used devres API while allocating memory resource and while getting
usb phy so that these resources are released automatically on driver
detach.
Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
---
This patch uses an API thats introduced in
[PATCH v7 0/3] usb: multi-phy support
drivers/usb/musb/omap2430.c | 19 +++++++------------
1 files changed, 7 insertions(+), 12 deletions(-)
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index c4dc92b..2813490 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -319,7 +319,7 @@ static int omap2430_musb_init(struct musb *musb)
* up through ULPI. TWL4030-family PMICs include one,
* which needs a driver, drivers aren't always needed.
*/
- musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);
+ musb->xceiv = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2);
if (!musb->xceiv) {
pr_err("HS USB OTG: no transceiver configured\n");
return -ENODEV;
@@ -416,7 +416,6 @@ static int omap2430_musb_exit(struct musb *musb)
del_timer_sync(&musb_idle_timer);
omap2430_low_level_exit(musb);
- usb_put_phy(musb->xceiv);
return 0;
}
@@ -443,7 +442,7 @@ static int __devinit omap2430_probe(struct platform_device *pdev)
struct omap2430_glue *glue;
int ret = -ENOMEM;
- glue = kzalloc(sizeof(*glue), GFP_KERNEL);
+ glue = devm_kzalloc(&pdev->dev, sizeof(*glue), GFP_KERNEL);
if (!glue) {
dev_err(&pdev->dev, "failed to allocate glue context\n");
goto err0;
@@ -452,7 +451,7 @@ static int __devinit omap2430_probe(struct platform_device *pdev)
musb = platform_device_alloc("musb-hdrc", -1);
if (!musb) {
dev_err(&pdev->dev, "failed to allocate musb device\n");
- goto err1;
+ goto err0;
}
musb->dev.parent = &pdev->dev;
@@ -479,13 +478,13 @@ static int __devinit omap2430_probe(struct platform_device *pdev)
pdev->num_resources);
if (ret) {
dev_err(&pdev->dev, "failed to add resources\n");
- goto err2;
+ goto err1;
}
ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
if (ret) {
dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err2;
+ goto err1;
}
pm_runtime_enable(&pdev->dev);
@@ -493,16 +492,13 @@ static int __devinit omap2430_probe(struct platform_device *pdev)
ret = platform_device_add(musb);
if (ret) {
dev_err(&pdev->dev, "failed to register musb device\n");
- goto err2;
+ goto err1;
}
return 0;
-err2:
- platform_device_put(musb);
-
err1:
- kfree(glue);
+ platform_device_put(musb);
err0:
return ret;
@@ -515,7 +511,6 @@ static int __devexit omap2430_remove(struct platform_device *pdev)
cancel_work_sync(&glue->omap_musb_mailbox_work);
platform_device_del(glue->musb);
platform_device_put(glue->musb);
- kfree(glue);
return 0;
}
--
1.7.5.4
--
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