Commit a5e41c9e authored by Ben Skeggs's avatar Ben Skeggs Committed by Greg Kroah-Hartman

drm/nouveau/kms/nv50: skip core channel cursor update on position-only changes

commit e6db9579 upstream.

The DRM core used to only call prepare_fb/cleanup_fb() when a plane's
framebuffer changed, which achieved the desired effect.

It's apparently now up to the driver to decide on its own.
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4aecf3a7
......@@ -1113,9 +1113,13 @@ static void
nv50_curs_prepare(struct nv50_wndw *wndw, struct nv50_head_atom *asyh,
struct nv50_wndw_atom *asyw)
{
asyh->curs.handle = nv50_disp(wndw->plane.dev)->mast.base.vram.handle;
asyh->curs.offset = asyw->image.offset;
asyh->set.curs = asyh->curs.visible;
u32 handle = nv50_disp(wndw->plane.dev)->mast.base.vram.handle;
u32 offset = asyw->image.offset;
if (asyh->curs.handle != handle || asyh->curs.offset != offset) {
asyh->curs.handle = handle;
asyh->curs.offset = offset;
asyh->set.curs = asyh->curs.visible;
}
}
static void
......
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