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| author | Amit Tomar <Amit.Tomar@freescale.com> | 2015-03-27 18:19:00 +0530 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2015-03-27 16:53:41 +0100 |
| commit | 9c836d0c44798227a75c410cf33a76992cf93437 (patch) | |
| tree | 5758723bf83b831e2344073ac7f89d670061f1f1 /drivers/i2c | |
| parent | 98e982b3a29829b676b723e42c1184c87e5242d0 (diff) | |
| download | op-kernel-dev-9c836d0c44798227a75c410cf33a76992cf93437.zip op-kernel-dev-9c836d0c44798227a75c410cf33a76992cf93437.tar.gz | |
i2c: mpc: Fix ISR return value
ISR should not return IRQ_HANDLED for not handling anything.
This patch fixes the return value of ISR for the same case.
Signed-off-by: Amit Singh Tomar <amit.tomar@freescale.com>
Acked-by: Danielle Costantino <danielle.costantino@gmail.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-mpc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index dc03a91..48ecffe 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -96,8 +96,9 @@ static irqreturn_t mpc_i2c_isr(int irq, void *dev_id) i2c->interrupt = readb(i2c->base + MPC_I2C_SR); writeb(0, i2c->base + MPC_I2C_SR); wake_up(&i2c->queue); + return IRQ_HANDLED; } - return IRQ_HANDLED; + return IRQ_NONE; } /* Sometimes 9th clock pulse isn't generated, and slave doesn't release |
