mirror of
https://github.com/AsahiLinux/u-boot
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69dae8902b
All users of these functions now include dm/device_compat.h directly. Signed-off-by: Sean Anderson <seanga2@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
389 lines
10 KiB
C
389 lines
10 KiB
C
#ifndef _LINUX_COMPAT_H_
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#define _LINUX_COMPAT_H_
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#include <console.h>
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#include <log.h>
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#include <malloc.h>
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#include <asm/processor.h>
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#include <linux/types.h>
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#include <linux/err.h>
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#include <linux/kernel.h>
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#ifdef CONFIG_XEN
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#include <xen/events.h>
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#endif
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struct unused {};
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typedef struct unused unused_t;
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struct p_current{
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int pid;
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};
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extern struct p_current *current;
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#define GFP_ATOMIC ((gfp_t) 0)
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#define GFP_KERNEL ((gfp_t) 0)
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#define GFP_NOFS ((gfp_t) 0)
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#define GFP_USER ((gfp_t) 0)
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#define __GFP_NOWARN ((gfp_t) 0)
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#define __GFP_ZERO ((__force gfp_t)0x8000u) /* Return zeroed page on success */
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void *kmalloc(size_t size, int flags);
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static inline void *kzalloc(size_t size, gfp_t flags)
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{
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return kmalloc(size, flags | __GFP_ZERO);
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}
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static inline void *kmalloc_array(size_t n, size_t size, gfp_t flags)
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{
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if (size != 0 && n > SIZE_MAX / size)
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return NULL;
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return kmalloc(n * size, flags | __GFP_ZERO);
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}
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static inline void *kcalloc(size_t n, size_t size, gfp_t flags)
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{
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return kmalloc_array(n, size, flags | __GFP_ZERO);
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}
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#define vmalloc(size) kmalloc(size, 0)
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#define __vmalloc(size, flags, pgsz) kmalloc(size, flags)
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static inline void *vzalloc(unsigned long size)
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{
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return kzalloc(size, 0);
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}
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static inline void kfree(const void *block)
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{
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free((void *)block);
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}
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static inline void vfree(const void *addr)
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{
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free((void *)addr);
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}
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struct kmem_cache { int sz; };
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struct kmem_cache *get_mem(int element_sz);
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#define kmem_cache_create(a, sz, c, d, e) get_mem(sz)
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void *kmem_cache_alloc(struct kmem_cache *obj, int flag);
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static inline void kmem_cache_free(struct kmem_cache *cachep, void *obj)
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{
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free(obj);
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}
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static inline void kmem_cache_destroy(struct kmem_cache *cachep)
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{
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free(cachep);
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}
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#define DECLARE_WAITQUEUE(...) do { } while (0)
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#define add_wait_queue(...) do { } while (0)
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#define remove_wait_queue(...) do { } while (0)
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#ifndef CONFIG_XEN
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#define eventchn_poll()
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#endif
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#define __wait_event_timeout(condition, timeout, ret) \
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({ \
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ulong __ret = ret; /* explicit shadow */ \
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ulong start = get_timer(0); \
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for (;;) { \
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eventchn_poll(); \
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if (condition) { \
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__ret = 1; \
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break; \
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} \
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if ((get_timer(start) > timeout) || ctrlc()) { \
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__ret = 0; \
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break; \
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} \
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cpu_relax(); \
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} \
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__ret; \
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})
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/**
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* wait_event_timeout() - Wait until the event occurs before the timeout.
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* @wr_head: The wait queue to wait on.
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* @condition: Expression for the event to wait for.
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* @timeout: Maximum waiting time.
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*
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* We wait until the @condition evaluates to %true (succeed) or
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* %false (@timeout elapsed).
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*
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* Return:
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* 0 - if the @condition evaluated to %false after the @timeout elapsed
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* 1 - if the @condition evaluated to %true
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*/
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#define wait_event_timeout(wq_head, condition, timeout) \
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({ \
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ulong __ret; \
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if (condition) \
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__ret = 1; \
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else \
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__ret = __wait_event_timeout(condition, timeout, __ret);\
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__ret; \
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})
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#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
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/* This is also defined in ARMv8's mmu.h */
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#ifndef PAGE_SIZE
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#define PAGE_SIZE 4096
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#endif
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/* drivers/char/random.c */
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#define get_random_bytes(...)
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/* include/linux/leds.h */
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struct led_trigger {};
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#define DEFINE_LED_TRIGGER(x) static struct led_trigger *x;
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enum led_brightness {
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LED_OFF = 0,
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LED_HALF = 127,
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LED_FULL = 255,
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};
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static inline void led_trigger_register_simple(const char *name,
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struct led_trigger **trigger) {}
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static inline void led_trigger_unregister_simple(struct led_trigger *trigger) {}
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static inline void led_trigger_event(struct led_trigger *trigger,
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enum led_brightness event) {}
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/* uapi/linux/limits.h */
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#define XATTR_LIST_MAX 65536 /* size of extended attribute namelist (64k) */
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/**
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* The type used for indexing onto a disc or disc partition.
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*
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* Linux always considers sectors to be 512 bytes long independently
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* of the devices real block size.
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*
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* blkcnt_t is the type of the inode's block count.
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*/
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#ifdef CONFIG_LBDAF
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typedef u64 sector_t;
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typedef u64 blkcnt_t;
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#else
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typedef unsigned long sector_t;
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typedef unsigned long blkcnt_t;
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#endif
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/* module */
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#define THIS_MODULE 0
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#define try_module_get(...) 1
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#define module_put(...) do { } while (0)
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#define module_init(...)
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#define module_exit(...)
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#define EXPORT_SYMBOL(...)
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#define EXPORT_SYMBOL_GPL(...)
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#define module_param(...)
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#define module_param_call(...)
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#define MODULE_PARM_DESC(...)
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#define MODULE_VERSION(...)
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#define MODULE_DESCRIPTION(...)
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#define MODULE_AUTHOR(...)
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#define MODULE_LICENSE(...)
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#define MODULE_ALIAS(...)
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#define __module_get(...)
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/* character device */
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#define MKDEV(...) 0
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#define MAJOR(dev) 0
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#define MINOR(dev) 0
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#define alloc_chrdev_region(...) 0
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#define unregister_chrdev_region(...)
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#define class_create(...) __builtin_return_address(0)
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#define class_create_file(...) 0
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#define class_register(...) 0
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#define class_unregister(...)
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#define class_remove_file(...)
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#define class_destroy(...)
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#define misc_register(...) 0
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#define misc_deregister(...)
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#define blocking_notifier_call_chain(...) 0
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#define __initdata
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#define late_initcall(...)
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#define dev_set_name(...) do { } while (0)
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#define device_register(...) 0
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#define device_unregister(...)
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#define volume_sysfs_init(...) 0
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#define volume_sysfs_close(...) do { } while (0)
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#define init_waitqueue_head(...) do { } while (0)
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#define wait_event_interruptible(...) 0
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#define wake_up_interruptible(...) do { } while (0)
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#define dump_stack(...) do { } while (0)
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#define task_pid_nr(x) 0
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#define set_freezable(...) do { } while (0)
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#define try_to_freeze(...) 0
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#define set_current_state(...) do { } while (0)
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#define kthread_should_stop(...) 0
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#define schedule() do { } while (0)
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#define setup_timer(timer, func, data) do {} while (0)
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#define del_timer_sync(timer) do {} while (0)
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#define schedule_work(work) do {} while (0)
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#define INIT_WORK(work, fun) do {} while (0)
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struct work_struct {};
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unsigned long copy_from_user(void *dest, const void *src,
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unsigned long count);
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typedef unused_t spinlock_t;
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typedef int wait_queue_head_t;
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#define spin_lock_init(lock) do {} while (0)
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#define spin_lock(lock) do {} while (0)
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#define spin_unlock(lock) do {} while (0)
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#define spin_lock_irqsave(lock, flags) do { debug("%lu\n", flags); } while (0)
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#define spin_unlock_irqrestore(lock, flags) do { flags = 0; } while (0)
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#define DEFINE_MUTEX(...)
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#define mutex_init(...)
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#define mutex_lock(...)
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#define mutex_unlock(...)
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#define init_rwsem(...) do { } while (0)
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#define down_read(...) do { } while (0)
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#define down_write(...) do { } while (0)
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#define down_write_trylock(...) 1
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#define up_read(...) do { } while (0)
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#define up_write(...) do { } while (0)
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#define cond_resched() do { } while (0)
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#define yield() do { } while (0)
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#define __init
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#define __exit
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#define __devinit
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#define __devinitdata
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#define __devinitconst
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#define kthread_create(...) __builtin_return_address(0)
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#define kthread_stop(...) do { } while (0)
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#define wake_up_process(...) do { } while (0)
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struct rw_semaphore { int i; };
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#define down_write(...) do { } while (0)
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#define up_write(...) do { } while (0)
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#define down_read(...) do { } while (0)
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#define up_read(...) do { } while (0)
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struct device {
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struct device *parent;
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struct class *class;
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dev_t devt; /* dev_t, creates the sysfs "dev" */
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void (*release)(struct device *dev);
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/* This is used from drivers/usb/musb-new subsystem only */
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void *driver_data; /* data private to the driver */
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void *device_data; /* data private to the device */
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};
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struct mutex { int i; };
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struct kernel_param { int i; };
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struct cdev {
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int owner;
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dev_t dev;
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};
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#define cdev_init(...) do { } while (0)
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#define cdev_add(...) 0
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#define cdev_del(...) do { } while (0)
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#define prandom_u32(...) 0
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typedef struct {
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uid_t val;
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} kuid_t;
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typedef struct {
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gid_t val;
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} kgid_t;
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/* from include/linux/types.h */
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/**
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* struct callback_head - callback structure for use with RCU and task_work
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* @next: next update requests in a list
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* @func: actual update function to call after the grace period.
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*/
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struct callback_head {
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struct callback_head *next;
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void (*func)(struct callback_head *head);
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};
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#define rcu_head callback_head
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enum writeback_sync_modes {
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WB_SYNC_NONE, /* Don't wait on anything */
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WB_SYNC_ALL, /* Wait on every mapping */
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};
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/* from include/linux/writeback.h */
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/*
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* A control structure which tells the writeback code what to do. These are
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* always on the stack, and hence need no locking. They are always initialised
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* in a manner such that unspecified fields are set to zero.
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*/
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struct writeback_control {
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long nr_to_write; /* Write this many pages, and decrement
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this for each page written */
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long pages_skipped; /* Pages which were not written */
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/*
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* For a_ops->writepages(): if start or end are non-zero then this is
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* a hint that the filesystem need only write out the pages inside that
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* byterange. The byte at `end' is included in the writeout request.
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*/
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loff_t range_start;
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loff_t range_end;
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enum writeback_sync_modes sync_mode;
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unsigned for_kupdate:1; /* A kupdate writeback */
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unsigned for_background:1; /* A background writeback */
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unsigned tagged_writepages:1; /* tag-and-write to avoid livelock */
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unsigned for_reclaim:1; /* Invoked from the page allocator */
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unsigned range_cyclic:1; /* range_start is cyclic */
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unsigned for_sync:1; /* sync(2) WB_SYNC_ALL writeback */
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};
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void *kmemdup(const void *src, size_t len, gfp_t gfp);
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typedef int irqreturn_t;
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struct timer_list {};
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struct notifier_block {};
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typedef unsigned long dmaaddr_t;
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#define pm_runtime_get_sync(dev) do {} while (0)
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#define pm_runtime_put(dev) do {} while (0)
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#define pm_runtime_put_sync(dev) do {} while (0)
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#define pm_runtime_use_autosuspend(dev) do {} while (0)
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#define pm_runtime_set_autosuspend_delay(dev, delay) do {} while (0)
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#define pm_runtime_enable(dev) do {} while (0)
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#define IRQ_NONE 0
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#define IRQ_HANDLED 1
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#define IRQ_WAKE_THREAD 2
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#define dev_set_drvdata(dev, data) do {} while (0)
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#define enable_irq(...)
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#define disable_irq(...)
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#define disable_irq_wake(irq) do {} while (0)
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#define enable_irq_wake(irq) -EINVAL
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#define free_irq(irq, data) do {} while (0)
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#define request_irq(nr, f, flags, nm, data) 0
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#endif
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