forked from Minki/linux
c1c81401de
The price to pay is the access to the log system. Therefore logs from bus layer are sent by dev_printk instead of IWL_XXXX. Rename bus->priv to bus->drv_data to make the separation even clearer. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
140 lines
4.9 KiB
C
140 lines
4.9 KiB
C
/******************************************************************************
|
|
*
|
|
* This file is provided under a dual BSD/GPLv2 license. When using or
|
|
* redistributing this file, you may do so under either license.
|
|
*
|
|
* GPL LICENSE SUMMARY
|
|
*
|
|
* Copyright(c) 2007 - 2011 Intel Corporation. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of version 2 of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
|
|
* USA
|
|
*
|
|
* The full GNU General Public License is included in this distribution
|
|
* in the file called LICENSE.GPL.
|
|
*
|
|
* Contact Information:
|
|
* Intel Linux Wireless <ilw@linux.intel.com>
|
|
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
|
|
*
|
|
* BSD LICENSE
|
|
*
|
|
* Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* * Neither the name Intel Corporation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*****************************************************************************/
|
|
#ifndef __iwl_pci_h__
|
|
#define __iwl_pci_h__
|
|
|
|
struct iwl_bus;
|
|
|
|
/**
|
|
* struct iwl_bus_ops - bus specific operations
|
|
* @get_pm_support: must returns true if the bus can go to sleep
|
|
* @apm_config: will be called during the config of the APM configuration
|
|
* @set_drv_data: set the drv_data pointer to the bus layer
|
|
* @get_hw_id: prints the hw_id in the provided buffer
|
|
* @write8: write a byte to register at offset ofs
|
|
* @write32: write a dword to register at offset ofs
|
|
* @wread32: read a dword at register at offset ofs
|
|
*/
|
|
struct iwl_bus_ops {
|
|
bool (*get_pm_support)(struct iwl_bus *bus);
|
|
void (*apm_config)(struct iwl_bus *bus);
|
|
void (*set_drv_data)(struct iwl_bus *bus, void *drv_data);
|
|
void (*get_hw_id)(struct iwl_bus *bus, char buf[], int buf_len);
|
|
void (*write8)(struct iwl_bus *bus, u32 ofs, u8 val);
|
|
void (*write32)(struct iwl_bus *bus, u32 ofs, u32 val);
|
|
u32 (*read32)(struct iwl_bus *bus, u32 ofs);
|
|
};
|
|
|
|
struct iwl_bus {
|
|
/* Common data to all buses */
|
|
void *drv_data; /* driver's context */
|
|
struct device *dev;
|
|
struct iwl_bus_ops *ops;
|
|
|
|
unsigned int irq;
|
|
|
|
/* pointer to bus specific struct */
|
|
/*Ensure that this pointer will always be aligned to sizeof pointer */
|
|
char bus_specific[0] __attribute__((__aligned__(sizeof(void *))));
|
|
};
|
|
|
|
static inline bool bus_get_pm_support(struct iwl_bus *bus)
|
|
{
|
|
return bus->ops->get_pm_support(bus);
|
|
}
|
|
|
|
static inline void bus_apm_config(struct iwl_bus *bus)
|
|
{
|
|
bus->ops->apm_config(bus);
|
|
}
|
|
|
|
static inline void bus_set_drv_data(struct iwl_bus *bus, void *drv_data)
|
|
{
|
|
bus->ops->set_drv_data(bus, drv_data);
|
|
}
|
|
|
|
static inline void bus_get_hw_id(struct iwl_bus *bus, char buf[], int buf_len)
|
|
{
|
|
bus->ops->get_hw_id(bus, buf, buf_len);
|
|
}
|
|
|
|
static inline void bus_write8(struct iwl_bus *bus, u32 ofs, u8 val)
|
|
{
|
|
bus->ops->write8(bus, ofs, val);
|
|
}
|
|
|
|
static inline void bus_write32(struct iwl_bus *bus, u32 ofs, u32 val)
|
|
{
|
|
bus->ops->write32(bus, ofs, val);
|
|
}
|
|
|
|
static inline u32 bus_read32(struct iwl_bus *bus, u32 ofs)
|
|
{
|
|
return bus->ops->read32(bus, ofs);
|
|
}
|
|
|
|
int __must_check iwl_pci_register_driver(void);
|
|
void iwl_pci_unregister_driver(void);
|
|
|
|
#endif
|