From patchwork Fri Mar 10 06:23:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Irui Wang X-Patchwork-Id: 13168783 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 770C5C64EC4 for ; Fri, 10 Mar 2023 06:24:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229878AbjCJGYR (ORCPT ); Fri, 10 Mar 2023 01:24:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37088 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229806AbjCJGYN (ORCPT ); Fri, 10 Mar 2023 01:24:13 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 29A65104615; Thu, 9 Mar 2023 22:24:11 -0800 (PST) X-UUID: 28e56f0ebf0c11eda06fc9ecc4dadd91-20230310 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=rnHDPaF+R8FF8PJd9FlWmcGdhDJGTaMa9mgP/cJusow=; b=tDailIn0Te986A0DXOTjkyjBIMAWlbQgCANePh5T8zkKDduE8Y4gkmzwEuTf912XCMXdgAe8jDuH8n5ui7GPqsT/Wkc8CbVIwerPbgHIyCxgBfMGDNzXYURycIbG33Y9X10dc+xMIeuDXIjw4kI90dJZmfsZ2Er4Qttt6cG1vZs=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.20,REQID:4e4173bf-4582-44ca-84bb-0e2ea943d206,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:90 X-CID-INFO: VERSION:1.1.20,REQID:4e4173bf-4582-44ca-84bb-0e2ea943d206,IP:0,URL :0,TC:0,Content:-5,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACTIO N:quarantine,TS:90 X-CID-META: VersionHash:25b5999,CLOUDID:cbb05ff5-ddba-41c3-91d9-10eeade8eac7,B ulkID:230310103707N1LW8J4D,BulkQuantity:4,Recheck:0,SF:38|29|28|17|19|48,T C:nil,Content:0,EDM:-3,IP:nil,URL:11|1,File:nil,Bulk:40,QS:nil,BEC:nil,COL :0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0,NGT X-UUID: 28e56f0ebf0c11eda06fc9ecc4dadd91-20230310 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1032475739; Fri, 10 Mar 2023 14:24:06 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.25; Fri, 10 Mar 2023 14:24:04 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Fri, 10 Mar 2023 14:24:03 +0800 From: Irui Wang To: Hans Verkuil , Mauro Carvalho Chehab , Matthias Brugger , , , kyrie wu CC: , , , , , Tomasz Figa , , , Yunfei Dong , "Irui Wang" Subject: [V2,7/7] media: mtk-jpeg: refactor hw dev initializaiton Date: Fri, 10 Mar 2023 14:23:55 +0800 Message-ID: <20230310062355.9963-8-irui.wang@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230310062355.9963-1-irui.wang@mediatek.com> References: <20230310062355.9963-1-irui.wang@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: kyrie wu Add a atomic_t variable for initialization of hw dev. Signed-off-by: kyrie wu Signed-off-by: irui wang --- drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c | 1 + drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h | 2 ++ .../media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c | 12 ++++-------- .../media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c | 12 ++++-------- 4 files changed, 11 insertions(+), 16 deletions(-) diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c index ab06c1ee80d4..1dd03938df7e 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c @@ -1742,6 +1742,7 @@ static int mtk_jpeg_probe(struct platform_device *pdev) num_child++; atomic_set(&jpeg->hw_rdy, num_child); + atomic_set(&jpeg->hw_index, 0); jpeg->workqueue = alloc_ordered_workqueue(MTK_JPEG_NAME, WQ_MEM_RECLAIM diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h index 89242e407dc9..8ba6e757e11a 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h @@ -208,6 +208,7 @@ struct mtk_jpegdec_comp_dev { * @hw_rdy: jpg hw ready flag * @reg_decbase: jpg decode register base addr * @dec_hw_dev: jpg decode hardware device + * @hw_index: jpg hw index */ struct mtk_jpeg_dev { struct mutex lock; @@ -229,6 +230,7 @@ struct mtk_jpeg_dev { void __iomem *reg_decbase[MTK_JPEGDEC_HW_MAX]; struct mtk_jpegdec_comp_dev *dec_hw_dev[MTK_JPEGDEC_HW_MAX]; + atomic_t hw_index; }; /** diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c index b7c2de2489b0..869068fac5e2 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c @@ -638,14 +638,10 @@ static int mtk_jpegdec_hw_probe(struct platform_device *pdev) return dev_err_probe(&pdev->dev, ret, "Failed to register JPEGDEC irq handler.\n"); - for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++) { - if (master_dev->dec_hw_dev[i]) - continue; - - master_dev->dec_hw_dev[i] = dev; - master_dev->reg_decbase[i] = dev->reg_base; - dev->master_dev = master_dev; - } + i = atomic_add_return(1, &master_dev->hw_index) - 1; + master_dev->dec_hw_dev[i] = dev; + master_dev->reg_decbase[i] = dev->reg_base; + dev->master_dev = master_dev; platform_set_drvdata(pdev, dev); pm_runtime_enable(&pdev->dev); diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c index e35ee1bdce3d..71e85b4bbf12 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c @@ -362,14 +362,10 @@ static int mtk_jpegenc_hw_probe(struct platform_device *pdev) if (ret) return ret; - for (i = 0; i < MTK_JPEGENC_HW_MAX; i++) { - if (master_dev->enc_hw_dev[i]) - continue; - - master_dev->enc_hw_dev[i] = dev; - master_dev->reg_encbase[i] = dev->reg_base; - dev->master_dev = master_dev; - } + i = atomic_add_return(1, &master_dev->hw_index) - 1; + master_dev->enc_hw_dev[i] = dev; + master_dev->reg_encbase[i] = dev->reg_base; + dev->master_dev = master_dev; platform_set_drvdata(pdev, dev); pm_runtime_enable(&pdev->dev);