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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-05-02 12:15:31 +0300 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-05-02 12:24:57 +0300 |
| commit | f60a32fd9e3461dc33d44cca74db18fa09a0fa47 (patch) | |
| tree | 52689c2670fdfe82c9be61652866ddc2d86f91c9 | |
| parent | d1890a680e439e1b284faca6e8eaa330c599f99f (diff) | |
| download | linux-f60a32fd9e3461dc33d44cca74db18fa09a0fa47.tar.bz2 | |
OMAPDSS: RFBI: Add error handling for rfbi_probe_pdata
Add proper error handling for rfbi_probe_pdata(). This will cause
EPROBE_DEFER to be properly passed upwards, causing the RFBI driver to be
probed again later if a resource was missing.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
| -rw-r--r-- | drivers/video/omap2/dss/rfbi.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c index e55e411054d7..1a17dd1447dc 100644 --- a/drivers/video/omap2/dss/rfbi.c +++ b/drivers/video/omap2/dss/rfbi.c @@ -977,7 +977,7 @@ static struct omap_dss_device *rfbi_find_dssdev(struct platform_device *pdev) return def_dssdev; } -static void rfbi_probe_pdata(struct platform_device *rfbidev) +static int rfbi_probe_pdata(struct platform_device *rfbidev) { struct omap_dss_device *plat_dssdev; struct omap_dss_device *dssdev; @@ -986,11 +986,11 @@ static void rfbi_probe_pdata(struct platform_device *rfbidev) plat_dssdev = rfbi_find_dssdev(rfbidev); if (!plat_dssdev) - return; + return 0; dssdev = dss_alloc_and_init_device(&rfbidev->dev); if (!dssdev) - return; + return -ENOMEM; dss_copy_device_pdata(dssdev, plat_dssdev); @@ -998,7 +998,7 @@ static void rfbi_probe_pdata(struct platform_device *rfbidev) if (r) { DSSERR("device %s init failed: %d\n", dssdev->name, r); dss_put_device(dssdev); - return; + return r; } r = omapdss_output_set_device(&rfbi.output, dssdev); @@ -1006,7 +1006,7 @@ static void rfbi_probe_pdata(struct platform_device *rfbidev) DSSERR("failed to connect output to new device: %s\n", dssdev->name); dss_put_device(dssdev); - return; + return r; } r = dss_add_device(dssdev); @@ -1014,8 +1014,10 @@ static void rfbi_probe_pdata(struct platform_device *rfbidev) DSSERR("device %s register failed: %d\n", dssdev->name, r); omapdss_output_unset_device(&rfbi.output); dss_put_device(dssdev); - return; + return r; } + + return 0; } static void rfbi_init_output(struct platform_device *pdev) @@ -1091,7 +1093,12 @@ static int omap_rfbihw_probe(struct platform_device *pdev) rfbi_init_output(pdev); - rfbi_probe_pdata(pdev); + r = rfbi_probe_pdata(pdev); + if (r) { + rfbi_uninit_output(pdev); + pm_runtime_disable(&pdev->dev); + return r; + } return 0; |