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Commit ab69a5ae authored by Tomas Winkler's avatar Tomas Winkler Committed by David S. Miller
Browse files

iwmc3200top: Add Intel Wireless MultiCom 3200 top driver. 



This patch adds Intel Wireless MultiCom 3200 top driver.
IWMC3200 is 4Wireless Com CHIP (GPS/BT/WiFi/WiMAX).
Top driver is responsible for device initialization and firmware download.
Firmware handled by top is responsible for top itself and
as well as bluetooth and GPS coms. (Wifi and WiMax provide their own firmware)
In addition top driver is used to retrieve firmware logs
and supports other debugging features

Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7e75f93e

drivers/misc/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -249,5 +249,6 @@ config EP93XX_PWM 
source "drivers/misc/c2port/Kconfig"

source "drivers/misc/eeprom/Kconfig"

source "drivers/misc/cb710/Kconfig"

source "drivers/misc/iwmc3200top/Kconfig"



endif # MISC_DEVICES

drivers/misc/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -21,5 +21,6 @@ obj-$(CONFIG_HP_ILO) += hpilo.o 
obj-$(CONFIG_ISL29003)		+= isl29003.o

obj-$(CONFIG_EP93XX_PWM)	+= ep93xx_pwm.o

obj-$(CONFIG_C2PORT)		+= c2port/

obj-$(CONFIG_IWMC3200TOP)      += iwmc3200top/

obj-y				+= eeprom/

obj-y				+= cb710/

drivers/misc/iwmc3200top/Kconfig

0 → 100644
+20 −0
Original line number Diff line number Diff line 
config IWMC3200TOP

        tristate "Intel Wireless MultiCom Top Driver"

        depends on MMC && EXPERIMENTAL

        select FW_LOADER

	---help---

	  Intel Wireless MultiCom 3200 Top driver is responsible for

	  for firmware load and enabled coms enumeration



config IWMC3200TOP_DEBUG

	bool "Enable full debug output of iwmc3200top Driver"

	depends on IWMC3200TOP

	---help---

	  Enable full debug output of iwmc3200top Driver



config IWMC3200TOP_DEBUGFS

	bool "Enable Debugfs debugging interface for iwmc3200top"

	depends on IWMC3200TOP

	---help---

	  Enable creation of debugfs files for iwmc3200top

drivers/misc/iwmc3200top/Makefile

0 → 100644
+29 −0
Original line number Diff line number Diff line 
# iwmc3200top - Intel Wireless MultiCom 3200 Top Driver

# drivers/misc/iwmc3200top/Makefile

#

# Copyright (C) 2009 Intel Corporation. All rights reserved.

#

# 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.

#

# 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

# 02110-1301, USA.

#

#

# Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>

#  -

#

#



obj-$(CONFIG_IWMC3200TOP)	+= iwmc3200top.o

iwmc3200top-objs	:= main.o fw-download.o

iwmc3200top-$(CONFIG_IWMC3200TOP_DEBUG) += log.o

iwmc3200top-$(CONFIG_IWMC3200TOP_DEBUGFS) += debugfs.o

drivers/misc/iwmc3200top/debugfs.c

0 → 100644
+133 −0
Original line number Diff line number Diff line 
/*

 * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver

 * drivers/misc/iwmc3200top/debufs.c

 *

 * Copyright (C) 2009 Intel Corporation. All rights reserved.

 *

 * 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.

 *

 * 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

 * 02110-1301, USA.

 *

 *

 * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>

 *  -

 *

 */



#include <linux/kernel.h>

#include <linux/string.h>

#include <linux/ctype.h>

#include <linux/mmc/sdio_func.h>

#include <linux/mmc/sdio.h>

#include <linux/debugfs.h>



#include "iwmc3200top.h"

#include "fw-msg.h"

#include "log.h"

#include "debugfs.h"







/*      Constants definition        */

#define HEXADECIMAL_RADIX	16



/*      Functions definition        */





#define DEBUGFS_ADD(name, parent) do {					\

	dbgfs->dbgfs_##parent##_files.file_##name =			\

	debugfs_create_file(#name, 0644, dbgfs->dir_##parent, priv,	\

				&iwmct_dbgfs_##name##_ops);		\

} while (0)



#define DEBUGFS_RM(name)  do {		\

	debugfs_remove(name);		\

	name = NULL;			\

} while (0)



#define DEBUGFS_READ_FUNC(name)						\

ssize_t iwmct_dbgfs_##name##_read(struct file *file,			\

				  char __user *user_buf,		\

				  size_t count, loff_t *ppos);



#define DEBUGFS_WRITE_FUNC(name)					\

ssize_t iwmct_dbgfs_##name##_write(struct file *file,			\

				   const char __user *user_buf,		\

				   size_t count, loff_t *ppos);



#define DEBUGFS_READ_FILE_OPS(name)					\

	DEBUGFS_READ_FUNC(name)						\

	static const struct file_operations iwmct_dbgfs_##name##_ops = {  \

		.read = iwmct_dbgfs_##name##_read,			\

		.open = iwmct_dbgfs_open_file_generic,			\

	};



#define DEBUGFS_WRITE_FILE_OPS(name)					\

	DEBUGFS_WRITE_FUNC(name)					\

	static const struct file_operations iwmct_dbgfs_##name##_ops = {  \

		.write = iwmct_dbgfs_##name##_write,			\

		.open = iwmct_dbgfs_open_file_generic,			\

	};



#define DEBUGFS_READ_WRITE_FILE_OPS(name)				\

	DEBUGFS_READ_FUNC(name)						\

	DEBUGFS_WRITE_FUNC(name)					\

	static const struct file_operations iwmct_dbgfs_##name##_ops = {\

		.write = iwmct_dbgfs_##name##_write,			\

		.read = iwmct_dbgfs_##name##_read,			\

		.open = iwmct_dbgfs_open_file_generic,			\

	};





/*      Debugfs file ops definitions        */



/*

 * Create the debugfs files and directories

 *

 */

void iwmct_dbgfs_register(struct iwmct_priv *priv, const char *name)

{

	struct iwmct_debugfs *dbgfs;



	dbgfs = kzalloc(sizeof(struct iwmct_debugfs), GFP_KERNEL);

	if (!dbgfs) {

		LOG_ERROR(priv, DEBUGFS, "failed to allocate %zd bytes\n",

					sizeof(struct iwmct_debugfs));

		return;

	}



	priv->dbgfs = dbgfs;

	dbgfs->name = name;

	dbgfs->dir_drv = debugfs_create_dir(name, NULL);

	if (!dbgfs->dir_drv) {

		LOG_ERROR(priv, DEBUGFS, "failed to create debugfs dir\n");

		return;

	}



	return;

}



/**

 * Remove the debugfs files and directories

 *

 */

void iwmct_dbgfs_unregister(struct iwmct_debugfs *dbgfs)

{

	if (!dbgfs)

		return;



	DEBUGFS_RM(dbgfs->dir_drv);

	kfree(dbgfs);

	dbgfs = NULL;

}