> >> - Change picture_aspect_ratio to enum hdmi_picture_aspect.
> >>
> >> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> >> Cc: dri-devel at lists.freedesktop.org
> >> Acked-by: Dave Airlie <airlied at redhat.com>
> >> ---
> >>  drivers/gpu/drm/drm_atomic.c |  8 ++++++++
> >>  include/drm/drm_connector.h  | 16 ++++++++++++++++
> >>  2 files changed, 24 insertions(+)
> >>
> >> diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
> >> index 30229ab719c0..25ea6f797a54 100644
> >> --- a/drivers/gpu/drm/drm_atomic.c
> >> +++ b/drivers/gpu/drm/drm_atomic.c
> >> @@ -1123,6 +1123,10 @@ int drm_atomic_connector_set_property(struct drm_connector *connector,
> >>  		 */
> >>  		if (state->link_status != DRM_LINK_STATUS_GOOD)
> >>  			state->link_status = val;
> >> +	} else if (property == config->aspect_ratio_property) {
> >> +		state->picture_aspect_ratio = val;
> >> +	} else if (property == config->scaling_mode_property) {
> >> +		state->scaling_mode = val;
> >>  	} else if (connector->funcs->atomic_set_property) {
> >>  		return connector->funcs->atomic_set_property(connector,
> >>  				state, property, val);
> >> @@ -1199,6 +1203,10 @@ drm_atomic_connector_get_property(struct drm_connector *connector,
> >>  		*val = state->tv.hue;
> >>  	} else if (property == config->link_status_property) {
> >>  		*val = state->link_status;
> >> +	} else if (property == config->aspect_ratio_property) {
> >> +		*val = state->picture_aspect_ratio;
> >> +	} else if (property == config->scaling_mode_property) {
> >> +		*val = state->scaling_mode;
> >>  	} else if (connector->funcs->atomic_get_property) {
> >>  		return connector->funcs->atomic_get_property(connector,
> >>  				state, property, val);
> >> diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
> >> index 4eeda120e46d..5b50bc2db6fb 100644
> >> --- a/include/drm/drm_connector.h
> >> +++ b/include/drm/drm_connector.h
> >> @@ -25,6 +25,7 @@
> >>  
> >>  #include <linux/list.h>
> >>  #include <linux/ctype.h>
> >> +#include <linux/hdmi.h>
> >>  #include <drm/drm_mode_object.h>
> >>  
> >>  #include <uapi/drm/drm_mode.h>
> >> @@ -326,6 +327,21 @@ struct drm_connector_state {
> >>  	struct drm_atomic_state *state;
> >>  
> >>  	struct drm_tv_connector_state tv;
> >> +
> >> +	/**
> >> +	 * @picture_aspect_ratio: Connector property to control the
> >> +	 * HDMI infoframe aspect ratio setting.
> >> +	 *
> >> +	 * The DRM_MODE_PICTURE_ASPECT_* values much match the
> > I think the above will upset sphinx and spew a warning, you need
> > ASPECT_\* or something like that. Or just spell them out and enumerate
> > them all. Fixed either way this is
> I checked and make htmldocs worked just fine, but I'll quote the *.

I meant inspecting the visual output ... Without the * escaped iirc you
can end up with the entire paragraph bold.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch