From: Xiaolei Wang <xiaolei.wang@windriver.com>
To: sakari.ailus@linux.intel.com, tarang.raval@siliconsignals.io,
laurent.pinchart@ideasonboard.com,
dave.stevenson@raspberrypi.com, jacopo@jmondi.org,
mchehab@kernel.org, prabhakar.mahadev-lad.rj@bp.renesas.com,
hverkuil+cisco@kernel.org, johannes.goede@oss.qualcomm.com,
hverkuil-cisco@xs4all.nl, jai.luthra@ideasonboard.com,
richard.leitner@linux.dev, Xiaolei.Wang@windriver.com
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 0/3] media: i2c: ov9282: Modernize driver with CCI and streams API
Date: Sat, 28 Feb 2026 16:33:58 +0800 [thread overview]
Message-ID: <20260228083401.1007434-1-xiaolei.wang@windriver.com> (raw)
This series modernizes the ov9282 driver by:
1. Converting to the common CCI (Camera Control Interface) register
access helpers, which simplifies the code by removing custom I2C
register access functions.
2. Switching to use the V4L2 sub-device state lock instead of a
private mutex, improving integration with the V4L2 framework.
3. Migrating from the legacy s_stream callback to the modern
enable_streams/disable_streams callbacks, providing better support
for multiplexed streams.
These changes reduce code complexity, improve maintainability, and
align the driver with current V4L2 best practices.
I verified each patch on the Raspberry Pi 5 platform.
Xiaolei Wang (3):
media: i2c: ov9282: Convert to CCI register access helpers
media: i2c: ov9282: Switch to using the sub-device state lock
media: i2c: ov9282: switch to {enable,disable}_streams
drivers/media/i2c/Kconfig | 1 +
drivers/media/i2c/ov9282.c | 406 +++++++++----------------------------
2 files changed, 97 insertions(+), 310 deletions(-)
--
2.43.0
next reply other threads:[~2026-02-28 8:35 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-28 8:33 Xiaolei Wang [this message]
2026-02-28 8:33 ` [PATCH 1/3] media: i2c: ov9282: Convert to CCI register access helpers Xiaolei Wang
2026-02-28 18:12 ` Tarang Raval
2026-03-01 6:35 ` xiaolei wang
2026-02-28 8:34 ` [PATCH 2/3] media: i2c: ov9282: Switch to using the sub-device state lock Xiaolei Wang
2026-02-28 18:27 ` Tarang Raval
2026-03-01 6:37 ` xiaolei wang
2026-02-28 8:34 ` [PATCH 3/3] media: i2c: ov9282: switch to {enable,disable}_streams Xiaolei Wang
2026-02-28 18:45 ` Tarang Raval
2026-03-01 6:40 ` xiaolei wang
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