diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2021-03-07 02:56:58 +0200 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2021-08-09 02:28:04 +0300 |
| commit | 650f12042b85322e1459b7e49d50ae09c60e28d3 (patch) | |
| tree | 407e88baf24471d0081744a44c3d7fee365ac9dc /drivers/gpu/drm/xlnx | |
| parent | e06926ecc3d04944ffc44069368d9fddf528413f (diff) | |
| download | linux-650f12042b85322e1459b7e49d50ae09c60e28d3.tar.gz | |
drm: xlnx: zynqmp_dpsub: Add global alpha support
The graphics plane has a global alpha setting. Expose it through the
plane's alpha property.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'drivers/gpu/drm/xlnx')
| -rw-r--r-- | drivers/gpu/drm/xlnx/zynqmp_disp.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynqmp_disp.c index 27b3829fb7e0..d87af7cb3340 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_disp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c @@ -1164,7 +1164,8 @@ zynqmp_disp_plane_atomic_disable(struct drm_plane *plane, zynqmp_disp_layer_disable(layer); if (zynqmp_disp_layer_is_gfx(layer)) - zynqmp_disp_blend_set_global_alpha(layer->disp, false, 0); + zynqmp_disp_blend_set_global_alpha(layer->disp, false, + plane->state->alpha >> 8); } static void @@ -1195,7 +1196,8 @@ zynqmp_disp_plane_atomic_update(struct drm_plane *plane, zynqmp_disp_layer_update(layer, new_state); if (zynqmp_disp_layer_is_gfx(layer)) - zynqmp_disp_blend_set_global_alpha(layer->disp, true, 255); + zynqmp_disp_blend_set_global_alpha(layer->disp, true, + plane->state->alpha >> 8); /* Enable or re-enable the plane is the format has changed. */ if (format_changed) @@ -1249,6 +1251,9 @@ static int zynqmp_disp_create_planes(struct zynqmp_disp *disp) drm_plane_helper_add(&layer->plane, &zynqmp_disp_plane_helper_funcs); + + if (zynqmp_disp_layer_is_gfx(layer)) + drm_plane_create_alpha_property(&layer->plane); } return 0; |