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i2c: use parent adapter quirks in mux

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Inherit parent adapter quirks in MUX in case the devices on the multiplexed
buses are interested in the adapter limitations.

Signed-off-by: Łukasz Gemborowski <lukasz.gemborowski@nokia.com>
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@nokia.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Cc: stable@kernel.org
Fixes: b7f6258402 ("i2c: add quirk checks to core")
This commit is contained in:
Alexander Sverdlin 2015-06-12 14:41:16 +02:00 committed by Wolfram Sang
parent 7b618638a5
commit dc362d50ba
1 changed files with 1 additions and 0 deletions
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drivers/i2c/i2c-mux.c
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@ -144,6 +144,7 @@ struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent,
priv->adap.dev.parent = &parent->dev; priv->adap.dev.parent = &parent->dev;
priv->adap.retries = parent->retries; priv->adap.retries = parent->retries;
priv->adap.timeout = parent->timeout; priv->adap.timeout = parent->timeout;
priv->adap.quirks = parent->quirks;
/* Sanity check on class */ /* Sanity check on class */
if (i2c_mux_parent_classes(parent) & class) if (i2c_mux_parent_classes(parent) & class)