wx_acquire_sw_sync(9)

okay so you opened the Kernel API Manual and landed on wx_acquire_sw_sync(9) — this page is short, sweet, and very “semaphore acquisition is my whole personality” 💅✨

🌸 NAME 🌸

wx_acquire_sw_sync — Acquire SW semaphore.

✨ SYNOPSIS ✨

int wx_acquire_sw_sync (struct wx *wx , u32 mask );

🎀 ARGUMENTS 🎀

• wx — pointer to hardware structure. literally the hardware struct pointer, bestie 🫶
• mask — mask to specify which semaphore to acquire. it’s the mask that says which semaphore we’re grabbing, no cap.

🦋 DESCRIPTION 🦋

this one acquires the SW semaphore for the specified function: CSR, PHY0, PHY1, EEPROM, Flash. so if the specified function is one of those, this is the call that grabs the SW semaphore for it. periodt. 🔥

🔥 SEE ALSO 🔥

• Kernel file: ./drivers/net/ethernet/wangxun/libwx/wx_hw.c
• The whole (9) friend group: wx_irq_disable(9), wx_mng_present(9), wx_release_sw_sync(9), wx_host_interface_command(9), wx_read_ee_hostif_data(9), wx_read_ee_hostif(9), wx_read_ee_hostif_buffer(9), wx_init_eeprom_params(9), wx_get_mac_addr(9), wx_set_rar(9), wx_clear_rar(9), wx_clear_vmdq(9), wx_init_uta_tables(9), wx_init_rx_addrs(9), wx_write_uc_addr_list(9), wx_mta_vector(9), wx_set_mta(9), wx_update_mc_addr_list(9), wx_write_mc_addr_list(9), wx_set_mac(9), wx_set_rxpba(9), wx_hpbthresh(9), wx_lpbthresh(9), wx_pbthresh_setup(9), wx_disable_sec_rx_path(9), wx_enable_sec_rx_path(9), wx_change_mtu(9), wx_configure_tx(9), wx_configure_rx(9), wx_disable_pcie_master(9), wx_stop_adapter(9), wx_get_pcie_msix_counts(9), wx_init_rss_key(9), wx_find_vlvf_slot(9), wx_set_vlvf(9), wx_set_vfta(9), wx_clear_vfta(9), wx_update_stats(9), wx_clear_hw_cntrs(9), wx_start_hw(9)

xoxo, this page is brought to you by source/version ./drivers/net/ethernet/wangxun... and the date October 2026 — wx_acquire_sw_sync(9) signing off 💖🦋