[linux-block.git] / drivers / gpu / drm / i915 / intel_drv.h

/*
 * Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
 * Copyright (c) 2007-2008 Intel Corporation
 *   Jesse Barnes <jesse.barnes@intel.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */
#ifndef __INTEL_DRV_H__
#define __INTEL_DRV_H__

#include <linux/i2c.h>
#include <linux/i2c-id.h>
#include <linux/i2c-algo-bit.h>
#include "i915_drv.h"
#include "drm_crtc.h"
#include "drm_crtc_helper.h"
#include "drm_fb_helper.h"

#define _wait_for(COND, MS, W) ({ \
	unsigned long timeout__ = jiffies + msecs_to_jiffies(MS);	\
	int ret__ = 0;							\
	while (! (COND)) {						\
		if (time_after(jiffies, timeout__)) {			\
			ret__ = -ETIMEDOUT;				\
			break;						\
		}							\
		if (W && !in_dbg_master()) msleep(W);			\
	}								\
	ret__;								\
})

#define wait_for(COND, MS) _wait_for(COND, MS, 1)
#define wait_for_atomic(COND, MS) _wait_for(COND, MS, 0)

#define MSLEEP(x) do { \
	if (in_dbg_master()) \
	       	mdelay(x); \
	else \
		msleep(x); \
} while(0)

#define KHz(x) (1000*x)
#define MHz(x) KHz(1000*x)

/*
 * Display related stuff
 */

/* store information about an Ixxx DVO */
/* The i830->i865 use multiple DVOs with multiple i2cs */
/* the i915, i945 have a single sDVO i2c bus - which is different */
#define MAX_OUTPUTS 6
/* 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

/* 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_DISPLAYPORT 7
#define INTEL_OUTPUT_EDP 8

/* 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

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

/* drm_display_mode->private_flags */
#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)

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

static inline int
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;
}

struct intel_i2c_chan {
	struct drm_device *drm_dev; /* for getting at dev. private (mmio etc.) */
	u32 reg; /* GPIO reg */
	struct i2c_adapter adapter;
	struct i2c_algo_bit_data algo;
};

struct intel_framebuffer {
	struct drm_framebuffer base;
	struct drm_gem_object *obj;
};

struct intel_fbdev {
	struct drm_fb_helper helper;
	struct intel_framebuffer ifb;
	struct list_head fbdev_list;
	struct drm_display_mode *our_mode;
};

struct intel_encoder {
	struct drm_encoder base;
	int type;
	struct i2c_adapter *i2c_bus;
	struct i2c_adapter *ddc_bus;
	bool load_detect_temp;
	bool needs_tv_clock;
	void (*hot_plug)(struct intel_encoder *);
	int crtc_mask;
	int clone_mask;
};

struct intel_connector {
	struct drm_connector base;
	struct intel_encoder *encoder;
};

struct intel_crtc {
	struct drm_crtc base;
	enum pipe pipe;
	enum plane plane;
	u8 lut_r[256], lut_g[256], lut_b[256];
	int dpms_mode;
	bool busy; /* is scanout buffer being updated frequently? */
	struct timer_list idle_timer;
	bool lowfreq_avail;
	struct intel_overlay *overlay;
	struct intel_unpin_work *unpin_work;
	int fdi_lanes;

	struct drm_gem_object *cursor_bo;
	uint32_t cursor_addr;
	int16_t cursor_x, cursor_y;
	int16_t cursor_width, cursor_height;
	bool cursor_visible, cursor_on;
};

#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
#define to_intel_connector(x) container_of(x, struct intel_connector, base)
#define to_intel_encoder(x) container_of(x, struct intel_encoder, base)
#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)

static inline struct drm_crtc *
intel_get_crtc_for_pipe(struct drm_device *dev, int pipe)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	return dev_priv->pipe_to_crtc_mapping[pipe];
}

struct intel_unpin_work {
	struct work_struct work;
	struct drm_device *dev;
	struct drm_gem_object *old_fb_obj;
	struct drm_gem_object *pending_flip_obj;
	struct drm_pending_vblank_event *event;
	int pending;
	bool enable_stall_check;
};

struct i2c_adapter *intel_i2c_create(struct drm_device *dev, const u32 reg,
				     const char *name);
void intel_i2c_destroy(struct i2c_adapter *adapter);
int intel_ddc_get_modes(struct drm_connector *c, struct i2c_adapter *adapter);
extern bool intel_ddc_probe(struct intel_encoder *intel_encoder);
void intel_i2c_quirk_set(struct drm_device *dev, bool enable);
void intel_i2c_reset_gmbus(struct drm_device *dev);

extern void intel_crt_init(struct drm_device *dev);
extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
extern void intel_dvo_init(struct drm_device *dev);
extern void intel_tv_init(struct drm_device *dev);
extern void intel_mark_busy(struct drm_device *dev, struct drm_gem_object *obj);
extern void intel_lvds_init(struct drm_device *dev);
extern void intel_dp_init(struct drm_device *dev, int dp_reg);
void
intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
		 struct drm_display_mode *adjusted_mode);
extern bool intel_pch_has_edp(struct drm_crtc *crtc);
extern bool intel_dpd_is_edp(struct drm_device *dev);
extern void intel_edp_link_config (struct intel_encoder *, int *, int *);

/* intel_panel.c */
extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,
				   struct drm_display_mode *adjusted_mode);
extern void intel_pch_panel_fitting(struct drm_device *dev,
				    int fitting_mode,
				    struct drm_display_mode *mode,
				    struct drm_display_mode *adjusted_mode);
extern u32 intel_panel_get_max_backlight(struct drm_device *dev);
extern u32 intel_panel_get_backlight(struct drm_device *dev);
extern void intel_panel_set_backlight(struct drm_device *dev, u32 level);

extern void intel_crtc_load_lut(struct drm_crtc *crtc);
extern void intel_encoder_prepare (struct drm_encoder *encoder);
extern void intel_encoder_commit (struct drm_encoder *encoder);
extern void intel_encoder_destroy(struct drm_encoder *encoder);

static inline struct intel_encoder *intel_attached_encoder(struct drm_connector *connector)
{
	return to_intel_connector(connector)->encoder;
}

extern void intel_connector_attach_encoder(struct intel_connector *connector,
					   struct intel_encoder *encoder);
extern struct drm_encoder *intel_best_encoder(struct drm_connector *connector);

extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
						    struct drm_crtc *crtc);
int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
				struct drm_file *file_priv);
extern void intel_wait_for_vblank_off(struct drm_device *dev, int pipe);
extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
						   struct drm_connector *connector,
						   struct drm_display_mode *mode,
						   int *dpms_mode);
extern void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
					   struct drm_connector *connector,
					   int dpms_mode);

extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
extern void intelfb_restore(void);
extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
				    u16 blue, int regno);
extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
				    u16 *blue, int regno);
extern void intel_init_clock_gating(struct drm_device *dev);
extern void ironlake_enable_drps(struct drm_device *dev);
extern void ironlake_disable_drps(struct drm_device *dev);

extern int intel_pin_and_fence_fb_obj(struct drm_device *dev,
				      struct drm_gem_object *obj);

extern int intel_framebuffer_init(struct drm_device *dev,
				  struct intel_framebuffer *ifb,
				  struct drm_mode_fb_cmd *mode_cmd,
				  struct drm_gem_object *obj);
extern int intel_fbdev_init(struct drm_device *dev);
extern void intel_fbdev_fini(struct drm_device *dev);

extern void intel_prepare_page_flip(struct drm_device *dev, int plane);
extern void intel_finish_page_flip(struct drm_device *dev, int pipe);
extern void intel_finish_page_flip_plane(struct drm_device *dev, int plane);

extern void intel_setup_overlay(struct drm_device *dev);
extern void intel_cleanup_overlay(struct drm_device *dev);
extern int intel_overlay_switch_off(struct intel_overlay *overlay,
				    bool interruptible);
extern int intel_overlay_put_image(struct drm_device *dev, void *data,
				   struct drm_file *file_priv);
extern int intel_overlay_attrs(struct drm_device *dev, void *data,
			       struct drm_file *file_priv);

extern void intel_fb_output_poll_changed(struct drm_device *dev);
#endif /* __INTEL_DRV_H__ */
Commit	Line	Data
79e53945 JB	1	/*
	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>
80824003	31	#include "i915_drv.h"
79e53945	32	#include "drm_crtc.h"
79e53945	33	#include "drm_crtc_helper.h"
37811fcc	34	#include "drm_fb_helper.h"
913d8d11	35
481b6af3	36	#define _wait_for(COND, MS, W) ({ \
913d8d11 CW	37	unsigned long timeout__ = jiffies + msecs_to_jiffies(MS); \
	38	int ret__ = 0; \
	39	while (! (COND)) { \
	40	if (time_after(jiffies, timeout__)) { \
	41	ret__ = -ETIMEDOUT; \
	42	break; \
	43	} \
82d7c9e7	44	if (W && !in_dbg_master()) msleep(W); \
913d8d11 CW	45	} \
	46	ret__; \
	47	})
	48
481b6af3 CW	49	#define wait_for(COND, MS) _wait_for(COND, MS, 1)
	50	#define wait_for_atomic(COND, MS) _wait_for(COND, MS, 0)
	51
ec5da01e CW	52	#define MSLEEP(x) do { \
	53	if (in_dbg_master()) \
	54	mdelay(x); \
	55	else \
	56	msleep(x); \
	57	} while(0)
	58
021357ac CW	59	#define KHz(x) (1000*x)
	60	#define MHz(x) KHz(1000*x)
	61
79e53945 JB	62	/*
	63	* Display related stuff
	64	*/
	65
	66	/* store information about an Ixxx DVO */
	67	/* The i830->i865 use multiple DVOs with multiple i2cs */
	68	/* the i915, i945 have a single sDVO i2c bus - which is different */
	69	#define MAX_OUTPUTS 6
	70	/* maximum connectors per crtcs in the mode set */
	71	#define INTELFB_CONN_LIMIT 4
	72
	73	#define INTEL_I2C_BUS_DVO 1
	74	#define INTEL_I2C_BUS_SDVO 2
	75
	76	/* these are outputs from the chip - integrated only
	77	external chips are via DVO or SDVO output */
	78	#define INTEL_OUTPUT_UNUSED 0
	79	#define INTEL_OUTPUT_ANALOG 1
	80	#define INTEL_OUTPUT_DVO 2
	81	#define INTEL_OUTPUT_SDVO 3
	82	#define INTEL_OUTPUT_LVDS 4
	83	#define INTEL_OUTPUT_TVOUT 5
7d57382e	84	#define INTEL_OUTPUT_HDMI 6
a4fc5ed6	85	#define INTEL_OUTPUT_DISPLAYPORT 7
32f9d658	86	#define INTEL_OUTPUT_EDP 8
79e53945	87
f8aed700 ML	88	/* Intel Pipe Clone Bit */
	89	#define INTEL_HDMIB_CLONE_BIT 1
	90	#define INTEL_HDMIC_CLONE_BIT 2
	91	#define INTEL_HDMID_CLONE_BIT 3
	92	#define INTEL_HDMIE_CLONE_BIT 4
	93	#define INTEL_HDMIF_CLONE_BIT 5
	94	#define INTEL_SDVO_NON_TV_CLONE_BIT 6
	95	#define INTEL_SDVO_TV_CLONE_BIT 7
	96	#define INTEL_SDVO_LVDS_CLONE_BIT 8
	97	#define INTEL_ANALOG_CLONE_BIT 9
	98	#define INTEL_TV_CLONE_BIT 10
	99	#define INTEL_DP_B_CLONE_BIT 11
	100	#define INTEL_DP_C_CLONE_BIT 12
	101	#define INTEL_DP_D_CLONE_BIT 13
	102	#define INTEL_LVDS_CLONE_BIT 14
	103	#define INTEL_DVO_TMDS_CLONE_BIT 15
	104	#define INTEL_DVO_LVDS_CLONE_BIT 16
7c8460db	105	#define INTEL_EDP_CLONE_BIT 17
f8aed700	106
79e53945 JB	107	#define INTEL_DVO_CHIP_NONE 0
	108	#define INTEL_DVO_CHIP_LVDS 1
	109	#define INTEL_DVO_CHIP_TMDS 2
	110	#define INTEL_DVO_CHIP_TVOUT 4
	111
6c9547ff CW	112	/* drm_display_mode->private_flags */
	113	#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
	114	#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)
	115
	116	static inline void
	117	intel_mode_set_pixel_multiplier(struct drm_display_mode *mode,
	118	int multiplier)
	119	{
	120	mode->clock *= multiplier;
	121	mode->private_flags \|= multiplier;
	122	}
	123
	124	static inline int
	125	intel_mode_get_pixel_multiplier(const struct drm_display_mode *mode)
	126	{
	127	return (mode->private_flags & INTEL_MODE_PIXEL_MULTIPLIER_MASK) >> INTEL_MODE_PIXEL_MULTIPLIER_SHIFT;
	128	}
	129
79e53945 JB	130	struct intel_i2c_chan {
	131	struct drm_device drm_dev; / for getting at dev. private (mmio etc.) */
	132	u32 reg; /* GPIO reg */
	133	struct i2c_adapter adapter;
	134	struct i2c_algo_bit_data algo;
79e53945 JB	135	};
	136
	137	struct intel_framebuffer {
	138	struct drm_framebuffer base;
	139	struct drm_gem_object *obj;
	140	};
	141
37811fcc CW	142	struct intel_fbdev {
	143	struct drm_fb_helper helper;
	144	struct intel_framebuffer ifb;
	145	struct list_head fbdev_list;
	146	struct drm_display_mode *our_mode;
	147	};
79e53945	148
21d40d37	149	struct intel_encoder {
4ef69c7a	150	struct drm_encoder base;
79e53945	151	int type;
f9c10a9b KP	152	struct i2c_adapter *i2c_bus;
f9c10a9b KP	153	struct i2c_adapter *ddc_bus;
79e53945	154	bool load_detect_temp;
e2f0ba97	155	bool needs_tv_clock;
21d40d37	156	void (hot_plug)(struct intel_encoder );
f8aed700 ML	157	int crtc_mask;
f8aed700 ML	158	int clone_mask;
79e53945 JB	159	};
79e53945 JB	160
5daa55eb ZW	161	struct intel_connector {
5daa55eb ZW	162	struct drm_connector base;
df0e9248	163	struct intel_encoder *encoder;
5daa55eb ZW	164	};
5daa55eb ZW	165
79e53945 JB	166	struct intel_crtc {
79e53945 JB	167	struct drm_crtc base;
80824003 JB	168	enum pipe pipe;
80824003 JB	169	enum plane plane;
79e53945 JB	170	u8 lut_r[256], lut_g[256], lut_b[256];
79e53945 JB	171	int dpms_mode;
652c393a JB	172	bool busy; /* is scanout buffer being updated frequently? */
	173	struct timer_list idle_timer;
	174	bool lowfreq_avail;
02e792fb	175	struct intel_overlay *overlay;
6b95a207	176	struct intel_unpin_work *unpin_work;
77ffb597	177	int fdi_lanes;
cda4b7d3 CW	178
	179	struct drm_gem_object *cursor_bo;
	180	uint32_t cursor_addr;
	181	int16_t cursor_x, cursor_y;
	182	int16_t cursor_width, cursor_height;
560b85bb	183	bool cursor_visible, cursor_on;
79e53945 JB	184	};
	185
	186	#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
5daa55eb	187	#define to_intel_connector(x) container_of(x, struct intel_connector, base)
4ef69c7a	188	#define to_intel_encoder(x) container_of(x, struct intel_encoder, base)
79e53945 JB	189	#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
79e53945 JB	190
f875c15a CW	191	static inline struct drm_crtc *
	192	intel_get_crtc_for_pipe(struct drm_device *dev, int pipe)
	193	{
	194	struct drm_i915_private *dev_priv = dev->dev_private;
	195	return dev_priv->pipe_to_crtc_mapping[pipe];
	196	}
	197
4e5359cd SF	198	struct intel_unpin_work {
	199	struct work_struct work;
	200	struct drm_device *dev;
	201	struct drm_gem_object *old_fb_obj;
	202	struct drm_gem_object *pending_flip_obj;
	203	struct drm_pending_vblank_event *event;
	204	int pending;
	205	bool enable_stall_check;
	206	};
	207
f9c10a9b KP	208	struct i2c_adapter intel_i2c_create(struct drm_device dev, const u32 reg,
	209	const char *name);
	210	void intel_i2c_destroy(struct i2c_adapter *adapter);
335af9a2	211	int intel_ddc_get_modes(struct drm_connector c, struct i2c_adapter adapter);
21d40d37	212	extern bool intel_ddc_probe(struct intel_encoder *intel_encoder);
0ba0e9e1	213	void intel_i2c_quirk_set(struct drm_device *dev, bool enable);
f0217c42 EA	214	void intel_i2c_reset_gmbus(struct drm_device *dev);
f0217c42 EA	215
79e53945	216	extern void intel_crt_init(struct drm_device *dev);
7d57382e EA	217	extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
7d57382e EA	218	extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
79e53945 JB	219	extern void intel_dvo_init(struct drm_device *dev);
79e53945 JB	220	extern void intel_tv_init(struct drm_device *dev);
652c393a	221	extern void intel_mark_busy(struct drm_device dev, struct drm_gem_object obj);
79e53945	222	extern void intel_lvds_init(struct drm_device *dev);
a4fc5ed6 KP	223	extern void intel_dp_init(struct drm_device *dev, int dp_reg);
	224	void
	225	intel_dp_set_m_n(struct drm_crtc crtc, struct drm_display_mode mode,
	226	struct drm_display_mode *adjusted_mode);
36e83a18	227	extern bool intel_pch_has_edp(struct drm_crtc *crtc);
cb0953d7	228	extern bool intel_dpd_is_edp(struct drm_device *dev);
21d40d37	229	extern void intel_edp_link_config (struct intel_encoder , int , int *);
32f9d658	230
a9573556	231	/* intel_panel.c */
1d8e1c75 CW	232	extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,
	233	struct drm_display_mode *adjusted_mode);
	234	extern void intel_pch_panel_fitting(struct drm_device *dev,
	235	int fitting_mode,
	236	struct drm_display_mode *mode,
	237	struct drm_display_mode *adjusted_mode);
a9573556 CW	238	extern u32 intel_panel_get_max_backlight(struct drm_device *dev);
	239	extern u32 intel_panel_get_backlight(struct drm_device *dev);
	240	extern void intel_panel_set_backlight(struct drm_device *dev, u32 level);
1d8e1c75	241
79e53945 JB	242	extern void intel_crtc_load_lut(struct drm_crtc *crtc);
	243	extern void intel_encoder_prepare (struct drm_encoder *encoder);
	244	extern void intel_encoder_commit (struct drm_encoder *encoder);
ea5b213a	245	extern void intel_encoder_destroy(struct drm_encoder *encoder);
79e53945	246
df0e9248 CW	247	static inline struct intel_encoder intel_attached_encoder(struct drm_connector connector)
	248	{
	249	return to_intel_connector(connector)->encoder;
	250	}
	251
	252	extern void intel_connector_attach_encoder(struct intel_connector *connector,
	253	struct intel_encoder *encoder);
	254	extern struct drm_encoder intel_best_encoder(struct drm_connector connector);
79e53945 JB	255
	256	extern struct drm_display_mode intel_crtc_mode_get(struct drm_device dev,
	257	struct drm_crtc *crtc);
08d7b3d1 CW	258	int intel_get_pipe_from_crtc_id(struct drm_device dev, void data,
08d7b3d1 CW	259	struct drm_file *file_priv);
9d0498a2 JB	260	extern void intel_wait_for_vblank_off(struct drm_device *dev, int pipe);
9d0498a2 JB	261	extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
21d40d37	262	extern struct drm_crtc intel_get_load_detect_pipe(struct intel_encoder intel_encoder,
c1c43977	263	struct drm_connector *connector,
79e53945 JB	264	struct drm_display_mode *mode,
79e53945 JB	265	int *dpms_mode);
21d40d37	266	extern void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
c1c43977	267	struct drm_connector *connector,
79e53945 JB	268	int dpms_mode);
	269
	270	extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
	271	extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
	272	extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
79e53945 JB	273	extern void intelfb_restore(void);
	274	extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
	275	u16 blue, int regno);
b8c00ac5 DA	276	extern void intel_crtc_fb_gamma_get(struct drm_crtc crtc, u16 red, u16 *green,
b8c00ac5 DA	277	u16 *blue, int regno);
7e8b60fa	278	extern void intel_init_clock_gating(struct drm_device *dev);
f97108d1 JB	279	extern void ironlake_enable_drps(struct drm_device *dev);
f97108d1 JB	280	extern void ironlake_disable_drps(struct drm_device *dev);
79e53945	281
127bd2ac CW	282	extern int intel_pin_and_fence_fb_obj(struct drm_device *dev,
	283	struct drm_gem_object *obj);
	284
38651674 DA	285	extern int intel_framebuffer_init(struct drm_device *dev,
	286	struct intel_framebuffer *ifb,
	287	struct drm_mode_fb_cmd *mode_cmd,
	288	struct drm_gem_object *obj);
	289	extern int intel_fbdev_init(struct drm_device *dev);
	290	extern void intel_fbdev_fini(struct drm_device *dev);
28d52043	291
6b95a207 KH	292	extern void intel_prepare_page_flip(struct drm_device *dev, int plane);
6b95a207 KH	293	extern void intel_finish_page_flip(struct drm_device *dev, int pipe);
1afe3e9d	294	extern void intel_finish_page_flip_plane(struct drm_device *dev, int plane);
6b95a207	295
02e792fb DV	296	extern void intel_setup_overlay(struct drm_device *dev);
02e792fb DV	297	extern void intel_cleanup_overlay(struct drm_device *dev);
5dcdbcb0 CW	298	extern int intel_overlay_switch_off(struct intel_overlay *overlay,
5dcdbcb0 CW	299	bool interruptible);
02e792fb DV	300	extern int intel_overlay_put_image(struct drm_device dev, void data,
	301	struct drm_file *file_priv);
	302	extern int intel_overlay_attrs(struct drm_device dev, void data,
	303	struct drm_file *file_priv);
4abe3520	304
eb1f8e4f	305	extern void intel_fb_output_poll_changed(struct drm_device *dev);
79e53945	306	#endif /* __INTEL_DRV_H__ */