[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / i915 / intel_drv.h

/*
 * Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
 * Copyright (c) 2007-2008 Intel Corporation
 *   Jesse Barnes <jesse.barnes@intel.com>
 *
 * 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 AUTHORS OR COPYRIGHT HOLDERS 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 __INTEL_DRV_H__
#define __INTEL_DRV_H__

#include <linux/i2c.h>
#include <linux/i2c-id.h>
#include <linux/i2c-algo-bit.h>
#include "drm_crtc.h"

#include "drm_crtc_helper.h"
/*
 * Display related stuff
 */

/* store information about an Ixxx DVO */
/* The i830->i865 use multiple DVOs with multiple i2cs */
/* the i915, i945 have a single sDVO i2c bus - which is different */
#define MAX_OUTPUTS 6
/* maximum connectors per crtcs in the mode set */
#define INTELFB_CONN_LIMIT 4

#define INTEL_I2C_BUS_DVO 1
#define INTEL_I2C_BUS_SDVO 2

/* these are outputs from the chip - integrated only
   external chips are via DVO or SDVO output */
#define INTEL_OUTPUT_UNUSED 0
#define INTEL_OUTPUT_ANALOG 1
#define INTEL_OUTPUT_DVO 2
#define INTEL_OUTPUT_SDVO 3
#define INTEL_OUTPUT_LVDS 4
#define INTEL_OUTPUT_TVOUT 5
#define INTEL_OUTPUT_HDMI 6
#define INTEL_OUTPUT_DISPLAYPORT 7
#define INTEL_OUTPUT_EDP 8

#define INTEL_DVO_CHIP_NONE 0
#define INTEL_DVO_CHIP_LVDS 1
#define INTEL_DVO_CHIP_TMDS 2
#define INTEL_DVO_CHIP_TVOUT 4

struct intel_i2c_chan {
	struct drm_device *drm_dev; /* for getting at dev. private (mmio etc.) */
	u32 reg; /* GPIO reg */
	struct i2c_adapter adapter;
	struct i2c_algo_bit_data algo;
};

struct intel_framebuffer {
	struct drm_framebuffer base;
	struct drm_gem_object *obj;
};


struct intel_output {
	struct drm_connector base;

	struct drm_encoder enc;
	int type;
	struct i2c_adapter *i2c_bus;
	struct i2c_adapter *ddc_bus;
	bool load_detect_temp;
	bool needs_tv_clock;
	void *dev_priv;
	void (*hot_plug)(struct intel_output *);
};

struct intel_crtc {
	struct drm_crtc base;
	int pipe;
	int plane;
	struct drm_gem_object *cursor_bo;
	uint32_t cursor_addr;
	u8 lut_r[256], lut_g[256], lut_b[256];
	int dpms_mode;
	struct intel_framebuffer *fbdev_fb;
	/* a mode_set for fbdev users on this crtc */
	struct drm_mode_set mode_set;
};

#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
#define to_intel_output(x) container_of(x, struct intel_output, base)
#define enc_to_intel_output(x) container_of(x, struct intel_output, enc)
#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)

struct i2c_adapter *intel_i2c_create(struct drm_device *dev, const u32 reg,
				     const char *name);
void intel_i2c_destroy(struct i2c_adapter *adapter);
int intel_ddc_get_modes(struct intel_output *intel_output);
extern bool intel_ddc_probe(struct intel_output *intel_output);
void intel_i2c_quirk_set(struct drm_device *dev, bool enable);
extern void intel_crt_init(struct drm_device *dev);
extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
extern void intel_dvo_init(struct drm_device *dev);
extern void intel_tv_init(struct drm_device *dev);
extern void intel_lvds_init(struct drm_device *dev);
extern void intel_dp_init(struct drm_device *dev, int dp_reg);
void
intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
		 struct drm_display_mode *adjusted_mode);
extern void intel_edp_link_config (struct intel_output *, int *, int *);


extern void intel_crtc_load_lut(struct drm_crtc *crtc);
extern void intel_encoder_prepare (struct drm_encoder *encoder);
extern void intel_encoder_commit (struct drm_encoder *encoder);

extern struct drm_encoder *intel_best_encoder(struct drm_connector *connector);

extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
						    struct drm_crtc *crtc);
int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
				struct drm_file *file_priv);
extern void intel_wait_for_vblank(struct drm_device *dev);
extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_output *intel_output,
						   struct drm_display_mode *mode,
						   int *dpms_mode);
extern void intel_release_load_detect_pipe(struct intel_output *intel_output,
					   int dpms_mode);

extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
extern int intelfb_probe(struct drm_device *dev);
extern int intelfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
extern int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc);
extern void intelfb_restore(void);
extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
				    u16 blue, int regno);

extern int intel_framebuffer_create(struct drm_device *dev,
				    struct drm_mode_fb_cmd *mode_cmd,
				    struct drm_framebuffer **fb,
				    struct drm_gem_object *obj);
#endif /* __INTEL_DRV_H__ */
Commit	Line	Data
79e53945 JB	1	/*
	2	* Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
	3	* Copyright (c) 2007-2008 Intel Corporation
	4	* Jesse Barnes <jesse.barnes@intel.com>
	5	*
	6	* Permission is hereby granted, free of charge, to any person obtaining a
	7	* copy of this software and associated documentation files (the "Software"),
	8	* to deal in the Software without restriction, including without limitation
	9	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	10	* and/or sell copies of the Software, and to permit persons to whom the
	11	* Software is furnished to do so, subject to the following conditions:
	12	*
	13	* The above copyright notice and this permission notice (including the next
	14	* paragraph) shall be included in all copies or substantial portions of the
	15	* Software.
	16	*
	17	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	18	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	19	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	20	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	21	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
	22	* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
	23	* IN THE SOFTWARE.
	24	*/
	25	#ifndef __INTEL_DRV_H__
	26	#define __INTEL_DRV_H__
	27
	28	#include <linux/i2c.h>
	29	#include <linux/i2c-id.h>
	30	#include <linux/i2c-algo-bit.h>
	31	#include "drm_crtc.h"
	32
	33	#include "drm_crtc_helper.h"
	34	/*
	35	* Display related stuff
	36	*/
	37
	38	/* store information about an Ixxx DVO */
	39	/* The i830->i865 use multiple DVOs with multiple i2cs */
	40	/* the i915, i945 have a single sDVO i2c bus - which is different */
	41	#define MAX_OUTPUTS 6
	42	/* maximum connectors per crtcs in the mode set */
	43	#define INTELFB_CONN_LIMIT 4
	44
	45	#define INTEL_I2C_BUS_DVO 1
	46	#define INTEL_I2C_BUS_SDVO 2
	47
	48	/* these are outputs from the chip - integrated only
	49	external chips are via DVO or SDVO output */
	50	#define INTEL_OUTPUT_UNUSED 0
	51	#define INTEL_OUTPUT_ANALOG 1
	52	#define INTEL_OUTPUT_DVO 2
	53	#define INTEL_OUTPUT_SDVO 3
	54	#define INTEL_OUTPUT_LVDS 4
	55	#define INTEL_OUTPUT_TVOUT 5
7d57382e	56	#define INTEL_OUTPUT_HDMI 6
a4fc5ed6	57	#define INTEL_OUTPUT_DISPLAYPORT 7
32f9d658	58	#define INTEL_OUTPUT_EDP 8
79e53945 JB	59
	60	#define INTEL_DVO_CHIP_NONE 0
	61	#define INTEL_DVO_CHIP_LVDS 1
	62	#define INTEL_DVO_CHIP_TMDS 2
	63	#define INTEL_DVO_CHIP_TVOUT 4
	64
	65	struct intel_i2c_chan {
	66	struct drm_device drm_dev; / for getting at dev. private (mmio etc.) */
	67	u32 reg; /* GPIO reg */
	68	struct i2c_adapter adapter;
	69	struct i2c_algo_bit_data algo;
79e53945 JB	70	};
	71
	72	struct intel_framebuffer {
	73	struct drm_framebuffer base;
	74	struct drm_gem_object *obj;
	75	};
	76
	77
	78	struct intel_output {
	79	struct drm_connector base;
	80
	81	struct drm_encoder enc;
	82	int type;
f9c10a9b KP	83	struct i2c_adapter *i2c_bus;
f9c10a9b KP	84	struct i2c_adapter *ddc_bus;
79e53945	85	bool load_detect_temp;
e2f0ba97	86	bool needs_tv_clock;
79e53945	87	void *dev_priv;
c31c4ba3	88	void (hot_plug)(struct intel_output );
79e53945 JB	89	};
	90
	91	struct intel_crtc {
	92	struct drm_crtc base;
	93	int pipe;
	94	int plane;
3f8bc370	95	struct drm_gem_object *cursor_bo;
79e53945 JB	96	uint32_t cursor_addr;
	97	u8 lut_r[256], lut_g[256], lut_b[256];
	98	int dpms_mode;
	99	struct intel_framebuffer *fbdev_fb;
	100	/* a mode_set for fbdev users on this crtc */
	101	struct drm_mode_set mode_set;
	102	};
	103
	104	#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
	105	#define to_intel_output(x) container_of(x, struct intel_output, base)
	106	#define enc_to_intel_output(x) container_of(x, struct intel_output, enc)
	107	#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
	108
f9c10a9b KP	109	struct i2c_adapter intel_i2c_create(struct drm_device dev, const u32 reg,
	110	const char *name);
	111	void intel_i2c_destroy(struct i2c_adapter *adapter);
79e53945 JB	112	int intel_ddc_get_modes(struct intel_output *intel_output);
79e53945 JB	113	extern bool intel_ddc_probe(struct intel_output *intel_output);
0ba0e9e1	114	void intel_i2c_quirk_set(struct drm_device *dev, bool enable);
79e53945	115	extern void intel_crt_init(struct drm_device *dev);
7d57382e EA	116	extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
7d57382e EA	117	extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
79e53945 JB	118	extern void intel_dvo_init(struct drm_device *dev);
	119	extern void intel_tv_init(struct drm_device *dev);
	120	extern void intel_lvds_init(struct drm_device *dev);
a4fc5ed6 KP	121	extern void intel_dp_init(struct drm_device *dev, int dp_reg);
	122	void
	123	intel_dp_set_m_n(struct drm_crtc crtc, struct drm_display_mode mode,
	124	struct drm_display_mode *adjusted_mode);
32f9d658 ZW	125	extern void intel_edp_link_config (struct intel_output , int , int *);
32f9d658 ZW	126
79e53945 JB	127
	128	extern void intel_crtc_load_lut(struct drm_crtc *crtc);
	129	extern void intel_encoder_prepare (struct drm_encoder *encoder);
	130	extern void intel_encoder_commit (struct drm_encoder *encoder);
	131
	132	extern struct drm_encoder intel_best_encoder(struct drm_connector connector);
	133
	134	extern struct drm_display_mode intel_crtc_mode_get(struct drm_device dev,
	135	struct drm_crtc *crtc);
08d7b3d1 CW	136	int intel_get_pipe_from_crtc_id(struct drm_device dev, void data,
08d7b3d1 CW	137	struct drm_file *file_priv);
79e53945 JB	138	extern void intel_wait_for_vblank(struct drm_device *dev);
	139	extern struct drm_crtc intel_get_crtc_from_pipe(struct drm_device dev, int pipe);
	140	extern struct drm_crtc intel_get_load_detect_pipe(struct intel_output intel_output,
	141	struct drm_display_mode *mode,
	142	int *dpms_mode);
	143	extern void intel_release_load_detect_pipe(struct intel_output *intel_output,
	144	int dpms_mode);
	145
	146	extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
	147	extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
	148	extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
	149	extern int intelfb_probe(struct drm_device *dev);
	150	extern int intelfb_remove(struct drm_device dev, struct drm_framebuffer fb);
	151	extern int intelfb_resize(struct drm_device dev, struct drm_crtc crtc);
	152	extern void intelfb_restore(void);
	153	extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
	154	u16 blue, int regno);
	155
	156	extern int intel_framebuffer_create(struct drm_device *dev,
	157	struct drm_mode_fb_cmd *mode_cmd,
	158	struct drm_framebuffer **fb,
	159	struct drm_gem_object *obj);
	160	#endif /* __INTEL_DRV_H__ */