hw_test_and..._setup_guard(9)

hw_test_and..._setup_guard(9) 💅

okay so bestie, welcome to the hw_test_and..._setup_guard(9) page from the Kernel API Manual — yes, the manual name is folded in right here like a little name tag at the group chat. this page is lowkey tiny but it's giving main character energy, and we're gonna read every crumb. no cap. ✨

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🌸 NAME 🌸

hw_test_and_clear_setup_guard — test & clear setup guard (execute without interruption) 💖

the parenthetical is part of the name, bestie — not me adding drama. periodt.

✨ SYNOPSIS ✨

here's the signature, copy it exactly — spaces, semicolon, all of it 💅

int hw_test_and_clear_setup_guard (struct ci_hdrc *ci );

🫶 ARGUMENTS 🫶

• ci — the controller 🎀

that's it. one argument, one job. iconic.

💖 DESCRIPTION 💖

This function returns guard value. that's the whole description, fr fr — returns guard value and nothing extra. short and iconic. ✨

🔥 SEE ALSO 🔥

Kernel file: ./drivers/usb/chipidea/udc.c

and the whole reference squad — every single one, because we do not skip the boring parts in this house 🫶:

• hw_ep_bit(9)
• hw_device_state(9)
• hw_ep_flush(9)
• hw_ep_disable(9)
• hw_ep_enable(9)
• hw_ep_get_halt(9)
• hw_ep_prime(9)
• hw_ep_set_halt(9)
• hw_port_is_high_speed(9)
• hw_test_and_clear_complete(9)
• hw_test_and_clear_intr_active(9)
• hw_test_and_set_setup_guard(9)
• hw_usb_set_address(9)
• hw_usb_reset(9)
• _usb_addr(9)
• _hardware_enqueue(9)
• free_pending_td(9)
• _hardware_dequeue(9)
• _ep_nuke(9)
• _gadget_stop_activity(9)
• isr_reset_handler(9)
• isr_get_status_complete(9)
• _ep_queue(9)
• isr_get_status_response(9)
• isr_setup_status_complete(9)
• isr_setup_status_phase(9)
• isr_tr_complete_low(9)
• isr_setup_packet_handler(9)
• isr_tr_complete_handler(9)
• ci_udc_start(9)
• udc_start(9)
• udc_stop(9)
• ci_hdrc_gadget_init(9)

iykyk 💜

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okay that's the page, bestie — mwah 💋 source/version: ./drivers/usb/chipidea, date: October 2026. slay and goodbye 🌈