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Mon, 9 Dec 2024 12:53:49 GMT Received: from hu-dikshita-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Mon, 9 Dec 2024 04:53:43 -0800 From: Dikshita Agarwal Date: Mon, 9 Dec 2024 18:21:58 +0530 Subject: [PATCH v7 13/28] media: iris: implement subscribe_event and unsubscribe_event ioctls Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20241209-qcom-video-iris-v7-13-05c6bdead47b@quicinc.com> References: <20241209-qcom-video-iris-v7-0-05c6bdead47b@quicinc.com> In-Reply-To: <20241209-qcom-video-iris-v7-0-05c6bdead47b@quicinc.com> To: Vikash Garodia , Abhinav Kumar , Mauro Carvalho Chehab , "Rob Herring" , Krzysztof Kozlowski , "Conor Dooley" , Philipp Zabel CC: Hans Verkuil , Sebastian Fricke , Bryan O'Donoghue , Dmitry Baryshkov , Neil Armstrong , Nicolas Dufresne , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Jianhua Lu , , , , , "Dikshita Agarwal" , Vedang Nagar X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; 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Signed-off-by: Vedang Nagar Signed-off-by: Dikshita Agarwal Reviewed-by: Hans Verkuil --- drivers/media/platform/qcom/iris/iris_vdec.c | 22 ++++++++++++++++++++++ drivers/media/platform/qcom/iris/iris_vdec.h | 1 + drivers/media/platform/qcom/iris/iris_vidc.c | 10 ++++++++++ 3 files changed, 33 insertions(+) diff --git a/drivers/media/platform/qcom/iris/iris_vdec.c b/drivers/media/platform/qcom/iris/iris_vdec.c index 081a9eda5c49..0ba60bcb9fa9 100644 --- a/drivers/media/platform/qcom/iris/iris_vdec.c +++ b/drivers/media/platform/qcom/iris/iris_vdec.c @@ -3,6 +3,7 @@ * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ +#include #include #include "iris_buffer.h" @@ -193,3 +194,24 @@ int iris_vdec_s_fmt(struct iris_inst *inst, struct v4l2_format *f) return 0; } + +int iris_vdec_subscribe_event(struct iris_inst *inst, const struct v4l2_event_subscription *sub) +{ + int ret = 0; + + switch (sub->type) { + case V4L2_EVENT_EOS: + ret = v4l2_event_subscribe(&inst->fh, sub, 0, NULL); + break; + case V4L2_EVENT_SOURCE_CHANGE: + ret = v4l2_src_change_event_subscribe(&inst->fh, sub); + break; + case V4L2_EVENT_CTRL: + ret = v4l2_ctrl_subscribe_event(&inst->fh, sub); + break; + default: + return -EINVAL; + } + + return ret; +} diff --git a/drivers/media/platform/qcom/iris/iris_vdec.h b/drivers/media/platform/qcom/iris/iris_vdec.h index ae456676e578..f64ce3234e6a 100644 --- a/drivers/media/platform/qcom/iris/iris_vdec.h +++ b/drivers/media/platform/qcom/iris/iris_vdec.h @@ -13,5 +13,6 @@ void iris_vdec_inst_deinit(struct iris_inst *inst); int iris_vdec_enum_fmt(struct iris_inst *inst, struct v4l2_fmtdesc *f); int iris_vdec_try_fmt(struct iris_inst *inst, struct v4l2_format *f); int iris_vdec_s_fmt(struct iris_inst *inst, struct v4l2_format *f); +int iris_vdec_subscribe_event(struct iris_inst *inst, const struct v4l2_event_subscription *sub); #endif diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c index 82bd0be8e5da..511cd13ac471 100644 --- a/drivers/media/platform/qcom/iris/iris_vidc.c +++ b/drivers/media/platform/qcom/iris/iris_vidc.c @@ -4,6 +4,7 @@ */ #include +#include #include #include @@ -322,6 +323,13 @@ static int iris_g_selection(struct file *filp, void *fh, struct v4l2_selection * return 0; } +static int iris_subscribe_event(struct v4l2_fh *fh, const struct v4l2_event_subscription *sub) +{ + struct iris_inst *inst = container_of(fh, struct iris_inst, fh); + + return iris_vdec_subscribe_event(inst, sub); +} + static struct v4l2_file_operations iris_v4l2_file_ops = { .owner = THIS_MODULE, .open = iris_open, @@ -347,6 +355,8 @@ static const struct v4l2_ioctl_ops iris_v4l2_ioctl_ops = { .vidioc_enum_framesizes = iris_enum_framesizes, .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, .vidioc_g_selection = iris_g_selection, + .vidioc_subscribe_event = iris_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; void iris_init_ops(struct iris_core *core)