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6885832812
Add helper to get the integer value of drm_dsc_config.bits_per_pixel Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Signed-off-by: Jessica Zhang <quic_jesszhan@quicinc.com> Patchwork: https://patchwork.freedesktop.org/patch/539268/ Link: https://lore.kernel.org/r/20230329-rfc-msm-dsc-helper-v14-3-bafc7be95691@quicinc.com Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
/* SPDX-License-Identifier: MIT
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* Copyright (C) 2018 Intel Corp.
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*
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* Authors:
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* Manasi Navare <manasi.d.navare@intel.com>
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*/
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#ifndef DRM_DSC_HELPER_H_
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#define DRM_DSC_HELPER_H_
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#include <drm/display/drm_dsc.h>
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enum drm_dsc_params_type {
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DRM_DSC_1_2_444,
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DRM_DSC_1_1_PRE_SCR, /* legacy params from DSC 1.1 */
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DRM_DSC_1_2_422,
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DRM_DSC_1_2_420,
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};
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void drm_dsc_dp_pps_header_init(struct dp_sdp_header *pps_header);
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int drm_dsc_dp_rc_buffer_size(u8 rc_buffer_block_size, u8 rc_buffer_size);
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void drm_dsc_pps_payload_pack(struct drm_dsc_picture_parameter_set *pps_sdp,
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const struct drm_dsc_config *dsc_cfg);
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void drm_dsc_set_const_params(struct drm_dsc_config *vdsc_cfg);
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void drm_dsc_set_rc_buf_thresh(struct drm_dsc_config *vdsc_cfg);
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int drm_dsc_setup_rc_params(struct drm_dsc_config *vdsc_cfg, enum drm_dsc_params_type type);
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int drm_dsc_compute_rc_parameters(struct drm_dsc_config *vdsc_cfg);
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u8 drm_dsc_initial_scale_value(const struct drm_dsc_config *dsc);
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u32 drm_dsc_flatness_det_thresh(const struct drm_dsc_config *dsc);
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u32 drm_dsc_get_bpp_int(const struct drm_dsc_config *vdsc_cfg);
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#endif /* _DRM_DSC_HELPER_H_ */
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