drm/amd: add structures for display/powerplay interface

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Tony Cheng <tony.cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/include/dm_pp_interface.h

@@ -0,0 +1,83 @@
+/*
+ * Copyright 2016 Advanced Micro Devices, 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.
+ *
+ */
+#ifndef _DM_PP_INTERFACE_
+#define _DM_PP_INTERFACE_
+
+#define PP_MAX_CLOCK_LEVELS 8
+
+struct pp_clock_with_latency {
+	uint32_t clocks_in_khz;
+	uint32_t latency_in_us;
+};
+
+struct pp_clock_levels_with_latency {
+	uint32_t num_levels;
+	struct pp_clock_with_latency data[PP_MAX_CLOCK_LEVELS];
+};
+
+struct pp_clock_with_voltage {
+	uint32_t clocks_in_khz;
+	uint32_t voltage_in_mv;
+};
+
+struct pp_clock_levels_with_voltage {
+	uint32_t num_levels;
+	struct pp_clock_with_voltage data[PP_MAX_CLOCK_LEVELS];
+};
+
+#define PP_MAX_WM_SETS 4
+
+enum pp_wm_set_id {
+	DC_WM_SET_A = 0,
+	DC_WM_SET_B,
+	DC_WM_SET_C,
+	DC_WM_SET_D,
+	DC_WM_SET_INVALID = 0xffff,
+};
+
+struct pp_wm_set_with_dmif_clock_range_soc15 {
+	enum pp_wm_set_id wm_set_id;
+	uint32_t wm_min_dcefclk_in_khz;
+	uint32_t wm_max_dcefclk_in_khz;
+	uint32_t wm_min_memclk_in_khz;
+	uint32_t wm_max_memclk_in_khz;
+};
+
+struct pp_wm_set_with_mcif_clock_range_soc15 {
+	enum pp_wm_set_id wm_set_id;
+	uint32_t wm_min_socclk_in_khz;
+	uint32_t wm_max_socclk_in_khz;
+	uint32_t wm_min_memclk_in_khz;
+	uint32_t wm_max_memclk_in_khz;
+};
+
+struct pp_wm_sets_with_clock_ranges_soc15 {
+	uint32_t num_wm_sets_dmif;
+	uint32_t num_wm_sets_mcif;
+	struct pp_wm_set_with_dmif_clock_range_soc15
+		wm_sets_dmif[PP_MAX_WM_SETS];
+	struct pp_wm_set_with_mcif_clock_range_soc15
+		wm_sets_mcif[PP_MAX_WM_SETS];
+};
+
+#endif /* _DM_PP_INTERFACE_ */