Save the framedone callback supplied by dss for later usage. Signed-off-by: Sebastian Reichel <sre@xxxxxxxxxx> --- drivers/gpu/drm/omapdrm/omap_crtc.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c index 094e89a2fa94..3ce7143e5a5f 100644 --- a/drivers/gpu/drm/omapdrm/omap_crtc.c +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c @@ -57,6 +57,9 @@ struct omap_crtc { unsigned long state; wait_queue_head_t pending_wait; + + void (*framedone_handler)(void *); + void *framedone_handler_data; }; /* ----------------------------------------------------------------------------- @@ -263,6 +266,17 @@ static int omap_crtc_dss_register_framedone( struct omap_overlay_manager *mgr, void (*handler)(void *), void *data) { + struct omap_crtc *omap_crtc = omap_crtcs[mgr->id]; + struct drm_device *dev = omap_crtc->base.dev; + + if (omap_crtc->framedone_handler) + return -EBUSY; + + dev_dbg(dev->dev, "register framedone %s", omap_crtc->name); + + omap_crtc->framedone_handler = handler; + omap_crtc->framedone_handler_data = data; + return 0; } @@ -270,6 +284,16 @@ static void omap_crtc_dss_unregister_framedone( struct omap_overlay_manager *mgr, void (*handler)(void *), void *data) { + struct omap_crtc *omap_crtc = omap_crtcs[mgr->id]; + struct drm_device *dev = omap_crtc->base.dev; + + dev_dbg(dev->dev, "unregister framedone %s", omap_crtc->name); + + WARN_ON(omap_crtc->framedone_handler != handler); + WARN_ON(omap_crtc->framedone_handler_data != data); + + omap_crtc->framedone_handler = NULL; + omap_crtc->framedone_handler_data = NULL; } static const struct dss_mgr_ops mgr_ops = { -- 2.7.0 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html