diff options
| author | B, Ravi | 2012-08-31 13:09:49 +0200 |
|---|---|---|
| committer | Felipe Balbi | 2012-09-11 16:34:41 +0200 |
| commit | 65b3d52d02a558fbfe08e43688e15390c5ab3067 (patch) | |
| tree | 0082a0e45c26ff015a7b0976e917c83d87db8e70 /drivers/usb/musb/omap2430.c | |
| parent | usb: musb: omap: Add device tree support for omap musb glue (diff) | |
| download | kernel-qcow2-linux-65b3d52d02a558fbfe08e43688e15390c5ab3067.tar.gz kernel-qcow2-linux-65b3d52d02a558fbfe08e43688e15390c5ab3067.tar.xz kernel-qcow2-linux-65b3d52d02a558fbfe08e43688e15390c5ab3067.zip | |
usb: musb: add musb_ida for multi instance support
Added musb_ida in musb_core.c to manage the multi core ids.
Signed-off-by: Ravi Babu <ravibabu@ti.com>
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Santhapuri, Damodar <damodar.santhapuri@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb/omap2430.c')
| -rw-r--r-- | drivers/usb/musb/omap2430.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index d96873ba97c7..a538fe17a966 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -478,6 +478,7 @@ static int __devinit omap2430_probe(struct platform_device *pdev) struct musb_hdrc_config *config; struct resource *res; int ret = -ENOMEM; + int musbid; glue = devm_kzalloc(&pdev->dev, sizeof(*glue), GFP_KERNEL); if (!glue) { @@ -485,12 +486,21 @@ static int __devinit omap2430_probe(struct platform_device *pdev) goto err0; } - musb = platform_device_alloc("musb-hdrc", -1); + /* get the musb id */ + musbid = musb_get_id(&pdev->dev, GFP_KERNEL); + if (musbid < 0) { + dev_err(&pdev->dev, "failed to allocate musb id\n"); + ret = -ENOMEM; + goto err0; + } + + musb = platform_device_alloc("musb-hdrc", musbid); if (!musb) { dev_err(&pdev->dev, "failed to allocate musb device\n"); - goto err0; + goto err1; } + musb->id = musbid; musb->dev.parent = &pdev->dev; musb->dev.dma_mask = &omap2430_dmamask; musb->dev.coherent_dma_mask = omap2430_dmamask; @@ -557,13 +567,13 @@ static int __devinit omap2430_probe(struct platform_device *pdev) pdev->num_resources); if (ret) { dev_err(&pdev->dev, "failed to add resources\n"); - goto err1; + goto err2; } ret = platform_device_add_data(musb, pdata, sizeof(*pdata)); if (ret) { dev_err(&pdev->dev, "failed to add platform_data\n"); - goto err1; + goto err2; } pm_runtime_enable(&pdev->dev); @@ -571,14 +581,17 @@ 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 err1; + goto err2; } return 0; -err1: +err2: platform_device_put(musb); +err1: + musb_put_id(&pdev->dev, musbid); + err0: return ret; } @@ -588,6 +601,7 @@ static int __devexit omap2430_remove(struct platform_device *pdev) struct omap2430_glue *glue = platform_get_drvdata(pdev); cancel_work_sync(&glue->omap_musb_mailbox_work); + musb_put_id(&pdev->dev, glue->musb->id); platform_device_unregister(glue->musb); return 0; |