Linux Media Controller development
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From: Jacopo Mondi <jacopo@jmondi.org>
To: "Krzysztof Hałasa" <khalasa@piap.pl>,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	"Sakari Ailus" <sakari.ailus@iki.fi>,
	"Laurent Pinchart" <laurent.pinchart@ideasonboard.com>
Cc: Jacopo Mondi <jacopo@jmondi.org>, linux-media@vger.kernel.org
Subject: [PATCH v2 05/10] media: ar0521: Refuse unsupported controls
Date: Sat, 22 Oct 2022 11:20:10 +0200	[thread overview]
Message-ID: <20221022092015.208592-6-jacopo@jmondi.org> (raw)
In-Reply-To: <20221022092015.208592-1-jacopo@jmondi.org>

Refuse unsupported controls by returning -EINVAL in the s_ctrl
operation.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
---
 drivers/media/i2c/ar0521.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/media/i2c/ar0521.c b/drivers/media/i2c/ar0521.c
index e673424880ac..fcd852760750 100644
--- a/drivers/media/i2c/ar0521.c
+++ b/drivers/media/i2c/ar0521.c
@@ -547,6 +547,10 @@ static int ar0521_s_ctrl(struct v4l2_ctrl *ctrl)
 		ret = ar0521_write_reg(sensor, AR0521_REG_TEST_PATTERN_MODE,
 				       ctrl->val);
 		break;
+	default:
+		dev_err(&sensor->i2c_client->dev,
+			"Unsupported control %x\n", ctrl->id);
+		return -EINVAL;
 	}
 
 	pm_runtime_put(&sensor->i2c_client->dev);
-- 
2.37.3


  parent reply	other threads:[~2022-10-22 10:13 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-22  9:20 [PATCH v2 00/10] media: ar0521: Add analog gain, rework clock tree Jacopo Mondi
2022-10-22  9:20 ` [PATCH v2 01/10] media: ar0521: Implement enum_frame_sizes Jacopo Mondi
2022-10-22  9:20 ` [PATCH v2 02/10] media: ar0521: Add V4L2_CID_ANALOG_GAIN Jacopo Mondi
2022-10-24 12:13   ` Dave Stevenson
2022-10-24 12:31     ` Jacopo Mondi
2022-10-25 14:02       ` Sakari Ailus
2022-10-22  9:20 ` [PATCH v2 03/10] media: ar0521: Set maximum resolution to 2592x1944 Jacopo Mondi
2022-10-22  9:20 ` [PATCH v2 04/10] media: ar0521: Rework PLL computation Jacopo Mondi
2022-10-22  9:20 ` Jacopo Mondi [this message]
2022-10-24 13:00   ` [PATCH v2 05/10] media: ar0521: Refuse unsupported controls Dave Stevenson
2022-10-24 13:10     ` Jacopo Mondi
2022-10-22  9:20 ` [PATCH v2 06/10] media: ar0521: Add LINK_FREQ control Jacopo Mondi
2022-10-24 15:44   ` Dave Stevenson
2022-10-22  9:20 ` [PATCH v2 07/10] media: ar0521: Adjust exposure and blankings limits Jacopo Mondi
2022-10-24 17:47   ` Dave Stevenson
2022-10-25 17:45     ` Dave Stevenson
2022-10-27  7:10       ` Jacopo Mondi
2022-10-22  9:20 ` [PATCH v2 08/10] media: ar0521: Setup controls at s_stream time Jacopo Mondi
2022-10-22  9:20 ` [PATCH v2 09/10] media: ar0521: Rework startup sequence Jacopo Mondi
2022-10-22  9:20 ` [PATCH v2 10/10] media: ar0521: Tab-align definitions Jacopo Mondi

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