[PATCH v2 22/22] watchdog: ziirave_wdt: Update checked I2C functionality mask

[Andrey Smirnov]

Update checked I2C functionality mask to reflect all of the SMBus
primitives used by this driver.

Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
Cc: Chris Healy <cphealy@xxxxxxxxx>
Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: Rick Ramstetter <rick@xxxxxxxxxxxxxxx>
Cc: linux-watchdog@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
 drivers/watchdog/ziirave_wdt.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/watchdog/ziirave_wdt.c b/drivers/watchdog/ziirave_wdt.c
index 48278034cda6..4a363a8b2d20 100644
--- a/drivers/watchdog/ziirave_wdt.c
+++ b/drivers/watchdog/ziirave_wdt.c
@@ -602,7 +602,10 @@ static int ziirave_wdt_probe(struct i2c_client *client,
 	struct ziirave_wdt_data *w_priv;
 	int val;
 
-	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+	if (!i2c_check_functionality(client->adapter,
+				     I2C_FUNC_SMBUS_BYTE |
+				     I2C_FUNC_SMBUS_BYTE_DATA |
+				     I2C_FUNC_SMBUS_WRITE_BLOCK_DATA))
 		return -ENODEV;
 
 	w_priv = devm_kzalloc(&client->dev, sizeof(*w_priv), GFP_KERNEL);
-- 
2.21.0