From mboxrd@z Thu Jan 1 00:00:00 1970 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 7EF96C77B75 for ; Mon, 8 May 2023 10:01:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233905AbjEHKBO (ORCPT ); Mon, 8 May 2023 06:01:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56684 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233899AbjEHKBN (ORCPT ); Mon, 8 May 2023 06:01:13 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 256B22E047 for ; Mon, 8 May 2023 03:01:12 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 970E3622C5 for ; Mon, 8 May 2023 10:01:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 865FEC433D2; Mon, 8 May 2023 10:01:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1683540071; bh=CIfkJ5Fha7/jTtp3HM3tKXjHJs6hs//vl1SArvHw+fc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TKnpu4KnLvZLC1sLq0KA2bc62zuNuAqyqgF+aWCE8D91dLTndSQyT29ulpmPrO3Fn 99d7vZ8XZ6Y90nchiOuFSgZqC1mDAa+1rcpnyr93D631e96MaEQzGTTyB2Fvi3iLHD AjdoseDnvoMFbYPz4Jdy0y83gQzKBf+KaerExOQ8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Yunfei Dong , AngeloGioacchino Del Regno , Hans Verkuil , Mauro Carvalho Chehab , Sasha Levin Subject: [PATCH 6.1 229/611] media: mediatek: vcodec: add core decode done event Date: Mon, 8 May 2023 11:41:11 +0200 Message-Id: <20230508094429.845978527@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230508094421.513073170@linuxfoundation.org> References: <20230508094421.513073170@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Yunfei Dong [ Upstream commit d227af847ac2d7d90350124a1b2451e4fc1f050c ] 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 Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- 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 0da6e3e2ef0b3..ce7c82e38103a 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c @@ -196,7 +196,7 @@ 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) { @@ -257,6 +257,7 @@ 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); @@ -281,6 +282,7 @@ 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); + 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 56280d6682c5a..a75c04418f52e 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.h @@ -76,6 +76,7 @@ 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 + * @core_dec_done: core work queue decode done event */ struct vdec_msg_queue { struct vdec_lat_buf lat_buf[NUM_BUFFER_COUNT]; @@ -90,6 +91,7 @@ struct vdec_msg_queue { atomic_t lat_list_cnt; atomic_t core_list_cnt; + wait_queue_head_t core_dec_done; }; /** -- 2.39.2