mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-11-01 08:58:07 +00:00
5f2545fa15
The upcoming VIA VX855 MFD driver needs to communicate resources to subdevices where the resources may be claimed by ACPI. Add a flag to mfd_cell to request that resources are not policed. Signed-off-by: Daniel Drake <dsd@laptop.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
/*
|
|
* drivers/mfd/mfd-core.h
|
|
*
|
|
* core MFD support
|
|
* Copyright (c) 2006 Ian Molton
|
|
* Copyright (c) 2007 Dmitry Baryshkov
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
*/
|
|
|
|
#ifndef MFD_CORE_H
|
|
#define MFD_CORE_H
|
|
|
|
#include <linux/platform_device.h>
|
|
|
|
/*
|
|
* This struct describes the MFD part ("cell").
|
|
* After registration the copy of this structure will become the platform data
|
|
* of the resulting platform_device
|
|
*/
|
|
struct mfd_cell {
|
|
const char *name;
|
|
int id;
|
|
|
|
int (*enable)(struct platform_device *dev);
|
|
int (*disable)(struct platform_device *dev);
|
|
int (*suspend)(struct platform_device *dev);
|
|
int (*resume)(struct platform_device *dev);
|
|
|
|
/* driver-specific data for MFD-aware "cell" drivers */
|
|
void *driver_data;
|
|
|
|
/* platform_data can be used to either pass data to "generic"
|
|
driver or as a hook to mfd_cell for the "cell" drivers */
|
|
void *platform_data;
|
|
size_t data_size;
|
|
|
|
/*
|
|
* This resources can be specified relatievly to the parent device.
|
|
* For accessing device you should use resources from device
|
|
*/
|
|
int num_resources;
|
|
const struct resource *resources;
|
|
|
|
/* don't check for resource conflicts */
|
|
bool ignore_resource_conflicts;
|
|
};
|
|
|
|
extern int mfd_add_devices(struct device *parent, int id,
|
|
const struct mfd_cell *cells, int n_devs,
|
|
struct resource *mem_base,
|
|
int irq_base);
|
|
|
|
extern void mfd_remove_devices(struct device *parent);
|
|
|
|
#endif
|