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baa38c144f6ab544bccabff3739631bab33e4cd7
third_party_mesa3d/src/vulkan/wsi/wsi_common_wayland.c
Jason Ekstrand baa38c144f vulkan/wsi: Use VK_EXT_pci_bus_info for DRM fd matching 
This lets us avoid passing the DRM fd around all over the place and gets
us closer to layer utopia.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Eric Engestrom <eric.engestrom@intel.com>
2018-10-18 11:29:00 -05:00

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/*
* Copyright © 2015 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <wayland-client.h>
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <pthread.h>
#include <drm_fourcc.h>
#include "vk_util.h"
#include "wsi_common_private.h"
#include "wsi_common_wayland.h"
#include "wayland-drm-client-protocol.h"
#include "linux-dmabuf-unstable-v1-client-protocol.h"
#include <util/hash_table.h>
#include <util/u_vector.h>
#define typed_memcpy(dest, src, count) ({ \
STATIC_ASSERT(sizeof(*src) == sizeof(*dest)); \
memcpy((dest), (src), (count) * sizeof(*(src))); \
})
struct wsi_wayland;
struct wsi_wl_display {
/* The real wl_display */
struct wl_display * wl_display;
/* Actually a proxy wrapper around the event queue */
struct wl_display * wl_display_wrapper;
struct wl_event_queue * queue;
struct wl_drm * drm;
struct zwp_linux_dmabuf_v1 * dmabuf;
struct wsi_wayland *wsi_wl;
/* Vector of VkFormats supported */
struct u_vector formats;
struct {
struct u_vector argb8888;
struct u_vector xrgb8888;
} modifiers;
uint32_t capabilities;
/* Only used for displays created by wsi_wl_display_create */
uint32_t refcount;
};
struct wsi_wayland {
struct wsi_interface base;
struct wsi_device *wsi;
const VkAllocationCallbacks *alloc;
VkPhysicalDevice physical_device;
};
static void
wsi_wl_display_add_vk_format(struct wsi_wl_display *display, VkFormat format)
{
/* Don't add a format that's already in the list */
VkFormat *f;
u_vector_foreach(f, &display->formats)
if (*f == format)
return;
/* Don't add formats that aren't renderable. */
VkFormatProperties props;
display->wsi_wl->wsi->GetPhysicalDeviceFormatProperties(display->wsi_wl->physical_device,
format, &props);
if (!(props.optimalTilingFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT))
return;
f = u_vector_add(&display->formats);
if (f)
*f = format;
}
static void
drm_handle_device(void *data, struct wl_drm *drm, const char *name)
{
}
static uint32_t
wl_drm_format_for_vk_format(VkFormat vk_format, bool alpha)
{
switch (vk_format) {
/* TODO: Figure out what all the formats mean and make this table
* correct.
*/
#if 0
case VK_FORMAT_R4G4B4A4_UNORM:
return alpha ? WL_DRM_FORMAT_ABGR4444 : WL_DRM_FORMAT_XBGR4444;
case VK_FORMAT_R5G6B5_UNORM:
return WL_DRM_FORMAT_BGR565;
case VK_FORMAT_R5G5B5A1_UNORM:
return alpha ? WL_DRM_FORMAT_ABGR1555 : WL_DRM_FORMAT_XBGR1555;
case VK_FORMAT_R8G8B8_UNORM:
return WL_DRM_FORMAT_XBGR8888;
case VK_FORMAT_R8G8B8A8_UNORM:
return alpha ? WL_DRM_FORMAT_ABGR8888 : WL_DRM_FORMAT_XBGR8888;
case VK_FORMAT_R10G10B10A2_UNORM:
return alpha ? WL_DRM_FORMAT_ABGR2101010 : WL_DRM_FORMAT_XBGR2101010;
case VK_FORMAT_B4G4R4A4_UNORM:
return alpha ? WL_DRM_FORMAT_ARGB4444 : WL_DRM_FORMAT_XRGB4444;
case VK_FORMAT_B5G6R5_UNORM:
return WL_DRM_FORMAT_RGB565;
case VK_FORMAT_B5G5R5A1_UNORM:
return alpha ? WL_DRM_FORMAT_XRGB1555 : WL_DRM_FORMAT_XRGB1555;
#endif
case VK_FORMAT_B8G8R8_UNORM:
case VK_FORMAT_B8G8R8_SRGB:
return WL_DRM_FORMAT_BGRX8888;
case VK_FORMAT_B8G8R8A8_UNORM:
case VK_FORMAT_B8G8R8A8_SRGB:
return alpha ? WL_DRM_FORMAT_ARGB8888 : WL_DRM_FORMAT_XRGB8888;
#if 0
case VK_FORMAT_B10G10R10A2_UNORM:
return alpha ? WL_DRM_FORMAT_ARGB2101010 : WL_DRM_FORMAT_XRGB2101010;
#endif
default:
assert(!"Unsupported Vulkan format");
return 0;
}
}
static void
drm_handle_format(void *data, struct wl_drm *drm, uint32_t wl_format)
{
struct wsi_wl_display *display = data;
if (display->formats.element_size == 0)
return;
switch (wl_format) {
#if 0
case WL_DRM_FORMAT_ABGR4444:
case WL_DRM_FORMAT_XBGR4444:
wsi_wl_display_add_vk_format(display, VK_FORMAT_R4G4B4A4_UNORM);
break;
case WL_DRM_FORMAT_BGR565:
wsi_wl_display_add_vk_format(display, VK_FORMAT_R5G6B5_UNORM);
break;
case WL_DRM_FORMAT_ABGR1555:
case WL_DRM_FORMAT_XBGR1555:
wsi_wl_display_add_vk_format(display, VK_FORMAT_R5G5B5A1_UNORM);
break;
case WL_DRM_FORMAT_XBGR8888:
wsi_wl_display_add_vk_format(display, VK_FORMAT_R8G8B8_UNORM);
/* fallthrough */
case WL_DRM_FORMAT_ABGR8888:
wsi_wl_display_add_vk_format(display, VK_FORMAT_R8G8B8A8_UNORM);
break;
case WL_DRM_FORMAT_ABGR2101010:
case WL_DRM_FORMAT_XBGR2101010:
wsi_wl_display_add_vk_format(display, VK_FORMAT_R10G10B10A2_UNORM);
break;
case WL_DRM_FORMAT_ARGB4444:
case WL_DRM_FORMAT_XRGB4444:
wsi_wl_display_add_vk_format(display, VK_FORMAT_B4G4R4A4_UNORM);
break;
case WL_DRM_FORMAT_RGB565:
wsi_wl_display_add_vk_format(display, VK_FORMAT_B5G6R5_UNORM);
break;
case WL_DRM_FORMAT_ARGB1555:
case WL_DRM_FORMAT_XRGB1555:
wsi_wl_display_add_vk_format(display, VK_FORMAT_B5G5R5A1_UNORM);
break;
#endif
case WL_DRM_FORMAT_XRGB8888:
wsi_wl_display_add_vk_format(display, VK_FORMAT_B8G8R8_SRGB);
wsi_wl_display_add_vk_format(display, VK_FORMAT_B8G8R8_UNORM);
/* fallthrough */
case WL_DRM_FORMAT_ARGB8888:
wsi_wl_display_add_vk_format(display, VK_FORMAT_B8G8R8A8_SRGB);
wsi_wl_display_add_vk_format(display, VK_FORMAT_B8G8R8A8_UNORM);
break;
#if 0
case WL_DRM_FORMAT_ARGB2101010:
case WL_DRM_FORMAT_XRGB2101010:
wsi_wl_display_add_vk_format(display, VK_FORMAT_B10G10R10A2_UNORM);
break;
#endif
}
}
static void
drm_handle_authenticated(void *data, struct wl_drm *drm)
{
}
static void
drm_handle_capabilities(void *data, struct wl_drm *drm, uint32_t capabilities)
{
struct wsi_wl_display *display = data;
display->capabilities = capabilities;
}
static const struct wl_drm_listener drm_listener = {
drm_handle_device,
drm_handle_format,
drm_handle_authenticated,
drm_handle_capabilities,
};
static void
dmabuf_handle_format(void *data, struct zwp_linux_dmabuf_v1 *dmabuf,
uint32_t format)
{
/* Formats are implicitly advertised by the modifier event, so we ignore
* them here. */
}
static void
dmabuf_handle_modifier(void *data, struct zwp_linux_dmabuf_v1 *dmabuf,
uint32_t format, uint32_t modifier_hi,
uint32_t modifier_lo)
{
struct wsi_wl_display *display = data;
uint64_t *mod = NULL;
/* If we're not fetching formats, don't fetch modifiers either. */
if (display->formats.element_size == 0)
return;
if (modifier_hi == (DRM_FORMAT_MOD_INVALID >> 32) &&
modifier_lo == (DRM_FORMAT_MOD_INVALID & 0xffffffff))
return;
switch (format) {
case WL_DRM_FORMAT_ARGB8888:
mod = u_vector_add(&display->modifiers.argb8888);
break;
case WL_DRM_FORMAT_XRGB8888:
mod = u_vector_add(&display->modifiers.xrgb8888);
break;
default:
break;
}
if (!mod)
return;
*mod = (uint64_t) modifier_hi << 32;
*mod |= (uint64_t) (modifier_lo & 0xffffffff);
}
static const struct zwp_linux_dmabuf_v1_listener dmabuf_listener = {
dmabuf_handle_format,
dmabuf_handle_modifier,
};
static void
registry_handle_global(void *data, struct wl_registry *registry,
uint32_t name, const char *interface, uint32_t version)
{
struct wsi_wl_display *display = data;
if (strcmp(interface, "wl_drm") == 0) {
assert(display->drm == NULL);
assert(version >= 2);
display->drm = wl_registry_bind(registry, name, &wl_drm_interface, 2);
if (display->drm)
wl_drm_add_listener(display->drm, &drm_listener, display);
} else if (strcmp(interface, "zwp_linux_dmabuf_v1") == 0 && version >= 3) {
display->dmabuf =
wl_registry_bind(registry, name, &zwp_linux_dmabuf_v1_interface, 3);
zwp_linux_dmabuf_v1_add_listener(display->dmabuf, &dmabuf_listener,
display);
}
}
static void
registry_handle_global_remove(void *data, struct wl_registry *registry,
uint32_t name)
{ /* No-op */ }
static const struct wl_registry_listener registry_listener = {
registry_handle_global,
registry_handle_global_remove
};
static void
wsi_wl_display_finish(struct wsi_wl_display *display)
{
assert(display->refcount == 0);
u_vector_finish(&display->formats);
u_vector_finish(&display->modifiers.argb8888);
u_vector_finish(&display->modifiers.xrgb8888);
if (display->drm)
wl_drm_destroy(display->drm);
if (display->dmabuf)
zwp_linux_dmabuf_v1_destroy(display->dmabuf);
if (display->wl_display_wrapper)
wl_proxy_wrapper_destroy(display->wl_display_wrapper);
if (display->queue)
wl_event_queue_destroy(display->queue);
}
static VkResult
wsi_wl_display_init(struct wsi_wayland *wsi_wl,
struct wsi_wl_display *display,
struct wl_display *wl_display,
bool get_format_list)
{
VkResult result = VK_SUCCESS;
memset(display, 0, sizeof(*display));
display->wsi_wl = wsi_wl;
display->wl_display = wl_display;
if (get_format_list) {
if (!u_vector_init(&display->formats, sizeof(VkFormat), 8) ||
!u_vector_init(&display->modifiers.argb8888, sizeof(uint64_t), 32) ||
!u_vector_init(&display->modifiers.xrgb8888, sizeof(uint64_t), 32)) {
result = VK_ERROR_OUT_OF_HOST_MEMORY;
goto fail;
}
}
display->queue = wl_display_create_queue(wl_display);
if (!display->queue) {
result = VK_ERROR_OUT_OF_HOST_MEMORY;
goto fail;
}
display->wl_display_wrapper = wl_proxy_create_wrapper(wl_display);
if (!display->wl_display_wrapper) {
result = VK_ERROR_OUT_OF_HOST_MEMORY;
goto fail;
}
wl_proxy_set_queue((struct wl_proxy *) display->wl_display_wrapper,
display->queue);
struct wl_registry *registry =
wl_display_get_registry(display->wl_display_wrapper);
if (!registry) {
result = VK_ERROR_OUT_OF_HOST_MEMORY;
goto fail;
}
wl_registry_add_listener(registry, &registry_listener, display);
/* Round-trip to get the wl_drm global */
wl_display_roundtrip_queue(display->wl_display, display->queue);
if (!display->drm) {
result = VK_ERROR_SURFACE_LOST_KHR;
goto fail_registry;
}
/* Round-trip to get wl_drm formats and capabilities */
wl_display_roundtrip_queue(display->wl_display, display->queue);
/* We need prime support */
if (!(display->capabilities & WL_DRM_CAPABILITY_PRIME)) {
result = VK_ERROR_SURFACE_LOST_KHR;
goto fail_registry;
}
/* We don't need this anymore */
wl_registry_destroy(registry);
display->refcount = 0;
return VK_SUCCESS;
fail_registry:
if (registry)
wl_registry_destroy(registry);
fail:
wsi_wl_display_finish(display);
return result;
}
static VkResult
wsi_wl_display_create(struct wsi_wayland *wsi, struct wl_display *wl_display,
struct wsi_wl_display **display_out)
{
struct wsi_wl_display *display =
vk_alloc(wsi->alloc, sizeof(*display), 8,
VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!display)
return VK_ERROR_OUT_OF_HOST_MEMORY;
VkResult result = wsi_wl_display_init(wsi, display, wl_display, true);
if (result != VK_SUCCESS) {
vk_free(wsi->alloc, display);
return result;
}
display->refcount++;
*display_out = display;
return result;
}
static struct wsi_wl_display *
wsi_wl_display_ref(struct wsi_wl_display *display)
{
display->refcount++;
return display;
}
static void
wsi_wl_display_unref(struct wsi_wl_display *display)
{
if (display->refcount-- > 1)
return;
struct wsi_wayland *wsi = display->wsi_wl;
wsi_wl_display_finish(display);
vk_free(wsi->alloc, display);
}
VkBool32
wsi_wl_get_presentation_support(struct wsi_device *wsi_device,
struct wl_display *wl_display)
{
struct wsi_wayland *wsi =
(struct wsi_wayland *)wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND];
struct wsi_wl_display display;
int ret = wsi_wl_display_init(wsi, &display, wl_display, false);
wsi_wl_display_finish(&display);
return ret == 0;
}
static VkResult
wsi_wl_surface_get_support(VkIcdSurfaceBase *surface,
struct wsi_device *wsi_device,
uint32_t queueFamilyIndex,
VkBool32* pSupported)
{
*pSupported = true;
return VK_SUCCESS;
}
static const VkPresentModeKHR present_modes[] = {
VK_PRESENT_MODE_MAILBOX_KHR,
VK_PRESENT_MODE_FIFO_KHR,
};
static VkResult
wsi_wl_surface_get_capabilities(VkIcdSurfaceBase *surface,
VkSurfaceCapabilitiesKHR* caps)
{
/* For true mailbox mode, we need at least 4 images:
* 1) One to scan out from
* 2) One to have queued for scan-out
* 3) One to be currently held by the Wayland compositor
* 4) One to render to
*/
caps->minImageCount = 4;
/* There is no real maximum */
caps->maxImageCount = 0;
caps->currentExtent = (VkExtent2D) { -1, -1 };
caps->minImageExtent = (VkExtent2D) { 1, 1 };
/* This is the maximum supported size on Intel */
caps->maxImageExtent = (VkExtent2D) { 1 << 14, 1 << 14 };
caps->supportedTransforms = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
caps->currentTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
caps->maxImageArrayLayers = 1;
caps->supportedCompositeAlpha =
VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR |
VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR;
caps->supportedUsageFlags =
VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
VK_IMAGE_USAGE_SAMPLED_BIT |
VK_IMAGE_USAGE_TRANSFER_DST_BIT |
VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
return VK_SUCCESS;
}
static VkResult
wsi_wl_surface_get_capabilities2(VkIcdSurfaceBase *surface,
const void *info_next,
VkSurfaceCapabilities2KHR* caps)
{
assert(caps->sType == VK_STRUCTURE_TYPE_SURFACE_CAPABILITIES_2_KHR);
return wsi_wl_surface_get_capabilities(surface, &caps->surfaceCapabilities);
}
static VkResult
wsi_wl_surface_get_formats(VkIcdSurfaceBase *icd_surface,
struct wsi_device *wsi_device,
uint32_t* pSurfaceFormatCount,
VkSurfaceFormatKHR* pSurfaceFormats)
{
VkIcdSurfaceWayland *surface = (VkIcdSurfaceWayland *)icd_surface;
struct wsi_wayland *wsi =
(struct wsi_wayland *)wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND];
struct wsi_wl_display display;
if (wsi_wl_display_init(wsi, &display, surface->display, true))
return VK_ERROR_SURFACE_LOST_KHR;
VK_OUTARRAY_MAKE(out, pSurfaceFormats, pSurfaceFormatCount);
VkFormat *disp_fmt;
u_vector_foreach(disp_fmt, &display.formats) {
vk_outarray_append(&out, out_fmt) {
out_fmt->format = *disp_fmt;
out_fmt->colorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR;
}
}
wsi_wl_display_finish(&display);
return vk_outarray_status(&out);
}
static VkResult
wsi_wl_surface_get_formats2(VkIcdSurfaceBase *icd_surface,
struct wsi_device *wsi_device,
const void *info_next,
uint32_t* pSurfaceFormatCount,
VkSurfaceFormat2KHR* pSurfaceFormats)
{
VkIcdSurfaceWayland *surface = (VkIcdSurfaceWayland *)icd_surface;
struct wsi_wayland *wsi =
(struct wsi_wayland *)wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND];
struct wsi_wl_display display;
if (wsi_wl_display_init(wsi, &display, surface->display, true))
return VK_ERROR_SURFACE_LOST_KHR;
VK_OUTARRAY_MAKE(out, pSurfaceFormats, pSurfaceFormatCount);
VkFormat *disp_fmt;
u_vector_foreach(disp_fmt, &display.formats) {
vk_outarray_append(&out, out_fmt) {
out_fmt->surfaceFormat.format = *disp_fmt;
out_fmt->surfaceFormat.colorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR;
}
}
wsi_wl_display_finish(&display);
return vk_outarray_status(&out);
}
static VkResult
wsi_wl_surface_get_present_modes(VkIcdSurfaceBase *surface,
uint32_t* pPresentModeCount,
VkPresentModeKHR* pPresentModes)
{
if (pPresentModes == NULL) {
*pPresentModeCount = ARRAY_SIZE(present_modes);
return VK_SUCCESS;
}
*pPresentModeCount = MIN2(*pPresentModeCount, ARRAY_SIZE(present_modes));
typed_memcpy(pPresentModes, present_modes, *pPresentModeCount);
if (*pPresentModeCount < ARRAY_SIZE(present_modes))
return VK_INCOMPLETE;
else
return VK_SUCCESS;
}
static VkResult
wsi_wl_surface_get_present_rectangles(VkIcdSurfaceBase *surface,
struct wsi_device *wsi_device,
uint32_t* pRectCount,
VkRect2D* pRects)
{
VK_OUTARRAY_MAKE(out, pRects, pRectCount);
vk_outarray_append(&out, rect) {
/* We don't know a size so just return the usual "I don't know." */
*rect = (VkRect2D) {
.offset = { 0, 0 },
.extent = { -1, -1 },
};
}
return vk_outarray_status(&out);
}
VkResult wsi_create_wl_surface(const VkAllocationCallbacks *pAllocator,
const VkWaylandSurfaceCreateInfoKHR *pCreateInfo,
VkSurfaceKHR *pSurface)
{
VkIcdSurfaceWayland *surface;
surface = vk_alloc(pAllocator, sizeof *surface, 8,
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (surface == NULL)
return VK_ERROR_OUT_OF_HOST_MEMORY;
surface->base.platform = VK_ICD_WSI_PLATFORM_WAYLAND;
surface->display = pCreateInfo->display;
surface->surface = pCreateInfo->surface;
*pSurface = VkIcdSurfaceBase_to_handle(&surface->base);
return VK_SUCCESS;
}
struct wsi_wl_image {
struct wsi_image base;
struct wl_buffer * buffer;
bool busy;
};
struct wsi_wl_swapchain {
struct wsi_swapchain base;
struct wsi_wl_display *display;
struct wl_surface * surface;
uint32_t surface_version;
struct wl_drm * drm_wrapper;
struct wl_callback * frame;
VkExtent2D extent;
VkFormat vk_format;
uint32_t drm_format;
VkPresentModeKHR present_mode;
bool fifo_ready;
struct wsi_wl_image images[0];
};
static struct wsi_image *
wsi_wl_swapchain_get_wsi_image(struct wsi_swapchain *wsi_chain,
uint32_t image_index)
{
struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)wsi_chain;
return &chain->images[image_index].base;
}
static VkResult
wsi_wl_swapchain_acquire_next_image(struct wsi_swapchain *wsi_chain,
const VkAcquireNextImageInfoKHR *info,
uint32_t *image_index)
{
struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)wsi_chain;
int ret = wl_display_dispatch_queue_pending(chain->display->wl_display,
chain->display->queue);
/* XXX: I'm not sure if out-of-date is the right error here. If
* wl_display_dispatch_queue_pending fails it most likely means we got
* kicked by the server so this seems more-or-less correct.
*/
if (ret < 0)
return VK_ERROR_OUT_OF_DATE_KHR;
while (1) {
for (uint32_t i = 0; i < chain->base.image_count; i++) {
if (!chain->images[i].busy) {
/* We found a non-busy image */
*image_index = i;
chain->images[i].busy = true;
return VK_SUCCESS;
}
}
/* This time we do a blocking dispatch because we can't go
* anywhere until we get an event.
*/
int ret = wl_display_roundtrip_queue(chain->display->wl_display,
chain->display->queue);
if (ret < 0)
return VK_ERROR_OUT_OF_DATE_KHR;
}
}
static void
frame_handle_done(void *data, struct wl_callback *callback, uint32_t serial)
{
struct wsi_wl_swapchain *chain = data;
chain->frame = NULL;
chain->fifo_ready = true;
wl_callback_destroy(callback);
}
static const struct wl_callback_listener frame_listener = {
frame_handle_done,
};
static VkResult
wsi_wl_swapchain_queue_present(struct wsi_swapchain *wsi_chain,
uint32_t image_index,
const VkPresentRegionKHR *damage)
{
struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)wsi_chain;
if (chain->base.present_mode == VK_PRESENT_MODE_FIFO_KHR) {
while (!chain->fifo_ready) {
int ret = wl_display_dispatch_queue(chain->display->wl_display,
chain->display->queue);
if (ret < 0)
return VK_ERROR_OUT_OF_DATE_KHR;
}
}
assert(image_index < chain->base.image_count);
wl_surface_attach(chain->surface, chain->images[image_index].buffer, 0, 0);
if (chain->surface_version >= 4 && damage &&
damage->pRectangles && damage->rectangleCount > 0) {
for (unsigned i = 0; i < damage->rectangleCount; i++) {
const VkRectLayerKHR *rect = &damage->pRectangles[i];
assert(rect->layer == 0);
wl_surface_damage_buffer(chain->surface,
rect->offset.x, rect->offset.y,
rect->extent.width, rect->extent.height);
}
} else {
wl_surface_damage(chain->surface, 0, 0, INT32_MAX, INT32_MAX);
}
if (chain->base.present_mode == VK_PRESENT_MODE_FIFO_KHR) {
chain->frame = wl_surface_frame(chain->surface);
wl_callback_add_listener(chain->frame, &frame_listener, chain);
chain->fifo_ready = false;
}
chain->images[image_index].busy = true;
wl_surface_commit(chain->surface);
wl_display_flush(chain->display->wl_display);
return VK_SUCCESS;
}
static void
buffer_handle_release(void *data, struct wl_buffer *buffer)
{
struct wsi_wl_image *image = data;
assert(image->buffer == buffer);
image->busy = false;
}
static const struct wl_buffer_listener buffer_listener = {
buffer_handle_release,
};
static VkResult
wsi_wl_image_init(struct wsi_wl_swapchain *chain,
struct wsi_wl_image *image,
const VkSwapchainCreateInfoKHR *pCreateInfo,
const VkAllocationCallbacks* pAllocator)
{
struct wsi_wl_display *display = chain->display;
const uint64_t *modifiers = NULL;
uint32_t num_modifiers = 0;
VkResult result;
if (display->dmabuf && chain->base.wsi->supports_modifiers) {
switch (chain->drm_format) {
case WL_DRM_FORMAT_ARGB8888:
modifiers = u_vector_tail(&display->modifiers.argb8888);
num_modifiers = u_vector_length(&display->modifiers.argb8888);
break;
case WL_DRM_FORMAT_XRGB8888:
modifiers = u_vector_tail(&display->modifiers.xrgb8888);
num_modifiers = u_vector_length(&display->modifiers.xrgb8888);
break;
default:
break;
}
}
result = wsi_create_native_image(&chain->base, pCreateInfo,
num_modifiers > 0 ? 1 : 0,
&num_modifiers, &modifiers,
&image->base);
if (result != VK_SUCCESS)
return result;
if (image->base.drm_modifier != DRM_FORMAT_MOD_INVALID) {
/* Only request modifiers if we have dmabuf, else it must be implicit. */
assert(display->dmabuf);
struct zwp_linux_buffer_params_v1 *params =
zwp_linux_dmabuf_v1_create_params(display->dmabuf);
wl_proxy_set_queue((struct wl_proxy *) params, chain->display->queue);
for (int i = 0; i < image->base.num_planes; i++) {
zwp_linux_buffer_params_v1_add(params,
image->base.fds[i],
i,
image->base.offsets[i],
image->base.row_pitches[i],
image->base.drm_modifier >> 32,
image->base.drm_modifier & 0xffffffff);
close(image->base.fds[i]);
}
image->buffer =
zwp_linux_buffer_params_v1_create_immed(params,
chain->extent.width,
chain->extent.height,
chain->drm_format,
0);
zwp_linux_buffer_params_v1_destroy(params);
} else {
/* Without passing modifiers, we can't have multi-plane RGB images. */
assert(image->base.num_planes == 1);
image->buffer =
wl_drm_create_prime_buffer(chain->drm_wrapper,
image->base.fds[0], /* name */
chain->extent.width,
chain->extent.height,
chain->drm_format,
image->base.offsets[0],
image->base.row_pitches[0],
0, 0, 0, 0 /* unused */);
close(image->base.fds[0]);
}
if (!image->buffer)
goto fail_image;
wl_buffer_add_listener(image->buffer, &buffer_listener, image);
return VK_SUCCESS;
fail_image:
wsi_destroy_image(&chain->base, &image->base);
return result;
}
static VkResult
wsi_wl_swapchain_destroy(struct wsi_swapchain *wsi_chain,
const VkAllocationCallbacks *pAllocator)
{
struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)wsi_chain;
for (uint32_t i = 0; i < chain->base.image_count; i++) {
if (chain->images[i].buffer) {
wl_buffer_destroy(chain->images[i].buffer);
wsi_destroy_image(&chain->base, &chain->images[i].base);
}
}
if (chain->frame)
wl_callback_destroy(chain->frame);
if (chain->surface)
wl_proxy_wrapper_destroy(chain->surface);
if (chain->drm_wrapper)
wl_proxy_wrapper_destroy(chain->drm_wrapper);
if (chain->display)
wsi_wl_display_unref(chain->display);
wsi_swapchain_finish(&chain->base);
vk_free(pAllocator, chain);
return VK_SUCCESS;
}
static VkResult
wsi_wl_surface_create_swapchain(VkIcdSurfaceBase *icd_surface,
VkDevice device,
struct wsi_device *wsi_device,
const VkSwapchainCreateInfoKHR* pCreateInfo,
const VkAllocationCallbacks* pAllocator,
struct wsi_swapchain **swapchain_out)
{
VkIcdSurfaceWayland *surface = (VkIcdSurfaceWayland *)icd_surface;
struct wsi_wayland *wsi =
(struct wsi_wayland *)wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND];
struct wsi_wl_swapchain *chain;
VkResult result;
assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR);
int num_images = pCreateInfo->minImageCount;
size_t size = sizeof(*chain) + num_images * sizeof(chain->images[0]);
chain = vk_alloc(pAllocator, size, 8,
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (chain == NULL)
return VK_ERROR_OUT_OF_HOST_MEMORY;
result = wsi_swapchain_init(wsi_device, &chain->base, device,
pCreateInfo, pAllocator);
if (result != VK_SUCCESS) {
vk_free(pAllocator, chain);
return result;
}
/* Mark a bunch of stuff as NULL. This way we can just call
* destroy_swapchain for cleanup.
*/
for (uint32_t i = 0; i < num_images; i++)
chain->images[i].buffer = NULL;
chain->surface = NULL;
chain->drm_wrapper = NULL;
chain->frame = NULL;
bool alpha = pCreateInfo->compositeAlpha ==
VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR;
chain->base.destroy = wsi_wl_swapchain_destroy;
chain->base.get_wsi_image = wsi_wl_swapchain_get_wsi_image;
chain->base.acquire_next_image = wsi_wl_swapchain_acquire_next_image;
chain->base.queue_present = wsi_wl_swapchain_queue_present;
chain->base.present_mode = pCreateInfo->presentMode;
chain->base.image_count = num_images;
chain->extent = pCreateInfo->imageExtent;
chain->vk_format = pCreateInfo->imageFormat;
chain->drm_format = wl_drm_format_for_vk_format(chain->vk_format, alpha);
if (pCreateInfo->oldSwapchain) {
/* If we have an oldSwapchain parameter, copy the display struct over
* from the old one so we don't have to fully re-initialize it.
*/
struct wsi_wl_swapchain *old_chain = (void *)pCreateInfo->oldSwapchain;
chain->display = wsi_wl_display_ref(old_chain->display);
} else {
chain->display = NULL;
result = wsi_wl_display_create(wsi, surface->display, &chain->display);
if (result != VK_SUCCESS)
goto fail;
}
chain->surface = wl_proxy_create_wrapper(surface->surface);
if (!chain->surface) {
result = VK_ERROR_OUT_OF_HOST_MEMORY;
goto fail;
}
wl_proxy_set_queue((struct wl_proxy *) chain->surface,
chain->display->queue);
chain->surface_version = wl_proxy_get_version((void *)surface->surface);
chain->drm_wrapper = wl_proxy_create_wrapper(chain->display->drm);
if (!chain->drm_wrapper) {
result = VK_ERROR_OUT_OF_HOST_MEMORY;
goto fail;
}
wl_proxy_set_queue((struct wl_proxy *) chain->drm_wrapper,
chain->display->queue);
chain->fifo_ready = true;
for (uint32_t i = 0; i < chain->base.image_count; i++) {
result = wsi_wl_image_init(chain, &chain->images[i],
pCreateInfo, pAllocator);
if (result != VK_SUCCESS)
goto fail;
chain->images[i].busy = false;
}
*swapchain_out = &chain->base;
return VK_SUCCESS;
fail:
wsi_wl_swapchain_destroy(&chain->base, pAllocator);
return result;
}
VkResult
wsi_wl_init_wsi(struct wsi_device *wsi_device,
const VkAllocationCallbacks *alloc,
VkPhysicalDevice physical_device)
{
struct wsi_wayland *wsi;
VkResult result;
wsi = vk_alloc(alloc, sizeof(*wsi), 8,
VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!wsi) {
result = VK_ERROR_OUT_OF_HOST_MEMORY;
goto fail;
}
wsi->physical_device = physical_device;
wsi->alloc = alloc;
wsi->wsi = wsi_device;
wsi->base.get_support = wsi_wl_surface_get_support;
wsi->base.get_capabilities2 = wsi_wl_surface_get_capabilities2;
wsi->base.get_formats = wsi_wl_surface_get_formats;
wsi->base.get_formats2 = wsi_wl_surface_get_formats2;
wsi->base.get_present_modes = wsi_wl_surface_get_present_modes;
wsi->base.get_present_rectangles = wsi_wl_surface_get_present_rectangles;
wsi->base.create_swapchain = wsi_wl_surface_create_swapchain;
wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND] = &wsi->base;
return VK_SUCCESS;
fail:
wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND] = NULL;
return result;
}
void
wsi_wl_finish_wsi(struct wsi_device *wsi_device,
const VkAllocationCallbacks *alloc)
{
struct wsi_wayland *wsi =
(struct wsi_wayland *)wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND];
if (!wsi)
return;
vk_free(alloc, wsi);
}
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