From patchwork Thu Jun 13 07:55:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 804420 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (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 6F6F513C8E3; Thu, 13 Jun 2024 07:55:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=60.244.123.138 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718265355; cv=none; b=okJMjKgb0Mvph5QrJnBjZeA2X3tSS3RMhFp0vRdjFM7Zna2PdhQl67Swfo5KanUVWs5FqleYIAa959SdUbewFoSzMDNAWbpn8g44PbgcVv/LTcS9Iwokwnxe8DXWjS22EwNcKdLT8vTcyh+cyS32+tTnRKib7DPghSe0cibU6ek= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718265355; c=relaxed/simple; bh=n5tDZdB+md4qcBDvLl+Gk95WXjQVwpsS8pbKq9b191o=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=IPgbmAEAw04symUabCO2ljvwFCTAnac5H+3P1mrGBChxwyHapRiLQNSbAzjF6eiKkyRBkndBm6mkMn6XAlhN7TZ6M7fzZBJWpQwY6baiTdcYmSt4wG5GA2otKGWGGN6+Yn4wPye6TYBIW2Uk9+0omC5i2vax+mDH9chWZqYWd1E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=X8Ui6/14; arc=none smtp.client-ip=60.244.123.138 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="X8Ui6/14" X-UUID: 58b9ebb0295a11efa54bbfbb386b949c-20240613 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=QlV2kKDHXPcqSKjlxAn7XiE8+6pShuUT4SMlPPsKYq0=; b=X8Ui6/14oE07AKSN7Tqj2rZIdqmgTCxpiMSq19eKk6UH/QkAWXEHIT24/36Jrm7E08asYdSatQtCDdV91I02npGMiRpXC+UYU5gd8WNaRwQZmAvFkuUGJgn17FsXPr5CyBEfo+SmN3dhkamjmPyBXKCBnW50jr1+C6+d79TZmaI=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.39, REQID:b329657a-4b2d-4ebb-a5ab-51ba55476f86, IP:0, U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:393d96e, CLOUDID:e2ac8988-8d4f-477b-89d2-1e3bdbef96d1, B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1, SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 58b9ebb0295a11efa54bbfbb386b949c-20240613 Received: from mtkmbs10n2.mediatek.inc [(172.21.101.183)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 527641031; Thu, 13 Jun 2024 15:55:48 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs13n2.mediatek.inc (172.21.101.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 13 Jun 2024 15:55:47 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 13 Jun 2024 15:55:46 +0800 From: Yunfei Dong To: =?utf-8?q?N=C3=ADcolas_F_=2E_R_=2E_A_=2E_Prado?= , Sebastian Fricke , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Nathan Hebert , Daniel Almeida CC: Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , Yunfei Dong , , , , , , Subject: [PATCH v3 1/7] media: mediatek: vcodec: setting request complete before buffer done Date: Thu, 13 Jun 2024 15:55:26 +0800 Message-ID: <20240613075532.32128-2-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240613075532.32128-1-yunfei.dong@mediatek.com> References: <20240613075532.32128-1-yunfei.dong@mediatek.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MTK: N The request status of output queue is set to MEDIA_REQUEST_STATE_COMPLETE when user space dequeue output buffer. Will get below warning if the driver calling v4l2_ctrl_request_complete to set media request complete, must to change the function order, calling v4l2_ctrl_request_complete before v4l2_m2m_buf_done. Workqueue: core-decoder vdec_msg_queue_core_work [mtk_vcodec_dec] pstate: 80c00089 (Nzcv daIf +PAN +UAO -TCO BTYPE=--) pc : media_request_object_bind+0xa8/0x124 lr : media_request_object_bind+0x50/0x124 sp : ffffffc011393be0 x29: ffffffc011393be0 x28: 0000000000000000 x27: ffffff890c280248 x26: ffffffe21a71ab88 x25: 0000000000000000 x24: ffffff890c280280 x23: ffffff890c280280 x22: 00000000fffffff0 x21: 0000000000000000 x20: ffffff890260d280 x19: ffffff890260d2e8 x18: 0000000000001000 x17: 0000000000000400 x16: ffffffe21a4584a0 x15: 000000000053361d x14: 0000000000000018 x13: 0000000000000004 x12: ffffffa82427d000 x11: ffffffe21ac3fce0 x10: 0000000000000001 x9 : 0000000000000000 x8 : 0000000000000003 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffff89052e7b98 x3 : 0000000000000000 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: media_request_object_bind+0xa8/0x124 v4l2_ctrl_request_bind+0xc4/0x168 v4l2_ctrl_request_complete+0x198/0x1f4 mtk_vdec_stateless_cap_to_disp+0x58/0x8c [mtk_vcodec_dec 245a7c1e48ff1b2451a50e1dfcb174262b6b462c] vdec_vp9_slice_core_decode+0x1c0/0x268 [mtk_vcodec_dec 245a7c1e48ff1b2451a50e1dfcb174262b6b462c] vdec_msg_queue_core_work+0x60/0x11c [mtk_vcodec_dec 245a7c1e48ff1b2451a50e1dfcb174262b6b462c] process_one_work+0x140/0x480 worker_thread+0x12c/0x2f8 kthread+0x13c/0x1d8 ret_from_fork+0x10/0x30 Fixes: 7b182b8d9c852 ("media: mediatek: vcodec: Refactor get and put capture buffer flow") Signed-off-by: Yunfei Dong --- .../mediatek/vcodec/decoder/mtk_vcodec_dec.c | 4 ++-- .../mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h | 2 +- .../vcodec/decoder/mtk_vcodec_dec_stateless.c | 13 ++++++++----- .../vcodec/decoder/vdec/vdec_av1_req_lat_if.c | 7 ++++--- .../vcodec/decoder/vdec/vdec_h264_req_multi_if.c | 4 ++-- .../vcodec/decoder/vdec/vdec_hevc_req_multi_if.c | 4 ++-- .../vcodec/decoder/vdec/vdec_vp9_req_lat_if.c | 6 +++--- .../mediatek/vcodec/decoder/vdec_msg_queue.h | 4 ++-- 8 files changed, 24 insertions(+), 20 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c index 98838217b97d..2b787e60a1f9 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c @@ -887,10 +887,10 @@ void vb2ops_vdec_stop_streaming(struct vb2_queue *q) if (src_buf != &ctx->empty_flush_buf.vb) { struct media_request *req = src_buf->vb2_buf.req_obj.req; - v4l2_m2m_buf_done(src_buf, - VB2_BUF_STATE_ERROR); + if (req) v4l2_ctrl_request_complete(req, &ctx->ctrl_hdl); + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR); } } return; diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h index ac568ed14fa2..1fabe8c5b7a4 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h @@ -111,7 +111,7 @@ struct mtk_vcodec_dec_pdata { int (*flush_decoder)(struct mtk_vcodec_dec_ctx *ctx); struct vdec_fb *(*get_cap_buffer)(struct mtk_vcodec_dec_ctx *ctx); void (*cap_to_disp)(struct mtk_vcodec_dec_ctx *ctx, int error, - struct media_request *src_buf_req); + struct vb2_v4l2_buffer *vb2_v4l2_src); const struct vb2_ops *vdec_vb2_ops; diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c index b903e39fee89..2a7e4fe24ed3 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c @@ -245,10 +245,11 @@ static const struct v4l2_frmsize_stepwise stepwise_fhd = { }; static void mtk_vdec_stateless_cap_to_disp(struct mtk_vcodec_dec_ctx *ctx, int error, - struct media_request *src_buf_req) + struct vb2_v4l2_buffer *vb2_v4l2_src) { struct vb2_v4l2_buffer *vb2_dst; enum vb2_buffer_state state; + struct media_request *src_buf_req; if (error) state = VB2_BUF_STATE_ERROR; @@ -264,8 +265,12 @@ static void mtk_vdec_stateless_cap_to_disp(struct mtk_vcodec_dec_ctx *ctx, int e mtk_v4l2_vdec_err(ctx, "dst buffer is NULL"); } + src_buf_req = vb2_v4l2_src->vb2_buf.req_obj.req; if (src_buf_req) v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); + + if (vb2_v4l2_src) + v4l2_m2m_buf_done(vb2_v4l2_src, state); } static struct vdec_fb *vdec_get_cap_buffer(struct mtk_vcodec_dec_ctx *ctx) @@ -374,14 +379,12 @@ static void mtk_vdec_worker(struct work_struct *work) state = ret ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE; if (!IS_VDEC_LAT_ARCH(dev->vdec_pdata->hw_arch) || ctx->current_codec == V4L2_PIX_FMT_VP8_FRAME) { - v4l2_m2m_buf_done_and_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx, state); if (src_buf_req) v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); + v4l2_m2m_buf_done_and_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx, state); } else { - if (ret != -EAGAIN) { + if (ret != -EAGAIN) v4l2_m2m_src_buf_remove(ctx->m2m_ctx); - v4l2_m2m_buf_done(vb2_v4l2_src, state); - } v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx); } } diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c index bf21f2467a0f..90217cc8e242 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c @@ -1071,7 +1071,8 @@ static int vdec_av1_slice_setup_lat_from_src_buf(struct vdec_av1_slice_instance if (!src) return -EINVAL; - lat_buf->src_buf_req = src->vb2_buf.req_obj.req; + lat_buf->vb2_v4l2_src = src; + dst = &lat_buf->ts_info; v4l2_m2m_buf_copy_metadata(src, dst, true); vsi->frame.cur_ts = dst->vb2_buf.timestamp; @@ -2195,7 +2196,7 @@ static int vdec_av1_slice_core_decode(struct vdec_lat_buf *lat_buf) &instance->core_vsi->trans.dma_addr_end); vdec_msg_queue_update_ube_rptr(&ctx->msg_queue, instance->core_vsi->trans.dma_addr_end); - ctx->dev->vdec_pdata->cap_to_disp(ctx, 0, lat_buf->src_buf_req); + ctx->dev->vdec_pdata->cap_to_disp(ctx, 0, lat_buf->vb2_v4l2_src); return 0; @@ -2204,7 +2205,7 @@ static int vdec_av1_slice_core_decode(struct vdec_lat_buf *lat_buf) vdec_msg_queue_update_ube_rptr(&ctx->msg_queue, pfc->vsi.trans.dma_addr_end); if (fb) - ctx->dev->vdec_pdata->cap_to_disp(ctx, 1, lat_buf->src_buf_req); + ctx->dev->vdec_pdata->cap_to_disp(ctx, 1, lat_buf->vb2_v4l2_src); return ret; } diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c index 2d4611e7fa0b..2aac6167f893 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c @@ -533,7 +533,7 @@ static int vdec_h264_slice_core_decode(struct vdec_lat_buf *lat_buf) vdec_dec_end: vdec_msg_queue_update_ube_rptr(&lat_buf->ctx->msg_queue, share_info->trans_end); - ctx->dev->vdec_pdata->cap_to_disp(ctx, !!err, lat_buf->src_buf_req); + ctx->dev->vdec_pdata->cap_to_disp(ctx, !!err, lat_buf->vb2_v4l2_src); mtk_vdec_debug(ctx, "core decode done err=%d", err); ctx->decoded_frame_cnt++; return 0; @@ -605,7 +605,7 @@ static int vdec_h264_slice_lat_decode(void *h_vdec, struct mtk_vcodec_mem *bs, } inst->vsi->dec.nal_info = buf[nal_start_idx]; - lat_buf->src_buf_req = src_buf_info->m2m_buf.vb.vb2_buf.req_obj.req; + lat_buf->vb2_v4l2_src = &src_buf_info->m2m_buf.vb; v4l2_m2m_buf_copy_metadata(&src_buf_info->m2m_buf.vb, &lat_buf->ts_info, true); err = vdec_h264_slice_fill_decode_parameters(inst, share_info); diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_hevc_req_multi_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_hevc_req_multi_if.c index aa721cc43647..f6f9f7de0005 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_hevc_req_multi_if.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_hevc_req_multi_if.c @@ -741,7 +741,7 @@ static int vdec_hevc_slice_setup_lat_buffer(struct vdec_hevc_slice_inst *inst, inst->vsi->bs.size = bs->size; src_buf_info = container_of(bs, struct mtk_video_dec_buf, bs_buffer); - lat_buf->src_buf_req = src_buf_info->m2m_buf.vb.vb2_buf.req_obj.req; + lat_buf->vb2_v4l2_src = &src_buf_info->m2m_buf.vb; v4l2_m2m_buf_copy_metadata(&src_buf_info->m2m_buf.vb, &lat_buf->ts_info, true); *res_chg = inst->resolution_changed; @@ -961,7 +961,7 @@ static int vdec_hevc_slice_core_decode(struct vdec_lat_buf *lat_buf) vdec_dec_end: vdec_msg_queue_update_ube_rptr(&lat_buf->ctx->msg_queue, share_info->trans.dma_addr_end); - ctx->dev->vdec_pdata->cap_to_disp(ctx, !!err, lat_buf->src_buf_req); + ctx->dev->vdec_pdata->cap_to_disp(ctx, !!err, lat_buf->vb2_v4l2_src); mtk_vdec_debug(ctx, "core decode done err=%d", err); ctx->decoded_frame_cnt++; return 0; diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c index eea709d93820..3dceb668ba1c 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c @@ -721,7 +721,7 @@ static int vdec_vp9_slice_setup_lat_from_src_buf(struct vdec_vp9_slice_instance if (!src) return -EINVAL; - lat_buf->src_buf_req = src->vb2_buf.req_obj.req; + lat_buf->vb2_v4l2_src = src; dst = &lat_buf->ts_info; v4l2_m2m_buf_copy_metadata(src, dst, true); @@ -2187,7 +2187,7 @@ static int vdec_vp9_slice_core_decode(struct vdec_lat_buf *lat_buf) mtk_vdec_debug(ctx, "core dma_addr_end 0x%lx\n", (unsigned long)pfc->vsi.trans.dma_addr_end); vdec_msg_queue_update_ube_rptr(&ctx->msg_queue, pfc->vsi.trans.dma_addr_end); - ctx->dev->vdec_pdata->cap_to_disp(ctx, 0, lat_buf->src_buf_req); + ctx->dev->vdec_pdata->cap_to_disp(ctx, 0, lat_buf->vb2_v4l2_src); return 0; @@ -2197,7 +2197,7 @@ static int vdec_vp9_slice_core_decode(struct vdec_lat_buf *lat_buf) vdec_msg_queue_update_ube_rptr(&ctx->msg_queue, pfc->vsi.trans.dma_addr_end); if (fb) - ctx->dev->vdec_pdata->cap_to_disp(ctx, 1, lat_buf->src_buf_req); + ctx->dev->vdec_pdata->cap_to_disp(ctx, 1, lat_buf->vb2_v4l2_src); } return ret; } diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec_msg_queue.h b/drivers/media/platform/mediatek/vcodec/decoder/vdec_msg_queue.h index b0f576867f4b..9781de35df4b 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec_msg_queue.h +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec_msg_queue.h @@ -55,7 +55,7 @@ struct vdec_msg_queue_ctx { * @rd_mv_addr: mv addr for av1 lat hardware output, core hardware input * @tile_addr: tile buffer for av1 core input * @ts_info: need to set timestamp from output to capture - * @src_buf_req: output buffer media request object + * @vb2_v4l2_src: vb2 buffer of output queue * * @private_data: shared information used to lat and core hardware * @ctx: mtk vcodec context information @@ -71,7 +71,7 @@ struct vdec_lat_buf { struct mtk_vcodec_mem rd_mv_addr; 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Thu, 13 Jun 2024 15:56:30 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 13 Jun 2024 15:56:28 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 13 Jun 2024 15:55:51 +0800 From: Yunfei Dong To: =?utf-8?q?N=C3=ADcolas_F_=2E_R_=2E_A_=2E_Prado?= , Sebastian Fricke , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Nathan Hebert , Daniel Almeida CC: Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , Yunfei Dong , , , , , , Subject: [PATCH v3 3/7] media: mediatek: vcodec: flush decoder before remove all source buffer Date: Thu, 13 Jun 2024 15:55:28 +0800 Message-ID: <20240613075532.32128-4-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240613075532.32128-1-yunfei.dong@mediatek.com> References: <20240613075532.32128-1-yunfei.dong@mediatek.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MTK: N Flush decoder will reset all driver to init status, lat and core work queue will stop to work. If lat or core work queue in working when remove all source buffer, will lead to remove source buffer again or buff done with one non-existent source buffer. Signed-off-by: Yunfei Dong --- .../mediatek/vcodec/decoder/mtk_vcodec_dec.c | 22 +++++++++---------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c index 3b278892f1d3..3e0879c41a95 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c @@ -883,17 +883,6 @@ void vb2ops_vdec_stop_streaming(struct vb2_queue *q) ctx->id, q->type, ctx->state, ctx->decoded_frame_cnt); if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { - while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx))) { - if (src_buf != &ctx->empty_flush_buf.vb) { - struct media_request *req = - src_buf->vb2_buf.req_obj.req; - - if (req) - v4l2_ctrl_request_complete(req, &ctx->ctrl_hdl); - v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR); - } - } - if (ctx->state >= MTK_STATE_HEADER) { /* Until STREAMOFF is called on the CAPTURE queue * (acknowledging the event), the driver operates @@ -916,6 +905,17 @@ void vb2ops_vdec_stop_streaming(struct vb2_queue *q) mtk_v4l2_vdec_err(ctx, "DecodeFinal failed, ret=%d", ret); } + while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx))) { + if (src_buf != &ctx->empty_flush_buf.vb) { + struct media_request *req = + src_buf->vb2_buf.req_obj.req; + + if (req) + v4l2_ctrl_request_complete(req, &ctx->ctrl_hdl); + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR); + } + } + ctx->state = MTK_STATE_FLUSH; return; } From patchwork Thu Jun 13 07:55:31 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 804418 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (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 6736013CFB3; Thu, 13 Jun 2024 07:56:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=60.244.123.138 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718265400; cv=none; b=l1zYBx085C4ctpysX1u8vE2+8GPorYAP+c2uCkz9UrasfMorIeDkhYI76xOJ2Sc98iKD3r+3BPmlw2OJJiSv1sZ+CreMetEio7N/hGukCPfjbosKDt5gtyctA8LD6NxvfwkxwtE8Q/2hsvQMYiZm4nZ4xuWqE+5qCKOzdMojHw4= ARC-Message-Signature: i=1; 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Thu, 13 Jun 2024 15:56:33 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 13 Jun 2024 15:56:31 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 13 Jun 2024 15:56:31 +0800 From: Yunfei Dong To: =?utf-8?q?N=C3=ADcolas_F_=2E_R_=2E_A_=2E_Prado?= , Sebastian Fricke , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Nathan Hebert , Daniel Almeida CC: Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , Yunfei Dong , , , , , , Subject: [PATCH v3 6/7] media: mediatek: vcodec: replace v4l2_m2m_next_src_buf with v4l2_m2m_src_buf_remove Date: Thu, 13 Jun 2024 15:55:31 +0800 Message-ID: <20240613075532.32128-7-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240613075532.32128-1-yunfei.dong@mediatek.com> References: <20240613075532.32128-1-yunfei.dong@mediatek.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MTK: N There isn't lock to protect source buffer when get next src buffer, if the source buffer is removed for some unknown reason before lat work queue execute done, will lead to remove source buffer or buffer done error. Signed-off-by: Yunfei Dong --- .../vcodec/decoder/mtk_vcodec_dec_stateless.c | 30 +++++++++++++------ 1 file changed, 21 insertions(+), 9 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c index 8aa379872ddc..3dba3549000a 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c @@ -321,6 +321,7 @@ static void mtk_vdec_worker(struct work_struct *work) container_of(work, struct mtk_vcodec_dec_ctx, decode_work); struct mtk_vcodec_dec_dev *dev = ctx->dev; struct vb2_v4l2_buffer *vb2_v4l2_src = ctx->last_vb2_v4l2_src; + struct vb2_v4l2_buffer *vb2_v4l2_dst; struct vb2_buffer *vb2_src; struct mtk_vcodec_mem *bs_src; struct mtk_video_dec_buf *dec_buf_src; @@ -329,7 +330,7 @@ static void mtk_vdec_worker(struct work_struct *work) bool res_chg = false; int ret; - vb2_v4l2_src = vb2_v4l2_src ? vb2_v4l2_src : v4l2_m2m_next_src_buf(ctx->m2m_ctx); + vb2_v4l2_src = vb2_v4l2_src ? vb2_v4l2_src : v4l2_m2m_src_buf_remove(ctx->m2m_ctx); if (!vb2_v4l2_src) { v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx); mtk_v4l2_vdec_dbg(1, ctx, "[%d] no available source buffer", ctx->id); @@ -381,17 +382,28 @@ static void mtk_vdec_worker(struct work_struct *work) ctx->current_codec == V4L2_PIX_FMT_VP8_FRAME) { if (src_buf_req) v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); - v4l2_m2m_buf_done_and_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx, state); - } else { - if (ret != -EAGAIN) { - v4l2_m2m_src_buf_remove(ctx->m2m_ctx); - ctx->last_vb2_v4l2_src = NULL; - } else { - ctx->last_vb2_v4l2_src = vb2_v4l2_src; - } + vb2_v4l2_dst = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); + v4l2_m2m_buf_done(vb2_v4l2_dst, state); + v4l2_m2m_buf_done(vb2_v4l2_src, state); v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx); + return; } + + /* If each codec return -EAGAIN to decode again, need to backup current source + * buffer, then the driver will get this buffer next time. + * + * If each codec decode error, must to set buffer done with error status for + * this buffer have been removed from ready list. + */ + ctx->last_vb2_v4l2_src = (ret != -EAGAIN) ? 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No need to check again after media request pointer is non zero. Signed-off-by: Yunfei Dong --- .../vcodec/decoder/mtk_vcodec_dec_stateless.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c index 3dba3549000a..43af18df03ea 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c @@ -359,10 +359,14 @@ static void mtk_vdec_worker(struct work_struct *work) ctx->id, bs_src->va, &bs_src->dma_addr, bs_src->size, vb2_src); /* Apply request controls. */ src_buf_req = vb2_src->req_obj.req; - if (src_buf_req) + if (src_buf_req) { v4l2_ctrl_request_setup(src_buf_req, &ctx->ctrl_hdl); - else + } else { mtk_v4l2_vdec_err(ctx, "vb2 buffer media request is NULL"); + v4l2_m2m_buf_done(vb2_v4l2_src, VB2_BUF_STATE_ERROR); + v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx); + return; + } ret = vdec_if_decode(ctx, bs_src, NULL, &res_chg); if (ret && ret != -EAGAIN) { @@ -380,8 +384,7 @@ static void mtk_vdec_worker(struct work_struct *work) state = ret ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE; if (!IS_VDEC_LAT_ARCH(dev->vdec_pdata->hw_arch) || ctx->current_codec == V4L2_PIX_FMT_VP8_FRAME) { - if (src_buf_req) - v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); + v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); vb2_v4l2_dst = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); v4l2_m2m_buf_done(vb2_v4l2_dst, state); v4l2_m2m_buf_done(vb2_v4l2_src, state); @@ -398,8 +401,7 @@ static void mtk_vdec_worker(struct work_struct *work) */ ctx->last_vb2_v4l2_src = (ret != -EAGAIN) ? NULL : vb2_v4l2_src; if (ret && ret != -EAGAIN) { - if (src_buf_req) - v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); + v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); v4l2_m2m_buf_done(vb2_v4l2_src, state); }