From patchwork Fri Jul 28 13:23:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vikash Garodia X-Patchwork-Id: 13331996 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A83A1C001DF for ; Fri, 28 Jul 2023 14:24:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236859AbjG1OYJ (ORCPT ); Fri, 28 Jul 2023 10:24:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48878 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236194AbjG1OYI (ORCPT ); Fri, 28 Jul 2023 10:24:08 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6232D35BF; Fri, 28 Jul 2023 07:24:06 -0700 (PDT) Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 36SB80Nu023361; Fri, 28 Jul 2023 13:27:01 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=12lxi0iuh1niBROR+SGm8stvj1hc0vJCxUJta4SPFr8=; b=TCkajS1LTQCt7skCNBFPPEfffb6cuIplnxVmI3BhZRs3dvlcRjWuHkLtBOCLVveN/Xyr UFnp3UNc860BBG4+i9dZZcWf1S+blNfyKVV7ZUV9D5OhlMlVUyC2IsMm7ySjeJ27ZAqS PQVu0j5U6z+kiOS7Mr74+F49y6HsSS/qBJeHOoYanB0S6pA4EnosPI6/3r5ROQCwPiE6 d3z3h7tSW6/pOANpxRHzL3IBp+iyTp1VmekyyoDTOJHG0fCEmsceMWrWAk3maAl/ZYvS 8BWwOqVGMEGhslPJOg33O/mDdmuhBSBk15W3UYS+UkiQxNBAWs0J9KRKOOCxkvkHQ54E Tg== Received: from nasanppmta01.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3s3ufutb6h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 28 Jul 2023 13:27:01 +0000 Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 36SDR151003363 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 28 Jul 2023 13:27:01 GMT Received: from hu-vgarodia-hyd.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Fri, 28 Jul 2023 06:26:57 -0700 From: Vikash Garodia To: , , , , , , , , CC: , Vikash Garodia Subject: [PATCH 32/33] iris: variant: iris3: implement logic to compute clock frequency Date: Fri, 28 Jul 2023 18:53:43 +0530 Message-ID: <1690550624-14642-33-git-send-email-quic_vgarodia@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1690550624-14642-1-git-send-email-quic_vgarodia@quicinc.com> References: <1690550624-14642-1-git-send-email-quic_vgarodia@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: rozaoR9n9PQ48MGIDis5WEZpqK2QasAI X-Proofpoint-ORIG-GUID: rozaoR9n9PQ48MGIDis5WEZpqK2QasAI X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-27_10,2023-07-26_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 lowpriorityscore=0 impostorscore=0 bulkscore=0 mlxlogscore=999 mlxscore=0 clxscore=1015 priorityscore=1501 adultscore=0 phishscore=0 suspectscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307280124 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Dikshita Agarwal This implements the logic to computer the required clock frequency by encoder or decoder for a specific usecase. It considers the input as various parameters configured by client for that usecase. Signed-off-by: Dikshita Agarwal Signed-off-by: Vikash Garodia --- .../iris/variant/iris3/src/msm_vidc_clock_iris3.c | 627 +++++++++++++++++++++ 1 file changed, 627 insertions(+) create mode 100644 drivers/media/platform/qcom/iris/variant/iris3/src/msm_vidc_clock_iris3.c diff --git a/drivers/media/platform/qcom/iris/variant/iris3/src/msm_vidc_clock_iris3.c b/drivers/media/platform/qcom/iris/variant/iris3/src/msm_vidc_clock_iris3.c new file mode 100644 index 0000000..6665aef --- /dev/null +++ b/drivers/media/platform/qcom/iris/variant/iris3/src/msm_vidc_clock_iris3.c @@ -0,0 +1,627 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include "msm_vidc_debug.h" + +#define ENABLE_FINEBITRATE_SUBUHD60 0 +#include "perf_static_model.h" + +/* + * Chipset Generation Technology: SW/FW overhead profiling + * need update with new numbers + */ +static u32 frequency_table_iris3[2][6] = { + /* //make lowsvs_D1 as invalid; */ + {533, 444, 366, 338, 240, 0}, + {800, 666, 549, 507, 360, 0}, +}; + + /* Tensilica cycles */ +#define DECODER_VPP_FW_OVERHEAD_IRIS3 66234 + +/* Tensilica cycles; this is measured in Lahaina 1stage with FW profiling */ +#define DECODER_VPPVSP1STAGE_FW_OVERHEAD_IRIS3 93000 + +#define DECODER_VSP_FW_OVERHEAD_IRIS3 \ + (DECODER_VPPVSP1STAGE_FW_OVERHEAD_IRIS3 - DECODER_VPP_FW_OVERHEAD_IRIS3) + +/* Tensilica cycles; encoder has ARP register */ +#define ENCODER_VPP_FW_OVERHEAD_IRIS3 48405 + +#define ENCODER_VPPVSP1STAGE_FW_OVERHEAD_IRIS3 \ + (ENCODER_VPP_FW_OVERHEAD_IRIS3 + DECODER_VSP_FW_OVERHEAD_IRIS3) + +#define DECODER_SW_OVERHEAD_IRIS3 489583 +#define ENCODER_SW_OVERHEAD_IRIS3 489583 + +/* Video IP Core Technology: pipefloor and pipe penlaty */ +static u32 decoder_vpp_target_clk_per_mb_iris3 = 200; + +/* + * These pipe penalty numbers only applies to 4 pipe + * For 2pipe and 1pipe, these numbers need recalibrate + */ +static u32 pipe_penalty_iris3[3][3] = { + /* NON AV1 */ + {1059, 1059, 1059}, + /* AV1 RECOMMENDED TILE 1080P_V2XH1, UHD_V2X2, 8KUHD_V8X2 */ + {1410, 1248, 1226}, + /* AV1 YOUTUBE/NETFLIX TILE 1080P_V4XH2_V4X1, UHD_V8X4_V8X1, 8KUHD_V8X8_V8X1 */ + {2039, 2464, 1191}, +}; + +/* + * Video IP Core Technology: bitrate constraint + * HW limit bitrate table (these values are measured end to end, + * fw/sw impacts are also considered) + * TODO Can we convert to Cycles/MB? This will remove DIVISION. + */ +static u32 bitrate_table_iris3_2stage_fp[4][10] = { + /* h264 cavlc */ + {0, 220, 220, 220, 220, 220, 220, 220, 220, 220}, + /* h264 cabac */ + {0, 140, 150, 160, 175, 190, 190, 190, 190, 190}, + /* h265 */ + {90, 140, 160, 180, 190, 200, 200, 200, 200, 200}, + /* vp9 */ + {90, 90, 90, 90, 90, 90, 90, 90, 90, 90}, +}; + +/* HW limit bitrate table (these values are measured end to end fw/sw impacts + * are also considered + */ +static u32 bitrate_table_iris3_1stage_fp[4][10] = { /* 1-stage assume IPPP */ + /* h264 cavlc */ + {0, 220, 220, 220, 220, 220, 220, 220, 220, 220}, + /* h264 cabac */ + {0, 110, 150, 150, 150, 150, 150, 150, 150, 150}, + /* h265 */ + {0, 140, 150, 150, 150, 150, 150, 150, 150, 150}, + /* vp9 */ + {0, 70, 70, 70, 70, 70, 70, 70, 70, 70}, +}; + +static u32 input_bitrate_fp; + +/* 8KUHD60; UHD240; 1080p960 with B */ +static u32 fp_pixel_count_bar0 = 3840 * 2160 * 240; +/* 8KUHD60; UHD240; 1080p960 without B */ +static u32 fp_pixel_count_bar1 = 3840 * 2160 * 240; +/* 1080p720 */ +static u32 fp_pixel_count_bar2 = 3840 * 2160 * 180; +/* UHD120 */ +static u32 fp_pixel_count_bar3 = 3840 * 2160 * 120; +/* UHD90 */ +static u32 fp_pixel_count_bar4 = 3840 * 2160 * 90; +/* UHD60 */ +static u32 fp_pixel_count_bar5 = 3840 * 2160 * 60; +/* UHD30; FHD120; HD240 */ +static u32 fp_pixel_count_bar6 = 3840 * 2160 * 30; +/* FHD60 */ +static u32 fp_pixel_count_bar7 = 1920 * 1080 * 60; +/* FHD30 */ +static u32 fp_pixel_count_bar8 = 1920 * 1080 * 30; + +static u32 codec_encoder_gop_complexity_table_fp[8][3]; +static u32 codec_mbspersession_iris3; + +static u32 calculate_number_mbs_iris3(u32 width, u32 height, u32 lcu_size) +{ + u32 mbs_width = (width % lcu_size) ? + (width / lcu_size + 1) : (width / lcu_size); + + u32 mbs_height = (height % lcu_size) ? + (height / lcu_size + 1) : (height / lcu_size); + + return mbs_width * mbs_height * (lcu_size / 16) * (lcu_size / 16); +} + +static int initialize_encoder_complexity_table(void) +{ + /* Beging Calculate Encoder GOP Complexity Table and HW Floor numbers */ + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_Bb_ENTRY] = 70000; + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_P_ENTRY] = 10000; + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_Bb_ENTRY] * 150 + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_P_ENTRY] * 100); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] + + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_Bb_ENTRY] + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_P_ENTRY] - 1); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] / + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_Bb_ENTRY] + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I3B4b1P][CODEC_ENCODER_GOP_P_ENTRY]); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_Bb_ENTRY] = 30000; + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_P_ENTRY] = 10000; + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_Bb_ENTRY] * 150 + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_P_ENTRY] * 100); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] + + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_Bb_ENTRY] + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_P_ENTRY] - 1); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_FACTORY_ENTRY] / + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_Bb_ENTRY] + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_I1B2b1P][CODEC_ENCODER_GOP_P_ENTRY]); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_Bb_ENTRY] = 10000; + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_P_ENTRY] = 10000; + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_Bb_ENTRY] * 150 + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_P_ENTRY] * 100); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_FACTORY_ENTRY] + + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_Bb_ENTRY] + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_P_ENTRY] - 1); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_FACTORY_ENTRY] / + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_Bb_ENTRY] + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IbP][CODEC_ENCODER_GOP_P_ENTRY]); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_Bb_ENTRY] = 0; + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_P_ENTRY] = 1; + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_Bb_ENTRY] * 150 + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_P_ENTRY] * 100); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_FACTORY_ENTRY] + + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_Bb_ENTRY] + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_P_ENTRY] - 1); + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_FACTORY_ENTRY] = + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_FACTORY_ENTRY] / + (codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_Bb_ENTRY] + + codec_encoder_gop_complexity_table_fp + [CODEC_GOP_IPP][CODEC_ENCODER_GOP_P_ENTRY]); + + return 0; +} + +u32 get_bitrate_entry(u32 pixle_count) +{ + u32 bitrate_entry = 0; + + if (pixle_count >= fp_pixel_count_bar1) + bitrate_entry = 1; + else if (pixle_count >= fp_pixel_count_bar2) + bitrate_entry = 2; + else if (pixle_count >= fp_pixel_count_bar3) + bitrate_entry = 3; + else if (pixle_count >= fp_pixel_count_bar4) + bitrate_entry = 4; + else if (pixle_count >= fp_pixel_count_bar5) + bitrate_entry = 5; + else if (pixle_count >= fp_pixel_count_bar6) + bitrate_entry = 6; + else if (pixle_count >= fp_pixel_count_bar7) + bitrate_entry = 7; + else if (pixle_count >= fp_pixel_count_bar8) + bitrate_entry = 8; + else + bitrate_entry = 9; + + return bitrate_entry; +} + +static int calculate_vsp_min_freq(struct api_calculation_input codec_input, + struct api_calculation_freq_output *codec_output) +{ + /* + * VSP calculation + * different methodology from Lahaina + */ + u32 vsp_hw_min_frequency = 0; + /* UInt32 decoder_vsp_fw_overhead = 100 + 5; // amplified by 100x */ + u32 fw_sw_vsp_offset = 1000 + 55; /* amplified by 1000x */ + + /* + * Ignore fw_sw_vsp_offset, as this is baked into the reference bitrate tables. + * As a consequence remove x1000 multiplier as well. + */ + u32 codec = codec_input.codec; + /* UInt32 *bitratetable; */ + u32 pixle_count = codec_input.frame_width * + codec_input.frame_height * codec_input.frame_rate; + + u8 bitrate_entry = get_bitrate_entry(pixle_count); /* TODO EXTRACT */ + + input_bitrate_fp = ((u32)(codec_input.bitrate_mbps * 100 + 99)) / 100; + vsp_hw_min_frequency = frequency_table_iris3[0][1] * input_bitrate_fp * 1000; + + /* 8KUHD60fps with B frame */ + if (pixle_count >= fp_pixel_count_bar0 && + codec_input.hierachical_layer != CODEC_GOP_IPP) { + /* + * FORMULA: VSPfreq = NOMINAL * (InputBitrate / ReferenceBitrate); + * ReferenceBitrate = 0 for, + * - 1Stage TURBO, all Codecs. + * - 2Stage TURBO, H264 & H265. + * + * 8KUHD60fps with B frame + * - bitrate_entry = 0 + * - Clock=NOMINAL for H264 & 2Stage H265. + * Because bitrate table entry for TURBO is 0. + * + * TODO : Reduce these conditions by removing the zero entries from Bitrate table. + */ + vsp_hw_min_frequency = frequency_table_iris3[0][1] * + input_bitrate_fp * 1000; + + if (codec_input.codec == CODEC_H264 || + codec_input.codec == CODEC_H264_CAVLC || + (codec_input.codec == CODEC_HEVC && + codec_input.vsp_vpp_mode == CODEC_VSPVPP_MODE_1S)) { + vsp_hw_min_frequency = + DIV_ROUND_UP(frequency_table_iris3[0][1], fw_sw_vsp_offset); + } else if ((codec_input.codec == CODEC_HEVC && + codec_input.vsp_vpp_mode == CODEC_VSPVPP_MODE_2S) || + codec_input.codec == CODEC_VP9) { + if (codec_input.vsp_vpp_mode == CODEC_VSPVPP_MODE_2S) { + vsp_hw_min_frequency = + DIV_ROUND_UP(vsp_hw_min_frequency, + (bitrate_table_iris3_2stage_fp[codec][0] * + fw_sw_vsp_offset)); + } else { + vsp_hw_min_frequency = + DIV_ROUND_UP(vsp_hw_min_frequency, + (bitrate_table_iris3_1stage_fp[codec][0] * + fw_sw_vsp_offset)); + } + } + } else { + vsp_hw_min_frequency = frequency_table_iris3[0][1] * + input_bitrate_fp * 1000; + + if (codec_input.codec == CODEC_H264_CAVLC && + codec_input.entropy_coding_mode == CODEC_ENTROPY_CODING_CAVLC) + codec = CODEC_H264_CAVLC; + else if (codec_input.codec == CODEC_H264 && + codec_input.entropy_coding_mode == CODEC_ENTROPY_CODING_CABAC) + codec = CODEC_H264; + + if (codec_input.vsp_vpp_mode == CODEC_VSPVPP_MODE_2S) + vsp_hw_min_frequency = + DIV_ROUND_UP(vsp_hw_min_frequency, + (bitrate_table_iris3_2stage_fp[codec][bitrate_entry]) * + fw_sw_vsp_offset); + else + vsp_hw_min_frequency = + DIV_ROUND_UP(vsp_hw_min_frequency, + (bitrate_table_iris3_1stage_fp[codec][bitrate_entry]) * + fw_sw_vsp_offset); + } + + codec_output->vsp_min_freq = vsp_hw_min_frequency; + return 0; +} + +static u32 calculate_pipe_penalty(struct api_calculation_input codec_input) +{ + u32 pipe_penalty_codec = 0; + + /* decoder */ + if (codec_input.decoder_or_encoder == CODEC_DECODER) + pipe_penalty_codec = pipe_penalty_iris3[0][0]; + else + pipe_penalty_codec = 101; + + return pipe_penalty_codec; +} + +static int calculate_vpp_min_freq(struct api_calculation_input codec_input, + struct api_calculation_freq_output *codec_output) +{ + u32 vpp_hw_min_frequency = 0; + u32 fmin = 0; + u32 tensilica_min_frequency = 0; + u32 decoder_vsp_fw_overhead = 100 + 5; /* amplified by 100x */ + /* UInt32 fw_sw_vsp_offset = 1000 + 55; amplified by 1000x */ + /* TODO from calculate_sw_vsp_min_freq */ + u32 vsp_hw_min_frequency = codec_output->vsp_min_freq; + u32 pipe_penalty_codec = 0; + u32 fmin_fwoverhead105 = 0; + u32 fmin_measured_fwoverhead = 0; + u32 lpmode_uhd_cycle_permb = 0; + u32 hqmode1080p_cycle_permb = 0; + u32 encoder_vpp_target_clk_per_mb = 0; + + codec_mbspersession_iris3 = + calculate_number_mbs_iris3(codec_input.frame_width, + codec_input.frame_height, + codec_input.lcu_size) * + codec_input.frame_rate; + + /* Section 2. 0 VPP/VSP calculation */ + if (codec_input.decoder_or_encoder == CODEC_DECODER) { /* decoder */ + vpp_hw_min_frequency = ((decoder_vpp_target_clk_per_mb_iris3) * + (codec_mbspersession_iris3) + codec_input.pipe_num - 1) / + (codec_input.pipe_num); + + vpp_hw_min_frequency = (vpp_hw_min_frequency + 99999) / 1000000; + + if (codec_input.pipe_num > 1) { + pipe_penalty_codec = calculate_pipe_penalty(codec_input); + vpp_hw_min_frequency = (vpp_hw_min_frequency * + pipe_penalty_codec + 999) / 1000; + } + + if (codec_input.vsp_vpp_mode == CODEC_VSPVPP_MODE_2S) { + /* FW overhead, convert FW cycles to impact to one pipe */ + u64 decoder_vpp_fw_overhead = 0; + + decoder_vpp_fw_overhead = + DIV_ROUND_UP((DECODER_VPP_FW_OVERHEAD_IRIS3 * 10 * + codec_input.frame_rate), 15); + + decoder_vpp_fw_overhead = + DIV_ROUND_UP((decoder_vpp_fw_overhead * 1000), + (codec_mbspersession_iris3 * + decoder_vpp_target_clk_per_mb_iris3 / + codec_input.pipe_num)); + + decoder_vpp_fw_overhead += 1000; + decoder_vpp_fw_overhead = (decoder_vpp_fw_overhead < 1050) ? + 1050 : decoder_vpp_fw_overhead; + + /* VPP HW + FW */ + if (codec_input.linear_opb == 1 && + codec_input.bitdepth == CODEC_BITDEPTH_10) + /* multiply by 1.20 for 10b case */ + decoder_vpp_fw_overhead = 1200 + decoder_vpp_fw_overhead - 1000; + + vpp_hw_min_frequency = (vpp_hw_min_frequency * + decoder_vpp_fw_overhead + 999) / 1000; + + /* VSP HW+FW */ + vsp_hw_min_frequency = + (vsp_hw_min_frequency * decoder_vsp_fw_overhead + 99) / 100; + + fmin = (vpp_hw_min_frequency > vsp_hw_min_frequency) ? + vpp_hw_min_frequency : vsp_hw_min_frequency; + } else { + /* 1-stage need SW cycles + FW cycles + HW time */ + if (codec_input.linear_opb == 1 && + codec_input.bitdepth == CODEC_BITDEPTH_10) + /* multiply by 1.20 for 10b linear case */ + vpp_hw_min_frequency = + (vpp_hw_min_frequency * 1200 + 999) / 1000; + + /* + * HW time + * comment: 02/23/2021 SY: the bitrate is measured bitrate, + * the overlapping effect is already considered into bitrate. + * no need to add extra anymore + */ + fmin = (vpp_hw_min_frequency > vsp_hw_min_frequency) ? + vpp_hw_min_frequency : vsp_hw_min_frequency; + + /* FW time */ + fmin_fwoverhead105 = (fmin * 105 + 99) / 100; + fmin_measured_fwoverhead = fmin + + (((DECODER_VPPVSP1STAGE_FW_OVERHEAD_IRIS3 * + codec_input.frame_rate * 10 + 14) / 15 + 999) / 1000 + 999) / + 1000; + + fmin = (fmin_fwoverhead105 > fmin_measured_fwoverhead) ? + fmin_fwoverhead105 : fmin_measured_fwoverhead; + } + + tensilica_min_frequency = (DECODER_SW_OVERHEAD_IRIS3 * 10 + 14) / 15; + tensilica_min_frequency = (tensilica_min_frequency + 999) / 1000; + tensilica_min_frequency = tensilica_min_frequency * codec_input.frame_rate; + tensilica_min_frequency = (tensilica_min_frequency + 999) / 1000; + fmin = (tensilica_min_frequency > fmin) ? tensilica_min_frequency : fmin; + } else { /* encoder */ + /* Decide LP/HQ */ + u8 hq_mode = 0; + + if (codec_input.pipe_num > 1) + if (codec_input.frame_width * codec_input.frame_height <= + 1920 * 1080) + if (codec_input.frame_width * codec_input.frame_height * + codec_input.frame_rate <= 1920 * 1080 * 60) + hq_mode = 1; + + codec_output->enc_hqmode = hq_mode; + + /* Section 1. 0 */ + /* TODO ONETIME call, should be in another place. */ + initialize_encoder_complexity_table(); + + /* End Calculate Encoder GOP Complexity Table */ + + /* VPP base cycle */ + lpmode_uhd_cycle_permb = (320 * + codec_encoder_gop_complexity_table_fp + [codec_input.hierachical_layer][CODEC_ENCODER_GOP_FACTORY_ENTRY] + + 99) / 100; + + if (codec_input.frame_width == 1920 && + (codec_input.frame_height == 1080 || + codec_input.frame_height == 1088) && + codec_input.frame_rate >= 480) + lpmode_uhd_cycle_permb = (90 * 4 * + codec_encoder_gop_complexity_table_fp + [codec_input.hierachical_layer][CODEC_ENCODER_GOP_FACTORY_ENTRY] + + 99) / 100; + + if (codec_input.frame_width == 1280 && + (codec_input.frame_height == 720 || + codec_input.frame_height == 768) && + codec_input.frame_rate >= 960) + lpmode_uhd_cycle_permb = (99 * 4 * + codec_encoder_gop_complexity_table_fp + [codec_input.hierachical_layer][CODEC_ENCODER_GOP_FACTORY_ENTRY] + + 99) / 100; + + hqmode1080p_cycle_permb = (675 * + codec_encoder_gop_complexity_table_fp + [codec_input.hierachical_layer][CODEC_ENCODER_GOP_FACTORY_ENTRY] + + 99) / 100; + + encoder_vpp_target_clk_per_mb = (hq_mode) ? + hqmode1080p_cycle_permb : lpmode_uhd_cycle_permb; + + vpp_hw_min_frequency = ((encoder_vpp_target_clk_per_mb) * + (codec_mbspersession_iris3) + codec_input.pipe_num - 1) / + (codec_input.pipe_num); + + vpp_hw_min_frequency = (vpp_hw_min_frequency + 99999) / 1000000; + + if (codec_input.pipe_num > 1) { + u32 pipe_penalty_codec = 101; + + vpp_hw_min_frequency = (vpp_hw_min_frequency * + pipe_penalty_codec + 99) / 100; + } + + if (codec_input.vsp_vpp_mode == CODEC_VSPVPP_MODE_2S) { + /* FW overhead, convert FW cycles to impact to one pipe */ + u64 encoder_vpp_fw_overhead = 0; + + encoder_vpp_fw_overhead = + DIV_ROUND_UP((ENCODER_VPP_FW_OVERHEAD_IRIS3 * 10 * + codec_input.frame_rate), 15); + + encoder_vpp_fw_overhead = + DIV_ROUND_UP((encoder_vpp_fw_overhead * 1000), + (codec_mbspersession_iris3 * + encoder_vpp_target_clk_per_mb / + codec_input.pipe_num)); + + encoder_vpp_fw_overhead += 1000; + + encoder_vpp_fw_overhead = (encoder_vpp_fw_overhead < 1050) ? + 1050 : encoder_vpp_fw_overhead; + + /* VPP HW + FW */ + vpp_hw_min_frequency = (vpp_hw_min_frequency * + encoder_vpp_fw_overhead + 999) / 1000; + + /* TODO : decoder_vsp_fw_overhead? */ + vsp_hw_min_frequency = (vsp_hw_min_frequency * + decoder_vsp_fw_overhead + 99) / 100; + + fmin = (vpp_hw_min_frequency > vsp_hw_min_frequency) ? + vpp_hw_min_frequency : vsp_hw_min_frequency; + } else { + /* HW time */ + fmin = (vpp_hw_min_frequency > vsp_hw_min_frequency) ? + vpp_hw_min_frequency : vsp_hw_min_frequency; + + /* FW time */ + fmin_fwoverhead105 = (fmin * 105 + 99) / 100; + fmin_measured_fwoverhead = fmin + + (((DECODER_VPPVSP1STAGE_FW_OVERHEAD_IRIS3 * + codec_input.frame_rate * 10 + 14) / 15 + 999) / + 1000 + 999) / 1000; + + fmin = (fmin_fwoverhead105 > fmin_measured_fwoverhead) ? + fmin_fwoverhead105 : fmin_measured_fwoverhead; + /* SW time */ + } + + tensilica_min_frequency = (ENCODER_SW_OVERHEAD_IRIS3 * 10 + 14) / 15; + tensilica_min_frequency = (tensilica_min_frequency + 999) / 1000; + + tensilica_min_frequency = tensilica_min_frequency * + codec_input.frame_rate; + + tensilica_min_frequency = (tensilica_min_frequency + 999) / 1000; + + fmin = (tensilica_min_frequency > fmin) ? + tensilica_min_frequency : fmin; + } + + codec_output->vpp_min_freq = vpp_hw_min_frequency; + codec_output->vsp_min_freq = vsp_hw_min_frequency; + codec_output->tensilica_min_freq = tensilica_min_frequency; + codec_output->hw_min_freq = fmin; + + return 0; +} + +int msm_vidc_calculate_frequency(struct api_calculation_input codec_input, + struct api_calculation_freq_output *codec_output) +{ + int rc = 0; + + rc = calculate_vsp_min_freq(codec_input, codec_output); + if (rc) + return rc; + + rc = calculate_vpp_min_freq(codec_input, codec_output); + + return rc; +}