8bccb3e212
Add DSCv1.2 native 422 format with 10bpc and 8bpp config and format specific fixed rate control parameter table entries as per the systems recommended settings. Change-Id: Ibd1a5203be2c59f4699537a31f9ae6d69bcfe5ab Signed-off-by: Prabhanjan Kandula <pkandula@codeaurora.org>
573 行
18 KiB
C
573 行
18 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2012-2021 The Linux Foundation. All rights reserved.
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*/
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#include "msm_drv.h"
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#include "sde_dsc_helper.h"
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#include "sde_kms.h"
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#define SDE_DSC_PPS_SIZE 128
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enum sde_dsc_ratio_type {
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DSC_V11_8BPC_8BPP,
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DSC_V11_10BPC_8BPP,
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DSC_V11_10BPC_10BPP,
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DSC_V11_SCR1_8BPC_8BPP,
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DSC_V11_SCR1_10BPC_8BPP,
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DSC_V11_SCR1_10BPC_10BPP,
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DSC_V12_444_8BPC_8BPP = DSC_V11_SCR1_8BPC_8BPP,
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DSC_V12_444_10BPC_8BPP = DSC_V11_SCR1_10BPC_8BPP,
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DSC_V12_444_10BPC_10BPP = DSC_V11_SCR1_10BPC_10BPP,
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DSC_V12_422_8BPC_7BPP,
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DSC_V12_422_8BPC_8BPP,
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DSC_V12_422_10BPC_7BPP,
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DSC_V12_422_10BPC_8BPP,
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DSC_V12_422_10BPC_10BPP,
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DSC_V12_420_8BPC_6BPP,
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DSC_V12_420_10BPC_6BPP,
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DSC_V12_420_10BPC_7_5BPP,
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DSC_RATIO_TYPE_MAX
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};
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static u16 sde_dsc_rc_buf_thresh[DSC_NUM_BUF_RANGES - 1] =
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{0x0e, 0x1c, 0x2a, 0x38, 0x46, 0x54,
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0x62, 0x69, 0x70, 0x77, 0x79, 0x7b, 0x7d, 0x7e};
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/*
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* Rate control - Min QP values for each ratio type in sde_dsc_ratio_type
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*/
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static char sde_dsc_rc_range_min_qp[DSC_RATIO_TYPE_MAX][DSC_NUM_BUF_RANGES] = {
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/* DSC v1.1 */
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{0, 0, 1, 1, 3, 3, 3, 3, 3, 3, 5, 5, 5, 7, 13},
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{0, 4, 5, 5, 7, 7, 7, 7, 7, 7, 9, 9, 9, 11, 17},
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{0, 4, 5, 6, 7, 7, 7, 7, 7, 7, 9, 9, 9, 11, 15},
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/* DSC v1.1 SCR and DSC v1.2 RGB 444 */
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{0, 0, 1, 1, 3, 3, 3, 3, 3, 3, 5, 5, 5, 9, 12},
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{0, 4, 5, 5, 7, 7, 7, 7, 7, 7, 9, 9, 9, 13, 16},
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{0, 4, 5, 6, 7, 7, 7, 7, 7, 7, 9, 9, 9, 11, 15},
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/* DSC v1.2 YUV422 */
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{0, 0, 1, 2, 3, 3, 3, 3, 3, 3, 5, 5, 5, 7, 11},
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{0, 0, 1, 2, 3, 3, 3, 3, 3, 3, 5, 5, 5, 7, 10},
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{0, 4, 5, 6, 7, 7, 7, 7, 7, 7, 9, 9, 9, 11, 15},
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{0, 2, 3, 4, 6, 7, 7, 7, 7, 7, 9, 9, 9, 11, 14},
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{0, 2, 3, 4, 5, 5, 5, 6, 6, 7, 8, 8, 9, 11, 12},
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/* DSC v1.2 YUV420 */
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{0, 0, 1, 1, 3, 3, 3, 3, 3, 3, 5, 5, 5, 7, 10},
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{0, 2, 3, 4, 6, 7, 7, 7, 7, 7, 9, 9, 9, 11, 14},
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{0, 2, 3, 4, 5, 5, 5, 6, 6, 7, 8, 8, 9, 11, 12},
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};
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/*
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* Rate control - Max QP values for each ratio type in sde_dsc_ratio_type
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*/
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static char sde_dsc_rc_range_max_qp[DSC_RATIO_TYPE_MAX][DSC_NUM_BUF_RANGES] = {
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/* DSC v1.1 */
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{4, 4, 5, 6, 7, 7, 7, 8, 9, 10, 11, 12, 13, 13, 15},
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{4, 8, 9, 10, 11, 11, 11, 12, 13, 14, 15, 16, 17, 17, 19},
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{7, 8, 9, 10, 11, 11, 11, 12, 13, 13, 14, 14, 15, 15, 16},
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/* DSC v1.1 SCR and DSC v1.2 RGB 444 */
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{4, 4, 5, 6, 7, 7, 7, 8, 9, 10, 10, 11, 11, 12, 13},
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{8, 8, 9, 10, 11, 11, 11, 12, 13, 14, 14, 15, 15, 16, 17},
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{7, 8, 9, 10, 11, 11, 11, 12, 13, 13, 14, 14, 15, 15, 16},
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/* DSC v1.2 YUV422 */
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{3, 4, 5, 6, 7, 7, 7, 8, 9, 9, 10, 10, 11, 11, 12},
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{2, 4, 5, 6, 7, 7, 7, 8, 8, 9, 9, 9, 9, 10, 11},
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{7, 8, 9, 10, 11, 11, 11, 12, 13, 13, 14, 14, 15, 15, 16},
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{2, 5, 7, 8, 9, 10, 11, 12, 12, 13, 13, 13, 13, 14, 15},
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{2, 5, 5, 6, 6, 7, 7, 8, 9, 9, 10, 11, 11, 12, 13},
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/* DSC v1.2 YUV420 */
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{2, 4, 5, 6, 7, 7, 7, 8, 8, 9, 9, 9, 9, 10, 12},
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{2, 5, 7, 8, 9, 10, 11, 12, 12, 13, 13, 13, 13, 14, 15},
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{2, 5, 5, 6, 6, 7, 7, 8, 9, 9, 10, 11, 11, 12, 13},
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};
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/*
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* Rate control - bpg offset values for each ratio type in sde_dsc_ratio_type
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*/
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static char sde_dsc_rc_range_bpg[DSC_RATIO_TYPE_MAX][DSC_NUM_BUF_RANGES] = {
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/* DSC v1.1 */
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -12, -12, -12, -12},
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -12, -12, -12, -12},
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -10, -12, -12, -12},
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/* DSC v1.1 SCR and DSC V1.2 RGB 444 */
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -12, -12, -12, -12},
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -12, -12, -12, -12},
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -10, -12, -12, -12},
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/* DSC v1.2 YUV422 */
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -10, -12, -12, -12},
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -12, -12, -12, -12},
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -10, -12, -12, -12},
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -12, -12, -12, -12},
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{10, 8, 6, 4, 2, 0, -2, -4, -6, -8, -10, -10, -12, -12, -12},
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/* DSC v1.2 YUV420 */
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -12, -12, -12, -12},
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{2, 0, 0, -2, -4, -6, -8, -8, -8, -10, -10, -12, -12, -12, -12},
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{10, 8, 6, 4, 2, 0, -2, -4, -6, -8, -10, -10, -12, -12, -12},
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};
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static struct sde_dsc_rc_init_params_lut {
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u32 rc_quant_incr_limit0;
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u32 rc_quant_incr_limit1;
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u32 initial_fullness_offset;
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u32 initial_xmit_delay;
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u32 second_line_bpg_offset;
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u32 second_line_offset_adj;
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u32 flatness_min_qp;
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u32 flatness_max_qp;
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} sde_dsc_rc_init_param_lut[] = {
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/* DSC v1.1 */
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{11, 11, 6144, 512, 0, 0, 3, 12}, /* DSC_V11_8BPC_8BPP */
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{15, 15, 6144, 512, 0, 0, 7, 16}, /* DSC_V11_10BPC_8BPP */
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{15, 15, 5632, 410, 0, 0, 7, 16}, /* DSC_V11_10BPC_10BPP */
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/* DSC v1.1 SCR and DSC v1.2 RGB 444 */
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{11, 11, 6144, 512, 0, 0, 3, 12}, /* DSC_V12_444_8BPC_8BPP or DSC_V11_SCR1_8BPC_8BPP */
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{15, 15, 6144, 512, 0, 0, 7, 16}, /* DSC_V12_444_10BPC_8BPP or DSC_V11_SCR1_10BPC_8BPP */
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{15, 15, 5632, 410, 0, 0, 7, 16}, /* DSC_V12_444_10BPC_10BPP or DSC_V11_SCR1_10BPC_10BPP */
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/* DSC v1.2 YUV422 */
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{11, 11, 5632, 410, 0, 0, 3, 12}, /* DSC_V12_422_8BPC_7BPP */
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{11, 11, 2048, 341, 0, 0, 3, 12}, /* DSC_V12_422_8BPC_8BPP */
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{15, 15, 5632, 410, 0, 0, 7, 16}, /* DSC_V12_422_10BPC_7BPP */
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{15, 15, 2048, 341, 0, 0, 7, 16}, /* DSC_V12_422_10BPC_8BPP */
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{15, 15, 2048, 273, 0, 0, 7, 16}, /* DSC_V12_422_10BPC_10BPP */
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/* DSC v1.2 YUV420 */
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{11, 11, 5632, 410, 0, 0, 3, 12}, /* DSC_V12_422_8BPC_7BPP */
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{11, 11, 2048, 341, 12, 512, 3, 12}, /* DSC_V12_420_8BPC_6BPP */
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{15, 15, 2048, 341, 12, 512, 7, 16}, /* DSC_V12_420_10BPC_6BPP */
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{15, 15, 2048, 256, 12, 512, 7, 16}, /* DSC_V12_420_10BPC_7_5BPP */
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};
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/**
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* Maps to lookup the sde_dsc_ratio_type index used in rate control tables
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*/
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static struct sde_dsc_table_index_lut {
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u32 fmt;
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u32 scr_ver;
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u32 minor_ver;
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u32 bpc;
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u32 bpp;
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u32 type;
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} sde_dsc_index_map[] = {
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/* DSC 1.1 formats - scr version is considered */
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{MSM_CHROMA_444, 0, 1, 8, 8, DSC_V11_8BPC_8BPP},
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{MSM_CHROMA_444, 0, 1, 10, 8, DSC_V11_10BPC_8BPP},
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{MSM_CHROMA_444, 0, 1, 10, 10, DSC_V11_10BPC_10BPP},
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{MSM_CHROMA_444, 1, 1, 8, 8, DSC_V11_SCR1_8BPC_8BPP},
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{MSM_CHROMA_444, 1, 1, 10, 8, DSC_V11_SCR1_10BPC_8BPP},
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{MSM_CHROMA_444, 1, 1, 10, 10, DSC_V11_SCR1_10BPC_10BPP},
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/* DSC 1.2 formats - scr version is no-op */
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{MSM_CHROMA_444, -1, 2, 8, 8, DSC_V12_444_8BPC_8BPP},
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{MSM_CHROMA_444, -1, 2, 10, 8, DSC_V12_444_10BPC_8BPP},
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{MSM_CHROMA_444, -1, 2, 10, 10, DSC_V12_444_10BPC_10BPP},
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{MSM_CHROMA_422, -1, 2, 8, 7, DSC_V12_422_8BPC_7BPP},
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{MSM_CHROMA_422, -1, 2, 8, 8, DSC_V12_422_8BPC_8BPP},
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{MSM_CHROMA_422, -1, 2, 10, 7, DSC_V12_422_10BPC_7BPP},
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{MSM_CHROMA_422, -1, 2, 10, 8, DSC_V12_422_10BPC_8BPP},
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{MSM_CHROMA_422, -1, 2, 10, 10, DSC_V12_422_10BPC_10BPP},
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{MSM_CHROMA_420, -1, 2, 8, 6, DSC_V12_420_8BPC_6BPP},
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{MSM_CHROMA_420, -1, 2, 10, 6, DSC_V12_420_10BPC_6BPP},
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};
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static int _get_rc_table_index(struct drm_dsc_config *dsc, int scr_ver)
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{
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u32 bpp, bpc, i, fmt = MSM_CHROMA_444;
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if (dsc->dsc_version_major != 0x1) {
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SDE_ERROR("unsupported major version %d\n",
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dsc->dsc_version_major);
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return -EINVAL;
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}
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bpc = dsc->bits_per_component;
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bpp = DSC_BPP(*dsc);
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if (dsc->native_422)
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fmt = MSM_CHROMA_422;
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else if (dsc->native_420)
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fmt = MSM_CHROMA_420;
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for (i = 0; i < ARRAY_SIZE(sde_dsc_index_map); i++) {
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if (dsc->dsc_version_minor == sde_dsc_index_map[i].minor_ver &&
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fmt == sde_dsc_index_map[i].fmt &&
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bpc == sde_dsc_index_map[i].bpc &&
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bpp == sde_dsc_index_map[i].bpp &&
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(dsc->dsc_version_minor != 0x1 ||
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scr_ver == sde_dsc_index_map[i].scr_ver))
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return sde_dsc_index_map[i].type;
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}
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SDE_ERROR("unsupported DSC v%d.%dr%d, bpc:%d, bpp:%d, fmt:0x%x\n",
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dsc->dsc_version_major, dsc->dsc_version_minor,
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scr_ver, bpc, bpp, fmt);
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return -EINVAL;
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}
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u8 _get_dsc_v1_2_bpg_offset(struct drm_dsc_config *dsc)
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{
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u8 bpg_offset = 0;
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u8 uncompressed_bpg_rate;
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u8 bpp = DSC_BPP(*dsc);
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if (dsc->slice_height < 8)
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bpg_offset = 2 * (dsc->slice_height - 1);
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else if (dsc->slice_height < 20)
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bpg_offset = 12;
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else if (dsc->slice_height <= 30)
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bpg_offset = 13;
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else if (dsc->slice_height < 42)
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bpg_offset = 14;
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else
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bpg_offset = 15;
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if (dsc->native_422)
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uncompressed_bpg_rate = 3 * bpp * 4;
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else if (dsc->native_420)
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uncompressed_bpg_rate = 3 * bpp;
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else
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uncompressed_bpg_rate = (3 * bpp + 2) * 3;
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if (bpg_offset < (uncompressed_bpg_rate - (3 * bpp)))
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return bpg_offset;
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else
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return (uncompressed_bpg_rate - (3 * bpp));
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}
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int sde_dsc_populate_dsc_config(struct drm_dsc_config *dsc, int scr_ver) {
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int bpp, bpc;
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int groups_per_line, groups_total;
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int min_rate_buffer_size;
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int hrd_delay;
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int pre_num_extra_mux_bits, num_extra_mux_bits;
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int slice_bits;
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int data;
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int final_value, final_scale;
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struct sde_dsc_rc_init_params_lut *rc_param_lut;
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u32 slice_width_mod;
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int i, ratio_idx;
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dsc->rc_model_size = 8192;
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if ((dsc->dsc_version_major == 0x1) &&
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(dsc->dsc_version_minor == 0x1)) {
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if (scr_ver == 0x1)
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dsc->first_line_bpg_offset = 15;
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else
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dsc->first_line_bpg_offset = 12;
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} else if (dsc->dsc_version_minor == 0x2) {
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dsc->first_line_bpg_offset = _get_dsc_v1_2_bpg_offset(dsc);
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}
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dsc->rc_edge_factor = 6;
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dsc->rc_tgt_offset_high = 3;
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dsc->rc_tgt_offset_low = 3;
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dsc->simple_422 = 0;
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dsc->convert_rgb = !(dsc->native_422 | dsc->native_420);
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dsc->vbr_enable = 0;
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bpp = DSC_BPP(*dsc);
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bpc = dsc->bits_per_component;
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ratio_idx = _get_rc_table_index(dsc, scr_ver);
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if ((ratio_idx < 0) || (ratio_idx >= DSC_RATIO_TYPE_MAX))
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return -EINVAL;
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for (i = 0; i < DSC_NUM_BUF_RANGES - 1; i++)
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dsc->rc_buf_thresh[i] = sde_dsc_rc_buf_thresh[i];
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for (i = 0; i < DSC_NUM_BUF_RANGES; i++) {
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dsc->rc_range_params[i].range_min_qp =
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sde_dsc_rc_range_min_qp[ratio_idx][i];
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dsc->rc_range_params[i].range_max_qp =
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sde_dsc_rc_range_max_qp[ratio_idx][i];
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dsc->rc_range_params[i].range_bpg_offset =
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sde_dsc_rc_range_bpg[ratio_idx][i];
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}
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rc_param_lut = &sde_dsc_rc_init_param_lut[ratio_idx];
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dsc->rc_quant_incr_limit0 = rc_param_lut->rc_quant_incr_limit0;
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dsc->rc_quant_incr_limit1 = rc_param_lut->rc_quant_incr_limit1;
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dsc->initial_offset = rc_param_lut->initial_fullness_offset;
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dsc->initial_xmit_delay = rc_param_lut->initial_xmit_delay;
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dsc->second_line_bpg_offset = rc_param_lut->second_line_bpg_offset;
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dsc->second_line_offset_adj = rc_param_lut->second_line_offset_adj;
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dsc->flatness_min_qp = rc_param_lut->flatness_min_qp;
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dsc->flatness_max_qp = rc_param_lut->flatness_max_qp;
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slice_width_mod = dsc->slice_width;
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if (dsc->native_422 || dsc->native_420) {
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slice_width_mod = dsc->slice_width / 2;
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bpp = bpp * 2;
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}
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dsc->line_buf_depth = bpc + 1;
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dsc->mux_word_size = bpc > 10 ? DSC_MUX_WORD_SIZE_12_BPC: DSC_MUX_WORD_SIZE_8_10_BPC;
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if ((dsc->dsc_version_minor == 0x2) && (dsc->native_420))
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dsc->nsl_bpg_offset = (2048 * (DIV_ROUND_UP(dsc->second_line_bpg_offset,
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(dsc->slice_height - 1))));
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groups_per_line = DIV_ROUND_UP(slice_width_mod, 3);
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dsc->slice_chunk_size = slice_width_mod * bpp / 8;
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if ((slice_width_mod * bpp) % 8)
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dsc->slice_chunk_size++;
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/* rbs-min */
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min_rate_buffer_size = dsc->rc_model_size - dsc->initial_offset +
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dsc->initial_xmit_delay * bpp +
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groups_per_line * dsc->first_line_bpg_offset;
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hrd_delay = DIV_ROUND_UP(min_rate_buffer_size, bpp);
|
|
|
|
dsc->initial_dec_delay = hrd_delay - dsc->initial_xmit_delay;
|
|
|
|
dsc->initial_scale_value = 8 * dsc->rc_model_size /
|
|
(dsc->rc_model_size - dsc->initial_offset);
|
|
|
|
slice_bits = 8 * dsc->slice_chunk_size * dsc->slice_height;
|
|
|
|
groups_total = groups_per_line * dsc->slice_height;
|
|
|
|
data = dsc->first_line_bpg_offset * 2048;
|
|
|
|
dsc->nfl_bpg_offset = DIV_ROUND_UP(data, (dsc->slice_height - 1));
|
|
|
|
if (dsc->native_422)
|
|
pre_num_extra_mux_bits = 4 * dsc->mux_word_size + (4 * bpc + 4) + (3 * 4 * bpc) - 2;
|
|
else if (dsc->native_420)
|
|
pre_num_extra_mux_bits = 3 * dsc->mux_word_size + (4 * bpc + 4) + (2 * 4 * bpc) - 2;
|
|
else
|
|
pre_num_extra_mux_bits = 3 * (dsc->mux_word_size + (4 * bpc + 4) - 2);
|
|
|
|
num_extra_mux_bits = pre_num_extra_mux_bits - (dsc->mux_word_size -
|
|
((slice_bits - pre_num_extra_mux_bits) % dsc->mux_word_size));
|
|
|
|
data = 2048 * (dsc->rc_model_size - dsc->initial_offset
|
|
+ num_extra_mux_bits);
|
|
dsc->slice_bpg_offset = DIV_ROUND_UP(data, groups_total);
|
|
|
|
data = dsc->initial_xmit_delay * bpp;
|
|
final_value = dsc->rc_model_size - data + num_extra_mux_bits;
|
|
|
|
final_scale = 8 * dsc->rc_model_size /
|
|
(dsc->rc_model_size - final_value);
|
|
|
|
dsc->final_offset = final_value;
|
|
|
|
data = (final_scale - 9) * (dsc->nfl_bpg_offset +
|
|
dsc->slice_bpg_offset);
|
|
dsc->scale_increment_interval = (2048 * dsc->final_offset) / data;
|
|
|
|
dsc->scale_decrement_interval = groups_per_line /
|
|
(dsc->initial_scale_value - 8);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int sde_dsc_populate_dsc_private_params(struct msm_display_dsc_info *dsc_info,
|
|
int intf_width)
|
|
{
|
|
int mod_offset;
|
|
int slice_per_pkt, slice_per_intf;
|
|
int bytes_in_slice, total_bytes_per_intf;
|
|
u16 bpp;
|
|
u32 bytes_in_dsc_pair;
|
|
u32 total_bytes_in_dsc_pair;
|
|
|
|
if (!dsc_info || !dsc_info->config.slice_width ||
|
|
!dsc_info->config.slice_height ||
|
|
intf_width < dsc_info->config.slice_width) {
|
|
SDE_ERROR("invalid input, intf_width=%d slice_width=%d\n",
|
|
intf_width, dsc_info ? dsc_info->config.slice_width :
|
|
-1);
|
|
return -EINVAL;
|
|
}
|
|
|
|
mod_offset = dsc_info->config.slice_width % 3;
|
|
|
|
switch (mod_offset) {
|
|
case 0:
|
|
dsc_info->slice_last_group_size = 2;
|
|
break;
|
|
case 1:
|
|
dsc_info->slice_last_group_size = 0;
|
|
break;
|
|
case 2:
|
|
dsc_info->slice_last_group_size = 1;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
dsc_info->det_thresh_flatness =
|
|
2 << (dsc_info->config.bits_per_component - 8);
|
|
|
|
slice_per_pkt = dsc_info->slice_per_pkt;
|
|
slice_per_intf = DIV_ROUND_UP(intf_width,
|
|
dsc_info->config.slice_width);
|
|
|
|
/*
|
|
* If slice_per_pkt is greater than slice_per_intf then default to 1.
|
|
* This can happen during partial update.
|
|
*/
|
|
if (slice_per_pkt > slice_per_intf)
|
|
slice_per_pkt = 1;
|
|
|
|
bpp = DSC_BPP(dsc_info->config);
|
|
bytes_in_slice = DIV_ROUND_UP(dsc_info->config.slice_width *
|
|
bpp, 8);
|
|
total_bytes_per_intf = bytes_in_slice * slice_per_intf;
|
|
|
|
dsc_info->eol_byte_num = total_bytes_per_intf % 3;
|
|
dsc_info->pclk_per_line = DIV_ROUND_UP(total_bytes_per_intf, 3);
|
|
dsc_info->bytes_in_slice = bytes_in_slice;
|
|
dsc_info->bytes_per_pkt = bytes_in_slice * slice_per_pkt;
|
|
dsc_info->pkt_per_line = slice_per_intf / slice_per_pkt;
|
|
|
|
bytes_in_dsc_pair = DIV_ROUND_UP(bytes_in_slice * 2, 3);
|
|
if (bytes_in_dsc_pair % 8) {
|
|
dsc_info->dsc_4hsmerge_padding = 8 - (bytes_in_dsc_pair % 8);
|
|
total_bytes_in_dsc_pair = bytes_in_dsc_pair +
|
|
dsc_info->dsc_4hsmerge_padding;
|
|
if (total_bytes_in_dsc_pair % 16)
|
|
dsc_info->dsc_4hsmerge_alignment = 16 -
|
|
(total_bytes_in_dsc_pair % 16);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int sde_dsc_create_pps_buf_cmd(struct msm_display_dsc_info *dsc_info,
|
|
char *buf, int pps_id, u32 len)
|
|
{
|
|
struct drm_dsc_config *dsc = &dsc_info->config;
|
|
char *bp = buf;
|
|
char data;
|
|
u32 i, bpp;
|
|
|
|
if (len < SDE_DSC_PPS_SIZE)
|
|
return -EINVAL;
|
|
|
|
memset(buf, 0, len);
|
|
/* pps0 */
|
|
*bp++ = (dsc->dsc_version_minor |
|
|
dsc->dsc_version_major << 4);
|
|
*bp++ = (pps_id & 0xff); /* pps1 */
|
|
bp++; /* pps2, reserved */
|
|
|
|
data = dsc->line_buf_depth & 0x0f;
|
|
data |= ((dsc->bits_per_component & 0xf) << DSC_PPS_BPC_SHIFT);
|
|
*bp++ = data; /* pps3 */
|
|
|
|
bpp = dsc->bits_per_pixel;
|
|
if (dsc->native_422 || dsc->native_420)
|
|
bpp = 2 * bpp;
|
|
data = (bpp >> DSC_PPS_MSB_SHIFT);
|
|
data &= 0x03; /* upper two bits */
|
|
data |= ((dsc->block_pred_enable & 0x1) << 5);
|
|
data |= ((dsc->convert_rgb & 0x1) << 4);
|
|
data |= ((dsc->simple_422 & 0x1) << 3);
|
|
data |= ((dsc->vbr_enable & 0x1) << 2);
|
|
*bp++ = data; /* pps4 */
|
|
*bp++ = (bpp & DSC_PPS_LSB_MASK); /* pps5 */
|
|
|
|
*bp++ = ((dsc->pic_height >> 8) & 0xff); /* pps6 */
|
|
*bp++ = (dsc->pic_height & 0x0ff); /* pps7 */
|
|
*bp++ = ((dsc->pic_width >> 8) & 0xff); /* pps8 */
|
|
*bp++ = (dsc->pic_width & 0x0ff); /* pps9 */
|
|
|
|
*bp++ = ((dsc->slice_height >> 8) & 0xff);/* pps10 */
|
|
*bp++ = (dsc->slice_height & 0x0ff); /* pps11 */
|
|
*bp++ = ((dsc->slice_width >> 8) & 0xff); /* pps12 */
|
|
*bp++ = (dsc->slice_width & 0x0ff); /* pps13 */
|
|
|
|
*bp++ = ((dsc->slice_chunk_size >> 8) & 0xff);/* pps14 */
|
|
*bp++ = (dsc->slice_chunk_size & 0x0ff); /* pps15 */
|
|
|
|
*bp++ = (dsc->initial_xmit_delay >> 8) & 0x3; /* pps16 */
|
|
*bp++ = (dsc->initial_xmit_delay & 0xff);/* pps17 */
|
|
|
|
*bp++ = ((dsc->initial_dec_delay >> 8) & 0xff); /* pps18 */
|
|
*bp++ = (dsc->initial_dec_delay & 0xff);/* pps19 */
|
|
|
|
bp++; /* pps20, reserved */
|
|
|
|
*bp++ = (dsc->initial_scale_value & 0x3f); /* pps21 */
|
|
|
|
*bp++ = ((dsc->scale_increment_interval >> 8) & 0xff); /* pps22 */
|
|
*bp++ = (dsc->scale_increment_interval & 0xff); /* pps23 */
|
|
|
|
*bp++ = ((dsc->scale_decrement_interval >> 8) & 0xf); /* pps24 */
|
|
*bp++ = (dsc->scale_decrement_interval & 0x0ff);/* pps25 */
|
|
|
|
bp++; /* pps26, reserved */
|
|
|
|
*bp++ = (dsc->first_line_bpg_offset & 0x1f);/* pps27 */
|
|
|
|
*bp++ = ((dsc->nfl_bpg_offset >> 8) & 0xff);/* pps28 */
|
|
*bp++ = (dsc->nfl_bpg_offset & 0x0ff); /* pps29 */
|
|
*bp++ = ((dsc->slice_bpg_offset >> 8) & 0xff);/* pps30 */
|
|
*bp++ = (dsc->slice_bpg_offset & 0x0ff);/* pps31 */
|
|
|
|
*bp++ = ((dsc->initial_offset >> 8) & 0xff);/* pps32 */
|
|
*bp++ = (dsc->initial_offset & 0x0ff); /* pps33 */
|
|
|
|
*bp++ = ((dsc->final_offset >> 8) & 0xff);/* pps34 */
|
|
*bp++ = (dsc->final_offset & 0x0ff); /* pps35 */
|
|
|
|
*bp++ = (dsc->flatness_min_qp & 0x1f); /* pps36 */
|
|
*bp++ = (dsc->flatness_max_qp & 0x1f); /* pps37 */
|
|
|
|
*bp++ = ((dsc->rc_model_size >> 8) & 0xff);/* pps38 */
|
|
*bp++ = (dsc->rc_model_size & 0x0ff); /* pps39 */
|
|
|
|
*bp++ = (dsc->rc_edge_factor & 0x0f); /* pps40 */
|
|
|
|
*bp++ = (dsc->rc_quant_incr_limit0 & 0x1f); /* pps41 */
|
|
*bp++ = (dsc->rc_quant_incr_limit1 & 0x1f); /* pps42 */
|
|
|
|
data = ((dsc->rc_tgt_offset_high & 0xf) << 4);
|
|
data |= (dsc->rc_tgt_offset_low & 0x0f);
|
|
*bp++ = data; /* pps43 */
|
|
|
|
for (i = 0; i < DSC_NUM_BUF_RANGES - 1; i++)
|
|
*bp++ = (dsc->rc_buf_thresh[i] & 0xff); /* pps44 - pps57 */
|
|
|
|
for (i = 0; i < DSC_NUM_BUF_RANGES; i++) {
|
|
/* pps58 - pps87 */
|
|
data = (dsc->rc_range_params[i].range_min_qp & 0x1f);
|
|
data <<= 3;
|
|
data |= ((dsc->rc_range_params[i].range_max_qp >> 2) & 0x07);
|
|
*bp++ = data;
|
|
data = (dsc->rc_range_params[i].range_max_qp & 0x03);
|
|
data <<= 6;
|
|
data |= (dsc->rc_range_params[i].range_bpg_offset & 0x3f);
|
|
*bp++ = data;
|
|
}
|
|
|
|
if (dsc->dsc_version_minor == 0x2) {
|
|
if (dsc->native_422)
|
|
data = BIT(0);
|
|
else if (dsc->native_420)
|
|
data = BIT(1);
|
|
*bp++ = data; /* pps88 */
|
|
*bp++ = dsc->second_line_bpg_offset; /* pps89 */
|
|
|
|
*bp++ = ((dsc->nsl_bpg_offset >> 8) & 0xff);/* pps90 */
|
|
*bp++ = (dsc->nsl_bpg_offset & 0x0ff); /* pps91 */
|
|
|
|
*bp++ = ((dsc->second_line_offset_adj >> 8) & 0xff); /* pps92*/
|
|
*bp++ = (dsc->second_line_offset_adj & 0x0ff); /* pps93 */
|
|
|
|
/* rest bytes are reserved and set to 0 */
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|