diff options
| author | Matt Roper <matthew.d.roper@intel.com> | 2014-04-02 02:22:34 +0400 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2014-04-02 04:11:28 +0400 |
| commit | af93629d1524dfff7df215b7de692f4de5ee855f (patch) | |
| tree | 920f905fd15c581e8af4b8fdd7d3d108f703ebe1 | |
| parent | 2b79dc13dc88c72c89fc9c4e4589bfc1139a441d (diff) | |
| download | linux-af93629d1524dfff7df215b7de692f4de5ee855f.tar.xz | |
drm: Make drm_crtc_check_viewport non-static
This function will be used by the universal plane helpers and may also
be useful for individual drivers.
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Rob Clark <robdclark@gmail.com>
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 20 | ||||
| -rw-r--r-- | include/drm/drm_crtc.h | 4 |
2 files changed, 17 insertions, 7 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 7def92b8acc2..99e6b229bb38 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -2186,14 +2186,19 @@ int drm_mode_set_config_internal(struct drm_mode_set *set) } EXPORT_SYMBOL(drm_mode_set_config_internal); -/* - * Checks that the framebuffer is big enough for the CRTC viewport - * (x, y, hdisplay, vdisplay) +/** + * drm_crtc_check_viewport - Checks that a framebuffer is big enough for the + * CRTC viewport + * @crtc: CRTC that framebuffer will be displayed on + * @x: x panning + * @y: y panning + * @mode: mode that framebuffer will be displayed under + * @fb: framebuffer to check size of */ -static int drm_crtc_check_viewport(const struct drm_crtc *crtc, - int x, int y, - const struct drm_display_mode *mode, - const struct drm_framebuffer *fb) +int drm_crtc_check_viewport(const struct drm_crtc *crtc, + int x, int y, + const struct drm_display_mode *mode, + const struct drm_framebuffer *fb) { int hdisplay, vdisplay; @@ -2224,6 +2229,7 @@ static int drm_crtc_check_viewport(const struct drm_crtc *crtc, return 0; } +EXPORT_SYMBOL(drm_crtc_check_viewport); /** * drm_mode_setcrtc - set CRTC configuration diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 3894f85dcdff..2765a4eea4cc 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -882,6 +882,10 @@ extern int drm_plane_init(struct drm_device *dev, bool priv); extern void drm_plane_cleanup(struct drm_plane *plane); extern void drm_plane_force_disable(struct drm_plane *plane); +extern int drm_crtc_check_viewport(const struct drm_crtc *crtc, + int x, int y, + const struct drm_display_mode *mode, + const struct drm_framebuffer *fb); extern void drm_encoder_cleanup(struct drm_encoder *encoder); |