From 55f4744930ce753eeb04ae939baa6de885972c8d Mon Sep 17 00:00:00 2001 From: gdisirio Date: Mon, 13 Aug 2012 13:21:42 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4564 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/hal/platforms/STM32/OTGv1/usb_lld.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'os/hal') diff --git a/os/hal/platforms/STM32/OTGv1/usb_lld.c b/os/hal/platforms/STM32/OTGv1/usb_lld.c index 78fc45a71..c0785a2e6 100644 --- a/os/hal/platforms/STM32/OTGv1/usb_lld.c +++ b/os/hal/platforms/STM32/OTGv1/usb_lld.c @@ -454,6 +454,12 @@ static void otg_txfifo_handler(USBDriver *usbp, usbep_t ep) { while (TRUE) { uint32_t n; + /* Interrupt disabled on transaction end.*/ + if (usbp->epc[ep]->in_state->txcnt >= usbp->epc[ep]->in_state->txsize) { + OTG->DIEPEMPMSK &= ~DIEPEMPMSK_INEPTXFEM(ep); + return; + } + /* Number of bytes remaining in current transaction.*/ n = usbp->epc[ep]->in_state->txsize - usbp->epc[ep]->in_state->txcnt; if (n > usbp->epc[ep]->in_maxsize) @@ -479,12 +485,6 @@ static void otg_txfifo_handler(USBDriver *usbp, usbep_t ep) { usbp->epc[ep]->in_state->mode.linear.txbuf += n; } usbp->epc[ep]->in_state->txcnt += n; - - /* Interrupt disabled on transaction end.*/ - if (usbp->epc[ep]->in_state->txcnt >= usbp->epc[ep]->in_state->txsize) { - OTG->DIEPEMPMSK &= ~DIEPEMPMSK_INEPTXFEM(ep); - return; - } } } -- cgit v1.2.3