blob: cd4b9c5f715e82e9abb4981945009aee09b2e9da [file] [log] [blame]
Jesse Barnes79e53942008-11-07 14:24:08 -08001/*
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
Eric Anholt7d573822009-01-02 13:33:00 -080056#define INTEL_OUTPUT_HDMI 6
Jesse Barnes79e53942008-11-07 14:24:08 -080057
58#define INTEL_DVO_CHIP_NONE 0
59#define INTEL_DVO_CHIP_LVDS 1
60#define INTEL_DVO_CHIP_TMDS 2
61#define INTEL_DVO_CHIP_TVOUT 4
62
63struct intel_i2c_chan {
64 struct drm_device *drm_dev; /* for getting at dev. private (mmio etc.) */
65 u32 reg; /* GPIO reg */
66 struct i2c_adapter adapter;
67 struct i2c_algo_bit_data algo;
68 u8 slave_addr;
69};
70
71struct intel_framebuffer {
72 struct drm_framebuffer base;
73 struct drm_gem_object *obj;
74};
75
76
77struct intel_output {
78 struct drm_connector base;
79
80 struct drm_encoder enc;
81 int type;
82 struct intel_i2c_chan *i2c_bus; /* for control functions */
83 struct intel_i2c_chan *ddc_bus; /* for DDC only stuff */
84 bool load_detect_temp;
Jesse Barnese2f0ba92009-02-02 15:11:52 -080085 bool needs_tv_clock;
Jesse Barnes79e53942008-11-07 14:24:08 -080086 void *dev_priv;
87};
88
89struct intel_crtc {
90 struct drm_crtc base;
91 int pipe;
92 int plane;
Kristian Høgsberg3f8bc372008-12-17 22:14:59 -050093 struct drm_gem_object *cursor_bo;
Jesse Barnes79e53942008-11-07 14:24:08 -080094 uint32_t cursor_addr;
95 u8 lut_r[256], lut_g[256], lut_b[256];
96 int dpms_mode;
97 struct intel_framebuffer *fbdev_fb;
98 /* a mode_set for fbdev users on this crtc */
99 struct drm_mode_set mode_set;
100};
101
102#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
103#define to_intel_output(x) container_of(x, struct intel_output, base)
104#define enc_to_intel_output(x) container_of(x, struct intel_output, enc)
105#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
106
107struct intel_i2c_chan *intel_i2c_create(struct drm_device *dev, const u32 reg,
108 const char *name);
109void intel_i2c_destroy(struct intel_i2c_chan *chan);
110int intel_ddc_get_modes(struct intel_output *intel_output);
111extern bool intel_ddc_probe(struct intel_output *intel_output);
Shaohua Li0ba0e9e2009-04-07 11:02:28 +0800112void intel_i2c_quirk_set(struct drm_device *dev, bool enable);
Jesse Barnes79e53942008-11-07 14:24:08 -0800113extern void intel_crt_init(struct drm_device *dev);
Eric Anholt7d573822009-01-02 13:33:00 -0800114extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
115extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
Jesse Barnes79e53942008-11-07 14:24:08 -0800116extern void intel_dvo_init(struct drm_device *dev);
117extern void intel_tv_init(struct drm_device *dev);
118extern void intel_lvds_init(struct drm_device *dev);
119
120extern void intel_crtc_load_lut(struct drm_crtc *crtc);
121extern void intel_encoder_prepare (struct drm_encoder *encoder);
122extern void intel_encoder_commit (struct drm_encoder *encoder);
123
124extern struct drm_encoder *intel_best_encoder(struct drm_connector *connector);
125
126extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
127 struct drm_crtc *crtc);
Carl Worth08d7b3d2009-04-29 14:43:54 -0700128int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
129 struct drm_file *file_priv);
Jesse Barnes79e53942008-11-07 14:24:08 -0800130extern void intel_wait_for_vblank(struct drm_device *dev);
131extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
132extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_output *intel_output,
133 struct drm_display_mode *mode,
134 int *dpms_mode);
135extern void intel_release_load_detect_pipe(struct intel_output *intel_output,
136 int dpms_mode);
137
138extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
139extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
140extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
141extern int intelfb_probe(struct drm_device *dev);
142extern int intelfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
143extern int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc);
144extern void intelfb_restore(void);
145extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
146 u16 blue, int regno);
147
148extern int intel_framebuffer_create(struct drm_device *dev,
149 struct drm_mode_fb_cmd *mode_cmd,
150 struct drm_framebuffer **fb,
151 struct drm_gem_object *obj);
152#endif /* __INTEL_DRV_H__ */