>From reading the #defines it seems like we should shout if we ever see
one of these error bits. Let's do so. This doesn't do anything
functional except print a yell in the log if the error bits are seen.
Signed-off-by: Douglas Anderson <diand...@chromium.org>
Reviewed-by: Stephen Boyd <swb...@chromium.org>
---
Changes in v4: None
Changes in v3:
- ("spi: spi-geni-qcom: Check for error IRQs") new in v3.
Changes in v2: None
drivers/spi/spi-geni-qcom.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/spi/spi-geni-qcom.c b/drivers/spi/spi-geni-qcom.c
index 7d022ccb1b6c..11f36d237c77 100644
--- a/drivers/spi/spi-geni-qcom.c
+++ b/drivers/spi/spi-geni-qcom.c
@@ -506,6 +506,11 @@ static irqreturn_t geni_spi_isr(int irq, void *data)
if (!m_irq)
return IRQ_NONE;
+ if (m_irq & (M_CMD_OVERRUN_EN | M_ILLEGAL_CMD_EN | M_CMD_FAILURE_EN |
+ M_RX_FIFO_RD_ERR_EN | M_RX_FIFO_WR_ERR_EN |
+ M_TX_FIFO_RD_ERR_EN | M_TX_FIFO_WR_ERR_EN))
+ dev_warn(mas->dev, "Unexpected IRQ err status %#010x\n", m_irq);
+
spin_lock(&mas->lock);
if ((m_irq & M_RX_FIFO_WATERMARK_EN) || (m_irq & M_RX_FIFO_LAST_EN))
--
2.27.0.290.gba653c62da-goog
