[linux-2.6-block.git] / drivers / gpu / drm / gma500 / psb_intel_drv.h

/*
 * Copyright (c) 2009-2011, Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
 *
 */

#ifndef __INTEL_DRV_H__
#define __INTEL_DRV_H__

#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
#include <linux/gpio.h>

/*
 * Display related stuff
 */

/* 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

/* Intel Pipe Clone Bit */
#define INTEL_HDMIB_CLONE_BIT 1
#define INTEL_HDMIC_CLONE_BIT 2
#define INTEL_HDMID_CLONE_BIT 3
#define INTEL_HDMIE_CLONE_BIT 4
#define INTEL_HDMIF_CLONE_BIT 5
#define INTEL_SDVO_NON_TV_CLONE_BIT 6
#define INTEL_SDVO_TV_CLONE_BIT 7
#define INTEL_SDVO_LVDS_CLONE_BIT 8
#define INTEL_ANALOG_CLONE_BIT 9
#define INTEL_TV_CLONE_BIT 10
#define INTEL_DP_B_CLONE_BIT 11
#define INTEL_DP_C_CLONE_BIT 12
#define INTEL_DP_D_CLONE_BIT 13
#define INTEL_LVDS_CLONE_BIT 14
#define INTEL_DVO_TMDS_CLONE_BIT 15
#define INTEL_DVO_LVDS_CLONE_BIT 16
#define INTEL_EDP_CLONE_BIT 17

/* 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_MIPI 7
#define INTEL_OUTPUT_MIPI2 8
#define INTEL_OUTPUT_DISPLAYPORT 9
#define INTEL_OUTPUT_EDP 10

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

#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)

static inline void
psb_intel_mode_set_pixel_multiplier(struct drm_display_mode *mode,
				int multiplier)
{
	mode->clock *= multiplier;
	mode->private_flags |= multiplier;
}

static inline int
psb_intel_mode_get_pixel_multiplier(const struct drm_display_mode *mode)
{
	return (mode->private_flags & INTEL_MODE_PIXEL_MULTIPLIER_MASK)
	       >> INTEL_MODE_PIXEL_MULTIPLIER_SHIFT;
}


/*
 * Hold information useally put on the device driver privates here,
 * since it needs to be shared across multiple of devices drivers privates.
 */
struct psb_intel_mode_device {

	/*
	 * Abstracted memory manager operations
	 */
	 size_t(*bo_offset) (struct drm_device *dev, void *bo);

	/*
	 * LVDS info
	 */
	int backlight_duty_cycle;	/* restore backlight to this value */
	bool panel_wants_dither;
	struct drm_display_mode *panel_fixed_mode;
	struct drm_display_mode *panel_fixed_mode2;
	struct drm_display_mode *vbt_mode;	/* if any */

	uint32_t saveBLC_PWM_CTL;
};

struct psb_intel_i2c_chan {
	/* for getting at dev. private (mmio etc.) */
	struct drm_device *drm_dev;
	u32 reg;		/* GPIO reg */
	struct i2c_adapter adapter;
	struct i2c_algo_bit_data algo;
	u8 slave_addr;
};

struct psb_intel_encoder {
	struct drm_encoder base;
	int type;
	bool needs_tv_clock;
	void (*hot_plug)(struct psb_intel_encoder *);
	int crtc_mask;
	int clone_mask;
	u32 ddi_select;	/* Channel info */
#define DDI0_SELECT	0x01
#define DDI1_SELECT	0x02
#define DP_MASK		0x8000
#define DDI_MASK	0x03
	void *dev_priv; /* For sdvo_priv, lvds_priv, etc... */

	/* FIXME: Either make SDVO and LVDS store it's i2c here or give CDV it's
	   own set of output privates */
	struct psb_intel_i2c_chan *i2c_bus;
	struct psb_intel_i2c_chan *ddc_bus;
};

struct psb_intel_connector {
	struct drm_connector base;
	struct psb_intel_encoder *encoder;
};

struct psb_intel_crtc_state {
	uint32_t saveDSPCNTR;
	uint32_t savePIPECONF;
	uint32_t savePIPESRC;
	uint32_t saveDPLL;
	uint32_t saveFP0;
	uint32_t saveFP1;
	uint32_t saveHTOTAL;
	uint32_t saveHBLANK;
	uint32_t saveHSYNC;
	uint32_t saveVTOTAL;
	uint32_t saveVBLANK;
	uint32_t saveVSYNC;
	uint32_t saveDSPSTRIDE;
	uint32_t saveDSPSIZE;
	uint32_t saveDSPPOS;
	uint32_t saveDSPBASE;
	uint32_t savePalette[256];
};

struct psb_intel_crtc {
	struct drm_crtc base;
	int pipe;
	int plane;
	uint32_t cursor_addr;
	struct gtt_range *cursor_gt;
	u8 lut_r[256], lut_g[256], lut_b[256];
	u8 lut_adj[256];
	struct psb_intel_framebuffer *fbdev_fb;
	/* a mode_set for fbdev users on this crtc */
	struct drm_mode_set mode_set;

	/* GEM object that holds our cursor */
	struct drm_gem_object *cursor_obj;

	struct drm_display_mode saved_mode;
	struct drm_display_mode saved_adjusted_mode;

	struct psb_intel_mode_device *mode_dev;

	/*crtc mode setting flags*/
	u32 mode_flags;

	bool active;

	/* Saved Crtc HW states */
	struct psb_intel_crtc_state *crtc_state;
};

#define to_psb_intel_crtc(x)	\
		container_of(x, struct psb_intel_crtc, base)
#define to_psb_intel_connector(x) \
		container_of(x, struct psb_intel_connector, base)
#define to_psb_intel_encoder(x)	\
		container_of(x, struct psb_intel_encoder, base)
#define to_psb_intel_framebuffer(x)	\
		container_of(x, struct psb_intel_framebuffer, base)

struct psb_intel_i2c_chan *psb_intel_i2c_create(struct drm_device *dev,
					const u32 reg, const char *name);
void psb_intel_i2c_destroy(struct psb_intel_i2c_chan *chan);
int psb_intel_ddc_get_modes(struct drm_connector *connector,
			    struct i2c_adapter *adapter);
extern bool psb_intel_ddc_probe(struct i2c_adapter *adapter);

extern void psb_intel_crtc_init(struct drm_device *dev, int pipe,
			    struct psb_intel_mode_device *mode_dev);
extern void psb_intel_crt_init(struct drm_device *dev);
extern bool psb_intel_sdvo_init(struct drm_device *dev, int output_device);
extern void psb_intel_dvo_init(struct drm_device *dev);
extern void psb_intel_tv_init(struct drm_device *dev);
extern void psb_intel_lvds_init(struct drm_device *dev,
			    struct psb_intel_mode_device *mode_dev);
extern void psb_intel_lvds_set_brightness(struct drm_device *dev, int level);
extern void oaktrail_lvds_init(struct drm_device *dev,
			   struct psb_intel_mode_device *mode_dev);
extern void oaktrail_wait_for_INTR_PKT_SENT(struct drm_device *dev);
extern void oaktrail_dsi_init(struct drm_device *dev,
			   struct psb_intel_mode_device *mode_dev);
extern void mid_dsi_init(struct drm_device *dev,
		    struct psb_intel_mode_device *mode_dev, int dsi_num);

extern void psb_intel_crtc_load_lut(struct drm_crtc *crtc);
extern void psb_intel_encoder_prepare(struct drm_encoder *encoder);
extern void psb_intel_encoder_commit(struct drm_encoder *encoder);
extern void psb_intel_encoder_destroy(struct drm_encoder *encoder);

static inline struct psb_intel_encoder *psb_intel_attached_encoder(
						struct drm_connector *connector)
{
	return to_psb_intel_connector(connector)->encoder;
}

extern void psb_intel_connector_attach_encoder(
					struct psb_intel_connector *connector,
					struct psb_intel_encoder *encoder);

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

extern struct drm_display_mode *psb_intel_crtc_mode_get(struct drm_device *dev,
						    struct drm_crtc *crtc);
extern void psb_intel_wait_for_vblank(struct drm_device *dev);
extern int psb_intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
				struct drm_file *file_priv);
extern struct drm_crtc *psb_intel_get_crtc_from_pipe(struct drm_device *dev,
						 int pipe);
extern struct drm_connector *psb_intel_sdvo_find(struct drm_device *dev,
					     int sdvoB);
extern int psb_intel_sdvo_supports_hotplug(struct drm_connector *connector);
extern void psb_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 struct drm_framebuffer *psb_intel_framebuffer_create(struct drm_device
							*dev, struct
							drm_mode_fb_cmd
							*mode_cmd,
							void *mm_private);
extern bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
				      const struct drm_display_mode *mode,
				      struct drm_display_mode *adjusted_mode);
extern int psb_intel_lvds_mode_valid(struct drm_connector *connector,
				     struct drm_display_mode *mode);
extern int psb_intel_lvds_set_property(struct drm_connector *connector,
					struct drm_property *property,
					uint64_t value);
extern void psb_intel_lvds_destroy(struct drm_connector *connector);
extern const struct drm_encoder_funcs psb_intel_lvds_enc_funcs;

/* intel_gmbus.c */
extern void gma_intel_i2c_reset(struct drm_device *dev);
extern int gma_intel_setup_gmbus(struct drm_device *dev);
extern void gma_intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed);
extern void gma_intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit);
extern void gma_intel_teardown_gmbus(struct drm_device *dev);

/* DP support */
extern void cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev, int output_reg);
extern void psb_intel_dp_set_m_n(struct drm_crtc *crtc,
					struct drm_display_mode *mode,
					struct drm_display_mode *adjusted_mode);

extern void psb_intel_attach_force_audio_property(struct drm_connector *connector);
extern void psb_intel_attach_broadcast_rgb_property(struct drm_connector *connector);

extern int cdv_sb_read(struct drm_device *dev, u32 reg, u32 *val);
extern int cdv_sb_write(struct drm_device *dev, u32 reg, u32 val);
extern void cdv_sb_reset(struct drm_device *dev);

extern void cdv_intel_attach_force_audio_property(struct drm_connector *connector);
extern void cdv_intel_attach_broadcast_rgb_property(struct drm_connector *connector);

#endif				/* __INTEL_DRV_H__ */
Commit	Line	Data
89c78134 AC	1	/*
	2	* Copyright (c) 2009-2011, Intel Corporation.
	3	*
	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.
	7	*
	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
	11	* more details.
	12	*
	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.
	16	*
	17	*/
	18
	19	#ifndef __INTEL_DRV_H__
	20	#define __INTEL_DRV_H__
	21
	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>
	27
	28	/*
	29	* Display related stuff
	30	*/
	31
89c78134 AC	32	/* maximum connectors per crtcs in the mode set */
	33	#define INTELFB_CONN_LIMIT 4
	34
	35	#define INTEL_I2C_BUS_DVO 1
	36	#define INTEL_I2C_BUS_SDVO 2
	37
5736995b PJ	38	/* Intel Pipe Clone Bit */
	39	#define INTEL_HDMIB_CLONE_BIT 1
	40	#define INTEL_HDMIC_CLONE_BIT 2
	41	#define INTEL_HDMID_CLONE_BIT 3
	42	#define INTEL_HDMIE_CLONE_BIT 4
	43	#define INTEL_HDMIF_CLONE_BIT 5
	44	#define INTEL_SDVO_NON_TV_CLONE_BIT 6
	45	#define INTEL_SDVO_TV_CLONE_BIT 7
	46	#define INTEL_SDVO_LVDS_CLONE_BIT 8
	47	#define INTEL_ANALOG_CLONE_BIT 9
	48	#define INTEL_TV_CLONE_BIT 10
	49	#define INTEL_DP_B_CLONE_BIT 11
	50	#define INTEL_DP_C_CLONE_BIT 12
	51	#define INTEL_DP_D_CLONE_BIT 13
	52	#define INTEL_LVDS_CLONE_BIT 14
	53	#define INTEL_DVO_TMDS_CLONE_BIT 15
	54	#define INTEL_DVO_LVDS_CLONE_BIT 16
	55	#define INTEL_EDP_CLONE_BIT 17
	56
89c78134 AC	57	/* these are outputs from the chip - integrated only
	58	* external chips are via DVO or SDVO output */
	59	#define INTEL_OUTPUT_UNUSED 0
	60	#define INTEL_OUTPUT_ANALOG 1
	61	#define INTEL_OUTPUT_DVO 2
	62	#define INTEL_OUTPUT_SDVO 3
	63	#define INTEL_OUTPUT_LVDS 4
	64	#define INTEL_OUTPUT_TVOUT 5
	65	#define INTEL_OUTPUT_HDMI 6
	66	#define INTEL_OUTPUT_MIPI 7
	67	#define INTEL_OUTPUT_MIPI2 8
8695b612 AC	68	#define INTEL_OUTPUT_DISPLAYPORT 9
8695b612 AC	69	#define INTEL_OUTPUT_EDP 10
89c78134 AC	70
	71	#define INTEL_DVO_CHIP_NONE 0
	72	#define INTEL_DVO_CHIP_LVDS 1
	73	#define INTEL_DVO_CHIP_TMDS 2
	74	#define INTEL_DVO_CHIP_TVOUT 4
	75
5736995b PJ	76	#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
	77	#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)
	78
	79	static inline void
	80	psb_intel_mode_set_pixel_multiplier(struct drm_display_mode *mode,
	81	int multiplier)
	82	{
	83	mode->clock *= multiplier;
	84	mode->private_flags \|= multiplier;
	85	}
	86
	87	static inline int
	88	psb_intel_mode_get_pixel_multiplier(const struct drm_display_mode *mode)
	89	{
	90	return (mode->private_flags & INTEL_MODE_PIXEL_MULTIPLIER_MASK)
	91	>> INTEL_MODE_PIXEL_MULTIPLIER_SHIFT;
	92	}
	93
	94
89c78134 AC	95	/*
	96	* Hold information useally put on the device driver privates here,
	97	* since it needs to be shared across multiple of devices drivers privates.
	98	*/
	99	struct psb_intel_mode_device {
	100
	101	/*
	102	* Abstracted memory manager operations
	103	*/
	104	size_t(bo_offset) (struct drm_device dev, void *bo);
	105
89c78134 AC	106	/*
	107	* LVDS info
	108	*/
	109	int backlight_duty_cycle; /* restore backlight to this value */
	110	bool panel_wants_dither;
	111	struct drm_display_mode *panel_fixed_mode;
	112	struct drm_display_mode *panel_fixed_mode2;
	113	struct drm_display_mode vbt_mode; / if any */
	114
	115	uint32_t saveBLC_PWM_CTL;
	116	};
	117
	118	struct psb_intel_i2c_chan {
	119	/* for getting at dev. private (mmio etc.) */
	120	struct drm_device *drm_dev;
	121	u32 reg; /* GPIO reg */
	122	struct i2c_adapter adapter;
	123	struct i2c_algo_bit_data algo;
	124	u8 slave_addr;
	125	};
	126
75e9d019 PJ	127	struct psb_intel_encoder {
75e9d019 PJ	128	struct drm_encoder base;
89c78134	129	int type;
75e9d019 PJ	130	bool needs_tv_clock;
	131	void (hot_plug)(struct psb_intel_encoder );
	132	int crtc_mask;
	133	int clone_mask;
d6676096 ZY	134	u32 ddi_select; /* Channel info */
	135	#define DDI0_SELECT 0x01
	136	#define DDI1_SELECT 0x02
220801bd	137	#define DP_MASK 0x8000
d6676096	138	#define DDI_MASK 0x03
75e9d019	139	void dev_priv; / For sdvo_priv, lvds_priv, etc... */
a12d6a07 PJ	140
	141	/* FIXME: Either make SDVO and LVDS store it's i2c here or give CDV it's
	142	own set of output privates */
	143	struct psb_intel_i2c_chan *i2c_bus;
	144	struct psb_intel_i2c_chan *ddc_bus;
75e9d019	145	};
89c78134	146
75e9d019 PJ	147	struct psb_intel_connector {
	148	struct drm_connector base;
	149	struct psb_intel_encoder *encoder;
89c78134 AC	150	};
	151
	152	struct psb_intel_crtc_state {
	153	uint32_t saveDSPCNTR;
	154	uint32_t savePIPECONF;
	155	uint32_t savePIPESRC;
	156	uint32_t saveDPLL;
	157	uint32_t saveFP0;
	158	uint32_t saveFP1;
	159	uint32_t saveHTOTAL;
	160	uint32_t saveHBLANK;
	161	uint32_t saveHSYNC;
	162	uint32_t saveVTOTAL;
	163	uint32_t saveVBLANK;
	164	uint32_t saveVSYNC;
	165	uint32_t saveDSPSTRIDE;
	166	uint32_t saveDSPSIZE;
	167	uint32_t saveDSPPOS;
	168	uint32_t saveDSPBASE;
	169	uint32_t savePalette[256];
	170	};
	171
	172	struct psb_intel_crtc {
	173	struct drm_crtc base;
	174	int pipe;
	175	int plane;
	176	uint32_t cursor_addr;
bc794829	177	struct gtt_range *cursor_gt;
89c78134 AC	178	u8 lut_r[256], lut_g[256], lut_b[256];
	179	u8 lut_adj[256];
	180	struct psb_intel_framebuffer *fbdev_fb;
	181	/* a mode_set for fbdev users on this crtc */
	182	struct drm_mode_set mode_set;
	183
	184	/* GEM object that holds our cursor */
	185	struct drm_gem_object *cursor_obj;
	186
	187	struct drm_display_mode saved_mode;
	188	struct drm_display_mode saved_adjusted_mode;
	189
	190	struct psb_intel_mode_device *mode_dev;
	191
	192	/crtc mode setting flags/
	193	u32 mode_flags;
	194
acd7ef92	195	bool active;
acd7ef92	196
89c78134 AC	197	/* Saved Crtc HW states */
	198	struct psb_intel_crtc_state *crtc_state;
	199	};
	200
	201	#define to_psb_intel_crtc(x) \
	202	container_of(x, struct psb_intel_crtc, base)
75e9d019 PJ	203	#define to_psb_intel_connector(x) \
	204	container_of(x, struct psb_intel_connector, base)
	205	#define to_psb_intel_encoder(x) \
	206	container_of(x, struct psb_intel_encoder, base)
89c78134 AC	207	#define to_psb_intel_framebuffer(x) \
	208	container_of(x, struct psb_intel_framebuffer, base)
	209
	210	struct psb_intel_i2c_chan psb_intel_i2c_create(struct drm_device dev,
	211	const u32 reg, const char *name);
	212	void psb_intel_i2c_destroy(struct psb_intel_i2c_chan *chan);
352b16a0 PJ	213	int psb_intel_ddc_get_modes(struct drm_connector *connector,
	214	struct i2c_adapter *adapter);
	215	extern bool psb_intel_ddc_probe(struct i2c_adapter *adapter);
89c78134 AC	216
	217	extern void psb_intel_crtc_init(struct drm_device *dev, int pipe,
	218	struct psb_intel_mode_device *mode_dev);
	219	extern void psb_intel_crt_init(struct drm_device *dev);
5736995b	220	extern bool psb_intel_sdvo_init(struct drm_device *dev, int output_device);
89c78134 AC	221	extern void psb_intel_dvo_init(struct drm_device *dev);
	222	extern void psb_intel_tv_init(struct drm_device *dev);
	223	extern void psb_intel_lvds_init(struct drm_device *dev,
	224	struct psb_intel_mode_device *mode_dev);
	225	extern void psb_intel_lvds_set_brightness(struct drm_device *dev, int level);
	226	extern void oaktrail_lvds_init(struct drm_device *dev,
	227	struct psb_intel_mode_device *mode_dev);
	228	extern void oaktrail_wait_for_INTR_PKT_SENT(struct drm_device *dev);
	229	extern void oaktrail_dsi_init(struct drm_device *dev,
	230	struct psb_intel_mode_device *mode_dev);
	231	extern void mid_dsi_init(struct drm_device *dev,
	232	struct psb_intel_mode_device *mode_dev, int dsi_num);
	233
	234	extern void psb_intel_crtc_load_lut(struct drm_crtc *crtc);
	235	extern void psb_intel_encoder_prepare(struct drm_encoder *encoder);
	236	extern void psb_intel_encoder_commit(struct drm_encoder *encoder);
5736995b	237	extern void psb_intel_encoder_destroy(struct drm_encoder *encoder);
89c78134	238
75e9d019 PJ	239	static inline struct psb_intel_encoder *psb_intel_attached_encoder(
	240	struct drm_connector *connector)
	241	{
	242	return to_psb_intel_connector(connector)->encoder;
	243	}
	244
	245	extern void psb_intel_connector_attach_encoder(
	246	struct psb_intel_connector *connector,
	247	struct psb_intel_encoder *encoder);
	248
89c78134 AC	249	extern struct drm_encoder *psb_intel_best_encoder(struct drm_connector
	250	*connector);
	251
	252	extern struct drm_display_mode psb_intel_crtc_mode_get(struct drm_device dev,
	253	struct drm_crtc *crtc);
	254	extern void psb_intel_wait_for_vblank(struct drm_device *dev);
	255	extern int psb_intel_get_pipe_from_crtc_id(struct drm_device dev, void data,
	256	struct drm_file *file_priv);
	257	extern struct drm_crtc psb_intel_get_crtc_from_pipe(struct drm_device dev,
	258	int pipe);
	259	extern struct drm_connector psb_intel_sdvo_find(struct drm_device dev,
	260	int sdvoB);
	261	extern int psb_intel_sdvo_supports_hotplug(struct drm_connector *connector);
	262	extern void psb_intel_sdvo_set_hotplug(struct drm_connector *connector,
	263	int enable);
	264	extern int intelfb_probe(struct drm_device *dev);
	265	extern int intelfb_remove(struct drm_device *dev,
	266	struct drm_framebuffer *fb);
	267	extern struct drm_framebuffer *psb_intel_framebuffer_create(struct drm_device
	268	*dev, struct
	269	drm_mode_fb_cmd
	270	*mode_cmd,
	271	void *mm_private);
	272	extern bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
e811f5ae	273	const struct drm_display_mode *mode,
89c78134 AC	274	struct drm_display_mode *adjusted_mode);
	275	extern int psb_intel_lvds_mode_valid(struct drm_connector *connector,
	276	struct drm_display_mode *mode);
	277	extern int psb_intel_lvds_set_property(struct drm_connector *connector,
	278	struct drm_property *property,
	279	uint64_t value);
	280	extern void psb_intel_lvds_destroy(struct drm_connector *connector);
	281	extern const struct drm_encoder_funcs psb_intel_lvds_enc_funcs;
	282
5c0c1d50 PJ	283	/* intel_gmbus.c */
	284	extern void gma_intel_i2c_reset(struct drm_device *dev);
	285	extern int gma_intel_setup_gmbus(struct drm_device *dev);
	286	extern void gma_intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed);
	287	extern void gma_intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit);
	288	extern void gma_intel_teardown_gmbus(struct drm_device *dev);
89c78134	289
37e7b184 AC	290	/* DP support */
	291	extern void cdv_intel_dp_init(struct drm_device dev, struct psb_intel_mode_device mode_dev, int output_reg);
	292	extern void psb_intel_dp_set_m_n(struct drm_crtc *crtc,
	293	struct drm_display_mode *mode,
	294	struct drm_display_mode *adjusted_mode);
	295
	296	extern void psb_intel_attach_force_audio_property(struct drm_connector *connector);
	297	extern void psb_intel_attach_broadcast_rgb_property(struct drm_connector *connector);
	298
	299	extern int cdv_sb_read(struct drm_device dev, u32 reg, u32 val);
	300	extern int cdv_sb_write(struct drm_device *dev, u32 reg, u32 val);
	301	extern void cdv_sb_reset(struct drm_device *dev);
	302
	303	extern void cdv_intel_attach_force_audio_property(struct drm_connector *connector);
	304	extern void cdv_intel_attach_broadcast_rgb_property(struct drm_connector *connector);
	305
89c78134	306	#endif /* __INTEL_DRV_H__ */