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platform/x86: hp-bioscfg: Use wmi_instance_count()

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The WMI core already knows the instance count of a WMI guid.
Use this information instead of querying all possible instances
which is slow and might be unreliable.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20250216193251.866125-5-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
This commit is contained in:
Armin Wolf
2025-02-16 20:32:47 +01:00
committed by Ilpo Järvinen
parent 126a53a94a
commit 0fcc3162e3
1 changed files with 5 additions and 8 deletions
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drivers/platform/x86/hp/hp-bioscfg/bioscfg.c
+5 -8
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@@ -388,16 +388,13 @@ union acpi_object *hp_get_wmiobj_pointer(int instance_id, const char *guid_strin
*/
int hp_get_instance_count(const char *guid_string)
{
union acpi_object *wmi_obj = NULL;
int i = 0;
int ret;
do {
kfree(wmi_obj);
wmi_obj = hp_get_wmiobj_pointer(i, guid_string);
i++;
} while (wmi_obj);
ret = wmi_instance_count(guid_string);
if (ret < 0)
return 0;
return i - 1;
return ret;
}
/**