AST_DEFAULT_HWC_NUM  905 drivers/gpu/drm/ast/ast_mode.c 	size = (AST_HWC_SIZE + AST_HWC_SIGNATURE_SIZE) * AST_DEFAULT_HWC_NUM;
AST_DEFAULT_HWC_NUM 1232 drivers/gpu/drm/ast/ast_mode.c 	ast->next_cursor = (ast->next_cursor + 1) % AST_DEFAULT_HWC_NUM;