On Wed, Jul 18, 2012 at 3:04 PM, Andrei Emeltchenko <andrei.emeltchenko.news@xxxxxxxxx> wrote: > Hi Victor, > > On Wed, Jul 18, 2012 at 02:26:47PM +0800, victor yeo wrote: >> > Hi Victor, >> > >> > * victor yeo <victoryeo1974@xxxxxxxxx> [2012-07-17 17:34:32 +0800]: >> > >> >> Hi, >> >> >> >> The hcidump program shows a remote name request "Page Timeout" error. >> >> I do not understand the reason. The Bluez stack requests for remote >> >> name, the device replied with 'Nonin_Medical_Inc._359443' twice, Then >> >> Bluez stack requests again, got "Page Timeout" error, and connection >> >> stops. What is the reason of this behavior? >> >> >> >> Thanks, >> >> Victor >> >> >> >> < HCI Command: Remote Name Request (0x01|0x0019) plen 10 >> >> bdaddr 00:1C:05:00:70:44 mode 2 clkoffset 0x0000 >> >> > HCI Event: Command Status (0x0f) plen 4 >> >> Remote Name Request (0x01|0x0019) status 0x00 ncmd 1 >> >> > HCI Event: Remote Name Req Complete (0x07) plen 255 >> >> status 0x00 bdaddr 00:1C:05:00:70:44 name 'Nonin_Medical_Inc._359443' >> >> < HCI Command: Remote Name Request (0x01|0x0019) plen 10 >> >> bdaddr 00:1C:05:00:70:44 mode 2 clkoffset 0x0000 >> >> > HCI Event: Command Status (0x0f) plen 4 >> >> Remote Name Request (0x01|0x0019) status 0x00 ncmd 1 >> >> > HCI Event: Remote Name Req Complete (0x07) plen 255 >> >> status 0x00 bdaddr 00:1C:05:00:70:44 name 'Nonin_Medical_Inc._359443' >> >> < HCI Command: Remote Name Request (0x01|0x0019) plen 10 >> >> bdaddr 00:1C:05:00:70:44 mode 2 clkoffset 0x0000 >> >> > HCI Event: Command Status (0x0f) plen 4 >> >> Remote Name Request (0x01|0x0019) status 0x00 ncmd 1 >> >> > HCI Event: Remote Name Req Complete (0x07) plen 255 >> >> status 0x04 bdaddr 00:1C:05:00:70:44 name '' >> >> Error: Page Timeout > > BTW: What about adding timestamp, just wondering are those requests sent > immediately one after one. > >> > Can you enable dynamic_debug on your kernel for the bluetooth module and post >> > those logs to us? I wanna see what HCI is doing here. >> > >> > Gustavo >> >> So i re-build the kernel with CONFIG_DYNAMIC_DEBUG, use the newly >> built kernel, then run? >> >> echo -n 'module bluetoothd +p' > <debugfs>/dynamic_debug/control > > something like this is enough: > > echo 'file l2cap_core.c +fpt' > /debugfs/dynamic_debug/control; \ > echo 'file hci_conn.c +fpt' > /debugfs/dynamic_debug/control; \ > echo 'file hci_event.c +fpt' > /debugfs/dynamic_debug/control; \ > echo 'file hci_core.c +fpt' > /debugfs/dynamic_debug/control" > > Best regards > Andrei Emeltchenko > Hi, I found out the root cause of the "Page Timeout" error. I swap in another bluetooth module. The device data is received by Bluez. -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
