From 8bddc750e283b13da19f719be4671ee2c8230b8a Mon Sep 17 00:00:00 2001
From: David Marcec <dmarcecguzman@gmail.com>
Date: Wed, 29 Apr 2020 21:48:58 +1000
Subject: am: IsVrModeEnabled & SetVrModeEnabled fixes

Return the proper state of vr mode for IsVrModeEnabled
We should not return an error for SetVrModeEnabled. When VR Mode is turned on, it signals to lbl to turn vr mode on, not return an error code
---
 src/core/hle/service/am/am.cpp | 21 +++++----------------
 src/core/hle/service/am/am.h   |  1 +
 2 files changed, 6 insertions(+), 16 deletions(-)

(limited to 'src/core')

diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index 5695d2521..1eb990f8b 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -52,11 +52,6 @@ enum class LaunchParameterKind : u32 {
     AccountPreselectedUser = 2,
 };
 
-enum class VrMode : u8 {
-    Disabled = 0,
-    Enabled = 1,
-};
-
 constexpr u32 LAUNCH_PARAMETER_ACCOUNT_PRESELECTED_USER_MAGIC = 0xC79497CA;
 
 struct LaunchParameterAccountPreselectedUser {
@@ -685,27 +680,21 @@ void ICommonStateGetter::GetCurrentFocusState(Kernel::HLERequestContext& ctx) {
 }
 
 void ICommonStateGetter::IsVrModeEnabled(Kernel::HLERequestContext& ctx) {
-    LOG_WARNING(Service_AM, "(STUBBED) called");
+    LOG_DEBUG(Service_AM, "called");
 
     IPC::ResponseBuilder rb{ctx, 3};
     rb.Push(RESULT_SUCCESS);
-    rb.PushEnum(VrMode::Disabled);
+    rb.Push(vr_mode_state);
 }
 
 void ICommonStateGetter::SetVrModeEnabled(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
-    const auto is_vr_mode_enabled = rp.Pop<bool>();
+    vr_mode_state = rp.Pop<bool>();
 
-    LOG_WARNING(Service_AM, "(STUBBED) called. is_vr_mode_enabled={}", is_vr_mode_enabled);
+    LOG_WARNING(Service_AM, "VR Mode is {}", vr_mode_state ? "on" : "off");
 
     IPC::ResponseBuilder rb{ctx, 2};
-    if (!is_vr_mode_enabled) {
-        rb.Push(RESULT_SUCCESS);
-    } else {
-        // TODO: Find better error code for this
-        UNIMPLEMENTED_MSG("is_vr_mode_enabled={}", is_vr_mode_enabled);
-        rb.Push(RESULT_UNKNOWN);
-    }
+    rb.Push(RESULT_SUCCESS);
 }
 
 void ICommonStateGetter::SetLcdBacklighOffEnabled(Kernel::HLERequestContext& ctx) {
diff --git a/src/core/hle/service/am/am.h b/src/core/hle/service/am/am.h
index 53cfce10f..25eb13ce0 100644
--- a/src/core/hle/service/am/am.h
+++ b/src/core/hle/service/am/am.h
@@ -191,6 +191,7 @@ private:
 
     Core::System& system;
     std::shared_ptr<AppletMessageQueue> msg_queue;
+    bool vr_mode_state{};
 };
 
 class IStorageImpl {
-- 
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