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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>
This commit is contained in:
Tomi Valkeinen 2013-05-02 12:19:54 +03:00
parent c0980297ff
commit 6aa66f5c01
1 changed files with 15 additions and 7 deletions
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22
drivers/video/omap2/dss/venc.c
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@ -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;