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, 322 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/opp.h b/drivers/gpu/drm/amd/display/dc/inc/hw/opp.h
new file mode 100644
index 000000000000..e615997be20e
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/opp.h
@@ -0,0 +1,322 @@
+/*
+ * Copyright 2012-15 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_OPP_H__
+#define __DAL_OPP_H__
+
+#include "hw_shared.h"
+#include "transform.h"
+
+struct fixed31_32;
+struct gamma_parameters;
+
+/* TODO: Need cleanup */
+enum clamping_range {
+	CLAMPING_FULL_RANGE = 0,	   /* No Clamping */
+	CLAMPING_LIMITED_RANGE_8BPC,   /* 8  bpc: Clamping 1  to FE */
+	CLAMPING_LIMITED_RANGE_10BPC, /* 10 bpc: Clamping 4  to 3FB */
+	CLAMPING_LIMITED_RANGE_12BPC, /* 12 bpc: Clamping 10 to FEF */
+	/* Use programmable clampping value on FMT_CLAMP_COMPONENT_R/G/B. */
+	CLAMPING_LIMITED_RANGE_PROGRAMMABLE
+};
+
+struct clamping_and_pixel_encoding_params {
+	enum dc_pixel_encoding pixel_encoding; /* Pixel Encoding */
+	enum clamping_range clamping_level; /* Clamping identifier */
+	enum dc_color_depth c_depth; /* Deep color use. */
+};
+
+struct bit_depth_reduction_params {
+	struct {
+		/* truncate/round */
+		/* trunc/round enabled*/
+		uint32_t TRUNCATE_ENABLED:1;
+		/* 2 bits: 0=6 bpc, 1=8 bpc, 2 = 10bpc*/
+		uint32_t TRUNCATE_DEPTH:2;
+		/* truncate or round*/
+		uint32_t TRUNCATE_MODE:1;
+
+		/* spatial dither */
+		/* Spatial Bit Depth Reduction enabled*/
+		uint32_t SPATIAL_DITHER_ENABLED:1;
+		/* 2 bits: 0=6 bpc, 1 = 8 bpc, 2 = 10bpc*/
+		uint32_t SPATIAL_DITHER_DEPTH:2;
+		/* 0-3 to select patterns*/
+		uint32_t SPATIAL_DITHER_MODE:2;
+		/* Enable RGB random dithering*/
+		uint32_t RGB_RANDOM:1;
+		/* Enable Frame random dithering*/
+		uint32_t FRAME_RANDOM:1;
+		/* Enable HighPass random dithering*/
+		uint32_t HIGHPASS_RANDOM:1;
+
+		/* temporal dither*/
+		 /* frame modulation enabled*/
+		uint32_t FRAME_MODULATION_ENABLED:1;
+		/* same as for trunc/spatial*/
+		uint32_t FRAME_MODULATION_DEPTH:2;
+		/* 2/4 gray levels*/
+		uint32_t TEMPORAL_LEVEL:1;
+		uint32_t FRC25:2;
+		uint32_t FRC50:2;
+		uint32_t FRC75:2;
+	} flags;
+
+	uint32_t r_seed_value;
+	uint32_t b_seed_value;
+	uint32_t g_seed_value;
+};
+
+enum wide_gamut_regamma_mode {
+	/*  0x0  - BITS2:0 Bypass */
+	WIDE_GAMUT_REGAMMA_MODE_GRAPHICS_BYPASS,
+	/*  0x1  - Fixed curve sRGB 2.4 */
+	WIDE_GAMUT_REGAMMA_MODE_GRAPHICS_SRGB24,
+	/*  0x2  - Fixed curve xvYCC 2.22 */
+	WIDE_GAMUT_REGAMMA_MODE_GRAPHICS_XYYCC22,
+	/*  0x3  - Programmable control A */
+	WIDE_GAMUT_REGAMMA_MODE_GRAPHICS_MATRIX_A,
+	/*  0x4  - Programmable control B */
+	WIDE_GAMUT_REGAMMA_MODE_GRAPHICS_MATRIX_B,
+	/*  0x0  - BITS6:4 Bypass */
+	WIDE_GAMUT_REGAMMA_MODE_OVL_BYPASS,
+	/*  0x1  - Fixed curve sRGB 2.4 */
+	WIDE_GAMUT_REGAMMA_MODE_OVL_SRGB24,
+	/*  0x2  - Fixed curve xvYCC 2.22 */
+	WIDE_GAMUT_REGAMMA_MODE_OVL_XYYCC22,
+	/*  0x3  - Programmable control A */
+	WIDE_GAMUT_REGAMMA_MODE_OVL_MATRIX_A,
+	/*  0x4  - Programmable control B */
+	WIDE_GAMUT_REGAMMA_MODE_OVL_MATRIX_B
+};
+
+struct gamma_pixel {
+	struct fixed31_32 r;
+	struct fixed31_32 g;
+	struct fixed31_32 b;
+};
+
+enum channel_name {
+	CHANNEL_NAME_RED,
+	CHANNEL_NAME_GREEN,
+	CHANNEL_NAME_BLUE
+};
+
+struct custom_float_format {
+	uint32_t mantissa_bits;
+	uint32_t exponenta_bits;
+	bool sign;
+};
+
+struct custom_float_value {
+	uint32_t mantissa;
+	uint32_t exponenta;
+	uint32_t value;
+	bool negative;
+};
+
+struct hw_x_point {
+	uint32_t custom_float_x;
+	uint32_t custom_float_x_adjusted;
+	struct fixed31_32 x;
+	struct fixed31_32 adjusted_x;
+	struct fixed31_32 regamma_y_red;
+	struct fixed31_32 regamma_y_green;
+	struct fixed31_32 regamma_y_blue;
+
+};
+
+struct pwl_float_data_ex {
+	struct fixed31_32 r;
+	struct fixed31_32 g;
+	struct fixed31_32 b;
+	struct fixed31_32 delta_r;
+	struct fixed31_32 delta_g;
+	struct fixed31_32 delta_b;
+};
+
+enum hw_point_position {
+	/* hw point sits between left and right sw points */
+	HW_POINT_POSITION_MIDDLE,
+	/* hw point lays left from left (smaller) sw point */
+	HW_POINT_POSITION_LEFT,
+	/* hw point lays stays from right (bigger) sw point */
+	HW_POINT_POSITION_RIGHT
+};
+
+struct gamma_point {
+	int32_t left_index;
+	int32_t right_index;
+	enum hw_point_position pos;
+	struct fixed31_32 coeff;
+};
+
+struct pixel_gamma_point {
+	struct gamma_point r;
+	struct gamma_point g;
+	struct gamma_point b;
+};
+
+struct gamma_coefficients {
+	struct fixed31_32 a0[3];
+	struct fixed31_32 a1[3];
+	struct fixed31_32 a2[3];
+	struct fixed31_32 a3[3];
+	struct fixed31_32 user_gamma[3];
+	struct fixed31_32 user_contrast;
+	struct fixed31_32 user_brightness;
+};
+
+struct pwl_float_data {
+	struct fixed31_32 r;
+	struct fixed31_32 g;
+	struct fixed31_32 b;
+};
+
+enum opp_regamma {
+	OPP_REGAMMA_BYPASS = 0,
+	OPP_REGAMMA_SRGB,
+	OPP_REGAMMA_3_6,
+	OPP_REGAMMA_USER,
+};
+
+struct output_pixel_processor {
+	struct dc_context *ctx;
+	uint32_t inst;
+	const struct opp_funcs *funcs;
+};
+
+enum fmt_stereo_action {
+	FMT_STEREO_ACTION_ENABLE = 0,
+	FMT_STEREO_ACTION_DISABLE,
+	FMT_STEREO_ACTION_UPDATE_POLARITY
+};
+
+enum graphics_csc_adjust_type {
+	GRAPHICS_CSC_ADJUST_TYPE_BYPASS = 0,
+	GRAPHICS_CSC_ADJUST_TYPE_HW, /* without adjustments */
+	GRAPHICS_CSC_ADJUST_TYPE_SW  /*use adjustments */
+};
+
+struct default_adjustment {
+	enum lb_pixel_depth lb_color_depth;
+	enum dc_color_space out_color_space;
+	enum dc_color_space in_color_space;
+	enum dc_color_depth color_depth;
+	enum pixel_format surface_pixel_format;
+	enum graphics_csc_adjust_type csc_adjust_type;
+	bool force_hw_default;
+};
+
+enum grph_color_adjust_option {
+	GRPH_COLOR_MATRIX_HW_DEFAULT = 1,
+	GRPH_COLOR_MATRIX_SW
+};
+
+struct opp_grph_csc_adjustment {
+	enum grph_color_adjust_option color_adjust_option;
+	enum dc_color_space c_space;
+	enum dc_color_depth color_depth; /* clean up to uint32_t */
+	enum graphics_csc_adjust_type   csc_adjust_type;
+	int32_t adjust_divider;
+	int32_t grph_cont;
+	int32_t grph_sat;
+	int32_t grph_bright;
+	int32_t grph_hue;
+};
+
+struct out_csc_color_matrix {
+	enum dc_color_space color_space;
+	uint16_t regval[12];
+};
+
+/* Underlay related types */
+
+struct hw_adjustment_range {
+	int32_t hw_default;
+	int32_t min;
+	int32_t max;
+	int32_t step;
+	uint32_t divider; /* (actually HW range is min/divider; divider !=0) */
+};
+
+enum ovl_csc_adjust_item {
+	OVERLAY_BRIGHTNESS = 0,
+	OVERLAY_GAMMA,
+	OVERLAY_CONTRAST,
+	OVERLAY_SATURATION,
+	OVERLAY_HUE,
+	OVERLAY_ALPHA,
+	OVERLAY_ALPHA_PER_PIX,
+	OVERLAY_COLOR_TEMPERATURE
+};
+
+struct opp_funcs {
+	void (*opp_power_on_regamma_lut)(
+		struct output_pixel_processor *opp,
+		bool power_on);
+
+	bool (*opp_program_regamma_pwl)(
+		struct output_pixel_processor *opp,
+		const struct pwl_params *params);
+
+	void (*opp_set_regamma_mode)(struct output_pixel_processor *opp,
+			enum opp_regamma mode);
+
+	void (*opp_set_csc_adjustment)(
+		struct output_pixel_processor *opp,
+		const struct out_csc_color_matrix *tbl_entry);
+
+	void (*opp_set_csc_default)(
+		struct output_pixel_processor *opp,
+		const struct default_adjustment *default_adjust);
+
+	/* FORMATTER RELATED */
+
+	void (*opp_program_fmt)(
+			struct output_pixel_processor *opp,
+			struct bit_depth_reduction_params *fmt_bit_depth,
+			struct clamping_and_pixel_encoding_params *clamping);
+
+	void (*opp_set_dyn_expansion)(
+		struct output_pixel_processor *opp,
+		enum dc_color_space color_sp,
+		enum dc_color_depth color_dpth,
+		enum signal_type signal);
+
+	void (*opp_program_bit_depth_reduction)(
+		struct output_pixel_processor *opp,
+		const struct bit_depth_reduction_params *params);
+
+	/* underlay related */
+	void (*opp_get_underlay_adjustment_range)(
+			struct output_pixel_processor *opp,
+			enum ovl_csc_adjust_item overlay_adjust_item,
+			struct hw_adjustment_range *range);
+
+	void (*opp_destroy)(struct output_pixel_processor **opp);
+};
+
+#endif