PHSync            167 drivers/gpu/drm/ast/ast_mode.c 			      (loop->flags & PHSync))  ||
PHSync             46 drivers/gpu/drm/ast/ast_tables.h #define SyncPP			(PVSync | PHSync)
PHSync             48 drivers/gpu/drm/ast/ast_tables.h #define SyncNP			(NVSync | PHSync)