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media: cx23885: Use PCI and TS masks in irq functions

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Currently mask is read for pci_status/ts1_status/ts2_status, but
otherwise ignored. The masks are now used to determine whether
action is warranted.

Signed-off-by: Brad Love <brad@nextdimension.cc>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Brad Love 2018-05-08 17:20:17 -04:00 committed by Mauro Carvalho Chehab
parent 9a7dc2b064
commit 3b8315f37d
1 changed files with 10 additions and 2 deletions
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12
drivers/media/pci/cx23885/cx23885-core.c
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@ -1704,6 +1704,12 @@ static irqreturn_t cx23885_irq(int irq, void *dev_id)
pci_status = cx_read(PCI_INT_STAT);
pci_mask = cx23885_irq_get_mask(dev);
if ((pci_status & pci_mask) == 0) {
dprintk(7, "pci_status: 0x%08x pci_mask: 0x%08x\n",
pci_status, pci_mask);
goto out;
}
vida_status = cx_read(VID_A_INT_STAT);
vida_mask = cx_read(VID_A_INT_MSK);
audint_status = cx_read(AUDIO_INT_INT_STAT);
@ -1713,7 +1719,9 @@ static irqreturn_t cx23885_irq(int irq, void *dev_id)
ts2_status = cx_read(VID_C_INT_STAT);
ts2_mask = cx_read(VID_C_INT_MSK);
if ((pci_status == 0) && (ts2_status == 0) && (ts1_status == 0))
if (((pci_status & pci_mask) == 0) &&
((ts2_status & ts2_mask) == 0) &&
((ts1_status & ts1_mask) == 0))
goto out;
vida_count = cx_read(VID_A_GPCNT);
@ -1840,7 +1848,7 @@ static irqreturn_t cx23885_irq(int irq, void *dev_id)
}
if (handled)
cx_write(PCI_INT_STAT, pci_status);
cx_write(PCI_INT_STAT, pci_status & pci_mask);
out:
return IRQ_RETVAL(handled);
}