[Skiboot] [PATCH 2/4] tpm_i2c_interface: set timeout before each request

[Claudio Carvalho]

Tested-by: Claudio Carvalho <cclaudio at linux.vnet.ibm.com>

On 11/23/2016 03:46 AM, Stewart Smith wrote:
> The i2c code manipulates req->timeout, so it has to be reset before
> re-sending.
> 
> Signed-off-by: Stewart Smith <stewart at linux.vnet.ibm.com>
> ---
>  libstb/drivers/tpm_i2c_interface.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/libstb/drivers/tpm_i2c_interface.c b/libstb/drivers/tpm_i2c_interface.c
> index 4d136fd..89f5ba6 100644
> --- a/libstb/drivers/tpm_i2c_interface.c
> +++ b/libstb/drivers/tpm_i2c_interface.c
> @@ -99,11 +99,11 @@ int tpm_i2c_request_send(int tpm_bus_id, int tpm_dev_addr, int read_write,
>  	 * since the I2C master's timeout is too short (1ms per byte).
>  	 */
>  	timeout = (buflen + offset_bytes + 2) * I2C_BYTE_TIMEOUT_MS;
> -	i2c_set_req_timeout(req, timeout);
>  
>  	for (retries = 0; retries <= TPM_MAX_NACK_RETRIES; retries++) {
>  		rc = 1;
>  		waited = 0;
> +		i2c_set_req_timeout(req, timeout);
>  		i2c_queue_req(req);
>  
>  		do {
>