diff options
Diffstat (limited to 'drivers/gpu/drm/imx')
| -rw-r--r-- | drivers/gpu/drm/imx/ipuv3-crtc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c index e6ae0176b7c3..4bea0ddb3f3e 100644 --- a/drivers/gpu/drm/imx/ipuv3-crtc.c +++ b/drivers/gpu/drm/imx/ipuv3-crtc.c @@ -379,11 +379,18 @@ static const struct drm_crtc_helper_funcs ipu_helper_funcs = { static int ipu_enable_vblank(struct drm_crtc *crtc) { + struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc); + + enable_irq(ipu_crtc->irq); + return 0; } static void ipu_disable_vblank(struct drm_crtc *crtc) { + struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc); + + disable_irq_nosync(ipu_crtc->irq); } static int ipu_set_interface_pix_fmt(struct drm_crtc *crtc, @@ -494,6 +501,8 @@ static int ipu_crtc_init(struct ipu_crtc *ipu_crtc, dev_err(ipu_crtc->dev, "irq request failed with %d.\n", ret); goto err_put_plane_res; } + /* Only enable IRQ when we actually need it to trigger work. */ + disable_irq(ipu_crtc->irq); ipu_crtc->flip_queue = create_singlethread_workqueue("ipu-crtc-flip"); |