[Intel-gfx] [PATCH 30/89] drm/i915/skl: SKL backlight enabling

[Jani Nikula]

On Wed, 17 Sep 2014, Rodrigo Vivi <rodrigo.vivi at gmail.com> wrote:
> This is wrong.
>
> A skl_enable_backlight must be created setting c8254 propperly without the
> shift 16. Also maybe setting c8354h.

Nope, this is all right for skl/spt, with the small exception that it'll
need the equivalent of [1]. I'll post another version addressing Ville's
comments.

BR,
Jani.


[1] http://mid.gmane.org/87y4tzefmz.fsf@intel.com


>
>
> On Thu, Sep 4, 2014 at 4:26 AM, Damien Lespiau <damien.lespiau at intel.com>
> wrote:
>
>> From: Satheeshakrishna M <satheeshakrishna.m at intel.com>
>>
>> Extending the BDW backlight implementation to SKL.
>>
>> Signed-off-by: Satheeshakrishna M <satheeshakrishna.m at intel.com>
>> Signed-off-by: Damien Lespiau <damien.lespiau at intel.com>
>> ---
>>  drivers/gpu/drm/i915/intel_panel.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_panel.c
>> b/drivers/gpu/drm/i915/intel_panel.c
>> index 1878447..d69a3cb6 100644
>> --- a/drivers/gpu/drm/i915/intel_panel.c
>> +++ b/drivers/gpu/drm/i915/intel_panel.c
>> @@ -1317,7 +1317,7 @@ void intel_panel_init_backlight_funcs(struct
>> drm_device *dev)
>>  {
>>         struct drm_i915_private *dev_priv = dev->dev_private;
>>
>> -       if (IS_BROADWELL(dev)) {
>> +       if (IS_BROADWELL(dev) || (INTEL_INFO(dev)->gen >= 9)) {
>>                 dev_priv->display.setup_backlight = bdw_setup_backlight;
>>                 dev_priv->display.enable_backlight = bdw_enable_backlight;
>>                 dev_priv->display.disable_backlight =
>> pch_disable_backlight;
>> --
>> 1.8.3.1
>>
>> _______________________________________________
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>>
>
>
>
> -- 
> Rodrigo Vivi
> Blog: http://blog.vivi.eng.br
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-- 
Jani Nikula, Intel Open Source Technology Center