From: Mehdi Djait <mehdi.djait@linux.intel.com>
Date: Thu, 8 Jan 2026 13:57:38 +0000 (+0100)
Subject: media: i2c: ov01a10: Fix digital gain range
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=91848c99ed6a98daf77f4cb7d44cf3f13bc6998f;p=thirdparty%2Fkernel%2Flinux.git

media: i2c: ov01a10: Fix digital gain range

Digital gain wraps-around at the maximum of 16838 / 0x3fff.
Fix the maximum digital gain by setting it to 0x3fff.

Signed-off-by: Mehdi Djait <mehdi.djait@linux.intel.com>
Reviewed-by: Hans de Goede <johannes.goede@oss.qualcomm.com>
Fixes: 0827b58dabff ("media: i2c: add ov01a10 image sensor driver")
Cc: stable@vger.kernel.org
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
---

diff --git a/drivers/media/i2c/ov01a10.c b/drivers/media/i2c/ov01a10.c
index 1aeba3df4cbfc..8a29e5b4b6ba0 100644
--- a/drivers/media/i2c/ov01a10.c
+++ b/drivers/media/i2c/ov01a10.c
@@ -63,7 +63,7 @@
 #define OV01A10_REG_DIGITAL_GAIN_GR	CCI_REG24(0x3513)
 #define OV01A10_REG_DIGITAL_GAIN_R	CCI_REG24(0x3516)
 #define OV01A10_DGTL_GAIN_MIN		0
-#define OV01A10_DGTL_GAIN_MAX		0x3ffff
+#define OV01A10_DGTL_GAIN_MAX		0x3fff
 #define OV01A10_DGTL_GAIN_STEP		1
 #define OV01A10_DGTL_GAIN_DEFAULT	1024