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| author | Patrick McHardy <kaber@trash.net> | 2011-01-20 01:51:37 +0300 |
|---|---|---|
| committer | Patrick McHardy <kaber@trash.net> | 2011-01-20 01:51:37 +0300 |
| commit | 14f0290ba44de6ed435fea24bba26e7868421c66 (patch) | |
| tree | 449d32e4848007e3edbcab14fa8e09fdc66608ed /Documentation/input/ff.txt | |
| parent | f5c88f56b35599ab9ff2d3398e0153e4cd4a4c82 (diff) | |
| parent | a5db219f4cf9f67995eabd53b81a1232c82f5852 (diff) | |
| download | linux-14f0290ba44de6ed435fea24bba26e7868421c66.tar.xz | |
Merge branch 'master' of /repos/git/net-next-2.6
Diffstat (limited to 'Documentation/input/ff.txt')
| -rw-r--r-- | Documentation/input/ff.txt | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/input/ff.txt b/Documentation/input/ff.txt index ded4d5f53109..b3867bf49f8f 100644 --- a/Documentation/input/ff.txt +++ b/Documentation/input/ff.txt @@ -49,7 +49,9 @@ This information is subject to change. #include <linux/input.h> #include <sys/ioctl.h> -unsigned long features[1 + FF_MAX/sizeof(unsigned long)]; +#define BITS_TO_LONGS(x) \ + (((x) + 8 * sizeof (unsigned long) - 1) / (8 * sizeof (unsigned long))) +unsigned long features[BITS_TO_LONGS(FF_CNT)]; int ioctl(int file_descriptor, int request, unsigned long *features); "request" must be EVIOCGBIT(EV_FF, size of features array in bytes ) |