[02/10] thinkpad-acpi: preserve rfkill state across suspend/resume

Commit Message

Henrique de Moraes Holschuh Dec. 9, 2009, 1:36 a.m. UTC

None

Patch

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 9c6d5a9..1ee734c 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -3866,15 +3866,6 @@  enum {
 
 #define TPACPI_RFK_BLUETOOTH_SW_NAME	"tpacpi_bluetooth_sw"
 
-static void bluetooth_suspend(pm_message_t state)
-{
-	/* Try to make sure radio will resume powered off */
-	if (!acpi_evalf(NULL, NULL, "\\BLTH", "vd",
-		   TP_ACPI_BLTH_PWR_OFF_ON_RESUME))
-		vdbg_printk(TPACPI_DBG_RFKILL,
-			"bluetooth power down on resume request failed\n");
-}
-
 static int bluetooth_get_status(void)
 {
 	int status;
@@ -3908,10 +3899,9 @@  static int bluetooth_set_status(enum tpacpi_rfkill_state state)
 #endif
 
 	/* We make sure to keep TP_ACPI_BLUETOOTH_RESUMECTRL off */
+	status = TP_ACPI_BLUETOOTH_RESUMECTRL;
 	if (state == TPACPI_RFK_RADIO_ON)
-		status = TP_ACPI_BLUETOOTH_RADIOSSW;
-	else
-		status = 0;
+		status |= TP_ACPI_BLUETOOTH_RADIOSSW;
 
 	if (!acpi_evalf(hkey_handle, NULL, "SBDC", "vd", status))
 		return -EIO;
@@ -4050,7 +4040,6 @@  static struct ibm_struct bluetooth_driver_data = {
 	.read = bluetooth_read,
 	.write = bluetooth_write,
 	.exit = bluetooth_exit,
-	.suspend = bluetooth_suspend,
 	.shutdown = bluetooth_shutdown,
 };
 
@@ -4068,15 +4057,6 @@  enum {
 
 #define TPACPI_RFK_WWAN_SW_NAME		"tpacpi_wwan_sw"
 
-static void wan_suspend(pm_message_t state)
-{
-	/* Try to make sure radio will resume powered off */
-	if (!acpi_evalf(NULL, NULL, "\\WGSV", "qvd",
-		   TP_ACPI_WGSV_PWR_OFF_ON_RESUME))
-		vdbg_printk(TPACPI_DBG_RFKILL,
-			"WWAN power down on resume request failed\n");
-}
-
 static int wan_get_status(void)
 {
 	int status;
@@ -4109,11 +4089,10 @@  static int wan_set_status(enum tpacpi_rfkill_state state)
 	}
 #endif
 
-	/* We make sure to keep TP_ACPI_WANCARD_RESUMECTRL off */
+	/* We make sure to set TP_ACPI_WANCARD_RESUMECTRL */
+	status = TP_ACPI_WANCARD_RESUMECTRL;
 	if (state == TPACPI_RFK_RADIO_ON)
-		status = TP_ACPI_WANCARD_RADIOSSW;
-	else
-		status = 0;
+		status |= TP_ACPI_WANCARD_RADIOSSW;
 
 	if (!acpi_evalf(hkey_handle, NULL, "SWAN", "vd", status))
 		return -EIO;
@@ -4251,7 +4230,6 @@  static struct ibm_struct wan_driver_data = {
 	.read = wan_read,
 	.write = wan_write,
 	.exit = wan_exit,
-	.suspend = wan_suspend,
 	.shutdown = wan_shutdown,
 };