67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
#ifndef _LINUX_FIRMWARE_H
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#define _LINUX_FIRMWARE_H
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#include <linux/types.h>
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#include <linux/compiler.h>
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#include <linux/kernel.h>
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#include <linux/cache.h>
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#include <linux/module.h>
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#define FW_ACTION_NOHOTPLUG 0
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#define FW_ACTION_HOTPLUG 1
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struct device;
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struct platform_device
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{
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struct device dev;
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};
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struct firmware {
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size_t size;
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const u8 *data;
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};
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struct builtin_fw {
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char *name;
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void *data;
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unsigned long size;
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};
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/* We have to play tricks here much like stringify() to get the
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__COUNTER__ macro to be expanded as we want it */
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#define __fw_concat1(x, y) x##y
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#define __fw_concat(x, y) __fw_concat1(x, y)
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#define DECLARE_BUILTIN_FIRMWARE(name, blob) \
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DECLARE_BUILTIN_FIRMWARE_SIZE(name, &(blob), sizeof(blob))
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#define DECLARE_BUILTIN_FIRMWARE_SIZE(name, blob, size) \
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static const struct builtin_fw __fw_concat(__builtin_fw,__COUNTER__) \
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__used __section(.builtin_fw) = { name, blob, size }
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int request_firmware(const struct firmware **fw, const char *name,
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struct device *device);
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int request_firmware_nowait(
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struct module *module, bool uevent,
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const char *name, struct device *device, gfp_t gfp, void *context,
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void (*cont)(const struct firmware *fw, void *context));
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int request_firmware_direct(const struct firmware **fw, const char *name,
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struct device *device);
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void release_firmware(const struct firmware *fw);
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#define platform_device_unregister(x)
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struct platform_device
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*platform_device_register_simple(const char*, int, void*, unsigned int);
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#define MAX_ERRNO 4095
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#define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO)
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#endif
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