Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-26 06:02:05 +00:00
Code Issues Packages Projects Releases Wiki Activity

hwmon: (dell-smm) Improve warning messages

Browse Source 
When dell-smm-hwmon is loaded on a machine with a buggy BIOS
with the option "force" being enabled, it wrongly prints
that the buggy features where disabled. This may cause
users to wrongly assume that the driver still protects them
from these BIOS bugs even with "force" being enabled.

Replace the messages with two messages each which are depending
on the value of the "force" parameter. The messages which are
being printed when "force" is not set use dev_notice() instead
of dev_warn() since they only serve as a notice.

Tested on a Dell Inspiron 3505.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20220822174053.8750-3-W_Armin@gmx.de
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Armin Wolf 2022-08-22 19:40:53 +02:00 committed by Guenter Roeck
parent b7b568c252
commit 6ebab74e09
1 changed files with 10 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/hwmon/dell-smm-hwmon.c
View File

@ -1355,15 +1355,21 @@ static int __init dell_smm_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, data);
if (dmi_check_system(i8k_blacklist_fan_support_dmi_table)) {
dev_warn(&pdev->dev, "broken Dell BIOS detected, disallow fan support\n");
if (!force)
if (!force) {
dev_notice(&pdev->dev, "Disabling fan support due to BIOS bugs\n");
data->disallow_fan_support = true;
} else {
dev_warn(&pdev->dev, "Enabling fan support despite BIOS bugs\n");
}
}
if (dmi_check_system(i8k_blacklist_fan_type_dmi_table)) {
dev_warn(&pdev->dev, "broken Dell BIOS detected, disallow fan type call\n");
if (!force)
if (!force) {
dev_notice(&pdev->dev, "Disabling fan type call due to BIOS bugs\n");
data->disallow_fan_type_call = true;
} else {
dev_warn(&pdev->dev, "Enabling fan type call despite BIOS bugs\n");
}
}
strscpy(data->bios_version, i8k_get_dmi_data(DMI_BIOS_VERSION),