media: i2c: imx214: convert to use maple tree register cache

The maple tree register cache is based on a much more modern data structure
than the rbtree cache and makes optimisation choices which are probably
more appropriate for modern systems than those made by the rbtree cache.

Signed-off-by: Bo Liu <liubo03@inspur.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

diff --git a/drivers/media/i2c/imx214.c b/drivers/media/i2c/imx214.c
index b148b1bd2bc3b28a3fb658903d01b94d1522635a..10b6ad66d12616a56bdc8e525a7c7994a209bc05 100644 (file)
--- a/drivers/media/i2c/imx214.c
+++ b/drivers/media/i2c/imx214.c
@@ -968,7 +968,7 @@ static const struct v4l2_subdev_internal_ops imx214_internal_ops = {
 static const struct regmap_config sensor_regmap_config = {
        .reg_bits = 16,
        .val_bits = 8,
-       .cache_type = REGCACHE_RBTREE,
+       .cache_type = REGCACHE_MAPLE,
 };
 
 static int imx214_get_regulators(struct device *dev, struct imx214 *imx214)