Simple va_args equivalent to the existing drm_printf() for use with the
drm_printer.
v2: Fixup kerneldoc to match final parameter names.
v3: Turn it into a kerneldoc comment
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Rob Clark <robdclark@gmail.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Dave Airlie <airlied@redhat.com>
Acked-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171123084051.30203-1-chris@chris-wilson.co.uk
*/
void drm_printf(struct drm_printer *p, const char *f, ...)
{
- struct va_format vaf;
va_list args;
va_start(args, f);
- vaf.fmt = f;
- vaf.va = &args;
- p->printfn(p, &vaf);
+ drm_vprintf(p, f, &args);
va_end(args);
}
EXPORT_SYMBOL(drm_printf);
__printf(2, 3)
void drm_printf(struct drm_printer *p, const char *f, ...);
+/**
+ * drm_vprintf - print to a &drm_printer stream
+ * @p: the &drm_printer
+ * @fmt: format string
+ * @va: the va_list
+ */
+__printf(2, 0)
+static inline void
+drm_vprintf(struct drm_printer *p, const char *fmt, va_list *va)
+{
+ struct va_format vaf = { .fmt = fmt, .va = va };
+
+ p->printfn(p, &vaf);
+}
+
/**
* drm_printf_indent - Print to a &drm_printer stream with indentation
* @printer: DRM printer