my bluetooth not detect any divice, and it comes no adapter

spnaik@spnaik-Vostro-2520:~$ lsb_release -a; uname -a; dmesg | grep -i blue
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 12.04.4 LTS
Release: 12.04
Codename: precise
Linux spnaik-Vostro-2520 3.11.0-19-generic #33~precise1-Ubuntu SMP Wed Mar 12 21:17:09 UTC 2014 i686 i686 i386 GNU/Linux
[ 13.766654] Bluetooth: Core ver 2.16
[ 13.766680] Bluetooth: HCI device and connection manager initialized
[ 13.766688] Bluetooth: HCI socket layer initialized
[ 13.766690] Bluetooth: L2CAP socket layer initialized
[ 13.766695] Bluetooth: SCO socket layer initialized
[ 13.826911] Bluetooth: RFCOMM TTY layer initialized
[ 13.826922] Bluetooth: RFCOMM socket layer initialized
[ 13.826923] Bluetooth: RFCOMM ver 1.11
[ 13.978238] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 13.978242] Bluetooth: BNEP filters: protocol multicast
[ 13.978250] Bluetooth: BNEP socket layer initialized
[ 58.151569] Bluetooth: can't load firmware, may not work correctly
[ 60.152369] Bluetooth: hci0 command 0x1003 tx timeout
[ 247.076197] Modules linked in: lib80211_crypt_tkip wl(POF) cfg80211 lib80211 ppp_deflate zlib_deflate bsd_comp ppp_async crc_ccitt btusb nls_utf8 isofs bnep rfcomm bluetooth parport_pc ppdev snd_hda_codec_hdmi snd_hda_codec_cirrus joydev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer i915 option snd_seq_device snd uvcvideo drm_kms_helper usb_wwan videobuf2_core drm soundcore videodev snd_page_alloc usbserial psmouse i2c_algo_bit videobuf2_vmalloc dell_wmi serio_raw sparse_keymap cdc_ncm mei_me usbnet mei videobuf2_memops dell_laptop mac_hid dcdbas wmi video binfmt_misc lpc_ich lp parport usb_storage hid_generic usbhid hid r8169 ahci mii libahci [last unloaded: bcma]