On Tue, Jul 31, 2018 at 02:07:05PM -0700, Manasi Navare wrote: > From: "Srivatsa, Anusha" <[email protected]> > > DSC has some Rate Control values that remain constant > across all configurations. These are as per the DSC > standard. > > v3: > * Define them in drm_dsc.h as they are > DSC constants (Manasi) > v2: > * Add DP_DSC_ prefix (Jani Nikula) > > Cc: [email protected] > Cc: Manasi Navare <[email protected]> > Cc: Jani Nikula <[email protected]> > Cc: Ville Syrjala <[email protected]> > Cc: Gaurav K Singh <[email protected]> > Cc: Harry Wentland <[email protected]> > Signed-off-by: Anusha Srivatsa <[email protected]>
Tested and double checked the values with DSC spec so Reviewed-by: Manasi Navare <[email protected]> > --- > include/drm/drm_dsc.h | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/include/drm/drm_dsc.h b/include/drm/drm_dsc.h > index eda323d..ebd99d7 100644 > --- a/include/drm/drm_dsc.h > +++ b/include/drm/drm_dsc.h > @@ -33,6 +33,12 @@ > #define DSC_MUX_WORD_SIZE_8_10_BPC 48 > #define DSC_MUX_WORD_SIZE_12_BPC 64 > > +/* DSC Rate Control Constants */ > +#define DSC_RC_MODEL_SIZE_CONST 8192 > +#define DSC_RC_EDGE_FACTOR_CONST 6 > +#define DSC_RC_TGT_OFFSET_HI_CONST 3 > +#define DSC_RC_TGT_OFFSET_LO_CONST 3 > + > /* Configuration for a single Rate Control model range */ > struct dsc_rc_range_parameters { > /* Min Quantization Parameters allowed for this range */ > -- > 2.7.4 > _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
