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path: root/drivers/video/omap2/dss/rfbi.c
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Diffstat (limited to 'drivers/video/omap2/dss/rfbi.c')
-rw-r--r--drivers/video/omap2/dss/rfbi.c32
1 files changed, 20 insertions, 12 deletions
diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c
index 1a691bb27547..1a17dd1447dc 100644
--- a/drivers/video/omap2/dss/rfbi.c
+++ b/drivers/video/omap2/dss/rfbi.c
@@ -943,13 +943,13 @@ void omapdss_rfbi_display_disable(struct omap_dss_device *dssdev)
}
EXPORT_SYMBOL(omapdss_rfbi_display_disable);
-static int __init rfbi_init_display(struct omap_dss_device *dssdev)
+static int rfbi_init_display(struct omap_dss_device *dssdev)
{
rfbi.dssdev[dssdev->phy.rfbi.channel] = dssdev;
return 0;
}
-static struct omap_dss_device * __init rfbi_find_dssdev(struct platform_device *pdev)
+static struct omap_dss_device *rfbi_find_dssdev(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const char *def_disp_name = omapdss_get_default_display_name();
@@ -977,7 +977,7 @@ static struct omap_dss_device * __init rfbi_find_dssdev(struct platform_device *
return def_dssdev;
}
-static void __init 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 __init 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 __init 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 __init 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);
@@ -1014,11 +1014,13 @@ static void __init 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 __init rfbi_init_output(struct platform_device *pdev)
+static void rfbi_init_output(struct platform_device *pdev)
{
struct omap_dss_output *out = &rfbi.output;
@@ -1039,7 +1041,7 @@ static void __exit rfbi_uninit_output(struct platform_device *pdev)
}
/* RFBI HW IP initialisation */
-static int __init omap_rfbihw_probe(struct platform_device *pdev)
+static int omap_rfbihw_probe(struct platform_device *pdev)
{
u32 rev;
struct resource *rfbi_mem;
@@ -1091,7 +1093,12 @@ static int __init 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;
@@ -1135,6 +1142,7 @@ static const struct dev_pm_ops rfbi_pm_ops = {
};
static struct platform_driver omap_rfbihw_driver = {
+ .probe = omap_rfbihw_probe,
.remove = __exit_p(omap_rfbihw_remove),
.driver = {
.name = "omapdss_rfbi",
@@ -1145,7 +1153,7 @@ static struct platform_driver omap_rfbihw_driver = {
int __init rfbi_init_platform_driver(void)
{
- return platform_driver_probe(&omap_rfbihw_driver, omap_rfbihw_probe);
+ return platform_driver_register(&omap_rfbihw_driver);
}
void __exit rfbi_uninit_platform_driver(void)