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crypto: atmel-i2c - Fix wakeup fail 

The wake token cannot be sent without ignoring the nack for the
device address

Signed-off-by: Jianhui Zhao <zhaojh329@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Jianhui Zhao 2020-03-10 20:25:51 +08:00 committed by Herbert Xu
parent 0b5e43bc12
commit 2638268fa9
1 changed files with 2 additions and 1 deletions
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3
drivers/crypto/atmel-i2c.c
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@ -176,7 +176,8 @@ static int atmel_i2c_wakeup(struct i2c_client *client)
* device is idle, asleep or during waking up. Don't check for error
* when waking up the device.
*/
i2c_master_send(client, i2c_priv->wake_token, i2c_priv->wake_token_sz);
i2c_transfer_buffer_flags(client, i2c_priv->wake_token,
i2c_priv->wake_token_sz, I2C_M_IGNORE_NAK);
/*
* Wait to wake the device. Typical execution times for ecdh and genkey