[Intel-gfx] [v6][PATCH 01/12] drm/i915: Introduce vfunc read_luts() to create hw lut

Jani Nikula jani.nikula at intel.com
Wed May 15 07:45:05 UTC 2019


On Tue, 14 May 2019, Ville Syrjälä <ville.syrjala at linux.intel.com> wrote:
> On Tue, May 14, 2019 at 03:13:19PM +0530, Swati Sharma wrote:
>> In this patch, a vfunc read_luts() is introduced to create a hw lut
>> i.e. lut having values read from gamma/degamma registers which will
>> later be used to compare with sw lut to validate gamma/degamma lut values.
>> 
>> v3: -Rebase
>> v4: -Renamed intel_get_color_config to intel_color_get_config [Jani]
>>     -Wrapped get_color_config() [Jani]
>> v5: -Renamed intel_color_get_config() to intel_color_read_luts()
>>     -Renamed get_color_config to read_luts
>> v6: -Renamed intel_color_read_luts() back to intel_color_get_config()
>>      [Jani and Ville]
>> 
>> Signed-off-by: Swati Sharma <swati2.sharma at intel.com>
>> ---
>>  drivers/gpu/drm/i915/i915_drv.h    | 1 +
>>  drivers/gpu/drm/i915/intel_color.c | 8 ++++++++
>>  drivers/gpu/drm/i915/intel_color.h | 1 +
>>  3 files changed, 10 insertions(+)
>> 
>> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
>> index d025780..6343e70 100644
>> --- a/drivers/gpu/drm/i915/i915_drv.h
>> +++ b/drivers/gpu/drm/i915/i915_drv.h
>> @@ -343,6 +343,7 @@ struct drm_i915_display_funcs {
>>  	 * involved with the same commit.
>>  	 */
>>  	void (*load_luts)(const struct intel_crtc_state *crtc_state);
>> +	void (*read_luts)(struct intel_crtc_state *crtc_state);
>
> I think Jani wanted the entire vfunc renamed back.

*shrug* not so important as the main entry point below.

BR,
Jani,

>
>>  };
>>  
>>  struct intel_csr {
>> diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c
>> index 962db12..50b98ee 100644
>> --- a/drivers/gpu/drm/i915/intel_color.c
>> +++ b/drivers/gpu/drm/i915/intel_color.c
>> @@ -879,6 +879,14 @@ int intel_color_check(struct intel_crtc_state *crtc_state)
>>  	return dev_priv->display.color_check(crtc_state);
>>  }
>>  
>> +void intel_color_get_config(struct intel_crtc_state *crtc_state)
>> +{
>> +	struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
>> +
>> +	if (dev_priv->display.read_luts)
>> +		dev_priv->display.read_luts(crtc_state);
>> +}
>> +
>>  static bool need_plane_update(struct intel_plane *plane,
>>  			      const struct intel_crtc_state *crtc_state)
>>  {
>> diff --git a/drivers/gpu/drm/i915/intel_color.h b/drivers/gpu/drm/i915/intel_color.h
>> index b8a3ce6..057e8ac 100644
>> --- a/drivers/gpu/drm/i915/intel_color.h
>> +++ b/drivers/gpu/drm/i915/intel_color.h
>> @@ -13,5 +13,6 @@
>>  int intel_color_check(struct intel_crtc_state *crtc_state);
>>  void intel_color_commit(const struct intel_crtc_state *crtc_state);
>>  void intel_color_load_luts(const struct intel_crtc_state *crtc_state);
>> +void intel_color_get_config(struct intel_crtc_state *crtc_state);
>>  
>>  #endif /* __INTEL_COLOR_H__ */
>> -- 
>> 1.9.1

-- 
Jani Nikula, Intel Open Source Graphics Center


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