On Wed, 13 Oct 2010 16:40:11 +0800
Zhenyu Wang <[email protected]> wrote:

> FDI_PLL_BIOS_0 register is for Ironlake only, don't apply to Sandybridge.
> 
> Signed-off-by: Zhenyu Wang <[email protected]>
> ---
>  drivers/gpu/drm/i915/intel_display.c |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c 
> b/drivers/gpu/drm/i915/intel_display.c
> index 8e98d70..b711e98 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -3709,7 +3709,10 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
>                        * Hence the bw of each lane in terms of the mode signal
>                        * is:
>                        */
> -                     link_bw = intel_fdi_link_freq(dev) * MHz(100)/KHz(1)/10;
> +                     if (IS_GEN5(dev))
> +                             link_bw = intel_fdi_link_freq(dev) * 
> MHz(100)/KHz(1)/10;
> +                     else
> +                             link_bw = 270000;
>               }
>  
>               /* determine panel color depth */

So this gets the display working again with current bits?

-- 
Jesse Barnes, Intel Open Source Technology Center
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