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drm: fix pick crtcs mode selection code

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Dave Airlie 2008-02-26 17:11:03 +11:00
parent a72399da2a
commit 879fb12e28
1 changed files with 11 additions and 4 deletions
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15
linux-core/drm_crtc.c
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@ -870,6 +870,7 @@ static void drm_pick_crtcs (struct drm_device *dev)
struct drm_output *output, *output_equal;
struct drm_crtc *crtc;
struct drm_display_mode *des_mode = NULL, *modes, *modes_equal;
int found;
list_for_each_entry(output, &dev->mode_config.output_list, head) {
output->crtc = NULL;
@ -890,17 +891,23 @@ static void drm_pick_crtcs (struct drm_device *dev)
if (output->status != output_status_connected)
continue;
if (list_empty(&output->modes))
continue;
des_mode = NULL;
found = 0;
list_for_each_entry(des_mode, &output->modes, head) {
if (des_mode->type & DRM_MODE_TYPE_PREFERRED)
if (des_mode->type & DRM_MODE_TYPE_PREFERRED) {
found = 1;
break;
}
}
/* No preferred mode, let's just select the first available */
if (!des_mode || !(des_mode->type & DRM_MODE_TYPE_PREFERRED)) {
if (!found) {
des_mode = NULL;
list_for_each_entry(des_mode, &output->modes, head) {
if (des_mode)
break;
break;
}
}