drm: omapdrm: Handle CRTC error IRQs directly
Instead of going through a complicated registration mechanism, just
expose the CRTC error IRQ function and call it directly from the main
IRQ handler.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c
index 8dea890..ea27414 100644
--- a/drivers/gpu/drm/omapdrm/omap_crtc.c
+++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
@@ -37,7 +37,6 @@ struct omap_crtc {
struct videomode vm;
struct omap_drm_irq vblank_irq;
- struct omap_drm_irq error_irq;
bool ignore_digit_sync_lost;
@@ -275,10 +274,9 @@ static void omap_crtc_complete_page_flip(struct drm_crtc *crtc)
spin_unlock_irqrestore(&dev->event_lock, flags);
}
-static void omap_crtc_error_irq(struct omap_drm_irq *irq, uint32_t irqstatus)
+void omap_crtc_error_irq(struct drm_crtc *crtc, uint32_t irqstatus)
{
- struct omap_crtc *omap_crtc =
- container_of(irq, struct omap_crtc, error_irq);
+ struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
if (omap_crtc->ignore_digit_sync_lost) {
irqstatus &= ~DISPC_IRQ_SYNC_LOST_DIGIT;
@@ -325,7 +323,6 @@ static void omap_crtc_destroy(struct drm_crtc *crtc)
DBG("%s", omap_crtc->name);
WARN_ON(omap_crtc->vblank_irq.registered);
- omap_irq_unregister(crtc->dev, &omap_crtc->error_irq);
drm_crtc_cleanup(crtc);
@@ -549,11 +546,6 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev,
omap_crtc->vblank_irq.irqmask = pipe2vbl(crtc);
omap_crtc->vblank_irq.irq = omap_crtc_vblank_irq;
- omap_crtc->error_irq.irqmask =
- dispc_mgr_get_sync_lost_irq(channel);
- omap_crtc->error_irq.irq = omap_crtc_error_irq;
- omap_irq_register(dev, &omap_crtc->error_irq);
-
ret = drm_crtc_init_with_planes(dev, crtc, plane, NULL,
&omap_crtc_funcs, NULL);
if (ret < 0) {