ata_pci_bmdma_init(9)

🌟 ata_pci_bmdma_init(9) — Kernel API Manual 🌟

okay so bestie, welcome to the Kernel API Manual page for ata_pci_bmdma_init(9) — it's giving PCI BMDMA resource acquisition and ATA host init, and we're gonna read it together like the group chat is watching 💖

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🌸 NAME 🌸

ata_pci_bmdma_init — acquire PCI BMDMA resources and init ATA host ✨

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✨ SYNOPSIS ✨

void ata_pci_bmdma_init (struct ata_host *host );

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🎀 ARGUMENTS 🎀

• host — target ATA host. That's the ATA host this whole little operation is for, no cap 💅

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💜 DESCRIPTION 💜

This function acquires the PCI BMDMA resources and initializes the host accordingly — resource-acquire era, then host-init era, exactly as advertised 🫶

LOCKING: inherited from the calling layer (may sleep). So yes bestie, it may sleep 😴 plan your vibe check accordingly.

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🌈 SEE ALSO 🌈

Kernel file ./drivers/ata/libata-sff.c — and the whole extended fam is invited, every single one, no skips, no missing references 🔥

• 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_issue(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_prepare_host(9)
• ata_pci_bmdma_init_one(9)
• ata_sff_port_init(9)

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That's the whole page, bestie — sourced from ./drivers/ata, repping the Kernel API Manual, dated October 2026, and starring ata_pci_bmdma_init(9) until the very last line 💅🎀