Signed-off-by: Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx>
---
The patch is against the recent Linus' tree.
drivers/ata/pata_sl82c105.c | 11 +++++++++++
1 file changed, 11 insertions(+)
Index: linux-2.6/drivers/ata/pata_sl82c105.c
===================================================================
--- linux-2.6.orig/drivers/ata/pata_sl82c105.c
+++ linux-2.6/drivers/ata/pata_sl82c105.c
@@ -227,6 +227,16 @@ static int sl82c105_qc_defer(struct ata_
return 0;
}
+static bool sl82c105_sff_irq_check(struct ata_port *ap)
+{
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ u32 val, mask = ap->port_no ? CTRL_IDE_IRQB : CTRL_IDE_IRQA;
+
+ pci_read_config_dword(pdev, 0x40, &val);
+
+ return val & mask;
+}
+
static struct scsi_host_template sl82c105_sht = {
ATA_BMDMA_SHT(DRV_NAME),
};
@@ -239,6 +249,7 @@ static struct ata_port_operations sl82c1
.cable_detect = ata_cable_40wire,
.set_piomode = sl82c105_set_piomode,
.prereset = sl82c105_pre_reset,
+ .sff_irq_check = sl82c105_sff_irq_check,
};
/**
--
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