diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2011-01-26 10:49:47 +0100 |
---|---|---|
committer | Dave Airlie <airlied@redhat.com> | 2011-02-23 02:13:11 +0100 |
commit | b1f559ecdc6026ef783ccadc62a61e7da906fcb4 (patch) | |
tree | 0191b560a045c6490c326ef0c027797ba9886ffa /drivers/gpu/drm/drm_modes.c | |
parent | drm/radeon: overhaul texture checking. (v3) (diff) | |
download | linux-b1f559ecdc6026ef783ccadc62a61e7da906fcb4.tar.xz linux-b1f559ecdc6026ef783ccadc62a61e7da906fcb4.zip |
drm: Mark constant arrays of drm_display_mode const
... and fixup some methods to accept the constant argument.
Now that constant module arrays are loaded into read-only memory, using
const appropriately has some benefits beyond warning the programmer
about likely mistakes.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_modes.c')
-rw-r--r-- | drivers/gpu/drm/drm_modes.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 58e65f92c232..25bf87390f53 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -593,7 +593,7 @@ EXPORT_SYMBOL(drm_mode_height); * * Return @modes's hsync rate in kHz, rounded to the nearest int. */ -int drm_mode_hsync(struct drm_display_mode *mode) +int drm_mode_hsync(const struct drm_display_mode *mode) { unsigned int calc_val; @@ -627,7 +627,7 @@ EXPORT_SYMBOL(drm_mode_hsync); * If it is 70.288, it will return 70Hz. * If it is 59.6, it will return 60Hz. */ -int drm_mode_vrefresh(struct drm_display_mode *mode) +int drm_mode_vrefresh(const struct drm_display_mode *mode) { int refresh = 0; unsigned int calc_val; @@ -725,7 +725,7 @@ EXPORT_SYMBOL(drm_mode_set_crtcinfo); * a pointer to it. Used to create new instances of established modes. */ struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { struct drm_display_mode *nmode; int new_id; |