diff options
author | H. Peter Anvin <hpa@linux.intel.com> | 2011-08-04 16:13:20 -0700 |
---|---|---|
committer | H. Peter Anvin <hpa@linux.intel.com> | 2011-08-04 16:13:20 -0700 |
commit | 17b0436077d99211d8b26886235a36c5ec54ac57 (patch) | |
tree | 8bcd9b4a0f8285f749814e95ae0365c611ba2392 /drivers/usb/musb | |
parent | aafade242ff24fac3aabf61c7861dfa44a3c2445 (diff) | |
parent | 02f8c6aee8df3cdc935e9bdd4f2d020306035dbe (diff) |
Merge commit 'v3.0' into x86/vdso
Diffstat (limited to 'drivers/usb/musb')
-rw-r--r-- | drivers/usb/musb/musb_core.c | 1 | ||||
-rw-r--r-- | drivers/usb/musb/musb_gadget.c | 6 | ||||
-rw-r--r-- | drivers/usb/musb/musb_host.c | 2 |
3 files changed, 8 insertions, 1 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index ab8e1001e5e2..c71b0372786e 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -96,6 +96,7 @@ #include <linux/init.h> #include <linux/list.h> #include <linux/kobject.h> +#include <linux/prefetch.h> #include <linux/platform_device.h> #include <linux/io.h> diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 0a50a35e1853..6aeb363e63e7 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -1524,6 +1524,12 @@ static void musb_gadget_fifo_flush(struct usb_ep *ep) csr = musb_readw(epio, MUSB_TXCSR); if (csr & MUSB_TXCSR_FIFONOTEMPTY) { csr |= MUSB_TXCSR_FLUSHFIFO | MUSB_TXCSR_P_WZC_BITS; + /* + * Setting both TXPKTRDY and FLUSHFIFO makes controller + * to interrupt current FIFO loading, but not flushing + * the already loaded ones. + */ + csr &= ~MUSB_TXCSR_TXPKTRDY; musb_writew(epio, MUSB_TXCSR, csr); /* REVISIT may be inappropriate w/o FIFONOTEMPTY ... */ musb_writew(epio, MUSB_TXCSR, csr); diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index 7295e316bdfc..8b2473fa0f47 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -1575,7 +1575,7 @@ void musb_host_rx(struct musb *musb, u8 epnum) /* even if there was an error, we did the dma * for iso_frame_desc->length */ - if (d->status != EILSEQ && d->status != -EOVERFLOW) + if (d->status != -EILSEQ && d->status != -EOVERFLOW) d->status = 0; if (++qh->iso_idx >= urb->number_of_packets) |