Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / gpu / drm / tegra / mipi-phy.h

diff --git a/kernel/drivers/gpu/drm/tegra/mipi-phy.h b/kernel/drivers/gpu/drm/tegra/mipi-phy.h
new file mode 100644 (file)
index 0000000..012ea8a
--- /dev/null
+++ b/kernel/drivers/gpu/drm/tegra/mipi-phy.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2013 NVIDIA Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef DRM_TEGRA_MIPI_PHY_H
+#define DRM_TEGRA_MIPI_PHY_H
+
+/*
+ * D-PHY timing parameters
+ *
+ * A detailed description of these parameters can be found in the  MIPI
+ * Alliance Specification for D-PHY, Section 5.9 "Global Operation Timing
+ * Parameters".
+ *
+ * All parameters are specified in nanoseconds.
+ */
+struct mipi_dphy_timing {
+       unsigned int clkmiss;
+       unsigned int clkpost;
+       unsigned int clkpre;
+       unsigned int clkprepare;
+       unsigned int clksettle;
+       unsigned int clktermen;
+       unsigned int clktrail;
+       unsigned int clkzero;
+       unsigned int dtermen;
+       unsigned int eot;
+       unsigned int hsexit;
+       unsigned int hsprepare;
+       unsigned int hszero;
+       unsigned int hssettle;
+       unsigned int hsskip;
+       unsigned int hstrail;
+       unsigned int init;
+       unsigned int lpx;
+       unsigned int taget;
+       unsigned int tago;
+       unsigned int tasure;
+       unsigned int wakeup;
+};
+
+int mipi_dphy_timing_get_default(struct mipi_dphy_timing *timing,
+                                unsigned long period);
+int mipi_dphy_timing_validate(struct mipi_dphy_timing *timing,
+                             unsigned long period);
+
+#endif