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[02/51] drm: Constify some function arguments

Message ID 1351188354-24233-3-git-send-email-ville.syrjala@linux.intel.com (mailing list archive)
State Accepted
Headers show

Commit Message

Ville Syrjälä Oct. 25, 2012, 6:05 p.m. UTC
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

None of drm_mode_debug_printmodeline(), drm_mode_equal(), drm_mode_width()
or drm_mode_height() change the mode passed in, so make the arguments

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
 drivers/gpu/drm/drm_modes.c |    8 ++++----
 include/drm/drm_crtc.h      |    8 ++++----
 2 files changed, 8 insertions(+), 8 deletions(-)
diff mbox


diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index 59450f3..d8da30e 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -46,7 +46,7 @@ 
  * Describe @mode using DRM_DEBUG.
-void drm_mode_debug_printmodeline(struct drm_display_mode *mode)
+void drm_mode_debug_printmodeline(const struct drm_display_mode *mode)
 	DRM_DEBUG_KMS("Modeline %d:\"%s\" %d %d %d %d %d %d %d %d %d %d "
 			"0x%x 0x%x\n",
@@ -558,7 +558,7 @@  EXPORT_SYMBOL(drm_mode_list_concat);
  * @mode->hdisplay
-int drm_mode_width(struct drm_display_mode *mode)
+int drm_mode_width(const struct drm_display_mode *mode)
 	return mode->hdisplay;
@@ -579,7 +579,7 @@  EXPORT_SYMBOL(drm_mode_width);
  * @mode->vdisplay
-int drm_mode_height(struct drm_display_mode *mode)
+int drm_mode_height(const struct drm_display_mode *mode)
 	return mode->vdisplay;
@@ -768,7 +768,7 @@  EXPORT_SYMBOL(drm_mode_duplicate);
  * True if the modes are equal, false otherwise.
-bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2)
+bool drm_mode_equal(const struct drm_display_mode *mode1, const struct drm_display_mode *mode2)
 	/* do clock check convert to PICOS so fb modes get matched
 	 * the same */
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 3fa18b7..49dd8c2 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -887,14 +887,14 @@  extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_
 extern void drm_mode_copy(struct drm_display_mode *dst, const struct drm_display_mode *src);
 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev,
 						   const struct drm_display_mode *mode);
-extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode);
+extern void drm_mode_debug_printmodeline(const struct drm_display_mode *mode);
 extern void drm_mode_config_init(struct drm_device *dev);
 extern void drm_mode_config_reset(struct drm_device *dev);
 extern void drm_mode_config_cleanup(struct drm_device *dev);
 extern void drm_mode_set_name(struct drm_display_mode *mode);
-extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2);
-extern int drm_mode_width(struct drm_display_mode *mode);
-extern int drm_mode_height(struct drm_display_mode *mode);
+extern bool drm_mode_equal(const struct drm_display_mode *mode1, const struct drm_display_mode *mode2);
+extern int drm_mode_width(const struct drm_display_mode *mode);
+extern int drm_mode_height(const struct drm_display_mode *mode);
 /* for us by fb module */
 extern int drm_mode_attachmode_crtc(struct drm_device *dev,