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Thu, 07 Nov 2024 20:32:29 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by MTKMBS14N2.mediatek.inc (172.21.101.76) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 8 Nov 2024 11:32:26 +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; Fri, 8 Nov 2024 11:32:25 +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 CC: Hsin-Yi Wang , Chen-Yu Tsai , Fritz Koenig , Daniel Vetter , "Steve Cho" , Yunfei Dong , , , , , , Subject: [PATCH v6 5/5] media: mediatek: vcodec: remove media request checking Date: Fri, 8 Nov 2024 11:32:14 +0800 Message-ID: <20241108033219.19804-6-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20241108033219.19804-1-yunfei.dong@mediatek.com> References: <20241108033219.19804-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--9.264300-8.000000 X-TMASE-MatchedRID: 6sPUm7w8jTpmcP5F4hatbcnlbo5l7mGFBLtx+64GFanjsTquy0JRi4ma Qfsqx1XAWKuGHPyQzf64VxGFQBNJeJCoy9iDotiwDB+ErBr0bAPvJY9pBzgg1Fczpnf2wfW+/Ge vfoH427ppx84QoERxMGxnReZpseJrr78SC5iivxwURSScn+QSXt0H8LFZNFG71sULACB0qRIxeQ pO/P9szbBz1znW2KIohcXEhM/4aanHXAdvslucuOBnLZk2tw2HlExlQIQeRG0= X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--9.264300-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: E17E845E3D081E50660A83A29D386E17279CC6C003956C5BB4AD941447119B032000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241107_193233_937411_996319B6 X-CRM114-Status: GOOD ( 11.30 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Setting the buffer status to error if the media request of each source buffer is NULL, then schedule the work to process again in case of access NULL pointer. 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 3f94654ebc73..251111678fd8 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 @@ -363,10 +363,14 @@ 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) { @@ -384,8 +388,7 @@ 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); @@ -403,8 +406,7 @@ static void mtk_vdec_worker(struct work_struct *work) */ ctx->cur_src_buffer = (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); }