On 7/4/2014 8:28 PM, Damien Lespiau wrote:
On Fri, Jul 04, 2014 at 03:14:02PM +0530, [email protected] wrote:+static int intel_primary_plane_set_property(struct drm_plane *plane, + struct drm_property *prop, + uint64_t val) +{ + struct drm_device *dev = plane->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_plane *intel_plane = to_intel_plane(plane); + struct intel_crtc *intel_crtc = to_intel_crtc(plane->crtc); + struct drm_crtc *crtc = &intel_crtc->base; + uint64_t old_val; + + if (prop == plane->rotation_property) { + /* exactly one rotation angle please */ + if (hweight32(val & 0xf) != 1) + return -EINVAL; + + old_val = intel_plane->rotation; + intel_plane->rotation = val; + + if (intel_crtc->active && intel_crtc->primary_enabled) { + intel_crtc_wait_for_pending_flips(crtc); + + /* FBC does not work on some platforms for rotated planes */ + if (INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev)) { + if (dev_priv->fbc.plane == intel_crtc->plane && + intel_plane->rotation != BIT(DRM_ROTATE_0)) + intel_disable_fbc(dev); + /* If rotation was set earlier and new rotation is 0, we might + * have disabled fbc earlier. So update it now */ + else if (intel_plane->rotation == BIT(DRM_ROTATE_0) && + old_val != BIT(DRM_ROTATE_0)) + intel_update_fbc(dev);I see a intel_update_fbc() called with the struct_mutext lock elsewhere, don't we need it here as well? mutex_lock(&dev->struct_mutex); intel_update_fbc(dev); mutex_unlock(&dev->struct_mutex);
Sure, I'l add that and post the patch. _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
