[PATCH 5.10 101/199] platform/x86: hp-wmi: Dont log a warning on HPWMI_RET_UNKNOWN_COMMAND errors

From: Greg Kroah-Hartman
Date: Tue Jan 26 2021 - 04:42:59 EST


From: Hans de Goede <hdegoede@xxxxxxxxxx>

[ Upstream commit d35c9a029a73e84d84337403d20b060494890570 ]

The recently added thermal policy support makes a
hp_wmi_perform_query(0x4c, ...) call on older devices which do not
support thermal policies this causes the following warning to be
logged (seen on a HP Stream x360 Convertible PC 11):

[ 26.805305] hp_wmi: query 0x4c returned error 0x3

Error 0x3 is HPWMI_RET_UNKNOWN_COMMAND error. This commit silences
the warning for unknown-command errors, silencing the new warning.

Cc: Elia Devito <eliadevito@xxxxxxxxx>
Fixes: 81c93798ef3e ("platform/x86: hp-wmi: add support for thermal policy")
Link: https://lore.kernel.org/r/20210114232744.154886-1-hdegoede@xxxxxxxxxx
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/platform/x86/hp-wmi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index ecd477964d117..18bf8aeb5f870 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -247,7 +247,8 @@ static int hp_wmi_perform_query(int query, enum hp_wmi_command command,
ret = bios_return->return_code;

if (ret) {
- if (ret != HPWMI_RET_UNKNOWN_CMDTYPE)
+ if (ret != HPWMI_RET_UNKNOWN_COMMAND &&
+ ret != HPWMI_RET_UNKNOWN_CMDTYPE)
pr_warn("query 0x%x returned error 0x%x\n", query, ret);
goto out_free;
}
--
2.27.0