ata_sff_qc_issue(9)

🎀 NAME 🎀

okay so bestie, this is ata_sff_qc_issue(9) from the Kernel API Manual — and the whole point is ata_sff_qc_issue: issue taskfile to a SFF controller 💅✨

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✨ SYNOPSIS ✨

unsigned int ata_sff_qc_issue (struct ata_queued_cmd *qc );

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💅 ARGUMENTS 💅

• qc — the command to issue to the device 🫶 that's the whole argument, bestie.

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🦋 DESCRIPTION 🦋

This function issues a PIO or NODATA command to a SFF controller. Literally its whole main-character job 🌟

LOCKING: spin_lock_irqsave(host lock) — yes, that exact locking note, no improvising 🙈

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🌸 RETURN 🌸

Zero on success, AC_ERR_* mask on failure. So zero is the slay outcome; anything else means check that mask 🔥

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👑 SEE ALSO 👑

Kernel file: ./drivers/ata/libata-sff.c — and here's the full bestie roster, every single ref:

• ata_sff_check_status(9)
• ata_sff_altstatus(9)
• ata_sff_irq_status(9)
• ata_sff_sync(9)
• ata_sff_pause(9)
• ata_sff_dma_pause(9)
• ata_sff_wait_ready(9)
• ata_sff_set_devctl(9)
• ata_sff_dev_select(9)
• ata_dev_select(9)
• ata_sff_irq_on(9)
• ata_sff_tf_load(9)
• ata_sff_tf_read(9)
• ata_sff_exec_command(9)
• ata_tf_to_host(9)
• ata_sff_data_xfer(9)
• ata_sff_data_xfer32(9)
• ata_pio_sector(9)
• ata_pio_sectors(9)
• atapi_send_cdb(9)
• __atapi_pio_bytes(9)
• atapi_pio_bytes(9)
• ata_hsm_ok_in_wq(9)
• ata_hsm_qc_complete(9)
• ata_sff_hsm_move(9)
• ata_sff_qc_fill_rtf(9)
• ata_sff_port_intr(9)
• ata_sff_interrupt(9)
• ata_sff_lost_interrupt(9)
• ata_sff_freeze(9)
• ata_sff_thaw(9)
• ata_sff_prereset(9)
• ata_devchk(9)
• ata_sff_dev_classify(9)
• ata_sff_wait_after_reset(9)
• ata_sff_softreset(9)
• sata_sff_hardreset(9)
• ata_sff_postreset(9)
• ata_sff_drain_fifo(9)
• ata_sff_error_handler(9)
• ata_sff_std_ports(9)
• ata_pci_sff_init_host(9)
• ata_pci_sff_prepare_host(9)
• ata_pci_sff_activate_host(9)
• ata_pci_sff_init_one(9)
• ata_bmdma_fill_sg(9)
• ata_bmdma_fill_sg_dumb(9)
• ata_bmdma_qc_prep(9)
• ata_bmdma_dumb_qc_prep(9)
• ata_bmdma_qc_issue(9)
• ata_bmdma_port_intr(9)
• ata_bmdma_interrupt(9)
• ata_bmdma_error_handler(9)
• ata_bmdma_post_internal_cmd(9)
• ata_bmdma_irq_clear(9)
• ata_bmdma_setup(9)
• ata_bmdma_start(9)
• ata_bmdma_stop(9)
• ata_bmdma_status(9)
• ata_bmdma_port_start(9)
• ata_bmdma_port_start32(9)
• ata_pci_bmdma_clear_simplex(9)
• ata_pci_bmdma_init(9)
• ata_pci_bmdma_prepare_host(9)
• ata_pci_bmdma_init_one(9)
• ata_sff_port_init(9)

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Source path is ./drivers/ata, date is October 2026 — mwah 💋 go forth and issue those taskfiles, bestie 💖✨🦋