[mirror_ubuntu-bionic-kernel.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"

#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)

/*
 * 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_encoder {
	struct drm_encoder enc;
	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_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 enc_to_intel_encoder(x) container_of(x, struct intel_encoder, enc)
#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)

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 *);


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 int intel_panel_fitter_pipe (struct drm_device *dev);
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);

extern struct drm_encoder *intel_attached_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_crtc_from_pipe(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 JB	32	#include "drm_crtc.h"
	33
	34	#include "drm_crtc_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
79e53945 JB	52	/*
	53	* Display related stuff
	54	*/
	55
	56	/* store information about an Ixxx DVO */
	57	/* The i830->i865 use multiple DVOs with multiple i2cs */
	58	/* the i915, i945 have a single sDVO i2c bus - which is different */
	59	#define MAX_OUTPUTS 6
	60	/* maximum connectors per crtcs in the mode set */
	61	#define INTELFB_CONN_LIMIT 4
	62
	63	#define INTEL_I2C_BUS_DVO 1
	64	#define INTEL_I2C_BUS_SDVO 2
	65
	66	/* these are outputs from the chip - integrated only
	67	external chips are via DVO or SDVO output */
	68	#define INTEL_OUTPUT_UNUSED 0
	69	#define INTEL_OUTPUT_ANALOG 1
	70	#define INTEL_OUTPUT_DVO 2
	71	#define INTEL_OUTPUT_SDVO 3
	72	#define INTEL_OUTPUT_LVDS 4
	73	#define INTEL_OUTPUT_TVOUT 5
7d57382e	74	#define INTEL_OUTPUT_HDMI 6
a4fc5ed6	75	#define INTEL_OUTPUT_DISPLAYPORT 7
32f9d658	76	#define INTEL_OUTPUT_EDP 8
79e53945	77
f8aed700 ML	78	/* Intel Pipe Clone Bit */
	79	#define INTEL_HDMIB_CLONE_BIT 1
	80	#define INTEL_HDMIC_CLONE_BIT 2
	81	#define INTEL_HDMID_CLONE_BIT 3
	82	#define INTEL_HDMIE_CLONE_BIT 4
	83	#define INTEL_HDMIF_CLONE_BIT 5
	84	#define INTEL_SDVO_NON_TV_CLONE_BIT 6
	85	#define INTEL_SDVO_TV_CLONE_BIT 7
	86	#define INTEL_SDVO_LVDS_CLONE_BIT 8
	87	#define INTEL_ANALOG_CLONE_BIT 9
	88	#define INTEL_TV_CLONE_BIT 10
	89	#define INTEL_DP_B_CLONE_BIT 11
	90	#define INTEL_DP_C_CLONE_BIT 12
	91	#define INTEL_DP_D_CLONE_BIT 13
	92	#define INTEL_LVDS_CLONE_BIT 14
	93	#define INTEL_DVO_TMDS_CLONE_BIT 15
	94	#define INTEL_DVO_LVDS_CLONE_BIT 16
7c8460db	95	#define INTEL_EDP_CLONE_BIT 17
f8aed700	96
79e53945 JB	97	#define INTEL_DVO_CHIP_NONE 0
	98	#define INTEL_DVO_CHIP_LVDS 1
	99	#define INTEL_DVO_CHIP_TMDS 2
	100	#define INTEL_DVO_CHIP_TVOUT 4
	101
6c9547ff CW	102	/* drm_display_mode->private_flags */
	103	#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
	104	#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)
	105
	106	static inline void
	107	intel_mode_set_pixel_multiplier(struct drm_display_mode *mode,
	108	int multiplier)
	109	{
	110	mode->clock *= multiplier;
	111	mode->private_flags \|= multiplier;
	112	}
	113
	114	static inline int
	115	intel_mode_get_pixel_multiplier(const struct drm_display_mode *mode)
	116	{
	117	return (mode->private_flags & INTEL_MODE_PIXEL_MULTIPLIER_MASK) >> INTEL_MODE_PIXEL_MULTIPLIER_SHIFT;
	118	}
	119
79e53945 JB	120	struct intel_i2c_chan {
	121	struct drm_device drm_dev; / for getting at dev. private (mmio etc.) */
	122	u32 reg; /* GPIO reg */
	123	struct i2c_adapter adapter;
	124	struct i2c_algo_bit_data algo;
79e53945 JB	125	};
	126
	127	struct intel_framebuffer {
	128	struct drm_framebuffer base;
	129	struct drm_gem_object *obj;
	130	};
	131
	132
21d40d37	133	struct intel_encoder {
79e53945 JB	134	struct drm_encoder enc;
79e53945 JB	135	int type;
f9c10a9b KP	136	struct i2c_adapter *i2c_bus;
f9c10a9b KP	137	struct i2c_adapter *ddc_bus;
79e53945	138	bool load_detect_temp;
e2f0ba97	139	bool needs_tv_clock;
21d40d37	140	void (hot_plug)(struct intel_encoder );
f8aed700 ML	141	int crtc_mask;
f8aed700 ML	142	int clone_mask;
79e53945 JB	143	};
79e53945 JB	144
5daa55eb ZW	145	struct intel_connector {
5daa55eb ZW	146	struct drm_connector base;
5daa55eb ZW	147	};
5daa55eb ZW	148
79e53945 JB	149	struct intel_crtc {
79e53945 JB	150	struct drm_crtc base;
80824003 JB	151	enum pipe pipe;
80824003 JB	152	enum plane plane;
79e53945 JB	153	u8 lut_r[256], lut_g[256], lut_b[256];
79e53945 JB	154	int dpms_mode;
652c393a JB	155	bool busy; /* is scanout buffer being updated frequently? */
	156	struct timer_list idle_timer;
	157	bool lowfreq_avail;
02e792fb	158	struct intel_overlay *overlay;
6b95a207	159	struct intel_unpin_work *unpin_work;
77ffb597	160	int fdi_lanes;
cda4b7d3 CW	161
	162	struct drm_gem_object *cursor_bo;
	163	uint32_t cursor_addr;
	164	int16_t cursor_x, cursor_y;
	165	int16_t cursor_width, cursor_height;
560b85bb	166	bool cursor_visible, cursor_on;
79e53945 JB	167	};
	168
	169	#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
5daa55eb	170	#define to_intel_connector(x) container_of(x, struct intel_connector, base)
21d40d37	171	#define enc_to_intel_encoder(x) container_of(x, struct intel_encoder, enc)
79e53945 JB	172	#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
79e53945 JB	173
4e5359cd SF	174	struct intel_unpin_work {
	175	struct work_struct work;
	176	struct drm_device *dev;
	177	struct drm_gem_object *old_fb_obj;
	178	struct drm_gem_object *pending_flip_obj;
	179	struct drm_pending_vblank_event *event;
	180	int pending;
	181	bool enable_stall_check;
	182	};
	183
f9c10a9b KP	184	struct i2c_adapter intel_i2c_create(struct drm_device dev, const u32 reg,
	185	const char *name);
	186	void intel_i2c_destroy(struct i2c_adapter *adapter);
335af9a2	187	int intel_ddc_get_modes(struct drm_connector c, struct i2c_adapter adapter);
21d40d37	188	extern bool intel_ddc_probe(struct intel_encoder *intel_encoder);
0ba0e9e1	189	void intel_i2c_quirk_set(struct drm_device *dev, bool enable);
f0217c42 EA	190	void intel_i2c_reset_gmbus(struct drm_device *dev);
f0217c42 EA	191
79e53945	192	extern void intel_crt_init(struct drm_device *dev);
7d57382e EA	193	extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
7d57382e EA	194	extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
79e53945 JB	195	extern void intel_dvo_init(struct drm_device *dev);
79e53945 JB	196	extern void intel_tv_init(struct drm_device *dev);
652c393a	197	extern void intel_mark_busy(struct drm_device dev, struct drm_gem_object obj);
79e53945	198	extern void intel_lvds_init(struct drm_device *dev);
a4fc5ed6 KP	199	extern void intel_dp_init(struct drm_device *dev, int dp_reg);
	200	void
	201	intel_dp_set_m_n(struct drm_crtc crtc, struct drm_display_mode mode,
	202	struct drm_display_mode *adjusted_mode);
36e83a18	203	extern bool intel_pch_has_edp(struct drm_crtc *crtc);
cb0953d7	204	extern bool intel_dpd_is_edp(struct drm_device *dev);
21d40d37	205	extern void intel_edp_link_config (struct intel_encoder , int , int *);
32f9d658	206
79e53945	207
1d8e1c75 CW	208	extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,
	209	struct drm_display_mode *adjusted_mode);
	210	extern void intel_pch_panel_fitting(struct drm_device *dev,
	211	int fitting_mode,
	212	struct drm_display_mode *mode,
	213	struct drm_display_mode *adjusted_mode);
	214
02e792fb	215	extern int intel_panel_fitter_pipe (struct drm_device *dev);
79e53945 JB	216	extern void intel_crtc_load_lut(struct drm_crtc *crtc);
	217	extern void intel_encoder_prepare (struct drm_encoder *encoder);
	218	extern void intel_encoder_commit (struct drm_encoder *encoder);
ea5b213a	219	extern void intel_encoder_destroy(struct drm_encoder *encoder);
79e53945	220
f1c79df3	221	extern struct drm_encoder intel_attached_encoder(struct drm_connector connector);
79e53945 JB	222
	223	extern struct drm_display_mode intel_crtc_mode_get(struct drm_device dev,
	224	struct drm_crtc *crtc);
08d7b3d1 CW	225	int intel_get_pipe_from_crtc_id(struct drm_device dev, void data,
08d7b3d1 CW	226	struct drm_file *file_priv);
9d0498a2 JB	227	extern void intel_wait_for_vblank_off(struct drm_device *dev, int pipe);
9d0498a2 JB	228	extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
79e53945	229	extern struct drm_crtc intel_get_crtc_from_pipe(struct drm_device dev, int pipe);
21d40d37	230	extern struct drm_crtc intel_get_load_detect_pipe(struct intel_encoder intel_encoder,
c1c43977	231	struct drm_connector *connector,
79e53945 JB	232	struct drm_display_mode *mode,
79e53945 JB	233	int *dpms_mode);
21d40d37	234	extern void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
c1c43977	235	struct drm_connector *connector,
79e53945 JB	236	int dpms_mode);
	237
	238	extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
	239	extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
	240	extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
79e53945 JB	241	extern void intelfb_restore(void);
	242	extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
	243	u16 blue, int regno);
b8c00ac5 DA	244	extern void intel_crtc_fb_gamma_get(struct drm_crtc crtc, u16 red, u16 *green,
b8c00ac5 DA	245	u16 *blue, int regno);
7e8b60fa	246	extern void intel_init_clock_gating(struct drm_device *dev);
f97108d1 JB	247	extern void ironlake_enable_drps(struct drm_device *dev);
f97108d1 JB	248	extern void ironlake_disable_drps(struct drm_device *dev);
79e53945	249
127bd2ac CW	250	extern int intel_pin_and_fence_fb_obj(struct drm_device *dev,
	251	struct drm_gem_object *obj);
	252
38651674 DA	253	extern int intel_framebuffer_init(struct drm_device *dev,
	254	struct intel_framebuffer *ifb,
	255	struct drm_mode_fb_cmd *mode_cmd,
	256	struct drm_gem_object *obj);
	257	extern int intel_fbdev_init(struct drm_device *dev);
	258	extern void intel_fbdev_fini(struct drm_device *dev);
28d52043	259
6b95a207 KH	260	extern void intel_prepare_page_flip(struct drm_device *dev, int plane);
6b95a207 KH	261	extern void intel_finish_page_flip(struct drm_device *dev, int pipe);
1afe3e9d	262	extern void intel_finish_page_flip_plane(struct drm_device *dev, int plane);
6b95a207	263
02e792fb DV	264	extern void intel_setup_overlay(struct drm_device *dev);
02e792fb DV	265	extern void intel_cleanup_overlay(struct drm_device *dev);
5dcdbcb0 CW	266	extern int intel_overlay_switch_off(struct intel_overlay *overlay,
5dcdbcb0 CW	267	bool interruptible);
02e792fb DV	268	extern int intel_overlay_put_image(struct drm_device dev, void data,
	269	struct drm_file *file_priv);
	270	extern int intel_overlay_attrs(struct drm_device dev, void data,
	271	struct drm_file *file_priv);
4abe3520	272
eb1f8e4f	273	extern void intel_fb_output_poll_changed(struct drm_device *dev);
79e53945	274	#endif /* __INTEL_DRV_H__ */