If we're using geni to manage the chip select line (don't do it--use a
GPIO!) and we happen to get a timeout waiting for the chip select
command to be completed, no errors are printed even though things
might not be in the best shape. Let's add a print.
Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
---
(no changes since v2)
Changes in v2:
- ("spi: spi-geni-qcom: Print an error when we timeout setting the CS") new for v2
drivers/spi/spi-geni-qcom.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-geni-qcom.c b/drivers/spi/spi-geni-qcom.c
index b3ba092db489..5472d895a9e0 100644
--- a/drivers/spi/spi-geni-qcom.c
+++ b/drivers/spi/spi-geni-qcom.c
@@ -223,8 +223,10 @@ static void spi_geni_set_cs(struct spi_device *slv, bool set_flag)
spin_unlock_irq(&mas->lock);
time_left = wait_for_completion_timeout(&mas->cs_done, HZ);
- if (!time_left)
+ if (!time_left) {
+ dev_warn(mas->dev, "Timeout setting chip select\n");
handle_fifo_timeout(spi, NULL);
+ }
exit:
pm_runtime_put(mas->dev);
--
2.29.2.684.gfbc64c5ab5-goog
