Unverified Commit 586d7e4b authored by Lyndon Sanche's avatar Lyndon Sanche Committed by Ilpo Järvinen
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platform/x86: dell-smbios: Add helper for checking supported class 



Add helper that returns true if smbios command class is supported.

Signed-off-by: default avatarLyndon Sanche <lsanche@lyndeno.ca>
Link: https://lore.kernel.org/r/20240529174843.13226-2-lsanche@lyndeno.ca


Reviewed-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
parent 46de5130

drivers/platform/x86/dell/dell-smbios-base.c

+9 −0
Original line number Diff line number Diff line
@@ -350,6 +350,15 @@ void dell_laptop_call_notifier(unsigned long action, void *data) 
}

EXPORT_SYMBOL_GPL(dell_laptop_call_notifier);



bool dell_smbios_class_is_supported(u16 class)

{

	/* Classes over 30 always unsupported */

	if (class > 30)

		return false;

	return da_supported_commands & (1 << class);

}

EXPORT_SYMBOL_GPL(dell_smbios_class_is_supported);



static void __init parse_da_table(const struct dmi_header *dm)

{

	/* Final token is a terminator, so we don't want to copy it */

drivers/platform/x86/dell/dell-smbios.h

+1 −0
Original line number Diff line number Diff line
@@ -73,6 +73,7 @@ enum dell_laptop_notifier_actions { 
int dell_laptop_register_notifier(struct notifier_block *nb);

int dell_laptop_unregister_notifier(struct notifier_block *nb);

void dell_laptop_call_notifier(unsigned long action, void *data);

bool dell_smbios_class_is_supported(u16 class);



/* for the supported backends */

#ifdef CONFIG_DELL_SMBIOS_WMI