diff options
author | David S. Miller <davem@davemloft.net> | 2013-10-23 16:28:39 -0400 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2013-10-23 16:49:34 -0400 |
commit | c3fa32b9764dc45dcf8a2231b1c110abc4a63e0b (patch) | |
tree | 6cf2896a77b65bec64284681e1c3851eb3263e09 /drivers/spi/spi-pxa2xx.c | |
parent | 34d92d5315b64a3e5292b7e9511c1bb617227fb6 (diff) | |
parent | 320437af954cbe66478f1f5e8b34cb5a8d072191 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
drivers/net/usb/qmi_wwan.c
include/net/dst.h
Trivial merge conflicts, both were overlapping changes.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/spi/spi-pxa2xx.c')
-rw-r--r-- | drivers/spi/spi-pxa2xx.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index 2eb06ee0b326..c1a50674c1e3 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c | |||
@@ -546,8 +546,17 @@ static irqreturn_t ssp_int(int irq, void *dev_id) | |||
546 | if (pm_runtime_suspended(&drv_data->pdev->dev)) | 546 | if (pm_runtime_suspended(&drv_data->pdev->dev)) |
547 | return IRQ_NONE; | 547 | return IRQ_NONE; |
548 | 548 | ||
549 | sccr1_reg = read_SSCR1(reg); | 549 | /* |
550 | * If the device is not yet in RPM suspended state and we get an | ||
551 | * interrupt that is meant for another device, check if status bits | ||
552 | * are all set to one. That means that the device is already | ||
553 | * powered off. | ||
554 | */ | ||
550 | status = read_SSSR(reg); | 555 | status = read_SSSR(reg); |
556 | if (status == ~0) | ||
557 | return IRQ_NONE; | ||
558 | |||
559 | sccr1_reg = read_SSCR1(reg); | ||
551 | 560 | ||
552 | /* Ignore possible writes if we don't need to write */ | 561 | /* Ignore possible writes if we don't need to write */ |
553 | if (!(sccr1_reg & SSCR1_TIE)) | 562 | if (!(sccr1_reg & SSCR1_TIE)) |