SPDX: Convert all of our single license tags to Linux Kernel style

[u-boot] / include / usb / lin_gadget_compat.h

diff --git a/include/usb/lin_gadget_compat.h b/include/usb/lin_gadget_compat.h
index 9b315118d5e94ec7489f6304c305bc53fc64491f..e5dba473b7ac144882707544c35682bf6d600a8e 100644 (file)
--- a/include/usb/lin_gadget_compat.h
+++ b/include/usb/lin_gadget_compat.h
@@ -1,61 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright (c) 2011 Samsung Electronics
  * Lukasz Majewski <l.majewski@samsung.com>
  *
  * This is a Linux kernel compatibility layer for USB Gadget
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * 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., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
  */
 
 #ifndef __LIN_COMPAT_H__
 #define __LIN_COMPAT_H__
 
-/* common */
-#define spin_lock_init(...)
-#define spin_lock(...)
-#define spin_lock_irqsave(lock, flags) do {flags = 1; } while (0)
-#define spin_unlock(...)
-#define spin_unlock_irqrestore(lock, flags) do {flags = 0; } while (0)
-#define disable_irq(...)
-#define enable_irq(...)
-
-#define mutex_init(...)
-#define mutex_lock(...)
-#define mutex_unlock(...)
-
-#define WARN_ON(x) if (x) {printf("WARNING in %s line %d\n" \
-                                 , __FILE__, __LINE__); }
+#include <linux/bitops.h>
+#include <linux/compat.h>
 
-#define KERN_WARNING
-#define KERN_ERR
-#define KERN_NOTICE
-#define KERN_DEBUG
-
-#define GFP_KERNEL     0
-
-#define IRQ_HANDLED    1
-
-#define ENOTSUPP       524     /* Operation is not supported */
-
-#define kmalloc(size, type) memalign(CONFIG_SYS_CACHELINE_SIZE, size)
-#define kfree(addr) free(addr)
-#define mdelay(n) ({unsigned long msec = (n); while (msec--) udelay(1000); })
+/* common */
+#define DECLARE_BITMAP(name, bits) \
+       unsigned long name[BITS_TO_LONGS(bits)]
+
+#define small_const_nbits(nbits) \
+       (__builtin_constant_p(nbits) && (nbits) <= BITS_PER_LONG)
+
+static inline void bitmap_zero(unsigned long *dst, int nbits)
+{
+       if (small_const_nbits(nbits))
+               *dst = 0UL;
+       else {
+               int len = BITS_TO_LONGS(nbits) * sizeof(unsigned long);
+               memset(dst, 0, len);
+       }
+}
 
-#define __iomem
-#define min_t min
 #define dma_cache_maint(addr, size, mode) cache_flush()
 void cache_flush(void);