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authorMattias Andrée <maandree@kth.se>2021-03-05 18:23:13 +0100
committerMattias Andrée <maandree@kth.se>2021-03-05 18:33:49 +0100
commitf52513b09580c1533e6c48a4162d3d5f61f3b081 (patch)
tree141d0974a777f4ec5b51daed9879a2cb0d781505 /libgamma_dummy_crtc_restore.c
parentSplit source files, merge public header files, eliminite use gpp, rewrite makefile (diff)
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misc
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'libgamma_dummy_crtc_restore.c')
-rw-r--r--libgamma_dummy_crtc_restore.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/libgamma_dummy_crtc_restore.c b/libgamma_dummy_crtc_restore.c
new file mode 100644
index 0000000..10a5b56
--- /dev/null
+++ b/libgamma_dummy_crtc_restore.c
@@ -0,0 +1,20 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+/**
+ * Restore the gamma ramps for a CRTC to the system settings for that CRTC
+ *
+ * @param this The CRTC state
+ * @return Zero on success, otherwise (negative) the value of an
+ * error identifier provided by this library
+ */
+int
+libgamma_dummy_crtc_restore(libgamma_crtc_state_t *restrict this)
+{
+ if (!libgamma_dummy_internal_configurations.capabilities.crtc_restore) {
+ errno = ENOTSUP;
+ return LIBGAMMA_ERRNO_SET;
+ }
+ return libgamma_dummy_internal_crtc_restore_forced(this->data);
+}