From 516ddd79068dc02b9101bf9551a9ef7dce217b5b Mon Sep 17 00:00:00 2001 From: Tiago Brusamarello Date: Thu, 26 Jul 2018 11:12:11 -0300 Subject: [PATCH] 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 Signed-off-by: Mark Brown --- drivers/spi/spi-fsl-espi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c index 1d332e23f6ed..1e8ff6256079 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); }