include/linux/ahci_platform.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * AHCI SATA platform driver
   4  *
   5  * Copyright 2004-2005  Red Hat, Inc.
   6  *   Jeff Garzik <jgarzik@pobox.com>
   7  * Copyright 2010  MontaVista Software, LLC.
   8  *   Anton Vorontsov <avorontsov@ru.mvista.com>
   9  */
  10
  11 #ifndef _AHCI_PLATFORM_H
  12 #define _AHCI_PLATFORM_H
  13
  14 #include <linux/compiler.h>
  15
  16 struct clk;
  17 struct device;
  18 struct ata_port_info;
  19 struct ahci_host_priv;
  20 struct platform_device;
  21 struct scsi_host_template;
  22
  23 int ahci_platform_enable_phys(struct ahci_host_priv *hpriv);
  24 void ahci_platform_disable_phys(struct ahci_host_priv *hpriv);
  25 struct clk *ahci_platform_find_clk(struct ahci_host_priv *hpriv,
  26                                    const char *con_id);
  27 int ahci_platform_enable_clks(struct ahci_host_priv *hpriv);
  28 void ahci_platform_disable_clks(struct ahci_host_priv *hpriv);
  29 int ahci_platform_deassert_rsts(struct ahci_host_priv *hpriv);
  30 int ahci_platform_assert_rsts(struct ahci_host_priv *hpriv);
  31 int ahci_platform_enable_regulators(struct ahci_host_priv *hpriv);
  32 void ahci_platform_disable_regulators(struct ahci_host_priv *hpriv);
  33 int ahci_platform_enable_resources(struct ahci_host_priv *hpriv);
  34 void ahci_platform_disable_resources(struct ahci_host_priv *hpriv);
  35 struct ahci_host_priv *ahci_platform_get_resources(
  36         struct platform_device *pdev, unsigned int flags);
  37 int ahci_platform_init_host(struct platform_device *pdev,
  38                             struct ahci_host_priv *hpriv,
  39                             const struct ata_port_info *pi_template,
  40                             const struct scsi_host_template *sht);
  41
  42 void ahci_platform_shutdown(struct platform_device *pdev);
  43
  44 int ahci_platform_suspend_host(struct device *dev);
  45 int ahci_platform_resume_host(struct device *dev);
  46 int ahci_platform_suspend(struct device *dev);
  47 int ahci_platform_resume(struct device *dev);
  48
  49 #define AHCI_PLATFORM_GET_RESETS        BIT(0)
  50 #define AHCI_PLATFORM_RST_TRIGGER       BIT(1)
  51
  52 #endif /* _AHCI_PLATFORM_H */