FM / 0000:03:00.0

/sys/devices/pci0000:00/0000:00:02.2/0000:03:00.0/

/sys/devices/pci0000:00/0000:00:02.2/0000:03:00.0

Name	Size	Mode	Actions
driver/	-	0755	rm
firmware_node/	-	0755	rm
link/	-	0755	rm
msi_irqs/	-	0755	rm
power/	-	0755	rm
subsystem/	-	0755	rm
usb1/	-	0755	rm
usb2/	-	0755	rm
usbmon/	-	0755	rm
wakeup/	-	0755	rm
ari_enabled	4096	0444	edit dl rm
broken_parity_status	4096	0644	edit dl rm
class	4096	0444	edit dl rm
config	4096	0644	edit dl rm
consistent_dma_mask_bits	4096	0444	edit dl rm
current_link_speed	4096	0444	edit dl rm
current_link_width	4096	0444	edit dl rm
d3cold_allowed	4096	0644	edit dl rm
device	4096	0444	edit dl rm
dma_mask_bits	4096	0444	edit dl rm
driver_override	4096	0644	edit dl rm
enable	4096	0644	edit dl rm
irq	4096	0444	edit dl rm
local_cpulist	4096	0444	edit dl rm
local_cpus	4096	0444	edit dl rm
max_link_speed	4096	0444	edit dl rm
max_link_width	4096	0444	edit dl rm
modalias	4096	0444	edit dl rm
msi_bus	4096	0644	edit dl rm
numa_node	4096	0644	edit dl rm
pools	4096	0444	edit dl rm
power_state	4096	0444	edit dl rm
remove	4096	0220	edit dl rm
rescan	4096	0200	edit dl rm
reset	4096	0200	edit dl rm
reset_method	4096	0644	edit dl rm
resource	4096	0444	edit dl rm
resource0	16384	0600	edit dl rm
revision	4096	0444	edit dl rm
subsystem_device	4096	0444	edit dl rm
subsystem_vendor	4096	0444	edit dl rm
uevent	4096	0644	edit dl rm
vendor	4096	0444	edit dl rm

Edit: /sys/devices/pci0000:00/0000:00:02.2/0000:03:00.0/pools (4096B)

poolinfo - 0.1 buffer-2048 0 0 2048 0 buffer-512 0 0 512 0 buffer-128 0 0 128 0 buffer-32 0 0 32 0 xHCI 1KB stream ctx arrays 0 0 1024 0 xHCI 256 byte stream ctx arrays 0 0 256 0 xHCI input/output contexts 2 3 2112 3 xHCI ring segments 6 6 4096 6 buffer-2048 0 0 2048 0 buffer-512 0 0 512 0 buffer-128 3 32 128 1 buffer-32 0 0 32 0