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staging: omapdrm: Expose the OMAP Z-Order property through DRM

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Added support for zorder changes through DRM plane properties

Signed-off-by: Andre Renaud <andre@bluewatersys.com>
Signed-off-by: Rob Clark <rob@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andre Renaud 2012-08-15 15:18:02 -05:00 committed by Greg Kroah-Hartman
parent 3c810c613a
commit 8451b5adae
2 changed files with 20 additions and 0 deletions
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1
drivers/staging/omapdrm/omap_drv.h
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@ -62,6 +62,7 @@ struct omap_drm_private {
/* properties: */
struct drm_property *rotation_prop;
struct drm_property *zorder_prop;
};
/* this should probably be in drm-core to standardize amongst drivers */

19
drivers/staging/omapdrm/omap_plane.c
View File

@ -433,6 +433,15 @@ void omap_plane_install_properties(struct drm_plane *plane,
priv->rotation_prop = prop;
}
drm_object_attach_property(obj, prop, 0);
prop = priv->zorder_prop;
if (!prop) {
prop = drm_property_create_range(dev, 0, "zorder", 0, 3);
if (prop == NULL)
return;
priv->zorder_prop = prop;
}
drm_object_attach_property(obj, prop, 0);
}
int omap_plane_set_property(struct drm_plane *plane,
@ -448,6 +457,16 @@ int omap_plane_set_property(struct drm_plane *plane,
DBG("%s: rotation: %02x", ovl->name, (uint32_t)val);
omap_plane->win.rotation = val;
if (ovl->is_enabled(ovl))
ret = omap_plane_dpms(plane, DRM_MODE_DPMS_ON);
else
ret = 0;
} else if (property == priv->zorder_prop) {
struct omap_overlay *ovl = omap_plane->ovl;
DBG("%s: zorder: %d", ovl->name, (uint32_t)val);
omap_plane->info.zorder = val;
if (ovl->is_enabled(ovl))
ret = omap_plane_dpms(plane, DRM_MODE_DPMS_ON);
else