this reduces a source of latency
---
drivers/spi/spidev.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index dda7632..6e37c59 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -120,15 +120,9 @@ spidev_sync(struct spidev_data *spidev, struct spi_message
*message)
if (spidev->spi == NULL)
status = -ESHUTDOWN;
else
- status = spi_async(spidev->spi, message);
+ status = spi_sync(spidev->spi, message);
spin_unlock_irq(&spidev->spi_lock);
- if (status == 0) {
- wait_for_completion(&done);
- status = message->status;
- if (status == 0)
- status = message->actual_length;
- }
return status;
}
--
2.1.0
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