diff options
| author | Manu Abraham <abraham.manu@gmail.com> | 2009-12-04 11:26:46 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-01-17 16:55:39 +0300 |
| commit | 17b77fc2d404910ca691661038ceb4c02d912d16 (patch) | |
| tree | 93692d7f1844e2717f18f352d5367aa75c3741a0 /drivers/media/dvb/mantis/mantis_pci.c | |
| parent | f668c7292bda7f64400eaa8d45c3a785eecab990 (diff) | |
| download | linux-17b77fc2d404910ca691661038ceb4c02d912d16.tar.xz | |
V4L/DVB (13771): [Mantis] Reset Flags at the earliest possible
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/mantis/mantis_pci.c')
| -rw-r--r-- | drivers/media/dvb/mantis/mantis_pci.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/media/dvb/mantis/mantis_pci.c b/drivers/media/dvb/mantis/mantis_pci.c index 4873fa9586e0..f57e2a43b9ed 100644 --- a/drivers/media/dvb/mantis/mantis_pci.c +++ b/drivers/media/dvb/mantis/mantis_pci.c @@ -53,6 +53,8 @@ MODULE_DEVICE_TABLE(pci, mantis_pci_table); static irqreturn_t mantis_pci_irq(int irq, void *dev_id) { u32 stat = 0, mask = 0, lstat = 0, mstat = 0; + u32 rst_stat = 0, rst_mask = 0; + struct mantis_pci *mantis; struct mantis_ca *ca; @@ -69,6 +71,15 @@ static irqreturn_t mantis_pci_irq(int irq, void *dev_id) if (!(stat & mask)) return IRQ_NONE; + rst_mask = MANTIS_GPIF_WRACK | + MANTIS_GPIF_OTHERR | + MANTIS_SBUF_WSTO | + MANTIS_GPIF_EXTIRQ; + + rst_stat = mmread(MANTIS_GPIF_STATUS); + rst_stat &= rst_mask; + mmwrite(rst_stat, MANTIS_GPIF_STATUS); + mantis->mantis_int_stat = stat; mantis->mantis_int_mask = mask; dprintk(verbose, MANTIS_DEBUG, 0, "=== Interrupts[%04x/%04x]= [", stat, mask); @@ -77,6 +88,7 @@ static irqreturn_t mantis_pci_irq(int irq, void *dev_id) } if (stat & MANTIS_INT_IRQ0) { dprintk(verbose, MANTIS_DEBUG, 0, "* INT IRQ-0 *"); + mantis->gpif_status = rst_stat; schedule_work(&ca->hif_evm_work); } if (stat & MANTIS_INT_IRQ1) { |