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Beginnings of multiple monitor

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Allocate the CRTCs from a bit mask to avoid the multiple monitor black
screen problem.
dev
Marty Jack 14 years ago committed by Kristian Høgsberg
parent 58dc6dd3c5
commit 13d9db2095
1 changed files with 4 additions and 1 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 5
      compositor/compositor-drm.c

5
compositor/compositor-drm.c
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@ -43,6 +43,7 @@ struct drm_compositor {
struct { struct {
int fd; int fd;
} drm; } drm;
uint32_t crtc_allocator;
struct tty *tty; struct tty *tty;
}; };
@ -204,7 +205,8 @@ create_output_for_connector(struct drm_compositor *ec,
} }
for (i = 0; i < resources->count_crtcs; i++) { for (i = 0; i < resources->count_crtcs; i++) {
if (encoder->possible_crtcs & (1 << i)) if (encoder->possible_crtcs & (1 << i) &&
!(ec->crtc_allocator & (1 << i)))
break; break;
} }
if (i == resources->count_crtcs) { if (i == resources->count_crtcs) {
@ -216,6 +218,7 @@ create_output_for_connector(struct drm_compositor *ec,
wlsc_output_init(&output->base, &ec->base, 0, 0, wlsc_output_init(&output->base, &ec->base, 0, 0,
mode->hdisplay, mode->vdisplay, 0); mode->hdisplay, mode->vdisplay, 0);
ec->crtc_allocator |= (1 << i);
output->crtc_id = resources->crtcs[i]; output->crtc_id = resources->crtcs[i];
output->connector_id = connector->connector_id; output->connector_id = connector->connector_id;
output->mode = *mode; output->mode = *mode;

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