drm: Add "prefix" parameter to drm_rect_debug_print()
Allow the caller to specify a "prefix" string to drm_rect_debug_print()
to make it easier to see which drm_rect is being printed.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/drm_rect.c b/drivers/gpu/drm/drm_rect.c
index 531ac4c..a8e2c86 100644
--- a/drivers/gpu/drm/drm_rect.c
+++ b/drivers/gpu/drm/drm_rect.c
@@ -275,22 +275,23 @@
/**
* drm_rect_debug_print - print the rectangle information
+ * @prefix: prefix string
* @r: rectangle to print
* @fixed_point: rectangle is in 16.16 fixed point format
*/
-void drm_rect_debug_print(const struct drm_rect *r, bool fixed_point)
+void drm_rect_debug_print(const char *prefix, const struct drm_rect *r, bool fixed_point)
{
int w = drm_rect_width(r);
int h = drm_rect_height(r);
if (fixed_point)
- DRM_DEBUG_KMS("%d.%06ux%d.%06u%+d.%06u%+d.%06u\n",
+ DRM_DEBUG_KMS("%s%d.%06ux%d.%06u%+d.%06u%+d.%06u\n", prefix,
w >> 16, ((w & 0xffff) * 15625) >> 10,
h >> 16, ((h & 0xffff) * 15625) >> 10,
r->x1 >> 16, ((r->x1 & 0xffff) * 15625) >> 10,
r->y1 >> 16, ((r->y1 & 0xffff) * 15625) >> 10);
else
- DRM_DEBUG_KMS("%dx%d%+d%+d\n", w, h, r->x1, r->y1);
+ DRM_DEBUG_KMS("%s%dx%d%+d%+d\n", prefix, w, h, r->x1, r->y1);
}
EXPORT_SYMBOL(drm_rect_debug_print);
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 56dc132..c3b7359 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -832,8 +832,8 @@
hscale = drm_rect_calc_hscale(src, dst, min_scale, max_scale);
if (hscale < 0) {
DRM_DEBUG_KMS("Horizontal scaling factor out of limits\n");
- drm_rect_debug_print(src, true);
- drm_rect_debug_print(dst, false);
+ drm_rect_debug_print("src: ", src, true);
+ drm_rect_debug_print("dst: ", dst, false);
return hscale;
}
@@ -841,8 +841,8 @@
vscale = drm_rect_calc_vscale(src, dst, min_scale, max_scale);
if (vscale < 0) {
DRM_DEBUG_KMS("Vertical scaling factor out of limits\n");
- drm_rect_debug_print(src, true);
- drm_rect_debug_print(dst, false);
+ drm_rect_debug_print("src: ", src, true);
+ drm_rect_debug_print("dst: ", dst, false);
return vscale;
}
diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h
index 26bb55e..83bb156 100644
--- a/include/drm/drm_rect.h
+++ b/include/drm/drm_rect.h
@@ -162,7 +162,8 @@
int drm_rect_calc_vscale_relaxed(struct drm_rect *src,
struct drm_rect *dst,
int min_vscale, int max_vscale);
-void drm_rect_debug_print(const struct drm_rect *r, bool fixed_point);
+void drm_rect_debug_print(const char *prefix,
+ const struct drm_rect *r, bool fixed_point);
void drm_rect_rotate(struct drm_rect *r,
int width, int height,
unsigned int rotation);