From patchwork Fri Jul 29 03:51:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Irui Wang X-Patchwork-Id: 595750 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 3695CC19F2A for ; Fri, 29 Jul 2022 03:51:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234273AbiG2Dvw (ORCPT ); Thu, 28 Jul 2022 23:51:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234157AbiG2Dvq (ORCPT ); Thu, 28 Jul 2022 23:51:46 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C18BB4AD42; Thu, 28 Jul 2022 20:51:44 -0700 (PDT) X-UUID: d88d2a9a87a54d93a0f08e5ba9b41a77-20220729 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.8, REQID:4f489ea4-aa04-43b3-a3e3-b25249bd43ac, 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:0f94e32, CLOUDID:cea7a5d0-841b-4e95-ad42-8f86e18f54fc, 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: d88d2a9a87a54d93a0f08e5ba9b41a77-20220729 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 481935763; Fri, 29 Jul 2022 11:51:40 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Fri, 29 Jul 2022 11:51:38 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Fri, 29 Jul 2022 11:51:37 +0800 From: Irui Wang To: Hans Verkuil , , Rob Herring , Mauro Carvalho Chehab , Matthias Brugger , Alexandre Courbot , "Tiffany Lin" , Andrew-CT Chen , Tzung-Bi Shih , Tomasz Figa , CC: Maoguang Meng , Longfei Wang , Yunfei Dong , "Irui Wang" , , , , , , Subject: [PATCH v5, 6/8] media: mediatek: vcodec: Refactor encoder clock on/off function Date: Fri, 29 Jul 2022 11:51:27 +0800 Message-ID: <20220729035129.3634-7-irui.wang@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220729035129.3634-1-irui.wang@mediatek.com> References: <20220729035129.3634-1-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, 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 | 89 ++++++++++++++++--- .../mediatek/vcodec/mtk_vcodec_enc_pm.h | 6 +- .../platform/mediatek/vcodec/venc_drv_if.c | 4 +- 3 files changed, 84 insertions(+), 15 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 213c3f50e9eb..2f83aade779a 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 ret, i, 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); @@ -129,26 +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; + 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, + enum mtk_venc_hw_id 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; } } @@ -157,14 +212,26 @@ 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, + enum mtk_venc_hw_id 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..a2906d2971ee 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 +14,9 @@ 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, + enum mtk_venc_hw_id hw_id); +void mtk_vcodec_enc_clock_off(struct mtk_vcodec_dev *dev, + enum mtk_venc_hw_id 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;