2 * Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
3 * Copyright (c) 2007-2008 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com>
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:
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
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
25 #ifndef __INTEL_DRV_H__
26 #define __INTEL_DRV_H__
28 #include <linux/async.h>
29 #include <linux/i2c.h>
30 #include <linux/hdmi.h>
31 #include <drm/i915_drm.h>
33 #include <drm/drm_crtc.h>
34 #include <drm/drm_crtc_helper.h>
35 #include <drm/drm_fb_helper.h>
36 #include <drm/drm_dp_mst_helper.h>
39 * _wait_for - magic (register) wait macro
41 * Does the right thing for modeset paths when run under kdgb or similar atomic
42 * contexts. Note that it's important that we check the condition again after
43 * having timed out, since the timeout could be due to preemption or similar and
44 * we've never had a chance to check the condition before the timeout.
46 #define _wait_for(COND, MS, W) ({ \
47 unsigned long timeout__ = jiffies + msecs_to_jiffies(MS) + 1; \
50 if (time_after(jiffies, timeout__)) { \
55 if (W && drm_can_sleep()) { \
64 #define wait_for(COND, MS) _wait_for(COND, MS, 1)
65 #define wait_for_atomic(COND, MS) _wait_for(COND, MS, 0)
66 #define wait_for_atomic_us(COND, US) _wait_for((COND), \
67 DIV_ROUND_UP((US), 1000), 0)
69 #define KHz(x) (1000 * (x))
70 #define MHz(x) KHz(1000 * (x))
73 * Display related stuff
76 /* store information about an Ixxx DVO */
77 /* The i830->i865 use multiple DVOs with multiple i2cs */
78 /* the i915, i945 have a single sDVO i2c bus - which is different */
80 /* maximum connectors per crtcs in the mode set */
82 /* Maximum cursor sizes */
83 #define GEN2_CURSOR_WIDTH 64
84 #define GEN2_CURSOR_HEIGHT 64
85 #define MAX_CURSOR_WIDTH 256
86 #define MAX_CURSOR_HEIGHT 256
88 #define INTEL_I2C_BUS_DVO 1
89 #define INTEL_I2C_BUS_SDVO 2
91 /* these are outputs from the chip - integrated only
92 external chips are via DVO or SDVO output */
93 #define INTEL_OUTPUT_UNUSED 0
94 #define INTEL_OUTPUT_ANALOG 1
95 #define INTEL_OUTPUT_DVO 2
96 #define INTEL_OUTPUT_SDVO 3
97 #define INTEL_OUTPUT_LVDS 4
98 #define INTEL_OUTPUT_TVOUT 5
99 #define INTEL_OUTPUT_HDMI 6
100 #define INTEL_OUTPUT_DISPLAYPORT 7
101 #define INTEL_OUTPUT_EDP 8
102 #define INTEL_OUTPUT_DSI 9
103 #define INTEL_OUTPUT_UNKNOWN 10
104 #define INTEL_OUTPUT_DP_MST 11
106 #define INTEL_DVO_CHIP_NONE 0
107 #define INTEL_DVO_CHIP_LVDS 1
108 #define INTEL_DVO_CHIP_TMDS 2
109 #define INTEL_DVO_CHIP_TVOUT 4
111 #define INTEL_DSI_VIDEO_MODE 0
112 #define INTEL_DSI_COMMAND_MODE 1
114 struct intel_framebuffer
{
115 struct drm_framebuffer base
;
116 struct drm_i915_gem_object
*obj
;
120 struct drm_fb_helper helper
;
121 struct intel_framebuffer
*fb
;
122 struct list_head fbdev_list
;
123 struct drm_display_mode
*our_mode
;
127 struct intel_encoder
{
128 struct drm_encoder base
;
130 * The new crtc this encoder will be driven from. Only differs from
131 * base->crtc while a modeset is in progress.
133 struct intel_crtc
*new_crtc
;
136 unsigned int cloneable
;
137 bool connectors_active
;
138 void (*hot_plug
)(struct intel_encoder
*);
139 bool (*compute_config
)(struct intel_encoder
*,
140 struct intel_crtc_config
*);
141 void (*pre_pll_enable
)(struct intel_encoder
*);
142 void (*pre_enable
)(struct intel_encoder
*);
143 void (*enable
)(struct intel_encoder
*);
144 void (*mode_set
)(struct intel_encoder
*intel_encoder
);
145 void (*disable
)(struct intel_encoder
*);
146 void (*post_disable
)(struct intel_encoder
*);
147 /* Read out the current hw state of this connector, returning true if
148 * the encoder is active. If the encoder is enabled it also set the pipe
149 * it is connected to in the pipe parameter. */
150 bool (*get_hw_state
)(struct intel_encoder
*, enum pipe
*pipe
);
151 /* Reconstructs the equivalent mode flags for the current hardware
152 * state. This must be called _after_ display->get_pipe_config has
153 * pre-filled the pipe config. Note that intel_encoder->base.crtc must
154 * be set correctly before calling this function. */
155 void (*get_config
)(struct intel_encoder
*,
156 struct intel_crtc_config
*pipe_config
);
158 * Called during system suspend after all pending requests for the
159 * encoder are flushed (for example for DP AUX transactions) and
160 * device interrupts are disabled.
162 void (*suspend
)(struct intel_encoder
*);
164 enum hpd_pin hpd_pin
;
168 struct drm_display_mode
*fixed_mode
;
169 struct drm_display_mode
*downclock_mode
;
179 bool combination_mode
; /* gen 2/4 only */
181 struct backlight_device
*device
;
184 void (*backlight_power
)(struct intel_connector
*, bool enable
);
187 struct intel_connector
{
188 struct drm_connector base
;
190 * The fixed encoder this connector is connected to.
192 struct intel_encoder
*encoder
;
195 * The new encoder this connector will be driven. Only differs from
196 * encoder while a modeset is in progress.
198 struct intel_encoder
*new_encoder
;
200 /* Reads out the current hw, returning true if the connector is enabled
201 * and active (i.e. dpms ON state). */
202 bool (*get_hw_state
)(struct intel_connector
*);
205 * Removes all interfaces through which the connector is accessible
206 * - like sysfs, debugfs entries -, so that no new operations can be
207 * started on the connector. Also makes sure all currently pending
208 * operations finish before returing.
210 void (*unregister
)(struct intel_connector
*);
212 /* Panel info for eDP and LVDS */
213 struct intel_panel panel
;
215 /* Cached EDID for eDP and LVDS. May hold ERR_PTR for invalid EDID. */
217 struct edid
*detect_edid
;
219 /* since POLL and HPD connectors may use the same HPD line keep the native
220 state of connector->polled in case hotplug storm detection changes it */
223 void *port
; /* store this opaque as its illegal to dereference it */
225 struct intel_dp
*mst_port
;
228 typedef struct dpll
{
240 struct intel_plane_config
{
246 struct intel_crtc_config
{
248 * quirks - bitfield with hw state readout quirks
250 * For various reasons the hw state readout code might not be able to
251 * completely faithfully read out the current state. These cases are
252 * tracked with quirk flags so that fastboot and state checker can act
255 #define PIPE_CONFIG_QUIRK_MODE_SYNC_FLAGS (1<<0) /* unreliable sync mode.flags */
256 #define PIPE_CONFIG_QUIRK_INHERITED_MODE (1<<1) /* mode inherited from firmware */
257 unsigned long quirks
;
259 /* User requested mode, only valid as a starting point to
260 * compute adjusted_mode, except in the case of (S)DVO where
261 * it's also for the output timings of the (S)DVO chip.
262 * adjusted_mode will then correspond to the S(DVO) chip's
263 * preferred input timings. */
264 struct drm_display_mode requested_mode
;
265 /* Actual pipe timings ie. what we program into the pipe timing
266 * registers. adjusted_mode.crtc_clock is the pipe pixel clock. */
267 struct drm_display_mode adjusted_mode
;
269 /* Pipe source size (ie. panel fitter input size)
270 * All planes will be positioned inside this space,
271 * and get clipped at the edges. */
272 int pipe_src_w
, pipe_src_h
;
274 /* Whether to set up the PCH/FDI. Note that we never allow sharing
275 * between pch encoders and cpu encoders. */
276 bool has_pch_encoder
;
278 /* CPU Transcoder for the pipe. Currently this can only differ from the
279 * pipe on Haswell (where we have a special eDP transcoder). */
280 enum transcoder cpu_transcoder
;
283 * Use reduced/limited/broadcast rbg range, compressing from the full
284 * range fed into the crtcs.
286 bool limited_color_range
;
288 /* DP has a bunch of special case unfortunately, so mark the pipe
292 /* Whether we should send NULL infoframes. Required for audio. */
295 /* Audio enabled on this pipe. Only valid if either has_hdmi_sink or
296 * has_dp_encoder is set. */
300 * Enable dithering, used when the selected pipe bpp doesn't match the
305 /* Controls for the clock computation, to override various stages. */
308 /* SDVO TV has a bunch of special case. To make multifunction encoders
309 * work correctly, we need to track this at runtime.*/
313 * crtc bandwidth limit, don't increase pipe bpp or clock if not really
314 * required. This is set in the 2nd loop of calling encoder's
315 * ->compute_config if the first pick doesn't work out.
319 /* Settings for the intel dpll used on pretty much everything but
323 /* Selected dpll when shared or DPLL_ID_PRIVATE. */
324 enum intel_dpll_id shared_dpll
;
326 /* PORT_CLK_SEL for DDI ports. */
327 uint32_t ddi_pll_sel
;
329 /* Actual register state of the dpll, for shared dpll cross-checking. */
330 struct intel_dpll_hw_state dpll_hw_state
;
333 struct intel_link_m_n dp_m_n
;
335 /* m2_n2 for eDP downclock */
336 struct intel_link_m_n dp_m2_n2
;
340 * Frequence the dpll for the port should run at. Differs from the
341 * adjusted dotclock e.g. for DP or 12bpc hdmi mode. This is also
342 * already multiplied by pixel_multiplier.
346 /* Used by SDVO (and if we ever fix it, HDMI). */
347 unsigned pixel_multiplier
;
349 /* Panel fitter controls for gen2-gen4 + VLV */
353 u32 lvds_border_bits
;
356 /* Panel fitter placement and size for Ironlake+ */
364 /* FDI configuration, only valid if has_pch_encoder is set. */
366 struct intel_link_m_n fdi_m_n
;
372 bool dp_encoder_is_mst
;
376 struct intel_pipe_wm
{
377 struct intel_wm_level wm
[5];
381 bool sprites_enabled
;
385 struct intel_mmio_flip
{
391 struct drm_crtc base
;
394 u8 lut_r
[256], lut_g
[256], lut_b
[256];
396 * Whether the crtc and the connected output pipeline is active. Implies
397 * that crtc->enabled is set, i.e. the current mode configuration has
398 * some outputs connected to this crtc.
401 unsigned long enabled_power_domains
;
402 bool primary_enabled
; /* is the primary plane (partially) visible? */
404 struct intel_overlay
*overlay
;
405 struct intel_unpin_work
*unpin_work
;
407 atomic_t unpin_work_count
;
409 /* Display surface base address adjustement for pageflips. Note that on
410 * gen4+ this only adjusts up to a tile, offsets within a tile are
411 * handled in the hw itself (with the TILEOFF register). */
412 unsigned long dspaddr_offset
;
414 struct drm_i915_gem_object
*cursor_bo
;
415 uint32_t cursor_addr
;
416 int16_t cursor_width
, cursor_height
;
417 uint32_t cursor_cntl
;
418 uint32_t cursor_size
;
419 uint32_t cursor_base
;
421 struct intel_plane_config plane_config
;
422 struct intel_crtc_config config
;
423 struct intel_crtc_config
*new_config
;
426 /* reset counter value when the last flip was submitted */
427 unsigned int reset_counter
;
429 /* Access to these should be protected by dev_priv->irq_lock. */
430 bool cpu_fifo_underrun_disabled
;
431 bool pch_fifo_underrun_disabled
;
433 /* per-pipe watermark state */
435 /* watermarks currently being used */
436 struct intel_pipe_wm active
;
440 struct intel_mmio_flip mmio_flip
;
443 struct intel_plane_wm_parameters
{
444 uint32_t horiz_pixels
;
445 uint32_t vert_pixels
;
446 uint8_t bytes_per_pixel
;
452 struct drm_plane base
;
455 struct drm_i915_gem_object
*obj
;
459 unsigned int crtc_w
, crtc_h
;
460 uint32_t src_x
, src_y
;
461 uint32_t src_w
, src_h
;
462 unsigned int rotation
;
464 /* Since we need to change the watermarks before/after
465 * enabling/disabling the planes, we need to store the parameters here
466 * as the other pieces of the struct may not reflect the values we want
467 * for the watermark calculations. Currently only Haswell uses this.
469 struct intel_plane_wm_parameters wm
;
471 void (*update_plane
)(struct drm_plane
*plane
,
472 struct drm_crtc
*crtc
,
473 struct drm_framebuffer
*fb
,
474 struct drm_i915_gem_object
*obj
,
475 int crtc_x
, int crtc_y
,
476 unsigned int crtc_w
, unsigned int crtc_h
,
477 uint32_t x
, uint32_t y
,
478 uint32_t src_w
, uint32_t src_h
);
479 void (*disable_plane
)(struct drm_plane
*plane
,
480 struct drm_crtc
*crtc
);
481 int (*update_colorkey
)(struct drm_plane
*plane
,
482 struct drm_intel_sprite_colorkey
*key
);
483 void (*get_colorkey
)(struct drm_plane
*plane
,
484 struct drm_intel_sprite_colorkey
*key
);
487 struct intel_watermark_params
{
488 unsigned long fifo_size
;
489 unsigned long max_wm
;
490 unsigned long default_wm
;
491 unsigned long guard_size
;
492 unsigned long cacheline_size
;
495 struct cxsr_latency
{
498 unsigned long fsb_freq
;
499 unsigned long mem_freq
;
500 unsigned long display_sr
;
501 unsigned long display_hpll_disable
;
502 unsigned long cursor_sr
;
503 unsigned long cursor_hpll_disable
;
506 #define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
507 #define to_intel_connector(x) container_of(x, struct intel_connector, base)
508 #define to_intel_encoder(x) container_of(x, struct intel_encoder, base)
509 #define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
510 #define to_intel_plane(x) container_of(x, struct intel_plane, base)
511 #define intel_fb_obj(x) (x ? to_intel_framebuffer(x)->obj : NULL)
516 uint32_t color_range
;
517 bool color_range_auto
;
520 enum hdmi_force_audio force_audio
;
521 bool rgb_quant_range_selectable
;
522 enum hdmi_picture_aspect aspect_ratio
;
523 void (*write_infoframe
)(struct drm_encoder
*encoder
,
524 enum hdmi_infoframe_type type
,
525 const void *frame
, ssize_t len
);
526 void (*set_infoframes
)(struct drm_encoder
*encoder
,
528 struct drm_display_mode
*adjusted_mode
);
531 struct intel_dp_mst_encoder
;
532 #define DP_MAX_DOWNSTREAM_PORTS 0x10
535 * HIGH_RR is the highest eDP panel refresh rate read from EDID
536 * LOW_RR is the lowest eDP panel refresh rate found from EDID
537 * parsing for same resolution.
539 enum edp_drrs_refresh_rate_type
{
542 DRRS_MAX_RR
, /* RR count */
547 uint32_t aux_ch_ctl_reg
;
550 enum hdmi_force_audio force_audio
;
551 uint32_t color_range
;
552 bool color_range_auto
;
555 uint8_t dpcd
[DP_RECEIVER_CAP_SIZE
];
556 uint8_t psr_dpcd
[EDP_PSR_RECEIVER_CAP_SIZE
];
557 uint8_t downstream_ports
[DP_MAX_DOWNSTREAM_PORTS
];
558 struct drm_dp_aux aux
;
559 uint8_t train_set
[4];
560 int panel_power_up_delay
;
561 int panel_power_down_delay
;
562 int panel_power_cycle_delay
;
563 int backlight_on_delay
;
564 int backlight_off_delay
;
565 struct delayed_work panel_vdd_work
;
567 unsigned long last_power_cycle
;
568 unsigned long last_power_on
;
569 unsigned long last_backlight_off
;
571 struct notifier_block edp_notifier
;
574 bool can_mst
; /* this port supports mst */
576 int active_mst_links
;
577 /* connector directly attached - won't be use for modeset in mst world */
578 struct intel_connector
*attached_connector
;
580 /* mst connector list */
581 struct intel_dp_mst_encoder
*mst_encoders
[I915_MAX_PIPES
];
582 struct drm_dp_mst_topology_mgr mst_mgr
;
584 uint32_t (*get_aux_clock_divider
)(struct intel_dp
*dp
, int index
);
586 * This function returns the value we have to program the AUX_CTL
587 * register with to kick off an AUX transaction.
589 uint32_t (*get_aux_send_ctl
)(struct intel_dp
*dp
,
592 uint32_t aux_clock_divider
);
594 enum drrs_support_type type
;
595 enum edp_drrs_refresh_rate_type refresh_rate_type
;
601 struct intel_digital_port
{
602 struct intel_encoder base
;
606 struct intel_hdmi hdmi
;
607 bool (*hpd_pulse
)(struct intel_digital_port
*, bool);
610 struct intel_dp_mst_encoder
{
611 struct intel_encoder base
;
613 struct intel_digital_port
*primary
;
614 void *port
; /* store this opaque as its illegal to dereference it */
618 vlv_dport_to_channel(struct intel_digital_port
*dport
)
620 switch (dport
->port
) {
632 vlv_pipe_to_channel(enum pipe pipe
)
645 static inline struct drm_crtc
*
646 intel_get_crtc_for_pipe(struct drm_device
*dev
, int pipe
)
648 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
649 return dev_priv
->pipe_to_crtc_mapping
[pipe
];
652 static inline struct drm_crtc
*
653 intel_get_crtc_for_plane(struct drm_device
*dev
, int plane
)
655 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
656 return dev_priv
->plane_to_crtc_mapping
[plane
];
659 struct intel_unpin_work
{
660 struct work_struct work
;
661 struct drm_crtc
*crtc
;
662 struct drm_i915_gem_object
*old_fb_obj
;
663 struct drm_i915_gem_object
*pending_flip_obj
;
664 struct drm_pending_vblank_event
*event
;
666 #define INTEL_FLIP_INACTIVE 0
667 #define INTEL_FLIP_PENDING 1
668 #define INTEL_FLIP_COMPLETE 2
671 bool enable_stall_check
;
674 struct intel_set_config
{
675 struct drm_encoder
**save_connector_encoders
;
676 struct drm_crtc
**save_encoder_crtcs
;
677 bool *save_crtc_enabled
;
683 struct intel_load_detect_pipe
{
684 struct drm_framebuffer
*release_fb
;
685 bool load_detect_temp
;
689 static inline struct intel_encoder
*
690 intel_attached_encoder(struct drm_connector
*connector
)
692 return to_intel_connector(connector
)->encoder
;
695 static inline struct intel_digital_port
*
696 enc_to_dig_port(struct drm_encoder
*encoder
)
698 return container_of(encoder
, struct intel_digital_port
, base
.base
);
701 static inline struct intel_dp_mst_encoder
*
702 enc_to_mst(struct drm_encoder
*encoder
)
704 return container_of(encoder
, struct intel_dp_mst_encoder
, base
.base
);
707 static inline struct intel_dp
*enc_to_intel_dp(struct drm_encoder
*encoder
)
709 return &enc_to_dig_port(encoder
)->dp
;
712 static inline struct intel_digital_port
*
713 dp_to_dig_port(struct intel_dp
*intel_dp
)
715 return container_of(intel_dp
, struct intel_digital_port
, dp
);
718 static inline struct intel_digital_port
*
719 hdmi_to_dig_port(struct intel_hdmi
*intel_hdmi
)
721 return container_of(intel_hdmi
, struct intel_digital_port
, hdmi
);
726 bool intel_set_cpu_fifo_underrun_reporting(struct drm_device
*dev
,
727 enum pipe pipe
, bool enable
);
728 bool intel_set_pch_fifo_underrun_reporting(struct drm_device
*dev
,
729 enum transcoder pch_transcoder
,
731 void gen5_enable_gt_irq(struct drm_i915_private
*dev_priv
, uint32_t mask
);
732 void gen5_disable_gt_irq(struct drm_i915_private
*dev_priv
, uint32_t mask
);
733 void gen6_enable_pm_irq(struct drm_i915_private
*dev_priv
, uint32_t mask
);
734 void gen6_disable_pm_irq(struct drm_i915_private
*dev_priv
, uint32_t mask
);
735 void gen8_enable_pm_irq(struct drm_i915_private
*dev_priv
, uint32_t mask
);
736 void gen8_disable_pm_irq(struct drm_i915_private
*dev_priv
, uint32_t mask
);
737 void intel_runtime_pm_disable_interrupts(struct drm_device
*dev
);
738 void intel_runtime_pm_restore_interrupts(struct drm_device
*dev
);
739 static inline bool intel_irqs_enabled(struct drm_i915_private
*dev_priv
)
742 * We only use drm_irq_uninstall() at unload and VT switch, so
743 * this is the only thing we need to check.
745 return !dev_priv
->pm
._irqs_disabled
;
748 int intel_get_crtc_scanline(struct intel_crtc
*crtc
);
749 void i9xx_check_fifo_underruns(struct drm_device
*dev
);
750 void gen8_irq_power_well_post_enable(struct drm_i915_private
*dev_priv
);
753 void intel_crt_init(struct drm_device
*dev
);
757 void intel_prepare_ddi(struct drm_device
*dev
);
758 void hsw_fdi_link_train(struct drm_crtc
*crtc
);
759 void intel_ddi_init(struct drm_device
*dev
, enum port port
);
760 enum port
intel_ddi_get_encoder_port(struct intel_encoder
*intel_encoder
);
761 bool intel_ddi_get_hw_state(struct intel_encoder
*encoder
, enum pipe
*pipe
);
762 int intel_ddi_get_cdclk_freq(struct drm_i915_private
*dev_priv
);
763 void intel_ddi_pll_init(struct drm_device
*dev
);
764 void intel_ddi_enable_transcoder_func(struct drm_crtc
*crtc
);
765 void intel_ddi_disable_transcoder_func(struct drm_i915_private
*dev_priv
,
766 enum transcoder cpu_transcoder
);
767 void intel_ddi_enable_pipe_clock(struct intel_crtc
*intel_crtc
);
768 void intel_ddi_disable_pipe_clock(struct intel_crtc
*intel_crtc
);
769 bool intel_ddi_pll_select(struct intel_crtc
*crtc
);
770 void intel_ddi_set_pipe_settings(struct drm_crtc
*crtc
);
771 void intel_ddi_prepare_link_retrain(struct drm_encoder
*encoder
);
772 bool intel_ddi_connector_get_hw_state(struct intel_connector
*intel_connector
);
773 void intel_ddi_fdi_disable(struct drm_crtc
*crtc
);
774 void intel_ddi_get_config(struct intel_encoder
*encoder
,
775 struct intel_crtc_config
*pipe_config
);
777 void intel_ddi_init_dp_buf_reg(struct intel_encoder
*encoder
);
778 void intel_ddi_clock_get(struct intel_encoder
*encoder
,
779 struct intel_crtc_config
*pipe_config
);
780 void intel_ddi_set_vc_payload_alloc(struct drm_crtc
*crtc
, bool state
);
782 /* intel_display.c */
783 const char *intel_output_name(int output
);
784 bool intel_has_pending_fb_unpin(struct drm_device
*dev
);
785 int intel_pch_rawclk(struct drm_device
*dev
);
786 void intel_mark_busy(struct drm_device
*dev
);
787 void intel_fb_obj_invalidate(struct drm_i915_gem_object
*obj
,
788 struct intel_engine_cs
*ring
);
789 void intel_frontbuffer_flip_prepare(struct drm_device
*dev
,
790 unsigned frontbuffer_bits
);
791 void intel_frontbuffer_flip_complete(struct drm_device
*dev
,
792 unsigned frontbuffer_bits
);
793 void intel_frontbuffer_flush(struct drm_device
*dev
,
794 unsigned frontbuffer_bits
);
796 * intel_frontbuffer_flip - prepare frontbuffer flip
798 * @frontbuffer_bits: frontbuffer plane tracking bits
800 * This function gets called after scheduling a flip on @obj. This is for
801 * synchronous plane updates which will happen on the next vblank and which will
802 * not get delayed by pending gpu rendering.
804 * Can be called without any locks held.
807 void intel_frontbuffer_flip(struct drm_device
*dev
,
808 unsigned frontbuffer_bits
)
810 intel_frontbuffer_flush(dev
, frontbuffer_bits
);
813 void intel_fb_obj_flush(struct drm_i915_gem_object
*obj
, bool retire
);
814 void intel_mark_idle(struct drm_device
*dev
);
815 void intel_crtc_restore_mode(struct drm_crtc
*crtc
);
816 void intel_crtc_control(struct drm_crtc
*crtc
, bool enable
);
817 void intel_crtc_update_dpms(struct drm_crtc
*crtc
);
818 void intel_encoder_destroy(struct drm_encoder
*encoder
);
819 void intel_connector_dpms(struct drm_connector
*, int mode
);
820 bool intel_connector_get_hw_state(struct intel_connector
*connector
);
821 void intel_modeset_check_state(struct drm_device
*dev
);
822 bool ibx_digital_port_connected(struct drm_i915_private
*dev_priv
,
823 struct intel_digital_port
*port
);
824 void intel_connector_attach_encoder(struct intel_connector
*connector
,
825 struct intel_encoder
*encoder
);
826 struct drm_encoder
*intel_best_encoder(struct drm_connector
*connector
);
827 struct drm_display_mode
*intel_crtc_mode_get(struct drm_device
*dev
,
828 struct drm_crtc
*crtc
);
829 enum pipe
intel_get_pipe_from_connector(struct intel_connector
*connector
);
830 int intel_get_pipe_from_crtc_id(struct drm_device
*dev
, void *data
,
831 struct drm_file
*file_priv
);
832 enum transcoder
intel_pipe_to_cpu_transcoder(struct drm_i915_private
*dev_priv
,
834 void intel_wait_for_vblank(struct drm_device
*dev
, int pipe
);
835 int ironlake_get_lanes_required(int target_clock
, int link_bw
, int bpp
);
836 void vlv_wait_port_ready(struct drm_i915_private
*dev_priv
,
837 struct intel_digital_port
*dport
);
838 bool intel_get_load_detect_pipe(struct drm_connector
*connector
,
839 struct drm_display_mode
*mode
,
840 struct intel_load_detect_pipe
*old
,
841 struct drm_modeset_acquire_ctx
*ctx
);
842 void intel_release_load_detect_pipe(struct drm_connector
*connector
,
843 struct intel_load_detect_pipe
*old
);
844 int intel_pin_and_fence_fb_obj(struct drm_device
*dev
,
845 struct drm_i915_gem_object
*obj
,
846 struct intel_engine_cs
*pipelined
);
847 void intel_unpin_fb_obj(struct drm_i915_gem_object
*obj
);
848 struct drm_framebuffer
*
849 __intel_framebuffer_create(struct drm_device
*dev
,
850 struct drm_mode_fb_cmd2
*mode_cmd
,
851 struct drm_i915_gem_object
*obj
);
852 void intel_prepare_page_flip(struct drm_device
*dev
, int plane
);
853 void intel_finish_page_flip(struct drm_device
*dev
, int pipe
);
854 void intel_finish_page_flip_plane(struct drm_device
*dev
, int plane
);
856 /* shared dpll functions */
857 struct intel_shared_dpll
*intel_crtc_to_shared_dpll(struct intel_crtc
*crtc
);
858 void assert_shared_dpll(struct drm_i915_private
*dev_priv
,
859 struct intel_shared_dpll
*pll
,
861 #define assert_shared_dpll_enabled(d, p) assert_shared_dpll(d, p, true)
862 #define assert_shared_dpll_disabled(d, p) assert_shared_dpll(d, p, false)
863 struct intel_shared_dpll
*intel_get_shared_dpll(struct intel_crtc
*crtc
);
864 void intel_put_shared_dpll(struct intel_crtc
*crtc
);
866 /* modesetting asserts */
867 void assert_pll(struct drm_i915_private
*dev_priv
,
868 enum pipe pipe
, bool state
);
869 #define assert_pll_enabled(d, p) assert_pll(d, p, true)
870 #define assert_pll_disabled(d, p) assert_pll(d, p, false)
871 void assert_fdi_rx_pll(struct drm_i915_private
*dev_priv
,
872 enum pipe pipe
, bool state
);
873 #define assert_fdi_rx_pll_enabled(d, p) assert_fdi_rx_pll(d, p, true)
874 #define assert_fdi_rx_pll_disabled(d, p) assert_fdi_rx_pll(d, p, false)
875 void assert_pipe(struct drm_i915_private
*dev_priv
, enum pipe pipe
, bool state
);
876 #define assert_pipe_enabled(d, p) assert_pipe(d, p, true)
877 #define assert_pipe_disabled(d, p) assert_pipe(d, p, false)
878 void intel_write_eld(struct drm_encoder
*encoder
,
879 struct drm_display_mode
*mode
);
880 unsigned long intel_gen4_compute_page_offset(int *x
, int *y
,
881 unsigned int tiling_mode
,
884 void intel_display_handle_reset(struct drm_device
*dev
);
885 void hsw_enable_pc8(struct drm_i915_private
*dev_priv
);
886 void hsw_disable_pc8(struct drm_i915_private
*dev_priv
);
887 void intel_dp_get_m_n(struct intel_crtc
*crtc
,
888 struct intel_crtc_config
*pipe_config
);
889 void intel_dp_set_m_n(struct intel_crtc
*crtc
);
890 int intel_dotclock_calculate(int link_freq
, const struct intel_link_m_n
*m_n
);
892 ironlake_check_encoder_dotclock(const struct intel_crtc_config
*pipe_config
,
894 bool intel_crtc_active(struct drm_crtc
*crtc
);
895 void hsw_enable_ips(struct intel_crtc
*crtc
);
896 void hsw_disable_ips(struct intel_crtc
*crtc
);
897 void intel_display_set_init_power(struct drm_i915_private
*dev
, bool enable
);
898 enum intel_display_power_domain
899 intel_display_port_power_domain(struct intel_encoder
*intel_encoder
);
900 void intel_mode_from_pipe_config(struct drm_display_mode
*mode
,
901 struct intel_crtc_config
*pipe_config
);
902 int intel_format_to_fourcc(int format
);
903 void intel_crtc_wait_for_pending_flips(struct drm_crtc
*crtc
);
904 void intel_modeset_preclose(struct drm_device
*dev
, struct drm_file
*file
);
907 void intel_dp_init(struct drm_device
*dev
, int output_reg
, enum port port
);
908 bool intel_dp_init_connector(struct intel_digital_port
*intel_dig_port
,
909 struct intel_connector
*intel_connector
);
910 void intel_dp_start_link_train(struct intel_dp
*intel_dp
);
911 void intel_dp_complete_link_train(struct intel_dp
*intel_dp
);
912 void intel_dp_stop_link_train(struct intel_dp
*intel_dp
);
913 void intel_dp_sink_dpms(struct intel_dp
*intel_dp
, int mode
);
914 void intel_dp_encoder_destroy(struct drm_encoder
*encoder
);
915 void intel_dp_check_link_status(struct intel_dp
*intel_dp
);
916 int intel_dp_sink_crc(struct intel_dp
*intel_dp
, u8
*crc
);
917 bool intel_dp_compute_config(struct intel_encoder
*encoder
,
918 struct intel_crtc_config
*pipe_config
);
919 bool intel_dp_is_edp(struct drm_device
*dev
, enum port port
);
920 bool intel_dp_hpd_pulse(struct intel_digital_port
*intel_dig_port
,
922 void intel_edp_backlight_on(struct intel_dp
*intel_dp
);
923 void intel_edp_backlight_off(struct intel_dp
*intel_dp
);
924 void intel_edp_panel_vdd_on(struct intel_dp
*intel_dp
);
925 void intel_edp_panel_vdd_sanitize(struct intel_encoder
*intel_encoder
);
926 void intel_edp_panel_on(struct intel_dp
*intel_dp
);
927 void intel_edp_panel_off(struct intel_dp
*intel_dp
);
928 void intel_edp_psr_enable(struct intel_dp
*intel_dp
);
929 void intel_edp_psr_disable(struct intel_dp
*intel_dp
);
930 void intel_dp_set_drrs_state(struct drm_device
*dev
, int refresh_rate
);
931 void intel_edp_psr_invalidate(struct drm_device
*dev
,
932 unsigned frontbuffer_bits
);
933 void intel_edp_psr_flush(struct drm_device
*dev
,
934 unsigned frontbuffer_bits
);
935 void intel_edp_psr_init(struct drm_device
*dev
);
937 int intel_dp_handle_hpd_irq(struct intel_digital_port
*digport
, bool long_hpd
);
938 void intel_dp_add_properties(struct intel_dp
*intel_dp
, struct drm_connector
*connector
);
939 void intel_dp_mst_suspend(struct drm_device
*dev
);
940 void intel_dp_mst_resume(struct drm_device
*dev
);
941 int intel_dp_max_link_bw(struct intel_dp
*intel_dp
);
942 void intel_dp_hot_plug(struct intel_encoder
*intel_encoder
);
944 int intel_dp_mst_encoder_init(struct intel_digital_port
*intel_dig_port
, int conn_id
);
945 void intel_dp_mst_encoder_cleanup(struct intel_digital_port
*intel_dig_port
);
947 void intel_dsi_init(struct drm_device
*dev
);
951 void intel_dvo_init(struct drm_device
*dev
);
954 /* legacy fbdev emulation in intel_fbdev.c */
955 #ifdef CONFIG_DRM_I915_FBDEV
956 extern int intel_fbdev_init(struct drm_device
*dev
);
957 extern void intel_fbdev_initial_config(void *data
, async_cookie_t cookie
);
958 extern void intel_fbdev_fini(struct drm_device
*dev
);
959 extern void intel_fbdev_set_suspend(struct drm_device
*dev
, int state
, bool synchronous
);
960 extern void intel_fbdev_output_poll_changed(struct drm_device
*dev
);
961 extern void intel_fbdev_restore_mode(struct drm_device
*dev
);
963 static inline int intel_fbdev_init(struct drm_device
*dev
)
968 static inline void intel_fbdev_initial_config(void *data
, async_cookie_t cookie
)
972 static inline void intel_fbdev_fini(struct drm_device
*dev
)
976 static inline void intel_fbdev_set_suspend(struct drm_device
*dev
, int state
, bool synchronous
)
980 static inline void intel_fbdev_restore_mode(struct drm_device
*dev
)
986 void intel_hdmi_init(struct drm_device
*dev
, int hdmi_reg
, enum port port
);
987 void intel_hdmi_init_connector(struct intel_digital_port
*intel_dig_port
,
988 struct intel_connector
*intel_connector
);
989 struct intel_hdmi
*enc_to_intel_hdmi(struct drm_encoder
*encoder
);
990 bool intel_hdmi_compute_config(struct intel_encoder
*encoder
,
991 struct intel_crtc_config
*pipe_config
);
995 void intel_lvds_init(struct drm_device
*dev
);
996 bool intel_is_dual_link_lvds(struct drm_device
*dev
);
1000 int intel_connector_update_modes(struct drm_connector
*connector
,
1002 int intel_ddc_get_modes(struct drm_connector
*c
, struct i2c_adapter
*adapter
);
1003 void intel_attach_force_audio_property(struct drm_connector
*connector
);
1004 void intel_attach_broadcast_rgb_property(struct drm_connector
*connector
);
1007 /* intel_overlay.c */
1008 void intel_setup_overlay(struct drm_device
*dev
);
1009 void intel_cleanup_overlay(struct drm_device
*dev
);
1010 int intel_overlay_switch_off(struct intel_overlay
*overlay
);
1011 int intel_overlay_put_image(struct drm_device
*dev
, void *data
,
1012 struct drm_file
*file_priv
);
1013 int intel_overlay_attrs(struct drm_device
*dev
, void *data
,
1014 struct drm_file
*file_priv
);
1018 int intel_panel_init(struct intel_panel
*panel
,
1019 struct drm_display_mode
*fixed_mode
,
1020 struct drm_display_mode
*downclock_mode
);
1021 void intel_panel_fini(struct intel_panel
*panel
);
1022 void intel_fixed_panel_mode(const struct drm_display_mode
*fixed_mode
,
1023 struct drm_display_mode
*adjusted_mode
);
1024 void intel_pch_panel_fitting(struct intel_crtc
*crtc
,
1025 struct intel_crtc_config
*pipe_config
,
1027 void intel_gmch_panel_fitting(struct intel_crtc
*crtc
,
1028 struct intel_crtc_config
*pipe_config
,
1030 void intel_panel_set_backlight_acpi(struct intel_connector
*connector
,
1031 u32 level
, u32 max
);
1032 int intel_panel_setup_backlight(struct drm_connector
*connector
);
1033 void intel_panel_enable_backlight(struct intel_connector
*connector
);
1034 void intel_panel_disable_backlight(struct intel_connector
*connector
);
1035 void intel_panel_destroy_backlight(struct drm_connector
*connector
);
1036 void intel_panel_init_backlight_funcs(struct drm_device
*dev
);
1037 enum drm_connector_status
intel_panel_detect(struct drm_device
*dev
);
1038 extern struct drm_display_mode
*intel_find_panel_downclock(
1039 struct drm_device
*dev
,
1040 struct drm_display_mode
*fixed_mode
,
1041 struct drm_connector
*connector
);
1044 void intel_init_clock_gating(struct drm_device
*dev
);
1045 void intel_suspend_hw(struct drm_device
*dev
);
1046 int ilk_wm_max_level(const struct drm_device
*dev
);
1047 void intel_update_watermarks(struct drm_crtc
*crtc
);
1048 void intel_update_sprite_watermarks(struct drm_plane
*plane
,
1049 struct drm_crtc
*crtc
,
1050 uint32_t sprite_width
,
1051 uint32_t sprite_height
,
1053 bool enabled
, bool scaled
);
1054 void intel_init_pm(struct drm_device
*dev
);
1055 void intel_pm_setup(struct drm_device
*dev
);
1056 bool intel_fbc_enabled(struct drm_device
*dev
);
1057 void intel_update_fbc(struct drm_device
*dev
);
1058 void intel_gpu_ips_init(struct drm_i915_private
*dev_priv
);
1059 void intel_gpu_ips_teardown(void);
1060 int intel_power_domains_init(struct drm_i915_private
*);
1061 void intel_power_domains_remove(struct drm_i915_private
*);
1062 bool intel_display_power_enabled(struct drm_i915_private
*dev_priv
,
1063 enum intel_display_power_domain domain
);
1064 bool intel_display_power_enabled_unlocked(struct drm_i915_private
*dev_priv
,
1065 enum intel_display_power_domain domain
);
1066 void intel_display_power_get(struct drm_i915_private
*dev_priv
,
1067 enum intel_display_power_domain domain
);
1068 void intel_display_power_put(struct drm_i915_private
*dev_priv
,
1069 enum intel_display_power_domain domain
);
1070 void intel_power_domains_init_hw(struct drm_i915_private
*dev_priv
);
1071 void intel_init_gt_powersave(struct drm_device
*dev
);
1072 void intel_cleanup_gt_powersave(struct drm_device
*dev
);
1073 void intel_enable_gt_powersave(struct drm_device
*dev
);
1074 void intel_disable_gt_powersave(struct drm_device
*dev
);
1075 void intel_suspend_gt_powersave(struct drm_device
*dev
);
1076 void intel_reset_gt_powersave(struct drm_device
*dev
);
1077 void ironlake_teardown_rc6(struct drm_device
*dev
);
1078 void gen6_update_ring_freq(struct drm_device
*dev
);
1079 void gen6_rps_idle(struct drm_i915_private
*dev_priv
);
1080 void gen6_rps_boost(struct drm_i915_private
*dev_priv
);
1081 void intel_aux_display_runtime_get(struct drm_i915_private
*dev_priv
);
1082 void intel_aux_display_runtime_put(struct drm_i915_private
*dev_priv
);
1083 void intel_runtime_pm_get(struct drm_i915_private
*dev_priv
);
1084 void intel_runtime_pm_get_noresume(struct drm_i915_private
*dev_priv
);
1085 void intel_runtime_pm_put(struct drm_i915_private
*dev_priv
);
1086 void intel_init_runtime_pm(struct drm_i915_private
*dev_priv
);
1087 void intel_fini_runtime_pm(struct drm_i915_private
*dev_priv
);
1088 void ilk_wm_get_hw_state(struct drm_device
*dev
);
1092 bool intel_sdvo_init(struct drm_device
*dev
, uint32_t sdvo_reg
, bool is_sdvob
);
1095 /* intel_sprite.c */
1096 int intel_plane_init(struct drm_device
*dev
, enum pipe pipe
, int plane
);
1097 void intel_flush_primary_plane(struct drm_i915_private
*dev_priv
,
1099 int intel_plane_set_property(struct drm_plane
*plane
,
1100 struct drm_property
*prop
,
1102 int intel_plane_restore(struct drm_plane
*plane
);
1103 void intel_plane_disable(struct drm_plane
*plane
);
1104 int intel_sprite_set_colorkey(struct drm_device
*dev
, void *data
,
1105 struct drm_file
*file_priv
);
1106 int intel_sprite_get_colorkey(struct drm_device
*dev
, void *data
,
1107 struct drm_file
*file_priv
);
1111 void intel_tv_init(struct drm_device
*dev
);
1113 #endif /* __INTEL_DRV_H__ */