From: Ville Syrjälä Date: Thu, 25 Oct 2012 18:05:05 +0000 (+0000) Subject: drm: Constify some function arguments X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0b3904ab2a48488e23332ac1ecd2d45961ec6718;p=linux-beck.git drm: Constify some function arguments 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 const. Signed-off-by: Ville Syrjälä Signed-off-by: Dave Airlie --- diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 59450f39bf96..d8da30e90db5 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); * RETURNS: * @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); * RETURNS: * @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); * RETURNS: * 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 3fa18b7e9497..49dd8c2eea7d 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,