hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

spi: spi-geni-qcom: Check for error IRQs 

>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 <dianders@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/20200618080459.v4.3.Id8bebdbdb4d2ed9468634343a7e6207d6cffff8a@changeid
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Douglas Anderson 2020-06-18 08:06:24 -07:00 committed by Mark Brown
parent 2ee471a1e2
commit e191a082d7
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/spi/spi-geni-qcom.c
View File

@ -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))