Description of problem:

Sound worked fine on fedora 19 (still does, in fact even with the newest f19 kernel), but sound don't work at all on fedora 20 3.12.7 kernel. I see this in dmesg:

...
[    2.941861] ACPI Warning: 0x000000000000f040-0x000000000000f05f SystemIO conflicts with Region \_SB_.PCI0.SBUS.SMBI 1 (20130725/utaddress-251)
[    2.941866] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[    2.941952] ALSA sound/pci/hda/hda_i915.c:58 HDA driver get symbol successfully from i915 module
[    2.941966] snd_hda_intel 0000:00:03.0: irq 48 for MSI/MSI-X
[    2.942035] snd_hda_intel 0000:00:1b.0: irq 49 for MSI/MSI-X
[    2.946682] ALSA sound/pci/hda/hda_codec.c:570 hda_codec: invalid CONNECT_LIST verb 5[1]:0
[    2.946746] ALSA sound/pci/hda/hda_codec.c:570 hda_codec: invalid CONNECT_LIST verb 6[1]:0
[    2.951412] hda_codec: ALC1150: SKU not ready 0x00000000
[    2.951515] input: HDA Intel MID HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:03.0/sound/card0/input10
[    2.951550] input: HDA Intel MID HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:03.0/sound/card0/input9
[    2.951576] input: HDA Intel MID HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:03.0/sound/card0/input8
[    2.951863] ALSA sound/pci/hda/hda_auto_parser.c:393 autoconfig: line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line
[    2.951865] ALSA sound/pci/hda/hda_auto_parser.c:397    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[    2.951865] ALSA sound/pci/hda/hda_auto_parser.c:401    hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[    2.951866] ALSA sound/pci/hda/hda_auto_parser.c:402    mono: mono_out=0x0
[    2.951867] ALSA sound/pci/hda/hda_auto_parser.c:405    dig-out=0x11/0x1e
[    2.951867] ALSA sound/pci/hda/hda_auto_parser.c:406    inputs:
[    2.951869] ALSA sound/pci/hda/hda_auto_parser.c:410      Front Mic=0x19
[    2.951869] ALSA sound/pci/hda/hda_auto_parser.c:410      Rear Mic=0x18
[    2.951870] ALSA sound/pci/hda/hda_auto_parser.c:410      Line=0x1a
[    2.951871] ALSA sound/pci/hda/patch_realtek.c:491 realtek: No valid SSID, checking pincfg 0x00000000 for NID 0x1d
[    2.951872] ALSA sound/pci/hda/patch_realtek.c:574 realtek: Enable default setup for auto mode as fallback
[    2.955662] usb 3-6.1.3: new full-speed USB device number 9 using xhci_hcd
[    2.963174] input: HDA Intel PCH Line Out Side as /devices/pci0000:00/0000:00:1b.0/sound/card1/input16
[    2.963212] input: HDA Intel PCH Line Out CLFE as /devices/pci0000:00/0000:00:1b.0/sound/card1/input15
[    2.963247] input: HDA Intel PCH Line Out Surround as /devices/pci0000:00/0000:00:1b.0/sound/card1/input14
[    2.963275] input: HDA Intel PCH Line Out Front as /devices/pci0000:00/0000:00:1b.0/sound/card1/input13
[    2.963301] input: HDA Intel PCH Line as /devices/pci0000:00/0000:00:1b.0/sound/card1/input12
[    2.963324] input: HDA Intel PCH Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card1/input11
[    2.964517] systemd-udevd[394]: renamed network interface eth0 to em1
...
[    9.113143] ALSA sound/pci/hda/hda_eld.c:334 HDMI: ELD buf size is 0, force 128
[    9.113157] ALSA sound/pci/hda/hda_eld.c:351 HDMI: invalid ELD data byte 0
[    9.113204] ALSA sound/pci/hda/hda_eld.c:334 HDMI: ELD buf size is 0, force 128
[    9.113225] ALSA sound/pci/hda/hda_eld.c:351 HDMI: invalid ELD data byte 0
[   18.192418] Bluetooth: RFCOMM TTY layer initialized
[   18.192427] Bluetooth: RFCOMM socket layer initialized
[   18.192428] Bluetooth: RFCOMM ver 1.11
[   21.779428] br0: port 1(em1.1) entered forwarding state
[   21.779438] bifrost: port 1(em1.3) entered forwarding state
[  876.722545] ALSA sound/pci/hda/hda_eld.c:334 HDMI: ELD buf size is 0, force 128
[  876.722566] ALSA sound/pci/hda/hda_eld.c:351 HDMI: invalid ELD data byte 0
[  876.722611] ALSA sound/pci/hda/hda_eld.c:334 HDMI: ELD buf size is 0, force 128
[  876.722632] ALSA sound/pci/hda/hda_eld.c:351 HDMI: invalid ELD data byte 0
[  897.338503] TCP: lp registered
[  940.638182] ALSA sound/pci/hda/hda_eld.c:334 HDMI: ELD buf size is 0, force 128
[  940.638203] ALSA sound/pci/hda/hda_eld.c:351 HDMI: invalid ELD data byte 0
[  940.638250] ALSA sound/pci/hda/hda_eld.c:334 HDMI: ELD buf size is 0, force 128
[  940.638271] ALSA sound/pci/hda/hda_eld.c:351 HDMI: invalid ELD data byte 0
[ 1026.039541] ALSA sound/pci/hda/hda_eld.c:334 HDMI: ELD buf size is 0, force 128
[ 1026.039562] ALSA sound/pci/hda/hda_eld.c:351 HDMI: invalid ELD data byte 0
[ 1026.039608] ALSA sound/pci/hda/hda_eld.c:334 HDMI: ELD buf size is 0, force 128
[ 1026.039629] ALSA sound/pci/hda/hda_eld.c:351 HDMI: invalid ELD data byte 0

Version-Release number of selected component (if applicable):
kernel-3.12.7-300.fc20.x86_64

How reproducible:
Every time


Steps to Reproduce:
1.install fedora 20
2.get no sound
3.

Actual results:
no sound

Expected results:
same sound support that worked fine in fedora 19

Additional info:

This is an ASUS SABERTOOTH Z87 motherboard with onboard sound, no additional audio cards plugged in.