firmware: ti_sci: Update ti_sci_cmd_rm_udmap_tx_ch_cfg() API to the latest

[platform/kernel/u-boot.git] / include / linux / kernel.h

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 0b61671..3e71d61 100644 (file)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -1,8 +1,8 @@
 #ifndef _LINUX_KERNEL_H
 #define _LINUX_KERNEL_H
 
-
 #include <linux/types.h>
+#include <linux/printk.h> /* for printf/pr_* utilities */
 
 #define USHRT_MAX      ((u16)(~0U))
 #define SHRT_MAX       ((s16)(USHRT_MAX>>1))
@@ -19,6 +19,9 @@
 #ifndef SIZE_MAX
 #define SIZE_MAX       (~(size_t)0)
 #endif
+#ifndef SSIZE_MAX
+#define SSIZE_MAX      ((ssize_t)(SIZE_MAX >> 1))
+#endif
 
 #define U8_MAX         ((u8)~0U)
 #define S8_MAX         ((s8)(U8_MAX>>1))
@@ -33,11 +36,18 @@
 #define S64_MAX                ((s64)(U64_MAX>>1))
 #define S64_MIN                ((s64)(-S64_MAX - 1))
 
+/* Aliases defined by stdint.h */
+#define UINT32_MAX     U32_MAX
+#define UINT64_MAX     U64_MAX
+
+#define INT32_MAX      S32_MAX
+
 #define STACK_MAGIC    0xdeadbeef
 
 #define REPEAT_BYTE(x) ((~0ul / 0xff) * (x))
 
 #define ALIGN(x,a)             __ALIGN_MASK((x),(typeof(x))(a)-1)
+#define ALIGN_DOWN(x, a)       ALIGN((x) - ((a) - 1), (a))
 #define __ALIGN_MASK(x,mask)   (((x)+(mask))&~(mask))
 #define PTR_ALIGN(p, a)                ((typeof(p))ALIGN((unsigned long)(p), (a)))
 #define IS_ALIGNED(x, a)               (((x) & ((typeof(x))(a) - 1)) == 0)
@@ -57,6 +67,13 @@
 #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f))
 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
 
+#define DIV_ROUND_DOWN_ULL(ll, d) \
+       ({ unsigned long long _tmp = (ll); do_div(_tmp, d); _tmp; })
+
+#define DIV_ROUND_UP_ULL(ll, d)                DIV_ROUND_DOWN_ULL((ll) + (d) - 1, (d))
+
+#define ROUND(a, b)            (((a) + (b) - 1) & ~((b) - 1))
+
 #if BITS_PER_LONG == 32
 # define DIV_ROUND_UP_SECTOR_T(ll,d) DIV_ROUND_UP_ULL(ll, d)
 #else
@@ -92,6 +109,18 @@
                (((__x) - ((__d) / 2)) / (__d));        \
 }                                                      \
 )
+/*
+ * Same as above but for u64 dividends. divisor must be a 32-bit
+ * number.
+ */
+#define DIV_ROUND_CLOSEST_ULL(x, divisor)(             \
+{                                                      \
+       typeof(divisor) __d = divisor;                  \
+       unsigned long long _tmp = (x) + (__d) / 2;      \
+       do_div(_tmp, __d);                              \
+       _tmp;                                           \
+}                                                      \
+)
 
 /*
  * Multiplies an integer by a fraction, while avoiding unnecessary
@@ -244,4 +273,15 @@
        const typeof( ((type *)0)->member ) *__mptr = (ptr);    \
        (type *)( (char *)__mptr - offsetof(type,member) );})
 
+/*
+ * check_member() - Check the offset of a structure member
+ *
+ * @structure: Name of structure (e.g. global_data)
+ * @member:    Name of member (e.g. baudrate)
+ * @offset:    Expected offset in bytes
+ */
+#define check_member(structure, member, offset) _Static_assert( \
+       offsetof(struct structure, member) == (offset), \
+       "`struct " #structure "` offset for `" #member "` is not " #offset)
+
 #endif