Set the i2c_adapter retries field to a sensible value. This allows the i2c core
to retry master_xfer() when it returns -EAGAIN. Currently the i2c-designware
driver returns -EAGAIN only on Tx arbitration failure (DW_IC_TX_ARB_LOST).

Reported-by: Rolland Chau <zourongr...@gmail.com>
Signed-off-by: Baruch Siach <bar...@tkos.co.il>
---
 drivers/i2c/busses/i2c-designware-core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/i2c/busses/i2c-designware-core.c 
b/drivers/i2c/busses/i2c-designware-core.c
index de7fbbb374cd..f7b34b360dc9 100644
--- a/drivers/i2c/busses/i2c-designware-core.c
+++ b/drivers/i2c/busses/i2c-designware-core.c
@@ -860,6 +860,7 @@ int i2c_dw_probe(struct dw_i2c_dev *dev)
 
        snprintf(adap->name, sizeof(adap->name),
                 "Synopsys DesignWare I2C adapter");
+       adap->retries = 3;
        adap->algo = &i2c_dw_algo;
        adap->dev.parent = dev->dev;
        i2c_set_adapdata(adap, dev);
-- 
2.6.4

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