There are several drivers which duplicate bit generation macro. Introduce a generic bit macros so that such drivers avoid redefining same in multiple drivers.
Signed-off-by: Parav Pandit <pa...@mellanox.com> Acked-by: Matan Azrad <ma...@mellanox.com> Acked-by: Morten Brørup <m...@smartsharesystems.com> --- Changelog: v4->v5: - Addressed comments from Morten Brørup - Renamed newly added macro to RTE_BIT64 - Added doxygen comment section for the macro v1->v2: - Addressed comments from Thomas and Gaten. - Avoided new file, added macro to rte_bitops.h --- lib/librte_eal/include/rte_bitops.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/lib/librte_eal/include/rte_bitops.h b/lib/librte_eal/include/rte_bitops.h index 740927f3b..ca46a110f 100644 --- a/lib/librte_eal/include/rte_bitops.h +++ b/lib/librte_eal/include/rte_bitops.h @@ -17,6 +17,14 @@ #include <rte_debug.h> #include <rte_compat.h> +/** + * Get the uint64_t value for a specified bit set. + * + * @param nr + * The bit number in range of 0 to 63. + */ +#define RTE_BIT64(nr) (UINT64_C(1) << (nr)) + /*------------------------ 32-bit relaxed operations ------------------------*/ /** -- 2.26.2
