linux-kernel - [PATCH v3 17/26] media: iris: Add support for VIDIOC

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Message-ID: <20250820-iris-video-encoder-v3-17-80ab0ba58b3d@quicinc.com>
Date: Wed, 20 Aug 2025 14:37:55 +0530
From: Dikshita Agarwal <quic_dikshita@...cinc.com>
To: Vikash Garodia <quic_vgarodia@...cinc.com>,
        Abhinav Kumar
	<abhinav.kumar@...ux.dev>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Stefan Schmidt
	<stefan.schmidt@...aro.org>,
        Vedang Nagar <quic_vnagar@...cinc.com>,
        "Hans
 Verkuil" <hverkuil@...nel.org>,
        Hans Verkuil <hverkuil@...nel.org>
CC: <linux-media@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Renjiang Han <quic_renjiang@...cinc.com>,
        Wangao Wang <quic_wangaow@...cinc.com>,
        Dikshita Agarwal
	<quic_dikshita@...cinc.com>
Subject: [PATCH v3 17/26] media: iris: Add support for VIDIOC_QUERYCAP for
 encoder video device

Add support for the VIDIOC_QUERYCAP V4L2 iocts for the encoder video
device to report core driver capabilities.

Tested-by: Vikash Garodia <quic_vgarodia@...cinc.com> # X1E80100
Reviewed-by: Vikash Garodia <quic_vgarodia@...cinc.com>
Signed-off-by: Dikshita Agarwal <quic_dikshita@...cinc.com>
---
 drivers/media/platform/qcom/iris/iris_vidc.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c
index 3f641782e932a30af46c631003a72d7dd2b4386e..92a616787a30a51f4fbf4760badffd6fabc48cc6 100644
--- a/drivers/media/platform/qcom/iris/iris_vidc.c
+++ b/drivers/media/platform/qcom/iris/iris_vidc.c
@@ -444,8 +444,14 @@ static int iris_enum_frameintervals(struct file *filp, void *fh,
 
 static int iris_querycap(struct file *filp, void *fh, struct v4l2_capability *cap)
 {
+	struct iris_inst *inst = iris_get_inst(filp);
+
 	strscpy(cap->driver, IRIS_DRV_NAME, sizeof(cap->driver));
-	strscpy(cap->card, "Iris Decoder", sizeof(cap->card));
+
+	if (inst->domain == DECODER)
+		strscpy(cap->card, "Iris Decoder", sizeof(cap->card));
+	else
+		strscpy(cap->card, "Iris Encoder", sizeof(cap->card));
 
 	return 0;
 }
@@ -575,6 +581,7 @@ static const struct v4l2_ioctl_ops iris_v4l2_ioctl_ops_enc = {
 	.vidioc_g_fmt_vid_out_mplane    = iris_g_fmt_vid_mplane,
 	.vidioc_enum_framesizes         = iris_enum_framesizes,
 	.vidioc_enum_frameintervals     = iris_enum_frameintervals,
+	.vidioc_querycap                = iris_querycap,
 };
 
 void iris_init_ops(struct iris_core *core)

-- 
2.34.1