mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-20 22:23:27 +00:00
250 lines
6.8 KiB
Diff
250 lines
6.8 KiB
Diff
From 671e062837669b6d4a5e75d7d08ff485a7510e80 Mon Sep 17 00:00:00 2001
|
|
From: Ivo van Doorn <IvDoorn@gmail.com>
|
|
Date: Sat, 8 Aug 2009 23:42:51 +0200
|
|
Subject: [PATCH 1/3] rt2x00: Add rt2x00soc bus module
|
|
|
|
Add new library module for SoC drivers.
|
|
This is needed to fully support the platform
|
|
driver part of rt2800pci.
|
|
|
|
Based on original patch from Felix.
|
|
|
|
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
|
|
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
|
|
---
|
|
drivers/net/wireless/rt2x00/Kconfig | 4 +
|
|
drivers/net/wireless/rt2x00/Makefile | 1 +
|
|
drivers/net/wireless/rt2x00/rt2x00soc.c | 159 +++++++++++++++++++++++++++++++
|
|
drivers/net/wireless/rt2x00/rt2x00soc.h | 52 ++++++++++
|
|
4 files changed, 216 insertions(+), 0 deletions(-)
|
|
create mode 100644 drivers/net/wireless/rt2x00/rt2x00soc.c
|
|
create mode 100644 drivers/net/wireless/rt2x00/rt2x00soc.h
|
|
|
|
--- a/drivers/net/wireless/rt2x00/Makefile
|
|
+++ b/drivers/net/wireless/rt2x00/Makefile
|
|
@@ -11,6 +11,7 @@ rt2x00lib-$(CONFIG_RT2X00_LIB_HT) += rt2
|
|
|
|
obj-$(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
|
|
--- /dev/null
|
|
+++ b/drivers/net/wireless/rt2x00/rt2x00soc.c
|
|
@@ -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");
|
|
--- /dev/null
|
|
+++ b/drivers/net/wireless/rt2x00/rt2x00soc.h
|
|
@@ -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 */
|