fix for nvdec disabled, cleanup host1x

src/video_core/command_classes/host1x.h

@@ -14,64 +14,23 @@ class Nvdec;
 
 class Host1x {
 public:
-    struct Host1xClassRegisters {
-        u32 incr_syncpt{};
-        u32 incr_syncpt_ctrl{};
-        u32 incr_syncpt_error{};
-        INSERT_PADDING_WORDS(5);
-        u32 wait_syncpt{};
-        u32 wait_syncpt_base{};
-        u32 wait_syncpt_incr{};
-        u32 load_syncpt_base{};
-        u32 incr_syncpt_base{};
-        u32 clear{};
-        u32 wait{};
-        u32 wait_with_interrupt{};
-        u32 delay_use{};
-        u32 tick_count_high{};
-        u32 tick_count_low{};
-        u32 tick_ctrl{};
-        INSERT_PADDING_WORDS(23);
-        u32 ind_ctrl{};
-        u32 ind_off2{};
-        u32 ind_off{};
-        std::array<u32, 31> ind_data{};
-        INSERT_PADDING_WORDS(1);
-        u32 load_syncpoint_payload32{};
-        u32 stall_ctrl{};
-        u32 wait_syncpt32{};
-        u32 wait_syncpt_base32{};
-        u32 load_syncpt_base32{};
-        u32 incr_syncpt_base32{};
-        u32 stall_count_high{};
-        u32 stall_count_low{};
-        u32 xref_ctrl{};
-        u32 channel_xref_high{};
-        u32 channel_xref_low{};
-    };
-    static_assert(sizeof(Host1xClassRegisters) == 0x164, "Host1xClassRegisters is an invalid size");
-
     enum class Method : u32 {
-        WaitSyncpt = offsetof(Host1xClassRegisters, wait_syncpt) / 4,
-        LoadSyncptPayload32 = offsetof(Host1xClassRegisters, load_syncpoint_payload32) / 4,
-        WaitSyncpt32 = offsetof(Host1xClassRegisters, wait_syncpt32) / 4,
+        WaitSyncpt = 0x8,
+        LoadSyncptPayload32 = 0x4e,
+        WaitSyncpt32 = 0x50,
     };
 
     explicit Host1x(GPU& gpu);
     ~Host1x();
 
     /// Writes the method into the state, Invoke Execute() if encountered
-    void ProcessMethod(Method method, const std::vector<u32>& arguments);
+    void ProcessMethod(Method method, u32 argument);
 
 private:
     /// For Host1x, execute is waiting on a syncpoint previously written into the state
     void Execute(u32 data);
 
-    /// Write argument into the provided offset
-    void StateWrite(u32 offset, u32 arguments);
-
     u32 syncpoint_value{};
-    Host1xClassRegisters state{};
     GPU& gpu;
 };