From nobody Sat Sep 21 09:51:16 2024 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 3C562C4321E for ; Sat, 12 Nov 2022 09:42:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234865AbiKLJmJ (ORCPT ); Sat, 12 Nov 2022 04:42:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35942 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234540AbiKLJl7 (ORCPT ); Sat, 12 Nov 2022 04:41:59 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 069741CFF3; Sat, 12 Nov 2022 01:41:54 -0800 (PST) X-UUID: 81be595ca07540328aec620b6e1e6d20-20221112 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=lENu3a5A9J6wdwuret1odYFBW6/Is27YNxGGEEqEMjQ=; b=ON/ZeKnv9G5dlXrHM8zRx6cIvZ2WPGTywjpRan1BnKie02/KYfd33q7KcV63GzLuA5SXwXSjVF7jHdFouJomEvQ/BrA/7RtPBlG/UtwPUgp7ZV4hQkrSWphfAOuTJDntl70b8PFZWptyYT606ES3ablyAD+R0/lI8NKoVgAn7Vg=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.13,REQID:9c39ae5b-83bd-458b-bc1b-68e87e374f92,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:d12e911,CLOUDID:a0e71286-088c-4756-8f76-577be701e693,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: 81be595ca07540328aec620b6e1e6d20-20221112 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 742630741; Sat, 12 Nov 2022 17:41:49 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Sat, 12 Nov 2022 17:41:47 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Sat, 12 Nov 2022 17:41:46 +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 , George Sun , Xiaoyong Lu , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , , , , , , Subject: [PATCH 1/5] media: mediatek: vcodec: Fix getting NULL pointer for dst buffer Date: Sat, 12 Nov 2022 17:41:40 +0800 Message-ID: <20221112094144.4256-2-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221112094144.4256-1-yunfei.dong@mediatek.com> References: <20221112094144.4256-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The driver may can't get v4l2 buffer when lat or core decode timeout, will lead to crash when call v4l2_m2m_buf_done to set dst buffer (NULL pointer) done. Signed-off-by: Yunfei Dong --- .../mediatek/vcodec/mtk_vcodec_dec_stateless.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateles= s.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c index c45bd2599bb2..e86809052a9f 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c @@ -138,10 +138,13 @@ static void mtk_vdec_stateless_cap_to_disp(struct mtk= _vcodec_ctx *ctx, int error state =3D VB2_BUF_STATE_DONE; =20 vb2_dst =3D v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); - v4l2_m2m_buf_done(vb2_dst, state); - - mtk_v4l2_debug(2, "free frame buffer id:%d to done list", - vb2_dst->vb2_buf.index); + if (vb2_dst) { + v4l2_m2m_buf_done(vb2_dst, state); + mtk_v4l2_debug(2, "free frame buffer id:%d to done list", + vb2_dst->vb2_buf.index); + } else { + mtk_v4l2_err("dst buffer is NULL"); + } =20 if (src_buf_req) v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl); --=20 2.18.0 From nobody Sat Sep 21 09:51:16 2024 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 CDB3EC433FE for ; Sat, 12 Nov 2022 09:42:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234656AbiKLJmV (ORCPT ); Sat, 12 Nov 2022 04:42:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35952 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234722AbiKLJmD (ORCPT ); Sat, 12 Nov 2022 04:42:03 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 09EC01CFF9; Sat, 12 Nov 2022 01:41:56 -0800 (PST) X-UUID: 80f2b0d0b2214d7886b7dff2d6d95872-20221112 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=zviENZfXwyOfFZjYFG/07wjjoPE34cnyXb34jHJ5SG8=; b=C+gFxE/8YWmmcjFzBk8fOUJOREbL6Uk3LUjyucTPM1fE10EDD0D5EvFe0E+GBeuxKC0NnQ60Zbs8SLU51LPTClJVIH9BZ3qRV0Oh4dqaz9zMD/C7snnqHBNMvxW/9ntMMy6CMMvGDEl2FPmdbpyEm+McKlJmlKdh+p0L5yE1yTE=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.13,REQID:833bc75b-713d-4810-8093-234c3174ba0a,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:d12e911,CLOUDID:02ff5a5d-100c-4555-952b-a62c895efded,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: 80f2b0d0b2214d7886b7dff2d6d95872-20221112 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 1991555365; Sat, 12 Nov 2022 17:41:50 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Sat, 12 Nov 2022 17:41:48 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Sat, 12 Nov 2022 17:41:47 +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 , George Sun , Xiaoyong Lu , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , , , , , , Subject: [PATCH 2/5] media: mediatek: vcodec: Can't set dst buffer to done when lat decode error Date: Sat, 12 Nov 2022 17:41:41 +0800 Message-ID: <20221112094144.4256-3-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221112094144.4256-1-yunfei.dong@mediatek.com> References: <20221112094144.4256-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Core thread will call v4l2_m2m_buf_done to set dst buffer done for lat architecture. If lat call v4l2_m2m_buf_done_and_job_finish to free dst buffer when lat decode error, core thread will access kernel NULL pointer dereference, then crash. Signed-off-by: Yunfei Dong --- .../media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateles= s.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c index e86809052a9f..ffbcee04dc26 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_stateless.c @@ -253,7 +253,7 @@ static void mtk_vdec_worker(struct work_struct *work) =20 state =3D ret ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE; if (!IS_VDEC_LAT_ARCH(dev->vdec_pdata->hw_arch) || - ctx->current_codec =3D=3D V4L2_PIX_FMT_VP8_FRAME || ret) { + ctx->current_codec =3D=3D 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); --=20 2.18.0 From nobody Sat Sep 21 09:51:16 2024 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 8D156C433FE for ; Sat, 12 Nov 2022 09:42:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234636AbiKLJmO (ORCPT ); Sat, 12 Nov 2022 04:42:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35954 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234847AbiKLJmD (ORCPT ); Sat, 12 Nov 2022 04:42:03 -0500 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 01E551D309; Sat, 12 Nov 2022 01:41:58 -0800 (PST) X-UUID: 328651832b854ac39f2746aa4b2e0d08-20221112 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=fqUwc0KfzE+JLt+0m8FqWIvXx2dWICjp0wZ8oKRmkCA=; b=ioDcLLHk3+YFVlti36YL8oNMhG2mVyaX26b3kxI7ffZfYiLVrw8HYKRoFF0TZ9GLVq2qrWHH5V7jjPHU1MpWII6JwzZntHL7dQQWaSG402QulDgFSfzxE2LU1yL505+TMiMSsC6txUw3JtT3AuV9NfkBryEmasWckCGNWJKNavY=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.12,REQID:822c2c42-52db-4a12-a4aa-4fc74b8c5d7c,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:100,FILE:0,BULK:0,RULE:Release_Ham,ACT ION:release,TS:75 X-CID-INFO: VERSION:1.1.12,REQID:822c2c42-52db-4a12-a4aa-4fc74b8c5d7c,IP:0,URL :0,TC:0,Content:-25,EDM:0,RT:0,SF:100,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACT ION:quarantine,TS:75 X-CID-META: VersionHash:62cd327,CLOUDID:05ff5a5d-100c-4555-952b-a62c895efded,B ulkID:221112174153PU5PVGYW,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: 328651832b854ac39f2746aa4b2e0d08-20221112 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 472636858; Sat, 12 Nov 2022 17:41:51 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Sat, 12 Nov 2022 17:41:49 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Sat, 12 Nov 2022 17:41:48 +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 , George Sun , Xiaoyong Lu , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , , , , , , Subject: [PATCH 3/5] media: mediatek: vcodec: Fix h264 set lat buffer error Date: Sat, 12 Nov 2022 17:41:42 +0800 Message-ID: <20221112094144.4256-4-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221112094144.4256-1-yunfei.dong@mediatek.com> References: <20221112094144.4256-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Will set lat buffer to lat_list two times when lat decode timeout for inner racing mode. If core thread can't get frame buffer, need to return error value. Fixes: 59fba9eed5a7 ("media: mediatek: vcodec: support stateless H.264 deco= ding for mt8192") Signed-off-by: Yunfei Dong --- .../vcodec/vdec/vdec_h264_req_multi_if.c | 23 ++++++++++++------- 1 file changed, 15 insertions(+), 8 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/vdec/vdec_h264_req_mult= i_if.c b/drivers/media/platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if= .c index 4cc92700692b..2b7576265f48 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if.c +++ b/drivers/media/platform/mediatek/vcodec/vdec/vdec_h264_req_multi_if.c @@ -471,6 +471,12 @@ static int vdec_h264_slice_core_decode(struct vdec_lat= _buf *lat_buf) sizeof(share_info->h264_slice_params)); =20 fb =3D ctx->dev->vdec_pdata->get_cap_buffer(ctx); + if (!fb) { + err =3D -EBUSY; + mtk_vcodec_err(inst, "fb buffer is NULL"); + goto vdec_dec_end; + } + y_fb_dma =3D fb ? (u64)fb->base_y.dma_addr : 0; vdec_fb_va =3D (unsigned long)fb; =20 @@ -630,7 +636,7 @@ static int vdec_h264_slice_lat_decode(void *h_vdec, str= uct mtk_vcodec_mem *bs, err =3D vpu_dec_start(vpu, data, 2); if (err) { mtk_vcodec_debug(inst, "lat decode err: %d", err); - goto err_scp_decode; + goto err_free_fb_out; } =20 share_info->trans_end =3D inst->ctx->msg_queue.wdma_addr.dma_addr + @@ -647,12 +653,17 @@ static int vdec_h264_slice_lat_decode(void *h_vdec, s= truct mtk_vcodec_mem *bs, /* wait decoder done interrupt */ timeout =3D mtk_vcodec_wait_for_done_ctx(inst->ctx, MTK_INST_IRQ_RECEIVED, WAIT_INTR_TIMEOUT_MS, MTK_VDEC_LAT0); + if (timeout) + mtk_vcodec_err(inst, "lat decode timeout: pic_%d", inst->slice_dec_num); inst->vsi->dec.timeout =3D !!timeout; =20 err =3D vpu_dec_end(vpu); - if (err =3D=3D SLICE_HEADER_FULL || timeout || err =3D=3D TRANS_BUFFER_FU= LL) { - err =3D -EINVAL; - goto err_scp_decode; + if (err =3D=3D SLICE_HEADER_FULL || err =3D=3D TRANS_BUFFER_FULL) { + if (!IS_VDEC_INNER_RACING(inst->ctx->dev->dec_capability)) + vdec_msg_queue_qbuf(&inst->ctx->msg_queue.lat_ctx, lat_buf); + inst->slice_dec_num++; + mtk_vcodec_err(inst, "lat dec fail: pic_%d err:%d", inst->slice_dec_num,= err); + return -EINVAL; } =20 share_info->trans_end =3D inst->ctx->msg_queue.wdma_addr.dma_addr + @@ -669,10 +680,6 @@ static int vdec_h264_slice_lat_decode(void *h_vdec, st= ruct mtk_vcodec_mem *bs, =20 inst->slice_dec_num++; return 0; - -err_scp_decode: - if (!IS_VDEC_INNER_RACING(inst->ctx->dev->dec_capability)) - vdec_msg_queue_qbuf(&inst->ctx->msg_queue.lat_ctx, lat_buf); err_free_fb_out: vdec_msg_queue_qbuf(&inst->ctx->msg_queue.lat_ctx, lat_buf); mtk_vcodec_err(inst, "slice dec number: %d err: %d", inst->slice_dec_num,= err); --=20 2.18.0 From nobody Sat Sep 21 09:51:16 2024 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 0E0F1C4332F for ; Sat, 12 Nov 2022 09:42:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234267AbiKLJmR (ORCPT ); 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Sat, 12 Nov 2022 17:41:52 +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 15.2.792.15; Sat, 12 Nov 2022 17:41:51 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Sat, 12 Nov 2022 17:41:49 +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 , George Sun , Xiaoyong Lu , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , , , , , , Subject: [PATCH 4/5] media: mediatek: vcodec: Setting lat buf to lat_list when lat decode error Date: Sat, 12 Nov 2022 17:41:43 +0800 Message-ID: <20221112094144.4256-5-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221112094144.4256-1-yunfei.dong@mediatek.com> References: <20221112094144.4256-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Need to set lat buf to lat_list when lat decode error, or lat buffer will l= ost. Fixes: 5d418351ca8f ("media: mediatek: vcodec: support stateless VP9 decodi= ng") Signed-off-by: Yunfei Dong --- .../mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_i= f.c b/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c index fb1c36a3592d..cbb6728b8a40 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c +++ b/drivers/media/platform/mediatek/vcodec/vdec/vdec_vp9_req_lat_if.c @@ -2073,21 +2073,23 @@ static int vdec_vp9_slice_lat_decode(void *h_vdec, = struct mtk_vcodec_mem *bs, return -EBUSY; } pfc =3D (struct vdec_vp9_slice_pfc *)lat_buf->private_data; - if (!pfc) - return -EINVAL; + if (!pfc) { + ret =3D -EINVAL; + goto err_free_fb_out; + } vsi =3D &pfc->vsi; =20 ret =3D vdec_vp9_slice_setup_lat(instance, bs, lat_buf, pfc); if (ret) { mtk_vcodec_err(instance, "Failed to setup VP9 lat ret %d\n", ret); - return ret; + goto err_free_fb_out; } vdec_vp9_slice_vsi_to_remote(vsi, instance->vsi); =20 ret =3D vpu_dec_start(&instance->vpu, NULL, 0); if (ret) { mtk_vcodec_err(instance, "Failed to dec VP9 ret %d\n", ret); - return ret; + goto err_free_fb_out; } =20 if (instance->irq) { @@ -2107,7 +2109,7 @@ static int vdec_vp9_slice_lat_decode(void *h_vdec, st= ruct mtk_vcodec_mem *bs, /* LAT trans full, no more UBE or decode timeout */ if (ret) { mtk_vcodec_err(instance, "VP9 decode error: %d\n", ret); - return ret; + goto err_free_fb_out; } =20 mtk_vcodec_debug(instance, "lat dma addr: 0x%lx 0x%lx\n", @@ -2120,6 +2122,9 @@ static int vdec_vp9_slice_lat_decode(void *h_vdec, st= ruct mtk_vcodec_mem *bs, vdec_msg_queue_qbuf(&ctx->dev->msg_queue_core_ctx, lat_buf); =20 return 0; +err_free_fb_out: + vdec_msg_queue_qbuf(&ctx->msg_queue.lat_ctx, lat_buf); + return ret; } =20 static int vdec_vp9_slice_decode(void *h_vdec, struct mtk_vcodec_mem *bs, --=20 2.18.0 From nobody Sat Sep 21 09:51:16 2024 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 7001DC4332F for ; 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Sat, 12 Nov 2022 17:41:51 +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 , George Sun , Xiaoyong Lu , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , , , , , , Subject: [PATCH 5/5] media: mediatek: vcodec: Core thread depends on core_list Date: Sat, 12 Nov 2022 17:41:44 +0800 Message-ID: <20221112094144.4256-6-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221112094144.4256-1-yunfei.dong@mediatek.com> References: <20221112094144.4256-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Core thread will continue to work when core_list is not empty, not depends on lat_list. Fixes: 365e4ba01df4 ("media: mtk-vcodec: Add work queue for core hardware d= ecode") Signed-off-by: Yunfei Dong Reviewed-by: AngeloGioacchino Del Regno --- drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c b/driv= ers/media/platform/mediatek/vcodec/vdec_msg_queue.c index ae500980ad45..dc2004790a47 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c +++ b/drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c @@ -221,7 +221,7 @@ 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); =20 - if (!list_empty(&ctx->msg_queue.lat_ctx.ready_queue)) { + if (!list_empty(&dev->msg_queue_core_ctx.ready_queue)) { mtk_v4l2_debug(3, "re-schedule to decode for core: %d", dev->msg_queue_core_ctx.ready_num); queue_work(dev->core_workqueue, &msg_queue->core_work); --=20 2.18.0