diff options
Diffstat (limited to 'os/hal/platforms/STM32')
| -rw-r--r-- | os/hal/platforms/STM32/OTGv1/usb_lld.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/os/hal/platforms/STM32/OTGv1/usb_lld.c b/os/hal/platforms/STM32/OTGv1/usb_lld.c index fbc95b405..03fadadd9 100644 --- a/os/hal/platforms/STM32/OTGv1/usb_lld.c +++ b/os/hal/platforms/STM32/OTGv1/usb_lld.c @@ -315,18 +315,21 @@ static void otg_fifo_read_to_queue(InputQueue *iqp, size_t n) { *iqp->q_wrptr++ = (uint8_t)(dw >> 8);
if (iqp->q_wrptr >= iqp->q_top)
iqp->q_wrptr = iqp->q_buffer;
+
+ if (--nb > 0) {
+ *iqp->q_wrptr++ = (uint8_t)(dw >> 16);
+ if (iqp->q_wrptr >= iqp->q_top)
+ iqp->q_wrptr = iqp->q_buffer;
+
+ if (--nb > 0) {
+ *iqp->q_wrptr++ = (uint8_t)(dw >> 24);
+ if (iqp->q_wrptr >= iqp->q_top)
+ iqp->q_wrptr = iqp->q_buffer;
+
+ --nb;
+ }
+ }
}
- else if (--nb > 0) {
- *iqp->q_wrptr++ = (uint8_t)(dw >> 16);
- if (iqp->q_wrptr >= iqp->q_top)
- iqp->q_wrptr = iqp->q_buffer;
- }
- else if (--nb > 0) {
- *iqp->q_wrptr++ = (uint8_t)(dw >> 24);
- if (iqp->q_wrptr >= iqp->q_top)
- iqp->q_wrptr = iqp->q_buffer;
- }
- --nb;
} while (--nw > 0);
/* Updating queue.*/
|