diff options
| author | Pankaj <pankaj.dubey@samsung.com> | 2011-12-15 15:13:34 +0800 |
|---|---|---|
| committer | Andy Green <andy.green@linaro.org> | 2011-12-26 22:33:52 +0800 |
| commit | 6b8e5e51cdfa64ba2c8e9d62b896ba7e3c19d11e (patch) | |
| tree | 84e3262e76c0871683098af347b1b3d363feb67c | |
| parent | 7c18aa739a0736da3f8079788b430491578ea9a4 (diff) | |
usb: gadget: s3c_udc_otg: Handle USB connection event in ISR
In UDC ISR usb handled USB connection event so that
android platform can update notification accordingly.
Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
| -rw-r--r-- | drivers/usb/gadget/s3c_udc_otg_xfer_dma.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/gadget/s3c_udc_otg_xfer_dma.c b/drivers/usb/gadget/s3c_udc_otg_xfer_dma.c index 0116655cb57..7e83f476c86 100644 --- a/drivers/usb/gadget/s3c_udc_otg_xfer_dma.c +++ b/drivers/usb/gadget/s3c_udc_otg_xfer_dma.c @@ -506,6 +506,13 @@ static irqreturn_t s3c_udc_irq(int irq, void *_dev) reset_available = 1; DEBUG_ISR("\t\tRESET handling skipped\n"); } + /* Added to handle usb connect/disconnect even in boards not having + usb detection chip. + */ + if((usb_status & 0xd0000) == (0x1 << 16)) { + stop_activity(dev, dev->driver); + DEBUG_ISR("s3c_udc: Cable removed\n"); + } } if (intr_status & INT_IN_EP) |