[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / amd / display / dc / inc / hw / link_encoder.h

/*
 * link_encoder.h
 *
 *  Created on: Oct 6, 2015
 *      Author: yonsun
 */

#ifndef LINK_ENCODER_H_
#define LINK_ENCODER_H_

#include "grph_object_defs.h"
#include "signal_types.h"
#include "dc_types.h"

struct dc_context;
struct encoder_set_dp_phy_pattern_param;
struct link_mst_stream_allocation_table;
struct dc_link_settings;
struct link_training_settings;
struct pipe_ctx;

struct encoder_init_data {
	enum channel_id channel;
	struct graphics_object_id connector;
	enum hpd_source_id hpd_source;
	/* TODO: in DAL2, here was pointer to EventManagerInterface */
	struct graphics_object_id encoder;
	struct dc_context *ctx;
	enum transmitter transmitter;
};

struct encoder_feature_support {
	union {
		struct {
			uint32_t IS_HBR2_CAPABLE:1;
			uint32_t IS_HBR3_CAPABLE:1;
			uint32_t IS_TPS3_CAPABLE:1;
			uint32_t IS_TPS4_CAPABLE:1;
			uint32_t IS_YCBCR_CAPABLE:1;
		} bits;
		uint32_t raw;
	} flags;

	enum dc_color_depth max_hdmi_deep_color;
	unsigned int max_hdmi_pixel_clock;
	bool ycbcr420_supported;
};

union dpcd_psr_configuration {
	struct {
		unsigned char ENABLE                    : 1;
		unsigned char TRANSMITTER_ACTIVE_IN_PSR : 1;
		unsigned char CRC_VERIFICATION          : 1;
		unsigned char FRAME_CAPTURE_INDICATION  : 1;
		/* For eDP 1.4, PSR v2*/
		unsigned char LINE_CAPTURE_INDICATION   : 1;
		/* For eDP 1.4, PSR v2*/
		unsigned char IRQ_HPD_WITH_CRC_ERROR    : 1;
		unsigned char RESERVED                  : 2;
	} bits;
	unsigned char raw;
};

union psr_error_status {
	struct {
		unsigned char LINK_CRC_ERROR        :1;
		unsigned char RFB_STORAGE_ERROR     :1;
		unsigned char RESERVED              :6;
	} bits;
	unsigned char raw;
};

union psr_sink_psr_status {
	struct {
	unsigned char SINK_SELF_REFRESH_STATUS  :3;
	unsigned char RESERVED                  :5;
	} bits;
	unsigned char raw;
};

struct link_encoder {
	const struct link_encoder_funcs *funcs;
	int32_t aux_channel_offset;
	struct dc_context *ctx;
	struct graphics_object_id id;
	struct graphics_object_id connector;
	uint32_t output_signals;
	enum engine_id preferred_engine;
	struct encoder_feature_support features;
	enum transmitter transmitter;
	enum hpd_source_id hpd_source;
};

struct link_encoder_funcs {
	bool (*validate_output_with_stream)(
		struct link_encoder *enc, const struct dc_stream_state *stream);
	void (*hw_init)(struct link_encoder *enc);
	void (*setup)(struct link_encoder *enc,
		enum signal_type signal);
	void (*enable_tmds_output)(struct link_encoder *enc,
		enum clock_source_id clock_source,
		enum dc_color_depth color_depth,
		bool hdmi,
		bool dual_link,
		uint32_t pixel_clock);
	void (*enable_dp_output)(struct link_encoder *enc,
		const struct dc_link_settings *link_settings,
		enum clock_source_id clock_source);
	void (*enable_dp_mst_output)(struct link_encoder *enc,
		const struct dc_link_settings *link_settings,
		enum clock_source_id clock_source);
	void (*disable_output)(struct link_encoder *link_enc,
		enum signal_type signal);
	void (*dp_set_lane_settings)(struct link_encoder *enc,
		const struct link_training_settings *link_settings);
	void (*dp_set_phy_pattern)(struct link_encoder *enc,
		const struct encoder_set_dp_phy_pattern_param *para);
	void (*update_mst_stream_allocation_table)(
		struct link_encoder *enc,
		const struct link_mst_stream_allocation_table *table);
	void (*psr_program_dp_dphy_fast_training)(struct link_encoder *enc,
			bool exit_link_training_required);
	void (*psr_program_secondary_packet)(struct link_encoder *enc,
				unsigned int sdp_transmit_line_num_deadline);
	void (*backlight_control) (struct link_encoder *enc,
		bool enable);
	void (*power_control) (struct link_encoder *enc,
		bool power_up);
	void (*connect_dig_be_to_fe)(struct link_encoder *enc,
		enum engine_id engine,
		bool connect);
	void (*enable_hpd)(struct link_encoder *enc);
	void (*disable_hpd)(struct link_encoder *enc);
	void (*destroy)(struct link_encoder **enc);
};

#endif /* LINK_ENCODER_H_ */
Commit	Line	Data
4562236b HW	1	/*
	2	* link_encoder.h
	3	*
	4	* Created on: Oct 6, 2015
	5	* Author: yonsun
	6	*/
	7
	8	#ifndef LINK_ENCODER_H_
	9	#define LINK_ENCODER_H_
	10
	11	#include "grph_object_defs.h"
	12	#include "signal_types.h"
	13	#include "dc_types.h"
	14
	15	struct dc_context;
	16	struct encoder_set_dp_phy_pattern_param;
	17	struct link_mst_stream_allocation_table;
	18	struct dc_link_settings;
	19	struct link_training_settings;
4562236b HW	20	struct pipe_ctx;
	21
	22	struct encoder_init_data {
	23	enum channel_id channel;
	24	struct graphics_object_id connector;
	25	enum hpd_source_id hpd_source;
	26	/* TODO: in DAL2, here was pointer to EventManagerInterface */
	27	struct graphics_object_id encoder;
	28	struct dc_context *ctx;
	29	enum transmitter transmitter;
	30	};
	31
	32	struct encoder_feature_support {
	33	union {
	34	struct {
4562236b HW	35	uint32_t IS_HBR2_CAPABLE:1;
4562236b HW	36	uint32_t IS_HBR3_CAPABLE:1;
4562236b HW	37	uint32_t IS_TPS3_CAPABLE:1;
4562236b HW	38	uint32_t IS_TPS4_CAPABLE:1;
4562236b HW	39	uint32_t IS_YCBCR_CAPABLE:1;
	40	} bits;
	41	uint32_t raw;
	42	} flags;
4dfb0bad	43
4562236b	44	enum dc_color_depth max_hdmi_deep_color;
4562236b HW	45	unsigned int max_hdmi_pixel_clock;
	46	bool ycbcr420_supported;
	47	};
	48
4562236b HW	49	union dpcd_psr_configuration {
	50	struct {
	51	unsigned char ENABLE : 1;
	52	unsigned char TRANSMITTER_ACTIVE_IN_PSR : 1;
	53	unsigned char CRC_VERIFICATION : 1;
	54	unsigned char FRAME_CAPTURE_INDICATION : 1;
	55	/* For eDP 1.4, PSR v2*/
	56	unsigned char LINE_CAPTURE_INDICATION : 1;
	57	/* For eDP 1.4, PSR v2*/
	58	unsigned char IRQ_HPD_WITH_CRC_ERROR : 1;
	59	unsigned char RESERVED : 2;
	60	} bits;
	61	unsigned char raw;
	62	};
	63
	64	union psr_error_status {
	65	struct {
	66	unsigned char LINK_CRC_ERROR :1;
	67	unsigned char RFB_STORAGE_ERROR :1;
	68	unsigned char RESERVED :6;
	69	} bits;
	70	unsigned char raw;
	71	};
	72
	73	union psr_sink_psr_status {
	74	struct {
	75	unsigned char SINK_SELF_REFRESH_STATUS :3;
	76	unsigned char RESERVED :5;
	77	} bits;
	78	unsigned char raw;
	79	};
	80
4562236b HW	81	struct link_encoder {
	82	const struct link_encoder_funcs *funcs;
	83	int32_t aux_channel_offset;
	84	struct dc_context *ctx;
	85	struct graphics_object_id id;
	86	struct graphics_object_id connector;
4562236b HW	87	uint32_t output_signals;
	88	enum engine_id preferred_engine;
	89	struct encoder_feature_support features;
	90	enum transmitter transmitter;
	91	enum hpd_source_id hpd_source;
	92	};
	93
	94	struct link_encoder_funcs {
	95	bool (*validate_output_with_stream)(
0971c40e	96	struct link_encoder enc, const struct dc_stream_state stream);
4562236b HW	97	void (hw_init)(struct link_encoder enc);
	98	void (setup)(struct link_encoder enc,
	99	enum signal_type signal);
	100	void (enable_tmds_output)(struct link_encoder enc,
	101	enum clock_source_id clock_source,
	102	enum dc_color_depth color_depth,
	103	bool hdmi,
	104	bool dual_link,
	105	uint32_t pixel_clock);
	106	void (enable_dp_output)(struct link_encoder enc,
	107	const struct dc_link_settings *link_settings,
	108	enum clock_source_id clock_source);
	109	void (enable_dp_mst_output)(struct link_encoder enc,
	110	const struct dc_link_settings *link_settings,
	111	enum clock_source_id clock_source);
	112	void (disable_output)(struct link_encoder link_enc,
	113	enum signal_type signal);
	114	void (dp_set_lane_settings)(struct link_encoder enc,
	115	const struct link_training_settings *link_settings);
	116	void (dp_set_phy_pattern)(struct link_encoder enc,
	117	const struct encoder_set_dp_phy_pattern_param *para);
	118	void (*update_mst_stream_allocation_table)(
	119	struct link_encoder *enc,
	120	const struct link_mst_stream_allocation_table *table);
3548f073 AZ	121	void (psr_program_dp_dphy_fast_training)(struct link_encoder enc,
	122	bool exit_link_training_required);
	123	void (psr_program_secondary_packet)(struct link_encoder enc,
	124	unsigned int sdp_transmit_line_num_deadline);
4562236b HW	125	void (backlight_control) (struct link_encoder enc,
	126	bool enable);
	127	void (power_control) (struct link_encoder enc,
	128	bool power_up);
	129	void (connect_dig_be_to_fe)(struct link_encoder enc,
	130	enum engine_id engine,
	131	bool connect);
	132	void (enable_hpd)(struct link_encoder enc);
	133	void (disable_hpd)(struct link_encoder enc);
	134	void (destroy)(struct link_encoder *enc);
	135	};
	136
	137	#endif /* LINK_ENCODER_H_ */