media: i2c: imx274: 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/imx274.c b/drivers/media/i2c/imx274.c
index 352da68b8b41b28828bc5ab04f5e1b331d356eda..3800de974e8a9fbd8815c28795db7a8f87a7ad76 100644 (file)
--- a/drivers/media/i2c/imx274.c
+++ b/drivers/media/i2c/imx274.c
@@ -151,7 +151,7 @@ struct reg_8 {
 static const struct regmap_config imx274_regmap_config = {
        .reg_bits = 16,
        .val_bits = 8,
-       .cache_type = REGCACHE_RBTREE,
+       .cache_type = REGCACHE_MAPLE,
 };
 
 /*