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| author | Stefano Babic <sbabic@denx.de> | 2012-11-10 08:05:54 +0100 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2012-11-10 08:05:54 +0100 |
| commit | 3e4d27b06d7484040355e22eec2cbce7335d6dab (patch) | |
| tree | 9672a2bb2e4ce0edc0ab776ddf0e2ca8e39a5f62 /drivers/usb/musb/musb_udc.c | |
| parent | bad05afe083eec0467220de21683443292c5012e (diff) | |
| parent | 59852d03867108217fe88e3bfc3e1e9cedfe63c5 (diff) | |
| download | talos-obmc-uboot-3e4d27b06d7484040355e22eec2cbce7335d6dab.tar.gz talos-obmc-uboot-3e4d27b06d7484040355e22eec2cbce7335d6dab.zip | |
Merge git://git.denx.de/u-boot
Diffstat (limited to 'drivers/usb/musb/musb_udc.c')
| -rw-r--r-- | drivers/usb/musb/musb_udc.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/usb/musb/musb_udc.c b/drivers/usb/musb/musb_udc.c index 09cdec31a9..e0b4217dc3 100644 --- a/drivers/usb/musb/musb_udc.c +++ b/drivers/usb/musb/musb_udc.c @@ -640,8 +640,17 @@ static void musb_peri_ep0(void) static void musb_peri_rx_ep(unsigned int ep) { - u16 peri_rxcount = readw(&musbr->ep[ep].epN.rxcount); + u16 peri_rxcount; + u8 peri_rxcsr = readw(&musbr->ep[ep].epN.rxcsr); + if (!(peri_rxcsr & MUSB_RXCSR_RXPKTRDY)) { + if (debug_level > 0) + serial_printf("ERROR : %s %d without MUSB_RXCSR_RXPKTRDY set\n", + __PRETTY_FUNCTION__, ep); + return; + } + + peri_rxcount = readw(&musbr->ep[ep].epN.rxcount); if (peri_rxcount) { struct usb_endpoint_instance *endpoint; u32 length; |
