diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_connector.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/omap_connector.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index b58d9a0bb53d..302f2ed245d0 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -252,7 +252,7 @@ static int omap_connector_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct omap_connector *omap_connector = to_omap_connector(connector); - struct omap_dss_device *dssdev = omap_connector->display; + struct omap_dss_device *dssdev; struct videomode vm = {0}; struct drm_device *dev = connector->dev; struct drm_display_mode *new_mode; @@ -261,21 +261,27 @@ static int omap_connector_mode_valid(struct drm_connector *connector, drm_display_mode_to_videomode(mode, &vm); mode->vrefresh = drm_mode_vrefresh(mode); - r = dssdev->ops->check_timings(dssdev, &vm); - if (!r) { - /* check if vrefresh is still valid */ - new_mode = drm_mode_duplicate(dev, mode); - - if (!new_mode) - return MODE_BAD; + for (dssdev = omap_connector->output; dssdev; dssdev = dssdev->next) { + if (!dssdev->ops->check_timings) + continue; - new_mode->clock = vm.pixelclock / 1000; - new_mode->vrefresh = 0; - if (mode->vrefresh == drm_mode_vrefresh(new_mode)) - ret = MODE_OK; - drm_mode_destroy(dev, new_mode); + r = dssdev->ops->check_timings(dssdev, &vm); + if (r) + goto done; } + /* check if vrefresh is still valid */ + new_mode = drm_mode_duplicate(dev, mode); + if (!new_mode) + return MODE_BAD; + + new_mode->clock = vm.pixelclock / 1000; + new_mode->vrefresh = 0; + if (mode->vrefresh == drm_mode_vrefresh(new_mode)) + ret = MODE_OK; + drm_mode_destroy(dev, new_mode); + +done: DBG("connector: mode %s: " "%d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x", (ret == MODE_OK) ? "valid" : "invalid", |