Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (202 commits)
  [POWERPC] Fix compile breakage for 64-bit UP configs
  [POWERPC] Define copy_siginfo_from_user32
  [POWERPC] Add compat handler for PTRACE_GETSIGINFO
  [POWERPC] i2c: Fix build breakage introduced by OF helpers
  [POWERPC] Optimize fls64() on 64-bit processors
  [POWERPC] irqtrace support for 64-bit powerpc
  [POWERPC] Stacktrace support for lockdep
  [POWERPC] Move stackframe definitions to common header
  [POWERPC] Fix device-tree locking vs. interrupts
  [POWERPC] Make pci_bus_to_host()'s struct pci_bus * argument const
  [POWERPC] Remove unused __max_memory variable
  [POWERPC] Simplify xics direct/lpar irq_host setup
  [POWERPC] Use pseries_setup_i8259_cascade() in pseries_mpic_init_IRQ()
  [POWERPC] Turn xics_setup_8259_cascade() into a generic pseries_setup_i8259_cascade()
  [POWERPC] Move xics_setup_8259_cascade() into platforms/pseries/setup.c
  [POWERPC] Use asm-generic/bitops/find.h in bitops.h
  [POWERPC] 83xx: mpc8315 - fix USB UTMI Host setup
  [POWERPC] 85xx: Fix the size of qe muram for MPC8568E
  [POWERPC] 86xx: mpc86xx_hpcn - Temporarily accept old dts node identifier.
  [POWERPC] 86xx: mark functions static, other minor cleanups
  ...

1 files changed, 63 insertions, 11 deletions

diff --git a/drivers/ps3/ps3-sys-manager.c b/drivers/ps3/ps3-sys-manager.c
index d4f6f960dd18..7605453b74fd 100644
--- a/drivers/ps3/ps3-sys-manager.c
+++ b/drivers/ps3/ps3-sys-manager.c
@@ -24,6 +24,7 @@
 #include <linux/reboot.h>
 
 #include <asm/firmware.h>
+#include <asm/lv1call.h>
 #include <asm/ps3.h>
 
 #include "vuart.h"
@@ -187,6 +188,7 @@ enum ps3_sys_manager_next_op {
  * controller, and bluetooth controller.
  * @PS3_SM_WAKE_RTC:
  * @PS3_SM_WAKE_RTC_ERROR:
+ * @PS3_SM_WAKE_W_O_L: Ether or wireless LAN.
  * @PS3_SM_WAKE_P_O_R: Power on reset.
  *
  * Additional wakeup sources when specifying PS3_SM_NEXT_OP_SYS_SHUTDOWN.
@@ -200,10 +202,19 @@ enum ps3_sys_manager_wake_source {
 	PS3_SM_WAKE_DEFAULT   = 0,
 	PS3_SM_WAKE_RTC       = 0x00000040,
 	PS3_SM_WAKE_RTC_ERROR = 0x00000080,
+	PS3_SM_WAKE_W_O_L     = 0x00000400,
 	PS3_SM_WAKE_P_O_R     = 0x80000000,
 };
 
 /**
+ * user_wake_sources - User specified wakeup sources.
+ *
+ * Logical OR of enum ps3_sys_manager_wake_source types.
+ */
+
+static u32 user_wake_sources = PS3_SM_WAKE_DEFAULT;
+
+/**
  * enum ps3_sys_manager_cmd - Command from system manager to guest.
  *
  * The guest completes the actions needed, then acks or naks the command via
@@ -581,6 +592,23 @@ fail_id:
 	return -EIO;
 }
 
+static void ps3_sys_manager_fin(struct ps3_system_bus_device *dev)
+{
+	ps3_sys_manager_send_request_shutdown(dev);
+
+	pr_emerg("System Halted, OK to turn off power\n");
+
+	while (ps3_sys_manager_handle_msg(dev)) {
+		/* pause until next DEC interrupt */
+		lv1_pause(0);
+	}
+
+	while (1) {
+		/* pause, ignoring DEC interrupt */
+		lv1_pause(1);
+	}
+}
+
 /**
  * ps3_sys_manager_final_power_off - The final platform machine_power_off routine.
  *
@@ -601,13 +629,9 @@ static void ps3_sys_manager_final_power_off(struct ps3_system_bus_device *dev)
 	ps3_vuart_cancel_async(dev);
 
 	ps3_sys_manager_send_next_op(dev, PS3_SM_NEXT_OP_SYS_SHUTDOWN,
-		PS3_SM_WAKE_DEFAULT);
-	ps3_sys_manager_send_request_shutdown(dev);
-
-	pr_emerg("System Halted, OK to turn off power\n");
+		user_wake_sources);
 
-	while (1)
-		ps3_sys_manager_handle_msg(dev);
+	ps3_sys_manager_fin(dev);
 }
 
 /**
@@ -638,14 +662,42 @@ static void ps3_sys_manager_final_restart(struct ps3_system_bus_device *dev)
 
 	ps3_sys_manager_send_attr(dev, 0);
 	ps3_sys_manager_send_next_op(dev, PS3_SM_NEXT_OP_SYS_REBOOT,
-		PS3_SM_WAKE_DEFAULT);
-	ps3_sys_manager_send_request_shutdown(dev);
+		user_wake_sources);
 
-	pr_emerg("System Halted, OK to turn off power\n");
+	ps3_sys_manager_fin(dev);
+}
+
+/**
+ * ps3_sys_manager_get_wol - Get wake-on-lan setting.
+ */
+
+int ps3_sys_manager_get_wol(void)
+{
+	pr_debug("%s:%d\n", __func__, __LINE__);
+
+	return (user_wake_sources & PS3_SM_WAKE_W_O_L) != 0;
+}
+EXPORT_SYMBOL_GPL(ps3_sys_manager_get_wol);
+
+/**
+ * ps3_sys_manager_set_wol - Set wake-on-lan setting.
+ */
+
+void ps3_sys_manager_set_wol(int state)
+{
+	static DEFINE_MUTEX(mutex);
+
+	mutex_lock(&mutex);
+
+	pr_debug("%s:%d: %d\n", __func__, __LINE__, state);
 
-	while (1)
-		ps3_sys_manager_handle_msg(dev);
+	if (state)
+		user_wake_sources |= PS3_SM_WAKE_W_O_L;
+	else
+		user_wake_sources &= ~PS3_SM_WAKE_W_O_L;
+	mutex_unlock(&mutex);
 }
+EXPORT_SYMBOL_GPL(ps3_sys_manager_set_wol);
 
 /**
  * ps3_sys_manager_work - Asynchronous read handler.