diff options
Diffstat (limited to 'drivers/misc/cros_ec.c')
| -rw-r--r-- | drivers/misc/cros_ec.c | 12 | 
1 files changed, 12 insertions, 0 deletions
| diff --git a/drivers/misc/cros_ec.c b/drivers/misc/cros_ec.c index a7716b87f..5682d39ec 100644 --- a/drivers/misc/cros_ec.c +++ b/drivers/misc/cros_ec.c @@ -218,6 +218,11 @@ static int send_command_proto3(struct cros_ec_dev *dev,  		return in_bytes;  	switch (dev->interface) { +#ifdef CONFIG_CROS_EC_SPI +	case CROS_EC_IF_SPI: +		rv = cros_ec_spi_packet(dev, out_bytes, in_bytes); +		break; +#endif  	case CROS_EC_IF_NONE:  	/* TODO: support protocol 3 for LPC, I2C; for now fall through */  	default: @@ -665,6 +670,13 @@ static int cros_ec_check_version(struct cros_ec_dev *dev)  	 * So for now, just read all the data anyway.  	 */ +	/* Try sending a version 3 packet */ +	dev->protocol_version = 3; +	if (ec_command_inptr(dev, EC_CMD_HELLO, 0, &req, sizeof(req), +			     (uint8_t **)&resp, sizeof(*resp)) > 0) { +		return 0; +	} +  	/* Try sending a version 2 packet */  	dev->protocol_version = 2;  	if (ec_command_inptr(dev, EC_CMD_HELLO, 0, &req, sizeof(req), |