linux-stable/include/linux/ahci_platform.h
Bart Van Assche 25df73d933 scsi: ata: Declare SCSI host templates const
Make it explicit that ATA host templates are not modified.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Serge Semin <fancer.lancer@gmail.com> (for DWC AHCI SATA)
Reviewed-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com> (for Tegra)
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20230322195515.1267197-5-bvanassche@acm.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2023-03-24 19:19:19 -04:00

53 lines
1.8 KiB
C

/* 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>
*/
#ifndef _AHCI_PLATFORM_H
#define _AHCI_PLATFORM_H
#include <linux/compiler.h>
struct clk;
struct device;
struct ata_port_info;
struct ahci_host_priv;
struct platform_device;
struct scsi_host_template;
int ahci_platform_enable_phys(struct ahci_host_priv *hpriv);
void ahci_platform_disable_phys(struct ahci_host_priv *hpriv);
struct clk *ahci_platform_find_clk(struct ahci_host_priv *hpriv,
const char *con_id);
int ahci_platform_enable_clks(struct ahci_host_priv *hpriv);
void ahci_platform_disable_clks(struct ahci_host_priv *hpriv);
int ahci_platform_deassert_rsts(struct ahci_host_priv *hpriv);
int ahci_platform_assert_rsts(struct ahci_host_priv *hpriv);
int ahci_platform_enable_regulators(struct ahci_host_priv *hpriv);
void ahci_platform_disable_regulators(struct ahci_host_priv *hpriv);
int ahci_platform_enable_resources(struct ahci_host_priv *hpriv);
void ahci_platform_disable_resources(struct ahci_host_priv *hpriv);
struct ahci_host_priv *ahci_platform_get_resources(
struct platform_device *pdev, unsigned int flags);
int ahci_platform_init_host(struct platform_device *pdev,
struct ahci_host_priv *hpriv,
const struct ata_port_info *pi_template,
const struct scsi_host_template *sht);
void ahci_platform_shutdown(struct platform_device *pdev);
int ahci_platform_suspend_host(struct device *dev);
int ahci_platform_resume_host(struct device *dev);
int ahci_platform_suspend(struct device *dev);
int ahci_platform_resume(struct device *dev);
#define AHCI_PLATFORM_GET_RESETS BIT(0)
#define AHCI_PLATFORM_RST_TRIGGER BIT(1)
#endif /* _AHCI_PLATFORM_H */