8eede5bc4e
The newly introduced ahci_platform_shutdown() method is called during system shutdown to disable host controller DMA and interrupts in order to avoid potentially corrupting or otherwise interfering with a new kernel being started with kexec. Signed-off-by: Nate Watterson <nwatters@codeaurora.org> Signed-off-by: Tejun Heo <tj@kernel.org>
46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/*
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* AHCI SATA platform driver
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*
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* Copyright 2004-2005 Red Hat, Inc.
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* Jeff Garzik <jgarzik@pobox.com>
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* Copyright 2010 MontaVista Software, LLC.
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* Anton Vorontsov <avorontsov@ru.mvista.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*/
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#ifndef _AHCI_PLATFORM_H
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#define _AHCI_PLATFORM_H
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#include <linux/compiler.h>
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struct device;
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struct ata_port_info;
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struct ahci_host_priv;
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struct platform_device;
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struct scsi_host_template;
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int ahci_platform_enable_clks(struct ahci_host_priv *hpriv);
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void ahci_platform_disable_clks(struct ahci_host_priv *hpriv);
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int ahci_platform_enable_regulators(struct ahci_host_priv *hpriv);
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void ahci_platform_disable_regulators(struct ahci_host_priv *hpriv);
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int ahci_platform_enable_resources(struct ahci_host_priv *hpriv);
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void ahci_platform_disable_resources(struct ahci_host_priv *hpriv);
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struct ahci_host_priv *ahci_platform_get_resources(
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struct platform_device *pdev);
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int ahci_platform_init_host(struct platform_device *pdev,
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struct ahci_host_priv *hpriv,
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const struct ata_port_info *pi_template,
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struct scsi_host_template *sht);
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void ahci_platform_shutdown(struct platform_device *pdev);
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int ahci_platform_suspend_host(struct device *dev);
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int ahci_platform_resume_host(struct device *dev);
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int ahci_platform_suspend(struct device *dev);
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int ahci_platform_resume(struct device *dev);
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#endif /* _AHCI_PLATFORM_H */
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