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 1aeba3df4cbfc542af4971a68f775d31e38bd810..8a29e5b4b6ba06e16ccef06866c07b1621e45137 100644 (file)
--- 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