From: Ville Syrjälä <ville.syrjala at linux.intel.com> Sprite planes support 180 degree rotation. The lower layers are now in place, so hook in the standard rotation property to expose the feature to the users. Cc: Daniel Vetter <daniel.vetter at ffwll.ch> Cc: Jani Nikula <jani.nikula at linux.intel.com> Cc: dri-devel at lists.freedesktop.org Cc: linux-kernel at vger.kernel.org Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com> Reviewed-by: Imre Deak <imre.deak at intel.com> --- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/intel_sprite.c | 42 ++++++++++++++++++++++++++++++++++- 2 files changed, 42 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 0640071..b56a1a5 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1514,6 +1514,7 @@ struct drm_i915_private { struct drm_property *broadcast_rgb_property; struct drm_property *force_audio_property; + struct drm_property *rotation_property; uint32_t hw_context_size; struct list_head context_list; diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index cbad738..b9af256 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1202,6 +1202,30 @@ out_unlock: return ret; } +static int intel_plane_set_property(struct drm_plane *plane, + struct drm_property *prop, + uint64_t val) +{ + struct drm_i915_private *dev_priv = plane->dev->dev_private; + struct intel_plane *intel_plane = to_intel_plane(plane); + uint64_t old_val; + int ret = -ENOENT; + + if (prop == dev_priv->rotation_property) { + /* exactly one rotation angle please */ + if (hweight32(val & 0xf) != 1) + return -EINVAL; + + old_val = intel_plane->rotation; + intel_plane->rotation = val; + ret = intel_plane_restore(plane); + if (ret) + intel_plane->rotation = old_val; + } + + return ret; +} + int intel_plane_restore(struct drm_plane *plane) { struct intel_plane *intel_plane = to_intel_plane(plane); @@ -1228,6 +1252,7 @@ static const struct drm_plane_funcs intel_plane_funcs = { .update_plane = intel_update_plane, .disable_plane = intel_disable_plane, .destroy = intel_destroy_plane, + .set_property = intel_plane_set_property, }; static uint32_t ilk_plane_formats[] = { @@ -1264,6 +1289,7 @@ static uint32_t vlv_plane_formats[] = { int intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) { + struct drm_i915_private *dev_priv = dev->dev_private; struct intel_plane *intel_plane; unsigned long possible_crtcs; const uint32_t *plane_formats; @@ -1338,8 +1364,22 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) &intel_plane_funcs, plane_formats, num_plane_formats, false); - if (ret) + if (ret) { kfree(intel_plane); + goto out; + } + + if (!dev_priv->rotation_property) + dev_priv->rotation_property = + drm_mode_create_rotation_property(dev, + BIT(DRM_ROTATE_0) | + BIT(DRM_ROTATE_180)); + + if (dev_priv->rotation_property) + drm_object_attach_property(&intel_plane->base.base, + dev_priv->rotation_property, + intel_plane->rotation); + out: return ret; } -- 1.7.10.4 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx