diff options
| author | sb223.kang <sb223.kang@samsung.com> | 2011-01-20 13:47:05 +0900 |
|---|---|---|
| committer | Arve Hjønnevåg <arve@android.com> | 2011-11-17 17:52:57 -0800 |
| commit | a3dd9c8166d4be17fb97b40f5de74456168d5ac7 (patch) | |
| tree | 401fd7705029ebb41ed80ce04f72f7a5a7096b4a | |
| parent | 5f4b037e6ebb18d65a3ac896032eb559d7fe2baf (diff) | |
| download | kernel_samsung_crespo-a3dd9c8166d4be17fb97b40f5de74456168d5ac7.zip kernel_samsung_crespo-a3dd9c8166d4be17fb97b40f5de74456168d5ac7.tar.gz kernel_samsung_crespo-a3dd9c8166d4be17fb97b40f5de74456168d5ac7.tar.bz2 | |
S5PC11X: USB: Add core reset condition on RESET request
When usb cable is unplugged, RESET interrupt is occurred by host Windows PC.
But MAC PC is not occurred on USB tethering mode.
If cable is unpluged without reset condition, USB controller is not working anymore.
This is patch for USB reset condition.
Change-Id: I2c2d3b37074869429c09c4d2e69b9a8ed758c84a
Signed-off-by: sb223.kang <sb223.kang@samsung.com>
| -rw-r--r-- | drivers/usb/gadget/s3c_udc_otg.c | 2 | ||||
| -rw-r--r-- | drivers/usb/gadget/s3c_udc_otg_xfer_dma.c | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/gadget/s3c_udc_otg.c b/drivers/usb/gadget/s3c_udc_otg.c index 58a13d5..cc0d548 100644 --- a/drivers/usb/gadget/s3c_udc_otg.c +++ b/drivers/usb/gadget/s3c_udc_otg.c @@ -885,6 +885,8 @@ void s3c_udc_soft_connect(void) writel(uTemp, S3C_UDC_OTG_DCTL); msleep(1); + reset_available = 1; + /* Unmask the core interrupt */ writel(readl(S3C_UDC_OTG_GINTSTS), S3C_UDC_OTG_GINTSTS); writel(GINTMSK_INIT, S3C_UDC_OTG_GINTMSK); diff --git a/drivers/usb/gadget/s3c_udc_otg_xfer_dma.c b/drivers/usb/gadget/s3c_udc_otg_xfer_dma.c index 803791d..a29ef10 100644 --- a/drivers/usb/gadget/s3c_udc_otg_xfer_dma.c +++ b/drivers/usb/gadget/s3c_udc_otg_xfer_dma.c @@ -493,6 +493,7 @@ static irqreturn_t s3c_udc_irq(int irq, void *_dev) s3c_udc_pre_setup(); } } else if (!(usb_status & B_SESSION_VALID)) { + reset_available = 1; if (dev->udc_enabled) { DEBUG_ISR("Reset without B_SESSION\n"); if (dev->driver) { |