lib, linux: move linux specific defines to linux/compat.h
- move linux specific defines from usb and video code
into linux/compat.h
- move common linux specific defines from include/ubi_uboot.h
to linux/compat.h
- add for new mtd/ubi/ubifs sync new needed linux specific
defines to linux/compat.h
Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Marek Vasut <marex@denx.de>
Cc: Anatolij Gustschin <agust@denx.de>
[trini: Add spin_lock_irqsave/spin_unlock_irqrestore dummies from
usb/lin_gadet_compat.h]
Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/include/linux/compat.h b/include/linux/compat.h
index 35e216e..7ff6064 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -1,6 +1,19 @@
#ifndef _LINUX_COMPAT_H_
#define _LINUX_COMPAT_H_
+#include <malloc.h>
+#include <linux/types.h>
+#include <linux/err.h>
+
+struct unused {};
+typedef struct unused unused_t;
+
+struct p_current{
+ int pid;
+};
+
+extern struct p_current *current;
+
#define ndelay(x) udelay(1)
#define dev_dbg(dev, fmt, args...) \
@@ -12,6 +25,7 @@
#define dev_err(dev, fmt, args...) \
printf(fmt, ##args)
#define printk printf
+#define printk_once printf
#define KERN_EMERG
#define KERN_ALERT
@@ -22,11 +36,20 @@
#define KERN_INFO
#define KERN_DEBUG
-#define kmalloc(size, flags) malloc(size)
-#define kzalloc(size, flags) calloc(size, 1)
-#define vmalloc(size) malloc(size)
-#define kfree(ptr) free(ptr)
-#define vfree(ptr) free(ptr)
+void *kmalloc(size_t size, int flags);
+void *kzalloc(size_t size, int flags);
+#define vmalloc(size) kmalloc(size, 0)
+#define __vmalloc(size, flags, pgsz) kmalloc(size, flags)
+#define kfree(ptr) free(ptr)
+#define vfree(ptr) free(ptr)
+
+struct kmem_cache { int sz; };
+
+struct kmem_cache *get_mem(int element_sz);
+#define kmem_cache_create(a, sz, c, d, e) get_mem(sz)
+void *kmem_cache_alloc(struct kmem_cache *obj, int flag);
+#define kmem_cache_free(obj, size) free(size)
+#define kmem_cache_destroy(obj) free(obj)
#define DECLARE_WAITQUEUE(...) do { } while (0)
#define add_wait_queue(...) do { } while (0)
@@ -76,4 +99,300 @@
*/
#define lower_32_bits(n) ((u32)(n))
+/* drivers/char/random.c */
+#define get_random_bytes(...)
+
+/* idr.c */
+#define GFP_ATOMIC ((gfp_t) 0)
+#define GFP_KERNEL ((gfp_t) 0)
+#define GFP_NOFS ((gfp_t) 0)
+#define GFP_USER ((gfp_t) 0)
+#define __GFP_NOWARN ((gfp_t) 0)
+
+/* include/linux/leds.h */
+struct led_trigger {};
+
+#define DEFINE_LED_TRIGGER(x) static struct led_trigger *x;
+enum led_brightness {
+ LED_OFF = 0,
+ LED_HALF = 127,
+ LED_FULL = 255,
+};
+
+static inline void led_trigger_register_simple(const char *name,
+ struct led_trigger **trigger) {}
+static inline void led_trigger_unregister_simple(struct led_trigger *trigger) {}
+static inline void led_trigger_event(struct led_trigger *trigger,
+ enum led_brightness event) {}
+
+/* include/linux/log2.h */
+static inline int is_power_of_2(unsigned long n)
+{
+ return (n != 0 && ((n & (n - 1)) == 0));
+}
+
+/* uapi/linux/limits.h */
+#define XATTR_LIST_MAX 65536 /* size of extended attribute namelist (64k) */
+
+/**
+ * The type used for indexing onto a disc or disc partition.
+ *
+ * Linux always considers sectors to be 512 bytes long independently
+ * of the devices real block size.
+ *
+ * blkcnt_t is the type of the inode's block count.
+ */
+#ifdef CONFIG_LBDAF
+typedef u64 sector_t;
+typedef u64 blkcnt_t;
+#else
+typedef unsigned long sector_t;
+typedef unsigned long blkcnt_t;
+#endif
+
+#define ENOTSUPP 524 /* Operation is not supported */
+
+/* from include/linux/kernel.h */
+/*
+ * This looks more complex than it should be. But we need to
+ * get the type for the ~ right in round_down (it needs to be
+ * as wide as the result!), and we want to evaluate the macro
+ * arguments just once each.
+ */
+#define __round_mask(x, y) ((__typeof__(x))((y)-1))
+#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1)
+#define round_down(x, y) ((x) & ~__round_mask(x, y))
+
+/* module */
+#define THIS_MODULE 0
+#define try_module_get(...) 1
+#define module_put(...) do { } while (0)
+#define module_init(...)
+#define module_exit(...)
+#define EXPORT_SYMBOL(...)
+#define EXPORT_SYMBOL_GPL(...)
+#define module_param(...)
+#define module_param_call(...)
+#define MODULE_PARM_DESC(...)
+#define MODULE_VERSION(...)
+#define MODULE_DESCRIPTION(...)
+#define MODULE_AUTHOR(...)
+#define MODULE_LICENSE(...)
+#define MODULE_ALIAS(...)
+#define __module_get(...)
+
+/* character device */
+#define MKDEV(...) 0
+#define MAJOR(dev) 0
+#define MINOR(dev) 0
+
+#define alloc_chrdev_region(...) 0
+#define unregister_chrdev_region(...)
+
+#define class_create(...) __builtin_return_address(0)
+#define class_create_file(...) 0
+#define class_remove_file(...)
+#define class_destroy(...)
+#define misc_register(...) 0
+#define misc_deregister(...)
+
+#define blocking_notifier_call_chain(...) 0
+
+/*
+ * Multiplies an integer by a fraction, while avoiding unnecessary
+ * overflow or loss of precision.
+ */
+#define mult_frac(x, numer, denom)( \
+{ \
+ typeof(x) quot = (x) / (denom); \
+ typeof(x) rem = (x) % (denom); \
+ (quot * (numer)) + ((rem * (numer)) / (denom)); \
+} \
+)
+
+#define __initdata
+#define late_initcall(...)
+
+#define dev_set_name(...) do { } while (0)
+#define device_register(...) 0
+#define volume_sysfs_init(...) 0
+#define volume_sysfs_close(...) do { } while (0)
+
+#define init_waitqueue_head(...) do { } while (0)
+#define wait_event_interruptible(...) 0
+#define wake_up_interruptible(...) do { } while (0)
+#define print_hex_dump(...) do { } while (0)
+#define dump_stack(...) do { } while (0)
+
+#define task_pid_nr(x) 0
+#define set_freezable(...) do { } while (0)
+#define try_to_freeze(...) 0
+#define set_current_state(...) do { } while (0)
+#define kthread_should_stop(...) 0
+#define schedule() do { } while (0)
+
+#define setup_timer(timer, func, data) do {} while (0)
+#define del_timer_sync(timer) do {} while (0)
+#define schedule_work(work) do {} while (0)
+#define INIT_WORK(work, fun) do {} while (0)
+
+struct work_struct {};
+
+unsigned long copy_from_user(void *dest, const void *src,
+ unsigned long count);
+
+void *vzalloc(unsigned long size);
+
+typedef unused_t spinlock_t;
+typedef int wait_queue_head_t;
+
+#define spin_lock_init(lock) do {} while (0)
+#define spin_lock(lock) do {} while (0)
+#define spin_unlock(lock) do {} while (0)
+#define spin_lock_irqsave(lock, flags) do { debug("%lu\n", flags); } while (0)
+#define spin_unlock_irqrestore(lock, flags) do { flags = 0; } while (0)
+
+#define DEFINE_MUTEX(...)
+#define mutex_init(...)
+#define mutex_lock(...)
+#define mutex_unlock(...)
+
+#define init_rwsem(...) do { } while (0)
+#define down_read(...) do { } while (0)
+#define down_write(...) do { } while (0)
+#define down_write_trylock(...) 1
+#define up_read(...) do { } while (0)
+#define up_write(...) do { } while (0)
+
+#define cond_resched() do { } while (0)
+#define yield() do { } while (0)
+
+#define INT_MAX ((int)(~0U>>1))
+
+#define __user
+#define __init
+#define __exit
+#define __devinit
+#define __devinitdata
+#define __devinitconst
+#define __iomem
+
+#define kthread_create(...) __builtin_return_address(0)
+#define kthread_stop(...) do { } while (0)
+#define wake_up_process(...) do { } while (0)
+
+struct rw_semaphore { int i; };
+#define down_write(...) do { } while (0)
+#define up_write(...) do { } while (0)
+#define down_read(...) do { } while (0)
+#define up_read(...) do { } while (0)
+struct device {
+ struct device *parent;
+ struct class *class;
+ dev_t devt; /* dev_t, creates the sysfs "dev" */
+ void (*release)(struct device *dev);
+ /* This is used from drivers/usb/musb-new subsystem only */
+ void *driver_data; /* data private to the driver */
+ void *device_data; /* data private to the device */
+};
+struct mutex { int i; };
+struct kernel_param { int i; };
+
+struct cdev {
+ int owner;
+ dev_t dev;
+};
+#define cdev_init(...) do { } while (0)
+#define cdev_add(...) 0
+#define cdev_del(...) do { } while (0)
+
+#define MAX_ERRNO 4095
+
+#define prandom_u32(...) 0
+
+typedef struct {
+ uid_t val;
+} kuid_t;
+
+typedef struct {
+ gid_t val;
+} kgid_t;
+
+/* from include/linux/types.h */
+
+typedef int atomic_t;
+/**
+ * struct callback_head - callback structure for use with RCU and task_work
+ * @next: next update requests in a list
+ * @func: actual update function to call after the grace period.
+ */
+struct callback_head {
+ struct callback_head *next;
+ void (*func)(struct callback_head *head);
+};
+#define rcu_head callback_head
+enum writeback_sync_modes {
+ WB_SYNC_NONE, /* Don't wait on anything */
+ WB_SYNC_ALL, /* Wait on every mapping */
+};
+
+/* from include/linux/writeback.h */
+/*
+ * A control structure which tells the writeback code what to do. These are
+ * always on the stack, and hence need no locking. They are always initialised
+ * in a manner such that unspecified fields are set to zero.
+ */
+struct writeback_control {
+ long nr_to_write; /* Write this many pages, and decrement
+ this for each page written */
+ long pages_skipped; /* Pages which were not written */
+
+ /*
+ * For a_ops->writepages(): if start or end are non-zero then this is
+ * a hint that the filesystem need only write out the pages inside that
+ * byterange. The byte at `end' is included in the writeout request.
+ */
+ loff_t range_start;
+ loff_t range_end;
+
+ enum writeback_sync_modes sync_mode;
+
+ unsigned for_kupdate:1; /* A kupdate writeback */
+ unsigned for_background:1; /* A background writeback */
+ unsigned tagged_writepages:1; /* tag-and-write to avoid livelock */
+ unsigned for_reclaim:1; /* Invoked from the page allocator */
+ unsigned range_cyclic:1; /* range_start is cyclic */
+ unsigned for_sync:1; /* sync(2) WB_SYNC_ALL writeback */
+};
+
+void *kmemdup(const void *src, size_t len, gfp_t gfp);
+
+typedef int irqreturn_t;
+
+struct timer_list {};
+struct notifier_block {};
+
+typedef unsigned long dmaaddr_t;
+
+#define cpu_relax() do {} while (0)
+
+#define pm_runtime_get_sync(dev) do {} while (0)
+#define pm_runtime_put(dev) do {} while (0)
+#define pm_runtime_put_sync(dev) do {} while (0)
+#define pm_runtime_use_autosuspend(dev) do {} while (0)
+#define pm_runtime_set_autosuspend_delay(dev, delay) do {} while (0)
+#define pm_runtime_enable(dev) do {} while (0)
+
+#define IRQ_NONE 0
+#define IRQ_HANDLED 1
+
+#define dev_set_drvdata(dev, data) do {} while (0)
+
+#define enable_irq(...)
+#define disable_irq(...)
+#define disable_irq_wake(irq) do {} while (0)
+#define enable_irq_wake(irq) -EINVAL
+#define free_irq(irq, data) do {} while (0)
+#define request_irq(nr, f, flags, nm, data) 0
+
#endif
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index a8a5763..9bccd45 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -19,6 +19,7 @@
#define __LINUX_USB_GADGET_H
#include <errno.h>
+#include <linux/compat.h>
#include <linux/list.h>
struct usb_ep;
@@ -410,11 +411,6 @@
unsigned code, unsigned long param);
};
-struct device {
- void *driver_data; /* data private to the driver */
- void *device_data; /* data private to the device */
-};
-
/**
* struct usb_gadget - represents a usb slave device
* @ops: Function pointers used to access hardware-specific operations.