alloc_cmd_buf(9)

💖 alloc_cmd_buf(9) 💖

okay so welcome to the alloc_cmd_buf(9) page from the Kernel API Manual, bestie 🫶 this one is short and sweet — it’s all about allocating a dma buffer for an API CMD command. no cap, that’s the whole mission.

✨ NAME ✨

alloc_cmd_buf — allocate a dma buffer for API CMD command

🌈 SYNOPSIS 🌈

int alloc_cmd_buf (struct hinic_api_cmd_chain *chain , struct
       hinic_api_cmd_cell *cell , int cell_idx );

🎀 ARGUMENTS 🎀

• chain — the API CMD specific chain for the cmd
• cell — the cell in the HW for the cmd
• cell_idx — the index of the cell

🦋 DESCRIPTION 🦋

Return 0 - Success, negative - Failure.

that’s it, that’s the return vibe check — 0 means Success, and negative means Failure. no extra lore, periodt 💅

👑 SEE ALSO 👑

the kernel file is ./drivers/net/ethernet/huawei/hinic/hinic_hw_api_cmd.c — and here are all the linked manual pages, in their original order:

• chain_busy(9)
• get_cell_data_size(9)
• prepare_cell_ctrl(9)
• prepare_api_cmd(9)
• prepare_cell(9)
• api_cmd_status_update(9)
• wait_for_status_poll(9)
• wait_for_api_cmd_completion(9)
• api_cmd(9)
• hinic_api_cmd_write(9)
• api_cmd_hw_restart(9)
• api_cmd_ctrl_init(9)
• api_cmd_set_status_addr(9)
• api_cmd_set_num_cells(9)
• api_cmd_head_init(9)
• api_cmd_chain_hw_clean(9)
• api_cmd_chain_hw_init(9)
• free_cmd_buf(9)
• api_cmd_create_cell(9)
• api_cmd_destroy_cell(9)
• api_cmd_destroy_cells(9)
• api_cmd_create_cells(9)
• api_chain_init(9)
• api_chain_free(9)
• api_cmd_create_chain(9)
• api_cmd_destroy_chain(9)
• hinic_api_cmd_init(9)
• hinic_api_cmd_free(9)

okay bye bestie 💅 this page’s source/version is ./drivers/net/ethernet/huawei/... and it’s dated October 2026 — alloc_cmd_buf(9) out 🎀✨