tests or sets bit of a u8 type array
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tests or sets bit of a u8 type array
static inline int uvc_test_bit(const __u8 *data, int bit)
{return (data[bit >> 3] >> (bit & 7)) & 1;
}
static inline void uvc_clear_bit(__u8 *data, int bit)
{
data[bit >> 3] &= ~(1 << (bit & 7));
}
notice: data is u8 type ptr, so it can tests or sets bit of a u8 type array.
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