From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EBD44168D7 for ; Mon, 8 May 2023 11:08:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 29C20C433EF; Mon, 8 May 2023 11:08:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1683544123; bh=CIfkJ5Fha7/jTtp3HM3tKXjHJs6hs//vl1SArvHw+fc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=h3wf8LRilCWTUGCTzY3I+AOGWxKZU6Hq+wFk87H/LHY4DPYd37fsmBZ19Oe4Cosf8 uXS3LVNf+U4FvpbOYXVZTiFxFqd/vsM+NwoAU2Imdw+hdLSOJ3Su2OmYzDFJRzfBZm P+znbYYr/D3mUV0nMTO4gbnjhySHOyuR5e0I5ny8= 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 6.3 281/694] media: mediatek: vcodec: add core decode done event Date: Mon, 8 May 2023 11:41:56 +0200 Message-Id: <20230508094441.404336027@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230508094432.603705160@linuxfoundation.org> References: <20230508094432.603705160@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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