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Commit 3779f818 authored by Sergei Shtylyov's avatar Sergei Shtylyov Committed by Bartlomiej Zolnierkiewicz
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sl82c105: implement test_irq() method 



Implement test_irq() method.

Signed-off-by: default avatarSergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent ec053e4e

drivers/ide/sl82c105.c

+11 −0
Original line number Original line Diff line number Diff line
@@ -114,6 +114,16 @@ static void sl82c105_set_dma_mode(ide_drive_t *drive, const u8 speed) 
	drive->drive_data |= (unsigned long)drv_ctrl << 16;

	drive->drive_data |= (unsigned long)drv_ctrl << 16;

}

}





static int sl82c105_test_irq(ide_hwif_t *hwif)

{

	struct pci_dev *dev	= to_pci_dev(hwif->dev);

	u32 val, mask		= hwif->channel ? CTRL_IDE_IRQB : CTRL_IDE_IRQA;



	pci_read_config_dword(dev, 0x40, &val);



	return (val & mask) ? 1 : 0;

}



/*

/*

 * The SL82C105 holds off all IDE interrupts while in DMA mode until

 * The SL82C105 holds off all IDE interrupts while in DMA mode until

 * all DMA activity is completed.  Sometimes this causes problems (eg,

 * all DMA activity is completed.  Sometimes this causes problems (eg,
@@ -288,6 +298,7 @@ static const struct ide_port_ops sl82c105_port_ops = { 
	.set_pio_mode		= sl82c105_set_pio_mode,

	.set_pio_mode		= sl82c105_set_pio_mode,

	.set_dma_mode		= sl82c105_set_dma_mode,

	.set_dma_mode		= sl82c105_set_dma_mode,

	.resetproc		= sl82c105_resetproc,

	.resetproc		= sl82c105_resetproc,

	.test_irq		= sl82c105_test_irq,

};

};





static const struct ide_dma_ops sl82c105_dma_ops = {

static const struct ide_dma_ops sl82c105_dma_ops = {