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Message-ID: <20080224053508.GA17530@havoc.gtf.org>
Date: Sun, 24 Feb 2008 00:35:08 -0500
From: Jeff Garzik <jeff@...zik.org>
To: Andrew Morton <akpm@...ux-foundation.org>,
Linus Torvalds <torvalds@...ux-foundation.org>
Cc: linux-ide@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: [git patches] libata fixes
Please pull from 'upstream-linus' branch of
master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev.git upstream-linus
to receive the following updates:
drivers/ata/ahci.c | 23 +++++++++++++++++------
drivers/ata/libata-core.c | 16 ++++++++++------
drivers/ata/libata-pmp.c | 4 ++--
drivers/ata/libata-scsi.c | 3 ++-
drivers/ata/pata_atiixp.c | 4 ++--
drivers/ata/sata_fsl.c | 8 +++++---
include/linux/ata.h | 5 +++++
include/linux/libata.h | 1 +
8 files changed, 44 insertions(+), 20 deletions(-)
Alan Cox (1):
pata_atiixp: Use 255 sector limit
Anton Vorontsov (1):
sata_fsl: fix build with ATA_VERBOSE_DEBUG
Mark Lord (1):
libata-pmp: clear hob for pmp register accesses
Pavel Machek (1):
power_state: get rid of write-only variable in SATA
Randy Dunlap (1):
libata-core: fix kernel-doc warning
Shane Huang (1):
[libata] ahci: AMD SB700/SB800 SATA support 64bit DMA
Tejun Heo (1):
libata: automatically use DMADIR if drive/bridge requires it
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 6dd12f7..1db93b6 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 */
@@ -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 */
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 4cf8662..fbc2435 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -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);
diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c
index caef2bb..d91f509 100644
--- a/drivers/ata/libata-pmp.c
+++ b/drivers/ata/libata-pmp.c
@@ -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;
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index f888bab..0562b0a 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -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;
}
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index 9623f52..408bdc1 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -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,
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index 9323dd0..07791a7 100644
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -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);
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 78bbaca..1c622e2 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -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) ||
diff --git a/include/linux/libata.h b/include/linux/libata.h
index ce7603a..a05f600 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -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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