On Wed, Jun 27, 2018 at 11:14:47PM +0200, Enric Balletbo i Serra wrote: > Add support to async updates of cursors by using the new atomic > interface for that. > > Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx> LGTM. Given rockchip hasn't weighed in on the patch, and that you've tested it on real hardware, let's land it. Reviewed-by: Sean Paul <seanpaul@xxxxxxxxxxxx> > --- > I am sending this as RFC because I still don't have a deep knowledge of > the hw and I am not sure if the vop_plane_update function can be reused > in both cases, atomic_updates and atomic_async_updates. I think that > someone with more knowledge should take a look. The patch was tested on > a Samsung Chromebook Plus in two ways. > > 1. Running all igt kms_cursor_legacy and kms_atomic@plane_cursor_legacy > tests and see that there is no regression after the patch. > > 2. Running weston using the atomic API. > > Best regards, > Enric > > drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 80 ++++++++++++++++----- > 1 file changed, 64 insertions(+), 16 deletions(-) > > diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c > index 53d4afe15278..1eb6bda924af 100644 > --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c > +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c > @@ -688,8 +688,7 @@ static void vop_plane_atomic_disable(struct drm_plane *plane, > spin_unlock(&vop->reg_lock); > } > > -static void vop_plane_atomic_update(struct drm_plane *plane, > - struct drm_plane_state *old_state) > +static void vop_plane_update(struct drm_plane *plane) > { > struct drm_plane_state *state = plane->state; > struct drm_crtc *crtc = state->crtc; > @@ -710,20 +709,6 @@ static void vop_plane_atomic_update(struct drm_plane *plane, > bool rb_swap; > int format; > > - /* > - * can't update plane when vop is disabled. > - */ > - if (WARN_ON(!crtc)) > - return; > - > - if (WARN_ON(!vop->is_enabled)) > - return; > - > - if (!state->visible) { > - vop_plane_atomic_disable(plane, old_state); > - return; > - } > - > obj = rockchip_fb_get_gem_obj(fb, 0); > rk_obj = to_rockchip_obj(obj); > > @@ -794,10 +779,73 @@ static void vop_plane_atomic_update(struct drm_plane *plane, > spin_unlock(&vop->reg_lock); > } > > +static void vop_plane_atomic_update(struct drm_plane *plane, > + struct drm_plane_state *old_state) > +{ > + struct drm_plane_state *state = plane->state; > + struct vop *vop = to_vop(state->crtc); > + > + /* > + * can't update plane when vop is disabled. > + */ > + if (WARN_ON(!state->crtc)) > + return; > + > + if (WARN_ON(!vop->is_enabled)) > + return; > + > + if (!state->visible) { > + vop_plane_atomic_disable(plane, old_state); > + return; > + } > + > + vop_plane_update(plane); > +} > + > +static int vop_plane_atomic_async_check(struct drm_plane *plane, > + struct drm_plane_state *state) > +{ > + struct drm_crtc_state *crtc_state; > + > + crtc_state = drm_atomic_get_existing_crtc_state(state->state, > + state->crtc); > + if (WARN_ON(!crtc_state)) > + return -EINVAL; > + > + if (!crtc_state->active) > + return -EINVAL; > + > + if (plane->state->crtc != state->crtc || > + plane->state->src_w != state->src_w || > + plane->state->src_h != state->src_h || > + plane->state->crtc_w != state->crtc_w || > + plane->state->crtc_h != state->crtc_h || > + !plane->state->fb || > + plane->state->fb != state->fb) > + return -EINVAL; > + > + return 0; > +} > + > +static void vop_plane_atomic_async_update(struct drm_plane *plane, > + struct drm_plane_state *new_state) > +{ > + plane->state->src_x = new_state->src_x; > + plane->state->src_y = new_state->src_y; > + plane->state->crtc_x = new_state->crtc_x; > + plane->state->crtc_y = new_state->crtc_y; > + plane->state->fb = new_state->fb; > + *plane->state = *new_state; > + > + vop_plane_update(plane); > +} > + > static const struct drm_plane_helper_funcs plane_helper_funcs = { > .atomic_check = vop_plane_atomic_check, > .atomic_update = vop_plane_atomic_update, > .atomic_disable = vop_plane_atomic_disable, > + .atomic_async_check = vop_plane_atomic_async_check, > + .atomic_async_update = vop_plane_atomic_async_update, > }; > > static const struct drm_plane_funcs vop_plane_funcs = { > -- > 2.18.0 > -- Sean Paul, Software Engineer, Google / Chromium OS _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel