208 	struct dsc_reg_values dsc_reg_vals;  in dsc2_get_packed_pps()  local
211 	memset(&dsc_reg_vals, 0, sizeof(dsc_reg_vals));  in dsc2_get_packed_pps()
217 	is_config_ok = dsc_prepare_config(dsc_cfg, &dsc_reg_vals, &dsc_optc_cfg);  in dsc2_get_packed_pps()
219 …drm_dsc_pps_payload_pack((struct drm_dsc_picture_parameter_set *)dsc_packed_pps, &dsc_reg_vals.pps…  in dsc2_get_packed_pps()
220 	dsc_log_pps(dsc, &dsc_reg_vals.pps);  in dsc2_get_packed_pps()
366 bool dsc_prepare_config(const struct dsc_config *dsc_cfg, struct dsc_reg_values *dsc_reg_vals,  in dsc_prepare_config()  argument
398 	dsc_init_reg_values(dsc_reg_vals);  in dsc_prepare_config()
401 …dsc_reg_vals->pixel_format = dsc_dc_pixel_encoding_to_dsc_pixel_format(dsc_cfg->pixel_encoding, ds…  in dsc_prepare_config()
402 	dsc_reg_vals->num_slices_h = dsc_cfg->dc_dsc_cfg.num_slices_h;  in dsc_prepare_config()
403 	dsc_reg_vals->num_slices_v = dsc_cfg->dc_dsc_cfg.num_slices_v;  in dsc_prepare_config()
404 	dsc_reg_vals->pps.dsc_version_minor = dsc_cfg->dc_dsc_cfg.version_minor;  in dsc_prepare_config()
405 	dsc_reg_vals->pps.pic_width = dsc_cfg->pic_width;  in dsc_prepare_config()
406 	dsc_reg_vals->pps.pic_height = dsc_cfg->pic_height;  in dsc_prepare_config()
407 …dsc_reg_vals->pps.bits_per_component = dsc_dc_color_depth_to_dsc_bits_per_comp(dsc_cfg->color_dept…  in dsc_prepare_config()
408 	dsc_reg_vals->pps.block_pred_enable = dsc_cfg->dc_dsc_cfg.block_pred_enable;  in dsc_prepare_config()
409 	dsc_reg_vals->pps.line_buf_depth = dsc_cfg->dc_dsc_cfg.linebuf_depth;  in dsc_prepare_config()
410 	dsc_reg_vals->alternate_ich_encoding_en = dsc_reg_vals->pps.dsc_version_minor == 1 ? 0 : 1;  in dsc_prepare_config()
411 	dsc_reg_vals->ich_reset_at_eol = (dsc_cfg->is_odm || dsc_reg_vals->num_slices_h > 1) ? 0xF : 0;  in dsc_prepare_config()
415 	dsc_reg_vals->pps.slice_width = dsc_cfg->pic_width / dsc_cfg->dc_dsc_cfg.num_slices_h;  in dsc_prepare_config()
416 	dsc_reg_vals->pps.slice_height = dsc_cfg->pic_height / dsc_cfg->dc_dsc_cfg.num_slices_v;  in dsc_prepare_config()
418 	ASSERT(dsc_reg_vals->pps.slice_height * dsc_cfg->dc_dsc_cfg.num_slices_v == dsc_cfg->pic_height);  in dsc_prepare_config()
419 	if (!(dsc_reg_vals->pps.slice_height * dsc_cfg->dc_dsc_cfg.num_slices_v == dsc_cfg->pic_height)) {  in dsc_prepare_config()
424 	dsc_reg_vals->bpp_x32 = dsc_cfg->dc_dsc_cfg.bits_per_pixel << 1;  in dsc_prepare_config()
425 …if (dsc_reg_vals->pixel_format == DSC_PIXFMT_NATIVE_YCBCR420 || dsc_reg_vals->pixel_format == DSC_…  in dsc_prepare_config()
426 		dsc_reg_vals->pps.bits_per_pixel = dsc_reg_vals->bpp_x32;  in dsc_prepare_config()
428 		dsc_reg_vals->pps.bits_per_pixel = dsc_reg_vals->bpp_x32 >> 1;  in dsc_prepare_config()
430 	dsc_reg_vals->pps.convert_rgb = dsc_reg_vals->pixel_format == DSC_PIXFMT_RGB ? 1 : 0;  in dsc_prepare_config()
431 	dsc_reg_vals->pps.native_422 = (dsc_reg_vals->pixel_format == DSC_PIXFMT_NATIVE_YCBCR422);  in dsc_prepare_config()
432 	dsc_reg_vals->pps.native_420 = (dsc_reg_vals->pixel_format == DSC_PIXFMT_NATIVE_YCBCR420);  in dsc_prepare_config()
433 	dsc_reg_vals->pps.simple_422 = (dsc_reg_vals->pixel_format == DSC_PIXFMT_SIMPLE_YCBCR422);  in dsc_prepare_config()
435 	calc_rc_params(&rc, &dsc_reg_vals->pps);  in dsc_prepare_config()
440 	if (dscc_compute_dsc_parameters(&dsc_reg_vals->pps, &rc, &dsc_params)) {  in dsc_prepare_config()
445 	dsc_update_from_dsc_parameters(dsc_reg_vals, &dsc_params);  in dsc_prepare_config()
448 	dsc_optc_cfg->slice_width = dsc_reg_vals->pps.slice_width;  in dsc_prepare_config()
449 	dsc_optc_cfg->is_pixel_format_444 = dsc_reg_vals->pixel_format == DSC_PIXFMT_RGB ||  in dsc_prepare_config()
450 					dsc_reg_vals->pixel_format == DSC_PIXFMT_YCBCR444 ||  in dsc_prepare_config()
451 					dsc_reg_vals->pixel_format == DSC_PIXFMT_SIMPLE_YCBCR422;  in dsc_prepare_config()