On Wed, Apr 03, 2013 at 02:34:11PM +0200, Christian Lamparter wrote:
> The "Mobile Sandy Bridge CPUs" in the Fujitsu Esprimo Q900
> mini desktop PCs are probably misleading the LVDS detection
> code in intel_lvds_supported. Nothing is connected to the
> LVDS ports in these systems.
>
> Signed-off-by: Christian Lamparter <chunkeey@xxxxxxxxxxxxxx>
So despite that snb has a bit who's _only_ purpose is to allow the bios to
tell the driver whether there's an lvds output or not, someone screwed it
finally up :( We just can't win against the firmware ...
Queued for -next with cc: stable, thanks for the patch.
-Daniel
> ---
> drivers/gpu/drm/i915/intel_lvds.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
> index 3d1d974..65893b0 100644
> --- a/drivers/gpu/drm/i915/intel_lvds.c
> +++ b/drivers/gpu/drm/i915/intel_lvds.c
> @@ -850,6 +850,14 @@ static const struct dmi_system_id intel_no_lvds[] = {
> DMI_MATCH(DMI_PRODUCT_NAME, "X7SPA-H"),
> },
> },
> + {
> + .callback = intel_no_lvds_dmi_callback,
> + .ident = "Fujitsu Esprimo Q900",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
> + DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Q900"),
> + },
> + },
>
> { } /* terminating entry */
> };
> --
> 1.7.10.4
>
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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