drivers: spi: align dspi and lpspi spi_mcux_transfer_next_packet

Add return code to lpspi spi_mcux_transfer_next_packet and print the
kStatus_* return code since it information is lost when translated to
errno.

Signed-off-by: Jeppe Odgaard <jeppe.odgaard@prevas.dk>
This commit is contained in:
Jeppe Odgaard 2023-09-04 09:13:59 +02:00 committed by Carles Cufí
commit ef867e4c7e
2 changed files with 13 additions and 7 deletions

View file

@ -195,11 +195,11 @@ static int spi_mcux_transfer_next_packet(const struct device *dev)
status = DSPI_MasterTransferNonBlocking(base, &data->handle, &transfer);
if (status != kStatus_Success) {
LOG_ERR("Transfer could not start");
LOG_ERR("Transfer could not start on %s: %d", dev->name, status);
return status == kDSPI_Busy ? -EBUSY : -EINVAL;
}
return status == kStatus_Success ? 0 :
status == kDSPI_Busy ? -EBUSY : -EINVAL;
return 0;
}
static void spi_mcux_isr(const struct device *dev)

View file

@ -81,7 +81,7 @@ struct spi_mcux_data {
#endif
};
static void spi_mcux_transfer_next_packet(const struct device *dev)
static int spi_mcux_transfer_next_packet(const struct device *dev)
{
const struct spi_mcux_config *config = dev->config;
struct spi_mcux_data *data = dev->data;
@ -94,7 +94,7 @@ static void spi_mcux_transfer_next_packet(const struct device *dev)
/* nothing left to rx or tx, we're done! */
spi_context_cs_control(&data->ctx, false);
spi_context_complete(&data->ctx, dev, 0);
return;
return 0;
}
transfer.configFlags = kLPSPI_MasterPcsContinuous |
@ -144,8 +144,11 @@ static void spi_mcux_transfer_next_packet(const struct device *dev)
status = LPSPI_MasterTransferNonBlocking(base, &data->handle,
&transfer);
if (status != kStatus_Success) {
LOG_ERR("Transfer could not start");
LOG_ERR("Transfer could not start on %s: %d", dev->name, status);
return status == kStatus_LPSPI_Busy ? -EBUSY : -EINVAL;
}
return 0;
}
static void spi_mcux_isr(const struct device *dev)
@ -582,7 +585,10 @@ static int transceive(const struct device *dev,
spi_context_cs_control(&data->ctx, true);
spi_mcux_transfer_next_packet(dev);
ret = spi_mcux_transfer_next_packet(dev);
if (ret) {
goto out;
}
ret = spi_context_wait_for_completion(&data->ctx);
out: