Contributors: 22
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Anton Vorontsov |
66 |
14.73% |
1 |
2.94% |
| Suman Tripathi |
66 |
14.73% |
1 |
2.94% |
| Hans de Goede |
46 |
10.27% |
3 |
8.82% |
| Suravee Suthikulpanit |
38 |
8.48% |
1 |
2.94% |
| Bartlomiej Zolnierkiewicz |
34 |
7.59% |
2 |
5.88% |
| Richard Zhu |
28 |
6.25% |
1 |
2.94% |
| Kefeng Wang |
26 |
5.80% |
2 |
5.88% |
| Rob Herring |
25 |
5.58% |
1 |
2.94% |
| Akinobu Mita |
20 |
4.46% |
1 |
2.94% |
| Roger Quadros |
19 |
4.24% |
2 |
5.88% |
| Brian Norris |
15 |
3.35% |
6 |
17.65% |
| Srinivas Kandagatla |
14 |
3.12% |
1 |
2.94% |
| Shiraz Hashim |
11 |
2.46% |
1 |
2.94% |
| Antoine Tenart |
11 |
2.46% |
2 |
5.88% |
| Aleksey Makarov |
7 |
1.56% |
1 |
2.94% |
| Nate Watterson |
5 |
1.12% |
1 |
2.94% |
| Girish K.S |
4 |
0.89% |
1 |
2.94% |
| Alistair Popple |
3 |
0.67% |
1 |
2.94% |
| Viresh Kumar |
3 |
0.67% |
1 |
2.94% |
| Tejun Heo |
3 |
0.67% |
1 |
2.94% |
| Kunihiko Hayashi |
2 |
0.45% |
2 |
5.88% |
| Thomas Gleixner |
2 |
0.45% |
1 |
2.94% |
| Total |
448 |
|
34 |
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* AHCI SATA platform driver
*
* Copyright 2004-2005 Red Hat, Inc.
* Jeff Garzik <jgarzik@pobox.com>
* Copyright 2010 MontaVista Software, LLC.
* Anton Vorontsov <avorontsov@ru.mvista.com>
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/pm.h>
#include <linux/device.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/libata.h>
#include <linux/ahci_platform.h>
#include <linux/acpi.h>
#include <linux/pci_ids.h>
#include "ahci.h"
#define DRV_NAME "ahci"
static const struct ata_port_info ahci_port_info = {
.flags = AHCI_FLAG_COMMON,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_platform_ops,
};
static const struct ata_port_info ahci_port_info_nolpm = {
.flags = AHCI_FLAG_COMMON | ATA_FLAG_NO_LPM,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_platform_ops,
};
static struct scsi_host_template ahci_platform_sht = {
AHCI_SHT(DRV_NAME),
};
static int ahci_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct ahci_host_priv *hpriv;
const struct ata_port_info *port;
int rc;
hpriv = ahci_platform_get_resources(pdev,
AHCI_PLATFORM_GET_RESETS);
if (IS_ERR(hpriv))
return PTR_ERR(hpriv);
rc = ahci_platform_enable_resources(hpriv);
if (rc)
return rc;
of_property_read_u32(dev->of_node,
"ports-implemented", &hpriv->force_port_map);
if (of_device_is_compatible(dev->of_node, "hisilicon,hisi-ahci"))
hpriv->flags |= AHCI_HFLAG_NO_FBS | AHCI_HFLAG_NO_NCQ;
port = acpi_device_get_match_data(dev);
if (!port)
port = &ahci_port_info;
rc = ahci_platform_init_host(pdev, hpriv, port,
&ahci_platform_sht);
if (rc)
goto disable_resources;
return 0;
disable_resources:
ahci_platform_disable_resources(hpriv);
return rc;
}
static SIMPLE_DEV_PM_OPS(ahci_pm_ops, ahci_platform_suspend,
ahci_platform_resume);
static const struct of_device_id ahci_of_match[] = {
{ .compatible = "generic-ahci", },
/* Keep the following compatibles for device tree compatibility */
{ .compatible = "snps,spear-ahci", },
{ .compatible = "ibm,476gtr-ahci", },
{ .compatible = "snps,dwc-ahci", },
{ .compatible = "hisilicon,hisi-ahci", },
{ .compatible = "cavium,octeon-7130-ahci", },
{},
};
MODULE_DEVICE_TABLE(of, ahci_of_match);
static const struct acpi_device_id ahci_acpi_match[] = {
{ "APMC0D33", (unsigned long)&ahci_port_info_nolpm },
{ ACPI_DEVICE_CLASS(PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff) },
{},
};
MODULE_DEVICE_TABLE(acpi, ahci_acpi_match);
static struct platform_driver ahci_driver = {
.probe = ahci_probe,
.remove = ata_platform_remove_one,
.shutdown = ahci_platform_shutdown,
.driver = {
.name = DRV_NAME,
.of_match_table = ahci_of_match,
.acpi_match_table = ahci_acpi_match,
.pm = &ahci_pm_ops,
},
};
module_platform_driver(ahci_driver);
MODULE_DESCRIPTION("AHCI SATA platform driver");
MODULE_AUTHOR("Anton Vorontsov <avorontsov@ru.mvista.com>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:ahci");