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Commit dc9c0bee authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz Committed by David S. Miller
Browse files

piix: ICH7 MWDMA1 errata 



Based on libata commit c611bed7.

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 65112dcc

drivers/ide/piix.c

+10 −8
Original line number Diff line number Diff line
@@ -331,7 +331,7 @@ static const struct ide_port_ops ich_port_ops = { 
		.udma_mask	= udma,			\

	}



#define DECLARE_ICH_DEV(udma) \

#define DECLARE_ICH_DEV(mwdma, udma) \

	{ \

		.name		= DRV_NAME, \

		.init_chipset	= init_chipset_ich, \
@@ -340,7 +340,7 @@ static const struct ide_port_ops ich_port_ops = { 
		.port_ops	= &ich_port_ops, \

		.pio_mask	= ATA_PIO4, \

		.swdma_mask	= ATA_SWDMA2_ONLY, \

		.mwdma_mask	= ATA_MWDMA12_ONLY, \

		.mwdma_mask	= mwdma, \

		.udma_mask	= udma, \

	}
@@ -362,13 +362,15 @@ static const struct ide_port_info piix_pci_info[] __devinitdata = { 
	/* 2: PIIX4 */

	DECLARE_PIIX_DEV(ATA_UDMA2),

	/* 3: ICH0 */

	DECLARE_ICH_DEV(ATA_UDMA2),

	DECLARE_ICH_DEV(ATA_MWDMA12_ONLY, ATA_UDMA2),

	/* 4: ICH */

	DECLARE_ICH_DEV(ATA_UDMA4),

	DECLARE_ICH_DEV(ATA_MWDMA12_ONLY, ATA_UDMA4),

	/* 5: PIIX4 */

	DECLARE_PIIX_DEV(ATA_UDMA4),

	/* 6: ICH[2-7]/ICH[2-3]M/C-ICH/ICH5-SATA/ESB2/ICH8M */

	DECLARE_ICH_DEV(ATA_UDMA5),

	/* 6: ICH[2-6]/ICH[2-3]M/C-ICH/ICH5-SATA/ESB2/ICH8M */

	DECLARE_ICH_DEV(ATA_MWDMA12_ONLY, ATA_UDMA5),

	/* 7: ICH7/7-R, no MWDMA1 */

	DECLARE_ICH_DEV(ATA_MWDMA2_ONLY, ATA_UDMA5),

};



/**
@@ -438,9 +440,9 @@ static const struct pci_device_id piix_pci_tbl[] = { 
#endif

	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ESB_2),      6 },

	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICH6_19),    6 },

	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICH7_21),    6 },

	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICH7_21),    7 },

	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_82801DB_1),  6 },

	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ESB2_18),    6 },

	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ESB2_18),    7 },

	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ICH8_6),     6 },

	{ 0, },

};