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drm/qxl: track primary bo

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Track which bo is used as primary surface.  With that in place we don't
need the primary_created flag any more, we can just check the primary bo
pointer instead.

Also verify we don't already have a primary surface in
qxl_io_create_primary().

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Noralf Trønnes <noralf@tronnes.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20190118122020.27596-13-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann
2019-01-18 13:20:09 +01:00
parent fb7ebc0119
commit 166205444b
3 changed files with 7 additions and 4 deletions
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2
drivers/gpu/drm/qxl/qxl_display.c
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@@ -302,7 +302,7 @@ static void qxl_crtc_update_monitors_config(struct drm_crtc *crtc,
struct qxl_head head;
int oldcount, i = qcrtc->index;
if (!qdev->primary_created) {
if (!qdev->primary_bo) {
DRM_DEBUG_KMS("no primary surface, skip (%s)\n", reason);
return;
}