From patchwork Tue Jul 2 14:46:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aniket Masule X-Patchwork-Id: 11028009 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3F6D613A4 for ; Tue, 2 Jul 2019 14:47:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2ED232852A for ; Tue, 2 Jul 2019 14:47:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2308B286E2; Tue, 2 Jul 2019 14:47:21 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8342F27CEA for ; Tue, 2 Jul 2019 14:47:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727189AbfGBOrQ (ORCPT ); Tue, 2 Jul 2019 10:47:16 -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-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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;