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-rw-r--r--include/drm/drm_mipi_dbi.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/drm/drm_mipi_dbi.h b/include/drm/drm_mipi_dbi.h
index 14eaecb1825c..8c4ea7956d61 100644
--- a/include/drm/drm_mipi_dbi.h
+++ b/include/drm/drm_mipi_dbi.h
@@ -207,4 +207,20 @@ void mipi_dbi_debugfs_init(struct drm_minor *minor);
static inline void mipi_dbi_debugfs_init(struct drm_minor *minor) {}
#endif
+/**
+ * DRM_MIPI_DBI_SIMPLE_DISPLAY_PIPE_FUNCS - Initializes struct drm_simple_display_pipe_funcs
+ * for MIPI-DBI devices
+ * @enable_: Enable-callback implementation
+ *
+ * This macro initializes struct drm_simple_display_pipe_funcs with default
+ * values for MIPI-DBI-based devices. The only callback that depends on the
+ * hardware is @enable, for which the driver has to provide an implementation.
+ * MIPI-based drivers are encouraged to use this macro for initialization.
+ */
+#define DRM_MIPI_DBI_SIMPLE_DISPLAY_PIPE_FUNCS(enable_) \
+ .mode_valid = mipi_dbi_pipe_mode_valid, \
+ .enable = (enable_), \
+ .disable = mipi_dbi_pipe_disable, \
+ .update = mipi_dbi_pipe_update
+
#endif /* __LINUX_MIPI_DBI_H */