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[build] Provide common ARRAY_SIZE() definition

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Several files define the ARRAY_SIZE() macro as used in Linux.  Provide
a common definition for this in include/compiler.h.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2017-03-10 15:40:17 +00:00
parent 4524cc11bf
commit afdebdc163
9 changed files with 9 additions and 19 deletions
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1
src/drivers/net/ath/ath.h
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@@ -26,7 +26,6 @@ FILE_LICENCE ( BSD2 );
#include <ipxe/net80211.h>
/* This block of functions are from kernel.h v3.0.1 */
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
#define BITS_PER_BYTE 8
#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long))

2
src/drivers/net/ath/ath5k/ath5k.h
View File

@@ -34,8 +34,6 @@ FILE_LICENCE ( MIT );
#undef ERRFILE
#define ERRFILE ERRFILE_ath5k
#define ARRAY_SIZE(a) (sizeof(a)/sizeof((a)[0]))
/* RX/TX descriptor hw structs */
#include "desc.h"