static void nv_nf2_thaw(struct ata_port *ap);
static void nv_ck804_freeze(struct ata_port *ap);
static void nv_ck804_thaw(struct ata_port *ap);
-static void nv_error_handler(struct ata_port *ap);
+static int nv_hardreset(struct ata_link *link, unsigned int *class,
+ unsigned long deadline);
static int nv_adma_slave_config(struct scsi_device *sdev);
static int nv_adma_check_atapi_dma(struct ata_queued_cmd *qc);
static void nv_adma_qc_prep(struct ata_queued_cmd *qc);
};
static struct scsi_host_template nv_sht = {
- .module = THIS_MODULE,
- .name = DRV_NAME,
- .ioctl = ata_scsi_ioctl,
- .queuecommand = ata_scsi_queuecmd,
- .can_queue = ATA_DEF_QUEUE,
- .this_id = ATA_SHT_THIS_ID,
- .sg_tablesize = LIBATA_MAX_PRD,
- .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
- .emulated = ATA_SHT_EMULATED,
- .use_clustering = ATA_SHT_USE_CLUSTERING,
- .proc_name = DRV_NAME,
- .dma_boundary = ATA_DMA_BOUNDARY,
- .slave_configure = ata_scsi_slave_config,
- .slave_destroy = ata_scsi_slave_destroy,
- .bios_param = ata_std_bios_param,
+ ATA_BMDMA_SHT(DRV_NAME),
};
static struct scsi_host_template nv_adma_sht = {
- .module = THIS_MODULE,
- .name = DRV_NAME,
- .ioctl = ata_scsi_ioctl,
- .queuecommand = ata_scsi_queuecmd,
- .change_queue_depth = ata_scsi_change_queue_depth,
+ ATA_NCQ_SHT(DRV_NAME),
.can_queue = NV_ADMA_MAX_CPBS,
- .this_id = ATA_SHT_THIS_ID,
.sg_tablesize = NV_ADMA_SGTBL_TOTAL_LEN,
- .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
- .emulated = ATA_SHT_EMULATED,
- .use_clustering = ATA_SHT_USE_CLUSTERING,
- .proc_name = DRV_NAME,
.dma_boundary = NV_ADMA_DMA_BOUNDARY,
.slave_configure = nv_adma_slave_config,
- .slave_destroy = ata_scsi_slave_destroy,
- .bios_param = ata_std_bios_param,
};
static struct scsi_host_template nv_swncq_sht = {
- .module = THIS_MODULE,
- .name = DRV_NAME,
- .ioctl = ata_scsi_ioctl,
- .queuecommand = ata_scsi_queuecmd,
- .change_queue_depth = ata_scsi_change_queue_depth,
+ ATA_NCQ_SHT(DRV_NAME),
.can_queue = ATA_MAX_QUEUE,
- .this_id = ATA_SHT_THIS_ID,
.sg_tablesize = LIBATA_MAX_PRD,
- .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
- .emulated = ATA_SHT_EMULATED,
- .use_clustering = ATA_SHT_USE_CLUSTERING,
- .proc_name = DRV_NAME,
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = nv_swncq_slave_config,
- .slave_destroy = ata_scsi_slave_destroy,
- .bios_param = ata_std_bios_param,
};
-static const struct ata_port_operations nv_generic_ops = {
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .exec_command = ata_exec_command,
- .check_status = ata_check_status,
- .dev_select = ata_std_dev_select,
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = nv_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
- .data_xfer = ata_data_xfer,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
+static struct ata_port_operations nv_generic_ops = {
+ .inherits = &ata_bmdma_port_ops,
+ .hardreset = nv_hardreset,
.scr_read = nv_scr_read,
.scr_write = nv_scr_write,
- .port_start = ata_port_start,
};
-static const struct ata_port_operations nv_nf2_ops = {
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .exec_command = ata_exec_command,
- .check_status = ata_check_status,
- .dev_select = ata_std_dev_select,
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
+static struct ata_port_operations nv_nf2_ops = {
+ .inherits = &nv_generic_ops,
.freeze = nv_nf2_freeze,
.thaw = nv_nf2_thaw,
- .error_handler = nv_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
- .data_xfer = ata_data_xfer,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
- .scr_read = nv_scr_read,
- .scr_write = nv_scr_write,
- .port_start = ata_port_start,
};
-static const struct ata_port_operations nv_ck804_ops = {
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .exec_command = ata_exec_command,
- .check_status = ata_check_status,
- .dev_select = ata_std_dev_select,
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
+static struct ata_port_operations nv_ck804_ops = {
+ .inherits = &nv_generic_ops,
.freeze = nv_ck804_freeze,
.thaw = nv_ck804_thaw,
- .error_handler = nv_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
- .data_xfer = ata_data_xfer,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
- .scr_read = nv_scr_read,
- .scr_write = nv_scr_write,
- .port_start = ata_port_start,
.host_stop = nv_ck804_host_stop,
};
-static const struct ata_port_operations nv_adma_ops = {
- .tf_load = ata_tf_load,
- .tf_read = nv_adma_tf_read,
+static struct ata_port_operations nv_adma_ops = {
+ .inherits = &nv_generic_ops,
+
.check_atapi_dma = nv_adma_check_atapi_dma,
- .exec_command = ata_exec_command,
- .check_status = ata_check_status,
- .dev_select = ata_std_dev_select,
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
+ .sff_tf_read = nv_adma_tf_read,
.qc_defer = ata_std_qc_defer,
.qc_prep = nv_adma_qc_prep,
.qc_issue = nv_adma_qc_issue,
+ .sff_irq_clear = nv_adma_irq_clear,
+
.freeze = nv_adma_freeze,
.thaw = nv_adma_thaw,
.error_handler = nv_adma_error_handler,
.post_internal_cmd = nv_adma_post_internal_cmd,
- .data_xfer = ata_data_xfer,
- .irq_clear = nv_adma_irq_clear,
- .irq_on = ata_irq_on,
- .scr_read = nv_scr_read,
- .scr_write = nv_scr_write,
+
.port_start = nv_adma_port_start,
.port_stop = nv_adma_port_stop,
#ifdef CONFIG_PM
.host_stop = nv_adma_host_stop,
};
-static const struct ata_port_operations nv_swncq_ops = {
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .exec_command = ata_exec_command,
- .check_status = ata_check_status,
- .dev_select = ata_std_dev_select,
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
+static struct ata_port_operations nv_swncq_ops = {
+ .inherits = &nv_generic_ops,
+
.qc_defer = ata_std_qc_defer,
.qc_prep = nv_swncq_qc_prep,
.qc_issue = nv_swncq_qc_issue,
+
.freeze = nv_mcp55_freeze,
.thaw = nv_mcp55_thaw,
.error_handler = nv_swncq_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
- .data_xfer = ata_data_xfer,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
- .scr_read = nv_scr_read,
- .scr_write = nv_scr_write,
+
#ifdef CONFIG_PM
.port_suspend = nv_swncq_port_suspend,
.port_resume = nv_swncq_port_resume,
.port_start = nv_swncq_port_start,
};
+struct nv_pi_priv {
+ irq_handler_t irq_handler;
+ struct scsi_host_template *sht;
+};
+
+#define NV_PI_PRIV(_irq_handler, _sht) \
+ &(struct nv_pi_priv){ .irq_handler = _irq_handler, .sht = _sht }
+
static const struct ata_port_info nv_port_info[] = {
/* generic */
{
- .sht = &nv_sht,
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
- .link_flags = ATA_LFLAG_HRST_TO_RESUME,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
.port_ops = &nv_generic_ops,
- .irq_handler = nv_generic_interrupt,
+ .private_data = NV_PI_PRIV(nv_generic_interrupt, &nv_sht),
},
/* nforce2/3 */
{
- .sht = &nv_sht,
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
- .link_flags = ATA_LFLAG_HRST_TO_RESUME,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
.port_ops = &nv_nf2_ops,
- .irq_handler = nv_nf2_interrupt,
+ .private_data = NV_PI_PRIV(nv_nf2_interrupt, &nv_sht),
},
/* ck804 */
{
- .sht = &nv_sht,
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
- .link_flags = ATA_LFLAG_HRST_TO_RESUME,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
.port_ops = &nv_ck804_ops,
- .irq_handler = nv_ck804_interrupt,
+ .private_data = NV_PI_PRIV(nv_ck804_interrupt, &nv_sht),
},
/* ADMA */
{
- .sht = &nv_adma_sht,
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_NCQ,
- .link_flags = ATA_LFLAG_HRST_TO_RESUME,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
.port_ops = &nv_adma_ops,
- .irq_handler = nv_adma_interrupt,
+ .private_data = NV_PI_PRIV(nv_adma_interrupt, &nv_adma_sht),
},
/* SWNCQ */
{
- .sht = &nv_swncq_sht,
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_NCQ,
- .link_flags = ATA_LFLAG_HRST_TO_RESUME,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
.port_ops = &nv_swncq_ops,
- .irq_handler = nv_swncq_interrupt,
+ .private_data = NV_PI_PRIV(nv_swncq_interrupt, &nv_swncq_sht),
},
};
MODULE_DEVICE_TABLE(pci, nv_pci_tbl);
MODULE_VERSION(DRV_VERSION);
-static int adma_enabled = 1;
-static int swncq_enabled;
+static int adma_enabled;
+static int swncq_enabled = 1;
static void nv_adma_register_mode(struct ata_port *ap)
{
ADMA mode could abort outstanding commands. */
nv_adma_register_mode(ap);
- ata_tf_read(ap, tf);
+ ata_sff_tf_read(ap, tf);
}
static unsigned int nv_adma_tf_to_cpb(struct ata_taskfile *tf, __le16 *cpb)
/* DEV interrupt w/ no active qc? */
if (unlikely(!qc || (qc->tf.flags & ATA_TFLAG_POLLING))) {
- ata_check_status(ap);
+ ata_sff_check_status(ap);
return 1;
}
/* handle interrupt */
- return ata_host_intr(ap, qc);
+ return ata_sff_host_intr(ap, qc);
}
static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance)
u32 notifier_clears[2];
if (pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) {
- ata_bmdma_irq_clear(ap);
+ ata_sff_irq_clear(ap);
return;
}
struct nv_adma_port_priv *pp = qc->ap->private_data;
if (pp->flags & NV_ADMA_PORT_REGISTER_MODE)
- ata_bmdma_post_internal_cmd(qc);
+ ata_sff_post_internal_cmd(qc);
}
static int nv_adma_port_start(struct ata_port *ap)
BUG_ON(!(pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) &&
(qc->flags & ATA_QCFLAG_DMAMAP));
nv_adma_register_mode(qc->ap);
- ata_qc_prep(qc);
+ ata_sff_qc_prep(qc);
return;
}
BUG_ON(!(pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) &&
(qc->flags & ATA_QCFLAG_DMAMAP));
nv_adma_register_mode(qc->ap);
- return ata_qc_issue_prot(qc);
+ return ata_sff_qc_issue(qc);
} else
nv_adma_mode(qc->ap);
qc = ata_qc_from_tag(ap, ap->link.active_tag);
if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING)))
- handled += ata_host_intr(ap, qc);
+ handled += ata_sff_host_intr(ap, qc);
else
// No request pending? Clear interrupt status
// anyway, in case there's one pending.
- ap->ops->check_status(ap);
+ ap->ops->sff_check_status(ap);
}
}
mask = readl(mmio_base + NV_INT_ENABLE_MCP55);
mask &= ~(NV_INT_ALL_MCP55 << shift);
writel(mask, mmio_base + NV_INT_ENABLE_MCP55);
- ata_bmdma_freeze(ap);
+ ata_sff_freeze(ap);
}
static void nv_mcp55_thaw(struct ata_port *ap)
mask = readl(mmio_base + NV_INT_ENABLE_MCP55);
mask |= (NV_INT_MASK_MCP55 << shift);
writel(mask, mmio_base + NV_INT_ENABLE_MCP55);
- ata_bmdma_thaw(ap);
+ ata_sff_thaw(ap);
}
static int nv_hardreset(struct ata_link *link, unsigned int *class,
unsigned long deadline)
{
- unsigned int dummy;
+ int rc;
/* SATA hardreset fails to retrieve proper device signature on
- * some controllers. Don't classify on hardreset. For more
- * info, see http://bugzilla.kernel.org/show_bug.cgi?id=3352
+ * some controllers. Request follow up SRST. For more info,
+ * see http://bugzilla.kernel.org/show_bug.cgi?id=3352
*/
- return sata_std_hardreset(link, &dummy, deadline);
-}
-
-static void nv_error_handler(struct ata_port *ap)
-{
- ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset,
- nv_hardreset, ata_std_postreset);
+ rc = sata_sff_hardreset(link, class, deadline);
+ if (rc)
+ return rc;
+ return -EAGAIN;
}
static void nv_adma_error_handler(struct ata_port *ap)
readw(mmio + NV_ADMA_CTL); /* flush posted write */
}
- ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset,
- nv_hardreset, ata_std_postreset);
+ ata_sff_error_handler(ap);
}
static void nv_swncq_qc_to_dq(struct ata_port *ap, struct ata_queued_cmd *qc)
pp->dhfis_bits, pp->dmafis_bits, pp->sdbfis_bits);
ata_port_printk(ap, KERN_ERR, "ATA_REG 0x%X ERR_REG 0x%X\n",
- ap->ops->check_status(ap),
+ ap->ops->sff_check_status(ap),
ioread8(ap->ioaddr.error_addr));
sactive = readl(pp->sactive_block);
}
nv_swncq_pp_reinit(ap);
- ap->ops->irq_clear(ap);
+ ap->ops->sff_irq_clear(ap);
__ata_bmdma_stop(ap);
nv_swncq_irq_clear(ap, 0xffff);
}
ehc->i.action |= ATA_EH_RESET;
}
- ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset,
- nv_hardreset, ata_std_postreset);
+ ata_sff_error_handler(ap);
}
#ifdef CONFIG_PM
static void nv_swncq_qc_prep(struct ata_queued_cmd *qc)
{
if (qc->tf.protocol != ATA_PROT_NCQ) {
- ata_qc_prep(qc);
+ ata_sff_qc_prep(qc);
return;
}
pp->dmafis_bits &= ~(1 << qc->tag);
pp->qc_active |= (0x1 << qc->tag);
- ap->ops->tf_load(ap, &qc->tf); /* load tf registers */
- ap->ops->exec_command(ap, &qc->tf);
+ ap->ops->sff_tf_load(ap, &qc->tf); /* load tf registers */
+ ap->ops->sff_exec_command(ap, &qc->tf);
DPRINTK("Issued tag %u\n", qc->tag);
struct nv_swncq_port_priv *pp = ap->private_data;
if (qc->tf.protocol != ATA_PROT_NCQ)
- return ata_qc_issue_prot(qc);
+ return ata_sff_qc_issue(qc);
DPRINTK("Enter\n");
return -EINVAL;
}
- ap->ops->irq_clear(ap);
+ ap->ops->sff_irq_clear(ap);
__ata_bmdma_stop(ap);
sactive = readl(pp->sactive_block);
u8 ata_stat;
int rc = 0;
- ata_stat = ap->ops->check_status(ap);
+ ata_stat = ap->ops->sff_check_status(ap);
nv_swncq_irq_clear(ap, fis);
if (!fis)
return;
if (!(fis & NV_SWNCQ_IRQ_DMASETUP) &&
!(pp->ncq_flags & ncq_saw_dmas)) {
- ata_stat = ap->ops->check_status(ap);
+ ata_stat = ap->ops->sff_check_status(ap);
if (ata_stat & ATA_BUSY)
goto irq_exit;
{
static int printed_version;
const struct ata_port_info *ppi[] = { NULL, NULL };
+ struct nv_pi_priv *ipriv;
struct ata_host *host;
struct nv_host_priv *hpriv;
int rc;
}
ppi[0] = &nv_port_info[type];
- rc = ata_pci_prepare_sff_host(pdev, ppi, &host);
+ ipriv = ppi[0]->private_data;
+ rc = ata_pci_sff_prepare_host(pdev, ppi, &host);
if (rc)
return rc;
nv_swncq_host_init(host);
pci_set_master(pdev);
- return ata_host_activate(host, pdev->irq, ppi[0]->irq_handler,
- IRQF_SHARED, ppi[0]->sht);
+ return ata_host_activate(host, pdev->irq, ipriv->irq_handler,
+ IRQF_SHARED, ipriv->sht);
}
#ifdef CONFIG_PM
module_param_named(adma, adma_enabled, bool, 0444);
MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: true)");
module_param_named(swncq, swncq_enabled, bool, 0444);
-MODULE_PARM_DESC(swncq, "Enable use of SWNCQ (Default: false)");
+MODULE_PARM_DESC(swncq, "Enable use of SWNCQ (Default: true)");