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px4io_serial_f7 fix style

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This commit is contained in:
Daniel Agar
2018-01-16 08:36:51 +01:00
committed by Lorenz Meier
parent 15a69b881d
commit cc5e00feca
1 changed files with 7 additions and 2 deletions
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src/drivers/px4io/px4io_serial_f7.cpp
+7 -2
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@@ -142,6 +142,7 @@ PX4IO_serial_f7::init()
if (rISR & USART_ISR_RXNE) {
(void)rRDR;
}
rICR = rISR & rISR_ERR_FLAGS_MASK; /* clear the flags */
/* configure line speed */
@@ -245,6 +246,7 @@ PX4IO_serial_f7::_bus_exchange(IOPacket *_packet)
if (rISR & USART_ISR_RXNE) {
(void)rRDR;
}
rICR = rISR & rISR_ERR_FLAGS_MASK; /* clear the flags */
/* start RX DMA */
@@ -280,7 +282,7 @@ PX4IO_serial_f7::_bus_exchange(IOPacket *_packet)
/* Clean _current_packet, so DMA can see the data */
arch_clean_dcache((uintptr_t)_current_packet,
(uintptr_t)_current_packet + sizeof(*_current_packet));
(uintptr_t)_current_packet + sizeof(*_current_packet));
/* start TX DMA - no callback if we also expect a reply */
/* DMA setup time ~3µs */
@@ -413,9 +415,11 @@ void
PX4IO_serial_f7::_do_interrupt()
{
uint32_t sr = rISR; /* get UART status register */
if (sr & USART_ISR_RXNE) {
(void)rRDR; /* read DR to clear RXNE */
}
rICR = sr & rISR_ERR_FLAGS_MASK; /* clear flags */
if (sr & (USART_ISR_ORE | /* overrun error - packet was too big for DMA or DMA was too slow */
@@ -448,7 +452,7 @@ PX4IO_serial_f7::_do_interrupt()
if (_rx_dma_status == _dma_status_waiting) {
/* Invalidate _current_packet, so we get fresh data from RAM */
arch_invalidate_dcache((uintptr_t)_current_packet,
(uintptr_t)_current_packet + sizeof(*_current_packet));
(uintptr_t)_current_packet + sizeof(*_current_packet));
/* verify that the received packet is complete */
size_t length = sizeof(*_current_packet) - stm32_dmaresidual(_rx_dma);
@@ -489,6 +493,7 @@ PX4IO_serial_f7::_abort_dma()
if (rISR & USART_ISR_RXNE) {
(void)rRDR;
}
rICR = rISR & rISR_ERR_FLAGS_MASK; /* clear the flags */
}