diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/venc.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/dss/venc.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 5adf8510d67b..298e86cc9e14 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -800,7 +800,7 @@ static const struct component_ops venc_component_ops = { * Probe & Remove, Suspend & Resume */ -static void venc_init_output(struct venc_device *venc) +static int venc_init_output(struct venc_device *venc) { struct omap_dss_device *out = &venc->output; @@ -813,11 +813,22 @@ static void venc_init_output(struct venc_device *venc) out->owner = THIS_MODULE; out->of_ports = BIT(0); + out->next = omapdss_of_find_connected_device(out->dev->of_node, 0); + if (IS_ERR(out->next)) { + if (PTR_ERR(out->next) != -EPROBE_DEFER) + dev_err(out->dev, "failed to find video sink\n"); + return PTR_ERR(out->next); + } + omapdss_device_register(out); + + return 0; } static void venc_uninit_output(struct venc_device *venc) { + if (venc->output.next) + omapdss_device_put(venc->output.next); omapdss_device_unregister(&venc->output); } @@ -909,7 +920,9 @@ static int venc_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); - venc_init_output(venc); + r = venc_init_output(venc); + if (r) + goto err_pm_disable; r = component_add(&pdev->dev, &venc_component_ops); if (r) @@ -919,6 +932,7 @@ static int venc_probe(struct platform_device *pdev) err_uninit_output: venc_uninit_output(venc); +err_pm_disable: pm_runtime_disable(&pdev->dev); err_free: kfree(venc); |