diff options
| author | Frantisek Burian <BuFran@seznam.cz> | 2014-12-19 02:34:01 +0300 |
|---|---|---|
| committer | Karl Palsson <karlp@tweak.net.au> | 2015-07-15 03:18:57 +0300 |
| commit | 13004f81ee77b2a8e30cb8702c6b4fa8a349e4cb (patch) | |
| tree | bfd3c3909fa306bcba7adea3165c5b4851b12b03 /lib/usb | |
| parent | a4bb8f7e240c9f238384cf86d009002ba42a25ed (diff) | |
usb_f103: Clear ISR bit as soon as possible, as for the other IRQs.
Reported by Uwe in https://github.com/libopencm3/libopencm3/pull/274 but
expanded and provided by BuFran finally.
Diffstat (limited to 'lib/usb')
| -rw-r--r-- | lib/usb/usb_f103.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/usb/usb_f103.c b/lib/usb/usb_f103.c index 2985650b..26c27941 100644 --- a/lib/usb/usb_f103.c +++ b/lib/usb/usb_f103.c @@ -300,9 +300,9 @@ static void stm32f103_poll(usbd_device *dev) uint16_t istr = *USB_ISTR_REG; if (istr & USB_ISTR_RESET) { + USB_CLR_ISTR_RESET(); dev->pm_top = 0x40; _usbd_reset(dev); - USB_CLR_ISTR_RESET(); return; } @@ -338,9 +338,9 @@ static void stm32f103_poll(usbd_device *dev) } if (istr & USB_ISTR_SOF) { + USB_CLR_ISTR_SOF(); if (dev->user_callback_sof) { dev->user_callback_sof(); } - USB_CLR_ISTR_SOF(); } } |