4 files changed, 26 insertions, 21 deletions

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index a603bbf9b1b7..66e012cd3271 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -582,18 +582,18 @@ static const struct pci_device_id ahci_pci_tbl[] = {
         { PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci },            /* MCP79 */
         { PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci },            /* MCP79 */
         { PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci },            /* MCP79 */
-        { PCI_VDEVICE(NVIDIA, 0x0bc8), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bc9), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bca), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bcb), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bcc), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bcd), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bce), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bcf), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bc4), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bc5), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bc6), board_ahci },            /* MCP7B */
-        { PCI_VDEVICE(NVIDIA, 0x0bc7), board_ahci },            /* MCP7B */
+        { PCI_VDEVICE(NVIDIA, 0x0d84), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d85), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d86), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d87), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d88), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d89), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d8a), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d8b), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d8c), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d8d), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d8e), board_ahci },            /* MCP89 */
+        { PCI_VDEVICE(NVIDIA, 0x0d8f), board_ahci },            /* MCP89 */
 
         /* SiS */
         { PCI_VDEVICE(SI, 0x1184), board_ahci },                /* SiS 966 */
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 9fbf0595f3d4..060bcd601f57 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1322,14 +1322,16 @@ static u64 ata_id_n_sectors(const u16 *id)
 {
         if (ata_id_has_lba(id)) {
                 if (ata_id_has_lba48(id))
-                        return ata_id_u64(id, 100);
+                        return ata_id_u64(id, ATA_ID_LBA_CAPACITY_2);
                 else
-                        return ata_id_u32(id, 60);
+                        return ata_id_u32(id, ATA_ID_LBA_CAPACITY);
         } else {
                 if (ata_id_current_chs_valid(id))
-                        return ata_id_u32(id, 57);
+                        return id[ATA_ID_CUR_CYLS] * id[ATA_ID_CUR_HEADS] *
+                               id[ATA_ID_CUR_SECTORS];
                 else
-                        return id[1] * id[3] * id[6];
+                        return id[ATA_ID_CYLS] * id[ATA_ID_HEADS] *
+                               id[ATA_ID_SECTORS];
         }
 }
 
@@ -4612,7 +4614,7 @@ void ata_sg_clean(struct ata_queued_cmd *qc)
         VPRINTK("unmapping %u sg elements\n", qc->n_elem);
 
         if (qc->n_elem)
-                dma_unmap_sg(ap->dev, sg, qc->n_elem, dir);
+                dma_unmap_sg(ap->dev, sg, qc->orig_n_elem, dir);
 
         qc->flags &= ~ATA_QCFLAG_DMAMAP;
         qc->sg = NULL;
@@ -4727,7 +4729,7 @@ static int ata_sg_setup(struct ata_queued_cmd *qc)
                 return -1;
 
         DPRINTK("%d sg elements mapped\n", n_elem);
-
+        qc->orig_n_elem = qc->n_elem;
         qc->n_elem = n_elem;
         qc->flags |= ATA_QCFLAG_DMAMAP;
 
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index ce2ef0475339..ea890911d4fa 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2423,11 +2423,14 @@ int ata_eh_reset(struct ata_link *link, int classify,
                 }
 
                 /* prereset() might have cleared ATA_EH_RESET.  If so,
-                 * bang classes and return.
+                 * bang classes, thaw and return.
                  */
                 if (reset && !(ehc->i.action & ATA_EH_RESET)) {
                         ata_for_each_dev(dev, link, ALL)
                                 classes[dev->devno] = ATA_DEV_NONE;
+                        if ((ap->pflags & ATA_PFLAG_FROZEN) &&
+                            ata_is_host_link(link))
+                                ata_eh_thaw_port(ap);
                         rc = 0;
                         goto out;
                 }
@@ -2901,7 +2904,7 @@ static int atapi_eh_clear_ua(struct ata_device *dev)
         int i;
 
         for (i = 0; i < ATA_EH_UA_TRIES; i++) {
-                u8 sense_buffer[SCSI_SENSE_BUFFERSIZE];
+                u8 *sense_buffer = dev->link->ap->sector_buf;
                 u8 sense_key = 0;
                 unsigned int err_mask;
 
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 55a8eed3f3a3..f65b53785a8f 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -2523,7 +2523,7 @@ static void __exit nv_exit(void)
 module_init(nv_init);
 module_exit(nv_exit);
 module_param_named(adma, adma_enabled, bool, 0444);
-MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: true)");
+MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: false)");
 module_param_named(swncq, swncq_enabled, bool, 0444);
 MODULE_PARM_DESC(swncq, "Enable use of SWNCQ (Default: true)");