pata_hpt3x3: Power Management fix
[safe/jmp/linux-2.6] / drivers / ata / pata_amd.c
index 115b1cd..567f3f7 100644 (file)
@@ -307,6 +307,9 @@ static unsigned long nv_mode_filter(struct ata_device *dev,
                limit |= ATA_MASK_PIO;
        if (!(limit & (ATA_MASK_MWDMA | ATA_MASK_UDMA)))
                limit |= ATA_MASK_MWDMA | ATA_MASK_UDMA;
+       /* PIO4, MWDMA2, UDMA2 should always be supported regardless of
+          cable detection result */
+       limit |= ata_pack_xfermask(ATA_PIO4, ATA_MWDMA2, ATA_UDMA2);
 
        ata_port_printk(ap, KERN_DEBUG, "nv_mode_filter: 0x%lx&0x%lx->0x%lx, "
                        "BIOS=0x%lx (0x%x) ACPI=0x%lx%s\n",
@@ -455,74 +458,74 @@ static void amd_clear_fifo(struct pci_dev *pdev)
 static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
        static const struct ata_port_info info[10] = {
-               {       /* 0: AMD 7401 */
+               {       /* 0: AMD 7401 - no swdma */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,     /* No SWDMA */
-                       .udma_mask = 0x07,      /* UDMA 33 */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA2,
                        .port_ops = &amd33_port_ops
                },
                {       /* 1: Early AMD7409 - no swdma */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA4, /* UDMA 66 */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA4,
                        .port_ops = &amd66_port_ops
                },
-               {       /* 2: AMD 7409, no swdma errata */
+               {       /* 2: AMD 7409 */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA4, /* UDMA 66 */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA4,
                        .port_ops = &amd66_port_ops
                },
                {       /* 3: AMD 7411 */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA5, /* UDMA 100 */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA5,
                        .port_ops = &amd100_port_ops
                },
                {       /* 4: AMD 7441 */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA5, /* UDMA 100 */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA5,
                        .port_ops = &amd100_port_ops
                },
-               {       /* 5: AMD 8111*/
+               {       /* 5: AMD 8111 - no swdma */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA6, /* UDMA 133, no swdma */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA6,
                        .port_ops = &amd133_port_ops
                },
-               {       /* 6: AMD 8111 UDMA 100 (Serenade) */
+               {       /* 6: AMD 8111 UDMA 100 (Serenade) - no swdma */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA5, /* UDMA 100, no swdma */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA5,
                        .port_ops = &amd133_port_ops
                },
                {       /* 7: Nvidia Nforce */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA5, /* UDMA 100 */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA5,
                        .port_ops = &nv100_port_ops
                },
-               {       /* 8: Nvidia Nforce2 and later */
+               {       /* 8: Nvidia Nforce2 and later - no swdma */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA6, /* UDMA 133, no swdma */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA6,
                        .port_ops = &nv133_port_ops
                },
                {       /* 9: AMD CS5536 (Geode companion) */
                        .flags = ATA_FLAG_SLAVE_POSS,
-                       .pio_mask = 0x1f,
-                       .mwdma_mask = 0x07,
-                       .udma_mask = ATA_UDMA5, /* UDMA 100 */
+                       .pio_mask = ATA_PIO4,
+                       .mwdma_mask = ATA_MWDMA2,
+                       .udma_mask = ATA_UDMA5,
                        .port_ops = &amd100_port_ops
                }
        };