Dear Nvidia Guys
We connect FPGA to one PCIE port,but after wake up system from standby, there will be endless PCIE error log.
It could be the issue of PCIE controller’s driver?
(without insmod related pcie device driver)
What could be the problem?
Looking forward to your reply.
Thanks a lot!
CPU: TK1
L4T VERSION: 21.7
Kernel dmesg info:
root@tegra-ubuntu:~# lspci
00:00.0 PCI bridge: NVIDIA Corporation TegraK1 PCIe x4 Bridge (rev a1)
01:00.0 Memory controller: Device 87cd:3211
02:00.0 PCI bridge: NVIDIA Corporation TegraK1 PCIe x1 Bridge (rev a1)
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 0c)
root@tegra-ubuntu:~#
/********************************* Go to standby *********************************/
root@tegra-ubuntu:~# echo mem > /sys/power/state
[ 35.314663]
[ 35.314663] backlight_pwm_supend---,state=2
[ 35.328367] Failed lp0 wake enable for irq=52, wake39 ret=-22
[ 35.341776] Failed lp0 wake enable for irq=118, wake18 ret=-22
[ 35.386800] Failed lp0 wake enable for irq=129, wake41 ret=-22
[ 35.392619] Failed lp0 wake enable for irq=129, wake43 ret=-22
[ 35.398465] Failed lp0 wake enable for irq=53, wake40 ret=-22
[ 35.404197] Failed lp0 wake enable for irq=53, wake42 ret=-22
[ 35.413901]
[ 35.413901] serial port=2,gpio 18 set as 0
[ 35.419664]
[ 35.419664] serial port=1,gpio 160 set as 0
/************************************ Wake UP ************************************/
[ 37.250369] PCIE: Response decoding error, signature: 1002004d
[ 37.257037] PCIE: Response decoding error, signature: 100200a1
[ 37.262868] PCIE: Response decoding error, signature: 100200a0
[ 37.265108] Failed lp0 wake disable for irq=53, wake40 ret=-22
[ 37.265111] Failed lp0 wake disable for irq=53, wake42 ret=-22
[ 37.267745] Failed lp0 wake disable for irq=129, wake41 ret=-22
[ 37.267747] Failed lp0 wake disable for irq=129, wake43 ret=-22
[ 37.292156] PCIE: Response decoding error, signature: 10030081
[ 37.298001] PCIE: Response decoding error, signature: 10020091
[ 37.303891] PCIE: Response decoding error, signature: 10030045
[ 37.309737] PCIE: Response decoding error, signature: 10030045
[ 37.315569] PCIE: Response decoding error, signature: 10030044
[ 37.321414] PCIE: Response decoding error, signature: 321000b8
[ 37.327309] PCIE: Response decoding error, signature: 321000b9
[ 37.333188] PCIE: Response decoding error, signature: 321000b9
[ 37.339081] PCIE: Response decoding error, signature: 321000b8
[ 37.344964] PCIE: Response decoding error, signature: 321000b9
[ 37.350848] PCIE: Response decoding error, signature: 321000b9