[...]
> > diff --git a/drivers/gpu/drm/vkms/vkms_plane.c
> > b/drivers/gpu/drm/vkms/vkms_plane.c
> > index d5203f531d96..f68b1b03d632 100644
> > --- a/drivers/gpu/drm/vkms/vkms_plane.c
> > +++ b/drivers/gpu/drm/vkms/vkms_plane.c
> > @@ -106,6 +106,13 @@ static void vkms_plane_atomic_update(struct drm_plane
> > *plane,
> > return;
> >
> > fmt = fb->format->format;
> > + pixel_read_t pixel_read = get_pixel_read_function(fmt);
> > +
> > + if (!pixel_read) {
> > + DRM_WARN("Pixel format is not supported by VKMS planes. State
> > is inchanged\n");
>
> s/inchanged/unchanged/
Thanks for this correction. See my answer to [1], I changed the message a
bit.
[1]:
https://lore.kernel.org/dri-devel/20240226133646.174d3fb2.pekka.paala...@collabora.com/
Kind regards,
Louis Chauvet
> > + return;
> > + }
> > +
> > vkms_plane_state = to_vkms_plane_state(new_state);
> > shadow_plane_state = &vkms_plane_state->base;
> >
> > @@ -124,7 +131,7 @@ static void vkms_plane_atomic_update(struct drm_plane
> > *plane,
> > drm_rect_rotate(&frame_info->rotated,
> > drm_rect_width(&frame_info->rotated),
> > drm_rect_height(&frame_info->rotated),
> > frame_info->rotation);
> >
> > - vkms_plane_state->pixel_read = get_pixel_conversion_function(fmt);
> > + vkms_plane_state->pixel_read = pixel_read;
> > }
> >
> > static int vkms_plane_atomic_check(struct drm_plane *plane,
> > diff --git a/drivers/gpu/drm/vkms/vkms_writeback.c
> > b/drivers/gpu/drm/vkms/vkms_writeback.c
> > index c8582df1f739..c92b9f06c4a4 100644
> > --- a/drivers/gpu/drm/vkms/vkms_writeback.c
> > +++ b/drivers/gpu/drm/vkms/vkms_writeback.c
> > @@ -140,6 +140,13 @@ static void vkms_wb_atomic_commit(struct drm_connector
> > *conn,
> > if (!conn_state)
> > return;
> >
> > + pixel_write_t pixel_write = get_pixel_write_function(wb_format);
> > +
> > + if (!pixel_write) {
> > + DRM_WARN("Pixel format is not supported by VKMS writeback.
> > State is inchanged\n");
>
> Same here
>
> Best Regards,
> ~Arthur Grillo
>
> > + return;
> > + }
> > +
> > vkms_set_composer(&vkmsdev->output, true);
> >
> > active_wb = conn_state->writeback_job->priv;
> > @@ -150,7 +157,7 @@ static void vkms_wb_atomic_commit(struct drm_connector
> > *conn,
> > crtc_state->wb_pending = true;
> > spin_unlock_irq(&output->composer_lock);
> > drm_writeback_queue_job(wb_conn, connector_state);
> > - active_wb->pixel_write = get_pixel_write_function(wb_format);
> > + active_wb->pixel_write = pixel_write;
> > drm_rect_init(&wb_frame_info->src, 0, 0, crtc_width, crtc_height);
> > drm_rect_init(&wb_frame_info->dst, 0, 0, crtc_width, crtc_height);
> > }
> >
--
Louis Chauvet, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
