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path: root/drivers/gpu/drm/nouveau/include/nvif/conn.h
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Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvif/conn.h')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvif/conn.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvif/conn.h b/drivers/gpu/drm/nouveau/include/nvif/conn.h
index ad52cdafef18..f72a8f138f47 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/conn.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/conn.h
@@ -10,4 +10,9 @@ struct nvif_conn {
int nvif_conn_ctor(struct nvif_disp *, const char *name, int id, struct nvif_conn *);
void nvif_conn_dtor(struct nvif_conn *);
+
+#define NVIF_CONN_HPD_STATUS_UNSUPPORTED 0 /* negative if query fails */
+#define NVIF_CONN_HPD_STATUS_NOT_PRESENT 1
+#define NVIF_CONN_HPD_STATUS_PRESENT 2
+int nvif_conn_hpd_status(struct nvif_conn *);
#endif