From 9b980e10fa7380b8315e8a414325045eab43826f Mon Sep 17 00:00:00 2001 From: Sergei Shtylyov Date: Fri, 8 Oct 2010 19:01:08 +0400 Subject: [PATCH] pata_sil680: implement sff_irq_check() method Signed-off-by: Sergei Shtylyov Signed-off-by: Jeff Garzik --- drivers/ata/pata_sil680.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c index 6cd52594a357..00eefbd84b33 100644 --- a/drivers/ata/pata_sil680.c +++ b/drivers/ata/pata_sil680.c @@ -210,6 +210,17 @@ static void sil680_sff_exec_command(struct ata_port *ap, ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD); } +static bool sil680_sff_irq_check(struct ata_port *ap) +{ + struct pci_dev *pdev = to_pci_dev(ap->host->dev); + unsigned long addr = sil680_selreg(ap, 1); + u8 val; + + pci_read_config_byte(pdev, addr, &val); + + return val & 0x08; +} + static struct scsi_host_template sil680_sht = { ATA_BMDMA_SHT(DRV_NAME), }; @@ -218,6 +229,7 @@ static struct scsi_host_template sil680_sht = { static struct ata_port_operations sil680_port_ops = { .inherits = &ata_bmdma32_port_ops, .sff_exec_command = sil680_sff_exec_command, + .sff_irq_check = sil680_sff_irq_check, .cable_detect = sil680_cable_detect, .set_piomode = sil680_set_piomode, .set_dmamode = sil680_set_dmamode, -- 2.20.1