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authorTomi Valkeinen <tomi.valkeinen@ti.com>2013-05-02 12:19:54 +0300
committerTomi Valkeinen <tomi.valkeinen@ti.com>2013-05-02 12:25:23 +0300
commit6aa66f5c01f1f0063b14bd529b24723fb8e58075 (patch)
tree8752848085ebcb729dc0ad15238271a8ac60c0d4 /drivers/video
parentc0980297ff8f8184778258a7f544525e483fbd85 (diff)
OMAPDSS: VENC: Add error handling for venc_probe_pdata
Add proper error handling for venc_probe_pdata(). This will cause EPROBE_DEFER to be properly passed upwards, causing the VENC driver to be probed again later if a resource was missing. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/omap2/dss/venc.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c
index 62ba53b2e574..74fdb3ee209e 100644
--- a/drivers/video/omap2/dss/venc.c
+++ b/drivers/video/omap2/dss/venc.c
@@ -754,7 +754,7 @@ static struct omap_dss_device *venc_find_dssdev(struct platform_device *pdev)
return def_dssdev;
}
-static void venc_probe_pdata(struct platform_device *vencdev)
+static int venc_probe_pdata(struct platform_device *vencdev)
{
struct omap_dss_device *plat_dssdev;
struct omap_dss_device *dssdev;
@@ -763,11 +763,11 @@ static void venc_probe_pdata(struct platform_device *vencdev)
plat_dssdev = venc_find_dssdev(vencdev);
if (!plat_dssdev)
- return;
+ return 0;
dssdev = dss_alloc_and_init_device(&vencdev->dev);
if (!dssdev)
- return;
+ return -ENOMEM;
dss_copy_device_pdata(dssdev, plat_dssdev);
@@ -775,7 +775,7 @@ static void venc_probe_pdata(struct platform_device *vencdev)
if (r) {
DSSERR("device %s init failed: %d\n", dssdev->name, r);
dss_put_device(dssdev);
- return;
+ return r;
}
r = omapdss_output_set_device(&venc.output, dssdev);
@@ -783,7 +783,7 @@ static void venc_probe_pdata(struct platform_device *vencdev)
DSSERR("failed to connect output to new device: %s\n",
dssdev->name);
dss_put_device(dssdev);
- return;
+ return r;
}
r = dss_add_device(dssdev);
@@ -791,8 +791,10 @@ static void venc_probe_pdata(struct platform_device *vencdev)
DSSERR("device %s register failed: %d\n", dssdev->name, r);
omapdss_output_unset_device(&venc.output);
dss_put_device(dssdev);
- return;
+ return r;
}
+
+ return 0;
}
static void venc_init_output(struct platform_device *pdev)
@@ -864,7 +866,13 @@ static int omap_venchw_probe(struct platform_device *pdev)
venc_init_output(pdev);
- venc_probe_pdata(pdev);
+ r = venc_probe_pdata(pdev);
+ if (r) {
+ venc_panel_exit();
+ venc_uninit_output(pdev);
+ pm_runtime_disable(&pdev->dev);
+ return r;
+ }
return 0;