.init_setup     = init_setup_aec62xx,
                .init_chipset   = init_chipset_aec62xx,
                .init_hwif      = init_hwif_aec62xx,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
                .host_flags     = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .init_setup     = init_setup_aec62xx,
                .init_chipset   = init_chipset_aec62xx,
                .init_hwif      = init_hwif_aec62xx,
-               .autodma        = NOAUTODMA,
-               .host_flags     = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_OFF_BOARD,
+               .host_flags     = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_NO_AUTODMA |
+                                 IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x1f, /* udma0-4 */
        },{     /* 2 */
                .init_setup     = init_setup_aec62xx,
                .init_chipset   = init_chipset_aec62xx,
                .init_hwif      = init_hwif_aec62xx,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
                .host_flags     = IDE_HFLAG_NO_ATAPI_DMA,
                .pio_mask       = ATA_PIO4,
                .init_setup     = init_setup_aec6x80,
                .init_chipset   = init_chipset_aec62xx,
                .init_hwif      = init_hwif_aec62xx,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x3f, /* udma0-5 */
                .init_setup     = init_setup_aec6x80,
                .init_chipset   = init_chipset_aec62xx,
                .init_hwif      = init_hwif_aec62xx,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
                .host_flags     = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
 
        .init_chipset   = init_chipset_ali15x3,
        .init_hwif      = init_hwif_ali15x3,
        .init_dma       = init_dma_ali15x3,
-       .autodma        = AUTODMA,
        .host_flags     = IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO5,
 };
 
                .name           = name_str,                             \
                .init_chipset   = init_chipset_amd74xx,                 \
                .init_hwif      = init_hwif_amd74xx,                    \
-               .autodma        = AUTODMA,                              \
                .enablebits     = {{0x40,0x02,0x02}, {0x40,0x01,0x01}}, \
                .host_flags     = IDE_HFLAG_PIO_NO_BLACKLIST |          \
                                  IDE_HFLAG_PIO_NO_DOWNGRADE |          \
                .name           = name_str,                             \
                .init_chipset   = init_chipset_amd74xx,                 \
                .init_hwif      = init_hwif_amd74xx,                    \
-               .autodma        = AUTODMA,                              \
                .enablebits     = {{0x50,0x02,0x02}, {0x50,0x01,0x01}}, \
                .host_flags     = IDE_HFLAG_PIO_NO_BLACKLIST |          \
                                  IDE_HFLAG_PIO_NO_DOWNGRADE |          \
 
        {       /* 0 */
                .name           = "ATIIXP",
                .init_hwif      = init_hwif_atiixp,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x48,0x01,0x00}, {0x48,0x08,0x00}},
                .host_flags     = IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO4,
        },{     /* 1 */
                .name           = "SB600_PATA",
                .init_hwif      = init_hwif_atiixp,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x48,0x01,0x00}, {0x00,0x00,0x00}},
                .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO4,
 
                .init_setup     = init_setup_cmd64x,
                .init_chipset   = init_chipset_cmd64x,
                .init_hwif      = init_hwif_cmd64x,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x00,0x00,0x00}, {0x51,0x08,0x08}},
                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO5,
                .init_setup     = init_setup_cmd646,
                .init_chipset   = init_chipset_cmd64x,
                .init_hwif      = init_hwif_cmd64x,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO5,
                .init_setup     = init_setup_cmd64x,
                .init_chipset   = init_chipset_cmd64x,
                .init_hwif      = init_hwif_cmd64x,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO5,
                .init_setup     = init_setup_cmd64x,
                .init_chipset   = init_chipset_cmd64x,
                .init_hwif      = init_hwif_cmd64x,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
                .host_flags     = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO5,
 
                .name           = name_str,                     \
                .init_setup_dma = cs5520_init_setup_dma,        \
                .init_hwif      = init_hwif_cs5520,             \
-               .autodma        = AUTODMA,                      \
                .host_flags     = IDE_HFLAG_ISA_PORTS |         \
                                  IDE_HFLAG_VDMA |              \
                                  IDE_HFLAG_NO_ATAPI_DMA |      \
 
        .name           = "CS5530",
        .init_chipset   = init_chipset_cs5530,
        .init_hwif      = init_hwif_cs5530,
-       .autodma        = AUTODMA,
        .host_flags     = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO4,
 };
 
 static ide_pci_device_t cs5535_chipset __devinitdata = {
        .name           = "CS5535",
        .init_hwif      = init_hwif_cs5535,
-       .autodma        = AUTODMA,
        .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_POST_SET_MODE |
                          IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO4,
 
        .init_chipset   = init_chipset_cy82c693,
        .init_iops      = init_iops_cy82c693,
        .init_hwif      = init_hwif_cy82c693,
-       .autodma        = AUTODMA,
        .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_TRUST_BIOS_FOR_DMA |
                          IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO4,
 
        { \
                .name           = name_str, \
                .init_hwif      = init_hwif_generic, \
-               .autodma        = dma_setting, \
                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA | \
+                                 dma_setting | \
                                  IDE_HFLAG_BOOTABLE, \
        }
 
 static ide_pci_device_t generic_chipsets[] __devinitdata = {
-       /*  0 */ DECLARE_GENERIC_PCI_DEV("Unknown",             AUTODMA),
+       /*  0 */ DECLARE_GENERIC_PCI_DEV("Unknown",     0),
 
        {       /* 1 */
                .name           = "NS87410",
                .init_hwif      = init_hwif_generic,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x43,0x08,0x08}, {0x47,0x08,0x08}},
                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
                                  IDE_HFLAG_BOOTABLE,
        },
 
-       /*  2 */ DECLARE_GENERIC_PCI_DEV("SAMURAI",             AUTODMA),
-       /*  3 */ DECLARE_GENERIC_PCI_DEV("HT6565",              AUTODMA),
-       /*  4 */ DECLARE_GENERIC_PCI_DEV("UM8673F",             NODMA),
-       /*  5 */ DECLARE_GENERIC_PCI_DEV("UM8886A",             NODMA),
-       /*  6 */ DECLARE_GENERIC_PCI_DEV("UM8886BF",            NODMA),
-       /*  7 */ DECLARE_GENERIC_PCI_DEV("HINT_IDE",            AUTODMA),
-       /*  8 */ DECLARE_GENERIC_PCI_DEV("VIA_IDE",             NOAUTODMA),
-       /*  9 */ DECLARE_GENERIC_PCI_DEV("OPTI621V",            NOAUTODMA),
+       /*  2 */ DECLARE_GENERIC_PCI_DEV("SAMURAI",     0),
+       /*  3 */ DECLARE_GENERIC_PCI_DEV("HT6565",      0),
+       /*  4 */ DECLARE_GENERIC_PCI_DEV("UM8673F",     IDE_HFLAG_NO_DMA),
+       /*  5 */ DECLARE_GENERIC_PCI_DEV("UM8886A",     IDE_HFLAG_NO_DMA),
+       /*  6 */ DECLARE_GENERIC_PCI_DEV("UM8886BF",    IDE_HFLAG_NO_DMA),
+       /*  7 */ DECLARE_GENERIC_PCI_DEV("HINT_IDE",    0),
+       /*  8 */ DECLARE_GENERIC_PCI_DEV("VIA_IDE",     IDE_HFLAG_NO_AUTODMA),
+       /*  9 */ DECLARE_GENERIC_PCI_DEV("OPTI621V",    IDE_HFLAG_NO_AUTODMA),
 
        {       /* 10 */
                .name           = "VIA8237SATA",
                .init_hwif      = init_hwif_generic,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
                                  IDE_HFLAG_OFF_BOARD,
        },
 
-       /* 11 */ DECLARE_GENERIC_PCI_DEV("Piccolo0102",         NOAUTODMA),
-       /* 12 */ DECLARE_GENERIC_PCI_DEV("Piccolo0103",         NOAUTODMA),
-       /* 13 */ DECLARE_GENERIC_PCI_DEV("Piccolo0105",         NOAUTODMA),
+       /* 11 */ DECLARE_GENERIC_PCI_DEV("Piccolo0102", IDE_HFLAG_NO_AUTODMA),
+       /* 12 */ DECLARE_GENERIC_PCI_DEV("Piccolo0103", IDE_HFLAG_NO_AUTODMA),
+       /* 13 */ DECLARE_GENERIC_PCI_DEV("Piccolo0105", IDE_HFLAG_NO_AUTODMA),
 
        {       /* 14 */
                .name           = "Revolution",
                .init_hwif      = init_hwif_generic,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
                                  IDE_HFLAG_OFF_BOARD,
        }
 
        .name           = "HPT34X",
        .init_chipset   = init_chipset_hpt34x,
        .init_hwif      = init_hwif_hpt34x,
-       .autodma        = NOAUTODMA,
        .extra          = 16,
-       .host_flags     = IDE_HFLAG_NO_ATAPI_DMA,
+       .host_flags     = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_NO_AUTODMA,
        .pio_mask       = ATA_PIO5,
 };
 
 
                .init_chipset   = init_chipset_hpt366,
                .init_hwif      = init_hwif_hpt366,
                .init_dma       = init_dma_hpt366,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
                .extra          = 240,
                .host_flags     = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_OFF_BOARD,
                .init_chipset   = init_chipset_hpt366,
                .init_hwif      = init_hwif_hpt366,
                .init_dma       = init_dma_hpt366,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
                .udma_mask      = HPT372_ALLOW_ATA133_6 ? ATA_UDMA6 : ATA_UDMA5,
                .extra          = 240,
                .init_chipset   = init_chipset_hpt366,
                .init_hwif      = init_hwif_hpt366,
                .init_dma       = init_dma_hpt366,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
                .udma_mask      = HPT302_ALLOW_ATA133_6 ? ATA_UDMA6 : ATA_UDMA5,
                .extra          = 240,
                .init_chipset   = init_chipset_hpt366,
                .init_hwif      = init_hwif_hpt366,
                .init_dma       = init_dma_hpt366,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
                .udma_mask      = HPT371_ALLOW_ATA133_6 ? ATA_UDMA6 : ATA_UDMA5,
                .extra          = 240,
                .init_chipset   = init_chipset_hpt366,
                .init_hwif      = init_hwif_hpt366,
                .init_dma       = init_dma_hpt366,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
                .udma_mask      = ATA_UDMA5,
                .extra          = 240,
                .init_chipset   = init_chipset_hpt366,
                .init_hwif      = init_hwif_hpt366,
                .init_dma       = init_dma_hpt366,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
                .udma_mask      = HPT372_ALLOW_ATA133_6 ? ATA_UDMA6 : ATA_UDMA5,
                .extra          = 240,
 
        {                                               \
                .name           = name_str,             \
                .init_hwif      = init_hwif_it8213,     \
-               .autodma        = AUTODMA,              \
                .enablebits     = {{0x41,0x80,0x80}}, \
                .host_flags     = IDE_HFLAG_SINGLE |    \
                                  IDE_HFLAG_BOOTABLE,   \
 
                .name           = name_str,             \
                .init_chipset   = init_chipset_it821x,  \
                .init_hwif      = init_hwif_it821x,     \
-               .autodma        = AUTODMA,              \
                .fixup          = it821x_fixups,        \
                .host_flags     = IDE_HFLAG_BOOTABLE,   \
                .pio_mask       = ATA_PIO4,             \
 
 static ide_pci_device_t jmicron_chipset __devinitdata = {
        .name           = "JMB",
        .init_hwif      = init_hwif_jmicron,
-       .autodma        = AUTODMA,
        .host_flags     = IDE_HFLAG_BOOTABLE,
        .enablebits     = { { 0x40, 0x01, 0x01 }, { 0x40, 0x10, 0x10 } },
        .pio_mask       = ATA_PIO5,
 
        .init_iops      = init_iops_ns87415,
 #endif
        .init_hwif      = init_hwif_ns87415,
-       .autodma        = AUTODMA,
        .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
                          IDE_HFLAG_NO_ATAPI_DMA |
                          IDE_HFLAG_BOOTABLE,
 
        {       /* 0 */
                .name           = "OPTI621",
                .init_hwif      = init_hwif_opti621,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x45,0x80,0x00}, {0x40,0x08,0x00}},
                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
                                  IDE_HFLAG_BOOTABLE,
        },{     /* 1 */
                .name           = "OPTI621X",
                .init_hwif      = init_hwif_opti621,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x45,0x80,0x00}, {0x40,0x08,0x00}},
                .host_flags     = IDE_HFLAG_TRUST_BIOS_FOR_DMA |
                                  IDE_HFLAG_BOOTABLE,
 
                .init_setup     = init_setup_pdcnew,
                .init_chipset   = init_chipset_pdcnew,
                .init_hwif      = init_hwif_pdc202new,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x3f, /* udma0-5 */
                .init_setup     = init_setup_pdcnew,
                .init_chipset   = init_chipset_pdcnew,
                .init_hwif      = init_hwif_pdc202new,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x7f, /* udma0-6*/
                .init_setup     = init_setup_pdc20270,
                .init_chipset   = init_chipset_pdcnew,
                .init_hwif      = init_hwif_pdc202new,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x3f, /* udma0-5 */
                .init_setup     = init_setup_pdcnew,
                .init_chipset   = init_chipset_pdcnew,
                .init_hwif      = init_hwif_pdc202new,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x7f, /* udma0-6*/
                .init_setup     = init_setup_pdcnew,
                .init_chipset   = init_chipset_pdcnew,
                .init_hwif      = init_hwif_pdc202new,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x7f, /* udma0-6*/
                .init_setup     = init_setup_pdc20276,
                .init_chipset   = init_chipset_pdcnew,
                .init_hwif      = init_hwif_pdc202new,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x7f, /* udma0-6*/
                .init_setup     = init_setup_pdcnew,
                .init_chipset   = init_chipset_pdcnew,
                .init_hwif      = init_hwif_pdc202new,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .udma_mask      = 0x7f, /* udma0-6*/
 
                .init_chipset   = init_chipset_pdc202xx,
                .init_hwif      = init_hwif_pdc202xx,
                .init_dma       = init_dma_pdc202xx,
-               .autodma        = AUTODMA,
                .extra          = 16,
                .host_flags     = IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .init_chipset   = init_chipset_pdc202xx,
                .init_hwif      = init_hwif_pdc202xx,
                .init_dma       = init_dma_pdc202xx,
-               .autodma        = AUTODMA,
                .extra          = 48,
                .host_flags     = IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .init_chipset   = init_chipset_pdc202xx,
                .init_hwif      = init_hwif_pdc202xx,
                .init_dma       = init_dma_pdc202xx,
-               .autodma        = AUTODMA,
                .extra          = 48,
                .host_flags     = IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .init_chipset   = init_chipset_pdc202xx,
                .init_hwif      = init_hwif_pdc202xx,
                .init_dma       = init_dma_pdc202xx,
-               .autodma        = AUTODMA,
                .extra          = 48,
                .host_flags     = IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
                .init_chipset   = init_chipset_pdc202xx,
                .init_hwif      = init_hwif_pdc202xx,
                .init_dma       = init_dma_pdc202xx,
-               .autodma        = AUTODMA,
                .extra          = 48,
                .host_flags     = IDE_HFLAG_OFF_BOARD,
                .pio_mask       = ATA_PIO4,
 
                .name           = name_str,             \
                .init_chipset   = init_chipset_piix,    \
                .init_hwif      = init_hwif_piix,       \
-               .autodma        = AUTODMA,              \
                .enablebits     = {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, \
                .host_flags     = IDE_HFLAG_BOOTABLE,   \
                .pio_mask       = ATA_PIO4,             \
                 */
                .name           = "MPIIX",
                .init_hwif      = init_hwif_piix,
-               .autodma        = NODMA,
                .enablebits     = {{0x6d,0xc0,0x80}, {0x6d,0xc0,0xc0}},
-               .host_flags     = IDE_HFLAG_ISA_PORTS | IDE_HFLAG_BOOTABLE,
+               .host_flags     = IDE_HFLAG_ISA_PORTS | IDE_HFLAG_NO_DMA |
+                                 IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO4,
        },
 
 
 static ide_pci_device_t rz1000_chipset __devinitdata = {
        .name           = "RZ100x",
        .init_hwif      = init_hwif_rz1000,
-       .autodma        = NODMA,
-       .host_flags     = IDE_HFLAG_BOOTABLE,
+       .host_flags     = IDE_HFLAG_NO_DMA | IDE_HFLAG_BOOTABLE,
 };
 
 static int __devinit rz1000_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 
 static ide_pci_device_t sc1200_chipset __devinitdata = {
        .name           = "SC1200",
        .init_hwif      = init_hwif_sc1200,
-       .autodma        = AUTODMA,
        .host_flags     = IDE_HFLAG_ABUSE_DMA_MODES | IDE_HFLAG_POST_SET_MODE |
                          IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO4,
 
       .init_setup      = init_setup_scc,               \
       .init_iops       = init_iops_scc,                \
       .init_hwif       = init_hwif_scc,                \
-      .autodma = AUTODMA,                              \
       .host_flags      = IDE_HFLAG_SINGLE |            \
                          IDE_HFLAG_BOOTABLE,           \
       .pio_mask                = ATA_PIO4,                     \
 
                .init_setup     = init_setup_svwks,
                .init_chipset   = init_chipset_svwks,
                .init_hwif      = init_hwif_svwks,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO4,
        },{     /* 1 */
                .init_setup     = init_setup_svwks,
                .init_chipset   = init_chipset_svwks,
                .init_hwif      = init_hwif_svwks,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO4,
        },{     /* 2 */
                .init_setup     = init_setup_csb6,
                .init_chipset   = init_chipset_svwks,
                .init_hwif      = init_hwif_svwks,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO4,
        },{     /* 3 */
                .init_setup     = init_setup_csb6,
                .init_chipset   = init_chipset_svwks,
                .init_hwif      = init_hwif_svwks,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO4,
        },{     /* 4 */
                .init_setup     = init_setup_svwks,
                .init_chipset   = init_chipset_svwks,
                .init_hwif      = init_hwif_svwks,
-               .autodma        = AUTODMA,
                .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO4,
        }
 
                .init_iops      = init_iops_siimage,    \
                .init_hwif      = init_hwif_siimage,    \
                .fixup          = siimage_fixup,        \
-               .autodma        = AUTODMA,              \
                .host_flags     = IDE_HFLAG_BOOTABLE,   \
                .pio_mask       = ATA_PIO4,             \
        }
 
        .name           = "SIS5513",
        .init_chipset   = init_chipset_sis5513,
        .init_hwif      = init_hwif_sis5513,
-       .autodma        = NOAUTODMA,
        .enablebits     = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
-       .host_flags     = IDE_HFLAG_BOOTABLE,
+       .host_flags     = IDE_HFLAG_NO_AUTODMA | IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO4,
 };
 
 
        .name           = "W82C105",
        .init_chipset   = init_chipset_sl82c105,
        .init_hwif      = init_hwif_sl82c105,
-       .autodma        = NOAUTODMA,
        .enablebits     = {{0x40,0x01,0x01}, {0x40,0x10,0x10}},
-       .host_flags     = IDE_HFLAG_BOOTABLE,
+       .host_flags     = IDE_HFLAG_NO_AUTODMA | IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO5,
 };
 
 
 static ide_pci_device_t slc90e66_chipset __devinitdata = {
        .name           = "SLC90E66",
        .init_hwif      = init_hwif_slc90e66,
-       .autodma        = AUTODMA,
        .enablebits     = {{0x41,0x80,0x80}, {0x43,0x80,0x80}},
        .host_flags     = IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO4,
 
        .name           = "TC86C001",
        .init_chipset   = init_chipset_tc86c001,
        .init_hwif      = init_hwif_tc86c001,
-       .autodma        = AUTODMA,
        .host_flags     = IDE_HFLAG_SINGLE | IDE_HFLAG_OFF_BOARD,
        .pio_mask       = ATA_PIO4,
 };
 
 static ide_pci_device_t triflex_device __devinitdata = {
        .name           = "TRIFLEX",
        .init_hwif      = init_hwif_triflex,
-       .autodma        = AUTODMA,
        .enablebits     = {{0x80, 0x01, 0x01}, {0x80, 0x02, 0x02}},
        .host_flags     = IDE_HFLAG_BOOTABLE,
        .pio_mask       = ATA_PIO4,
 
 static ide_pci_device_t trm290_chipset __devinitdata = {
        .name           = "TRM290",
        .init_hwif      = init_hwif_trm290,
-       .autodma        = NOAUTODMA,
        .host_flags     = IDE_HFLAG_NO_ATAPI_DMA |
 #if 0 /* play it safe for now */
                          IDE_HFLAG_TRUST_BIOS_FOR_DMA |
 #endif
+                         IDE_HFLAG_NO_AUTODMA |
                          IDE_HFLAG_BOOTABLE,
 };
 
 
                .name           = "VP_IDE",
                .init_chipset   = init_chipset_via82cxxx,
                .init_hwif      = init_hwif_via82cxxx,
-               .autodma        = NOAUTODMA,
                .enablebits     = {{0x40,0x02,0x02}, {0x40,0x01,0x01}},
                .host_flags     = IDE_HFLAG_PIO_NO_BLACKLIST |
                                  IDE_HFLAG_PIO_NO_DOWNGRADE |
                                  IDE_HFLAG_POST_SET_MODE |
+                                 IDE_HFLAG_NO_AUTODMA |
                                  IDE_HFLAG_BOOTABLE,
                .pio_mask       = ATA_PIO5,
        },{     /* 1 */
                .name           = "VP_IDE",
                .init_chipset   = init_chipset_via82cxxx,
                .init_hwif      = init_hwif_via82cxxx,
-               .autodma        = AUTODMA,
                .enablebits     = {{0x00,0x00,0x00}, {0x00,0x00,0x00}},
                .host_flags     = IDE_HFLAG_PIO_NO_BLACKLIST |
                                  IDE_HFLAG_PIO_NO_DOWNGRADE |
 
 static void ide_hwif_setup_dma(struct pci_dev *dev, ide_pci_device_t *d, ide_hwif_t *hwif)
 {
        u16 pcicmd;
+
        pci_read_config_word(dev, PCI_COMMAND, &pcicmd);
 
-       if ((d->autodma == AUTODMA) ||
+       if ((d->host_flags & IDE_HFLAG_NO_AUTODMA) == 0 ||
            ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE &&
             (dev->class & 0x80))) {
                unsigned long dma_base = ide_get_or_set_dma_base(hwif);
                if (d->init_iops)
                        d->init_iops(hwif);
 
-               if (d->autodma == NODMA)
+               if (d->host_flags & IDE_HFLAG_NO_DMA)
                        goto bypass_legacy_dma;
 
                if(d->init_setup_dma)
 
 extern void default_hwif_mmiops(ide_hwif_t *);
 extern void default_hwif_transport(ide_hwif_t *);
 
-#define NODMA 0
-#define NOAUTODMA 1
-#define AUTODMA 2
-
 typedef struct ide_pci_enablebit_s {
        u8      reg;    /* byte pci reg holding the enable-bit */
        u8      mask;   /* mask to isolate the enable-bit */
        IDE_HFLAG_NO_ATAPI_DMA          = (1 << 12),
        /* set if host is a "bootable" controller */
        IDE_HFLAG_BOOTABLE              = (1 << 13),
+       /* host doesn't support DMA */
+       IDE_HFLAG_NO_DMA                = (1 << 14),
+       /* check if host is PCI IDE device before allowing DMA */
+       IDE_HFLAG_NO_AUTODMA            = (1 << 15),
 };
 
 #ifdef CONFIG_BLK_DEV_OFFBOARD
        void                    (*init_hwif)(ide_hwif_t *);
        void                    (*init_dma)(ide_hwif_t *, unsigned long);
        void                    (*fixup)(ide_hwif_t *);
-       u8                      autodma;
        ide_pci_enablebit_t     enablebits[2];
        unsigned int            extra;
        struct ide_pci_device_s *next;