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path: root/drivers/gpu/drm/nouveau/nvkm/engine/disp/changf119.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/changf119.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/disp/changf119.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/changf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/changf119.c
new file mode 100644
index 000000000000..17a3d835cb42
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/changf119.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "channv50.h"
+
+static void
+gf119_disp_chan_uevent_fini(struct nvkm_event *event, int type, int index)
+{
+ struct nv50_disp *disp = container_of(event, typeof(*disp), uevent);
+ struct nvkm_device *device = disp->base.engine.subdev.device;
+ nvkm_mask(device, 0x610090, 0x00000001 << index, 0x00000000 << index);
+ nvkm_wr32(device, 0x61008c, 0x00000001 << index);
+}
+
+static void
+gf119_disp_chan_uevent_init(struct nvkm_event *event, int types, int index)
+{
+ struct nv50_disp *disp = container_of(event, typeof(*disp), uevent);
+ struct nvkm_device *device = disp->base.engine.subdev.device;
+ nvkm_wr32(device, 0x61008c, 0x00000001 << index);
+ nvkm_mask(device, 0x610090, 0x00000001 << index, 0x00000001 << index);
+}
+
+const struct nvkm_event_func
+gf119_disp_chan_uevent = {
+ .ctor = nv50_disp_chan_uevent_ctor,
+ .init = gf119_disp_chan_uevent_init,
+ .fini = gf119_disp_chan_uevent_fini,
+};