[PATCH v5 46/69] accel/system: Introduce hwaccel_enabled() helper

["Philippe Mathieu-Daudé" <philmd@linaro.org>]

hwaccel_enabled() return whether any hardware accelerator
is available.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/system/hw_accel.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/system/hw_accel.h b/include/system/hw_accel.h
index fa9228d5d2d..49556b026e0 100644
--- a/include/system/hw_accel.h
+++ b/include/system/hw_accel.h
@@ -39,4 +39,17 @@ void cpu_synchronize_pre_loadvm(CPUState *cpu);
 void cpu_synchronize_post_reset(CPUState *cpu);
 void cpu_synchronize_post_init(CPUState *cpu);
 
+/**
+ * hwaccel_enabled:
+ *
+ * Returns: %true if a hardware accelerator is enabled, %false otherwise.
+ */
+static inline bool hwaccel_enabled(void)
+{
+    return hvf_enabled()
+        || kvm_enabled()
+        || nvmm_enabled()
+        || whpx_enabled();
+}
+
 #endif /* QEMU_HW_ACCEL_H */
-- 
2.49.0