[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 <drm/drm_encoder.h>
#include <linux/gpio.h>
#include "gma_display.h"

/*
 * Display related stuff
 */

/* maximum connectors per crtcs in the mode set */
#define INTELFB_CONN_LIMIT 4

/* 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_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 gma_encoder {
	struct drm_encoder base;
	int type;
	bool needs_tv_clock;
	void (*hot_plug)(struct gma_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 gma_connector {
	struct drm_connector base;
	struct gma_encoder *encoder;

	void (*save)(struct drm_connector *connector);
	void (*restore)(struct drm_connector *connector);
};

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 gma_crtc {
	struct drm_crtc base;
	int pipe;
	int plane;
	uint32_t cursor_addr;
	struct gtt_range *cursor_gt;
	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;

	const struct gma_clock_funcs *clock_funcs;
};

#define to_gma_crtc(x)	\
		container_of(x, struct gma_crtc, base)
#define to_gma_connector(x) \
		container_of(x, struct gma_connector, base)
#define to_gma_encoder(x)	\
		container_of(x, struct gma_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 oaktrail_lvds_i2c_init(struct drm_encoder *encoder);
extern void mid_dsi_init(struct drm_device *dev,
		    struct psb_intel_mode_device *mode_dev, int dsi_num);

extern struct drm_encoder *gma_best_encoder(struct drm_connector *connector);
extern void gma_connector_attach_encoder(struct gma_connector *connector,
					 struct gma_encoder *encoder);

static inline struct gma_encoder *gma_attached_encoder(
						struct drm_connector *connector)
{
	return to_gma_connector(connector)->encoder;
}

extern struct drm_display_mode *psb_intel_crtc_mode_get(struct drm_device *dev,
						    struct drm_crtc *crtc);
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 bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
				      const struct drm_display_mode *mode,
				      struct drm_display_mode *adjusted_mode);
extern enum drm_mode_status 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 cdv_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>
9338203c	26	#include <drm/drm_encoder.h>
89c78134	27	#include <linux/gpio.h>
5ea75e0f	28	#include "gma_display.h"
89c78134 AC	29
	30	/*
	31	* Display related stuff
	32	*/
	33
89c78134 AC	34	/* maximum connectors per crtcs in the mode set */
	35	#define INTELFB_CONN_LIMIT 4
	36
5736995b PJ	37	/* Intel Pipe Clone Bit */
	38	#define INTEL_HDMIB_CLONE_BIT 1
	39	#define INTEL_HDMIC_CLONE_BIT 2
	40	#define INTEL_HDMID_CLONE_BIT 3
	41	#define INTEL_HDMIE_CLONE_BIT 4
	42	#define INTEL_HDMIF_CLONE_BIT 5
	43	#define INTEL_SDVO_NON_TV_CLONE_BIT 6
	44	#define INTEL_SDVO_TV_CLONE_BIT 7
	45	#define INTEL_SDVO_LVDS_CLONE_BIT 8
	46	#define INTEL_ANALOG_CLONE_BIT 9
	47	#define INTEL_TV_CLONE_BIT 10
	48	#define INTEL_DP_B_CLONE_BIT 11
	49	#define INTEL_DP_C_CLONE_BIT 12
	50	#define INTEL_DP_D_CLONE_BIT 13
	51	#define INTEL_LVDS_CLONE_BIT 14
	52	#define INTEL_DVO_TMDS_CLONE_BIT 15
	53	#define INTEL_DVO_LVDS_CLONE_BIT 16
	54	#define INTEL_EDP_CLONE_BIT 17
	55
89c78134 AC	56	/* these are outputs from the chip - integrated only
	57	* external chips are via DVO or SDVO output */
	58	#define INTEL_OUTPUT_UNUSED 0
	59	#define INTEL_OUTPUT_ANALOG 1
	60	#define INTEL_OUTPUT_DVO 2
	61	#define INTEL_OUTPUT_SDVO 3
	62	#define INTEL_OUTPUT_LVDS 4
	63	#define INTEL_OUTPUT_TVOUT 5
	64	#define INTEL_OUTPUT_HDMI 6
	65	#define INTEL_OUTPUT_MIPI 7
	66	#define INTEL_OUTPUT_MIPI2 8
8695b612 AC	67	#define INTEL_OUTPUT_DISPLAYPORT 9
8695b612 AC	68	#define INTEL_OUTPUT_EDP 10
89c78134	69
5736995b PJ	70	#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
	71	#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)
	72
	73	static inline void
	74	psb_intel_mode_set_pixel_multiplier(struct drm_display_mode *mode,
	75	int multiplier)
	76	{
	77	mode->clock *= multiplier;
	78	mode->private_flags \|= multiplier;
	79	}
	80
	81	static inline int
	82	psb_intel_mode_get_pixel_multiplier(const struct drm_display_mode *mode)
	83	{
	84	return (mode->private_flags & INTEL_MODE_PIXEL_MULTIPLIER_MASK)
	85	>> INTEL_MODE_PIXEL_MULTIPLIER_SHIFT;
	86	}
	87
	88
89c78134 AC	89	/*
	90	* Hold information useally put on the device driver privates here,
	91	* since it needs to be shared across multiple of devices drivers privates.
	92	*/
	93	struct psb_intel_mode_device {
	94
	95	/*
	96	* Abstracted memory manager operations
	97	*/
	98	size_t(bo_offset) (struct drm_device dev, void *bo);
	99
89c78134 AC	100	/*
	101	* LVDS info
	102	*/
	103	int backlight_duty_cycle; /* restore backlight to this value */
	104	bool panel_wants_dither;
	105	struct drm_display_mode *panel_fixed_mode;
	106	struct drm_display_mode *panel_fixed_mode2;
	107	struct drm_display_mode vbt_mode; / if any */
	108
	109	uint32_t saveBLC_PWM_CTL;
	110	};
	111
	112	struct psb_intel_i2c_chan {
	113	/* for getting at dev. private (mmio etc.) */
	114	struct drm_device *drm_dev;
	115	u32 reg; /* GPIO reg */
	116	struct i2c_adapter adapter;
	117	struct i2c_algo_bit_data algo;
	118	u8 slave_addr;
	119	};
	120
367e4408	121	struct gma_encoder {
75e9d019	122	struct drm_encoder base;
89c78134	123	int type;
75e9d019	124	bool needs_tv_clock;
367e4408	125	void (hot_plug)(struct gma_encoder );
75e9d019 PJ	126	int crtc_mask;
75e9d019 PJ	127	int clone_mask;
d6676096 ZY	128	u32 ddi_select; /* Channel info */
	129	#define DDI0_SELECT 0x01
	130	#define DDI1_SELECT 0x02
220801bd	131	#define DP_MASK 0x8000
d6676096	132	#define DDI_MASK 0x03
75e9d019	133	void dev_priv; / For sdvo_priv, lvds_priv, etc... */
a12d6a07 PJ	134
	135	/* FIXME: Either make SDVO and LVDS store it's i2c here or give CDV it's
	136	own set of output privates */
	137	struct psb_intel_i2c_chan *i2c_bus;
	138	struct psb_intel_i2c_chan *ddc_bus;
75e9d019	139	};
89c78134	140
a3d5d75f	141	struct gma_connector {
75e9d019	142	struct drm_connector base;
367e4408	143	struct gma_encoder *encoder;
d56f57ac DV	144
	145	void (save)(struct drm_connector connector);
	146	void (restore)(struct drm_connector connector);
89c78134 AC	147	};
	148
	149	struct psb_intel_crtc_state {
	150	uint32_t saveDSPCNTR;
	151	uint32_t savePIPECONF;
	152	uint32_t savePIPESRC;
	153	uint32_t saveDPLL;
	154	uint32_t saveFP0;
	155	uint32_t saveFP1;
	156	uint32_t saveHTOTAL;
	157	uint32_t saveHBLANK;
	158	uint32_t saveHSYNC;
	159	uint32_t saveVTOTAL;
	160	uint32_t saveVBLANK;
	161	uint32_t saveVSYNC;
	162	uint32_t saveDSPSTRIDE;
	163	uint32_t saveDSPSIZE;
	164	uint32_t saveDSPPOS;
	165	uint32_t saveDSPBASE;
	166	uint32_t savePalette[256];
	167	};
	168
6306865d	169	struct gma_crtc {
89c78134 AC	170	struct drm_crtc base;
	171	int pipe;
	172	int plane;
	173	uint32_t cursor_addr;
bc794829	174	struct gtt_range *cursor_gt;
89c78134 AC	175	u8 lut_adj[256];
	176	struct psb_intel_framebuffer *fbdev_fb;
	177	/* a mode_set for fbdev users on this crtc */
	178	struct drm_mode_set mode_set;
	179
	180	/* GEM object that holds our cursor */
	181	struct drm_gem_object *cursor_obj;
	182
	183	struct drm_display_mode saved_mode;
	184	struct drm_display_mode saved_adjusted_mode;
	185
	186	struct psb_intel_mode_device *mode_dev;
	187
	188	/crtc mode setting flags/
	189	u32 mode_flags;
	190
acd7ef92	191	bool active;
acd7ef92	192
89c78134 AC	193	/* Saved Crtc HW states */
89c78134 AC	194	struct psb_intel_crtc_state *crtc_state;
5ea75e0f PJ	195
5ea75e0f PJ	196	const struct gma_clock_funcs *clock_funcs;
89c78134 AC	197	};
89c78134 AC	198
6306865d PJ	199	#define to_gma_crtc(x) \
6306865d PJ	200	container_of(x, struct gma_crtc, base)
a3d5d75f PJ	201	#define to_gma_connector(x) \
a3d5d75f PJ	202	container_of(x, struct gma_connector, base)
367e4408 PJ	203	#define to_gma_encoder(x) \
367e4408 PJ	204	container_of(x, struct gma_encoder, base)
89c78134 AC	205	#define to_psb_intel_framebuffer(x) \
	206	container_of(x, struct psb_intel_framebuffer, base)
	207
	208	struct psb_intel_i2c_chan psb_intel_i2c_create(struct drm_device dev,
	209	const u32 reg, const char *name);
	210	void psb_intel_i2c_destroy(struct psb_intel_i2c_chan *chan);
352b16a0 PJ	211	int psb_intel_ddc_get_modes(struct drm_connector *connector,
	212	struct i2c_adapter *adapter);
	213	extern bool psb_intel_ddc_probe(struct i2c_adapter *adapter);
89c78134 AC	214
	215	extern void psb_intel_crtc_init(struct drm_device *dev, int pipe,
	216	struct psb_intel_mode_device *mode_dev);
	217	extern void psb_intel_crt_init(struct drm_device *dev);
5736995b	218	extern bool psb_intel_sdvo_init(struct drm_device *dev, int output_device);
89c78134 AC	219	extern void psb_intel_dvo_init(struct drm_device *dev);
	220	extern void psb_intel_tv_init(struct drm_device *dev);
	221	extern void psb_intel_lvds_init(struct drm_device *dev,
	222	struct psb_intel_mode_device *mode_dev);
	223	extern void psb_intel_lvds_set_brightness(struct drm_device *dev, int level);
	224	extern void oaktrail_lvds_init(struct drm_device *dev,
	225	struct psb_intel_mode_device *mode_dev);
	226	extern void oaktrail_wait_for_INTR_PKT_SENT(struct drm_device *dev);
	227	extern void oaktrail_dsi_init(struct drm_device *dev,
	228	struct psb_intel_mode_device *mode_dev);
5a52b1f2	229	extern void oaktrail_lvds_i2c_init(struct drm_encoder *encoder);
89c78134 AC	230	extern void mid_dsi_init(struct drm_device *dev,
	231	struct psb_intel_mode_device *mode_dev, int dsi_num);
	232
59345847	233	extern struct drm_encoder gma_best_encoder(struct drm_connector connector);
a3d5d75f	234	extern void gma_connector_attach_encoder(struct gma_connector *connector,
367e4408	235	struct gma_encoder *encoder);
59345847	236
367e4408	237	static inline struct gma_encoder *gma_attached_encoder(
59345847 PJ	238	struct drm_connector *connector)
59345847 PJ	239	{
a3d5d75f	240	return to_gma_connector(connector)->encoder;
59345847 PJ	241	}
59345847 PJ	242
89c78134 AC	243	extern struct drm_display_mode psb_intel_crtc_mode_get(struct drm_device dev,
89c78134 AC	244	struct drm_crtc *crtc);
89c78134 AC	245	extern struct drm_crtc psb_intel_get_crtc_from_pipe(struct drm_device dev,
	246	int pipe);
	247	extern struct drm_connector psb_intel_sdvo_find(struct drm_device dev,
	248	int sdvoB);
	249	extern int psb_intel_sdvo_supports_hotplug(struct drm_connector *connector);
	250	extern void psb_intel_sdvo_set_hotplug(struct drm_connector *connector,
	251	int enable);
	252	extern int intelfb_probe(struct drm_device *dev);
	253	extern int intelfb_remove(struct drm_device *dev,
	254	struct drm_framebuffer *fb);
89c78134	255	extern bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
e811f5ae	256	const struct drm_display_mode *mode,
89c78134	257	struct drm_display_mode *adjusted_mode);
2ea00909	258	extern enum drm_mode_status psb_intel_lvds_mode_valid(struct drm_connector *connector,
89c78134 AC	259	struct drm_display_mode *mode);
	260	extern int psb_intel_lvds_set_property(struct drm_connector *connector,
	261	struct drm_property *property,
	262	uint64_t value);
	263	extern void psb_intel_lvds_destroy(struct drm_connector *connector);
	264	extern const struct drm_encoder_funcs psb_intel_lvds_enc_funcs;
	265
5c0c1d50 PJ	266	/* intel_gmbus.c */
	267	extern void gma_intel_i2c_reset(struct drm_device *dev);
	268	extern int gma_intel_setup_gmbus(struct drm_device *dev);
	269	extern void gma_intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed);
	270	extern void gma_intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit);
	271	extern void gma_intel_teardown_gmbus(struct drm_device *dev);
89c78134	272
37e7b184 AC	273	/* DP support */
37e7b184 AC	274	extern void cdv_intel_dp_init(struct drm_device dev, struct psb_intel_mode_device mode_dev, int output_reg);
ce5fdd63	275	extern void cdv_intel_dp_set_m_n(struct drm_crtc *crtc,
37e7b184 AC	276	struct drm_display_mode *mode,
	277	struct drm_display_mode *adjusted_mode);
	278
	279	extern void psb_intel_attach_force_audio_property(struct drm_connector *connector);
	280	extern void psb_intel_attach_broadcast_rgb_property(struct drm_connector *connector);
	281
	282	extern int cdv_sb_read(struct drm_device dev, u32 reg, u32 val);
	283	extern int cdv_sb_write(struct drm_device *dev, u32 reg, u32 val);
	284	extern void cdv_sb_reset(struct drm_device *dev);
	285
	286	extern void cdv_intel_attach_force_audio_property(struct drm_connector *connector);
	287	extern void cdv_intel_attach_broadcast_rgb_property(struct drm_connector *connector);
	288
89c78134	289	#endif /* __INTEL_DRV_H__ */