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Please, take a look at the cover letter for more details). Signed-off-by: Viktor Barna --- drivers/net/wireless/celeno/cl8k/mac_addr.h | 61 +++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 drivers/net/wireless/celeno/cl8k/mac_addr.h diff --git a/drivers/net/wireless/celeno/cl8k/mac_addr.h b/drivers/net/wireless/celeno/cl8k/mac_addr.h new file mode 100644 index 000000000000..3f916f2b7f7b --- /dev/null +++ b/drivers/net/wireless/celeno/cl8k/mac_addr.h @@ -0,0 +1,61 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ +/* Copyright(c) 2019-2022, Celeno Communications Ltd. */ + +#ifndef CL_MAC_ADDR_H +#define CL_MAC_ADDR_H + +#include "hw.h" + +int cl_mac_addr_set(struct cl_hw *cl_hw); + +static inline void cl_mac_addr_copy(u8 *dest_addr, const u8 *src_addr) +{ + memcpy(dest_addr, src_addr, ETH_ALEN); +} + +static inline bool cl_mac_addr_compare(const u8 *addr1, const u8 *addr2) +{ + return !memcmp(addr1, addr2, ETH_ALEN); +} + +static inline bool cl_mac_addr_is_zero(const u8 *addr) +{ + const u8 addr_zero[ETH_ALEN] = {0}; + + return !memcmp(addr, addr_zero, ETH_ALEN); +} + +static inline bool cl_mac_addr_is_broadcast(const u8 *addr) +{ + const u8 addr_bcast[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + + return !memcmp(addr, addr_bcast, ETH_ALEN); +} + +static inline void cl_mac_addr_array_to_nxmac(u8 *array, u32 *low, u32 *high) +{ + /* Convert mac address (in a form of array) to a C nxmac form. + * Input: array - MAC address + * Output: low - array[0..3], high - array[4..5] + */ + u8 i; + + for (i = 0; i < 4; i++) + *low |= (u32)(((u32)array[i]) << (i * 8)); + + for (i = 0; i < 2; i++) + *high |= (u32)(((u32)array[i + 4]) << (i * 8)); +} + +static inline u8 cl_mac_addr_find_idx(struct cl_hw *cl_hw, u8 *addr) +{ + u8 i; + + for (i = 0; i < cl_hw->n_addresses; i++) + if (cl_mac_addr_compare(cl_hw->addresses[i].addr, addr)) + return i; + + return BSS_INVALID_IDX; +} + +#endif /* CL_MAC_ADDR_H */ -- 2.36.1