From patchwork Sat Dec 10 07:32:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 632982 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 2BA22C25B04 for ; Sat, 10 Dec 2022 07:32:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229738AbiLJHco (ORCPT ); Sat, 10 Dec 2022 02:32:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229756AbiLJHci (ORCPT ); Sat, 10 Dec 2022 02:32:38 -0500 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5B3BEC; Fri, 9 Dec 2022 23:32:34 -0800 (PST) X-UUID: db90b74f06ef418b8e03b72166c7869c-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=v587XwApxR6glrcE+8uPlmJ2HRcCy46cr/DumtCsnYY=; b=B4kCdSG6W2bcp5zm4A1XmdnGDPkeYUC+tvAvPHIDdHSMTNef6269+wzdxB+i9p9SCweXdrKiwNm374rHnnms2OYpFcoOEIkOm5qJYOkw87vDgJxhzJQIuOYG1cPCwDQeP/r/saNj1c9f6F+xyWHvLlDj3mets+oONYgfnwYjcLo=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.14, REQID:f40990b9-795e-4744-b14d-e33b1466438c, IP:0, U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:95 X-CID-INFO: VERSION:1.1.14, REQID:f40990b9-795e-4744-b14d-e33b1466438c, IP:0, URL :0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACTION :quarantine,TS:95 X-CID-META: VersionHash:dcaaed0, CLOUDID:cce4dc24-4387-4253-a41d-4f6f2296b154, B ulkID:221210153226RJJR5LFY,BulkQuantity:0,Recheck:0,SF:38|28|17|19|48,TC:n il,Content:0,EDM:-3,IP:nil,URL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: db90b74f06ef418b8e03b72166c7869c-20221210 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1767036929; Sat, 10 Dec 2022 15:32:23 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Sat, 10 Dec 2022 15:32:21 +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 15:32:20 +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 1/5] media: mediatek: vcodec: add params to record lat and core lat_buf count Date: Sat, 10 Dec 2022 15:32:14 +0800 Message-ID: <20221210073218.17350-2-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 Using lat_buf to share decoder information between lat and core work queue, adding params to record the buf count. Fixes: 365e4ba01df4 ("media: mtk-vcodec: Add work queue for core hardware decode") Signed-off-by: Yunfei Dong --- .../platform/mediatek/vcodec/vdec_msg_queue.c | 32 ++++++++++++++++++- .../platform/mediatek/vcodec/vdec_msg_queue.h | 9 ++++++ 2 files changed, 40 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 dc2004790a47..af7ddba1923a 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c @@ -52,6 +52,30 @@ static struct list_head *vdec_get_buf_list(int hardware_index, struct vdec_lat_b } } +static void vdec_msg_queue_inc(struct vdec_msg_queue *msg_queue, int hardware_index) +{ + mutex_lock(&msg_queue->list_cnt_mutex); + + if (hardware_index == MTK_VDEC_CORE) + atomic_inc(&msg_queue->core_list_cnt); + else + atomic_inc(&msg_queue->lat_list_cnt); + + mutex_unlock(&msg_queue->list_cnt_mutex); +} + +static void vdec_msg_queue_dec(struct vdec_msg_queue *msg_queue, int hardware_index) +{ + mutex_lock(&msg_queue->list_cnt_mutex); + + if (hardware_index == MTK_VDEC_CORE) + atomic_dec(&msg_queue->core_list_cnt); + else + atomic_dec(&msg_queue->lat_list_cnt); + + mutex_unlock(&msg_queue->list_cnt_mutex); +} + int vdec_msg_queue_qbuf(struct vdec_msg_queue_ctx *msg_ctx, struct vdec_lat_buf *buf) { struct list_head *head; @@ -72,6 +96,7 @@ int vdec_msg_queue_qbuf(struct vdec_msg_queue_ctx *msg_ctx, struct vdec_lat_buf queue_work(buf->ctx->dev->core_workqueue, &buf->ctx->msg_queue.core_work); + vdec_msg_queue_inc(&buf->ctx->msg_queue, msg_ctx->hardware_index); mtk_v4l2_debug(3, "enqueue buf type: %d addr: 0x%p num: %d", msg_ctx->hardware_index, buf, msg_ctx->ready_num); spin_unlock(&msg_ctx->ready_lock); @@ -127,6 +152,7 @@ struct vdec_lat_buf *vdec_msg_queue_dqbuf(struct vdec_msg_queue_ctx *msg_ctx) return NULL; } list_del(head); + vdec_msg_queue_dec(&buf->ctx->msg_queue, msg_ctx->hardware_index); msg_ctx->ready_num--; mtk_v4l2_debug(3, "dqueue buf type:%d addr: 0x%p num: %d", @@ -241,10 +267,14 @@ int vdec_msg_queue_init(struct vdec_msg_queue *msg_queue, vdec_msg_queue_init_ctx(&msg_queue->lat_ctx, MTK_VDEC_LAT0); INIT_WORK(&msg_queue->core_work, vdec_msg_queue_core_work); + + atomic_set(&msg_queue->lat_list_cnt, 0); + atomic_set(&msg_queue->core_list_cnt, 0); + mutex_init(&msg_queue->list_cnt_mutex); + msg_queue->wdma_addr.size = vde_msg_queue_get_trans_size(ctx->picinfo.buf_w, ctx->picinfo.buf_h); - err = mtk_vcodec_mem_alloc(ctx, &msg_queue->wdma_addr); if (err) { mtk_v4l2_err("failed to allocate wdma_addr buf"); diff --git a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h index c43d427f5f54..94e01a618c5a 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h @@ -72,6 +72,10 @@ struct vdec_lat_buf { * @wdma_wptr_addr: ube write point * @core_work: core hardware work * @lat_ctx: used to store lat buffer list + * + * @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 */ struct vdec_msg_queue { struct vdec_lat_buf lat_buf[NUM_BUFFER_COUNT]; @@ -82,6 +86,11 @@ struct vdec_msg_queue { struct work_struct core_work; struct vdec_msg_queue_ctx lat_ctx; + + atomic_t lat_list_cnt; + atomic_t core_list_cnt; + /* Protects access to lat and core list cnt */ + struct mutex list_cnt_mutex; }; /**