aboutsummaryrefslogtreecommitdiff
path: root/include/drm
diff options
context:
space:
mode:
authorThierry Reding <treding@nvidia.com>2014-01-13 14:33:20 +0100
committerThierry Reding <treding@nvidia.com>2014-01-14 14:35:11 +0100
commit3d887368701ef78fe17fc998fe5a74ac8f7c6d4c (patch)
treeadaa657a33d717c4d2eba5460963b5d1e3c988e9 /include/drm
parentdb5f7a6e78303fd96dc87487d6976145f70ab84a (diff)
downloadlinux-linaro-stable-3d887368701ef78fe17fc998fe5a74ac8f7c6d4c.tar.gz
drm: Move drm_encoder_crtc_ok() to core
Using the new drm_crtc_mask() function, drm_encoder_crtc_ok() can now be written in a significantly shorter way, so it can be moved to a header file and be made static inline. Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_crtc.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 4f2e3e82f014..b3865a0e39f4 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -963,6 +963,19 @@ extern int drm_encoder_init(struct drm_device *dev,
const struct drm_encoder_funcs *funcs,
int encoder_type);
+/**
+ * drm_encoder_crtc_ok - can a given crtc drive a given encoder?
+ * @encoder: encoder to test
+ * @crtc: crtc to test
+ *
+ * Return false if @encoder can't be driven by @crtc, true otherwise.
+ */
+static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder,
+ struct drm_crtc *crtc)
+{
+ return !!(encoder->possible_crtcs & drm_crtc_mask(crtc));
+}
+
extern int drm_plane_init(struct drm_device *dev,
struct drm_plane *plane,
unsigned long possible_crtcs,