[POWERPC] PS3: Sys-manager Wake-on-LAN support
Add Wake-on-LAN support to the PS3 system-manager. Other OS WOL
support was introduced in PS3 system firmware 2.20.
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/drivers/ps3/ps3-sys-manager.c b/drivers/ps3/ps3-sys-manager.c
index 1260b01..7605453 100644
--- a/drivers/ps3/ps3-sys-manager.c
+++ b/drivers/ps3/ps3-sys-manager.c
@@ -188,6 +188,7 @@
* 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.
@@ -201,10 +202,19 @@
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
@@ -619,7 +629,7 @@
ps3_vuart_cancel_async(dev);
ps3_sys_manager_send_next_op(dev, PS3_SM_NEXT_OP_SYS_SHUTDOWN,
- PS3_SM_WAKE_DEFAULT);
+ user_wake_sources);
ps3_sys_manager_fin(dev);
}
@@ -652,12 +662,44 @@
ps3_sys_manager_send_attr(dev, 0);
ps3_sys_manager_send_next_op(dev, PS3_SM_NEXT_OP_SYS_REBOOT,
- PS3_SM_WAKE_DEFAULT);
+ user_wake_sources);
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);
+
+ 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.
*
* Signaled when PS3_SM_RX_MSG_LEN_MIN bytes arrive at the vuart port.
diff --git a/include/asm-powerpc/ps3.h b/include/asm-powerpc/ps3.h
index d01c701..9e8ed68 100644
--- a/include/asm-powerpc/ps3.h
+++ b/include/asm-powerpc/ps3.h
@@ -437,6 +437,8 @@
void __noreturn ps3_sys_manager_power_off(void);
void __noreturn ps3_sys_manager_restart(void);
void __noreturn ps3_sys_manager_halt(void);
+int ps3_sys_manager_get_wol(void);
+void ps3_sys_manager_set_wol(int state);
struct ps3_prealloc {
const char *name;