Raven: pci_pm_suspend takes over 1 second
Submitted by Paul Menzel
Assigned to Default DRI bug account
Link to original bug (#107277)
Description
Created attachment 140698
Linux 4.18-rc5+ messages
Profiling the suspend and resume time [1] on a MSI B350M MORTAR (MS-7A37) with AMD Ryzen 3 2200G with Radeon Vega Graphics with Linux 4.18-rc5+, pci_pm_suspend() takes over one second, which is too long.
[ 74.694600] amdgpu 0000:38:00.0: calling pci_pm_suspend+0x0/0x120 @ 1664, parent: 0000:00:08.1
[ 74.700292] sd 8:0:0:0: scsi_bus_suspend+0x0/0x20 [scsi_mod] returned 0 after 25514 usecs
[ 74.700326] scsi target8:0:0: calling scsi_bus_suspend+0x0/0x20 [scsi_mod] @ 175, parent: host8
[ 74.700346] scsi target8:0:0: scsi_bus_suspend+0x0/0x20 [scsi_mod] returned 0 after 6 usecs
[ 74.700382] scsi host8: calling scsi_bus_suspend+0x0/0x20 [scsi_mod] @ 181, parent: ata9
[ 74.700404] scsi host8: scsi_bus_suspend+0x0/0x20 [scsi_mod] returned 0 after 6 usecs
[ 74.700439] ata9: calling ata_port_pm_suspend+0x0/0x40 [libata] @ 173, parent: 0000:39:00.0
[ 74.700522] ata9: ata_port_pm_suspend+0x0/0x40 [libata] returned 0 after 67 usecs
[ 74.700544] ahci 0000:39:00.0: calling pci_pm_suspend+0x0/0x120 @ 7, parent: 0000:00:08.2
[ 74.700565] ahci 0000:39:00.0: pci_pm_suspend+0x0/0x120 returned 0 after 14 usecs
[ 74.700588] pcieport 0000:00:08.2: calling pci_pm_suspend+0x0/0x120 @ 1666, parent: pci0000:00
[ 74.700620] pcieport 0000:00:08.2: pci_pm_suspend+0x0/0x120 returned 0 after 25 usecs
[ 74.712063] usb 1-10: usb_dev_suspend+0x0/0x10 [usbcore] returned 0 after 36874 usecs
[ 74.712092] usb usb1: calling usb_dev_suspend+0x0/0x10 [usbcore] @ 174, parent: 0000:15:00.0
[ 74.712156] usb usb1: usb_dev_suspend+0x0/0x10 [usbcore] returned 0 after 51 usecs
[ 74.712173] xhci_hcd 0000:15:00.0: calling pci_pm_suspend+0x0/0x120 @ 1669, parent: 0000:00:01.2
[ 74.714213] xhci_hcd 0000:15:00.0: pci_pm_suspend+0x0/0x120 returned 0 after 1985 usecs
[ 74.714233] pcieport 0000:00:01.2: calling pci_pm_suspend+0x0/0x120 @ 1671, parent: pci0000:00
[ 74.714248] pcieport 0000:00:01.2: pci_pm_suspend+0x0/0x120 returned 0 after 11 usecs
[ 75.670011] amdgpu 0000:38:00.0: 000000007bb4b3e1 unpin not necessary
[ 75.736060] amdgpu 0000:38:00.0: pci_pm_suspend+0x0/0x120 returned 0 after 1017036 usecs
[1]: https://github.com/01org/pm-graph/
Attachment 140698, "Linux 4.18-rc5+ messages":
tokeiihto_mem_dmesg.txt