refactor(cm): move EL3 registers to global context

Currently, EL3 context registers are duplicated per-world per-cpu.
Some registers have the same value across all CPUs, so this patch
moves these registers out into a per-world context to reduce
memory usage.

Change-Id: I91294e3d5f4af21a58c23599af2bdbd2a747c54a
Signed-off-by: Elizabeth Ho <elizabeth.ho@arm.com>
Signed-off-by: Jayanth Dodderi Chidanand <jayanthdodderi.chidanand@arm.com>
diff --git a/include/lib/extensions/sve.h b/include/lib/extensions/sve.h
index fc76a16..947c905 100644
--- a/include/lib/extensions/sve.h
+++ b/include/lib/extensions/sve.h
@@ -10,17 +10,17 @@
 #include <context.h>
 
 #if (ENABLE_SME_FOR_NS || ENABLE_SVE_FOR_NS)
-void sve_enable(cpu_context_t *context);
 void sve_init_el2_unused(void);
-void sve_disable(cpu_context_t *context);
+void sve_enable_per_world(per_world_context_t *per_world_ctx);
+void sve_disable_per_world(per_world_context_t *per_world_ctx);
 #else
-static inline void sve_enable(cpu_context_t *context)
+static inline void sve_init_el2_unused(void)
 {
 }
-static inline void sve_init_el2_unused(void)
+static inline void sve_enable_per_world(per_world_context_t *per_world_ctx)
 {
 }
-static inline void sve_disable(cpu_context_t *context)
+static inline void sve_disable_per_world(per_world_context_t *per_world_ctx)
 {
 }
 #endif /* ( ENABLE_SME_FOR_NS | ENABLE_SVE_FOR_NS ) */