From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1AC9AC06510 for ; Tue, 2 Jul 2019 14:47:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D7389206A3 for ; Tue, 2 Jul 2019 14:47:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="Ef9VmhPe"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="Ef9VmhPe" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727206AbfGBOrS (ORCPT ); Tue, 2 Jul 2019 10:47:18 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:46084 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726917AbfGBOrP (ORCPT ); Tue, 2 Jul 2019 10:47:15 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id C31D760ADE; Tue, 2 Jul 2019 14:47:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1562078834; bh=3KrI789LEGYcOzwd4WxFj41Rh3w9pkSiXtKVAsyXLlI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ef9VmhPeNXxOXMb1B7lAu7cvLmtNEZk2hg0puNtelB4ynPZpcRBij9Hne1MPCEtgs epCpgvNtjxAc0A0xg5u0R9JWMvGJ+TwwbSE957TOO6zGe+lMJn39SGBa/+xZhTlEyi 2ZabaZWAjBZthPl8EPpJxyLFkBoXWvfi2YQnMvJE= Received: from amasule-linux.qualcomm.com (blr-c-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: amasule@codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 2817C60A97; Tue, 2 Jul 2019 14:47:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1562078834; bh=3KrI789LEGYcOzwd4WxFj41Rh3w9pkSiXtKVAsyXLlI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ef9VmhPeNXxOXMb1B7lAu7cvLmtNEZk2hg0puNtelB4ynPZpcRBij9Hne1MPCEtgs epCpgvNtjxAc0A0xg5u0R9JWMvGJ+TwwbSE957TOO6zGe+lMJn39SGBa/+xZhTlEyi 2ZabaZWAjBZthPl8EPpJxyLFkBoXWvfi2YQnMvJE= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 2817C60A97 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=amasule@codeaurora.org From: Aniket Masule To: linux-media@vger.kernel.org, stanimir.varbanov@linaro.org Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, vgarodia@codeaurora.org, Aniket Masule Subject: [PATCH v4 4/4] media: venus: Update core selection Date: Tue, 2 Jul 2019 20:16:27 +0530 Message-Id: <1562078787-516-5-git-send-email-amasule@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1562078787-516-1-git-send-email-amasule@codeaurora.org> References: <1562078787-516-1-git-send-email-amasule@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Present core assignment is static. Introduced load balancing across the cores. Load on earch core is calculated and core with minimum load is assigned to given instance. Signed-off-by: Aniket Masule --- drivers/media/platform/qcom/venus/helpers.c | 69 +++++++++++++++++++++++--- drivers/media/platform/qcom/venus/helpers.h | 2 +- drivers/media/platform/qcom/venus/hfi_helper.h | 1 + drivers/media/platform/qcom/venus/hfi_parser.h | 5 ++ drivers/media/platform/qcom/venus/vdec.c | 2 +- drivers/media/platform/qcom/venus/venc.c | 2 +- 6 files changed, 72 insertions(+), 9 deletions(-) diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c index 5726d86..321e9f7 100644 --- a/drivers/media/platform/qcom/venus/helpers.c +++ b/drivers/media/platform/qcom/venus/helpers.c @@ -26,6 +26,7 @@ #include "helpers.h" #include "hfi_helper.h" #include "hfi_venus_io.h" +#include "hfi_parser.h" struct intbuf { struct list_head list; @@ -331,6 +332,24 @@ static u32 load_per_instance(struct venus_inst *inst) return mbs * inst->fps; } +static u32 load_per_core(struct venus_core *core, u32 core_id) +{ + struct venus_inst *inst = NULL; + u32 mbs_per_sec = 0, load = 0; + + mutex_lock(&core->lock); + list_for_each_entry(inst, &core->instances, list) { + if (!(inst->clk_data.core_id == core_id)) + continue; + + mbs_per_sec = load_per_instance(inst); + load = mbs_per_sec * inst->clk_data.codec_freq_data->vpp_freq; + } + mutex_unlock(&core->lock); + + return load; +} + static u32 load_per_type(struct venus_core *core, u32 session_type) { struct venus_inst *inst = NULL; @@ -505,6 +524,16 @@ static int load_scale_clocks(struct venus_inst *inst) return scale_clocks(inst); } +int set_core_usage(struct venus_inst *inst, u32 usage) +{ + const u32 ptype = HFI_PROPERTY_CONFIG_VIDEOCORES_USAGE; + struct hfi_videocores_usage_type cu; + + cu.video_core_enable_mask = usage; + + return hfi_session_set_property(inst, ptype, &cu); +} + static void fill_buffer_desc(const struct venus_buffer *buf, struct hfi_buffer_desc *bd, bool response) { @@ -808,19 +837,47 @@ int venus_helper_set_work_mode(struct venus_inst *inst, u32 mode) } EXPORT_SYMBOL_GPL(venus_helper_set_work_mode); -int venus_helper_set_core_usage(struct venus_inst *inst, u32 usage) +int venus_helper_set_core(struct venus_inst *inst) { - const u32 ptype = HFI_PROPERTY_CONFIG_VIDEOCORES_USAGE; - struct hfi_videocores_usage_type cu; + struct venus_core *core = inst->core; + u32 min_core_id = 0, core1_load = 0, core2_load = 0; + unsigned long min_load, max_freq, cur_inst_load; + u32 cores_max; + int ret; if (!IS_V4(inst->core)) return 0; - cu.video_core_enable_mask = usage; + core1_load = load_per_core(core, VIDC_CORE_ID_1); + core2_load = load_per_core(core, VIDC_CORE_ID_2); + min_core_id = core1_load < core2_load ? VIDC_CORE_ID_1 : VIDC_CORE_ID_2; + min_load = min(core1_load, core2_load); + cores_max = core_num_max(inst); - return hfi_session_set_property(inst, ptype, &cu); + if (cores_max < VIDC_CORE_ID_2) { + min_core_id = VIDC_CORE_ID_1; + min_load = core1_load; + } + + cur_inst_load = load_per_instance(inst) * + inst->clk_data.codec_freq_data->vpp_freq; + max_freq = core->res->freq_tbl[0].freq; + + if ((cur_inst_load + min_load) > max_freq) { + dev_warn(core->dev, "HW is overloaded, needed: %lu max: %lu\n", + cur_inst_load, max_freq); + return -EINVAL; + } + + ret = set_core_usage(inst, min_core_id); + if (ret) + return ret; + + inst->clk_data.core_id = min_core_id; + + return 0; } -EXPORT_SYMBOL_GPL(venus_helper_set_core_usage); +EXPORT_SYMBOL_GPL(venus_helper_set_core); int venus_helper_init_codec_freq_data(struct venus_inst *inst) { diff --git a/drivers/media/platform/qcom/venus/helpers.h b/drivers/media/platform/qcom/venus/helpers.h index 2c13245..1034111 100644 --- a/drivers/media/platform/qcom/venus/helpers.h +++ b/drivers/media/platform/qcom/venus/helpers.h @@ -42,7 +42,7 @@ int venus_helper_set_output_resolution(struct venus_inst *inst, u32 buftype); int venus_helper_set_work_mode(struct venus_inst *inst, u32 mode); int venus_helper_init_codec_freq_data(struct venus_inst *inst); -int venus_helper_set_core_usage(struct venus_inst *inst, u32 usage); +int venus_helper_set_core(struct venus_inst *inst); int venus_helper_set_num_bufs(struct venus_inst *inst, unsigned int input_bufs, unsigned int output_bufs, unsigned int output2_bufs); diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h index 34ea503..f3d1018 100644 --- a/drivers/media/platform/qcom/venus/hfi_helper.h +++ b/drivers/media/platform/qcom/venus/hfi_helper.h @@ -559,6 +559,7 @@ struct hfi_bitrate { #define HFI_CAPABILITY_LCU_SIZE 0x14 #define HFI_CAPABILITY_HIER_P_HYBRID_NUM_ENH_LAYERS 0x15 #define HFI_CAPABILITY_MBS_PER_SECOND_POWERSAVE 0x16 +#define HFI_CAPABILITY_MAX_VIDEOCORES 0x2B struct hfi_capability { u32 capability_type; diff --git a/drivers/media/platform/qcom/venus/hfi_parser.h b/drivers/media/platform/qcom/venus/hfi_parser.h index 3e931c7..264e6dd 100644 --- a/drivers/media/platform/qcom/venus/hfi_parser.h +++ b/drivers/media/platform/qcom/venus/hfi_parser.h @@ -107,4 +107,9 @@ static inline u32 frate_step(struct venus_inst *inst) return cap_step(inst, HFI_CAPABILITY_FRAMERATE); } +static inline u32 core_num_max(struct venus_inst *inst) +{ + return cap_max(inst, HFI_CAPABILITY_MAX_VIDEOCORES); +} + #endif diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c index d037f80..620e060 100644 --- a/drivers/media/platform/qcom/venus/vdec.c +++ b/drivers/media/platform/qcom/venus/vdec.c @@ -551,7 +551,7 @@ static int vdec_output_conf(struct venus_inst *inst) if (ret) return ret; - ret = venus_helper_set_core_usage(inst, VIDC_CORE_ID_1); + ret = venus_helper_set_core(inst); if (ret) return ret; diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c index cdddc82..28e76cc 100644 --- a/drivers/media/platform/qcom/venus/venc.c +++ b/drivers/media/platform/qcom/venus/venc.c @@ -660,7 +660,7 @@ static int venc_set_properties(struct venus_inst *inst) if (ret) return ret; - ret = venus_helper_set_core_usage(inst, VIDC_CORE_ID_2); + ret = venus_helper_set_core(inst); if (ret) return ret; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project