Revert "Revert "Add MIPS64r6 support for libpixelflinger""

This reverts commit 7fd121788a892a0dfd4a9594304cad85fe366349.

Change-Id: Ic1204a8407c235b07c643764d5f2800631fecd72
diff --git a/libpixelflinger/include/private/pixelflinger/ggl_context.h b/libpixelflinger/include/private/pixelflinger/ggl_context.h
index a18b2f7..d45dabc 100644
--- a/libpixelflinger/include/private/pixelflinger/ggl_context.h
+++ b/libpixelflinger/include/private/pixelflinger/ggl_context.h
@@ -42,7 +42,7 @@
 #else
 
 inline uint32_t GGL_RGBA_TO_HOST(uint32_t v) {
-#if defined(__mips__) && __mips==32 && __mips_isa_rev>=2
+#if defined(__mips__) && __mips_isa_rev>=2
     uint32_t r;
     __asm__("wsbh %0, %1;"
         "rotr %0, %0, 16"
@@ -55,7 +55,7 @@
 #endif
 }
 inline uint32_t GGL_HOST_TO_RGBA(uint32_t v) {
-#if defined(__mips__) && __mips==32 && __mips_isa_rev>=2
+#if defined(__mips__) && __mips_isa_rev>=2
     uint32_t r;
     __asm__("wsbh %0, %1;"
         "rotr %0, %0, 16"