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-rw-r--r--drivers/ata/Kconfig9
-rw-r--r--drivers/ata/Makefile1
-rw-r--r--drivers/ata/ahci.c53
-rw-r--r--drivers/ata/ata_piix.c2
-rw-r--r--drivers/ata/libata-acpi.c8
-rw-r--r--drivers/ata/libata-core.c34
-rw-r--r--drivers/ata/libata-eh.c10
-rw-r--r--drivers/ata/libata-pmp.c4
-rw-r--r--drivers/ata/libata-scsi.c22
-rw-r--r--drivers/ata/libata-sff.c36
-rw-r--r--drivers/ata/libata.h1
-rw-r--r--drivers/ata/pata_atiixp.c4
-rw-r--r--drivers/ata/pata_hpt366.c6
-rw-r--r--drivers/ata/pata_hpt37x.c6
-rw-r--r--drivers/ata/pata_pdc2027x.c2
-rw-r--r--drivers/ata/pata_rb500_cf.c314
-rw-r--r--drivers/ata/pata_serverworks.c2
-rw-r--r--drivers/ata/sata_fsl.c8
-rw-r--r--drivers/ata/sata_svw.c77
19 files changed, 523 insertions, 76 deletions
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index ba8f7f4dfa1..e469647330d 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -538,6 +538,15 @@ config PATA_RADISYS
If unsure, say N.
+config PATA_RB500
+ tristate "RouterBoard 500 PATA CompactFlash support"
+ depends on MIKROTIK_RB500
+ help
+ This option enables support for the RouterBoard 500
+ PATA CompactFlash controller.
+
+ If unsure, say N.
+
config PATA_RZ1000
tristate "PC Tech RZ1000 PATA support"
depends on PCI
diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
index 701651e37c8..0511e6f0bb5 100644
--- a/drivers/ata/Makefile
+++ b/drivers/ata/Makefile
@@ -55,6 +55,7 @@ obj-$(CONFIG_PATA_PDC2027X) += pata_pdc2027x.o
obj-$(CONFIG_PATA_PDC_OLD) += pata_pdc202xx_old.o
obj-$(CONFIG_PATA_QDI) += pata_qdi.o
obj-$(CONFIG_PATA_RADISYS) += pata_radisys.o
+obj-$(CONFIG_PATA_RB500) += pata_rb500_cf.o
obj-$(CONFIG_PATA_RZ1000) += pata_rz1000.o
obj-$(CONFIG_PATA_SC1200) += pata_sc1200.o
obj-$(CONFIG_PATA_SERVERWORKS) += pata_serverworks.o
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.
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 752e7d2f3b2..fae8404254c 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -1339,7 +1339,7 @@ static int piix_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
* cycles and power trying to do something to the sleeping
* beauty.
*/
- if (piix_broken_suspend() && mesg.event == PM_EVENT_SUSPEND) {
+ if (piix_broken_suspend() && (mesg.event & PM_EVENT_SLEEP)) {
pci_save_state(pdev);
/* mark its power state as "unknown", since we don't
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index 9e8ec19260a..0770cb7391a 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -382,7 +382,7 @@ static int ata_dev_get_GTF(struct ata_device *dev, struct ata_acpi_gtf **gtf)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER: port#: %d\n",
- __FUNCTION__, ap->port_no);
+ __func__, ap->port_no);
/* _GTF has no input parameters */
status = acpi_evaluate_object(dev->acpi_handle, "_GTF", NULL, &output);
@@ -402,7 +402,7 @@ static int ata_dev_get_GTF(struct ata_device *dev, struct ata_acpi_gtf **gtf)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: Run _GTF: "
"length or ptr is NULL (0x%llx, 0x%p)\n",
- __FUNCTION__,
+ __func__,
(unsigned long long)output.length,
output.pointer);
rc = -EINVAL;
@@ -432,7 +432,7 @@ static int ata_dev_get_GTF(struct ata_device *dev, struct ata_acpi_gtf **gtf)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG,
"%s: returning gtf=%p, gtf_count=%d\n",
- __FUNCTION__, *gtf, rc);
+ __func__, *gtf, rc);
}
return rc;
@@ -725,7 +725,7 @@ static int ata_acpi_push_id(struct ata_device *dev)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: ix = %d, port#: %d\n",
- __FUNCTION__, dev->devno, ap->port_no);
+ __func__, dev->devno, ap->port_no);
/* Give the drive Identify data to the drive via the _SDD method */
/* _SDD: set up input parameters */
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 60d1bb55697..4bbe31f98ef 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -106,14 +106,15 @@ static struct ata_force_ent *ata_force_tbl;
static int ata_force_tbl_size;
static char ata_force_param_buf[PAGE_SIZE] __initdata;
-module_param_string(force, ata_force_param_buf, sizeof(ata_force_param_buf), 0444);
+/* param_buf is thrown away after initialization, disallow read */
+module_param_string(force, ata_force_param_buf, sizeof(ata_force_param_buf), 0);
MODULE_PARM_DESC(force, "Force ATA configurations including cable type, link speed and transfer mode (see Documentation/kernel-parameters.txt for details)");
int atapi_enabled = 1;
module_param(atapi_enabled, int, 0444);
MODULE_PARM_DESC(atapi_enabled, "Enable discovery of ATAPI devices (0=off, 1=on)");
-int atapi_dmadir = 0;
+static int atapi_dmadir = 0;
module_param(atapi_dmadir, int, 0444);
MODULE_PARM_DESC(atapi_dmadir, "Enable ATAPI DMADIR bridge support (0=off, 1=on)");
@@ -153,7 +154,7 @@ 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
@@ -1719,7 +1720,7 @@ void ata_port_flush_task(struct ata_port *ap)
cancel_rearming_delayed_work(&ap->port_task);
if (ata_msg_ctl(ap))
- ata_port_printk(ap, KERN_DEBUG, "%s: EXIT\n", __FUNCTION__);
+ ata_port_printk(ap, KERN_DEBUG, "%s: EXIT\n", __func__);
}
static void ata_qc_complete_internal(struct ata_queued_cmd *qc)
@@ -2056,7 +2057,7 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
int rc;
if (ata_msg_ctl(ap))
- ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER\n", __FUNCTION__);
+ ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER\n", __func__);
ata_dev_select(ap, dev->devno, 1, 1); /* select device 0/1 */
retry:
@@ -2253,12 +2254,12 @@ int ata_dev_configure(struct ata_device *dev)
if (!ata_dev_enabled(dev) && ata_msg_info(ap)) {
ata_dev_printk(dev, KERN_INFO, "%s: ENTER/EXIT -- nodev\n",
- __FUNCTION__);
+ __func__);
return 0;
}
if (ata_msg_probe(ap))
- ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER\n", __FUNCTION__);
+ ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER\n", __func__);
/* set horkage */
dev->horkage |= ata_dev_blacklisted(dev);
@@ -2279,7 +2280,7 @@ int ata_dev_configure(struct ata_device *dev)
ata_dev_printk(dev, KERN_DEBUG,
"%s: cfg 49:%04x 82:%04x 83:%04x 84:%04x "
"85:%04x 86:%04x 87:%04x 88:%04x\n",
- __FUNCTION__,
+ __func__,
id[49], id[82], id[83], id[84],
id[85], id[86], id[87], id[88]);
@@ -2396,6 +2397,7 @@ 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 +2438,19 @@ 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 */
@@ -2504,13 +2512,13 @@ int ata_dev_configure(struct ata_device *dev)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: EXIT, drv_stat = 0x%x\n",
- __FUNCTION__, ata_chk_status(ap));
+ __func__, ata_chk_status(ap));
return 0;
err_out_nosup:
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG,
- "%s: EXIT, err\n", __FUNCTION__);
+ "%s: EXIT, err\n", __func__);
return rc;
}
@@ -7368,7 +7376,7 @@ void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg)
pci_save_state(pdev);
pci_disable_device(pdev);
- if (mesg.event == PM_EVENT_SUSPEND)
+ if (mesg.event & PM_EVENT_SLEEP)
pci_set_power_state(pdev, PCI_D3hot);
}
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 698ce2cea52..681252fd814 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2150,6 +2150,15 @@ int ata_eh_reset(struct ata_link *link, int classify,
ap->ops->set_piomode(ap, dev);
}
+ if (!softreset && !hardreset) {
+ if (verbose)
+ ata_link_printk(link, KERN_INFO, "no reset method "
+ "available, skipping reset\n");
+ if (!(lflags & ATA_LFLAG_ASSUME_CLASS))
+ lflags |= ATA_LFLAG_ASSUME_ATA;
+ goto done;
+ }
+
/* Determine which reset to use and record in ehc->i.action.
* prereset() may examine and modify it.
*/
@@ -2254,6 +2263,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
lflags |= ATA_LFLAG_ASSUME_ATA;
}
+ done:
ata_link_for_each_dev(dev, link) {
/* After the reset, the device state is PIO 0 and the
* controller state is undefined. Reset also wakes up
diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c
index caef2bbd4a8..d91f5090ba9 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 f888babc828..8f0e8f2bc62 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -862,9 +862,10 @@ static int ata_scsi_dev_config(struct scsi_device *sdev,
struct request_queue *q = sdev->request_queue;
void *buf;
- /* set the min alignment */
+ /* set the min alignment and padding */
blk_queue_update_dma_alignment(sdev->request_queue,
ATA_DMA_PAD_SZ - 1);
+ blk_queue_dma_pad(sdev->request_queue, ATA_DMA_PAD_SZ - 1);
/* configure draining */
buf = kmalloc(ATAPI_MAX_DRAIN, q->bounce_gfp | GFP_KERNEL);
@@ -1694,12 +1695,17 @@ void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
u8 *rbuf;
unsigned int buflen, rc;
struct scsi_cmnd *cmd = args->cmd;
+ unsigned long flags;
+
+ local_irq_save(flags);
buflen = ata_scsi_rbuf_get(cmd, &rbuf);
memset(rbuf, 0, buflen);
rc = actor(args, rbuf, buflen);
ata_scsi_rbuf_put(cmd, rbuf);
+ local_irq_restore(flags);
+
if (rc == 0)
cmd->result = SAM_STAT_GOOD;
args->done(cmd);
@@ -2473,6 +2479,9 @@ static void atapi_qc_complete(struct ata_queued_cmd *qc)
if ((scsicmd[0] == INQUIRY) && ((scsicmd[1] & 0x03) == 0)) {
u8 *buf = NULL;
unsigned int buflen;
+ unsigned long flags;
+
+ local_irq_save(flags);
buflen = ata_scsi_rbuf_get(cmd, &buf);
@@ -2490,6 +2499,8 @@ static void atapi_qc_complete(struct ata_queued_cmd *qc)
}
ata_scsi_rbuf_put(cmd, buf);
+
+ local_irq_restore(flags);
}
cmd->result = SAM_STAT_GOOD;
@@ -2528,7 +2539,7 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
}
qc->tf.command = ATA_CMD_PACKET;
- qc->nbytes = scsi_bufflen(scmd);
+ qc->nbytes = scsi_bufflen(scmd) + scmd->request->extra_len;
/* check whether ATAPI DMA is safe */
if (!using_pio && ata_check_atapi_dma(qc))
@@ -2539,7 +2550,7 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
* want to set it properly, and for DMA where it is
* effectively meaningless.
*/
- nbytes = min(scmd->request->raw_data_len, (unsigned int)63 * 1024);
+ nbytes = min(scmd->request->data_len, (unsigned int)63 * 1024);
/* Most ATAPI devices which honor transfer chunk size don't
* behave according to the spec when odd chunk size which
@@ -2582,7 +2593,8 @@ 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;
}
@@ -2864,7 +2876,7 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
* TODO: find out if we need to do more here to
* cover scatter/gather case.
*/
- qc->nbytes = scsi_bufflen(scmd);
+ qc->nbytes = scsi_bufflen(scmd) + scmd->request->extra_len;
/* request result TF and be quiet about device error */
qc->flags |= ATA_QCFLAG_RESULT_TF | ATA_QCFLAG_QUIET;
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 60cd4b17976..20dc572fb45 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -56,7 +56,8 @@ u8 ata_irq_on(struct ata_port *ap)
ap->ctl &= ~ATA_NIEN;
ap->last_ctl = ap->ctl;
- iowrite8(ap->ctl, ioaddr->ctl_addr);
+ if (ioaddr->ctl_addr)
+ iowrite8(ap->ctl, ioaddr->ctl_addr);
tmp = ata_wait_idle(ap);
ap->ops->irq_clear(ap);
@@ -81,12 +82,14 @@ void ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR;
if (tf->ctl != ap->last_ctl) {
- iowrite8(tf->ctl, ioaddr->ctl_addr);
+ if (ioaddr->ctl_addr)
+ iowrite8(tf->ctl, ioaddr->ctl_addr);
ap->last_ctl = tf->ctl;
ata_wait_idle(ap);
}
if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) {
+ WARN_ON(!ioaddr->ctl_addr);
iowrite8(tf->hob_feature, ioaddr->feature_addr);
iowrite8(tf->hob_nsect, ioaddr->nsect_addr);
iowrite8(tf->hob_lbal, ioaddr->lbal_addr);
@@ -167,14 +170,17 @@ void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
tf->device = ioread8(ioaddr->device_addr);
if (tf->flags & ATA_TFLAG_LBA48) {
- iowrite8(tf->ctl | ATA_HOB, ioaddr->ctl_addr);
- tf->hob_feature = ioread8(ioaddr->error_addr);
- tf->hob_nsect = ioread8(ioaddr->nsect_addr);
- tf->hob_lbal = ioread8(ioaddr->lbal_addr);
- tf->hob_lbam = ioread8(ioaddr->lbam_addr);
- tf->hob_lbah = ioread8(ioaddr->lbah_addr);
- iowrite8(tf->ctl, ioaddr->ctl_addr);
- ap->last_ctl = tf->ctl;
+ if (likely(ioaddr->ctl_addr)) {
+ iowrite8(tf->ctl | ATA_HOB, ioaddr->ctl_addr);
+ tf->hob_feature = ioread8(ioaddr->error_addr);
+ tf->hob_nsect = ioread8(ioaddr->nsect_addr);
+ tf->hob_lbal = ioread8(ioaddr->lbal_addr);
+ tf->hob_lbam = ioread8(ioaddr->lbam_addr);
+ tf->hob_lbah = ioread8(ioaddr->lbah_addr);
+ iowrite8(tf->ctl, ioaddr->ctl_addr);
+ ap->last_ctl = tf->ctl;
+ } else
+ WARN_ON(1);
}
}
@@ -352,7 +358,8 @@ void ata_bmdma_freeze(struct ata_port *ap)
ap->ctl |= ATA_NIEN;
ap->last_ctl = ap->ctl;
- iowrite8(ap->ctl, ioaddr->ctl_addr);
+ if (ioaddr->ctl_addr)
+ iowrite8(ap->ctl, ioaddr->ctl_addr);
/* Under certain circumstances, some controllers raise IRQ on
* ATA_NIEN manipulation. Also, many controllers fail to mask
@@ -459,13 +466,14 @@ void ata_bmdma_drive_eh(struct ata_port *ap, ata_prereset_fn_t prereset,
*/
void ata_bmdma_error_handler(struct ata_port *ap)
{
- ata_reset_fn_t hardreset;
+ ata_reset_fn_t softreset = NULL, hardreset = NULL;
- hardreset = NULL;
+ if (ap->ioaddr.ctl_addr)
+ softreset = ata_std_softreset;
if (sata_scr_valid(&ap->link))
hardreset = sata_std_hardreset;
- ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset, hardreset,
+ ata_bmdma_drive_eh(ap, ata_std_prereset, softreset, hardreset,
ata_std_postreset);
}
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 6036dedfe37..aa884f71a12 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -56,7 +56,6 @@ enum {
extern unsigned int ata_print_id;
extern struct workqueue_struct *ata_aux_wq;
extern int atapi_enabled;
-extern int atapi_dmadir;
extern int atapi_passthru16;
extern int libata_fua;
extern int libata_noacpi;
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index 9623f529553..408bdc1a977 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/pata_hpt366.c b/drivers/ata/pata_hpt366.c
index 0713872cf65..a742efa0da2 100644
--- a/drivers/ata/pata_hpt366.c
+++ b/drivers/ata/pata_hpt366.c
@@ -27,7 +27,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt366"
-#define DRV_VERSION "0.6.1"
+#define DRV_VERSION "0.6.2"
struct hpt_clock {
u8 xfer_speed;
@@ -180,9 +180,9 @@ static unsigned long hpt366_filter(struct ata_device *adev, unsigned long mask)
if (hpt_dma_blacklisted(adev, "UDMA", bad_ata33))
mask &= ~ATA_MASK_UDMA;
if (hpt_dma_blacklisted(adev, "UDMA3", bad_ata66_3))
- mask &= ~(0x07 << ATA_SHIFT_UDMA);
+ mask &= ~(0xF8 << ATA_SHIFT_UDMA);
if (hpt_dma_blacklisted(adev, "UDMA4", bad_ata66_4))
- mask &= ~(0x0F << ATA_SHIFT_UDMA);
+ mask &= ~(0xF0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 68eb34929ce..9a10878b2ad 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -24,7 +24,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt37x"
-#define DRV_VERSION "0.6.9"
+#define DRV_VERSION "0.6.11"
struct hpt_clock {
u8 xfer_speed;
@@ -281,7 +281,7 @@ static unsigned long hpt370_filter(struct ata_device *adev, unsigned long mask)
if (hpt_dma_blacklisted(adev, "UDMA", bad_ata33))
mask &= ~ATA_MASK_UDMA;
if (hpt_dma_blacklisted(adev, "UDMA100", bad_ata100_5))
- mask &= ~(0x1F << ATA_SHIFT_UDMA);
+ mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
@@ -297,7 +297,7 @@ static unsigned long hpt370a_filter(struct ata_device *adev, unsigned long mask)
{
if (adev->class == ATA_DEV_ATA) {
if (hpt_dma_blacklisted(adev, "UDMA100", bad_ata100_5))
- mask &= ~ (0x1F << ATA_SHIFT_UDMA);
+ mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
diff --git a/drivers/ata/pata_pdc2027x.c b/drivers/ata/pata_pdc2027x.c
index 028af5dbeed..511c89b9bae 100644
--- a/drivers/ata/pata_pdc2027x.c
+++ b/drivers/ata/pata_pdc2027x.c
@@ -39,7 +39,7 @@
#undef PDC_DEBUG
#ifdef PDC_DEBUG
-#define PDPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt, __FUNCTION__, ## args)
+#define PDPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt, __func__, ## args)
#else
#define PDPRINTK(fmt, args...)
#endif
diff --git a/drivers/ata/pata_rb500_cf.c b/drivers/ata/pata_rb500_cf.c
new file mode 100644
index 00000000000..4ce9b03fe6c
--- /dev/null
+++ b/drivers/ata/pata_rb500_cf.c
@@ -0,0 +1,314 @@
+/*
+ * A low-level PATA driver to handle a Compact Flash connected on the
+ * Mikrotik's RouterBoard 532 board.
+ *
+ * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ *
+ * This file was based on: drivers/ata/pata_ixp4xx_cf.c
+ * Copyright (C) 2006-07 Tower Technologies
+ * Author: Alessandro Zummo <a.zummo@towertech.it>
+ *
+ * Also was based on the driver for Linux 2.4.xx published by Mikrotik for
+ * their RouterBoard 1xx and 5xx series devices. The original Mikrotik code
+ * seems not to have a license.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+
+#include <linux/libata.h>
+#include <scsi/scsi_host.h>
+
+#include <asm/gpio.h>
+
+#define DRV_NAME "pata-rb500-cf"
+#define DRV_VERSION "0.1.0"
+#define DRV_DESC "PATA driver for RouterBOARD 532 Compact Flash"
+
+#define RB500_CF_MAXPORTS 1
+#define RB500_CF_IO_DELAY 400
+
+#define RB500_CF_REG_CMD 0x0800
+#define RB500_CF_REG_CTRL 0x080E
+#define RB500_CF_REG_DATA 0x0C00
+
+struct rb500_cf_info {
+ void __iomem *iobase;
+ unsigned int gpio_line;
+ int frozen;
+ unsigned int irq;
+};
+
+/* ------------------------------------------------------------------------ */
+
+static inline void rb500_pata_finish_io(struct ata_port *ap)
+{
+ struct ata_host *ah = ap->host;
+ struct rb500_cf_info *info = ah->private_data;
+
+ ata_altstatus(ap);
+ ndelay(RB500_CF_IO_DELAY);
+
+ set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
+}
+
+static void rb500_pata_exec_command(struct ata_port *ap,
+ const struct ata_taskfile *tf)
+{
+ writeb(tf->command, ap->ioaddr.command_addr);
+ rb500_pata_finish_io(ap);
+}
+
+static void rb500_pata_data_xfer(struct ata_device *adev, unsigned char *buf,
+ unsigned int buflen, int write_data)
+{
+ struct ata_port *ap = adev->link->ap;
+ void __iomem *ioaddr = ap->ioaddr.data_addr;
+
+ if (write_data) {
+ for (; buflen > 0; buflen--, buf++)
+ writeb(*buf, ioaddr);
+ } else {
+ for (; buflen > 0; buflen--, buf++)
+ *buf = readb(ioaddr);
+ }
+
+ rb500_pata_finish_io(adev->link->ap);
+}
+
+static void rb500_pata_freeze(struct ata_port *ap)
+{
+ struct rb500_cf_info *info = ap->host->private_data;
+
+ info->frozen = 1;
+}
+
+static void rb500_pata_thaw(struct ata_port *ap)
+{
+ struct rb500_cf_info *info = ap->host->private_data;
+
+ info->frozen = 0;
+}
+
+static irqreturn_t rb500_pata_irq_handler(int irq, void *dev_instance)
+{
+ struct ata_host *ah = dev_instance;
+ struct rb500_cf_info *info = ah->private_data;
+
+ if (gpio_get_value(info->gpio_line)) {
+ set_irq_type(info->irq, IRQ_TYPE_LEVEL_LOW);
+ if (!info->frozen)
+ ata_interrupt(info->irq, dev_instance);
+ } else {
+ set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
+ }
+
+ return IRQ_HANDLED;
+}
+
+static void rb500_pata_irq_clear(struct ata_port *ap)
+{
+}
+
+static int rb500_pata_port_start(struct ata_port *ap)
+{
+ return 0;
+}
+
+static struct ata_port_operations rb500_pata_port_ops = {
+ .tf_load = ata_tf_load,
+ .tf_read = ata_tf_read,
+
+ .exec_command = rb500_pata_exec_command,
+ .check_status = ata_check_status,
+ .dev_select = ata_std_dev_select,
+
+ .data_xfer = rb500_pata_data_xfer,
+
+ .qc_prep = ata_qc_prep,
+ .qc_issue = ata_qc_issue_prot,
+
+ .freeze = rb500_pata_freeze,
+ .thaw = rb500_pata_thaw,
+ .error_handler = ata_bmdma_error_handler,
+
+ .irq_handler = rb500_pata_irq_handler,
+ .irq_clear = rb500_pata_irq_clear,
+ .irq_on = ata_irq_on,
+
+ .port_start = rb500_pata_port_start,
+};
+
+/* ------------------------------------------------------------------------ */
+
+static struct scsi_host_template rb500_pata_sht = {
+ .module = THIS_MODULE,
+ .name = DRV_NAME,
+ .ioctl = ata_scsi_ioctl,
+ .queuecommand = ata_scsi_queuecmd,
+ .slave_configure = ata_scsi_slave_config,
+ .slave_destroy = ata_scsi_slave_destroy,
+ .bios_param = ata_std_bios_param,
+ .proc_name = DRV_NAME,
+
+ .can_queue = ATA_DEF_QUEUE,
+ .this_id = ATA_SHT_THIS_ID,
+ .sg_tablesize = LIBATA_MAX_PRD,
+ .dma_boundary = ATA_DMA_BOUNDARY,
+ .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
+ .emulated = ATA_SHT_EMULATED,
+ .use_clustering = ATA_SHT_USE_CLUSTERING,
+};
+
+/* ------------------------------------------------------------------------ */
+
+static void rb500_pata_setup_ports(struct ata_host *ah)
+{
+ struct rb500_cf_info *info = ah->private_data;
+ struct ata_port *ap;
+
+ ap = ah->ports[0];
+
+ ap->ops = &rb500_pata_port_ops;
+ ap->pio_mask = 0x1f; /* PIO4 */
+ ap->flags = ATA_FLAG_NO_LEGACY | ATA_FLAG_MMIO;
+
+ ap->ioaddr.cmd_addr = info->iobase + RB500_CF_REG_CMD;
+ ap->ioaddr.ctl_addr = info->iobase + RB500_CF_REG_CTRL;
+ ap->ioaddr.altstatus_addr = info->iobase + RB500_CF_REG_CTRL;
+
+ ata_std_ports(&ap->ioaddr);
+
+ ap->ioaddr.data_addr = info->iobase + RB500_CF_REG_DATA;
+}
+
+static __devinit int rb500_pata_driver_probe(struct platform_device *pdev)
+{
+ unsigned int irq;
+ int gpio;
+ struct resource *res;
+ struct ata_host *ah;
+ struct rb500_cf_info *info;
+ int ret;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "no IOMEM resource found\n");
+ return -EINVAL;
+ }
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq <= 0) {
+ dev_err(&pdev->dev, "no IRQ resource found\n");
+ return -ENOENT;
+ }
+
+ gpio = irq_to_gpio(irq);
+ if (gpio < 0) {
+ dev_err(&pdev->dev, "no GPIO found for irq%d\n", irq);
+ return -ENOENT;
+ }
+
+ ret = gpio_request(gpio, DRV_NAME);
+ if (ret) {
+ dev_err(&pdev->dev, "GPIO request failed\n");
+ return ret;
+ }
+
+ /* allocate host */
+ ah = ata_host_alloc(&pdev->dev, RB500_CF_MAXPORTS);
+ if (!ah)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, ah);
+
+ info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
+ if (!info)
+ return -ENOMEM;
+
+ ah->private_data = info;
+ info->gpio_line = gpio;
+ info->irq = irq;
+
+ info->iobase = devm_ioremap_nocache(&pdev->dev, res->start,
+ res->end - res->start + 1);
+ if (!info->iobase)
+ return -ENOMEM;
+
+ ret = gpio_direction_input(gpio);
+ if (ret) {
+ dev_err(&pdev->dev, "unable to set GPIO direction, err=%d\n",
+ ret);
+ goto err_free_gpio;
+ }
+
+ rb500_pata_setup_ports(ah);
+
+ ret = ata_host_activate(ah, irq, rb500_pata_irq_handler,
+ IRQF_TRIGGER_LOW, &rb500_pata_sht);
+ if (ret)
+ goto err_free_gpio;
+
+ return 0;
+
+err_free_gpio:
+ gpio_free(gpio);
+
+ return ret;
+}
+
+static __devexit int rb500_pata_driver_remove(struct platform_device *pdev)
+{
+ struct ata_host *ah = platform_get_drvdata(pdev);
+ struct rb500_cf_info *info = ah->private_data;
+
+ ata_host_detach(ah);
+ gpio_free(info->gpio_line);
+
+ return 0;
+}
+
+static struct platform_driver rb500_pata_platform_driver = {
+ .probe = rb500_pata_driver_probe,
+ .remove = __devexit_p(rb500_pata_driver_remove),
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+/* ------------------------------------------------------------------------ */
+
+#define DRV_INFO DRV_DESC " version " DRV_VERSION
+
+static int __init rb500_pata_module_init(void)
+{
+ printk(KERN_INFO DRV_INFO "\n");
+
+ return platform_driver_register(&rb500_pata_platform_driver);
+}
+
+static void __exit rb500_pata_module_exit(void)
+{
+ platform_driver_unregister(&rb500_pata_platform_driver);
+}
+
+MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
+MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>");
+MODULE_DESCRIPTION(DRV_DESC);
+MODULE_VERSION(DRV_VERSION);
+MODULE_LICENSE("GPL");
+
+module_init(rb500_pata_module_init);
+module_exit(rb500_pata_module_exit);
diff --git a/drivers/ata/pata_serverworks.c b/drivers/ata/pata_serverworks.c
index 9c523fbf529..a589c0fa0db 100644
--- a/drivers/ata/pata_serverworks.c
+++ b/drivers/ata/pata_serverworks.c
@@ -226,7 +226,7 @@ static unsigned long serverworks_csb_filter(struct ata_device *adev, unsigned lo
for (i = 0; (p = csb_bad_ata100[i]) != NULL; i++) {
if (!strcmp(p, model_num))
- mask &= ~(0x1F << ATA_SHIFT_UDMA);
+ mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index 9323dd0c7d8..07791a7a48a 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/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c
index 69f651e0bc9..840d1c4a785 100644
--- a/drivers/ata/sata_svw.c
+++ b/drivers/ata/sata_svw.c
@@ -45,6 +45,8 @@
#include <linux/interrupt.h>
#include <linux/device.h>
#include <scsi/scsi_host.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi.h>
#include <linux/libata.h>
#ifdef CONFIG_PPC_OF
@@ -59,6 +61,7 @@ enum {
/* ap->flags bits */
K2_FLAG_SATA_8_PORTS = (1 << 24),
K2_FLAG_NO_ATAPI_DMA = (1 << 25),
+ K2_FLAG_BAR_POS_3 = (1 << 26),
/* Taskfile registers offsets */
K2_SATA_TF_CMD_OFFSET = 0x00,
@@ -88,8 +91,10 @@ enum {
/* Port stride */
K2_SATA_PORT_OFFSET = 0x100,
- board_svw4 = 0,
- board_svw8 = 1,
+ chip_svw4 = 0,
+ chip_svw8 = 1,
+ chip_svw42 = 2, /* bar 3 */
+ chip_svw43 = 3, /* bar 5 */
};
static u8 k2_stat_check_status(struct ata_port *ap);
@@ -97,10 +102,25 @@ static u8 k2_stat_check_status(struct ata_port *ap);
static int k2_sata_check_atapi_dma(struct ata_queued_cmd *qc)
{
+ u8 cmnd = qc->scsicmd->cmnd[0];
+
if (qc->ap->flags & K2_FLAG_NO_ATAPI_DMA)
return -1; /* ATAPI DMA not supported */
+ else {
+ switch (cmnd) {
+ case READ_10:
+ case READ_12:
+ case READ_16:
+ case WRITE_10:
+ case WRITE_12:
+ case WRITE_16:
+ return 0;
+
+ default:
+ return -1;
+ }
- return 0;
+ }
}
static int k2_sata_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val)
@@ -354,7 +374,7 @@ static const struct ata_port_operations k2_sata_ops = {
};
static const struct ata_port_info k2_port_info[] = {
- /* board_svw4 */
+ /* chip_svw4 */
{
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | K2_FLAG_NO_ATAPI_DMA,
@@ -363,7 +383,7 @@ static const struct ata_port_info k2_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &k2_sata_ops,
},
- /* board_svw8 */
+ /* chip_svw8 */
{
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | K2_FLAG_NO_ATAPI_DMA |
@@ -373,6 +393,24 @@ static const struct ata_port_info k2_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &k2_sata_ops,
},
+ /* chip_svw42 */
+ {
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ ATA_FLAG_MMIO | K2_FLAG_BAR_POS_3,
+ .pio_mask = 0x1f,
+ .mwdma_mask = 0x07,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &k2_sata_ops,
+ },
+ /* chip_svw43 */
+ {
+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+ ATA_FLAG_MMIO,
+ .pio_mask = 0x1f,
+ .mwdma_mask = 0x07,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &k2_sata_ops,
+ },
};
static void k2_sata_setup_port(struct ata_ioports *port, void __iomem *base)
@@ -402,7 +440,7 @@ static int k2_sata_init_one(struct pci_dev *pdev, const struct pci_device_id *en
{ &k2_port_info[ent->driver_data], NULL };
struct ata_host *host;
void __iomem *mmio_base;
- int n_ports, i, rc;
+ int n_ports, i, rc, bar_pos;
if (!printed_version++)
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
@@ -416,6 +454,9 @@ static int k2_sata_init_one(struct pci_dev *pdev, const struct pci_device_id *en
if (!host)
return -ENOMEM;
+ bar_pos = 5;
+ if (ppi[0]->flags & K2_FLAG_BAR_POS_3)
+ bar_pos = 3;
/*
* If this driver happens to only be useful on Apple's K2, then
* we should check that here as it has a normal Serverworks ID
@@ -428,17 +469,23 @@ static int k2_sata_init_one(struct pci_dev *pdev, const struct pci_device_id *en
* Check if we have resources mapped at all (second function may
* have been disabled by firmware)
*/
- if (pci_resource_len(pdev, 5) == 0)
+ if (pci_resource_len(pdev, bar_pos) == 0) {
+ /* In IDE mode we need to pin the device to ensure that
+ pcim_release does not clear the busmaster bit in config
+ space, clearing causes busmaster DMA to fail on
+ ports 3 & 4 */
+ pcim_pin_device(pdev);
return -ENODEV;
+ }
/* Request and iomap PCI regions */
- rc = pcim_iomap_regions(pdev, 1 << 5, DRV_NAME);
+ rc = pcim_iomap_regions(pdev, 1 << bar_pos, DRV_NAME);
if (rc == -EBUSY)
pcim_pin_device(pdev);
if (rc)
return rc;
host->iomap = pcim_iomap_table(pdev);
- mmio_base = host->iomap[5];
+ mmio_base = host->iomap[bar_pos];
/* different controllers have different number of ports - currently 4 or 8 */
/* All ports are on the same function. Multi-function device is no
@@ -483,11 +530,13 @@ static int k2_sata_init_one(struct pci_dev *pdev, const struct pci_device_id *en
* controller
* */
static const struct pci_device_id k2_sata_pci_tbl[] = {
- { PCI_VDEVICE(SERVERWORKS, 0x0240), board_svw4 },
- { PCI_VDEVICE(SERVERWORKS, 0x0241), board_svw4 },
- { PCI_VDEVICE(SERVERWORKS, 0x0242), board_svw8 },
- { PCI_VDEVICE(SERVERWORKS, 0x024a), board_svw4 },
- { PCI_VDEVICE(SERVERWORKS, 0x024b), board_svw4 },
+ { PCI_VDEVICE(SERVERWORKS, 0x0240), chip_svw4 },
+ { PCI_VDEVICE(SERVERWORKS, 0x0241), chip_svw4 },
+ { PCI_VDEVICE(SERVERWORKS, 0x0242), chip_svw8 },
+ { PCI_VDEVICE(SERVERWORKS, 0x024a), chip_svw4 },
+ { PCI_VDEVICE(SERVERWORKS, 0x024b), chip_svw4 },
+ { PCI_VDEVICE(SERVERWORKS, 0x0410), chip_svw42 },
+ { PCI_VDEVICE(SERVERWORKS, 0x0411), chip_svw43 },
{ }
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-01-11 22:27:09 +0000