LIRC Pulseaudio volume with Creative SB X-Fi Surround 5.1 Pro

irexec.desktop

[Desktop Entry]
Name=Irexec daemon
Comment=Handle IR command server
Exec=/usr/bin/irexec
Icon=applications-system
Terminal=false
Type=Application
Categories=AudioVideo;Application;X-Fedora-Extra

lirc_options.conf

[lircd]
driver          = alsa_usb
device          = hw:CARD=Pro

lircrc

begin
    remote = SB_X-Fi_USB
    button = KNOB_MUTE
    prog   = irexec
    config = echo KNOB_MUTE
end

begin
    remote = SB_X-Fi_USB
    button = KNOB_VOLUMEUP
    prog   = irexec
    repeat = 1
    config = /usr/bin/pactl set-sink-volume alsa_output.usb-Creative_Technology_Ltd_SB_X-Fi_Surround_5.1_Pro_000001Lm-00.analog-stereo +0.5%
end

begin
    remote = SB_X-Fi_USB
    button = KNOB_VOLUMEDOWN
    prog   = irexec
    repeat = 1
    config = /usr/bin/pactl set-sink-volume alsa_output.usb-Creative_Technology_Ltd_SB_X-Fi_Surround_5.1_Pro_000001Lm-00.analog-stereo -0.5%
end

sb_xfi.lircd.conf

begin remote

  name  SB_X-Fi_USB
  bits           8

      begin codes

    POWER               0x29                # Power
    MENU                0x1B                # Menu
    KNOB_MUTE           0x0D                # Knob Mute
    KNOB_VOLUMEUP       0x10                # Knob Vol_Up
    KNOB_VOLUMEDOWN     0x0F                # Knob Vol_Down
    MUTE                0x2A                # Mute
    VOLUMEUP            0x2B                # Vol_Up
    VOLUMEDOWN          0x2C                # Vol_Down
    UP                  0x31                # Up
    LEFT                0x27                # Left
    RIGHT               0x28                # Right
    REW                 0x35                # Rew
    OK                  0x30                # Ok
    FWD                 0x36                # Fwd
    DOWN                0x32                # Down
    REPEAT              0x3C                # Repeat
    SHUFFLE             0x3B                # Shuffle
    RETURN              0x1A                # Return
    PLAY                0x2F                # Play

      end codes

end remote