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Mon, 14 Oct 2024 09:08:46 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, 14 Oct 2024 02:08:42 -0700 From: Dikshita Agarwal Date: Mon, 14 Oct 2024 14:37:36 +0530 Subject: [PATCH v4 15/28] media: iris: implement query_cap, query_ctrl and query_menu ioctls Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20241014-qcom-video-iris-v4-v4-15-c5eaa4e9ab9e@quicinc.com> References: <20241014-qcom-video-iris-v4-v4-0-c5eaa4e9ab9e@quicinc.com> In-Reply-To: <20241014-qcom-video-iris-v4-v4-0-c5eaa4e9ab9e@quicinc.com> To: Vikash Garodia , Abhinav Kumar , Mauro Carvalho Chehab , "Rob Herring" , Krzysztof Kozlowski , "Conor Dooley" , Philipp Zabel CC: Hans Verkuil , Sebastian Fricke , , , , , 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 --- drivers/media/platform/qcom/iris/iris_vidc.c | 52 ++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c index 93d2be118a81..60ee05b67f86 100644 --- a/drivers/media/platform/qcom/iris/iris_vidc.c +++ b/drivers/media/platform/qcom/iris/iris_vidc.c @@ -300,6 +300,55 @@ static int iris_enum_framesizes(struct file *filp, void *fh, return 0; } +static int iris_querycap(struct file *filp, void *fh, struct v4l2_capability *cap) +{ + strscpy(cap->driver, IRIS_DRV_NAME, sizeof(cap->driver)); + strscpy(cap->bus_info, IRIS_BUS_NAME, sizeof(cap->bus_info)); + memset(cap->reserved, 0, sizeof(cap->reserved)); + strscpy(cap->card, "iris_decoder", sizeof(cap->card)); + + return 0; +} + +static int iris_queryctrl(struct file *filp, void *fh, struct v4l2_queryctrl *q_ctrl) +{ + struct v4l2_ctrl *ctrl; + struct iris_inst *inst = iris_get_inst(filp, NULL); + + ctrl = v4l2_ctrl_find(&inst->ctrl_handler, q_ctrl->id); + if (!ctrl) + return -EINVAL; + + q_ctrl->minimum = ctrl->minimum; + q_ctrl->maximum = ctrl->maximum; + q_ctrl->default_value = ctrl->default_value; + q_ctrl->flags = 0; + q_ctrl->step = ctrl->step; + + return 0; +} + +static int iris_querymenu(struct file *filp, void *fh, struct v4l2_querymenu *qmenu) +{ + struct iris_inst *inst = iris_get_inst(filp, NULL); + struct v4l2_ctrl *ctrl; + + ctrl = v4l2_ctrl_find(&inst->ctrl_handler, qmenu->id); + if (!ctrl) + return -EINVAL; + + if (ctrl->type != V4L2_CTRL_TYPE_MENU) + return -EINVAL; + + if (qmenu->index < ctrl->minimum || qmenu->index > ctrl->maximum) + return -EINVAL; + + if (ctrl->menu_skip_mask & (1 << qmenu->index)) + return -EINVAL; + + return 0; +} + static int iris_g_selection(struct file *filp, void *fh, struct v4l2_selection *s) { struct iris_inst *inst = iris_get_inst(filp, NULL); @@ -366,6 +415,9 @@ static const struct v4l2_ioctl_ops iris_v4l2_ioctl_ops = { .vidioc_g_fmt_vid_out_mplane = iris_g_fmt_vid_mplane, .vidioc_enum_framesizes = iris_enum_framesizes, .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, + .vidioc_querycap = iris_querycap, + .vidioc_queryctrl = iris_queryctrl, + .vidioc_querymenu = iris_querymenu, .vidioc_g_selection = iris_g_selection, .vidioc_subscribe_event = iris_subscribe_event, .vidioc_unsubscribe_event = iris_unsubscribe_event,