spi: spi-fsl-espi: Log fifo counters on error
Log RX and TX fifo counters when a transfer is done and these are not
zero.
Signed-off-by: Tiago Brusamarello <tiago.brusamarello@datacom.ind.br>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c
index 1d332e2..1e8ff62 100644
--- a/drivers/spi/spi-fsl-espi.c
+++ b/drivers/spi/spi-fsl-espi.c
@@ -547,8 +547,11 @@ static void fsl_espi_cpu_irq(struct fsl_espi *espi, u32 events)
dev_err(espi->dev,
"Transfer done but SPIE_DON isn't set!\n");
- if (SPIE_RXCNT(events) || SPIE_TXCNT(events) != FSL_ESPI_FIFO_SIZE)
+ if (SPIE_RXCNT(events) || SPIE_TXCNT(events) != FSL_ESPI_FIFO_SIZE) {
dev_err(espi->dev, "Transfer done but rx/tx fifo's aren't empty!\n");
+ dev_err(espi->dev, "SPIE_RXCNT = %d, SPIE_TXCNT = %d\n",
+ SPIE_RXCNT(events), SPIE_TXCNT(events));
+ }
complete(&espi->done);
}
