diff options
Diffstat (limited to 'drivers/media/platform/blackfin/ppi.c')
| -rw-r--r-- | drivers/media/platform/blackfin/ppi.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/media/platform/blackfin/ppi.c b/drivers/media/platform/blackfin/ppi.c index 1e24584605f2..01b5b501347e 100644 --- a/drivers/media/platform/blackfin/ppi.c +++ b/drivers/media/platform/blackfin/ppi.c @@ -59,19 +59,30 @@ static irqreturn_t ppi_irq_err(int irq, void *dev_id) * others are W1C */ status = bfin_read16(®->status); + if (status & 0x3000) + ppi->err = true; bfin_write16(®->status, 0xff00); break; } case PPI_TYPE_EPPI: { struct bfin_eppi_regs *reg = info->base; + unsigned short status; + + status = bfin_read16(®->status); + if (status & 0x2) + ppi->err = true; bfin_write16(®->status, 0xffff); break; } case PPI_TYPE_EPPI3: { struct bfin_eppi3_regs *reg = info->base; + unsigned long stat; + stat = bfin_read32(®->stat); + if (stat & 0x2) + ppi->err = true; bfin_write32(®->stat, 0xc0ff); break; } |