On Apr-07-2014 3:24 PM, Vandana Kannan wrote:
On Apr-07-2014 3:33 PM, Kannan, Vandana wrote:
Added a property to enable user space to set aspect ratio. This patch contains declaration of the property and code to create the property.
Signed-off-by: Vandana Kannan vandana.kannan@intel.com Cc: dri-devel@lists.freedesktop.org
This patch series is being submitted as discussed in http://lists.freedesktop.org/archives/dri-devel/2014-April/056593.html
-Vandana
Please help review this patch series to enable user space to set aspect ratio for AVI infoframe.
http://lists.freedesktop.org/archives/intel-gfx/2014-April/043226.html http://lists.freedesktop.org/archives/intel-gfx/2014-April/043228.html http://lists.freedesktop.org/archives/intel-gfx/2014-April/043227.html
-Vandana
drivers/gpu/drm/drm_crtc.c | 31 +++++++++++++++++++++++++++++++ include/drm/drm_crtc.h | 2 ++ 2 files changed, 33 insertions(+)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index d8b7099..6cd34ad 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -139,6 +139,12 @@ static const struct drm_prop_enum_list drm_scaling_mode_enum_list[] = { DRM_MODE_SCALE_ASPECT, "Full aspect" }, };
+static const struct drm_prop_enum_list drm_aspect_ratio_enum_list[] = {
- { HDMI_PICTURE_ASPECT_NONE, "Automatic" },
- { HDMI_PICTURE_ASPECT_4_3, "4:3" },
- { HDMI_PICTURE_ASPECT_16_9, "16:9" },
+};
/*
- Non-global properties, but "required" for certain connectors.
*/ @@ -1334,6 +1340,31 @@ int drm_mode_create_scaling_mode_property(struct drm_device *dev) EXPORT_SYMBOL(drm_mode_create_scaling_mode_property);
/**
- drm_mode_create_aspect_ratio_property - create aspect ratio property
- @dev: DRM device
- Called by a driver the first time it's needed, must be attached to desired
- connectors.
- */
+int drm_mode_create_aspect_ratio_property(struct drm_device *dev) +{
- struct drm_property *aspect_ratio;
- if (dev->mode_config.aspect_ratio_property)
return 0;- aspect_ratio =
drm_property_create_enum(dev, 0, "aspect ratio",drm_aspect_ratio_enum_list,ARRAY_SIZE(drm_aspect_ratio_enum_list));- dev->mode_config.aspect_ratio_property = aspect_ratio;
- return 0;
+} +EXPORT_SYMBOL(drm_mode_create_aspect_ratio_property);
+/**
- drm_mode_create_dirty_property - create dirty property
- @dev: DRM device
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index c061bb3..99bb6ed 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -797,6 +797,7 @@ struct drm_mode_config {
/* Optional properties */ struct drm_property *scaling_mode_property;
struct drm_property *aspect_ratio_property; struct drm_property *dirty_info_property;
/* dumb ioctl parameters */
@@ -966,6 +967,7 @@ extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, char *formats[]); extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); +extern int drm_mode_create_aspect_ratio_property(struct drm_device *dev); extern int drm_mode_create_dirty_info_property(struct drm_device *dev); extern const char *drm_get_encoder_name(const struct drm_encoder *encoder);
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