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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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617870632d
We can simply wrap in to the dev_set/get_drvdata(), there's no reason to track an extra level of private data on top of the struct device. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
#ifndef __LINUX_MAPLE_H
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#define __LINUX_MAPLE_H
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#include <linux/device.h>
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#include <mach/maple.h>
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extern struct bus_type maple_bus_type;
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/* Maple Bus command and response codes */
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enum maple_code {
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MAPLE_RESPONSE_FILEERR = -5,
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MAPLE_RESPONSE_AGAIN = -4, /* request should be retransmitted */
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MAPLE_RESPONSE_BADCMD = -3,
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MAPLE_RESPONSE_BADFUNC = -2,
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MAPLE_RESPONSE_NONE = -1, /* unit didn't respond at all */
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MAPLE_COMMAND_DEVINFO = 1,
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MAPLE_COMMAND_ALLINFO = 2,
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MAPLE_COMMAND_RESET = 3,
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MAPLE_COMMAND_KILL = 4,
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MAPLE_RESPONSE_DEVINFO = 5,
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MAPLE_RESPONSE_ALLINFO = 6,
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MAPLE_RESPONSE_OK = 7,
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MAPLE_RESPONSE_DATATRF = 8,
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MAPLE_COMMAND_GETCOND = 9,
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MAPLE_COMMAND_GETMINFO = 10,
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MAPLE_COMMAND_BREAD = 11,
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MAPLE_COMMAND_BWRITE = 12,
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MAPLE_COMMAND_SETCOND = 14
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};
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struct mapleq {
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struct list_head list;
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struct maple_device *dev;
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void *sendbuf, *recvbuf, *recvbufdcsp;
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unsigned char length;
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enum maple_code command;
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struct mutex mutex;
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};
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struct maple_devinfo {
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unsigned long function;
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unsigned long function_data[3];
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unsigned char area_code;
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unsigned char connector_direction;
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char product_name[31];
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char product_licence[61];
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unsigned short standby_power;
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unsigned short max_power;
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};
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struct maple_device {
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struct maple_driver *driver;
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struct mapleq *mq;
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void (*callback) (struct mapleq * mq);
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unsigned long when, interval, function;
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struct maple_devinfo devinfo;
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unsigned char port, unit;
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char product_name[32];
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char product_licence[64];
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struct device dev;
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};
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struct maple_driver {
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unsigned long function;
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struct device_driver drv;
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};
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void maple_getcond_callback(struct maple_device *dev,
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void (*callback) (struct mapleq * mq),
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unsigned long interval,
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unsigned long function);
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int maple_driver_register(struct maple_driver *);
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void maple_driver_unregister(struct maple_driver *);
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int maple_add_packet_sleeps(struct maple_device *mdev, u32 function,
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u32 command, u32 length, void *data);
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void maple_clear_dev(struct maple_device *mdev);
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#define to_maple_dev(n) container_of(n, struct maple_device, dev)
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#define to_maple_driver(n) container_of(n, struct maple_driver, drv)
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#define maple_get_drvdata(d) dev_get_drvdata(&(d)->dev)
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#define maple_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, (p))
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#endif /* __LINUX_MAPLE_H */
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