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Merge pull request #1479 from emersion/lost-crtc-state
backend/drm: fix state for outputs loosing their CRTC
This commit is contained in:
commit
0db2a687b7
2 changed files with 20 additions and 5 deletions
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@ -391,6 +391,8 @@ static void attempt_enable_needs_modeset(struct wlr_drm_backend *drm) {
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if (conn->state == WLR_DRM_CONN_NEEDS_MODESET &&
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if (conn->state == WLR_DRM_CONN_NEEDS_MODESET &&
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conn->crtc != NULL && conn->desired_mode != NULL &&
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conn->crtc != NULL && conn->desired_mode != NULL &&
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conn->desired_enabled) {
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conn->desired_enabled) {
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wlr_log(WLR_DEBUG, "Output %s has a desired mode and a CRTC, "
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"attempting a modeset", conn->output.name);
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drm_connector_set_mode(&conn->output, conn->desired_mode);
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drm_connector_set_mode(&conn->output, conn->desired_mode);
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}
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}
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}
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}
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@ -981,8 +983,17 @@ static void realloc_crtcs(struct wlr_drm_backend *drm, bool *changed_outputs) {
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i++;
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i++;
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struct wlr_output_mode *mode = conn->output.current_mode;
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struct wlr_output_mode *mode = conn->output.current_mode;
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if (conn->state != WLR_DRM_CONN_CONNECTED || !changed_outputs[i]
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if (conn->state != WLR_DRM_CONN_CONNECTED || !changed_outputs[i]) {
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|| conn->crtc == NULL) {
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continue;
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}
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if (conn->crtc == NULL) {
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wlr_log(WLR_DEBUG, "Output has %s lost its CRTC",
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conn->output.name);
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conn->state = WLR_DRM_CONN_NEEDS_MODESET;
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wlr_output_update_enabled(&conn->output, false);
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conn->desired_mode = conn->output.current_mode;
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wlr_output_update_mode(&conn->output, NULL);
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continue;
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continue;
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}
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}
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@ -173,8 +173,12 @@ bool wlr_output_set_custom_mode(struct wlr_output *output, int32_t width,
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void wlr_output_update_mode(struct wlr_output *output,
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void wlr_output_update_mode(struct wlr_output *output,
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struct wlr_output_mode *mode) {
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struct wlr_output_mode *mode) {
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output->current_mode = mode;
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output->current_mode = mode;
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if (mode != NULL) {
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wlr_output_update_custom_mode(output, mode->width, mode->height,
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wlr_output_update_custom_mode(output, mode->width, mode->height,
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mode->refresh);
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mode->refresh);
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} else {
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wlr_output_update_custom_mode(output, 0, 0, 0);
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}
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}
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}
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void wlr_output_update_custom_mode(struct wlr_output *output, int32_t width,
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void wlr_output_update_custom_mode(struct wlr_output *output, int32_t width,
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