Re: [PATCH v10 2/8] drm/display/dsc: add helper to set semi-const parameters

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On 2023-05-12 14:32:12, Jessica Zhang wrote:
> 
> From: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> 
> Add a helper setting config values which are typically constant across
> operating modes (table E-4 of the standard) and mux_word_size (which is
> a const according to 3.5.2).
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> Reviewed-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>
> Signed-off-by: Jessica Zhang <quic_jesszhan@xxxxxxxxxxx>
> ---
>  drivers/gpu/drm/display/drm_dsc_helper.c | 22 ++++++++++++++++++++++
>  include/drm/display/drm_dsc_helper.h     |  1 +
>  2 files changed, 23 insertions(+)
> 
> diff --git a/drivers/gpu/drm/display/drm_dsc_helper.c b/drivers/gpu/drm/display/drm_dsc_helper.c
> index 65e810a54257..b9c4e10ced41 100644
> --- a/drivers/gpu/drm/display/drm_dsc_helper.c
> +++ b/drivers/gpu/drm/display/drm_dsc_helper.c
> @@ -270,6 +270,28 @@ void drm_dsc_pps_payload_pack(struct drm_dsc_picture_parameter_set *pps_payload,
>  }
>  EXPORT_SYMBOL(drm_dsc_pps_payload_pack);
>  
> +/**
> + * drm_dsc_set_const_params() - Set DSC parameters considered typically
> + * constant across operation modes
> + *
> + * @vdsc_cfg:
> + * DSC Configuration data partially filled by driver

Nit: could have been on one line in the strange event that this has to
be resent.

- Marijn

> + */
> +void drm_dsc_set_const_params(struct drm_dsc_config *vdsc_cfg)
> +{
<snip>



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