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path: root/drivers/ata/ahci.c
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Diffstat (limited to 'drivers/ata/ahci.c')
-rw-r--r--drivers/ata/ahci.c53
1 files changed, 44 insertions, 9 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 3c06e457b4d..6978469eb16 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -85,6 +85,7 @@ enum {
board_ahci_ign_iferr = 2,
board_ahci_sb600 = 3,
board_ahci_mv = 4,
+ board_ahci_sb700 = 5,
/* global controller registers */
HOST_CAP = 0x00, /* host capabilities */
@@ -185,6 +186,7 @@ enum {
AHCI_HFLAG_NO_MSI = (1 << 5), /* no PCI MSI */
AHCI_HFLAG_NO_PMP = (1 << 6), /* no PMP */
AHCI_HFLAG_NO_HOTPLUG = (1 << 7), /* ignore PxSERR.DIAG.N */
+ AHCI_HFLAG_SECT255 = (1 << 8), /* max 255 sectors */
/* ap->flags bits */
@@ -254,6 +256,7 @@ static void ahci_vt8251_error_handler(struct ata_port *ap);
static void ahci_p5wdh_error_handler(struct ata_port *ap);
static void ahci_post_internal_cmd(struct ata_queued_cmd *qc);
static int ahci_port_resume(struct ata_port *ap);
+static void ahci_dev_config(struct ata_device *dev);
static unsigned int ahci_fill_sg(struct ata_queued_cmd *qc, void *cmd_tbl);
static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
u32 opts);
@@ -293,6 +296,8 @@ static const struct ata_port_operations ahci_ops = {
.check_altstatus = ahci_check_status,
.dev_select = ata_noop_dev_select,
+ .dev_config = ahci_dev_config,
+
.tf_read = ahci_tf_read,
.qc_defer = sata_pmp_qc_defer_cmd_switch,
@@ -424,7 +429,7 @@ static const struct ata_port_info ahci_port_info[] = {
/* board_ahci_sb600 */
{
AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL |
- AHCI_HFLAG_32BIT_ONLY | AHCI_HFLAG_NO_PMP),
+ AHCI_HFLAG_SECT255 | AHCI_HFLAG_NO_PMP),
.flags = AHCI_FLAG_COMMON,
.link_flags = AHCI_LFLAG_COMMON,
.pio_mask = 0x1f, /* pio0-4 */
@@ -442,6 +447,16 @@ static const struct ata_port_info ahci_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_ops,
},
+ /* board_ahci_sb700 */
+ {
+ AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL |
+ AHCI_HFLAG_NO_PMP),
+ .flags = AHCI_FLAG_COMMON,
+ .link_flags = AHCI_LFLAG_COMMON,
+ .pio_mask = 0x1f, /* pio0-4 */
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &ahci_ops,
+ },
};
static const struct pci_device_id ahci_pci_tbl[] = {
@@ -484,12 +499,12 @@ static const struct pci_device_id ahci_pci_tbl[] = {
/* ATI */
{ PCI_VDEVICE(ATI, 0x4380), board_ahci_sb600 }, /* ATI SB600 */
- { PCI_VDEVICE(ATI, 0x4390), board_ahci_sb600 }, /* ATI SB700/800 */
- { PCI_VDEVICE(ATI, 0x4391), board_ahci_sb600 }, /* ATI SB700/800 */
- { PCI_VDEVICE(ATI, 0x4392), board_ahci_sb600 }, /* ATI SB700/800 */
- { PCI_VDEVICE(ATI, 0x4393), board_ahci_sb600 }, /* ATI SB700/800 */
- { PCI_VDEVICE(ATI, 0x4394), board_ahci_sb600 }, /* ATI SB700/800 */
- { PCI_VDEVICE(ATI, 0x4395), board_ahci_sb600 }, /* ATI SB700/800 */
+ { PCI_VDEVICE(ATI, 0x4390), board_ahci_sb700 }, /* ATI SB700/800 */
+ { PCI_VDEVICE(ATI, 0x4391), board_ahci_sb700 }, /* ATI SB700/800 */
+ { PCI_VDEVICE(ATI, 0x4392), board_ahci_sb700 }, /* ATI SB700/800 */
+ { PCI_VDEVICE(ATI, 0x4393), board_ahci_sb700 }, /* ATI SB700/800 */
+ { PCI_VDEVICE(ATI, 0x4394), board_ahci_sb700 }, /* ATI SB700/800 */
+ { PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */
/* VIA */
{ PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */
@@ -552,6 +567,18 @@ 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, 0x0bd0), board_ahci }, /* MCP7B */
+ { PCI_VDEVICE(NVIDIA, 0x0bd1), board_ahci }, /* MCP7B */
+ { PCI_VDEVICE(NVIDIA, 0x0bd2), board_ahci }, /* MCP7B */
+ { PCI_VDEVICE(NVIDIA, 0x0bd3), board_ahci }, /* MCP7B */
/* SiS */
{ PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */
@@ -657,7 +684,7 @@ static void ahci_save_initial_config(struct pci_dev *pdev,
cap &= ~HOST_CAP_NCQ;
}
- if ((cap && HOST_CAP_PMP) && (hpriv->flags & AHCI_HFLAG_NO_PMP)) {
+ if ((cap & HOST_CAP_PMP) && (hpriv->flags & AHCI_HFLAG_NO_PMP)) {
dev_printk(KERN_INFO, &pdev->dev,
"controller can't do PMP, turning off CAP_PMP\n");
cap &= ~HOST_CAP_PMP;
@@ -1165,6 +1192,14 @@ static void ahci_init_controller(struct ata_host *host)
VPRINTK("HOST_CTL 0x%x\n", tmp);
}
+static void ahci_dev_config(struct ata_device *dev)
+{
+ struct ahci_host_priv *hpriv = dev->link->ap->host->private_data;
+
+ if (hpriv->flags & AHCI_HFLAG_SECT255)
+ dev->max_sectors = 255;
+}
+
static unsigned int ahci_dev_classify(struct ata_port *ap)
{
void __iomem *port_mmio = ahci_port_base(ap);
@@ -1932,7 +1967,7 @@ static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
void __iomem *mmio = host->iomap[AHCI_PCI_BAR];
u32 ctl;
- if (mesg.event == PM_EVENT_SUSPEND) {
+ if (mesg.event & PM_EVENT_SLEEP) {
/* AHCI spec rev1.1 section 8.3.3:
* Software must disable interrupts prior to requesting a
* transition of the HBA to D3 state.