summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/dispnv50/dac507d.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/dac507d.c')
-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/dac507d.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/dac507d.c b/drivers/gpu/drm/nouveau/dispnv50/dac507d.c
new file mode 100644
index 000000000..09de78d96
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/dispnv50/dac507d.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2018 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.
+ */
+#include "core.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl507d.h>
+
+static int
+dac507d_ctrl(struct nv50_core *core, int or, u32 ctrl,
+ struct nv50_head_atom *asyh)
+{
+ struct nvif_push *push = core->chan.push;
+ u32 sync = 0;
+ int ret;
+
+ if (asyh) {
+ sync |= NVVAL(NV507D, DAC_SET_POLARITY, HSYNC, asyh->or.nhsync);
+ sync |= NVVAL(NV507D, DAC_SET_POLARITY, VSYNC, asyh->or.nvsync);
+ }
+
+ if ((ret = PUSH_WAIT(push, 3)))
+ return ret;
+
+ PUSH_MTHD(push, NV507D, DAC_SET_CONTROL(or), ctrl,
+ DAC_SET_POLARITY(or), sync);
+ return 0;
+}
+
+const struct nv50_outp_func
+dac507d = {
+ .ctrl = dac507d_ctrl,
+};