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authorAlexander Aring <alex.aring@gmail.com>2014-04-24 21:09:15 +0400
committerDavid S. Miller <davem@davemloft.net>2014-04-26 20:20:34 +0400
commit196269464d4ab950a40c7ac3dac266773aa78b8c (patch)
tree542b8eef19d9ce4676c71a1dad6538e2de4e01f5 /drivers/net/ieee802154/at86rf230.c
parentee69559bb838ac44baf675a529b02868c4392188 (diff)
downloadlinux-196269464d4ab950a40c7ac3dac266773aa78b8c.tar.xz
at86rf230: reset irq line before irq request
This patch resets the irq line before we are requesting the irq. This avoids pending interrupts before requesting. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ieee802154/at86rf230.c')
-rw-r--r--drivers/net/ieee802154/at86rf230.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 960444b449d9..994c334fb4f4 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -1172,13 +1172,13 @@ static int at86rf230_probe(struct spi_device *spi)
if (rc)
goto err_hw_init;
- rc = devm_request_irq(&spi->dev, spi->irq, irq_handler, IRQF_SHARED,
- dev_name(&spi->dev), lp);
+ /* Read irq status register to reset irq line */
+ rc = at86rf230_read_subreg(lp, RG_IRQ_STATUS, 0xff, 0, &status);
if (rc)
goto err_hw_init;
- /* Read irq status register to reset irq line */
- rc = at86rf230_read_subreg(lp, RG_IRQ_STATUS, 0xff, 0, &status);
+ rc = devm_request_irq(&spi->dev, spi->irq, irq_handler, IRQF_SHARED,
+ dev_name(&spi->dev), lp);
if (rc)
goto err_hw_init;