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Commit 406e988b authored by Henrique de Moraes Holschuh's avatar Henrique de Moraes Holschuh Committed by Len Brown
Browse files

thinkpad-acpi: silence hotkey enable warning for module parameter 



Avoid the WARN() when the procfs handler for hotkey enable is used by
a module parameter.  Instead, urge the user to stop doing that.

Reported-by: default avatarNiel Lambrechts <niel.lambrechts@gmail.com>
Signed-off-by: default avatarHenrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 0882e8dd

drivers/platform/x86/thinkpad_acpi.c

+12 −6
Original line number Diff line number Diff line
@@ -2946,12 +2946,18 @@ static int hotkey_read(char *p) 
	return len;

}



static void hotkey_enabledisable_warn(void)

static void hotkey_enabledisable_warn(bool enable)

{

	tpacpi_log_usertask("procfs hotkey enable/disable");

	WARN(1, TPACPI_WARN

	if (!WARN((tpacpi_lifecycle == TPACPI_LIFE_RUNNING || !enable),

			TPACPI_WARN

			"hotkey enable/disable functionality has been "

	     "removed from the driver. Hotkeys are always enabled.\n");

			"removed from the driver.  Hotkeys are always "

			"enabled\n"))

		printk(TPACPI_ERR

			"Please remove the hotkey=enable module "

			"parameter, it is deprecated.  Hotkeys are always "

			"enabled\n");

}



static int hotkey_write(char *buf)
@@ -2971,9 +2977,9 @@ static int hotkey_write(char *buf) 
	res = 0;

	while ((cmd = next_cmd(&buf))) {

		if (strlencmp(cmd, "enable") == 0) {

			hotkey_enabledisable_warn();

			hotkey_enabledisable_warn(1);

		} else if (strlencmp(cmd, "disable") == 0) {

			hotkey_enabledisable_warn();

			hotkey_enabledisable_warn(0);

			res = -EPERM;

		} else if (strlencmp(cmd, "reset") == 0) {

			mask = hotkey_orig_mask;