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yaml
---
r: 170999
b: refs/heads/master
c: 5d78d34
h: refs/heads/master
i:
  170997: 87a5b04
  170995: c5cc976
  170991: af7aeaa
v: v3
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Ivo van Doorn authored and John W. Linville committed Oct 27, 2009
1 parent 4528543 commit caa7e4c
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Showing 5 changed files with 217 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 878283f19809bc73872c70ea53381f74a43a15e7
refs/heads/master: 5d78d34ba2d4a044983b599a697dc1d71af38c96
4 changes: 4 additions & 0 deletions trunk/drivers/net/wireless/rt2x00/Kconfig
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Expand Up @@ -95,6 +95,10 @@ config RT2X00_LIB_PCI
tristate
select RT2X00_LIB

config RT2X00_LIB_SOC
tristate
select RT2X00_LIB

config RT2X00_LIB_USB
tristate
select RT2X00_LIB
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1 change: 1 addition & 0 deletions trunk/drivers/net/wireless/rt2x00/Makefile
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Expand Up @@ -11,6 +11,7 @@ rt2x00lib-$(CONFIG_RT2X00_LIB_HT) += rt2x00ht.o

obj-$(CONFIG_RT2X00_LIB) += rt2x00lib.o
obj-$(CONFIG_RT2X00_LIB_PCI) += rt2x00pci.o
obj-$(CONFIG_RT2X00_LIB_SOC) += rt2x00soc.o
obj-$(CONFIG_RT2X00_LIB_USB) += rt2x00usb.o
obj-$(CONFIG_RT2400PCI) += rt2400pci.o
obj-$(CONFIG_RT2500PCI) += rt2500pci.o
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159 changes: 159 additions & 0 deletions trunk/drivers/net/wireless/rt2x00/rt2x00soc.c
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@@ -0,0 +1,159 @@
/*
Copyright (C) 2004 - 2009 rt2x00 SourceForge Project
<http://rt2x00.serialmonkey.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

/*
Module: rt2x00soc
Abstract: rt2x00 generic soc device routines.
*/

#include <linux/bug.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>

#include "rt2x00.h"
#include "rt2x00soc.h"

static void rt2x00soc_free_reg(struct rt2x00_dev *rt2x00dev)
{
kfree(rt2x00dev->rf);
rt2x00dev->rf = NULL;

kfree(rt2x00dev->eeprom);
rt2x00dev->eeprom = NULL;
}

static int rt2x00soc_alloc_reg(struct rt2x00_dev *rt2x00dev)
{
struct platform_device *pdev = to_platform_device(rt2x00dev->dev);
struct resource *res;

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENODEV;

rt2x00dev->csr.base = (void __iomem *)KSEG1ADDR(res->start);
if (!rt2x00dev->csr.base)
goto exit;

rt2x00dev->eeprom = kzalloc(rt2x00dev->ops->eeprom_size, GFP_KERNEL);
if (!rt2x00dev->eeprom)
goto exit;

rt2x00dev->rf = kzalloc(rt2x00dev->ops->rf_size, GFP_KERNEL);
if (!rt2x00dev->rf)
goto exit;

return 0;

exit:
ERROR_PROBE("Failed to allocate registers.\n");
rt2x00soc_free_reg(rt2x00dev);

return -ENOMEM;
}

int rt2x00soc_probe(struct platform_device *pdev,
const unsigned short chipset,
const struct rt2x00_ops *ops)
{
struct ieee80211_hw *hw;
struct rt2x00_dev *rt2x00dev;
int retval;

hw = ieee80211_alloc_hw(sizeof(struct rt2x00_dev), ops->hw);
if (!hw) {
ERROR_PROBE("Failed to allocate hardware.\n");
return -ENOMEM;
}

platform_set_drvdata(pdev, hw);

rt2x00dev = hw->priv;
rt2x00dev->dev = &pdev->dev;
rt2x00dev->ops = ops;
rt2x00dev->hw = hw;
rt2x00dev->irq = platform_get_irq(pdev, 0);
rt2x00dev->name = pdev->dev.driver->name;

rt2x00_set_chip_rt(rt2x00dev, chipset);

retval = rt2x00soc_alloc_reg(rt2x00dev);
if (retval)
goto exit_free_device;

retval = rt2x00lib_probe_dev(rt2x00dev);
if (retval)
goto exit_free_reg;

return 0;

exit_free_reg:
rt2x00soc_free_reg(rt2x00dev);

exit_free_device:
ieee80211_free_hw(hw);

return retval;
}

int rt2x00soc_remove(struct platform_device *pdev)
{
struct ieee80211_hw *hw = platform_get_drvdata(pdev);
struct rt2x00_dev *rt2x00dev = hw->priv;

/*
* Free all allocated data.
*/
rt2x00lib_remove_dev(rt2x00dev);
rt2x00soc_free_reg(rt2x00dev);
ieee80211_free_hw(hw);

return 0;
}
EXPORT_SYMBOL_GPL(rt2x00soc_remove);

#ifdef CONFIG_PM
int rt2x00soc_suspend(struct platform_device *pdev, pm_message_t state)
{
struct ieee80211_hw *hw = platform_get_drvdata(pdev);
struct rt2x00_dev *rt2x00dev = hw->priv;

return rt2x00lib_suspend(rt2x00dev, state);
}
EXPORT_SYMBOL_GPL(rt2x00soc_suspend);

int rt2x00soc_resume(struct platform_device *pdev)
{
struct ieee80211_hw *hw = platform_get_drvdata(pdev);
struct rt2x00_dev *rt2x00dev = hw->priv;

return rt2x00lib_resume(rt2x00dev);
}
EXPORT_SYMBOL_GPL(rt2x00soc_resume);
#endif /* CONFIG_PM */

/*
* rt2x00soc module information.
*/
MODULE_AUTHOR(DRV_PROJECT);
MODULE_VERSION(DRV_VERSION);
MODULE_DESCRIPTION("rt2x00 soc library");
MODULE_LICENSE("GPL");
52 changes: 52 additions & 0 deletions trunk/drivers/net/wireless/rt2x00/rt2x00soc.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,52 @@
/*
Copyright (C) 2004 - 2009 rt2x00 SourceForge Project
<http://rt2x00.serialmonkey.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

/*
Module: rt2x00soc
Abstract: Data structures for the rt2x00soc module.
*/

#ifndef RT2X00SOC_H
#define RT2X00SOC_H

#define KSEG1ADDR(__ptr) __ptr

#define __rt2x00soc_probe(__chipset, __ops) \
static int __rt2x00soc_probe(struct platform_device *pdev) \
{ \
return rt2x00soc_probe(pdev, (__chipset), (__ops)); \
}

/*
* SoC driver handlers.
*/
int rt2x00soc_probe(struct platform_device *pdev,
const unsigned short chipset,
const struct rt2x00_ops *ops);
int rt2x00soc_remove(struct platform_device *pdev);
#ifdef CONFIG_PM
int rt2x00soc_suspend(struct platform_device *pdev, pm_message_t state);
int rt2x00soc_resume(struct platform_device *pdev);
#else
#define rt2x00soc_suspend NULL
#define rt2x00soc_resume NULL
#endif /* CONFIG_PM */

#endif /* RT2X00SOC_H */

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