linux-kernel - [PATCH v4 13/21] platform/chrome: cros_ec_proto: don't show MKBP version if unsupported

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Message-Id: <20220609084957.3684698-14-tzungbi@kernel.org>
Date:   Thu,  9 Jun 2022 08:49:49 +0000
From:   Tzung-Bi Shih <tzungbi@...nel.org>
To:     bleung@...omium.org, groeck@...omium.org
Cc:     chrome-platform@...ts.linux.dev, tzungbi@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 13/21] platform/chrome: cros_ec_proto: don't show MKBP version if unsupported

It wrongly showed the following message when it doesn't support MKBP:
"MKBP support version 4294967295".

Fix it.

Reviewed-by: Guenter Roeck <groeck@...omium.org>
Signed-off-by: Tzung-Bi Shih <tzungbi@...nel.org>
---
No change from v3.

Changes from v2:
- Add R-b tag.

 drivers/platform/chrome/cros_ec_proto.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/platform/chrome/cros_ec_proto.c b/drivers/platform/chrome/cros_ec_proto.c
index 473654f50bca..e6e9b5b59e58 100644
--- a/drivers/platform/chrome/cros_ec_proto.c
+++ b/drivers/platform/chrome/cros_ec_proto.c
@@ -512,13 +512,13 @@ int cros_ec_query_all(struct cros_ec_device *ec_dev)
 	ret = cros_ec_get_host_command_version_mask(ec_dev,
 						    EC_CMD_GET_NEXT_EVENT,
 						    &ver_mask);
-	if (ret < 0 || ver_mask == 0)
+	if (ret < 0 || ver_mask == 0) {
 		ec_dev->mkbp_event_supported = 0;
-	else
+	} else {
 		ec_dev->mkbp_event_supported = fls(ver_mask);
 
-	dev_dbg(ec_dev->dev, "MKBP support version %u\n",
-		ec_dev->mkbp_event_supported - 1);
+		dev_dbg(ec_dev->dev, "MKBP support version %u\n", ec_dev->mkbp_event_supported - 1);
+	}
 
 	/* Probe if host sleep v1 is supported for S0ix failure detection. */
 	ret = cros_ec_get_host_command_version_mask(ec_dev,
-- 
2.36.1.255.ge46751e96f-goog