From patchwork Sat Dec 10 07:32:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 632983 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 074FFC10F1B for ; Sat, 10 Dec 2022 07:32:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229791AbiLJHcl (ORCPT ); Sat, 10 Dec 2022 02:32:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229750AbiLJHci (ORCPT ); Sat, 10 Dec 2022 02:32:38 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F384025E89; Fri, 9 Dec 2022 23:32:32 -0800 (PST) X-UUID: fd40ca88b7d7474f8f8532cd1a1bbf06-20221210 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=ecg1Ipv3buo16sdVZWJCgG3SlQX6vGOmvjh9A8JgIBs=; b=BYwVbyXB205wzsUBh2eyVzao3L0T6rcrIMidbF8HvDHiswxnvBfKtPh3h3wlk4iqgKllTJEZ2q74N90/KvzEghMl7UAvxe9L+JUIIJcn8N1bKmOTNqhjix2cdQSzBcQd2zBX8eNzAeTirjFwMdwFChQbiXrWqrizy/oGrP6tFPk=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.14, REQID:ceb39d6e-710a-4fa3-9787-40b81d301bd9, IP:0, U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:dcaaed0, CLOUDID:43a631d2-652d-43fd-a13a-a5dd3c69a43d, B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: fd40ca88b7d7474f8f8532cd1a1bbf06-20221210 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1022282198; Sat, 10 Dec 2022 15:32:26 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs13n2.mediatek.inc (172.21.101.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Sat, 10 Dec 2022 15:32:24 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sat, 10 Dec 2022 15:32:23 +0800 From: Yunfei Dong To: Yunfei Dong , Chen-Yu Tsai , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Tiffany Lin CC: Mauro Carvalho Chehab , Matthias Brugger , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , , , , , , Subject: [PATCH 4/5] media: mediatek: vcodec: add core decode done event Date: Sat, 10 Dec 2022 15:32:17 +0800 Message-ID: <20221210073218.17350-5-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221210073218.17350-1-yunfei.dong@mediatek.com> References: <20221210073218.17350-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Need to make sure core decode done before current instance is free. Fixes: 365e4ba01df4 ("media: mtk-vcodec: Add work queue for core hardware decode") Signed-off-by: Yunfei Dong --- drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c | 4 +++- drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h | 2 ++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c index 6275536d5063..9bbbd3fa20eb 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c @@ -201,7 +201,7 @@ bool vdec_msg_queue_wait_lat_buf_full(struct vdec_msg_queue *msg_queue) spin_unlock(&core_ctx->ready_lock); timeout_jiff = msecs_to_jiffies(1000 * (NUM_BUFFER_COUNT + 2)); - ret = wait_event_timeout(msg_queue->lat_ctx.ready_to_use, + ret = wait_event_timeout(msg_queue->ctx->msg_queue.core_dec_done, msg_queue->lat_ctx.ready_num == NUM_BUFFER_COUNT, timeout_jiff); if (ret) { @@ -262,6 +262,7 @@ static void vdec_msg_queue_core_work(struct work_struct *work) mtk_vcodec_dec_disable_hardware(ctx, MTK_VDEC_CORE); vdec_msg_queue_qbuf(&ctx->msg_queue.lat_ctx, lat_buf); + wake_up_all(&ctx->msg_queue.core_dec_done); if (atomic_read(&lat_buf->ctx->msg_queue.core_list_cnt)) { mtk_v4l2_debug(3, "re-schedule to decode for core: %d", dev->msg_queue_core_ctx.ready_num); @@ -287,6 +288,7 @@ int vdec_msg_queue_init(struct vdec_msg_queue *msg_queue, atomic_set(&msg_queue->lat_list_cnt, 0); atomic_set(&msg_queue->core_list_cnt, 0); mutex_init(&msg_queue->list_cnt_mutex); + init_waitqueue_head(&msg_queue->core_dec_done); msg_queue->wdma_addr.size = vde_msg_queue_get_trans_size(ctx->picinfo.buf_w, diff --git a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h index 53ad05396c8c..0944b6436fb6 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h @@ -77,6 +77,7 @@ struct vdec_lat_buf { * @lat_list_cnt: used to record each instance lat list count * @core_list_cnt: used to record each instance core list count * @list_cnt_mutex: used to protect list count + * @core_dec_done: core work queue decode done event */ struct vdec_msg_queue { struct vdec_lat_buf lat_buf[NUM_BUFFER_COUNT]; @@ -93,6 +94,7 @@ struct vdec_msg_queue { atomic_t core_list_cnt; /* Protects access to lat and core list cnt */ struct mutex list_cnt_mutex; + wait_queue_head_t core_dec_done; }; /**