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tinywl: enable and commit output when modesetting 

While at it, choose the preferred mode instead of the last one.
This commit is contained in:
Simon Ser 2019-12-28 13:18:38 +01:00 committed by Drew DeVault
parent 8fc16890c7
commit 31f721286a
1 changed files with 7 additions and 4 deletions
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11
tinywl/tinywl.c
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@ -648,12 +648,15 @@ static void server_new_output(struct wl_listener *listener, void *data) {
/* Some backends don't have modes. DRM+KMS does, and we need to set a mode
* before we can use the output. The mode is a tuple of (width, height,
* refresh rate), and each monitor supports only a specific set of modes. We
* just pick the first, a more sophisticated compositor would let the user
* configure it or pick the mode the display advertises as preferred. */
* just pick the monitor's preferred mode, a more sophisticated compositor
* would let the user configure it. */
if (!wl_list_empty(&wlr_output->modes)) {
struct wlr_output_mode *mode =
wl_container_of(wlr_output->modes.prev, mode, link);
struct wlr_output_mode *mode = wlr_output_preferred_mode(wlr_output);
wlr_output_set_mode(wlr_output, mode);
wlr_output_enable(wlr_output, true);
if (!wlr_output_commit(wlr_output)) {
return;
}
}
/* Allocates and configures our state for this output */