[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / drivers / gpu / drm / nouveau / nouveau_encoder.h

/*
 * Copyright (C) 2008 Maarten Maathuis.
 * All Rights Reserved.
 *
 * 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 (including the
 * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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 __NOUVEAU_ENCODER_H__
#define __NOUVEAU_ENCODER_H__

#include <subdev/bios/dcb.h>

#include <drm/drm_encoder_slave.h>
#include "nv04_display.h"

#define NV_DPMS_CLEARED 0x80

struct nouveau_i2c_port;

struct dp_train_func {
	void (*link_set)(struct drm_device *, struct dcb_output *, int crtc,
			 int nr, u32 bw, bool enhframe);
	void (*train_set)(struct drm_device *, struct dcb_output *, u8 pattern);
	void (*train_adj)(struct drm_device *, struct dcb_output *,
			  u8 lane, u8 swing, u8 preem);
};

struct nouveau_encoder {
	struct drm_encoder_slave base;

	struct dcb_output *dcb;
	int or;

	/* different to drm_encoder.crtc, this reflects what's
	 * actually programmed on the hw, not the proposed crtc */
	struct drm_crtc *crtc;

	struct drm_display_mode mode;
	int last_dpms;

	struct nv04_output_reg restore;

	union {
		struct {
			u8  dpcd[8];
			int link_nr;
			int link_bw;
			u32 datarate;
		} dp;
	};
};

struct nouveau_encoder *
find_encoder(struct drm_connector *connector, int type);

static inline struct nouveau_encoder *nouveau_encoder(struct drm_encoder *enc)
{
	struct drm_encoder_slave *slave = to_encoder_slave(enc);

	return container_of(slave, struct nouveau_encoder, base);
}

static inline struct drm_encoder *to_drm_encoder(struct nouveau_encoder *enc)
{
	return &enc->base.base;
}

static inline struct drm_encoder_slave_funcs *
get_slave_funcs(struct drm_encoder *enc)
{
	return to_encoder_slave(enc)->slave_funcs;
}

/* nouveau_dp.c */
bool nouveau_dp_detect(struct drm_encoder *);
void nouveau_dp_dpms(struct drm_encoder *, int mode, u32 datarate,
		     struct dp_train_func *);
u8 *nouveau_dp_bios_data(struct drm_device *, struct dcb_output *, u8 **);

struct nouveau_connector *
nouveau_encoder_connector_get(struct nouveau_encoder *encoder);
int nv50_sor_create(struct drm_connector *, struct dcb_output *);
void nv50_sor_dp_calc_tu(struct drm_device *, int, int, u32, u32);
int nv50_dac_create(struct drm_connector *, struct dcb_output *);


#endif /* __NOUVEAU_ENCODER_H__ */
Commit	Line	Data
6ee73861 BS	1	/*
	2	* Copyright (C) 2008 Maarten Maathuis.
	3	* All Rights Reserved.
	4	*
	5	* Permission is hereby granted, free of charge, to any person obtaining
	6	* a copy of this software and associated documentation files (the
	7	* "Software"), to deal in the Software without restriction, including
	8	* without limitation the rights to use, copy, modify, merge, publish,
	9	* distribute, sublicense, and/or sell copies of the Software, and to
	10	* permit persons to whom the Software is furnished to do so, subject to
	11	* the following conditions:
	12	*
	13	* The above copyright notice and this permission notice (including the
	14	* next paragraph) shall be included in all copies or substantial
	15	* portions of the Software.
	16	*
	17	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	18	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	19	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
	20	* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
	21	* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
	22	* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
	23	* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
	24	*
	25	*/
	26
	27	#ifndef __NOUVEAU_ENCODER_H__
	28	#define __NOUVEAU_ENCODER_H__
	29
51a3d342 BS	30	#include <subdev/bios/dcb.h>
51a3d342 BS	31
760285e7	32	#include <drm/drm_encoder_slave.h>
017e6e29	33	#include "nv04_display.h"
6ee73861 BS	34
	35	#define NV_DPMS_CLEARED 0x80
	36
4196faa8 BS	37	struct nouveau_i2c_port;
4196faa8 BS	38
8663bc7c	39	struct dp_train_func {
cb75d97e	40	void (link_set)(struct drm_device , struct dcb_output *, int crtc,
8663bc7c	41	int nr, u32 bw, bool enhframe);
cb75d97e BS	42	void (train_set)(struct drm_device , struct dcb_output *, u8 pattern);
cb75d97e BS	43	void (train_adj)(struct drm_device , struct dcb_output *,
8663bc7c BS	44	u8 lane, u8 swing, u8 preem);
	45	};
	46
6ee73861 BS	47	struct nouveau_encoder {
	48	struct drm_encoder_slave base;
	49
cb75d97e	50	struct dcb_output *dcb;
6ee73861 BS	51	int or;
6ee73861 BS	52
ec7fc4a1 BS	53	/* different to drm_encoder.crtc, this reflects what's
	54	* actually programmed on the hw, not the proposed crtc */
	55	struct drm_crtc *crtc;
	56
6ee73861 BS	57	struct drm_display_mode mode;
	58	int last_dpms;
	59
	60	struct nv04_output_reg restore;
	61
6ee73861 BS	62	union {
6ee73861 BS	63	struct {
52e0d0ec	64	u8 dpcd[8];
6ee73861 BS	65	int link_nr;
6ee73861 BS	66	int link_bw;
a002fece	67	u32 datarate;
6ee73861 BS	68	} dp;
	69	};
	70	};
	71
10b461e4 BS	72	struct nouveau_encoder *
	73	find_encoder(struct drm_connector *connector, int type);
	74
6ee73861 BS	75	static inline struct nouveau_encoder nouveau_encoder(struct drm_encoder enc)
	76	{
	77	struct drm_encoder_slave *slave = to_encoder_slave(enc);
	78
	79	return container_of(slave, struct nouveau_encoder, base);
	80	}
	81
	82	static inline struct drm_encoder to_drm_encoder(struct nouveau_encoder enc)
	83	{
	84	return &enc->base.base;
	85	}
	86
4a9f822f FJ	87	static inline struct drm_encoder_slave_funcs *
	88	get_slave_funcs(struct drm_encoder *enc)
	89	{
	90	return to_encoder_slave(enc)->slave_funcs;
	91	}
	92
8663bc7c	93	/* nouveau_dp.c */
8663bc7c	94	bool nouveau_dp_detect(struct drm_encoder *);
f14d9a4d BS	95	void nouveau_dp_dpms(struct drm_encoder *, int mode, u32 datarate,
f14d9a4d BS	96	struct dp_train_func *);
cb75d97e	97	u8 nouveau_dp_bios_data(struct drm_device , struct dcb_output , u8 *);
8663bc7c	98
6ee73861 BS	99	struct nouveau_connector *
6ee73861 BS	100	nouveau_encoder_connector_get(struct nouveau_encoder *encoder);
cb75d97e	101	int nv50_sor_create(struct drm_connector , struct dcb_output );
8663bc7c	102	void nv50_sor_dp_calc_tu(struct drm_device *, int, int, u32, u32);
cb75d97e	103	int nv50_dac_create(struct drm_connector , struct dcb_output );
6ee73861	104
8663bc7c	105
6ee73861	106	#endif /* __NOUVEAU_ENCODER_H__ */