From patchwork Fri Jun 24 08:23:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Irui Wang X-Patchwork-Id: 12894163 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 289B7C43334 for ; Fri, 24 Jun 2022 08:32:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zH28kmUTD7ZOHsQq8uAS4JX8hguFJL3qFtLk/gSQoYI=; b=KbRObvD1HYjINU NoqtzjeCd5BS/+hZCXQ03VLp0TUgPCeDm528XU0v81PxAWFHgwukfRZLRghgV1BaftreUWNpPaFFa Rkf6jC1GfIrmPROE/KLbBrQbF7BjHwcBKMI/jbOLDEY+RZI81mSBe1Sp+3Z0U87Mle3pT9dwFQbkL wYULFva4aAYpts/PBnDsL+XocuH5Bk51iqAWYHQ3vqa9LbC+7X1kuOGL00tvL93Vq+dMxISTX29If 0towXlCb4Pz0ZzNavpFWFzj5VzOVKsaxtAsYhKHWM6tzOff7LrLmEIIiQLiQ6QGvUynNWpti4szO+ sO7+XH27btBtBArF6+Zw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4eiu-001BY3-8R; Fri, 24 Jun 2022 08:31:28 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4ehw-001B7e-2a; Fri, 24 Jun 2022 08:30:31 +0000 X-UUID: fb717c6e6dbd42a4ad7f70c8c36763ad-20220624 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.6,REQID:7c65833f-6af1-4acb-9492-b58b988adbb0,OB:0,LO B:0,IP:0,URL:5,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACT ION:release,TS:0 X-CID-META: VersionHash:b14ad71,CLOUDID:d9206aea-f7af-4e69-92ee-0fd74a0c286c,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:1,File:nil ,QS:nil,BEC:nil,COL:0 X-UUID: fb717c6e6dbd42a4ad7f70c8c36763ad-20220624 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 126516504; Fri, 24 Jun 2022 01:30:09 -0700 Received: from mtkmbs10n1.mediatek.inc (172.21.101.34) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 24 Jun 2022 01:23:47 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Fri, 24 Jun 2022 16:23:45 +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 16:23:44 +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, 6/8] media: mediatek: vcodec: Refactor encoder clock on/off function Date: Fri, 24 Jun 2022 16:23:33 +0800 Message-ID: <20220624082335.10165-7-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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220624_013028_146436_EAECB9D4 X-CRM114-Status: GOOD ( 18.62 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org when enable multi-core encoding, encoder cores use their own clock, refactor clock management functions with used encoder hardware id. Signed-off-by: Irui Wang --- .../mediatek/vcodec/mtk_vcodec_enc_pm.c | 95 ++++++++++++++++--- .../mediatek/vcodec/mtk_vcodec_enc_pm.h | 4 +- .../platform/mediatek/vcodec/venc_drv_if.c | 4 +- 3 files changed, 84 insertions(+), 19 deletions(-) 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 a6f30b3a6bc5..e9b4e95ca012 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.c @@ -60,7 +60,9 @@ 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; + struct mtk_vcodec_clk *clk; int ret, i; + int j = 0; /* multi-core encoding need power on all available cores */ for (i = 0; i < MTK_VENC_HW_MAX; i++) { @@ -73,12 +75,27 @@ static int mtk_enc_core_power_on(struct mtk_vcodec_ctx *ctx) mtk_v4l2_err("power on sub_core[%d] fail %d", i, ret); goto pm_on_fail; } + + clk = &sub_core->pm.venc_clk; + for (j = 0; j < clk->clk_num; j++) { + ret = clk_prepare(clk->clk_info[j].vcodec_clk); + if (ret) { + mtk_v4l2_err("prepare clk [%s] fail %d", + clk->clk_info[j].clk_name, 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]; + + clk = &sub_core->pm.venc_clk; + for (j -= 1; j >= 0; j--) + clk_unprepare(clk->clk_info[j].vcodec_clk); + pm_runtime_put_sync(&sub_core->plat_dev->dev); } return ret; @@ -87,7 +104,9 @@ static int mtk_enc_core_power_on(struct mtk_vcodec_ctx *ctx) int mtk_vcodec_enc_power_on(struct mtk_vcodec_ctx *ctx) { struct mtk_vcodec_pm *pm = &ctx->dev->pm; + struct mtk_vcodec_clk *clk; int ret; + int i = 0; ret = pm_runtime_resume_and_get(pm->dev); if (ret) { @@ -95,6 +114,16 @@ int mtk_vcodec_enc_power_on(struct mtk_vcodec_ctx *ctx) return ret; } + clk = &pm->venc_clk; + for (i = 0; i < clk->clk_num; i++) { + ret = clk_prepare(clk->clk_info[i].vcodec_clk); + if (ret) { + mtk_v4l2_err("prepare clk [%s] fail %d", + clk->clk_info[i].clk_name, ret); + goto clk_error; + } + } + if (IS_VENC_MULTICORE(ctx->dev->enc_capability)) { ret = mtk_enc_core_power_on(ctx); if (ret) { @@ -104,6 +133,9 @@ int mtk_vcodec_enc_power_on(struct mtk_vcodec_ctx *ctx) } return ret; +clk_error: + for (i -= 1; i >= 0; i--) + clk_unprepare(clk->clk_info[i].vcodec_clk); core_error: pm_runtime_put_sync(pm->dev); return ret; @@ -112,7 +144,8 @@ int mtk_vcodec_enc_power_on(struct mtk_vcodec_ctx *ctx) static void mtk_enc_core_power_off(struct mtk_vcodec_ctx *ctx) { struct mtk_venc_hw_dev *sub_core; - int ret, i; + struct mtk_vcodec_clk *clk; + int i, ret, j; /* multi-core encoding need power off all available cores */ for (i = 0; i < MTK_VENC_HW_MAX; i++) { @@ -120,6 +153,10 @@ static void mtk_enc_core_power_off(struct mtk_vcodec_ctx *ctx) if (!sub_core) continue; + clk = &sub_core->pm.venc_clk; + for (j = clk->clk_num - 1; j >= 0; j--) + clk_unprepare(clk->clk_info[j].vcodec_clk); + ret = pm_runtime_put_sync(&sub_core->plat_dev->dev); if (ret) mtk_v4l2_err("power off sub_core[%d] fail %d", i, ret); @@ -129,27 +166,44 @@ static void mtk_enc_core_power_off(struct mtk_vcodec_ctx *ctx) 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); + struct mtk_vcodec_clk *clk; + int ret, i; if (IS_VENC_MULTICORE(ctx->dev->enc_capability)) { mtk_enc_core_power_off(ctx); } + + clk = &pm->venc_clk; + for (i = clk->clk_num - 1; i >= 0; i--) + clk_unprepare(clk->clk_info[i].vcodec_clk); + + ret = pm_runtime_put_sync(pm->dev); + if (ret) + mtk_v4l2_err("pm_runtime_put_sync fail %d", ret); } -void mtk_vcodec_enc_clock_on(struct mtk_vcodec_pm *pm) +void mtk_vcodec_enc_clock_on(struct mtk_vcodec_dev *dev, int hw_id) { - struct mtk_vcodec_clk *enc_clk = &pm->venc_clk; + struct mtk_venc_hw_dev *sub_core; + struct mtk_vcodec_clk *enc_clk; + int ret, i = 0; + if (hw_id == MTK_VENC_CORE_0) { + enc_clk = &dev->pm.venc_clk; + } else if (hw_id == MTK_VENC_CORE_1) { + sub_core = (struct mtk_venc_hw_dev *)dev->enc_hw_dev[hw_id]; + enc_clk = &sub_core->pm.venc_clk; + } else { + mtk_v4l2_err("invalid hw id : %d", hw_id); + return; + } + for (i = 0; i < enc_clk->clk_num; i++) { - ret = clk_prepare_enable(enc_clk->clk_info[i].vcodec_clk); + ret = clk_enable(enc_clk->clk_info[i].vcodec_clk); if (ret) { - mtk_v4l2_err("venc clk_prepare_enable %d %s fail %d", i, - enc_clk->clk_info[i].clk_name, ret); + mtk_v4l2_err("venc clk_enable %d %s fail %d", i, + enc_clk->clk_info[i].clk_name, ret); goto clkerr; } } @@ -158,14 +212,25 @@ void mtk_vcodec_enc_clock_on(struct mtk_vcodec_pm *pm) clkerr: for (i -= 1; i >= 0; i--) - clk_disable_unprepare(enc_clk->clk_info[i].vcodec_clk); + clk_disable(enc_clk->clk_info[i].vcodec_clk); } -void mtk_vcodec_enc_clock_off(struct mtk_vcodec_pm *pm) +void mtk_vcodec_enc_clock_off(struct mtk_vcodec_dev *dev, int hw_id) { - struct mtk_vcodec_clk *enc_clk = &pm->venc_clk; + struct mtk_venc_hw_dev *sub_core; + struct mtk_vcodec_clk *enc_clk; int i = 0; + if (hw_id == MTK_VENC_CORE_0) { + enc_clk = &dev->pm.venc_clk; + } else if (hw_id == MTK_VENC_CORE_1) { + sub_core = (struct mtk_venc_hw_dev *)dev->enc_hw_dev[hw_id]; + enc_clk = &sub_core->pm.venc_clk; + } else { + mtk_v4l2_err("invalid hw id : %d", hw_id); + return; + } + for (i = enc_clk->clk_num - 1; i >= 0; i--) - clk_disable_unprepare(enc_clk->clk_info[i].vcodec_clk); + clk_disable(enc_clk->clk_info[i].vcodec_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 9065dec4ed4f..b5a5a7990639 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.h +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc_pm.h @@ -14,7 +14,7 @@ int mtk_vcodec_init_enc_clk(struct platform_device *pdev, 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); +void mtk_vcodec_enc_clock_on(struct mtk_vcodec_dev *dev, int hw_id); +void mtk_vcodec_enc_clock_off(struct mtk_vcodec_dev *dev, int hw_id); #endif /* _MTK_VCODEC_ENC_PM_H_ */ diff --git a/drivers/media/platform/mediatek/vcodec/venc_drv_if.c b/drivers/media/platform/mediatek/vcodec/venc_drv_if.c index 65a27e39ef5b..6cbdb7e30bb3 100644 --- a/drivers/media/platform/mediatek/vcodec/venc_drv_if.c +++ b/drivers/media/platform/mediatek/vcodec/venc_drv_if.c @@ -64,10 +64,10 @@ int venc_if_encode(struct mtk_vcodec_ctx *ctx, ctx->dev->curr_ctx = ctx; spin_unlock_irqrestore(&ctx->dev->irqlock, flags); - mtk_vcodec_enc_clock_on(&ctx->dev->pm); + mtk_vcodec_enc_clock_on(ctx->dev, 0); ret = ctx->enc_if->encode(ctx->drv_handle, opt, frm_buf, bs_buf, result); - mtk_vcodec_enc_clock_off(&ctx->dev->pm); + mtk_vcodec_enc_clock_off(ctx->dev, 0); spin_lock_irqsave(&ctx->dev->irqlock, flags); ctx->dev->curr_ctx = NULL;