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Wed, 07 Aug 2024 01:25:27 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by MTKMBS14N1.mediatek.inc (172.21.101.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Wed, 7 Aug 2024 16:24:51 +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; Wed, 7 Aug 2024 16:24:51 +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 v4 5/7] media: mediatek: vcodec: store source vb2 buffer Date: Wed, 7 Aug 2024 16:24:35 +0800 Message-ID: <20240807082444.21280-6-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240807082444.21280-1-yunfei.dong@mediatek.com> References: <20240807082444.21280-1-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--8.493400-8.000000 X-TMASE-MatchedRID: WY68sLfT96+SDoYDmYjzLAPZZctd3P4BSjyMfjCRfaMdbuyvB6mjXBa5 2myIWiom6akcHd5iadlNEOwtHhbbvlIMRaTXK1BM4RtSDjG+z7Dt/okBLaEo+MA0eOJZYj7thL9 xNXVrt1S5sKf/odud/uztdCjtxnSM4vZjlIwkBi8SEYfcJF0pRZYcYQ11P5U/myiLZetSf8mfop 0ytGwvXiq2rl3dzGQ1wqlxFFNgYzXo0jGXNiJLafAnx8F8tZmaKJywXlyBY9FYi5vGM9MT8sC+k sT6a9fy X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--8.493400-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 54638FC186E42D7A37EA7B591EBFA8021FE6499DA4B60AFF12273B38CAE3C4672000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240807_012529_556059_355AC317 X-CRM114-Status: GOOD ( 14.16 ) 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 Store the current vb2 buffer when lat need to decode again. Then lat work can get the same vb2 buffer directly next time. Signed-off-by: Yunfei Dong --- .../mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h | 2 ++ .../vcodec/decoder/mtk_vcodec_dec_stateless.c | 11 ++++++++--- 2 files changed, 10 insertions(+), 3 deletions(-) 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 1fabe8c5b7a4..0817be73f8e0 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 @@ -155,6 +155,7 @@ struct mtk_vcodec_dec_pdata { * @last_decoded_picinfo: pic information get from latest decode * @empty_flush_buf: a fake size-0 capture buffer that indicates flush. Used * for stateful decoder. + * @last_vb2_v4l2_src: the backup of current source buffer. * @is_flushing: set to true if flushing is in progress. * * @current_codec: current set input codec, in V4L2 pixel format @@ -201,6 +202,7 @@ struct mtk_vcodec_dec_ctx { struct work_struct decode_work; struct vdec_pic_info last_decoded_picinfo; struct v4l2_m2m_buffer empty_flush_buf; + struct vb2_v4l2_buffer *last_vb2_v4l2_src; bool is_flushing; u32 current_codec; 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 2a7e4fe24ed3..8aa379872ddc 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 @@ -320,7 +320,7 @@ static void mtk_vdec_worker(struct work_struct *work) struct mtk_vcodec_dec_ctx *ctx = 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; + struct vb2_v4l2_buffer *vb2_v4l2_src = ctx->last_vb2_v4l2_src; struct vb2_buffer *vb2_src; struct mtk_vcodec_mem *bs_src; struct mtk_video_dec_buf *dec_buf_src; @@ -329,7 +329,7 @@ static void mtk_vdec_worker(struct work_struct *work) bool res_chg = false; int ret; - vb2_v4l2_src = v4l2_m2m_next_src_buf(ctx->m2m_ctx); + vb2_v4l2_src = vb2_v4l2_src ? vb2_v4l2_src : v4l2_m2m_next_src_buf(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); @@ -383,8 +383,13 @@ static void mtk_vdec_worker(struct work_struct *work) 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); + ctx->last_vb2_v4l2_src = NULL; + } else { + ctx->last_vb2_v4l2_src = vb2_v4l2_src; + } + v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx); } }