2 * Copyright (c) 2009-2011, Intel Corporation.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 #ifndef __INTEL_DRV_H__
20 #define __INTEL_DRV_H__
22 #include <linux/i2c.h>
23 #include <linux/i2c-algo-bit.h>
24 #include <drm/drm_crtc.h>
25 #include <drm/drm_crtc_helper.h>
26 #include <linux/gpio.h>
29 * Display related stuff
32 /* store information about an Ixxx DVO */
33 /* The i830->i865 use multiple DVOs with multiple i2cs */
34 /* the i915, i945 have a single sDVO i2c bus - which is different */
36 /* maximum connectors per crtcs in the mode set */
37 #define INTELFB_CONN_LIMIT 4
39 #define INTEL_I2C_BUS_DVO 1
40 #define INTEL_I2C_BUS_SDVO 2
42 /* these are outputs from the chip - integrated only
43 * external chips are via DVO or SDVO output */
44 #define INTEL_OUTPUT_UNUSED 0
45 #define INTEL_OUTPUT_ANALOG 1
46 #define INTEL_OUTPUT_DVO 2
47 #define INTEL_OUTPUT_SDVO 3
48 #define INTEL_OUTPUT_LVDS 4
49 #define INTEL_OUTPUT_TVOUT 5
50 #define INTEL_OUTPUT_HDMI 6
51 #define INTEL_OUTPUT_MIPI 7
52 #define INTEL_OUTPUT_MIPI2 8
54 #define INTEL_DVO_CHIP_NONE 0
55 #define INTEL_DVO_CHIP_LVDS 1
56 #define INTEL_DVO_CHIP_TMDS 2
57 #define INTEL_DVO_CHIP_TVOUT 4
60 * Hold information useally put on the device driver privates here,
61 * since it needs to be shared across multiple of devices drivers privates.
63 struct psb_intel_mode_device
{
66 * Abstracted memory manager operations
68 size_t(*bo_offset
) (struct drm_device
*dev
, void *bo
);
73 int cursor_needs_physical
;
78 int backlight_duty_cycle
; /* restore backlight to this value */
79 bool panel_wants_dither
;
80 struct drm_display_mode
*panel_fixed_mode
;
81 struct drm_display_mode
*panel_fixed_mode2
;
82 struct drm_display_mode
*vbt_mode
; /* if any */
84 uint32_t saveBLC_PWM_CTL
;
87 struct psb_intel_i2c_chan
{
88 /* for getting at dev. private (mmio etc.) */
89 struct drm_device
*drm_dev
;
90 u32 reg
; /* GPIO reg */
91 struct i2c_adapter adapter
;
92 struct i2c_algo_bit_data algo
;
96 struct psb_intel_output
{
97 struct drm_connector base
;
99 struct drm_encoder enc
;
102 struct psb_intel_i2c_chan
*i2c_bus
; /* for control functions */
103 struct psb_intel_i2c_chan
*ddc_bus
; /* for DDC only stuff */
104 bool load_detect_temp
;
107 struct psb_intel_mode_device
*mode_dev
;
111 struct psb_intel_crtc_state
{
112 uint32_t saveDSPCNTR
;
113 uint32_t savePIPECONF
;
114 uint32_t savePIPESRC
;
124 uint32_t saveDSPSTRIDE
;
125 uint32_t saveDSPSIZE
;
127 uint32_t saveDSPBASE
;
128 uint32_t savePalette
[256];
131 struct psb_intel_crtc
{
132 struct drm_crtc base
;
135 uint32_t cursor_addr
;
136 u8 lut_r
[256], lut_g
[256], lut_b
[256];
138 struct psb_intel_framebuffer
*fbdev_fb
;
139 /* a mode_set for fbdev users on this crtc */
140 struct drm_mode_set mode_set
;
142 /* GEM object that holds our cursor */
143 struct drm_gem_object
*cursor_obj
;
145 struct drm_display_mode saved_mode
;
146 struct drm_display_mode saved_adjusted_mode
;
148 struct psb_intel_mode_device
*mode_dev
;
150 /*crtc mode setting flags*/
153 /* Saved Crtc HW states */
154 struct psb_intel_crtc_state
*crtc_state
;
157 #define to_psb_intel_crtc(x) \
158 container_of(x, struct psb_intel_crtc, base)
159 #define to_psb_intel_output(x) \
160 container_of(x, struct psb_intel_output, base)
161 #define enc_to_psb_intel_output(x) \
162 container_of(x, struct psb_intel_output, enc)
163 #define to_psb_intel_framebuffer(x) \
164 container_of(x, struct psb_intel_framebuffer, base)
166 struct psb_intel_i2c_chan
*psb_intel_i2c_create(struct drm_device
*dev
,
167 const u32 reg
, const char *name
);
168 void psb_intel_i2c_destroy(struct psb_intel_i2c_chan
*chan
);
169 int psb_intel_ddc_get_modes(struct psb_intel_output
*psb_intel_output
);
170 extern bool psb_intel_ddc_probe(struct psb_intel_output
*psb_intel_output
);
172 extern void psb_intel_crtc_init(struct drm_device
*dev
, int pipe
,
173 struct psb_intel_mode_device
*mode_dev
);
174 extern void psb_intel_crt_init(struct drm_device
*dev
);
175 extern void psb_intel_sdvo_init(struct drm_device
*dev
, int output_device
);
176 extern void psb_intel_dvo_init(struct drm_device
*dev
);
177 extern void psb_intel_tv_init(struct drm_device
*dev
);
178 extern void psb_intel_lvds_init(struct drm_device
*dev
,
179 struct psb_intel_mode_device
*mode_dev
);
180 extern void psb_intel_lvds_set_brightness(struct drm_device
*dev
, int level
);
181 extern void mrst_lvds_init(struct drm_device
*dev
,
182 struct psb_intel_mode_device
*mode_dev
);
183 extern void mrst_wait_for_INTR_PKT_SENT(struct drm_device
*dev
);
184 extern void mrst_dsi_init(struct drm_device
*dev
,
185 struct psb_intel_mode_device
*mode_dev
);
186 extern void mid_dsi_init(struct drm_device
*dev
,
187 struct psb_intel_mode_device
*mode_dev
, int dsi_num
);
189 extern void psb_intel_crtc_load_lut(struct drm_crtc
*crtc
);
190 extern void psb_intel_encoder_prepare(struct drm_encoder
*encoder
);
191 extern void psb_intel_encoder_commit(struct drm_encoder
*encoder
);
193 extern struct drm_encoder
*psb_intel_best_encoder(struct drm_connector
196 extern struct drm_display_mode
*psb_intel_crtc_mode_get(struct drm_device
*dev
,
197 struct drm_crtc
*crtc
);
198 extern void psb_intel_wait_for_vblank(struct drm_device
*dev
);
199 extern int psb_intel_get_pipe_from_crtc_id(struct drm_device
*dev
, void *data
,
200 struct drm_file
*file_priv
);
201 extern struct drm_crtc
*psb_intel_get_crtc_from_pipe(struct drm_device
*dev
,
203 extern struct drm_connector
*psb_intel_sdvo_find(struct drm_device
*dev
,
205 extern int psb_intel_sdvo_supports_hotplug(struct drm_connector
*connector
);
206 extern void psb_intel_sdvo_set_hotplug(struct drm_connector
*connector
,
208 extern int intelfb_probe(struct drm_device
*dev
);
209 extern int intelfb_remove(struct drm_device
*dev
,
210 struct drm_framebuffer
*fb
);
211 extern struct drm_framebuffer
*psb_intel_framebuffer_create(struct drm_device
216 extern bool psb_intel_lvds_mode_fixup(struct drm_encoder
*encoder
,
217 struct drm_display_mode
*mode
,
218 struct drm_display_mode
*adjusted_mode
);
219 extern int psb_intel_lvds_mode_valid(struct drm_connector
*connector
,
220 struct drm_display_mode
*mode
);
221 extern int psb_intel_lvds_set_property(struct drm_connector
*connector
,
222 struct drm_property
*property
,
224 extern void psb_intel_lvds_destroy(struct drm_connector
*connector
);
225 extern const struct drm_encoder_funcs psb_intel_lvds_enc_funcs
;
227 extern void mdfldWaitForPipeDisable(struct drm_device
*dev
, int pipe
);
228 extern void mdfldWaitForPipeEnable(struct drm_device
*dev
, int pipe
);
230 #endif /* __INTEL_DRV_H__ */