linux/drivers/ata/ahci_seattle.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * AMD Seattle AHCI SATA driver
 *
 * Copyright (c) 2015, Advanced Micro Devices
 * Author: Brijesh Singh <[email protected]>
 *
 * based on the AHCI SATA platform driver by Jeff Garzik and Anton Vorontsov
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/pm.h>
#include <linux/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"

/* SGPIO Control Register definition
 *
 * Bit		Type		Description
 * 31		RW		OD7.2 (activity)
 * 30		RW		OD7.1 (locate)
 * 29		RW		OD7.0 (fault)
 * 28...8	RW		OD6.2...OD0.0 (3bits per port, 1 bit per LED)
 * 7		RO		SGPIO feature flag
 * 6:4		RO		Reserved
 * 3:0		RO		Number of ports (0 means no port supported)
 */
#define ACTIVITY_BIT_POS(x) …
#define LOCATE_BIT_POS(x) …
#define FAULT_BIT_POS(x) …

#define ACTIVITY_MASK …
#define LOCATE_MASK …
#define FAULT_MASK …

#define DRV_NAME …

static ssize_t seattle_transmit_led_message(struct ata_port *ap, u32 state,
					    ssize_t size);

struct seattle_plat_data { … };

static struct ata_port_operations ahci_port_ops = …;

static const struct ata_port_info ahci_port_info = …;

static struct ata_port_operations ahci_seattle_ops = …;

static const struct ata_port_info ahci_port_seattle_info = …;

static const struct scsi_host_template ahci_platform_sht = …;

static ssize_t seattle_transmit_led_message(struct ata_port *ap, u32 state,
					    ssize_t size)
{ … }

static const struct ata_port_info *ahci_seattle_get_port_info(
		struct platform_device *pdev, struct ahci_host_priv *hpriv)
{ … }

static int ahci_seattle_probe(struct platform_device *pdev)
{ … }

static SIMPLE_DEV_PM_OPS(ahci_pm_ops, ahci_platform_suspend,
			 ahci_platform_resume);

static const struct acpi_device_id ahci_acpi_match[] = …;
MODULE_DEVICE_TABLE(acpi, ahci_acpi_match);

static struct platform_driver ahci_seattle_driver = …;
module_platform_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;
MODULE_ALIAS(…) …;