From patchwork Fri Jun 24 08:23:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Irui Wang X-Patchwork-Id: 12894150 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 92EE7CCA47E for ; Fri, 24 Jun 2022 08:23:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231699AbiFXIX5 (ORCPT ); Fri, 24 Jun 2022 04:23:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44828 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231656AbiFXIXy (ORCPT ); Fri, 24 Jun 2022 04:23:54 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 165D56F4AC; Fri, 24 Jun 2022 01:23:51 -0700 (PDT) X-UUID: 0c48e690c08b46e697120d87a3a85c78-20220624 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.6,REQID:4a091702-20ab-4f93-819d-c65a1c5c2709,OB:0,LO B:0,IP:0,URL:5,TC:0,Content:-5,EDM:0,RT:0,SF:100,FILE:0,RULE:Release_Ham,A CTION:release,TS:100 X-CID-INFO: VERSION:1.1.6,REQID:4a091702-20ab-4f93-819d-c65a1c5c2709,OB:0,LOB: 0,IP:0,URL:5,TC:0,Content:-5,EDM:0,RT:0,SF:100,FILE:0,RULE:Spam_GS981B3D,A CTION:quarantine,TS:100 X-CID-META: VersionHash:b14ad71,CLOUDID:904278d8-850a-491d-a127-60d9309b2b3e,C OID:b617216b67d0,Recheck:0,SF:28|17|19|48,TC:nil,Content:0,EDM:-3,IP:nil,U RL:1,File:nil,QS:nil,BEC:nil,COL:0 X-UUID: 0c48e690c08b46e697120d87a3a85c78-20220624 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 404717126; Fri, 24 Jun 2022 16:23:45 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Fri, 24 Jun 2022 16:23:44 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 24 Jun 2022 16:23:42 +0800 From: Irui Wang To: Hans Verkuil , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Tomasz Figa , Tzung-Bi Shih , Alexandre Courbot , Tiffany Lin , Andrew-CT Chen , , CC: Hsin-Yi Wang , Maoguang Meng , Longfei Wang , Yunfei Dong , Irui Wang , , , , , , , Subject: [PATCH v4, 5/8] media: mediatek: vcodec: Add venc power on/off function Date: Fri, 24 Jun 2022 16:23:32 +0800 Message-ID: <20220624082335.10165-6-irui.wang@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220624082335.10165-1-irui.wang@mediatek.com> References: <20220624082335.10165-1-irui.wang@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org when enable multi-core encoding, all available encoder cores' power need to be on/off, add new functions for encoder cores' power management. Signed-off-by: Irui Wang --- .../platform/mediatek/vcodec/mtk_vcodec_enc.c | 30 +++---- .../mediatek/vcodec/mtk_vcodec_enc_pm.c | 84 +++++++++++++++++++ .../mediatek/vcodec/mtk_vcodec_enc_pm.h | 2 + .../platform/mediatek/vcodec/venc_drv_if.c | 6 -- 4 files changed, 98 insertions(+), 24 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c index c21367038c34..2b4a2acc8d2d 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c @@ -8,10 +8,10 @@ #include #include #include -#include #include "mtk_vcodec_drv.h" #include "mtk_vcodec_enc.h" +#include "mtk_vcodec_enc_pm.h" #include "mtk_vcodec_intr.h" #include "mtk_vcodec_util.h" #include "venc_drv_if.h" @@ -849,7 +849,7 @@ static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count) { struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q); struct venc_enc_param param; - int ret, pm_ret; + int ret; int i; /* Once state turn into MTK_STATE_ABORT, we need stop_streaming @@ -869,18 +869,12 @@ static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count) return 0; } - ret = pm_runtime_resume_and_get(&ctx->dev->plat_dev->dev); - if (ret < 0) { - mtk_v4l2_err("pm_runtime_resume_and_get fail %d", ret); - goto err_start_stream; - } - mtk_venc_set_param(ctx, ¶m); ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, ¶m); if (ret) { mtk_v4l2_err("venc_if_set_param failed=%d", ret); ctx->state = MTK_STATE_ABORT; - goto err_set_param; + goto err_start_stream; } ctx->param_change = MTK_ENCODE_PARAM_NONE; @@ -893,17 +887,19 @@ static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count) if (ret) { mtk_v4l2_err("venc_if_set_param failed=%d", ret); ctx->state = MTK_STATE_ABORT; - goto err_set_param; + goto err_start_stream; } ctx->state = MTK_STATE_HEADER; } - return 0; + ret = mtk_vcodec_enc_power_on(ctx); + if (ret) { + mtk_v4l2_err("mtk_vcodec_enc_power_on failed=%d", ret); + ctx->state = MTK_STATE_ABORT; + goto err_start_stream; + } -err_set_param: - pm_ret = pm_runtime_put(&ctx->dev->plat_dev->dev); - if (pm_ret < 0) - mtk_v4l2_err("pm_runtime_put fail %d", pm_ret); + return 0; err_start_stream: for (i = 0; i < q->num_buffers; ++i) { @@ -988,9 +984,7 @@ static void vb2ops_venc_stop_streaming(struct vb2_queue *q) if (ret) mtk_v4l2_err("venc_if_deinit failed=%d", ret); - ret = pm_runtime_put(&ctx->dev->plat_dev->dev); - if (ret < 0) - mtk_v4l2_err("pm_runtime_put fail %d", ret); + mtk_vcodec_enc_power_off(ctx); ctx->state = MTK_STATE_FREE; } diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.c index 75de5031d292..a6f30b3a6bc5 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.c @@ -9,6 +9,7 @@ #include #include +#include "mtk_vcodec_enc_hw.h" #include "mtk_vcodec_enc_pm.h" #include "mtk_vcodec_util.h" @@ -56,6 +57,89 @@ int mtk_vcodec_init_enc_clk(struct platform_device *pdev, } EXPORT_SYMBOL_GPL(mtk_vcodec_init_enc_clk); +static int mtk_enc_core_power_on(struct mtk_vcodec_ctx *ctx) +{ + struct mtk_venc_hw_dev *sub_core; + int ret, i; + + /* multi-core encoding need power on all available cores */ + for (i = 0; i < MTK_VENC_HW_MAX; i++) { + sub_core = (struct mtk_venc_hw_dev *)ctx->dev->enc_hw_dev[i]; + if (!sub_core) + continue; + + ret = pm_runtime_resume_and_get(&sub_core->plat_dev->dev); + if (ret) { + mtk_v4l2_err("power on sub_core[%d] fail %d", i, ret); + goto pm_on_fail; + } + } + return ret; + +pm_on_fail: + for (i -= 1; i >= 0; i--) { + sub_core = (struct mtk_venc_hw_dev *)ctx->dev->enc_hw_dev[i]; + pm_runtime_put_sync(&sub_core->plat_dev->dev); + } + return ret; +} + +int mtk_vcodec_enc_power_on(struct mtk_vcodec_ctx *ctx) +{ + struct mtk_vcodec_pm *pm = &ctx->dev->pm; + int ret; + + ret = pm_runtime_resume_and_get(pm->dev); + if (ret) { + mtk_v4l2_err("pm_runtime_resume_and_get fail %d", ret); + return ret; + } + + if (IS_VENC_MULTICORE(ctx->dev->enc_capability)) { + ret = mtk_enc_core_power_on(ctx); + if (ret) { + mtk_v4l2_err("mtk_enc_core_power_on fail %d", ret); + goto core_error; + } + } + return ret; + +core_error: + pm_runtime_put_sync(pm->dev); + return ret; +} + +static void mtk_enc_core_power_off(struct mtk_vcodec_ctx *ctx) +{ + struct mtk_venc_hw_dev *sub_core; + int ret, i; + + /* multi-core encoding need power off all available cores */ + for (i = 0; i < MTK_VENC_HW_MAX; i++) { + sub_core = (struct mtk_venc_hw_dev *)ctx->dev->enc_hw_dev[i]; + if (!sub_core) + continue; + + ret = pm_runtime_put_sync(&sub_core->plat_dev->dev); + if (ret) + mtk_v4l2_err("power off sub_core[%d] fail %d", i, ret); + } +} + +void mtk_vcodec_enc_power_off(struct mtk_vcodec_ctx *ctx) +{ + struct mtk_vcodec_pm *pm = &ctx->dev->pm; + int ret; + + ret = pm_runtime_put_sync(pm->dev); + if (ret) + mtk_v4l2_err("pm_runtime_put_sync fail %d", ret); + + if (IS_VENC_MULTICORE(ctx->dev->enc_capability)) { + mtk_enc_core_power_off(ctx); + } +} + void mtk_vcodec_enc_clock_on(struct mtk_vcodec_pm *pm) { struct mtk_vcodec_clk *enc_clk = &pm->venc_clk; diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.h b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.h index 361dec5be47f..9065dec4ed4f 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.h +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.h @@ -12,6 +12,8 @@ int mtk_vcodec_init_enc_clk(struct platform_device *pdev, struct mtk_vcodec_pm *pm); +int mtk_vcodec_enc_power_on(struct mtk_vcodec_ctx *ctx); +void mtk_vcodec_enc_power_off(struct mtk_vcodec_ctx *ctx); void mtk_vcodec_enc_clock_on(struct mtk_vcodec_pm *pm); void mtk_vcodec_enc_clock_off(struct mtk_vcodec_pm *pm); diff --git a/drivers/media/platform/mediatek/vcodec/venc_drv_if.c b/drivers/media/platform/mediatek/vcodec/venc_drv_if.c index ce0bce811615..65a27e39ef5b 100644 --- a/drivers/media/platform/mediatek/vcodec/venc_drv_if.c +++ b/drivers/media/platform/mediatek/vcodec/venc_drv_if.c @@ -32,9 +32,7 @@ int venc_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc) } mtk_venc_lock(ctx); - mtk_vcodec_enc_clock_on(&ctx->dev->pm); ret = ctx->enc_if->init(ctx); - mtk_vcodec_enc_clock_off(&ctx->dev->pm); mtk_venc_unlock(ctx); return ret; @@ -46,9 +44,7 @@ int venc_if_set_param(struct mtk_vcodec_ctx *ctx, int ret = 0; mtk_venc_lock(ctx); - mtk_vcodec_enc_clock_on(&ctx->dev->pm); ret = ctx->enc_if->set_param(ctx->drv_handle, type, in); - mtk_vcodec_enc_clock_off(&ctx->dev->pm); mtk_venc_unlock(ctx); return ret; @@ -89,9 +85,7 @@ int venc_if_deinit(struct mtk_vcodec_ctx *ctx) return 0; mtk_venc_lock(ctx); - mtk_vcodec_enc_clock_on(&ctx->dev->pm); ret = ctx->enc_if->deinit(ctx->drv_handle); - mtk_vcodec_enc_clock_off(&ctx->dev->pm); mtk_venc_unlock(ctx); ctx->drv_handle = NULL;