2 files changed, 4 insertions, 1 deletions

diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c
index 7513c4523ac4..330140ee266d 100644
--- a/drivers/net/can/mcp251x.c
+++ b/drivers/net/can/mcp251x.c
@@ -931,7 +931,8 @@ static int mcp251x_open(struct net_device *net)
         priv->tx_len = 0;
 
         ret = request_threaded_irq(spi->irq, NULL, mcp251x_can_ist,
-                          IRQF_TRIGGER_FALLING, DEVICE_NAME, priv);
+                  pdata->irq_flags ? pdata->irq_flags : IRQF_TRIGGER_FALLING,
+                  DEVICE_NAME, priv);
         if (ret) {
                 dev_err(&spi->dev, "failed to acquire irq %d\n", spi->irq);
                 if (pdata->transceiver_enable)
diff --git a/include/linux/can/platform/mcp251x.h b/include/linux/can/platform/mcp251x.h
index 8e20540043f5..089fe43211a4 100644
--- a/include/linux/can/platform/mcp251x.h
+++ b/include/linux/can/platform/mcp251x.h
@@ -12,6 +12,7 @@
 /**
  * struct mcp251x_platform_data - MCP251X SPI CAN controller platform data
  * @oscillator_frequency:       - oscillator frequency in Hz
+ * @irq_flags:                  - IRQF configuration flags
  * @board_specific_setup:       - called before probing the chip (power,reset)
  * @transceiver_enable:         - called to power on/off the transceiver
  * @power_enable:               - called to power on/off the mcp *and* the
@@ -24,6 +25,7 @@
 
 struct mcp251x_platform_data {
         unsigned long oscillator_frequency;
+        unsigned long irq_flags;
         int (*board_specific_setup)(struct spi_device *spi);
         int (*transceiver_enable)(int enable);
         int (*power_enable) (int enable);