Hi,
Please try the images on the below link:
http://kernel.ubuntu.com/~ming/bugs/1197616/v1/
Also the kernel patch can be found on the link.
Thanks,
--
Ming Lei
On Thu, Jul 4, 2013 at 11:41 AM, Launchpad Bug Tracker
<1197...@bugs.launchpad.net> wrote:
> You have been subscribed to a public bug by Anthony Wong (anthonywong):
>
> Summary: Bluetooth sometimes does not work after resuming from suspend
>
> Steps:
> 1. fwts s3 --s3-multiple=30 --s3-max-delay=5 --s3-min-delay=5
> 2. hcitool scan
>
> Expected results: Can scan and connect to BT devices
>
> Actual results: Can't scan and connect to BT devices
>
> In kern.log:
>
> Jul 3 00:33:48 1704 kernel: [ 2365.124561] PM: Finishing wakeup.
> Jul 3 00:33:48 1704 kernel: [ 2365.156748] ------------[ cut here
> ]------------
> Jul 3 00:33:48 1704 kernel: [ 2365.156764] WARNING: at
> /build/buildd/linux-lts-quantal-3.5.0/drivers/base/firmware_class.c:597
> request_firmware+0xb5/0xf0()
> Jul 3 00:33:48 1704 kernel: [ 2365.156767] Hardware name: Inspiron 3137
> Jul 3 00:33:48 1704 kernel: [ 2365.124564] Restarting tasks ...
> Jul 3 00:33:48 1704 kernel: [ 2365.156770] Modules linked in: hid_multitouch
> snd_hda_codec_realtek(O) snd_hda_codec_hdmi(O) snd_hda_intel(O)
> snd_hda_codec(O) snd_hwdep coretemp kvm_intel snd_pcm kvm ghash_clmulni_intel
> cryptd snd_seq_midi joydev snd_rawmidi dell_laptop dcdbas dell_wmi
> sparse_keymap dm_multipath scsi_dh lib80211_crypt_tkip snd_seq_midi_event
> microcode psmouse wl(PO) bnep snd_seq uvcvideo videobuf2_core videodev
> videobuf2_vmalloc snd_timer cfg80211 snd_seq_device btusb videobuf2_memops
> serio_raw parport_pc lib80211 rfcomm ppdev i915_hsw bluetooth snd soundcore
> snd_page_alloc wmi drm_kms_helper drm i2c_algo_bit intel_ips video mac_hid lp
> parport usbhid hid dm_raid45 xor dm_mirror dm_region_hash dm_log btrfs
> zlib_deflate libcrc32c r8168(O) [last unloaded: hid_multitouch]
> Jul 3 00:33:48 1704 kernel: [ 2365.156867] Pid: 25680, comm: kworker/0:2
> Tainted: P W IO 3.5.0-22-generic #34~precise1-Ubuntu
> Jul 3 00:33:48 1704 kernel: [ 2365.156870] Call Trace:
> Jul 3 00:33:48 1704 kernel: [ 2365.156881] [<ffffffff81052c9f>]
> warn_slowpath_common+0x7f/0xc0
> Jul 3 00:33:48 1704 kernel: [ 2365.156887] [<ffffffff81052cfa>]
> warn_slowpath_null+0x1a/0x20
> Jul 3 00:33:48 1704 kernel: [ 2365.156894] [<ffffffff81437575>]
> request_firmware+0xb5/0xf0
> Jul 3 00:33:48 1704 kernel: [ 2365.156912] [<ffffffffa02ee470>] ?
> hci_dev_open+0x290/0x290 [bluetooth]
> Jul 3 00:33:48 1704 kernel: [ 2365.156922] [<ffffffffa0337b0a>]
> btusb_load_firmware+0xba/0x240 [btusb]
> Jul 3 00:33:48 1704 kernel: [ 2365.156936] [<ffffffffa02ee324>]
> hci_dev_open+0x144/0x290 [bluetooth]
> Jul 3 00:33:48 1704 kernel: [ 2365.156949] [<ffffffffa02ee48d>]
> hci_power_on+0x1d/0x80 [bluetooth]
> Jul 3 00:33:48 1704 kernel: [ 2365.156958] [<ffffffff81071bba>]
> process_one_work+0x11a/0x480
> Jul 3 00:33:48 1704 kernel: [ 2365.156964] [<ffffffff81072bd5>]
> worker_thread+0x165/0x370
> Jul 3 00:33:48 1704 kernel: [ 2365.156971] [<ffffffff81072a70>] ?
> manage_workers.isra.29+0x130/0x130
> Jul 3 00:33:48 1704 kernel: [ 2365.156977] [<ffffffff81077b73>]
> kthread+0x93/0xa0
> Jul 3 00:33:48 1704 kernel: [ 2365.156985] [<ffffffff816a8524>]
> kernel_thread_helper+0x4/0x10
> Jul 3 00:33:48 1704 kernel: [ 2365.156990] [<ffffffff81077ae0>] ?
> flush_kthread_worker+0xb0/0xb0
> Jul 3 00:33:48 1704 kernel: [ 2365.156996] [<ffffffff816a8520>] ?
> gs_change+0x13/0x13
> Jul 3 00:33:48 1704 kernel: [ 2365.156999] ---[ end trace 4ef11670192df83d
> ]---
> Jul 3 00:33:48 1704 kernel: [ 2365.157006] usb 1-1.7: firmware:
> fw-0a5c_21d7.hcd will not be loaded
> Jul 3 00:33:48 1704 kernel: [ 2365.159451] Bluetooth: can't load firmware,
> may not work correctly
> Jul 3 00:33:48 1704 kernel: [ 2365.164446] done.
>
> ** Affects: linux (Ubuntu)
> Importance: Medium
> Assignee: Ming Lei (tom-leiming)
> Status: Confirmed
>
> --
> Bluetooth sometimes does not work after resuming from suspend
> https://bugs.launchpad.net/bugs/1197616
> You received this bug notification because you are a bug assignee.
--
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https://bugs.launchpad.net/bugs/1197616
Title:
Bluetooth sometimes does not work after resuming from suspend
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