提交 4fa2b1cd 编写于 作者: L Linus Torvalds

Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev

* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  libata-core: fix kernel-doc warning
  sata_fsl: fix build with ATA_VERBOSE_DEBUG
  [libata] ahci: AMD SB700/SB800 SATA support 64bit DMA
  libata-pmp: clear hob for pmp register accesses
  libata: automatically use DMADIR if drive/bridge requires it
  power_state: get rid of write-only variable in SATA
  pata_atiixp: Use 255 sector limit
......@@ -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 */
......@@ -442,6 +443,16 @@ 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 +495,12 @@ 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 */
......
......@@ -153,7 +153,7 @@ MODULE_VERSION(DRV_VERSION);
/**
* ata_force_cbl - force cable type according to libata.force
* @link: ATA link of interest
* @ap: ATA port of interest
*
* Force cable type according to libata.force and whine about it.
* The last entry which has matching port number is used, so it
......@@ -2396,6 +2396,7 @@ int ata_dev_configure(struct ata_device *dev)
else if (dev->class == ATA_DEV_ATAPI) {
const char *cdb_intr_string = "";
const char *atapi_an_string = "";
const char *dma_dir_string = "";
u32 sntf;
rc = atapi_cdb_len(id);
......@@ -2436,13 +2437,19 @@ int ata_dev_configure(struct ata_device *dev)
cdb_intr_string = ", CDB intr";
}
if (atapi_dmadir || atapi_id_dmadir(dev->id)) {
dev->flags |= ATA_DFLAG_DMADIR;
dma_dir_string = ", DMADIR";
}
/* print device info to dmesg */
if (ata_msg_drv(ap) && print_info)
ata_dev_printk(dev, KERN_INFO,
"ATAPI: %s, %s, max %s%s%s\n",
"ATAPI: %s, %s, max %s%s%s%s\n",
modelbuf, fwrevbuf,
ata_mode_string(xfer_mask),
cdb_intr_string, atapi_an_string);
cdb_intr_string, atapi_an_string,
dma_dir_string);
}
/* determine max_sectors */
......@@ -6560,8 +6567,6 @@ int ata_host_suspend(struct ata_host *host, pm_message_t mesg)
ata_lpm_enable(host);
rc = ata_host_request_pm(host, mesg, 0, ATA_EHI_QUIET, 1);
if (rc == 0)
host->dev->power.power_state = mesg;
return rc;
}
......@@ -6580,7 +6585,6 @@ void ata_host_resume(struct ata_host *host)
{
ata_host_request_pm(host, PMSG_ON, ATA_EH_SOFTRESET,
ATA_EHI_NO_AUTOPSY | ATA_EHI_QUIET, 0);
host->dev->power.power_state = PMSG_ON;
/* reenable link pm */
ata_lpm_disable(host);
......
......@@ -35,7 +35,7 @@ static unsigned int sata_pmp_read(struct ata_link *link, int reg, u32 *r_val)
ata_tf_init(pmp_dev, &tf);
tf.command = ATA_CMD_PMP_READ;
tf.protocol = ATA_PROT_NODATA;
tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE | ATA_TFLAG_LBA48;
tf.feature = reg;
tf.device = link->pmp;
......@@ -71,7 +71,7 @@ static unsigned int sata_pmp_write(struct ata_link *link, int reg, u32 val)
ata_tf_init(pmp_dev, &tf);
tf.command = ATA_CMD_PMP_WRITE;
tf.protocol = ATA_PROT_NODATA;
tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE;
tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE | ATA_TFLAG_LBA48;
tf.feature = reg;
tf.device = link->pmp;
tf.nsect = val & 0xff;
......
......@@ -2582,7 +2582,8 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
qc->tf.protocol = ATAPI_PROT_DMA;
qc->tf.feature |= ATAPI_PKT_DMA;
if (atapi_dmadir && (scmd->sc_data_direction != DMA_TO_DEVICE))
if ((dev->flags & ATA_DFLAG_DMADIR) &&
(scmd->sc_data_direction != DMA_TO_DEVICE))
/* some SATA bridges need us to indicate data xfer direction */
qc->tf.feature |= ATAPI_DMADIR;
}
......
......@@ -227,7 +227,7 @@ static struct scsi_host_template atiixp_sht = {
.queuecommand = ata_scsi_queuecmd,
.can_queue = ATA_DEF_QUEUE,
.this_id = ATA_SHT_THIS_ID,
.sg_tablesize = LIBATA_MAX_PRD,
.sg_tablesize = LIBATA_DUMB_MAX_PRD,
.cmd_per_lun = ATA_SHT_CMD_PER_LUN,
.emulated = ATA_SHT_EMULATED,
.use_clustering = ATA_SHT_USE_CLUSTERING,
......@@ -259,7 +259,7 @@ static struct ata_port_operations atiixp_port_ops = {
.bmdma_stop = atiixp_bmdma_stop,
.bmdma_status = ata_bmdma_status,
.qc_prep = ata_qc_prep,
.qc_prep = ata_dumb_qc_prep,
.qc_issue = ata_qc_issue_prot,
.data_xfer = ata_data_xfer,
......
......@@ -335,7 +335,7 @@ static unsigned int sata_fsl_fill_sg(struct ata_queued_cmd *qc, void *cmd_desc,
dma_addr_t indirect_ext_segment_paddr;
unsigned int si;
VPRINTK("SATA FSL : cd = 0x%x, prd = 0x%x\n", cmd_desc, prd);
VPRINTK("SATA FSL : cd = 0x%p, prd = 0x%p\n", cmd_desc, prd);
indirect_ext_segment_paddr = cmd_desc_paddr +
SATA_FSL_CMD_DESC_OFFSET_TO_PRDT + SATA_FSL_MAX_PRD_DIRECT * 16;
......@@ -459,7 +459,8 @@ static unsigned int sata_fsl_qc_issue(struct ata_queued_cmd *qc)
VPRINTK("CE=0x%x, DE=0x%x, CC=0x%x, CmdStat = 0x%x\n",
ioread32(CE + hcr_base),
ioread32(DE + hcr_base),
ioread32(CC + hcr_base), ioread32(COMMANDSTAT + csr_base));
ioread32(CC + hcr_base),
ioread32(COMMANDSTAT + host_priv->csr_base));
return 0;
}
......@@ -522,7 +523,8 @@ static void sata_fsl_freeze(struct ata_port *ap)
ioread32(CQ + hcr_base),
ioread32(CA + hcr_base),
ioread32(CE + hcr_base), ioread32(DE + hcr_base));
VPRINTK("CmdStat = 0x%x\n", ioread32(csr_base + COMMANDSTAT));
VPRINTK("CmdStat = 0x%x\n",
ioread32(host_priv->csr_base + COMMANDSTAT));
/* disable interrupts on the controller/port */
temp = ioread32(hcr_base + HCONTROL);
......
......@@ -659,6 +659,11 @@ static inline int atapi_command_packet_set(const u16 *dev_id)
return (dev_id[0] >> 8) & 0x1f;
}
static inline int atapi_id_dmadir(const u16 *dev_id)
{
return ata_id_major_version(dev_id) >= 7 && (dev_id[62] & 0x8000);
}
static inline int is_multi_taskfile(struct ata_taskfile *tf)
{
return (tf->command == ATA_CMD_READ_MULTI) ||
......
......@@ -138,6 +138,7 @@ enum {
ATA_DFLAG_AN = (1 << 7), /* AN configured */
ATA_DFLAG_HIPM = (1 << 8), /* device supports HIPM */
ATA_DFLAG_DIPM = (1 << 9), /* device supports DIPM */
ATA_DFLAG_DMADIR = (1 << 10), /* device requires DMADIR */
ATA_DFLAG_CFG_MASK = (1 << 12) - 1,
ATA_DFLAG_PIO = (1 << 12), /* device limited to PIO mode */
......
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