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Code Issues Releases Activity

OP-1507 - optimize com fifo usage when RX callback receives a single byte

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This commit is contained in:
Alessio Morale 2014-09-27 00:20:15 +02:00
parent d0b37bab28
commit 93cf6b457f
1 changed files with 6 additions and 3 deletions
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9
flight/pios/common/pios_com.c
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@ -207,9 +207,12 @@ static uint16_t PIOS_COM_RxInCallback(uint32_t context, uint8_t *buf, uint16_t b
PIOS_Assert(valid);
PIOS_Assert(com_dev->has_rx);
uint16_t bytes_into_fifo = fifoBuf_putData(&com_dev->rx, buf, buf_len);
uint16_t bytes_into_fifo;
if (buf_len == 1) {
bytes_into_fifo = fifoBuf_putByte(&com_dev->rx, buf[0]);
} else {
bytes_into_fifo = fifoBuf_putData(&com_dev->rx, buf, buf_len);
}
if (bytes_into_fifo > 0) {
/* Data has been added to the buffer */
PIOS_COM_UnblockRx(com_dev, need_yield);