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backend-drm: don't try to disable planes on session deactivation 

This uses the legacy DRM API it incomplete and no longer works anyways.
At this point, weston is no longer DRM master, so these calls fail with
"Permission denied".

So just remove the corresponding code.

Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
This commit is contained in:
Michael Olbrich 2022-06-14 12:00:27 +02:00 committed by Daniel Stone
parent f962b48958
commit 3e44a6eb3d
1 changed files with 1 additions and 19 deletions
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20
libweston/backend-drm/drm.c
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@ -2686,9 +2686,7 @@ session_notify(struct wl_listener *listener, void *data)
struct weston_compositor *compositor = data;
struct drm_backend *b = to_drm_backend(compositor);
struct drm_device *device = b->drm;
struct drm_plane *plane;
struct drm_output *output;
struct drm_crtc *crtc;
if (compositor->session_active) {
weston_log("activating session\n");
@ -2710,24 +2708,8 @@ session_notify(struct wl_listener *listener, void *data)
* back, we schedule a repaint, which will process
* pending frame callbacks. */
wl_list_for_each(output, &compositor->output_list, base.link) {
crtc = output->crtc;
wl_list_for_each(output, &compositor->output_list, base.link)
output->base.repaint_needed = false;
if (output->cursor_plane)
drmModeSetCursor(device->drm.fd, crtc->crtc_id,
0, 0, 0);
}
output = container_of(compositor->output_list.next,
struct drm_output, base.link);
crtc = output->crtc;
wl_list_for_each(plane, &device->plane_list, link) {
if (plane->type != WDRM_PLANE_TYPE_OVERLAY)
continue;
drmModeSetPlane(device->drm.fd, plane->plane_id, crtc->crtc_id,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
}
}
}