From patchwork Fri Dec 23 10:16:13 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dikshita Agarwal X-Patchwork-Id: 636333 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 93095C3DA6E for ; Fri, 23 Dec 2022 10:16:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230225AbiLWKQe (ORCPT ); Fri, 23 Dec 2022 05:16:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48574 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229680AbiLWKQa (ORCPT ); Fri, 23 Dec 2022 05:16:30 -0500 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E3A61BEB1; Fri, 23 Dec 2022 02:16:29 -0800 (PST) Received: from pps.filterd (m0279872.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2BNA1Wcn021709; Fri, 23 Dec 2022 10:16:28 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id; s=qcppdkim1; bh=4r5hLgxakUU17RWBCFGD+ncHlZjhDEmePTaBGoXGBmg=; b=ElVQRflvkAwNQ8hF+uAWHV9FkOkjt3dsKbKerHw/ASK2uAspcE0FKHhr203Cd3AZdlMu 7G+Jqf6fXV4ycoBTCJhKyToivSeEXHWhVyk36FOu3/VX2fiaEYwz2TFr6hLI/7sM9ktV iaoWu/nZ3qhjWe7Bcl2ZJjCpqAbbSWaFyYWMNyK3ITNH/0XxNTJ6qzUX+bJMl212I9lC 3+1uLGjGxuYoSy7lmDSV68Xt+UuWp/EIqQN3G7dXg8CTvOv66DtMlkDoyL7CXG8u6Uwn nRuTK22zoS1DVSAR+ZFPCX3oqDlTYC2lPUe4JFdzSVA+7YnBcOBsx/9P6in515G/asVb gg== Received: from apblrppmta01.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3mm3cjvsp7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 23 Dec 2022 10:16:27 +0000 Received: from pps.filterd (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 2BNABZ2o017142; Fri, 23 Dec 2022 10:16:23 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTPS id 3mh6ukxpqk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 23 Dec 2022 10:16:23 +0000 Received: from APBLRPPMTA01.qualcomm.com (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 2BNAGMgP022302; Fri, 23 Dec 2022 10:16:22 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-dikshita-hyd.qualcomm.com [10.213.110.13]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 2BNAGMlN022301; Fri, 23 Dec 2022 10:16:22 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 347544) id 1BACE4972; Fri, 23 Dec 2022 15:46:22 +0530 (+0530) From: Dikshita Agarwal To: linux-media@vger.kernel.org, stanimir.k.varbanov@gmail.com, quic_vgarodia@quicinc.com Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Dikshita Agarwal Subject: [PATCH v2] venus: venc: add handling for VIDIOC_ENCODER_CMD Date: Fri, 23 Dec 2022 15:46:13 +0530 Message-Id: <1671790573-6432-1-git-send-email-quic_dikshita@quicinc.com> X-Mailer: git-send-email 2.7.4 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: zdRAQe6udSvg-TxVfbJq5y_gp_DCB9cM X-Proofpoint-ORIG-GUID: zdRAQe6udSvg-TxVfbJq5y_gp_DCB9cM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.923,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-12-23_04,2022-12-22_03,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 mlxlogscore=999 impostorscore=0 spamscore=0 phishscore=0 clxscore=1011 priorityscore=1501 suspectscore=0 malwarescore=0 lowpriorityscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2212230087 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add handling for below commands in encoder: 1. V4L2_ENC_CMD_STOP 2. V4L2_ENC_CMD_START Signed-off-by: Dikshita Agarwal --- drivers/media/platform/qcom/venus/core.h | 9 +++++ drivers/media/platform/qcom/venus/venc.c | 63 ++++++++++++++++++++++++++++++++ 2 files changed, 72 insertions(+) diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h index 32551c2..d147154 100644 --- a/drivers/media/platform/qcom/venus/core.h +++ b/drivers/media/platform/qcom/venus/core.h @@ -317,6 +317,14 @@ enum venus_dec_state { VENUS_DEC_STATE_DRC = 7, }; +enum venus_enc_state { + VENUS_ENC_STATE_DEINIT = 0, + VENUS_ENC_STATE_INIT = 1, + VENUS_ENC_STATE_ENCODING = 2, + VENUS_ENC_STATE_STOPPED = 3, + VENUS_ENC_STATE_DRAIN = 4, +}; + struct venus_ts_metadata { bool used; u64 ts_ns; @@ -428,6 +436,7 @@ struct venus_inst { u8 quantization; u8 xfer_func; enum venus_dec_state codec_state; + enum venus_enc_state enc_state; wait_queue_head_t reconf_wait; unsigned int subscriptions; int buf_count; diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c index cdb1254..a7804b0 100644 --- a/drivers/media/platform/qcom/venus/venc.c +++ b/drivers/media/platform/qcom/venus/venc.c @@ -520,6 +520,46 @@ static int venc_subscribe_event(struct v4l2_fh *fh, } } +static int +venc_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *cmd) +{ + struct venus_inst *inst = to_inst(file); + struct hfi_frame_data fdata = {0}; + int ret = 0; + + ret = v4l2_m2m_ioctl_try_encoder_cmd(file, fh, cmd); + if (ret) + return ret; + + mutex_lock(&inst->lock); + + if (cmd->cmd == V4L2_ENC_CMD_STOP && + inst->enc_state == VENUS_ENC_STATE_ENCODING) { + /* + * Implement V4L2_ENC_CMD_STOP by enqueue an empty buffer on + * encoder input to signal EOS. + */ + if (!(inst->streamon_out && inst->streamon_cap)) + goto unlock; + + fdata.buffer_type = HFI_BUFFER_INPUT; + fdata.flags |= HFI_BUFFERFLAG_EOS; + fdata.device_addr = 0xdeadb000; + + ret = hfi_session_process_buf(inst, &fdata); + + inst->enc_state = VENUS_ENC_STATE_DRAIN; + } else if (cmd->cmd == V4L2_ENC_CMD_START && + inst->enc_state == VENUS_ENC_STATE_STOPPED) { + vb2_clear_last_buffer_dequeued(&inst->fh.m2m_ctx->cap_q_ctx.q); + inst->enc_state = VENUS_ENC_STATE_ENCODING; + } + +unlock: + mutex_unlock(&inst->lock); + return ret; +} + static const struct v4l2_ioctl_ops venc_ioctl_ops = { .vidioc_querycap = venc_querycap, .vidioc_enum_fmt_vid_cap = venc_enum_fmt, @@ -548,6 +588,7 @@ static const struct v4l2_ioctl_ops venc_ioctl_ops = { .vidioc_subscribe_event = venc_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, .vidioc_try_encoder_cmd = v4l2_m2m_ioctl_try_encoder_cmd, + .vidioc_encoder_cmd = venc_encoder_cmd, }; static int venc_pm_get(struct venus_inst *inst) @@ -1196,6 +1237,8 @@ static int venc_start_streaming(struct vb2_queue *q, unsigned int count) if (ret) goto error; + inst->enc_state = VENUS_ENC_STATE_ENCODING; + mutex_unlock(&inst->lock); return 0; @@ -1215,10 +1258,21 @@ static int venc_start_streaming(struct vb2_queue *q, unsigned int count) static void venc_vb2_buf_queue(struct vb2_buffer *vb) { struct venus_inst *inst = vb2_get_drv_priv(vb->vb2_queue); + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); venc_pm_get_put(inst); mutex_lock(&inst->lock); + + if (inst->enc_state == VENUS_ENC_STATE_STOPPED) { + vbuf->sequence = inst->sequence_cap++; + vbuf->field = V4L2_FIELD_NONE; + vb2_set_plane_payload(vb, 0, 0); + v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_DONE); + mutex_unlock(&inst->lock); + return; + } + venus_helper_vb2_buf_queue(vb); mutex_unlock(&inst->lock); } @@ -1260,6 +1314,10 @@ static void venc_buf_done(struct venus_inst *inst, unsigned int buf_type, vb->planes[0].data_offset = data_offset; vb->timestamp = timestamp_us * NSEC_PER_USEC; vbuf->sequence = inst->sequence_cap++; + if ((vbuf->flags & V4L2_BUF_FLAG_LAST) && + inst->enc_state == VENUS_ENC_STATE_DRAIN) { + inst->enc_state = VENUS_ENC_STATE_STOPPED; + } } else { vbuf->sequence = inst->sequence_out++; } @@ -1362,6 +1420,9 @@ static int venc_open(struct file *file) inst->core_acquired = false; inst->nonblock = file->f_flags & O_NONBLOCK; + if (inst->enc_state == VENUS_ENC_STATE_DEINIT) + inst->enc_state = VENUS_ENC_STATE_INIT; + venus_helper_init_instance(inst); ret = venc_ctrl_init(inst); @@ -1424,6 +1485,8 @@ static int venc_close(struct file *file) v4l2_fh_del(&inst->fh); v4l2_fh_exit(&inst->fh); + inst->enc_state = VENUS_ENC_STATE_DEINIT; + venc_pm_put(inst, false); kfree(inst);