drm/amd/dc: Add dc display driver (v2)

Supported DCE versions: 8.0, 10.0, 11.0, 11.2

v2: rebase against 4.11

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 121 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h b/drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h
new file mode 100644
index 000000000000..7e5f3e02a719
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h
@@ -0,0 +1,121 @@
+/*
+ * Copyright 2015 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.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef __DAL_IPP_H__
+#define __DAL_IPP_H__
+
+#include "hw_shared.h"
+
+#define MAXTRIX_COEFFICIENTS_NUMBER 12
+#define MAXTRIX_COEFFICIENTS_WRAP_NUMBER (MAXTRIX_COEFFICIENTS_NUMBER + 4)
+#define MAX_OVL_MATRIX_COUNT 12
+
+/* IPP RELATED */
+struct input_pixel_processor {
+	struct  dc_context *ctx;
+	uint32_t inst;
+	const struct ipp_funcs *funcs;
+};
+
+enum ipp_prescale_mode {
+	IPP_PRESCALE_MODE_BYPASS,
+	IPP_PRESCALE_MODE_FIXED_SIGNED,
+	IPP_PRESCALE_MODE_FLOAT_SIGNED,
+	IPP_PRESCALE_MODE_FIXED_UNSIGNED,
+	IPP_PRESCALE_MODE_FLOAT_UNSIGNED
+};
+
+struct ipp_prescale_params {
+	enum ipp_prescale_mode mode;
+	uint16_t bias;
+	uint16_t scale;
+};
+
+enum ipp_degamma_mode {
+	IPP_DEGAMMA_MODE_BYPASS,
+	IPP_DEGAMMA_MODE_HW_sRGB,
+	IPP_DEGAMMA_MODE_HW_xvYCC,
+	IPP_DEGAMMA_MODE_USER_PWL
+};
+
+enum ovl_color_space {
+	OVL_COLOR_SPACE_UNKNOWN = 0,
+	OVL_COLOR_SPACE_RGB,
+	OVL_COLOR_SPACE_YUV601,
+	OVL_COLOR_SPACE_YUV709
+};
+
+enum expansion_mode {
+	EXPANSION_MODE_DYNAMIC,
+	EXPANSION_MODE_ZERO
+};
+
+enum ipp_output_format {
+	IPP_OUTPUT_FORMAT_12_BIT_FIX,
+	IPP_OUTPUT_FORMAT_16_BIT_BYPASS,
+	IPP_OUTPUT_FORMAT_FLOAT
+};
+
+struct ipp_funcs {
+
+	/*** cursor ***/
+	void (*ipp_cursor_set_position)(
+		struct input_pixel_processor *ipp,
+		const struct dc_cursor_position *position);
+
+	bool (*ipp_cursor_set_attributes)(
+		struct input_pixel_processor *ipp,
+		const struct dc_cursor_attributes *attributes);
+
+	/*** setup input pixel processing ***/
+
+	/* put the entire pixel processor to bypass */
+	void (*ipp_full_bypass)(
+			struct input_pixel_processor *ipp);
+
+	/* setup ipp to expand/convert input to pixel processor internal format */
+	void (*ipp_setup)(
+		struct input_pixel_processor *ipp,
+		enum surface_pixel_format input_format,
+		enum expansion_mode mode,
+		enum ipp_output_format output_format);
+
+	/* DCE function to setup IPP.  TODO: see if we can consolidate to setup */
+	void (*ipp_program_prescale)(
+			struct input_pixel_processor *ipp,
+			struct ipp_prescale_params *params);
+
+	/*** DEGAMMA RELATED ***/
+	bool (*ipp_set_degamma)(
+		struct input_pixel_processor *ipp,
+		enum ipp_degamma_mode mode);
+
+	bool (*ipp_program_degamma_pwl)(
+		struct input_pixel_processor *ipp,
+		const struct pwl_params *params);
+
+};
+
+#endif /* __DAL_IPP_H__ */