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authorMatt Roper <matthew.d.roper@intel.com>2014-04-01 15:22:34 -0700
committerRob Clark <robdclark@gmail.com>2014-04-01 20:11:28 -0400
commitaf93629d1524dfff7df215b7de692f4de5ee855f (patch)
tree920f905fd15c581e8af4b8fdd7d3d108f703ebe1 /drivers/gpu/drm/drm_crtc.c
parent2b79dc13dc88c72c89fc9c4e4589bfc1139a441d (diff)
downloadblackbird-op-linux-af93629d1524dfff7df215b7de692f4de5ee855f.tar.gz
blackbird-op-linux-af93629d1524dfff7df215b7de692f4de5ee855f.zip
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>
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
-rw-r--r--drivers/gpu/drm/drm_crtc.c20
1 files changed, 13 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
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