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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>
Jesse Barnes80824002009-09-10 15:28:06 -070031#include "i915_drv.h"
Jesse Barnes79e53942008-11-07 14:24:08 -080032#include "drm_crtc.h"
33
34#include "drm_crtc_helper.h"
35/*
36 * Display related stuff
37 */
38
39/* store information about an Ixxx DVO */
40/* The i830->i865 use multiple DVOs with multiple i2cs */
41/* the i915, i945 have a single sDVO i2c bus - which is different */
42#define MAX_OUTPUTS 6
43/* maximum connectors per crtcs in the mode set */
44#define INTELFB_CONN_LIMIT 4
45
46#define INTEL_I2C_BUS_DVO 1
47#define INTEL_I2C_BUS_SDVO 2
48
49/* these are outputs from the chip - integrated only
50 external chips are via DVO or SDVO output */
51#define INTEL_OUTPUT_UNUSED 0
52#define INTEL_OUTPUT_ANALOG 1
53#define INTEL_OUTPUT_DVO 2
54#define INTEL_OUTPUT_SDVO 3
55#define INTEL_OUTPUT_LVDS 4
56#define INTEL_OUTPUT_TVOUT 5
Eric Anholt7d573822009-01-02 13:33:00 -080057#define INTEL_OUTPUT_HDMI 6
Keith Packarda4fc5ed2009-04-07 16:16:42 -070058#define INTEL_OUTPUT_DISPLAYPORT 7
Zhenyu Wang32f9d652009-07-24 01:00:32 +080059#define INTEL_OUTPUT_EDP 8
Jesse Barnes79e53942008-11-07 14:24:08 -080060
Ma Lingf8aed702009-08-24 13:50:24 +080061/* Intel Pipe Clone Bit */
62#define INTEL_HDMIB_CLONE_BIT 1
63#define INTEL_HDMIC_CLONE_BIT 2
64#define INTEL_HDMID_CLONE_BIT 3
65#define INTEL_HDMIE_CLONE_BIT 4
66#define INTEL_HDMIF_CLONE_BIT 5
67#define INTEL_SDVO_NON_TV_CLONE_BIT 6
68#define INTEL_SDVO_TV_CLONE_BIT 7
69#define INTEL_SDVO_LVDS_CLONE_BIT 8
70#define INTEL_ANALOG_CLONE_BIT 9
71#define INTEL_TV_CLONE_BIT 10
72#define INTEL_DP_B_CLONE_BIT 11
73#define INTEL_DP_C_CLONE_BIT 12
74#define INTEL_DP_D_CLONE_BIT 13
75#define INTEL_LVDS_CLONE_BIT 14
76#define INTEL_DVO_TMDS_CLONE_BIT 15
77#define INTEL_DVO_LVDS_CLONE_BIT 16
Zhenyu Wang7c8460d2009-09-08 14:52:25 +080078#define INTEL_EDP_CLONE_BIT 17
Ma Lingf8aed702009-08-24 13:50:24 +080079
Jesse Barnes79e53942008-11-07 14:24:08 -080080#define INTEL_DVO_CHIP_NONE 0
81#define INTEL_DVO_CHIP_LVDS 1
82#define INTEL_DVO_CHIP_TMDS 2
83#define INTEL_DVO_CHIP_TVOUT 4
84
85struct intel_i2c_chan {
86 struct drm_device *drm_dev; /* for getting at dev. private (mmio etc.) */
87 u32 reg; /* GPIO reg */
88 struct i2c_adapter adapter;
89 struct i2c_algo_bit_data algo;
Jesse Barnes79e53942008-11-07 14:24:08 -080090};
91
92struct intel_framebuffer {
93 struct drm_framebuffer base;
94 struct drm_gem_object *obj;
95};
96
97
98struct intel_output {
99 struct drm_connector base;
100
101 struct drm_encoder enc;
102 int type;
Keith Packardf9c10a92009-05-30 12:16:25 -0700103 struct i2c_adapter *i2c_bus;
104 struct i2c_adapter *ddc_bus;
Jesse Barnes79e53942008-11-07 14:24:08 -0800105 bool load_detect_temp;
Jesse Barnese2f0ba92009-02-02 15:11:52 -0800106 bool needs_tv_clock;
Jesse Barnes79e53942008-11-07 14:24:08 -0800107 void *dev_priv;
Keith Packardc31c4ba2009-05-06 11:48:58 -0700108 void (*hot_plug)(struct intel_output *);
Ma Lingf8aed702009-08-24 13:50:24 +0800109 int crtc_mask;
110 int clone_mask;
Jesse Barnes79e53942008-11-07 14:24:08 -0800111};
112
Daniel Vetter02e792f2009-09-15 22:57:34 +0200113struct intel_crtc;
114struct intel_overlay {
115 struct drm_device *dev;
116 struct intel_crtc *crtc;
117 struct drm_i915_gem_object *vid_bo;
118 struct drm_i915_gem_object *old_vid_bo;
119 int active;
120 int pfit_active;
121 u32 pfit_vscale_ratio; /* shifted-point number, (1<<12) == 1.0 */
122 u32 color_key;
123 u32 brightness, contrast, saturation;
124 u32 old_xscale, old_yscale;
125 /* register access */
126 u32 flip_addr;
127 struct drm_i915_gem_object *reg_bo;
128 void *virt_addr;
Daniel Vetter5a5a0c62009-09-15 22:57:36 +0200129 /* flip handling */
Daniel Vetter5a5a0c62009-09-15 22:57:36 +0200130 uint32_t last_flip_req;
Daniel Vetter03f77ea2009-09-15 22:57:37 +0200131 int hw_wedged;
132#define HW_WEDGED 1
133#define NEEDS_WAIT_FOR_FLIP 2
134#define RELEASE_OLD_VID 3
135#define SWITCH_OFF_STAGE_1 4
136#define SWITCH_OFF_STAGE_2 5
Daniel Vetter02e792f2009-09-15 22:57:34 +0200137};
138
Jesse Barnes79e53942008-11-07 14:24:08 -0800139struct intel_crtc {
140 struct drm_crtc base;
Jesse Barnes80824002009-09-10 15:28:06 -0700141 enum pipe pipe;
142 enum plane plane;
Kristian Høgsberg3f8bc372008-12-17 22:14:59 -0500143 struct drm_gem_object *cursor_bo;
Jesse Barnes79e53942008-11-07 14:24:08 -0800144 uint32_t cursor_addr;
145 u8 lut_r[256], lut_g[256], lut_b[256];
146 int dpms_mode;
Jesse Barnes652c3932009-08-17 13:31:43 -0700147 bool busy; /* is scanout buffer being updated frequently? */
148 struct timer_list idle_timer;
149 bool lowfreq_avail;
Daniel Vetter02e792f2009-09-15 22:57:34 +0200150 struct intel_overlay *overlay;
Kristian Høgsberg6b95a202009-11-18 11:25:18 -0500151 struct intel_unpin_work *unpin_work;
Jesse Barnes79e53942008-11-07 14:24:08 -0800152};
153
154#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
155#define to_intel_output(x) container_of(x, struct intel_output, base)
156#define enc_to_intel_output(x) container_of(x, struct intel_output, enc)
157#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
158
Keith Packardf9c10a92009-05-30 12:16:25 -0700159struct i2c_adapter *intel_i2c_create(struct drm_device *dev, const u32 reg,
160 const char *name);
161void intel_i2c_destroy(struct i2c_adapter *adapter);
Jesse Barnes79e53942008-11-07 14:24:08 -0800162int intel_ddc_get_modes(struct intel_output *intel_output);
163extern bool intel_ddc_probe(struct intel_output *intel_output);
Shaohua Li0ba0e9e2009-04-07 11:02:28 +0800164void intel_i2c_quirk_set(struct drm_device *dev, bool enable);
Eric Anholtf0217c42009-12-01 11:56:30 -0800165void intel_i2c_reset_gmbus(struct drm_device *dev);
166
Jesse Barnes79e53942008-11-07 14:24:08 -0800167extern void intel_crt_init(struct drm_device *dev);
Eric Anholt7d573822009-01-02 13:33:00 -0800168extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
169extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
Jesse Barnes79e53942008-11-07 14:24:08 -0800170extern void intel_dvo_init(struct drm_device *dev);
171extern void intel_tv_init(struct drm_device *dev);
Jesse Barnes652c3932009-08-17 13:31:43 -0700172extern void intel_mark_busy(struct drm_device *dev, struct drm_gem_object *obj);
Jesse Barnes79e53942008-11-07 14:24:08 -0800173extern void intel_lvds_init(struct drm_device *dev);
Keith Packarda4fc5ed2009-04-07 16:16:42 -0700174extern void intel_dp_init(struct drm_device *dev, int dp_reg);
175void
176intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
177 struct drm_display_mode *adjusted_mode);
Zhenyu Wang32f9d652009-07-24 01:00:32 +0800178extern void intel_edp_link_config (struct intel_output *, int *, int *);
179
Jesse Barnes79e53942008-11-07 14:24:08 -0800180
Daniel Vetter02e792f2009-09-15 22:57:34 +0200181extern int intel_panel_fitter_pipe (struct drm_device *dev);
Jesse Barnes79e53942008-11-07 14:24:08 -0800182extern void intel_crtc_load_lut(struct drm_crtc *crtc);
183extern void intel_encoder_prepare (struct drm_encoder *encoder);
184extern void intel_encoder_commit (struct drm_encoder *encoder);
185
186extern struct drm_encoder *intel_best_encoder(struct drm_connector *connector);
187
188extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
189 struct drm_crtc *crtc);
Carl Worth08d7b3d2009-04-29 14:43:54 -0700190int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
191 struct drm_file *file_priv);
Jesse Barnes79e53942008-11-07 14:24:08 -0800192extern void intel_wait_for_vblank(struct drm_device *dev);
193extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
194extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_output *intel_output,
195 struct drm_display_mode *mode,
196 int *dpms_mode);
197extern void intel_release_load_detect_pipe(struct intel_output *intel_output,
198 int dpms_mode);
199
200extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
201extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
202extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
Jesse Barnes79e53942008-11-07 14:24:08 -0800203extern void intelfb_restore(void);
204extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
205 u16 blue, int regno);
Dave Airlieb8c00ac2009-10-06 13:54:01 +1000206extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
207 u16 *blue, int regno);
Andrew Lutomirski7e8b60f2009-11-08 13:49:51 -0500208extern void intel_init_clock_gating(struct drm_device *dev);
Jesse Barnesf97108d2010-01-29 11:27:07 -0800209extern void ironlake_enable_drps(struct drm_device *dev);
210extern void ironlake_disable_drps(struct drm_device *dev);
Jesse Barnes79e53942008-11-07 14:24:08 -0800211
Dave Airlie38651672010-03-30 05:34:13 +0000212extern int intel_framebuffer_init(struct drm_device *dev,
213 struct intel_framebuffer *ifb,
214 struct drm_mode_fb_cmd *mode_cmd,
215 struct drm_gem_object *obj);
216extern int intel_fbdev_init(struct drm_device *dev);
217extern void intel_fbdev_fini(struct drm_device *dev);
Dave Airlie28d52042009-09-21 14:33:58 +1000218
Kristian Høgsberg6b95a202009-11-18 11:25:18 -0500219extern void intel_prepare_page_flip(struct drm_device *dev, int plane);
220extern void intel_finish_page_flip(struct drm_device *dev, int pipe);
221
Daniel Vetter02e792f2009-09-15 22:57:34 +0200222extern void intel_setup_overlay(struct drm_device *dev);
223extern void intel_cleanup_overlay(struct drm_device *dev);
224extern int intel_overlay_switch_off(struct intel_overlay *overlay);
Daniel Vetter03f77ea2009-09-15 22:57:37 +0200225extern int intel_overlay_recover_from_interrupt(struct intel_overlay *overlay,
226 int interruptible);
Daniel Vetter02e792f2009-09-15 22:57:34 +0200227extern int intel_overlay_put_image(struct drm_device *dev, void *data,
228 struct drm_file *file_priv);
229extern int intel_overlay_attrs(struct drm_device *dev, void *data,
230 struct drm_file *file_priv);
Jesse Barnes79e53942008-11-07 14:24:08 -0800231#endif /* __INTEL_DRV_H__ */