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gerrit-public.fairphone.software / kernel / msm-4.9 / 3f8bc370ac679a5fe5c098f30d3cf8e80f62a9f8 / . / drivers / gpu / drm / i915 / intel_drv.h
blob: 94981ee7b8bd9cf72c4fd80c8e9f4036c0ea60b6 [file] [log] [blame]
Jesse Barnes79e53942008-11-07 14:24:08 -0800[diff] [blame]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
56
57#define INTEL_DVO_CHIP_NONE 0
58#define INTEL_DVO_CHIP_LVDS 1
59#define INTEL_DVO_CHIP_TMDS 2
60#define INTEL_DVO_CHIP_TVOUT 4
61
62struct intel_i2c_chan {
63 struct drm_device *drm_dev; /* for getting at dev. private (mmio etc.) */
64 u32 reg; /* GPIO reg */
65 struct i2c_adapter adapter;
66 struct i2c_algo_bit_data algo;
67 u8 slave_addr;
68};
69
70struct intel_framebuffer {
71 struct drm_framebuffer base;
72 struct drm_gem_object *obj;
73};
74
75
76struct intel_output {
77 struct drm_connector base;
78
79 struct drm_encoder enc;
80 int type;
81 struct intel_i2c_chan *i2c_bus; /* for control functions */
82 struct intel_i2c_chan *ddc_bus; /* for DDC only stuff */
83 bool load_detect_temp;
84 void *dev_priv;
85};
86
87struct intel_crtc {
88 struct drm_crtc base;
89 int pipe;
90 int plane;
Kristian Høgsberg3f8bc372008-12-17 22:14:59 -0500[diff] [blame^]91 struct drm_gem_object *cursor_bo;
Jesse Barnes79e53942008-11-07 14:24:08 -0800[diff] [blame]92 uint32_t cursor_addr;
93 u8 lut_r[256], lut_g[256], lut_b[256];
94 int dpms_mode;
95 struct intel_framebuffer *fbdev_fb;
96 /* a mode_set for fbdev users on this crtc */
97 struct drm_mode_set mode_set;
98};
99
100#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
101#define to_intel_output(x) container_of(x, struct intel_output, base)
102#define enc_to_intel_output(x) container_of(x, struct intel_output, enc)
103#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
104
105struct intel_i2c_chan *intel_i2c_create(struct drm_device *dev, const u32 reg,
106 const char *name);
107void intel_i2c_destroy(struct intel_i2c_chan *chan);
108int intel_ddc_get_modes(struct intel_output *intel_output);
109extern bool intel_ddc_probe(struct intel_output *intel_output);
110
111extern void intel_crt_init(struct drm_device *dev);
112extern void intel_sdvo_init(struct drm_device *dev, int output_device);
113extern void intel_dvo_init(struct drm_device *dev);
114extern void intel_tv_init(struct drm_device *dev);
115extern void intel_lvds_init(struct drm_device *dev);
116
117extern void intel_crtc_load_lut(struct drm_crtc *crtc);
118extern void intel_encoder_prepare (struct drm_encoder *encoder);
119extern void intel_encoder_commit (struct drm_encoder *encoder);
120
121extern struct drm_encoder *intel_best_encoder(struct drm_connector *connector);
122
123extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
124 struct drm_crtc *crtc);
125extern void intel_wait_for_vblank(struct drm_device *dev);
126extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
127extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_output *intel_output,
128 struct drm_display_mode *mode,
129 int *dpms_mode);
130extern void intel_release_load_detect_pipe(struct intel_output *intel_output,
131 int dpms_mode);
132
133extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
134extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
135extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
136extern int intelfb_probe(struct drm_device *dev);
137extern int intelfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
138extern int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc);
139extern void intelfb_restore(void);
140extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
141 u16 blue, int regno);
142
143extern int intel_framebuffer_create(struct drm_device *dev,
144 struct drm_mode_fb_cmd *mode_cmd,
145 struct drm_framebuffer **fb,
146 struct drm_gem_object *obj);
147#endif /* __INTEL_DRV_H__ */