debian and radeon

/usr/bin/lspci -k | grep -A3 VGA
01:00.0 VGA compatible controller: ATI Technologies Inc RV730XT [Radeon HD 4670]
    Subsystem: Giga-byte Technology Device 21c9
    Kernel driver in use: radeon
01:00.1 Audio device: ATI Technologies Inc RV710/730

cat /var/log/Xorg.0.log | grep driver:
(WW) AllowEmptyInput is on, devices using drivers 'kbd', 'mouse' or 'vmmouse' will be disabled.
    X.Org XInput driver : 7.0
(II) Loading /usr/lib/xorg/modules/drivers/radeon_drv.so
    ABI class: X.Org XInput driver, version 7.0
(II) No input driver/identifier specified (ignoring)
(II) No input driver/identifier specified (ignoring)
(II) No input driver/identifier specified (ignoring)

glxinfo:

name of display: :0.0
display: :0  screen: 0
direct rendering: Yes
server glx vendor string: SGI
server glx version string: 1.2
server glx extensions:
    GLX_ARB_multisample, GLX_EXT_visual_info, GLX_EXT_visual_rating,
    GLX_EXT_import_context, GLX_EXT_texture_from_pixmap, GLX_OML_swap_method,
    GLX_SGI_make_current_read, GLX_SGIS_multisample, GLX_SGIX_hyperpipe,
    GLX_SGIX_swap_barrier, GLX_SGIX_fbconfig, GLX_SGIX_pbuffer,
    GLX_MESA_copy_sub_buffer
client glx vendor string: Mesa Project and SGI
client glx version string: 1.4
client glx extensions:
    GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
    GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_allocate_memory,
    GLX_MESA_copy_sub_buffer, GLX_MESA_swap_control,
    GLX_MESA_swap_frame_usage, GLX_OML_swap_method, GLX_OML_sync_control,
    GLX_SGI_make_current_read, GLX_SGI_swap_control, GLX_SGI_video_sync,
    GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_pbuffer,
    GLX_SGIX_visual_select_group, GLX_EXT_texture_from_pixmap
GLX version: 1.2
GLX extensions:
    GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
    GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_OML_swap_method,
    GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_pbuffer
OpenGL vendor string: Mesa Project
OpenGL renderer string: Software Rasterizer
OpenGL version string: 2.1 Mesa 7.7.1
OpenGL shading language version string: 1.20
OpenGL extensions:

/etc/X11/xorg.conf:


Section "ServerLayout"
    Identifier     "X.org Configured"
    Screen      0  "Screen0" 0 0
    InputDevice    "Mouse0" "CorePointer"
    InputDevice    "Keyboard0" "CoreKeyboard"
EndSection

Section "Files"
    ModulePath   "/usr/lib/xorg/modules"
    FontPath     "/usr/share/fonts/X11/misc"
    FontPath     "/usr/share/fonts/X11/cyrillic"
    FontPath     "/usr/share/fonts/X11/100dpi/:unscaled"
    FontPath     "/usr/share/fonts/X11/75dpi/:unscaled"
    FontPath     "/usr/share/fonts/X11/Type1"
    FontPath     "/usr/share/fonts/X11/100dpi"
    FontPath     "/usr/share/fonts/X11/75dpi"
    FontPath     "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType"
    FontPath     "built-ins"
EndSection

Section "Module"
    Load  "extmod"
    Load  "record"
    Load  "dri"
    Load  "dbe"
    Load  "dri2"
    Load  "glx"
EndSection

Section "InputDevice"
    Identifier  "Keyboard0"
    Driver      "kbd"
EndSection

Section "InputDevice"
    Identifier  "Mouse0"
    Driver      "mouse"
    Option      "Protocol" "auto"
    Option      "Device" "/dev/input/mice"
    Option      "ZAxisMapping" "4 5 6 7"
EndSection

Section "Monitor"
    #DisplaySize      340   270 # mm
    Identifier   "Monitor0"
    VendorName   "GSM"
    ModelName    ""
    HorizSync    30.0 - 83.0
    VertRefresh  56.0 - 75.0
    Option      "DPMS"
EndSection

Section "Device"
        ### Available Driver options are:-
        ### Values: <i>: integer, <f>: float, <bool>: "True"/"False",
        ### <string>: "String", <freq>: "<f> Hz/kHz/MHz"
        ### [arg]: arg optional
        #Option     "NoAccel"               # [<bool>]
        #Option     "SWcursor"              # [<bool>]
        #Option     "Dac6Bit"               # [<bool>]
        #Option     "Dac8Bit"               # [<bool>]
        #Option     "BusType"               # [<str>]
        #Option     "CPPIOMode"             # [<bool>]
        #Option     "CPusecTimeout"         # <i>
        #Option     "AGPMode"               # <i>
        #Option     "AGPFastWrite"          # [<bool>]
        #Option     "AGPSize"               # <i>
        #Option     "GARTSize"              # <i>
        #Option     "RingSize"              # <i>
        #Option     "BufferSize"            # <i>
        #Option     "EnableDepthMoves"      # [<bool>]
        #Option     "EnablePageFlip"        # [<bool>]
        #Option     "NoBackBuffer"          # [<bool>]
        #Option     "DMAForXv"              # [<bool>]
        #Option     "FBTexPercent"          # <i>
        #Option     "DepthBits"             # <i>
        #Option     "PCIAPERSize"           # <i>
        #Option     "AccelDFS"              # [<bool>]
        #Option     "IgnoreEDID"            # [<bool>]
        #Option     "CustomEDID"            # [<str>]
        #Option     "DisplayPriority"       # [<str>]
        #Option     "PanelSize"             # [<str>]
        #Option     "ForceMinDotClock"      # <freq>
        #Option     "ColorTiling"           # [<bool>]
        #Option     "VideoKey"              # <i>
        #Option     "RageTheatreCrystal"    # <i>
        #Option     "RageTheatreTunerPort"  # <i>
        #Option     "RageTheatreCompositePort"  # <i>
        #Option     "RageTheatreSVideoPort"     # <i>
        #Option     "TunerType"             # <i>
        #Option     "RageTheatreMicrocPath"     # <str>
        #Option     "RageTheatreMicrocType"     # <str>
        #Option     "ScalerWidth"           # <i>
        #Option     "RenderAccel"           # [<bool>]
        #Option     "SubPixelOrder"         # [<str>]
        #Option     "ClockGating"           # [<bool>]
        #Option     "VGAAccess"             # [<bool>]
        #Option     "ReverseDDC"            # [<bool>]
        #Option     "LVDSProbePLL"          # [<bool>]
        #Option     "AccelMethod"           # <str>
        #Option     "DRI"                   # [<bool>]
        #Option     "ConnectorTable"        # <str>
        #Option     "DefaultConnectorTable"     # [<bool>]
        #Option     "DefaultTMDSPLL"        # [<bool>]
        #Option     "TVDACLoadDetect"       # [<bool>]
        #Option     "ForceTVOut"            # [<bool>]
        #Option     "TVStandard"            # <str>
        #Option     "IgnoreLidStatus"       # [<bool>]
        #Option     "DefaultTVDACAdj"       # [<bool>]
        #Option     "Int10"                 # [<bool>]
        #Option     "EXAVSync"              # [<bool>]
        #Option     "ATOMTVOut"             # [<bool>]
        #Option     "R4xxATOM"              # [<bool>]
        #Option     "ForceLowPowerMode"     # [<bool>]
        #Option     "DynamicPM"             # [<bool>]
        #Option     "NewPLL"                # [<bool>]
        #Option     "ZaphodHeads"           # <str>
    Identifier  "Card0"
    Driver      "radeon"
    VendorName  "ATI Technologies Inc"
    BoardName   "RV730XT [Radeon HD 4670]"
    BusID       "PCI:1:0:0"
EndSection

Section "Screen"
    Identifier "Screen0"
    Device     "Card0"
    Monitor    "Monitor0"
    SubSection "Display"
        Viewport   0 0
        Depth     1
    EndSubSection
    SubSection "Display"
        Viewport   0 0
        Depth     4
    EndSubSection
    SubSection "Display"
        Viewport   0 0
        Depth     8
    EndSubSection
    SubSection "Display"
        Viewport   0 0
        Depth     15
    EndSubSection
    SubSection "Display"
        Viewport   0 0
        Depth     16
    EndSubSection
    SubSection "Display"
        Viewport   0 0
        Depth     24
    EndSubSection
EndSection