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authorAntti Palosaari <crope@iki.fi>2015-03-14 11:13:07 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-04-02 18:26:45 -0300
commitb3b2bf820e82d7581462dea28a9c3af1bd8cc747 (patch)
treeb4ca70e5ebd7ac9b4df7365958d2da7ff14b5507 /drivers/media
parent4879785ed511083676f27a016c9ad6c46c8e5737 (diff)
downloadlinux-b3b2bf820e82d7581462dea28a9c3af1bd8cc747.tar.gz
[media] rtl2832: disable regmap register cache
Caching register reads causes some random I/O errors on channel
change. Disable caching now in order to avoid those errors.

Reverts partly commit dcadb82

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb-frontends/rtl2832.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c
index 5d2d8f45b4b6..67faa8d6950e 100644
--- a/drivers/media/dvb-frontends/rtl2832.c
+++ b/drivers/media/dvb-frontends/rtl2832.c
@@ -1240,7 +1240,7 @@ static int rtl2832_probe(struct i2c_client *client,
 	dev->regmap_config.max_register = 5 * 0x100,
 	dev->regmap_config.ranges = regmap_range_cfg,
 	dev->regmap_config.num_ranges = ARRAY_SIZE(regmap_range_cfg),
-	dev->regmap_config.cache_type = REGCACHE_RBTREE,
+	dev->regmap_config.cache_type = REGCACHE_NONE,
 	dev->regmap = regmap_init(&client->dev, &regmap_bus, client,
 				  &dev->regmap_config);
 	if (IS_ERR(dev->regmap)) {