2 * Copyright © 2017 Keith Packard
4 * Permission to use, copy, modify, distribute, and sell this software and its
5 * documentation for any purpose is hereby granted without fee, provided that
6 * the above copyright notice appear in all copies and that both that copyright
7 * notice and this permission notice appear in supporting documentation, and
8 * that the name of the copyright holders not be used in advertising or
9 * publicity pertaining to distribution of the software without specific,
10 * written prior permission. The copyright holders make no representations
11 * about the suitability of this software for any purpose. It is provided "as
12 * is" without express or implied warranty.
14 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
23 #include "util/macros.h"
34 #include <xf86drmMode.h>
35 #include <drm_fourcc.h>
36 #ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
37 #include <xcb/randr.h>
38 #include <X11/Xlib-xcb.h>
40 #include "util/hash_table.h"
41 #include "util/list.h"
44 #include "wsi_common_private.h"
45 #include "wsi_common_display.h"
46 #include "wsi_common_queue.h"
49 #define wsi_display_debug(...) fprintf(stderr, __VA_ARGS__)
50 #define wsi_display_debug_code(...) __VA_ARGS__
52 #define wsi_display_debug(...)
53 #define wsi_display_debug_code(...)
56 /* These have lifetime equal to the instance, so they effectively
57 * never go away. This means we must keep track of them separately
58 * from all other resources.
60 typedef struct wsi_display_mode
{
61 struct list_head list
;
62 struct wsi_display_connector
*connector
;
63 bool valid
; /* was found in most recent poll */
65 uint32_t clock
; /* in kHz */
66 uint16_t hdisplay
, hsync_start
, hsync_end
, htotal
, hskew
;
67 uint16_t vdisplay
, vsync_start
, vsync_end
, vtotal
, vscan
;
71 typedef struct wsi_display_connector
{
72 struct list_head list
;
73 struct wsi_display
*wsi
;
79 struct list_head display_modes
;
80 wsi_display_mode
*current_mode
;
81 drmModeModeInfo current_drm_mode
;
82 uint32_t dpms_property
;
83 #ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
84 xcb_randr_output_t output
;
86 } wsi_display_connector
;
89 struct wsi_interface base
;
91 const VkAllocationCallbacks
*alloc
;
95 pthread_mutex_t wait_mutex
;
96 pthread_cond_t wait_cond
;
97 pthread_t wait_thread
;
99 struct list_head connectors
;
102 #define wsi_for_each_display_mode(_mode, _conn) \
103 list_for_each_entry_safe(struct wsi_display_mode, _mode, \
104 &(_conn)->display_modes, list)
106 #define wsi_for_each_connector(_conn, _dev) \
107 list_for_each_entry_safe(struct wsi_display_connector, _conn, \
108 &(_dev)->connectors, list)
110 enum wsi_image_state
{
118 struct wsi_display_image
{
119 struct wsi_image base
;
120 struct wsi_display_swapchain
*chain
;
121 enum wsi_image_state state
;
124 uint64_t flip_sequence
;
127 struct wsi_display_swapchain
{
128 struct wsi_swapchain base
;
129 struct wsi_display
*wsi
;
130 VkIcdSurfaceDisplay
*surface
;
131 uint64_t flip_sequence
;
133 struct wsi_display_image images
[0];
136 struct wsi_display_fence
{
137 struct wsi_fence base
;
143 static uint64_t fence_sequence
;
145 ICD_DEFINE_NONDISP_HANDLE_CASTS(wsi_display_mode
, VkDisplayModeKHR
)
146 ICD_DEFINE_NONDISP_HANDLE_CASTS(wsi_display_connector
, VkDisplayKHR
)
149 wsi_display_mode_matches_drm(wsi_display_mode
*wsi
,
150 drmModeModeInfoPtr drm
)
152 return wsi
->clock
== drm
->clock
&&
153 wsi
->hdisplay
== drm
->hdisplay
&&
154 wsi
->hsync_start
== drm
->hsync_start
&&
155 wsi
->hsync_end
== drm
->hsync_end
&&
156 wsi
->htotal
== drm
->htotal
&&
157 wsi
->hskew
== drm
->hskew
&&
158 wsi
->vdisplay
== drm
->vdisplay
&&
159 wsi
->vsync_start
== drm
->vsync_start
&&
160 wsi
->vsync_end
== drm
->vsync_end
&&
161 wsi
->vtotal
== drm
->vtotal
&&
162 MAX2(wsi
->vscan
, 1) == MAX2(drm
->vscan
, 1) &&
163 wsi
->flags
== drm
->flags
;
167 wsi_display_mode_refresh(struct wsi_display_mode
*wsi
)
169 return (double) wsi
->clock
* 1000.0 / ((double) wsi
->htotal
*
170 (double) wsi
->vtotal
*
171 (double) MAX2(wsi
->vscan
, 1));
174 static uint64_t wsi_get_current_monotonic(void)
178 clock_gettime(CLOCK_MONOTONIC
, &tv
);
179 return tv
.tv_nsec
+ tv
.tv_sec
*1000000000ull;
182 static uint64_t wsi_rel_to_abs_time(uint64_t rel_time
)
184 uint64_t current_time
= wsi_get_current_monotonic();
186 /* check for overflow */
187 if (rel_time
> UINT64_MAX
- current_time
)
190 return current_time
+ rel_time
;
193 static struct wsi_display_mode
*
194 wsi_display_find_drm_mode(struct wsi_device
*wsi_device
,
195 struct wsi_display_connector
*connector
,
196 drmModeModeInfoPtr mode
)
198 wsi_for_each_display_mode(display_mode
, connector
) {
199 if (wsi_display_mode_matches_drm(display_mode
, mode
))
206 wsi_display_invalidate_connector_modes(struct wsi_device
*wsi_device
,
207 struct wsi_display_connector
*connector
)
209 wsi_for_each_display_mode(display_mode
, connector
) {
210 display_mode
->valid
= false;
215 wsi_display_register_drm_mode(struct wsi_device
*wsi_device
,
216 struct wsi_display_connector
*connector
,
217 drmModeModeInfoPtr drm_mode
)
219 struct wsi_display
*wsi
=
220 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
221 struct wsi_display_mode
*display_mode
=
222 wsi_display_find_drm_mode(wsi_device
, connector
, drm_mode
);
225 display_mode
->valid
= true;
229 display_mode
= vk_zalloc(wsi
->alloc
, sizeof (struct wsi_display_mode
),
230 8, VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE
);
232 return VK_ERROR_OUT_OF_HOST_MEMORY
;
234 display_mode
->connector
= connector
;
235 display_mode
->valid
= true;
236 display_mode
->preferred
= (drm_mode
->type
& DRM_MODE_TYPE_PREFERRED
) != 0;
237 display_mode
->clock
= drm_mode
->clock
; /* kHz */
238 display_mode
->hdisplay
= drm_mode
->hdisplay
;
239 display_mode
->hsync_start
= drm_mode
->hsync_start
;
240 display_mode
->hsync_end
= drm_mode
->hsync_end
;
241 display_mode
->htotal
= drm_mode
->htotal
;
242 display_mode
->hskew
= drm_mode
->hskew
;
243 display_mode
->vdisplay
= drm_mode
->vdisplay
;
244 display_mode
->vsync_start
= drm_mode
->vsync_start
;
245 display_mode
->vsync_end
= drm_mode
->vsync_end
;
246 display_mode
->vtotal
= drm_mode
->vtotal
;
247 display_mode
->vscan
= drm_mode
->vscan
;
248 display_mode
->flags
= drm_mode
->flags
;
250 list_addtail(&display_mode
->list
, &connector
->display_modes
);
255 * Update our information about a specific connector
258 static struct wsi_display_connector
*
259 wsi_display_find_connector(struct wsi_device
*wsi_device
,
260 uint32_t connector_id
)
262 struct wsi_display
*wsi
=
263 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
265 wsi_for_each_connector(connector
, wsi
) {
266 if (connector
->id
== connector_id
)
273 static struct wsi_display_connector
*
274 wsi_display_alloc_connector(struct wsi_display
*wsi
,
275 uint32_t connector_id
)
277 struct wsi_display_connector
*connector
=
278 vk_zalloc(wsi
->alloc
, sizeof (struct wsi_display_connector
),
279 8, VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE
);
281 connector
->id
= connector_id
;
282 connector
->wsi
= wsi
;
283 connector
->active
= false;
284 /* XXX use EDID name */
285 connector
->name
= "monitor";
286 list_inithead(&connector
->display_modes
);
290 static struct wsi_display_connector
*
291 wsi_display_get_connector(struct wsi_device
*wsi_device
,
292 uint32_t connector_id
)
294 struct wsi_display
*wsi
=
295 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
300 drmModeConnectorPtr drm_connector
=
301 drmModeGetConnector(wsi
->fd
, connector_id
);
306 struct wsi_display_connector
*connector
=
307 wsi_display_find_connector(wsi_device
, connector_id
);
310 connector
= wsi_display_alloc_connector(wsi
, connector_id
);
312 drmModeFreeConnector(drm_connector
);
315 list_addtail(&connector
->list
, &wsi
->connectors
);
318 connector
->connected
= drm_connector
->connection
!= DRM_MODE_DISCONNECTED
;
320 /* Look for a DPMS property if we haven't already found one */
321 for (int p
= 0; connector
->dpms_property
== 0 &&
322 p
< drm_connector
->count_props
; p
++)
324 drmModePropertyPtr prop
= drmModeGetProperty(wsi
->fd
,
325 drm_connector
->props
[p
]);
328 if (prop
->flags
& DRM_MODE_PROP_ENUM
) {
329 if (!strcmp(prop
->name
, "DPMS"))
330 connector
->dpms_property
= drm_connector
->props
[p
];
332 drmModeFreeProperty(prop
);
335 /* Mark all connector modes as invalid */
336 wsi_display_invalidate_connector_modes(wsi_device
, connector
);
339 * List current modes, adding new ones and marking existing ones as
342 for (int m
= 0; m
< drm_connector
->count_modes
; m
++) {
343 VkResult result
= wsi_display_register_drm_mode(wsi_device
,
345 &drm_connector
->modes
[m
]);
346 if (result
!= VK_SUCCESS
) {
347 drmModeFreeConnector(drm_connector
);
352 drmModeFreeConnector(drm_connector
);
357 #define MM_PER_PIXEL (1.0/96.0 * 25.4)
360 mode_size(struct wsi_display_mode
*mode
)
362 /* fortunately, these are both uint16_t, so this is easy */
363 return (uint32_t) mode
->hdisplay
* (uint32_t) mode
->vdisplay
;
367 wsi_display_fill_in_display_properties(struct wsi_device
*wsi_device
,
368 struct wsi_display_connector
*connector
,
369 VkDisplayProperties2KHR
*properties2
)
371 assert(properties2
->sType
== VK_STRUCTURE_TYPE_DISPLAY_PROPERTIES_2_KHR
);
372 VkDisplayPropertiesKHR
*properties
= &properties2
->displayProperties
;
374 properties
->display
= wsi_display_connector_to_handle(connector
);
375 properties
->displayName
= connector
->name
;
377 /* Find the first preferred mode and assume that's the physical
378 * resolution. If there isn't a preferred mode, find the largest mode and
382 struct wsi_display_mode
*preferred_mode
= NULL
, *largest_mode
= NULL
;
383 wsi_for_each_display_mode(display_mode
, connector
) {
384 if (!display_mode
->valid
)
386 if (display_mode
->preferred
) {
387 preferred_mode
= display_mode
;
390 if (largest_mode
== NULL
||
391 mode_size(display_mode
) > mode_size(largest_mode
))
393 largest_mode
= display_mode
;
397 if (preferred_mode
) {
398 properties
->physicalResolution
.width
= preferred_mode
->hdisplay
;
399 properties
->physicalResolution
.height
= preferred_mode
->vdisplay
;
400 } else if (largest_mode
) {
401 properties
->physicalResolution
.width
= largest_mode
->hdisplay
;
402 properties
->physicalResolution
.height
= largest_mode
->vdisplay
;
404 properties
->physicalResolution
.width
= 1024;
405 properties
->physicalResolution
.height
= 768;
408 /* Make up physical size based on 96dpi */
409 properties
->physicalDimensions
.width
=
410 floor(properties
->physicalResolution
.width
* MM_PER_PIXEL
+ 0.5);
411 properties
->physicalDimensions
.height
=
412 floor(properties
->physicalResolution
.height
* MM_PER_PIXEL
+ 0.5);
414 properties
->supportedTransforms
= VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR
;
415 properties
->planeReorderPossible
= VK_FALSE
;
416 properties
->persistentContent
= VK_FALSE
;
420 * Implement vkGetPhysicalDeviceDisplayPropertiesKHR (VK_KHR_display)
423 wsi_display_get_physical_device_display_properties(
424 VkPhysicalDevice physical_device
,
425 struct wsi_device
*wsi_device
,
426 uint32_t *property_count
,
427 VkDisplayPropertiesKHR
*properties
)
429 struct wsi_display
*wsi
=
430 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
432 if (properties
== NULL
) {
433 return wsi_display_get_physical_device_display_properties2(
434 physical_device
, wsi_device
, property_count
, NULL
);
436 /* If we're actually returning properties, allocate a temporary array of
437 * VkDisplayProperties2KHR structs, call properties2 to fill them out,
438 * and then copy them to the client. This seems a bit expensive but
439 * wsi_display_get_physical_device_display_properties2() calls
440 * drmModeGetResources() which does an ioctl and then a bunch of
441 * allocations so this should get lost in the noise.
443 VkDisplayProperties2KHR
*props2
=
444 vk_zalloc(wsi
->alloc
, sizeof(*props2
) * *property_count
, 8,
445 VK_SYSTEM_ALLOCATION_SCOPE_OBJECT
);
447 return VK_ERROR_OUT_OF_HOST_MEMORY
;
449 for (uint32_t i
= 0; i
< *property_count
; i
++)
450 props2
[i
].sType
= VK_STRUCTURE_TYPE_DISPLAY_PROPERTIES_2_KHR
;
452 VkResult result
= wsi_display_get_physical_device_display_properties2(
453 physical_device
, wsi_device
, property_count
, props2
);
455 if (result
== VK_SUCCESS
|| result
== VK_INCOMPLETE
) {
456 for (uint32_t i
= 0; i
< *property_count
; i
++)
457 properties
[i
] = props2
[i
].displayProperties
;
460 vk_free(wsi
->alloc
, props2
);
467 wsi_display_get_physical_device_display_properties2(
468 VkPhysicalDevice physical_device
,
469 struct wsi_device
*wsi_device
,
470 uint32_t *property_count
,
471 VkDisplayProperties2KHR
*properties
)
473 struct wsi_display
*wsi
=
474 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
479 drmModeResPtr mode_res
= drmModeGetResources(wsi
->fd
);
484 VK_OUTARRAY_MAKE(conn
, properties
, property_count
);
486 /* Get current information */
488 for (int c
= 0; c
< mode_res
->count_connectors
; c
++) {
489 struct wsi_display_connector
*connector
=
490 wsi_display_get_connector(wsi_device
, mode_res
->connectors
[c
]);
493 drmModeFreeResources(mode_res
);
494 return VK_ERROR_OUT_OF_HOST_MEMORY
;
497 if (connector
->connected
) {
498 vk_outarray_append(&conn
, prop
) {
499 wsi_display_fill_in_display_properties(wsi_device
,
506 drmModeFreeResources(mode_res
);
508 return vk_outarray_status(&conn
);
516 * Implement vkGetPhysicalDeviceDisplayPlanePropertiesKHR (VK_KHR_display
519 wsi_display_fill_in_display_plane_properties(
520 struct wsi_device
*wsi_device
,
521 struct wsi_display_connector
*connector
,
522 VkDisplayPlaneProperties2KHR
*properties
)
524 assert(properties
->sType
== VK_STRUCTURE_TYPE_DISPLAY_PLANE_PROPERTIES_2_KHR
);
525 VkDisplayPlanePropertiesKHR
*prop
= &properties
->displayPlaneProperties
;
527 if (connector
&& connector
->active
) {
528 prop
->currentDisplay
= wsi_display_connector_to_handle(connector
);
529 prop
->currentStackIndex
= 0;
531 prop
->currentDisplay
= VK_NULL_HANDLE
;
532 prop
->currentStackIndex
= 0;
537 wsi_display_get_physical_device_display_plane_properties(
538 VkPhysicalDevice physical_device
,
539 struct wsi_device
*wsi_device
,
540 uint32_t *property_count
,
541 VkDisplayPlanePropertiesKHR
*properties
)
543 struct wsi_display
*wsi
=
544 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
546 VK_OUTARRAY_MAKE(conn
, properties
, property_count
);
548 wsi_for_each_connector(connector
, wsi
) {
549 vk_outarray_append(&conn
, prop
) {
550 VkDisplayPlaneProperties2KHR prop2
= {
551 .sType
= VK_STRUCTURE_TYPE_DISPLAY_PLANE_PROPERTIES_2_KHR
,
553 wsi_display_fill_in_display_plane_properties(wsi_device
, connector
,
555 *prop
= prop2
.displayPlaneProperties
;
558 return vk_outarray_status(&conn
);
562 wsi_display_get_physical_device_display_plane_properties2(
563 VkPhysicalDevice physical_device
,
564 struct wsi_device
*wsi_device
,
565 uint32_t *property_count
,
566 VkDisplayPlaneProperties2KHR
*properties
)
568 struct wsi_display
*wsi
=
569 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
571 VK_OUTARRAY_MAKE(conn
, properties
, property_count
);
573 wsi_for_each_connector(connector
, wsi
) {
574 vk_outarray_append(&conn
, prop
) {
575 wsi_display_fill_in_display_plane_properties(wsi_device
, connector
,
579 return vk_outarray_status(&conn
);
583 * Implement vkGetDisplayPlaneSupportedDisplaysKHR (VK_KHR_display)
587 wsi_display_get_display_plane_supported_displays(
588 VkPhysicalDevice physical_device
,
589 struct wsi_device
*wsi_device
,
590 uint32_t plane_index
,
591 uint32_t *display_count
,
592 VkDisplayKHR
*displays
)
594 struct wsi_display
*wsi
=
595 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
597 VK_OUTARRAY_MAKE(conn
, displays
, display_count
);
601 wsi_for_each_connector(connector
, wsi
) {
602 if (c
== plane_index
&& connector
->connected
) {
603 vk_outarray_append(&conn
, display
) {
604 *display
= wsi_display_connector_to_handle(connector
);
609 return vk_outarray_status(&conn
);
613 * Implement vkGetDisplayModePropertiesKHR (VK_KHR_display)
617 wsi_display_fill_in_display_mode_properties(
618 struct wsi_device
*wsi_device
,
619 struct wsi_display_mode
*display_mode
,
620 VkDisplayModeProperties2KHR
*properties
)
622 assert(properties
->sType
== VK_STRUCTURE_TYPE_DISPLAY_MODE_PROPERTIES_2_KHR
);
623 VkDisplayModePropertiesKHR
*prop
= &properties
->displayModeProperties
;
625 prop
->displayMode
= wsi_display_mode_to_handle(display_mode
);
626 prop
->parameters
.visibleRegion
.width
= display_mode
->hdisplay
;
627 prop
->parameters
.visibleRegion
.height
= display_mode
->vdisplay
;
628 prop
->parameters
.refreshRate
=
629 (uint32_t) (wsi_display_mode_refresh(display_mode
) * 1000 + 0.5);
633 wsi_display_get_display_mode_properties(VkPhysicalDevice physical_device
,
634 struct wsi_device
*wsi_device
,
635 VkDisplayKHR display
,
636 uint32_t *property_count
,
637 VkDisplayModePropertiesKHR
*properties
)
639 struct wsi_display_connector
*connector
=
640 wsi_display_connector_from_handle(display
);
642 VK_OUTARRAY_MAKE(conn
, properties
, property_count
);
644 wsi_for_each_display_mode(display_mode
, connector
) {
645 if (!display_mode
->valid
)
648 vk_outarray_append(&conn
, prop
) {
649 VkDisplayModeProperties2KHR prop2
= {
650 .sType
= VK_STRUCTURE_TYPE_DISPLAY_MODE_PROPERTIES_2_KHR
,
652 wsi_display_fill_in_display_mode_properties(wsi_device
,
653 display_mode
, &prop2
);
654 *prop
= prop2
.displayModeProperties
;
657 return vk_outarray_status(&conn
);
661 wsi_display_get_display_mode_properties2(VkPhysicalDevice physical_device
,
662 struct wsi_device
*wsi_device
,
663 VkDisplayKHR display
,
664 uint32_t *property_count
,
665 VkDisplayModeProperties2KHR
*properties
)
667 struct wsi_display_connector
*connector
=
668 wsi_display_connector_from_handle(display
);
670 VK_OUTARRAY_MAKE(conn
, properties
, property_count
);
672 wsi_for_each_display_mode(display_mode
, connector
) {
673 if (!display_mode
->valid
)
676 vk_outarray_append(&conn
, prop
) {
677 wsi_display_fill_in_display_mode_properties(wsi_device
,
681 return vk_outarray_status(&conn
);
685 wsi_display_mode_matches_vk(wsi_display_mode
*wsi
,
686 const VkDisplayModeParametersKHR
*vk
)
688 return (vk
->visibleRegion
.width
== wsi
->hdisplay
&&
689 vk
->visibleRegion
.height
== wsi
->vdisplay
&&
690 fabs(wsi_display_mode_refresh(wsi
) * 1000.0 - vk
->refreshRate
) < 10);
694 * Implement vkCreateDisplayModeKHR (VK_KHR_display)
697 wsi_display_create_display_mode(VkPhysicalDevice physical_device
,
698 struct wsi_device
*wsi_device
,
699 VkDisplayKHR display
,
700 const VkDisplayModeCreateInfoKHR
*create_info
,
701 const VkAllocationCallbacks
*allocator
,
702 VkDisplayModeKHR
*mode
)
704 struct wsi_display_connector
*connector
=
705 wsi_display_connector_from_handle(display
);
707 if (create_info
->flags
!= 0)
708 return VK_ERROR_INITIALIZATION_FAILED
;
710 /* Check and see if the requested mode happens to match an existing one and
711 * return that. This makes the conformance suite happy. Doing more than
712 * this would involve embedding the CVT function into the driver, which seems
715 wsi_for_each_display_mode(display_mode
, connector
) {
716 if (display_mode
->valid
) {
717 if (wsi_display_mode_matches_vk(display_mode
, &create_info
->parameters
)) {
718 *mode
= wsi_display_mode_to_handle(display_mode
);
723 return VK_ERROR_INITIALIZATION_FAILED
;
727 * Implement vkGetDisplayPlaneCapabilities
730 wsi_get_display_plane_capabilities(VkPhysicalDevice physical_device
,
731 struct wsi_device
*wsi_device
,
732 VkDisplayModeKHR mode_khr
,
733 uint32_t plane_index
,
734 VkDisplayPlaneCapabilitiesKHR
*capabilities
)
736 struct wsi_display_mode
*mode
= wsi_display_mode_from_handle(mode_khr
);
738 /* XXX use actual values */
739 capabilities
->supportedAlpha
= VK_DISPLAY_PLANE_ALPHA_OPAQUE_BIT_KHR
;
740 capabilities
->minSrcPosition
.x
= 0;
741 capabilities
->minSrcPosition
.y
= 0;
742 capabilities
->maxSrcPosition
.x
= 0;
743 capabilities
->maxSrcPosition
.y
= 0;
744 capabilities
->minSrcExtent
.width
= mode
->hdisplay
;
745 capabilities
->minSrcExtent
.height
= mode
->vdisplay
;
746 capabilities
->maxSrcExtent
.width
= mode
->hdisplay
;
747 capabilities
->maxSrcExtent
.height
= mode
->vdisplay
;
748 capabilities
->minDstPosition
.x
= 0;
749 capabilities
->minDstPosition
.y
= 0;
750 capabilities
->maxDstPosition
.x
= 0;
751 capabilities
->maxDstPosition
.y
= 0;
752 capabilities
->minDstExtent
.width
= mode
->hdisplay
;
753 capabilities
->minDstExtent
.height
= mode
->vdisplay
;
754 capabilities
->maxDstExtent
.width
= mode
->hdisplay
;
755 capabilities
->maxDstExtent
.height
= mode
->vdisplay
;
760 wsi_get_display_plane_capabilities2(
761 VkPhysicalDevice physical_device
,
762 struct wsi_device
*wsi_device
,
763 const VkDisplayPlaneInfo2KHR
*pDisplayPlaneInfo
,
764 VkDisplayPlaneCapabilities2KHR
*capabilities
)
766 assert(capabilities
->sType
==
767 VK_STRUCTURE_TYPE_DISPLAY_PLANE_CAPABILITIES_2_KHR
);
769 return wsi_get_display_plane_capabilities(physical_device
, wsi_device
,
770 pDisplayPlaneInfo
->mode
,
771 pDisplayPlaneInfo
->planeIndex
,
772 &capabilities
->capabilities
);
776 wsi_create_display_surface(VkInstance instance
,
777 const VkAllocationCallbacks
*allocator
,
778 const VkDisplaySurfaceCreateInfoKHR
*create_info
,
779 VkSurfaceKHR
*surface_khr
)
781 VkIcdSurfaceDisplay
*surface
= vk_zalloc(allocator
, sizeof *surface
, 8,
782 VK_SYSTEM_ALLOCATION_SCOPE_OBJECT
);
785 return VK_ERROR_OUT_OF_HOST_MEMORY
;
787 surface
->base
.platform
= VK_ICD_WSI_PLATFORM_DISPLAY
;
789 surface
->displayMode
= create_info
->displayMode
;
790 surface
->planeIndex
= create_info
->planeIndex
;
791 surface
->planeStackIndex
= create_info
->planeStackIndex
;
792 surface
->transform
= create_info
->transform
;
793 surface
->globalAlpha
= create_info
->globalAlpha
;
794 surface
->alphaMode
= create_info
->alphaMode
;
795 surface
->imageExtent
= create_info
->imageExtent
;
797 *surface_khr
= VkIcdSurfaceBase_to_handle(&surface
->base
);
803 wsi_display_surface_get_support(VkIcdSurfaceBase
*surface
,
804 struct wsi_device
*wsi_device
,
805 const VkAllocationCallbacks
*allocator
,
806 uint32_t queueFamilyIndex
,
808 VkBool32
* pSupported
)
810 *pSupported
= VK_TRUE
;
815 wsi_display_surface_get_capabilities(VkIcdSurfaceBase
*surface_base
,
816 VkSurfaceCapabilitiesKHR
* caps
)
818 VkIcdSurfaceDisplay
*surface
= (VkIcdSurfaceDisplay
*) surface_base
;
819 wsi_display_mode
*mode
= wsi_display_mode_from_handle(surface
->displayMode
);
821 caps
->currentExtent
.width
= mode
->hdisplay
;
822 caps
->currentExtent
.height
= mode
->vdisplay
;
824 /* XXX Figure out extents based on driver capabilities */
825 caps
->maxImageExtent
= caps
->minImageExtent
= caps
->currentExtent
;
827 caps
->supportedCompositeAlpha
= VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR
;
829 caps
->minImageCount
= 2;
830 caps
->maxImageCount
= 0;
832 caps
->supportedTransforms
= VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR
;
833 caps
->currentTransform
= VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR
;
834 caps
->maxImageArrayLayers
= 1;
835 caps
->supportedUsageFlags
=
836 VK_IMAGE_USAGE_TRANSFER_SRC_BIT
|
837 VK_IMAGE_USAGE_SAMPLED_BIT
|
838 VK_IMAGE_USAGE_TRANSFER_DST_BIT
|
839 VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT
;
845 wsi_display_surface_get_surface_counters(
846 VkIcdSurfaceBase
*surface_base
,
847 VkSurfaceCounterFlagsEXT
*counters
)
849 *counters
= VK_SURFACE_COUNTER_VBLANK_EXT
;
854 wsi_display_surface_get_capabilities2(VkIcdSurfaceBase
*icd_surface
,
855 const void *info_next
,
856 VkSurfaceCapabilities2KHR
*caps
)
858 assert(caps
->sType
== VK_STRUCTURE_TYPE_SURFACE_CAPABILITIES_2_KHR
);
861 result
= wsi_display_surface_get_capabilities(icd_surface
,
862 &caps
->surfaceCapabilities
);
863 if (result
!= VK_SUCCESS
)
866 struct wsi_surface_supported_counters
*counters
=
867 vk_find_struct( caps
->pNext
, WSI_SURFACE_SUPPORTED_COUNTERS_MESA
);
870 result
= wsi_display_surface_get_surface_counters(
872 &counters
->supported_surface_counters
);
878 static const struct {
881 } available_surface_formats
[] = {
882 { .format
= VK_FORMAT_B8G8R8A8_SRGB
, .drm_format
= DRM_FORMAT_XRGB8888
},
883 { .format
= VK_FORMAT_B8G8R8A8_UNORM
, .drm_format
= DRM_FORMAT_XRGB8888
},
887 wsi_display_surface_get_formats(VkIcdSurfaceBase
*icd_surface
,
888 struct wsi_device
*wsi_device
,
889 uint32_t *surface_format_count
,
890 VkSurfaceFormatKHR
*surface_formats
)
892 VK_OUTARRAY_MAKE(out
, surface_formats
, surface_format_count
);
894 for (unsigned i
= 0; i
< ARRAY_SIZE(available_surface_formats
); i
++) {
895 vk_outarray_append(&out
, f
) {
896 f
->format
= available_surface_formats
[i
].format
;
897 f
->colorSpace
= VK_COLORSPACE_SRGB_NONLINEAR_KHR
;
901 return vk_outarray_status(&out
);
905 wsi_display_surface_get_formats2(VkIcdSurfaceBase
*surface
,
906 struct wsi_device
*wsi_device
,
907 const void *info_next
,
908 uint32_t *surface_format_count
,
909 VkSurfaceFormat2KHR
*surface_formats
)
911 VK_OUTARRAY_MAKE(out
, surface_formats
, surface_format_count
);
913 for (unsigned i
= 0; i
< ARRAY_SIZE(available_surface_formats
); i
++) {
914 vk_outarray_append(&out
, f
) {
915 assert(f
->sType
== VK_STRUCTURE_TYPE_SURFACE_FORMAT_2_KHR
);
916 f
->surfaceFormat
.format
= available_surface_formats
[i
].format
;
917 f
->surfaceFormat
.colorSpace
= VK_COLORSPACE_SRGB_NONLINEAR_KHR
;
921 return vk_outarray_status(&out
);
925 wsi_display_surface_get_present_modes(VkIcdSurfaceBase
*surface
,
926 uint32_t *present_mode_count
,
927 VkPresentModeKHR
*present_modes
)
929 VK_OUTARRAY_MAKE(conn
, present_modes
, present_mode_count
);
931 vk_outarray_append(&conn
, present
) {
932 *present
= VK_PRESENT_MODE_FIFO_KHR
;
935 return vk_outarray_status(&conn
);
939 wsi_display_destroy_buffer(struct wsi_display
*wsi
,
942 (void) drmIoctl(wsi
->fd
, DRM_IOCTL_MODE_DESTROY_DUMB
,
943 &((struct drm_mode_destroy_dumb
) { .handle
= buffer
}));
947 wsi_display_image_init(VkDevice device_h
,
948 struct wsi_swapchain
*drv_chain
,
949 const VkSwapchainCreateInfoKHR
*create_info
,
950 const VkAllocationCallbacks
*allocator
,
951 struct wsi_display_image
*image
)
953 struct wsi_display_swapchain
*chain
=
954 (struct wsi_display_swapchain
*) drv_chain
;
955 struct wsi_display
*wsi
= chain
->wsi
;
956 uint32_t drm_format
= 0;
958 for (unsigned i
= 0; i
< ARRAY_SIZE(available_surface_formats
); i
++) {
959 if (create_info
->imageFormat
== available_surface_formats
[i
].format
) {
960 drm_format
= available_surface_formats
[i
].drm_format
;
965 /* the application provided an invalid format, bail */
967 return VK_ERROR_DEVICE_LOST
;
969 VkResult result
= wsi_create_native_image(&chain
->base
, create_info
,
972 if (result
!= VK_SUCCESS
)
975 memset(image
->buffer
, 0, sizeof (image
->buffer
));
977 for (unsigned int i
= 0; i
< image
->base
.num_planes
; i
++) {
978 int ret
= drmPrimeFDToHandle(wsi
->fd
, image
->base
.fds
[i
],
981 close(image
->base
.fds
[i
]);
982 image
->base
.fds
[i
] = -1;
987 image
->chain
= chain
;
988 image
->state
= WSI_IMAGE_IDLE
;
991 int ret
= drmModeAddFB2(wsi
->fd
,
992 create_info
->imageExtent
.width
,
993 create_info
->imageExtent
.height
,
996 image
->base
.row_pitches
,
1007 for (unsigned int i
= 0; i
< image
->base
.num_planes
; i
++) {
1008 if (image
->buffer
[i
])
1009 wsi_display_destroy_buffer(wsi
, image
->buffer
[i
]);
1010 if (image
->base
.fds
[i
] != -1) {
1011 close(image
->base
.fds
[i
]);
1012 image
->base
.fds
[i
] = -1;
1016 wsi_destroy_image(&chain
->base
, &image
->base
);
1018 return VK_ERROR_OUT_OF_HOST_MEMORY
;
1022 wsi_display_image_finish(struct wsi_swapchain
*drv_chain
,
1023 const VkAllocationCallbacks
*allocator
,
1024 struct wsi_display_image
*image
)
1026 struct wsi_display_swapchain
*chain
=
1027 (struct wsi_display_swapchain
*) drv_chain
;
1028 struct wsi_display
*wsi
= chain
->wsi
;
1030 drmModeRmFB(wsi
->fd
, image
->fb_id
);
1031 for (unsigned int i
= 0; i
< image
->base
.num_planes
; i
++)
1032 wsi_display_destroy_buffer(wsi
, image
->buffer
[i
]);
1033 wsi_destroy_image(&chain
->base
, &image
->base
);
1037 wsi_display_swapchain_destroy(struct wsi_swapchain
*drv_chain
,
1038 const VkAllocationCallbacks
*allocator
)
1040 struct wsi_display_swapchain
*chain
=
1041 (struct wsi_display_swapchain
*) drv_chain
;
1043 for (uint32_t i
= 0; i
< chain
->base
.image_count
; i
++)
1044 wsi_display_image_finish(drv_chain
, allocator
, &chain
->images
[i
]);
1045 vk_free(allocator
, chain
);
1049 static struct wsi_image
*
1050 wsi_display_get_wsi_image(struct wsi_swapchain
*drv_chain
,
1051 uint32_t image_index
)
1053 struct wsi_display_swapchain
*chain
=
1054 (struct wsi_display_swapchain
*) drv_chain
;
1056 return &chain
->images
[image_index
].base
;
1060 wsi_display_idle_old_displaying(struct wsi_display_image
*active_image
)
1062 struct wsi_display_swapchain
*chain
= active_image
->chain
;
1064 wsi_display_debug("idle everyone but %ld\n",
1065 active_image
- &(chain
->images
[0]));
1066 for (uint32_t i
= 0; i
< chain
->base
.image_count
; i
++)
1067 if (chain
->images
[i
].state
== WSI_IMAGE_DISPLAYING
&&
1068 &chain
->images
[i
] != active_image
)
1070 wsi_display_debug("idle %d\n", i
);
1071 chain
->images
[i
].state
= WSI_IMAGE_IDLE
;
1076 _wsi_display_queue_next(struct wsi_swapchain
*drv_chain
);
1079 wsi_display_page_flip_handler2(int fd
,
1086 struct wsi_display_image
*image
= data
;
1087 struct wsi_display_swapchain
*chain
= image
->chain
;
1089 wsi_display_debug("image %ld displayed at %d\n",
1090 image
- &(image
->chain
->images
[0]), frame
);
1091 image
->state
= WSI_IMAGE_DISPLAYING
;
1092 wsi_display_idle_old_displaying(image
);
1093 VkResult result
= _wsi_display_queue_next(&(chain
->base
));
1094 if (result
!= VK_SUCCESS
)
1095 chain
->status
= result
;
1098 static void wsi_display_fence_event_handler(struct wsi_display_fence
*fence
);
1100 static void wsi_display_page_flip_handler(int fd
,
1106 wsi_display_page_flip_handler2(fd
, frame
, sec
, usec
, 0, data
);
1109 static void wsi_display_vblank_handler(int fd
, unsigned int frame
,
1110 unsigned int sec
, unsigned int usec
,
1113 struct wsi_display_fence
*fence
= data
;
1115 wsi_display_fence_event_handler(fence
);
1118 static void wsi_display_sequence_handler(int fd
, uint64_t frame
,
1119 uint64_t nsec
, uint64_t user_data
)
1121 struct wsi_display_fence
*fence
=
1122 (struct wsi_display_fence
*) (uintptr_t) user_data
;
1124 wsi_display_fence_event_handler(fence
);
1127 static drmEventContext event_context
= {
1128 .version
= DRM_EVENT_CONTEXT_VERSION
,
1129 .page_flip_handler
= wsi_display_page_flip_handler
,
1130 #if DRM_EVENT_CONTEXT_VERSION >= 3
1131 .page_flip_handler2
= wsi_display_page_flip_handler2
,
1133 .vblank_handler
= wsi_display_vblank_handler
,
1134 .sequence_handler
= wsi_display_sequence_handler
,
1138 wsi_display_wait_thread(void *data
)
1140 struct wsi_display
*wsi
= data
;
1141 struct pollfd pollfd
= {
1146 pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS
, NULL
);
1148 int ret
= poll(&pollfd
, 1, -1);
1150 pthread_mutex_lock(&wsi
->wait_mutex
);
1151 (void) drmHandleEvent(wsi
->fd
, &event_context
);
1152 pthread_mutex_unlock(&wsi
->wait_mutex
);
1153 pthread_cond_broadcast(&wsi
->wait_cond
);
1160 wsi_display_start_wait_thread(struct wsi_display
*wsi
)
1162 if (!wsi
->wait_thread
) {
1163 int ret
= pthread_create(&wsi
->wait_thread
, NULL
,
1164 wsi_display_wait_thread
, wsi
);
1172 * Wait for at least one event from the kernel to be processed.
1173 * Call with wait_mutex held
1176 wsi_display_wait_for_event(struct wsi_display
*wsi
,
1177 uint64_t timeout_ns
)
1181 ret
= wsi_display_start_wait_thread(wsi
);
1186 struct timespec abs_timeout
= {
1187 .tv_sec
= timeout_ns
/ 1000000000ULL,
1188 .tv_nsec
= timeout_ns
% 1000000000ULL,
1191 ret
= pthread_cond_timedwait(&wsi
->wait_cond
, &wsi
->wait_mutex
,
1194 wsi_display_debug("%9ld done waiting for event %d\n", pthread_self(), ret
);
1199 wsi_display_acquire_next_image(struct wsi_swapchain
*drv_chain
,
1200 const VkAcquireNextImageInfoKHR
*info
,
1201 uint32_t *image_index
)
1203 struct wsi_display_swapchain
*chain
=
1204 (struct wsi_display_swapchain
*)drv_chain
;
1205 struct wsi_display
*wsi
= chain
->wsi
;
1207 VkResult result
= VK_SUCCESS
;
1209 /* Bail early if the swapchain is broken */
1210 if (chain
->status
!= VK_SUCCESS
)
1211 return chain
->status
;
1213 uint64_t timeout
= info
->timeout
;
1214 if (timeout
!= 0 && timeout
!= UINT64_MAX
)
1215 timeout
= wsi_rel_to_abs_time(timeout
);
1217 pthread_mutex_lock(&wsi
->wait_mutex
);
1219 for (uint32_t i
= 0; i
< chain
->base
.image_count
; i
++) {
1220 if (chain
->images
[i
].state
== WSI_IMAGE_IDLE
) {
1222 wsi_display_debug("image %d available\n", i
);
1223 chain
->images
[i
].state
= WSI_IMAGE_DRAWING
;
1224 result
= VK_SUCCESS
;
1227 wsi_display_debug("image %d state %d\n", i
, chain
->images
[i
].state
);
1230 if (ret
== ETIMEDOUT
) {
1231 result
= VK_TIMEOUT
;
1235 ret
= wsi_display_wait_for_event(wsi
, timeout
);
1237 if (ret
&& ret
!= ETIMEDOUT
) {
1238 result
= VK_ERROR_SURFACE_LOST_KHR
;
1243 pthread_mutex_unlock(&wsi
->wait_mutex
);
1245 if (result
!= VK_SUCCESS
)
1248 return chain
->status
;
1252 * Check whether there are any other connectors driven by this crtc
1255 wsi_display_crtc_solo(struct wsi_display
*wsi
,
1256 drmModeResPtr mode_res
,
1257 drmModeConnectorPtr connector
,
1260 /* See if any other connectors share the same encoder */
1261 for (int c
= 0; c
< mode_res
->count_connectors
; c
++) {
1262 if (mode_res
->connectors
[c
] == connector
->connector_id
)
1265 drmModeConnectorPtr other_connector
=
1266 drmModeGetConnector(wsi
->fd
, mode_res
->connectors
[c
]);
1268 if (other_connector
) {
1269 bool match
= (other_connector
->encoder_id
== connector
->encoder_id
);
1270 drmModeFreeConnector(other_connector
);
1276 /* See if any other encoders share the same crtc */
1277 for (int e
= 0; e
< mode_res
->count_encoders
; e
++) {
1278 if (mode_res
->encoders
[e
] == connector
->encoder_id
)
1281 drmModeEncoderPtr other_encoder
=
1282 drmModeGetEncoder(wsi
->fd
, mode_res
->encoders
[e
]);
1284 if (other_encoder
) {
1285 bool match
= (other_encoder
->crtc_id
== crtc_id
);
1286 drmModeFreeEncoder(other_encoder
);
1295 * Pick a suitable CRTC to drive this connector. Prefer a CRTC which is
1296 * currently driving this connector and not any others. Settle for a CRTC
1297 * which is currently idle.
1300 wsi_display_select_crtc(const struct wsi_display_connector
*connector
,
1301 drmModeResPtr mode_res
,
1302 drmModeConnectorPtr drm_connector
)
1304 struct wsi_display
*wsi
= connector
->wsi
;
1306 /* See what CRTC is currently driving this connector */
1307 if (drm_connector
->encoder_id
) {
1308 drmModeEncoderPtr encoder
=
1309 drmModeGetEncoder(wsi
->fd
, drm_connector
->encoder_id
);
1312 uint32_t crtc_id
= encoder
->crtc_id
;
1313 drmModeFreeEncoder(encoder
);
1315 if (wsi_display_crtc_solo(wsi
, mode_res
, drm_connector
, crtc_id
))
1320 uint32_t crtc_id
= 0;
1321 for (int c
= 0; crtc_id
== 0 && c
< mode_res
->count_crtcs
; c
++) {
1322 drmModeCrtcPtr crtc
= drmModeGetCrtc(wsi
->fd
, mode_res
->crtcs
[c
]);
1323 if (crtc
&& crtc
->buffer_id
== 0)
1324 crtc_id
= crtc
->crtc_id
;
1325 drmModeFreeCrtc(crtc
);
1331 wsi_display_setup_connector(wsi_display_connector
*connector
,
1332 wsi_display_mode
*display_mode
)
1334 struct wsi_display
*wsi
= connector
->wsi
;
1336 if (connector
->current_mode
== display_mode
&& connector
->crtc_id
)
1339 VkResult result
= VK_SUCCESS
;
1341 drmModeResPtr mode_res
= drmModeGetResources(wsi
->fd
);
1343 if (errno
== ENOMEM
)
1344 result
= VK_ERROR_OUT_OF_HOST_MEMORY
;
1346 result
= VK_ERROR_SURFACE_LOST_KHR
;
1350 drmModeConnectorPtr drm_connector
=
1351 drmModeGetConnectorCurrent(wsi
->fd
, connector
->id
);
1353 if (!drm_connector
) {
1354 if (errno
== ENOMEM
)
1355 result
= VK_ERROR_OUT_OF_HOST_MEMORY
;
1357 result
= VK_ERROR_SURFACE_LOST_KHR
;
1361 /* Pick a CRTC if we don't have one */
1362 if (!connector
->crtc_id
) {
1363 connector
->crtc_id
= wsi_display_select_crtc(connector
,
1364 mode_res
, drm_connector
);
1365 if (!connector
->crtc_id
) {
1366 result
= VK_ERROR_SURFACE_LOST_KHR
;
1367 goto bail_connector
;
1371 if (connector
->current_mode
!= display_mode
) {
1373 /* Find the drm mode corresponding to the requested VkDisplayMode */
1374 drmModeModeInfoPtr drm_mode
= NULL
;
1376 for (int m
= 0; m
< drm_connector
->count_modes
; m
++) {
1377 drm_mode
= &drm_connector
->modes
[m
];
1378 if (wsi_display_mode_matches_drm(display_mode
, drm_mode
))
1384 result
= VK_ERROR_SURFACE_LOST_KHR
;
1385 goto bail_connector
;
1388 connector
->current_mode
= display_mode
;
1389 connector
->current_drm_mode
= *drm_mode
;
1393 drmModeFreeConnector(drm_connector
);
1395 drmModeFreeResources(mode_res
);
1402 wsi_display_fence_wait(struct wsi_fence
*fence_wsi
, uint64_t timeout
)
1404 const struct wsi_device
*wsi_device
= fence_wsi
->wsi_device
;
1405 struct wsi_display
*wsi
=
1406 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
1407 struct wsi_display_fence
*fence
= (struct wsi_display_fence
*) fence_wsi
;
1409 wsi_display_debug("%9lu wait fence %lu %ld\n",
1410 pthread_self(), fence
->sequence
,
1411 (int64_t) (timeout
- wsi_get_current_monotonic()));
1412 wsi_display_debug_code(uint64_t start_ns
= wsi_get_current_monotonic());
1413 pthread_mutex_lock(&wsi
->wait_mutex
);
1418 if (fence
->event_received
) {
1419 wsi_display_debug("%9lu fence %lu passed\n",
1420 pthread_self(), fence
->sequence
);
1421 result
= VK_SUCCESS
;
1425 if (ret
== ETIMEDOUT
) {
1426 wsi_display_debug("%9lu fence %lu timeout\n",
1427 pthread_self(), fence
->sequence
);
1428 result
= VK_TIMEOUT
;
1432 ret
= wsi_display_wait_for_event(wsi
, timeout
);
1434 if (ret
&& ret
!= ETIMEDOUT
) {
1435 wsi_display_debug("%9lu fence %lu error\n",
1436 pthread_self(), fence
->sequence
);
1437 result
= VK_ERROR_DEVICE_LOST
;
1441 pthread_mutex_unlock(&wsi
->wait_mutex
);
1442 wsi_display_debug("%9lu fence wait %f ms\n",
1444 ((int64_t) (wsi_get_current_monotonic() - start_ns
)) /
1450 wsi_display_fence_check_free(struct wsi_display_fence
*fence
)
1452 if (fence
->event_received
&& fence
->destroyed
)
1453 vk_free(fence
->base
.alloc
, fence
);
1456 static void wsi_display_fence_event_handler(struct wsi_display_fence
*fence
)
1458 fence
->event_received
= true;
1459 wsi_display_fence_check_free(fence
);
1463 wsi_display_fence_destroy(struct wsi_fence
*fence_wsi
)
1465 struct wsi_display_fence
*fence
= (struct wsi_display_fence
*) fence_wsi
;
1467 assert(!fence
->destroyed
);
1468 fence
->destroyed
= true;
1469 wsi_display_fence_check_free(fence
);
1472 static struct wsi_display_fence
*
1473 wsi_display_fence_alloc(VkDevice device
,
1474 const struct wsi_device
*wsi_device
,
1475 VkDisplayKHR display
,
1476 const VkAllocationCallbacks
*allocator
)
1478 struct wsi_display
*wsi
=
1479 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
1480 struct wsi_display_fence
*fence
=
1481 vk_zalloc2(wsi
->alloc
, allocator
, sizeof (*fence
),
1482 8, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT
);
1487 fence
->base
.device
= device
;
1488 fence
->base
.display
= display
;
1489 fence
->base
.wsi_device
= wsi_device
;
1490 fence
->base
.alloc
= allocator
? allocator
: wsi
->alloc
;
1491 fence
->base
.wait
= wsi_display_fence_wait
;
1492 fence
->base
.destroy
= wsi_display_fence_destroy
;
1493 fence
->event_received
= false;
1494 fence
->destroyed
= false;
1495 fence
->sequence
= ++fence_sequence
;
1500 wsi_register_vblank_event(struct wsi_display_fence
*fence
,
1501 const struct wsi_device
*wsi_device
,
1502 VkDisplayKHR display
,
1504 uint64_t frame_requested
,
1505 uint64_t *frame_queued
)
1507 struct wsi_display
*wsi
=
1508 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
1509 struct wsi_display_connector
*connector
=
1510 wsi_display_connector_from_handle(display
);
1513 return VK_ERROR_INITIALIZATION_FAILED
;
1516 int ret
= drmCrtcQueueSequence(wsi
->fd
, connector
->crtc_id
,
1525 if (errno
!= ENOMEM
) {
1527 /* Something unexpected happened. Pause for a moment so the
1528 * application doesn't just spin and then return a failure indication
1531 wsi_display_debug("queue vblank event %lu failed\n", fence
->sequence
);
1532 struct timespec delay
= {
1534 .tv_nsec
= 100000000ull,
1536 nanosleep(&delay
, NULL
);
1537 return VK_ERROR_OUT_OF_HOST_MEMORY
;
1540 /* The kernel event queue is full. Wait for some events to be
1541 * processed and try again
1544 pthread_mutex_lock(&wsi
->wait_mutex
);
1545 ret
= wsi_display_wait_for_event(wsi
, wsi_rel_to_abs_time(100000000ull));
1546 pthread_mutex_unlock(&wsi
->wait_mutex
);
1549 wsi_display_debug("vblank queue full, event wait failed\n");
1550 return VK_ERROR_OUT_OF_HOST_MEMORY
;
1556 * Check to see if the kernel has no flip queued and if there's an image
1557 * waiting to be displayed.
1560 _wsi_display_queue_next(struct wsi_swapchain
*drv_chain
)
1562 struct wsi_display_swapchain
*chain
=
1563 (struct wsi_display_swapchain
*) drv_chain
;
1564 struct wsi_display
*wsi
= chain
->wsi
;
1565 VkIcdSurfaceDisplay
*surface
= chain
->surface
;
1566 wsi_display_mode
*display_mode
=
1567 wsi_display_mode_from_handle(surface
->displayMode
);
1568 wsi_display_connector
*connector
= display_mode
->connector
;
1571 return VK_ERROR_SURFACE_LOST_KHR
;
1573 if (display_mode
!= connector
->current_mode
)
1574 connector
->active
= false;
1578 /* Check to see if there is an image to display, or if some image is
1581 struct wsi_display_image
*image
= NULL
;
1583 for (uint32_t i
= 0; i
< chain
->base
.image_count
; i
++) {
1584 struct wsi_display_image
*tmp_image
= &chain
->images
[i
];
1586 switch (tmp_image
->state
) {
1587 case WSI_IMAGE_FLIPPING
:
1588 /* already flipping, don't send another to the kernel yet */
1590 case WSI_IMAGE_QUEUED
:
1591 /* find the oldest queued */
1592 if (!image
|| tmp_image
->flip_sequence
< image
->flip_sequence
)
1604 if (connector
->active
) {
1605 ret
= drmModePageFlip(wsi
->fd
, connector
->crtc_id
, image
->fb_id
,
1606 DRM_MODE_PAGE_FLIP_EVENT
, image
);
1608 image
->state
= WSI_IMAGE_FLIPPING
;
1611 wsi_display_debug("page flip err %d %s\n", ret
, strerror(-ret
));
1616 if (ret
== -EINVAL
) {
1617 VkResult result
= wsi_display_setup_connector(connector
, display_mode
);
1619 if (result
!= VK_SUCCESS
) {
1620 image
->state
= WSI_IMAGE_IDLE
;
1624 /* XXX allow setting of position */
1625 ret
= drmModeSetCrtc(wsi
->fd
, connector
->crtc_id
,
1628 &connector
->current_drm_mode
);
1630 /* Assume that the mode set is synchronous and that any
1631 * previous image is now idle.
1633 image
->state
= WSI_IMAGE_DISPLAYING
;
1634 wsi_display_idle_old_displaying(image
);
1635 connector
->active
= true;
1640 if (ret
!= -EACCES
) {
1641 connector
->active
= false;
1642 image
->state
= WSI_IMAGE_IDLE
;
1643 return VK_ERROR_SURFACE_LOST_KHR
;
1646 /* Some other VT is currently active. Sit here waiting for
1647 * our VT to become active again by polling once a second
1649 usleep(1000 * 1000);
1650 connector
->active
= false;
1655 wsi_display_queue_present(struct wsi_swapchain
*drv_chain
,
1656 uint32_t image_index
,
1657 const VkPresentRegionKHR
*damage
)
1659 struct wsi_display_swapchain
*chain
=
1660 (struct wsi_display_swapchain
*) drv_chain
;
1661 struct wsi_display
*wsi
= chain
->wsi
;
1662 struct wsi_display_image
*image
= &chain
->images
[image_index
];
1665 /* Bail early if the swapchain is broken */
1666 if (chain
->status
!= VK_SUCCESS
)
1667 return chain
->status
;
1669 assert(image
->state
== WSI_IMAGE_DRAWING
);
1670 wsi_display_debug("present %d\n", image_index
);
1672 pthread_mutex_lock(&wsi
->wait_mutex
);
1674 image
->flip_sequence
= ++chain
->flip_sequence
;
1675 image
->state
= WSI_IMAGE_QUEUED
;
1677 result
= _wsi_display_queue_next(drv_chain
);
1678 if (result
!= VK_SUCCESS
)
1679 chain
->status
= result
;
1681 pthread_mutex_unlock(&wsi
->wait_mutex
);
1683 if (result
!= VK_SUCCESS
)
1686 return chain
->status
;
1690 wsi_display_surface_create_swapchain(
1691 VkIcdSurfaceBase
*icd_surface
,
1693 struct wsi_device
*wsi_device
,
1695 const VkSwapchainCreateInfoKHR
*create_info
,
1696 const VkAllocationCallbacks
*allocator
,
1697 struct wsi_swapchain
**swapchain_out
)
1699 struct wsi_display
*wsi
=
1700 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
1702 assert(create_info
->sType
== VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR
);
1704 const unsigned num_images
= create_info
->minImageCount
;
1705 struct wsi_display_swapchain
*chain
=
1706 vk_zalloc(allocator
,
1707 sizeof(*chain
) + num_images
* sizeof(chain
->images
[0]),
1708 8, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT
);
1711 return VK_ERROR_OUT_OF_HOST_MEMORY
;
1713 VkResult result
= wsi_swapchain_init(wsi_device
, &chain
->base
, device
,
1714 create_info
, allocator
);
1715 if (result
!= VK_SUCCESS
) {
1716 vk_free(allocator
, chain
);
1720 chain
->base
.destroy
= wsi_display_swapchain_destroy
;
1721 chain
->base
.get_wsi_image
= wsi_display_get_wsi_image
;
1722 chain
->base
.acquire_next_image
= wsi_display_acquire_next_image
;
1723 chain
->base
.queue_present
= wsi_display_queue_present
;
1724 chain
->base
.present_mode
= create_info
->presentMode
;
1725 chain
->base
.image_count
= num_images
;
1728 chain
->status
= VK_SUCCESS
;
1730 chain
->surface
= (VkIcdSurfaceDisplay
*) icd_surface
;
1732 for (uint32_t image
= 0; image
< chain
->base
.image_count
; image
++) {
1733 result
= wsi_display_image_init(device
, &chain
->base
,
1734 create_info
, allocator
,
1735 &chain
->images
[image
]);
1736 if (result
!= VK_SUCCESS
) {
1739 wsi_display_image_finish(&chain
->base
, allocator
,
1740 &chain
->images
[image
]);
1742 vk_free(allocator
, chain
);
1743 goto fail_init_images
;
1747 *swapchain_out
= &chain
->base
;
1756 wsi_init_pthread_cond_monotonic(pthread_cond_t
*cond
)
1758 pthread_condattr_t condattr
;
1761 if (pthread_condattr_init(&condattr
) != 0)
1762 goto fail_attr_init
;
1764 if (pthread_condattr_setclock(&condattr
, CLOCK_MONOTONIC
) != 0)
1767 if (pthread_cond_init(cond
, &condattr
) != 0)
1768 goto fail_cond_init
;
1774 pthread_condattr_destroy(&condattr
);
1780 wsi_display_init_wsi(struct wsi_device
*wsi_device
,
1781 const VkAllocationCallbacks
*alloc
,
1784 struct wsi_display
*wsi
= vk_zalloc(alloc
, sizeof(*wsi
), 8,
1785 VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE
);
1789 result
= VK_ERROR_OUT_OF_HOST_MEMORY
;
1793 wsi
->fd
= display_fd
;
1796 list_inithead(&wsi
->connectors
);
1798 int ret
= pthread_mutex_init(&wsi
->wait_mutex
, NULL
);
1800 result
= VK_ERROR_OUT_OF_HOST_MEMORY
;
1804 if (!wsi_init_pthread_cond_monotonic(&wsi
->wait_cond
)) {
1805 result
= VK_ERROR_OUT_OF_HOST_MEMORY
;
1809 wsi
->base
.get_support
= wsi_display_surface_get_support
;
1810 wsi
->base
.get_capabilities2
= wsi_display_surface_get_capabilities2
;
1811 wsi
->base
.get_formats
= wsi_display_surface_get_formats
;
1812 wsi
->base
.get_formats2
= wsi_display_surface_get_formats2
;
1813 wsi
->base
.get_present_modes
= wsi_display_surface_get_present_modes
;
1814 wsi
->base
.create_swapchain
= wsi_display_surface_create_swapchain
;
1816 wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
] = &wsi
->base
;
1821 pthread_mutex_destroy(&wsi
->wait_mutex
);
1823 vk_free(alloc
, wsi
);
1829 wsi_display_finish_wsi(struct wsi_device
*wsi_device
,
1830 const VkAllocationCallbacks
*alloc
)
1832 struct wsi_display
*wsi
=
1833 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
1836 wsi_for_each_connector(connector
, wsi
) {
1837 wsi_for_each_display_mode(mode
, connector
) {
1838 vk_free(wsi
->alloc
, mode
);
1840 vk_free(wsi
->alloc
, connector
);
1843 pthread_mutex_lock(&wsi
->wait_mutex
);
1844 if (wsi
->wait_thread
) {
1845 pthread_cancel(wsi
->wait_thread
);
1846 pthread_join(wsi
->wait_thread
, NULL
);
1848 pthread_mutex_unlock(&wsi
->wait_mutex
);
1849 pthread_mutex_destroy(&wsi
->wait_mutex
);
1850 pthread_cond_destroy(&wsi
->wait_cond
);
1852 vk_free(alloc
, wsi
);
1857 * Implement vkReleaseDisplay
1860 wsi_release_display(VkPhysicalDevice physical_device
,
1861 struct wsi_device
*wsi_device
,
1862 VkDisplayKHR display
)
1864 struct wsi_display
*wsi
=
1865 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
1871 #ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
1872 wsi_display_connector_from_handle(display
)->output
= None
;
1878 #ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
1880 static struct wsi_display_connector
*
1881 wsi_display_find_output(struct wsi_device
*wsi_device
,
1882 xcb_randr_output_t output
)
1884 struct wsi_display
*wsi
=
1885 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
1887 wsi_for_each_connector(connector
, wsi
) {
1888 if (connector
->output
== output
)
1896 * Given a RandR output, find the associated kernel connector_id by
1897 * looking at the CONNECTOR_ID property provided by the X server
1901 wsi_display_output_to_connector_id(xcb_connection_t
*connection
,
1902 xcb_atom_t
*connector_id_atom_p
,
1903 xcb_randr_output_t output
)
1905 uint32_t connector_id
= 0;
1906 xcb_atom_t connector_id_atom
= *connector_id_atom_p
;
1908 if (connector_id_atom
== 0) {
1909 /* Go dig out the CONNECTOR_ID property */
1910 xcb_intern_atom_cookie_t ia_c
= xcb_intern_atom(connection
,
1914 xcb_intern_atom_reply_t
*ia_r
= xcb_intern_atom_reply(connection
,
1918 *connector_id_atom_p
= connector_id_atom
= ia_r
->atom
;
1923 /* If there's an CONNECTOR_ID atom in the server, then there may be a
1924 * CONNECTOR_ID property. Otherwise, there will not be and we don't even
1927 if (connector_id_atom
) {
1929 xcb_randr_query_version_cookie_t qv_c
=
1930 xcb_randr_query_version(connection
, 1, 6);
1931 xcb_randr_get_output_property_cookie_t gop_c
=
1932 xcb_randr_get_output_property(connection
,
1940 xcb_randr_query_version_reply_t
*qv_r
=
1941 xcb_randr_query_version_reply(connection
, qv_c
, NULL
);
1943 xcb_randr_get_output_property_reply_t
*gop_r
=
1944 xcb_randr_get_output_property_reply(connection
, gop_c
, NULL
);
1946 if (gop_r
->num_items
== 1 && gop_r
->format
== 32)
1947 memcpy(&connector_id
, xcb_randr_get_output_property_data(gop_r
), 4);
1951 return connector_id
;
1955 wsi_display_check_randr_version(xcb_connection_t
*connection
)
1957 xcb_randr_query_version_cookie_t qv_c
=
1958 xcb_randr_query_version(connection
, 1, 6);
1959 xcb_randr_query_version_reply_t
*qv_r
=
1960 xcb_randr_query_version_reply(connection
, qv_c
, NULL
);
1966 /* Check for version 1.6 or newer */
1967 ret
= (qv_r
->major_version
> 1 ||
1968 (qv_r
->major_version
== 1 && qv_r
->minor_version
>= 6));
1975 * Given a kernel connector id, find the associated RandR output using the
1976 * CONNECTOR_ID property
1979 static xcb_randr_output_t
1980 wsi_display_connector_id_to_output(xcb_connection_t
*connection
,
1981 uint32_t connector_id
)
1983 if (!wsi_display_check_randr_version(connection
))
1986 const xcb_setup_t
*setup
= xcb_get_setup(connection
);
1988 xcb_atom_t connector_id_atom
= 0;
1989 xcb_randr_output_t output
= 0;
1991 /* Search all of the screens for the provided output */
1992 xcb_screen_iterator_t iter
;
1993 for (iter
= xcb_setup_roots_iterator(setup
);
1994 output
== 0 && iter
.rem
;
1995 xcb_screen_next(&iter
))
1997 xcb_randr_get_screen_resources_cookie_t gsr_c
=
1998 xcb_randr_get_screen_resources(connection
, iter
.data
->root
);
1999 xcb_randr_get_screen_resources_reply_t
*gsr_r
=
2000 xcb_randr_get_screen_resources_reply(connection
, gsr_c
, NULL
);
2005 xcb_randr_output_t
*ro
= xcb_randr_get_screen_resources_outputs(gsr_r
);
2008 for (o
= 0; o
< gsr_r
->num_outputs
; o
++) {
2009 if (wsi_display_output_to_connector_id(connection
,
2010 &connector_id_atom
, ro
[o
])
2023 * Given a RandR output, find out which screen it's associated with
2026 wsi_display_output_to_root(xcb_connection_t
*connection
,
2027 xcb_randr_output_t output
)
2029 if (!wsi_display_check_randr_version(connection
))
2032 const xcb_setup_t
*setup
= xcb_get_setup(connection
);
2033 xcb_window_t root
= 0;
2035 /* Search all of the screens for the provided output */
2036 for (xcb_screen_iterator_t iter
= xcb_setup_roots_iterator(setup
);
2037 root
== 0 && iter
.rem
;
2038 xcb_screen_next(&iter
))
2040 xcb_randr_get_screen_resources_cookie_t gsr_c
=
2041 xcb_randr_get_screen_resources(connection
, iter
.data
->root
);
2042 xcb_randr_get_screen_resources_reply_t
*gsr_r
=
2043 xcb_randr_get_screen_resources_reply(connection
, gsr_c
, NULL
);
2048 xcb_randr_output_t
*ro
= xcb_randr_get_screen_resources_outputs(gsr_r
);
2050 for (int o
= 0; o
< gsr_r
->num_outputs
; o
++) {
2051 if (ro
[o
] == output
) {
2052 root
= iter
.data
->root
;
2062 wsi_display_mode_matches_x(struct wsi_display_mode
*wsi
,
2063 xcb_randr_mode_info_t
*xcb
)
2065 return wsi
->clock
== (xcb
->dot_clock
+ 500) / 1000 &&
2066 wsi
->hdisplay
== xcb
->width
&&
2067 wsi
->hsync_start
== xcb
->hsync_start
&&
2068 wsi
->hsync_end
== xcb
->hsync_end
&&
2069 wsi
->htotal
== xcb
->htotal
&&
2070 wsi
->hskew
== xcb
->hskew
&&
2071 wsi
->vdisplay
== xcb
->height
&&
2072 wsi
->vsync_start
== xcb
->vsync_start
&&
2073 wsi
->vsync_end
== xcb
->vsync_end
&&
2074 wsi
->vtotal
== xcb
->vtotal
&&
2076 wsi
->flags
== xcb
->mode_flags
;
2079 static struct wsi_display_mode
*
2080 wsi_display_find_x_mode(struct wsi_device
*wsi_device
,
2081 struct wsi_display_connector
*connector
,
2082 xcb_randr_mode_info_t
*mode
)
2084 wsi_for_each_display_mode(display_mode
, connector
) {
2085 if (wsi_display_mode_matches_x(display_mode
, mode
))
2086 return display_mode
;
2092 wsi_display_register_x_mode(struct wsi_device
*wsi_device
,
2093 struct wsi_display_connector
*connector
,
2094 xcb_randr_mode_info_t
*x_mode
,
2097 struct wsi_display
*wsi
=
2098 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
2099 struct wsi_display_mode
*display_mode
=
2100 wsi_display_find_x_mode(wsi_device
, connector
, x_mode
);
2103 display_mode
->valid
= true;
2107 display_mode
= vk_zalloc(wsi
->alloc
, sizeof (struct wsi_display_mode
),
2108 8, VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE
);
2110 return VK_ERROR_OUT_OF_HOST_MEMORY
;
2112 display_mode
->connector
= connector
;
2113 display_mode
->valid
= true;
2114 display_mode
->preferred
= preferred
;
2115 display_mode
->clock
= (x_mode
->dot_clock
+ 500) / 1000; /* kHz */
2116 display_mode
->hdisplay
= x_mode
->width
;
2117 display_mode
->hsync_start
= x_mode
->hsync_start
;
2118 display_mode
->hsync_end
= x_mode
->hsync_end
;
2119 display_mode
->htotal
= x_mode
->htotal
;
2120 display_mode
->hskew
= x_mode
->hskew
;
2121 display_mode
->vdisplay
= x_mode
->height
;
2122 display_mode
->vsync_start
= x_mode
->vsync_start
;
2123 display_mode
->vsync_end
= x_mode
->vsync_end
;
2124 display_mode
->vtotal
= x_mode
->vtotal
;
2125 display_mode
->vscan
= 0;
2126 display_mode
->flags
= x_mode
->mode_flags
;
2128 list_addtail(&display_mode
->list
, &connector
->display_modes
);
2132 static struct wsi_display_connector
*
2133 wsi_display_get_output(struct wsi_device
*wsi_device
,
2134 xcb_connection_t
*connection
,
2135 xcb_randr_output_t output
)
2137 struct wsi_display
*wsi
=
2138 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
2139 struct wsi_display_connector
*connector
;
2140 uint32_t connector_id
;
2142 xcb_window_t root
= wsi_display_output_to_root(connection
, output
);
2146 /* See if we already have a connector for this output */
2147 connector
= wsi_display_find_output(wsi_device
, output
);
2150 xcb_atom_t connector_id_atom
= 0;
2153 * Go get the kernel connector ID for this X output
2155 connector_id
= wsi_display_output_to_connector_id(connection
,
2159 /* Any X server with lease support will have this atom */
2160 if (!connector_id
) {
2164 /* See if we already have a connector for this id */
2165 connector
= wsi_display_find_connector(wsi_device
, connector_id
);
2167 if (connector
== NULL
) {
2168 connector
= wsi_display_alloc_connector(wsi
, connector_id
);
2172 list_addtail(&connector
->list
, &wsi
->connectors
);
2174 connector
->output
= output
;
2177 xcb_randr_get_screen_resources_cookie_t src
=
2178 xcb_randr_get_screen_resources(connection
, root
);
2179 xcb_randr_get_output_info_cookie_t oic
=
2180 xcb_randr_get_output_info(connection
, output
, XCB_CURRENT_TIME
);
2181 xcb_randr_get_screen_resources_reply_t
*srr
=
2182 xcb_randr_get_screen_resources_reply(connection
, src
, NULL
);
2183 xcb_randr_get_output_info_reply_t
*oir
=
2184 xcb_randr_get_output_info_reply(connection
, oic
, NULL
);
2187 /* Get X modes and add them */
2189 connector
->connected
=
2190 oir
->connection
!= XCB_RANDR_CONNECTION_DISCONNECTED
;
2192 wsi_display_invalidate_connector_modes(wsi_device
, connector
);
2194 xcb_randr_mode_t
*x_modes
= xcb_randr_get_output_info_modes(oir
);
2195 for (int m
= 0; m
< oir
->num_modes
; m
++) {
2196 xcb_randr_mode_info_iterator_t i
=
2197 xcb_randr_get_screen_resources_modes_iterator(srr
);
2199 xcb_randr_mode_info_t
*mi
= i
.data
;
2200 if (mi
->id
== x_modes
[m
]) {
2201 VkResult result
= wsi_display_register_x_mode(
2202 wsi_device
, connector
, mi
, m
< oir
->num_preferred
);
2203 if (result
!= VK_SUCCESS
) {
2210 xcb_randr_mode_info_next(&i
);
2220 static xcb_randr_crtc_t
2221 wsi_display_find_crtc_for_output(xcb_connection_t
*connection
,
2223 xcb_randr_output_t output
)
2225 xcb_randr_get_screen_resources_cookie_t gsr_c
=
2226 xcb_randr_get_screen_resources(connection
, root
);
2227 xcb_randr_get_screen_resources_reply_t
*gsr_r
=
2228 xcb_randr_get_screen_resources_reply(connection
, gsr_c
, NULL
);
2233 xcb_randr_crtc_t
*rc
= xcb_randr_get_screen_resources_crtcs(gsr_r
);
2234 xcb_randr_crtc_t idle_crtc
= 0;
2235 xcb_randr_crtc_t active_crtc
= 0;
2237 /* Find either a crtc already connected to the desired output or idle */
2238 for (int c
= 0; active_crtc
== 0 && c
< gsr_r
->num_crtcs
; c
++) {
2239 xcb_randr_get_crtc_info_cookie_t gci_c
=
2240 xcb_randr_get_crtc_info(connection
, rc
[c
], gsr_r
->config_timestamp
);
2241 xcb_randr_get_crtc_info_reply_t
*gci_r
=
2242 xcb_randr_get_crtc_info_reply(connection
, gci_c
, NULL
);
2246 int num_outputs
= xcb_randr_get_crtc_info_outputs_length(gci_r
);
2247 xcb_randr_output_t
*outputs
=
2248 xcb_randr_get_crtc_info_outputs(gci_r
);
2250 if (num_outputs
== 1 && outputs
[0] == output
)
2251 active_crtc
= rc
[c
];
2253 } else if (idle_crtc
== 0) {
2254 int num_possible
= xcb_randr_get_crtc_info_possible_length(gci_r
);
2255 xcb_randr_output_t
*possible
=
2256 xcb_randr_get_crtc_info_possible(gci_r
);
2258 for (int p
= 0; p
< num_possible
; p
++)
2259 if (possible
[p
] == output
) {
2275 wsi_acquire_xlib_display(VkPhysicalDevice physical_device
,
2276 struct wsi_device
*wsi_device
,
2278 VkDisplayKHR display
)
2280 struct wsi_display
*wsi
=
2281 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
2282 xcb_connection_t
*connection
= XGetXCBConnection(dpy
);
2283 struct wsi_display_connector
*connector
=
2284 wsi_display_connector_from_handle(display
);
2287 /* XXX no support for multiple leases yet */
2289 return VK_ERROR_INITIALIZATION_FAILED
;
2291 if (!connector
->output
) {
2292 connector
->output
= wsi_display_connector_id_to_output(connection
,
2295 /* Check and see if we found the output */
2296 if (!connector
->output
)
2297 return VK_ERROR_INITIALIZATION_FAILED
;
2300 root
= wsi_display_output_to_root(connection
, connector
->output
);
2302 return VK_ERROR_INITIALIZATION_FAILED
;
2304 xcb_randr_crtc_t crtc
= wsi_display_find_crtc_for_output(connection
,
2309 return VK_ERROR_INITIALIZATION_FAILED
;
2311 #ifdef HAVE_DRI3_MODIFIERS
2312 xcb_randr_lease_t lease
= xcb_generate_id(connection
);
2313 xcb_randr_create_lease_cookie_t cl_c
=
2314 xcb_randr_create_lease(connection
, root
, lease
, 1, 1,
2315 &crtc
, &connector
->output
);
2316 xcb_randr_create_lease_reply_t
*cl_r
=
2317 xcb_randr_create_lease_reply(connection
, cl_c
, NULL
);
2319 return VK_ERROR_INITIALIZATION_FAILED
;
2322 if (cl_r
->nfd
> 0) {
2323 int *rcl_f
= xcb_randr_create_lease_reply_fds(connection
, cl_r
);
2329 return VK_ERROR_INITIALIZATION_FAILED
;
2338 wsi_get_randr_output_display(VkPhysicalDevice physical_device
,
2339 struct wsi_device
*wsi_device
,
2342 VkDisplayKHR
*display
)
2344 xcb_connection_t
*connection
= XGetXCBConnection(dpy
);
2345 struct wsi_display_connector
*connector
=
2346 wsi_display_get_output(wsi_device
, connection
, (xcb_randr_output_t
) output
);
2349 *display
= wsi_display_connector_to_handle(connector
);
2351 *display
= VK_NULL_HANDLE
;
2357 /* VK_EXT_display_control */
2359 wsi_display_power_control(VkDevice device
,
2360 struct wsi_device
*wsi_device
,
2361 VkDisplayKHR display
,
2362 const VkDisplayPowerInfoEXT
*display_power_info
)
2364 struct wsi_display
*wsi
=
2365 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
2366 struct wsi_display_connector
*connector
=
2367 wsi_display_connector_from_handle(display
);
2371 return VK_ERROR_INITIALIZATION_FAILED
;
2373 switch (display_power_info
->powerState
) {
2374 case VK_DISPLAY_POWER_STATE_OFF_EXT
:
2375 mode
= DRM_MODE_DPMS_OFF
;
2377 case VK_DISPLAY_POWER_STATE_SUSPEND_EXT
:
2378 mode
= DRM_MODE_DPMS_SUSPEND
;
2381 mode
= DRM_MODE_DPMS_ON
;
2384 drmModeConnectorSetProperty(wsi
->fd
,
2386 connector
->dpms_property
,
2392 wsi_register_device_event(VkDevice device
,
2393 struct wsi_device
*wsi_device
,
2394 const VkDeviceEventInfoEXT
*device_event_info
,
2395 const VkAllocationCallbacks
*allocator
,
2396 struct wsi_fence
**fence_p
)
2398 return VK_ERROR_FEATURE_NOT_PRESENT
;
2402 wsi_register_display_event(VkDevice device
,
2403 struct wsi_device
*wsi_device
,
2404 VkDisplayKHR display
,
2405 const VkDisplayEventInfoEXT
*display_event_info
,
2406 const VkAllocationCallbacks
*allocator
,
2407 struct wsi_fence
**fence_p
)
2409 struct wsi_display
*wsi
=
2410 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
2411 struct wsi_display_fence
*fence
;
2414 switch (display_event_info
->displayEvent
) {
2415 case VK_DISPLAY_EVENT_TYPE_FIRST_PIXEL_OUT_EXT
:
2417 fence
= wsi_display_fence_alloc(device
, wsi_device
, display
, allocator
);
2420 return VK_ERROR_OUT_OF_HOST_MEMORY
;
2422 ret
= wsi_register_vblank_event(fence
, wsi_device
, display
,
2423 DRM_CRTC_SEQUENCE_RELATIVE
, 1, NULL
);
2425 if (ret
== VK_SUCCESS
)
2426 *fence_p
= &fence
->base
;
2427 else if (fence
!= NULL
)
2428 vk_free2(wsi
->alloc
, allocator
, fence
);
2432 ret
= VK_ERROR_FEATURE_NOT_PRESENT
;
2441 wsi_get_swapchain_counter(VkDevice device
,
2442 struct wsi_device
*wsi_device
,
2443 VkSwapchainKHR _swapchain
,
2444 VkSurfaceCounterFlagBitsEXT flag_bits
,
2447 struct wsi_display
*wsi
=
2448 (struct wsi_display
*) wsi_device
->wsi
[VK_ICD_WSI_PLATFORM_DISPLAY
];
2449 struct wsi_display_swapchain
*swapchain
=
2450 (struct wsi_display_swapchain
*) wsi_swapchain_from_handle(_swapchain
);
2451 struct wsi_display_connector
*connector
=
2452 wsi_display_mode_from_handle(swapchain
->surface
->displayMode
)->connector
;
2455 return VK_ERROR_INITIALIZATION_FAILED
;
2457 if (!connector
->active
) {
2462 int ret
= drmCrtcGetSequence(wsi
->fd
, connector
->crtc_id
, value
, NULL
);