pvr_ccb_slo...lable_locked(9)

💖 pvr_ccb_slot_available_locked(9) 💖

okay so bestie, welcome to the Kernel API Manual corner for pvr_ccb_slot_available_locked(9). This one is lowkey a vibe check for a CCB: are there any slots available? slay. 🎀

🌸 NAME 🌸

pvr_ccb_slot_available_locked — test whether any slots are available in CCB. periodt.

✨ SYNOPSIS ✨

bool pvr_ccb_slot_available_locked (struct pvr_ccb *pvr_ccb , u32
       *write_offset );

🎀 ARGUMENTS 🎀

• pvr_ccb — the CCB to test. 💅
• write_offset — address to store the number of the next available slot. May be NULL. 🙈

🔥 DESCRIPTION 🔥

⚠️ Caller must hold pvr_ccb->lock. no cap, that part is mandatory.

💅 RETURN 💅

ngl, the return is simple:

• true if a slot is available, or ✨
• false if no slot is available. 😭

🦋 SEE ALSO 🦋

Kernel file ./drivers/gpu/drm/imagination/pvr_ccb.c — and the whole squad is serving:

pvr_ccb_init(9), pvr_ccb_fini(9), pvr_fwccb_process(9), pvr_kccb_capacity(9), pvr_kccb_used_slot_count_locked(9), pvr_kccb_send_cmd_reserved_powered(9), pvr_kccb_try_reserve_slot(9), pvr_kccb_reserve_slot_sync(9), pvr_kccb_send_cmd_powered(9), pvr_kccb_send_cmd(9), pvr_kccb_wait_for_completion(9), pvr_kccb_is_idle(9), struct pvr_kccb_fence(9), pvr_kccb_wake_up_waiters(9), pvr_kccb_fini(9), pvr_kccb_init(9), pvr_kccb_fence_alloc(9), pvr_kccb_fence_put(9), pvr_kccb_reserve_slot(9), pvr_kccb_release_slot(9), pvr_fwccb_init(9).

mwah 💋 — source/version: ./drivers/gpu/drm/imagination, date: October 2026, page: pvr_ccb_slo...lable_locked(9). bye bestie, go check those slots 🫶