diff options
| author | Daniel Thompson <daniel.thompson@linaro.org> | 2017-07-30 08:09:38 +0100 |
|---|---|---|
| committer | Daniel Thompson <daniel.thompson@linaro.org> | 2017-07-31 17:26:27 +0100 |
| commit | 25d892b4b84a38a500a2213f04ed98f8b5d0f091 (patch) | |
| tree | 4c07dc3ebc0f8fbdf13bbb3391039e8fee8e3d09 | |
| parent | 39ec44379ffc31a78b987d8fb67e96f544d938b5 (diff) | |
include: usb: lin_gadget_compat: RDA support
| -rw-r--r-- | include/usb/lin_gadget_compat.h | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/include/usb/lin_gadget_compat.h b/include/usb/lin_gadget_compat.h index fce3be7e80..5bdcb8d797 100644 --- a/include/usb/lin_gadget_compat.h +++ b/include/usb/lin_gadget_compat.h @@ -23,6 +23,8 @@ #ifndef __LIN_COMPAT_H__ #define __LIN_COMPAT_H__ +#include <linux/compat.h> + /* common */ #define spin_lock_init(...) #define spin_lock(...) @@ -36,26 +38,31 @@ #define mutex_lock(...) #define mutex_unlock(...) -#define WARN_ON(x) if (x) {printf("WARNING in %s line %d\n" \ - , __FILE__, __LINE__); } - -#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); }) +#define BITS_PER_BYTE 8 +#define BITS_TO_LONGS(nr) \ + DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long)) +#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); |