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authorAndrew Lunn <andrew@lunn.ch>2019-05-01 00:10:50 +0200
committerDavid S. Miller <davem@davemloft.net>2019-05-03 23:55:47 -0400
commita27415decd84dac124c6185f1184b6c779d0a5ab (patch)
treef050d6be72526a01be4f54f5cc371357c60e270a
parentMerge branch 'mv88e6xxx-Disable-ports-to-save-power' (diff)
downloadlinux-dev-a27415decd84dac124c6185f1184b6c779d0a5ab.tar.xz
linux-dev-a27415decd84dac124c6185f1184b6c779d0a5ab.zip
net: dsa: mv88e6xxx: Pass interrupt number in platform data
Allow an interrupt number to be passed in the platform data. The driver will then use it if not zero, otherwise it will poll for interrupts. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.c13
-rw-r--r--include/linux/platform_data/mv88e6xxx.h1
2 files changed, 10 insertions, 4 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 46020fe1b5e7..bad30be699bf 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -4894,12 +4894,17 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
if (err)
goto out;
- chip->irq = of_irq_get(np, 0);
- if (chip->irq == -EPROBE_DEFER) {
- err = chip->irq;
- goto out;
+ if (np) {
+ chip->irq = of_irq_get(np, 0);
+ if (chip->irq == -EPROBE_DEFER) {
+ err = chip->irq;
+ goto out;
+ }
}
+ if (pdata)
+ chip->irq = pdata->irq;
+
/* Has to be performed before the MDIO bus is created, because
* the PHYs will link their interrupts to these interrupt
* controllers
diff --git a/include/linux/platform_data/mv88e6xxx.h b/include/linux/platform_data/mv88e6xxx.h
index 963730b44aea..21452a9365e1 100644
--- a/include/linux/platform_data/mv88e6xxx.h
+++ b/include/linux/platform_data/mv88e6xxx.h
@@ -13,6 +13,7 @@ struct dsa_mv88e6xxx_pdata {
unsigned int enabled_ports;
struct net_device *netdev;
u32 eeprom_len;
+ int irq;
};
#endif