Comment 2 for bug 1298712

Simple mixer control 'Bass Speaker',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]

does it have a subwoofer ?

[ 9.497349] autoconfig: line_outs=1 (0xd/0x0/0x0/0x0/0x0) type:speaker
[ 9.497352] speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 9.497354] hp_outs=1 (0xa/0x0/0x0/0x0/0x0)
[ 9.497355] mono: mono_out=0x0
[ 9.497357] inputs:
[ 9.497359] Internal Mic=0xc
[ 9.497361] Mic=0xb

Codec: LSI ID 1040
Address: 1
MFG Function Id: 0x2 (unsol 1)
Vendor Id: 0x11c11040
Subsystem Id: 0x103c1378
Revision Id: 0x100200
Modem Function Group: 0x1

seem your hda modem was parsed by the auto parser

[ 9.549677] autoconfig: line_outs=0 (0x0/0x0/0x0/0x0/0x0) type:line
[ 9.549682] speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 9.549685] hp_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 9.549686] mono: mono_out=0x0

!!Sysfs Files
!!-----------

/sys/class/sound/hwC0D0/init_pin_configs:
0x0a 0x0221101f
0x0b 0x02a11030
0x0c 0x90a10120
0x0d 0x90170110
0x0e 0x400001f0
0x14 0x400001f0
0x18 0x400001f0
0x1e 0x400001f0
0x1f 0x400001f0
0x20 0x400001f0

/sys/class/sound/hwC0D0/driver_pin_configs:
0x0f 0x40f000f0
0x19 0x40f000f3
0x0d 0x90170010

[ 9.549688] inputs: