On Tue, 3 Feb 2004, Charles Lepple wrote: > Alan, do you have a sample of normal uhci_hcd kernel messages before and > after suspend?
Here they are, although I don't know that they will help very much. In each case I did "apm --suspend". log1.txt was with no USB devices plugged in, and log2.txt was with a USB CD-ROM connected and a disc mounted. The disc was still mounted and useable afterwards. Note that the timestamps aren't quite correct because the last few events before the suspend weren't received by syslogd until after the resume. Alan Stern
Feb 4 11:27:52 ida kernel: hdd: start_power_step(step: 0) Feb 4 11:27:52 ida kernel: hdd: completing PM request, suspend Feb 4 11:27:52 ida kernel: hdc: start_power_step(step: 0) Feb 4 11:27:52 ida kernel: hdc: completing PM request, suspend Feb 4 11:27:52 ida kernel: hdb: start_power_step(step: 0) Feb 4 11:27:52 ida kernel: hdb: start_power_step(step: 1) Feb 4 11:27:53 ida kernel: hdb: complete_power_step(step: 1, stat: 50, err: 0) Feb 4 11:27:53 ida kernel: hdb: completing PM request, suspend Feb 4 11:27:53 ida kernel: hda: start_power_step(step: 0) Feb 4 11:27:53 ida kernel: hda: start_power_step(step: 1) Feb 4 11:27:53 ida kernel: hda: complete_power_step(step: 1, stat: 50, err: 0) Feb 4 11:27:53 ida kernel: hda: completing PM request, suspend Feb 4 11:28:12 ida kernel: uhci_hcd 0000:00:07.2: suspend D4 --> D3 Feb 4 11:28:16 ida kernel: drivers/usb/host/uhci-hcd.c: 6400: suspend_hc Feb 4 11:28:16 ida kernel: uhci_hcd 0000:00:07.2: resume from state D4 Feb 4 11:28:16 ida kernel: hda: Wakeup request inited, waiting for !BSY... Feb 4 11:28:16 ida kernel: hda: start_power_step(step: 1000) Feb 4 11:28:16 ida kernel: blk: queue c7a11bf8, I/O limit 4095Mb (mask 0xffffffff) Feb 4 11:28:16 ida kernel: hda: completing PM request, resume Feb 4 11:28:16 ida kernel: hdb: Wakeup request inited, waiting for !BSY... Feb 4 11:28:16 ida kernel: hdb: start_power_step(step: 1000) Feb 4 11:28:16 ida kernel: blk: queue c79a9bf8, I/O limit 4095Mb (mask 0xffffffff) Feb 4 11:28:16 ida kernel: hdb: completing PM request, resume Feb 4 11:28:16 ida kernel: hdc: Wakeup request inited, waiting for !BSY... Feb 4 11:28:16 ida kernel: hdc: start_power_step(step: 1000) Feb 4 11:28:16 ida kernel: hdc: completing PM request, resume Feb 4 11:28:16 ida kernel: hdd: Wakeup request inited, waiting for !BSY... Feb 4 11:28:16 ida kernel: hdd: start_power_step(step: 1000) Feb 4 11:28:16 ida kernel: hdd: completing PM request, resume Feb 4 11:28:16 ida kernel: drivers/usb/host/uhci-hcd.c: 6400: wakeup_hc Feb 4 11:28:16 ida kernel: drivers/usb/host/uhci-hcd.c: 6400: suspend_hc
Feb 4 11:31:07 ida kernel: hdd: start_power_step(step: 0) Feb 4 11:31:07 ida kernel: hdd: completing PM request, suspend Feb 4 11:31:07 ida kernel: hdc: start_power_step(step: 0) Feb 4 11:31:07 ida kernel: hdc: completing PM request, suspend Feb 4 11:31:07 ida kernel: hdb: start_power_step(step: 0) Feb 4 11:31:07 ida kernel: hdb: start_power_step(step: 1) Feb 4 11:31:07 ida kernel: hdb: complete_power_step(step: 1, stat: 50, err: 0) Feb 4 11:31:07 ida kernel: hdb: completing PM request, suspend Feb 4 11:31:07 ida kernel: hda: start_power_step(step: 0) Feb 4 11:31:07 ida kernel: hda: start_power_step(step: 1) Feb 4 11:31:07 ida kernel: hda: complete_power_step(step: 1, stat: 50, err: 0) Feb 4 11:31:07 ida kernel: hda: completing PM request, suspend Feb 4 11:31:37 ida kernel: uhci_hcd 0000:00:07.2: suspend D4 --> D3 Feb 4 11:31:40 ida kernel: drivers/usb/host/uhci-hcd.c: 6400: suspend_hc Feb 4 11:31:40 ida kernel: uhci_hcd 0000:00:07.2: resume from state D4 Feb 4 11:31:40 ida kernel: hda: Wakeup request inited, waiting for !BSY... Feb 4 11:31:40 ida kernel: hda: start_power_step(step: 1000) Feb 4 11:31:40 ida kernel: blk: queue c7a11bf8, I/O limit 4095Mb (mask 0xffffffff) Feb 4 11:31:40 ida kernel: hda: completing PM request, resume Feb 4 11:31:40 ida kernel: hdb: Wakeup request inited, waiting for !BSY... Feb 4 11:31:40 ida kernel: hdb: start_power_step(step: 1000) Feb 4 11:31:40 ida kernel: blk: queue c79a9bf8, I/O limit 4095Mb (mask 0xffffffff) Feb 4 11:31:40 ida kernel: hdb: completing PM request, resume Feb 4 11:31:40 ida kernel: hdc: Wakeup request inited, waiting for !BSY... Feb 4 11:31:40 ida kernel: hdc: start_power_step(step: 1000) Feb 4 11:31:40 ida kernel: hdc: completing PM request, resume Feb 4 11:31:40 ida kernel: hdd: Wakeup request inited, waiting for !BSY... Feb 4 11:31:40 ida kernel: hdd: start_power_step(step: 1000) Feb 4 11:31:40 ida kernel: hdd: completing PM request, resume Feb 4 11:31:40 ida kernel: drivers/usb/host/uhci-hcd.c: 6400: wakeup_hc
