2 * Copyright © 2017, Google Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 #include <hardware/gralloc.h>
25 #include <hardware/hardware.h>
26 #include <hardware/hwvulkan.h>
27 #include <vulkan/vk_android_native_buffer.h>
28 #include <vulkan/vk_icd.h>
29 #include <sync/sync.h>
31 #include "anv_private.h"
32 #include "vk_format_info.h"
35 static int anv_hal_open(const struct hw_module_t
* mod
, const char* id
, struct hw_device_t
** dev
);
36 static int anv_hal_close(struct hw_device_t
*dev
);
41 STATIC_ASSERT(HWVULKAN_DISPATCH_MAGIC
== ICD_LOADER_MAGIC
);
44 PUBLIC
struct hwvulkan_module_t HAL_MODULE_INFO_SYM
= {
46 .tag
= HARDWARE_MODULE_TAG
,
47 .module_api_version
= HWVULKAN_MODULE_API_VERSION_0_1
,
48 .hal_api_version
= HARDWARE_MAKE_API_VERSION(1, 0),
49 .id
= HWVULKAN_HARDWARE_MODULE_ID
,
50 .name
= "Intel Vulkan HAL",
52 .methods
= &(hw_module_methods_t
) {
58 /* If any bits in test_mask are set, then unset them and return true. */
60 unmask32(uint32_t *inout_mask
, uint32_t test_mask
)
62 uint32_t orig_mask
= *inout_mask
;
63 *inout_mask
&= ~test_mask
;
64 return *inout_mask
!= orig_mask
;
68 anv_hal_open(const struct hw_module_t
* mod
, const char* id
,
69 struct hw_device_t
** dev
)
71 assert(mod
== &HAL_MODULE_INFO_SYM
.common
);
72 assert(strcmp(id
, HWVULKAN_DEVICE_0
) == 0);
74 hwvulkan_device_t
*hal_dev
= malloc(sizeof(*hal_dev
));
78 *hal_dev
= (hwvulkan_device_t
) {
80 .tag
= HARDWARE_DEVICE_TAG
,
81 .version
= HWVULKAN_DEVICE_API_VERSION_0_1
,
82 .module
= &HAL_MODULE_INFO_SYM
.common
,
83 .close
= anv_hal_close
,
85 .EnumerateInstanceExtensionProperties
= anv_EnumerateInstanceExtensionProperties
,
86 .CreateInstance
= anv_CreateInstance
,
87 .GetInstanceProcAddr
= anv_GetInstanceProcAddr
,
90 *dev
= &hal_dev
->common
;
95 anv_hal_close(struct hw_device_t
*dev
)
97 /* hwvulkan.h claims that hw_device_t::close() is never called. */
102 get_ahw_buffer_format_properties(
104 const struct AHardwareBuffer
*buffer
,
105 VkAndroidHardwareBufferFormatPropertiesANDROID
*pProperties
)
107 ANV_FROM_HANDLE(anv_device
, device
, device_h
);
109 /* Get a description of buffer contents . */
110 AHardwareBuffer_Desc desc
;
111 AHardwareBuffer_describe(buffer
, &desc
);
113 /* Verify description. */
115 AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE
|
116 AHARDWAREBUFFER_USAGE_GPU_COLOR_OUTPUT
|
117 AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER
;
119 /* "Buffer must be a valid Android hardware buffer object with at least
120 * one of the AHARDWAREBUFFER_USAGE_GPU_* usage flags."
122 if (!(desc
.usage
& (gpu_usage
)))
123 return VK_ERROR_INVALID_EXTERNAL_HANDLE_KHR
;
125 /* Fill properties fields based on description. */
126 VkAndroidHardwareBufferFormatPropertiesANDROID
*p
= pProperties
;
128 p
->format
= vk_format_from_android(desc
.format
);
130 const struct anv_format
*anv_format
= anv_get_format(p
->format
);
131 p
->externalFormat
= (uint64_t) (uintptr_t) anv_format
;
133 /* Default to OPTIMAL tiling but set to linear in case
134 * of AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER usage.
136 VkImageTiling tiling
= VK_IMAGE_TILING_OPTIMAL
;
138 if (desc
.usage
& AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER
)
139 tiling
= VK_IMAGE_TILING_LINEAR
;
142 anv_get_image_format_features(&device
->info
, p
->format
, anv_format
,
145 /* "Images can be created with an external format even if the Android hardware
146 * buffer has a format which has an equivalent Vulkan format to enable
147 * consistent handling of images from sources that might use either category
148 * of format. However, all images created with an external format are subject
149 * to the valid usage requirements associated with external formats, even if
150 * the Android hardware buffer’s format has a Vulkan equivalent."
152 * "The formatFeatures member *must* include
153 * VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT and at least one of
154 * VK_FORMAT_FEATURE_MIDPOINT_CHROMA_SAMPLES_BIT or
155 * VK_FORMAT_FEATURE_COSITED_CHROMA_SAMPLES_BIT"
158 VK_FORMAT_FEATURE_MIDPOINT_CHROMA_SAMPLES_BIT
;
160 /* "Implementations may not always be able to determine the color model,
161 * numerical range, or chroma offsets of the image contents, so the values
162 * in VkAndroidHardwareBufferFormatPropertiesANDROID are only suggestions.
163 * Applications should treat these values as sensible defaults to use in
164 * the absence of more reliable information obtained through some other
167 p
->samplerYcbcrConversionComponents
.r
= VK_COMPONENT_SWIZZLE_IDENTITY
;
168 p
->samplerYcbcrConversionComponents
.g
= VK_COMPONENT_SWIZZLE_IDENTITY
;
169 p
->samplerYcbcrConversionComponents
.b
= VK_COMPONENT_SWIZZLE_IDENTITY
;
170 p
->samplerYcbcrConversionComponents
.a
= VK_COMPONENT_SWIZZLE_IDENTITY
;
172 p
->suggestedYcbcrModel
= VK_SAMPLER_YCBCR_MODEL_CONVERSION_YCBCR_601
;
173 p
->suggestedYcbcrRange
= VK_SAMPLER_YCBCR_RANGE_ITU_FULL
;
175 p
->suggestedXChromaOffset
= VK_CHROMA_LOCATION_MIDPOINT
;
176 p
->suggestedYChromaOffset
= VK_CHROMA_LOCATION_MIDPOINT
;
182 anv_GetAndroidHardwareBufferPropertiesANDROID(
184 const struct AHardwareBuffer
*buffer
,
185 VkAndroidHardwareBufferPropertiesANDROID
*pProperties
)
187 ANV_FROM_HANDLE(anv_device
, dev
, device_h
);
188 struct anv_physical_device
*pdevice
= &dev
->instance
->physicalDevice
;
190 VkAndroidHardwareBufferFormatPropertiesANDROID
*format_prop
=
191 vk_find_struct(pProperties
->pNext
,
192 ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_ANDROID
);
194 /* Fill format properties of an Android hardware buffer. */
196 get_ahw_buffer_format_properties(device_h
, buffer
, format_prop
);
198 /* NOTE - We support buffers with only one handle but do not error on
199 * multiple handle case. Reason is that we want to support YUV formats
200 * where we have many logical planes but they all point to the same
201 * buffer, like is the case with VK_FORMAT_G8_B8R8_2PLANE_420_UNORM.
203 const native_handle_t
*handle
=
204 AHardwareBuffer_getNativeHandle(buffer
);
205 int dma_buf
= (handle
&& handle
->numFds
) ? handle
->data
[0] : -1;
207 return VK_ERROR_INVALID_EXTERNAL_HANDLE_KHR
;
209 /* All memory types. */
210 uint32_t memory_types
= (1ull << pdevice
->memory
.type_count
) - 1;
212 pProperties
->allocationSize
= lseek(dma_buf
, 0, SEEK_END
);
213 pProperties
->memoryTypeBits
= memory_types
;
218 /* Construct ahw usage mask from image usage bits, see
219 * 'AHardwareBuffer Usage Equivalence' in Vulkan spec.
222 anv_ahw_usage_from_vk_usage(const VkImageCreateFlags vk_create
,
223 const VkImageUsageFlags vk_usage
)
225 uint64_t ahw_usage
= 0;
227 if (vk_usage
& VK_IMAGE_USAGE_SAMPLED_BIT
)
228 ahw_usage
|= AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE
;
230 if (vk_usage
& VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT
)
231 ahw_usage
|= AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE
;
233 if (vk_usage
& VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT
)
234 ahw_usage
|= AHARDWAREBUFFER_USAGE_GPU_COLOR_OUTPUT
;
236 if (vk_create
& VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT
)
237 ahw_usage
|= AHARDWAREBUFFER_USAGE_GPU_CUBE_MAP
;
239 if (vk_create
& VK_IMAGE_CREATE_PROTECTED_BIT
)
240 ahw_usage
|= AHARDWAREBUFFER_USAGE_PROTECTED_CONTENT
;
242 /* No usage bits set - set at least one GPU usage. */
244 ahw_usage
= AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE
;
250 anv_GetMemoryAndroidHardwareBufferANDROID(
252 const VkMemoryGetAndroidHardwareBufferInfoANDROID
*pInfo
,
253 struct AHardwareBuffer
**pBuffer
)
255 ANV_FROM_HANDLE(anv_device_memory
, mem
, pInfo
->memory
);
257 /* Some quotes from Vulkan spec:
259 * "If the device memory was created by importing an Android hardware
260 * buffer, vkGetMemoryAndroidHardwareBufferANDROID must return that same
261 * Android hardware buffer object."
263 * "VK_EXTERNAL_MEMORY_HANDLE_TYPE_ANDROID_HARDWARE_BUFFER_BIT_ANDROID must
264 * have been included in VkExportMemoryAllocateInfoKHR::handleTypes when
265 * memory was created."
269 /* Increase refcount. */
270 AHardwareBuffer_acquire(mem
->ahw
);
274 return VK_ERROR_OUT_OF_HOST_MEMORY
;
278 * Called from anv_AllocateMemory when import AHardwareBuffer.
281 anv_import_ahw_memory(VkDevice device_h
,
282 struct anv_device_memory
*mem
,
283 const VkImportAndroidHardwareBufferInfoANDROID
*info
)
285 ANV_FROM_HANDLE(anv_device
, device
, device_h
);
287 /* Import from AHardwareBuffer to anv_device_memory. */
288 const native_handle_t
*handle
=
289 AHardwareBuffer_getNativeHandle(info
->buffer
);
291 /* NOTE - We support buffers with only one handle but do not error on
292 * multiple handle case. Reason is that we want to support YUV formats
293 * where we have many logical planes but they all point to the same
294 * buffer, like is the case with VK_FORMAT_G8_B8R8_2PLANE_420_UNORM.
296 int dma_buf
= (handle
&& handle
->numFds
) ? handle
->data
[0] : -1;
298 return VK_ERROR_INVALID_EXTERNAL_HANDLE_KHR
;
300 uint64_t bo_flags
= ANV_BO_EXTERNAL
;
301 if (device
->instance
->physicalDevice
.supports_48bit_addresses
)
302 bo_flags
|= EXEC_OBJECT_SUPPORTS_48B_ADDRESS
;
303 if (device
->instance
->physicalDevice
.use_softpin
)
304 bo_flags
|= EXEC_OBJECT_PINNED
;
306 VkResult result
= anv_bo_cache_import(device
, &device
->bo_cache
,
307 dma_buf
, bo_flags
, &mem
->bo
);
310 /* "If the vkAllocateMemory command succeeds, the implementation must
311 * acquire a reference to the imported hardware buffer, which it must
312 * release when the device memory object is freed. If the command fails,
313 * the implementation must not retain a reference."
315 AHardwareBuffer_acquire(info
->buffer
);
316 mem
->ahw
= info
->buffer
;
322 anv_create_ahw_memory(VkDevice device_h
,
323 struct anv_device_memory
*mem
,
324 const VkMemoryAllocateInfo
*pAllocateInfo
)
326 ANV_FROM_HANDLE(anv_device
, dev
, device_h
);
328 const VkMemoryDedicatedAllocateInfo
*dedicated_info
=
329 vk_find_struct_const(pAllocateInfo
->pNext
,
330 MEMORY_DEDICATED_ALLOCATE_INFO
);
338 /* If caller passed dedicated information. */
339 if (dedicated_info
&& dedicated_info
->image
) {
340 ANV_FROM_HANDLE(anv_image
, image
, dedicated_info
->image
);
341 w
= image
->extent
.width
;
342 h
= image
->extent
.height
;
343 layers
= image
->array_size
;
344 format
= android_format_from_vk(image
->vk_format
);
345 usage
= anv_ahw_usage_from_vk_usage(image
->create_flags
, image
->usage
);
346 } else if (dedicated_info
&& dedicated_info
->buffer
) {
347 ANV_FROM_HANDLE(anv_buffer
, buffer
, dedicated_info
->buffer
);
349 format
= AHARDWAREBUFFER_FORMAT_BLOB
;
350 usage
= AHARDWAREBUFFER_USAGE_CPU_READ_OFTEN
|
351 AHARDWAREBUFFER_USAGE_CPU_WRITE_OFTEN
;
353 w
= pAllocateInfo
->allocationSize
;
354 format
= AHARDWAREBUFFER_FORMAT_BLOB
;
355 usage
= AHARDWAREBUFFER_USAGE_CPU_READ_OFTEN
|
356 AHARDWAREBUFFER_USAGE_CPU_WRITE_OFTEN
;
359 struct AHardwareBuffer
*ahw
= NULL
;
360 struct AHardwareBuffer_Desc desc
= {
368 if (AHardwareBuffer_allocate(&desc
, &ahw
) != 0)
369 return VK_ERROR_OUT_OF_HOST_MEMORY
;
377 anv_image_from_gralloc(VkDevice device_h
,
378 const VkImageCreateInfo
*base_info
,
379 const VkNativeBufferANDROID
*gralloc_info
,
380 const VkAllocationCallbacks
*alloc
,
381 VkImage
*out_image_h
)
384 ANV_FROM_HANDLE(anv_device
, device
, device_h
);
385 VkImage image_h
= VK_NULL_HANDLE
;
386 struct anv_image
*image
= NULL
;
387 struct anv_bo
*bo
= NULL
;
390 struct anv_image_create_info anv_info
= {
391 .vk_info
= base_info
,
392 .isl_extra_usage_flags
= ISL_SURF_USAGE_DISABLE_AUX_BIT
,
395 if (gralloc_info
->handle
->numFds
!= 1) {
396 return vk_errorf(device
->instance
, device
,
397 VK_ERROR_INVALID_EXTERNAL_HANDLE_KHR
,
398 "VkNativeBufferANDROID::handle::numFds is %d, "
399 "expected 1", gralloc_info
->handle
->numFds
);
402 /* Do not close the gralloc handle's dma_buf. The lifetime of the dma_buf
403 * must exceed that of the gralloc handle, and we do not own the gralloc
406 int dma_buf
= gralloc_info
->handle
->data
[0];
408 uint64_t bo_flags
= ANV_BO_EXTERNAL
;
409 if (device
->instance
->physicalDevice
.supports_48bit_addresses
)
410 bo_flags
|= EXEC_OBJECT_SUPPORTS_48B_ADDRESS
;
411 if (device
->instance
->physicalDevice
.use_softpin
)
412 bo_flags
|= EXEC_OBJECT_PINNED
;
414 result
= anv_bo_cache_import(device
, &device
->bo_cache
, dma_buf
, bo_flags
, &bo
);
415 if (result
!= VK_SUCCESS
) {
416 return vk_errorf(device
->instance
, device
, result
,
417 "failed to import dma-buf from VkNativeBufferANDROID");
420 int i915_tiling
= anv_gem_get_tiling(device
, bo
->gem_handle
);
421 switch (i915_tiling
) {
422 case I915_TILING_NONE
:
423 anv_info
.isl_tiling_flags
= ISL_TILING_LINEAR_BIT
;
426 anv_info
.isl_tiling_flags
= ISL_TILING_X_BIT
;
429 anv_info
.isl_tiling_flags
= ISL_TILING_Y0_BIT
;
432 result
= vk_errorf(device
->instance
, device
,
433 VK_ERROR_INVALID_EXTERNAL_HANDLE_KHR
,
434 "DRM_IOCTL_I915_GEM_GET_TILING failed for "
435 "VkNativeBufferANDROID");
438 result
= vk_errorf(device
->instance
, device
,
439 VK_ERROR_INVALID_EXTERNAL_HANDLE_KHR
,
440 "DRM_IOCTL_I915_GEM_GET_TILING returned unknown "
441 "tiling %d for VkNativeBufferANDROID", i915_tiling
);
445 enum isl_format format
= anv_get_isl_format(&device
->info
,
447 VK_IMAGE_ASPECT_COLOR_BIT
,
449 assert(format
!= ISL_FORMAT_UNSUPPORTED
);
451 anv_info
.stride
= gralloc_info
->stride
*
452 (isl_format_get_layout(format
)->bpb
/ 8);
454 result
= anv_image_create(device_h
, &anv_info
, alloc
, &image_h
);
455 image
= anv_image_from_handle(image_h
);
456 if (result
!= VK_SUCCESS
)
459 if (bo
->size
< image
->size
) {
460 result
= vk_errorf(device
->instance
, device
,
461 VK_ERROR_INVALID_EXTERNAL_HANDLE_KHR
,
462 "dma-buf from VkNativeBufferANDROID is too small for "
463 "VkImage: %"PRIu64
"B < %"PRIu64
"B",
464 bo
->size
, image
->size
);
468 assert(image
->n_planes
== 1);
469 assert(image
->planes
[0].address
.offset
== 0);
471 image
->planes
[0].address
.bo
= bo
;
472 image
->planes
[0].bo_is_owned
= true;
474 /* We need to set the WRITE flag on window system buffers so that GEM will
475 * know we're writing to them and synchronize uses on other rings (for
476 * example, if the display server uses the blitter ring).
478 * If this function fails and if the imported bo was resident in the cache,
479 * we should avoid updating the bo's flags. Therefore, we defer updating
480 * the flags until success is certain.
483 bo
->flags
&= ~EXEC_OBJECT_ASYNC
;
484 bo
->flags
|= EXEC_OBJECT_WRITE
;
486 /* Don't clobber the out-parameter until success is certain. */
487 *out_image_h
= image_h
;
492 anv_DestroyImage(device_h
, image_h
, alloc
);
495 anv_bo_cache_release(device
, &device
->bo_cache
, bo
);
500 VkResult
anv_GetSwapchainGrallocUsageANDROID(
503 VkImageUsageFlags imageUsage
,
506 ANV_FROM_HANDLE(anv_device
, device
, device_h
);
507 struct anv_physical_device
*phys_dev
= &device
->instance
->physicalDevice
;
508 VkPhysicalDevice phys_dev_h
= anv_physical_device_to_handle(phys_dev
);
512 intel_logd("%s: format=%d, usage=0x%x", __func__
, format
, imageUsage
);
514 /* WARNING: Android Nougat's libvulkan.so hardcodes the VkImageUsageFlags
515 * returned to applications via VkSurfaceCapabilitiesKHR::supportedUsageFlags.
516 * The relevant code in libvulkan/swapchain.cpp contains this fun comment:
518 * TODO(jessehall): I think these are right, but haven't thought hard
519 * about it. Do we need to query the driver for support of any of
522 * Any disagreement between this function and the hardcoded
523 * VkSurfaceCapabilitiesKHR:supportedUsageFlags causes tests
524 * dEQP-VK.wsi.android.swapchain.*.image_usage to fail.
527 const VkPhysicalDeviceImageFormatInfo2KHR image_format_info
= {
528 .sType
= VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2_KHR
,
530 .type
= VK_IMAGE_TYPE_2D
,
531 .tiling
= VK_IMAGE_TILING_OPTIMAL
,
535 VkImageFormatProperties2KHR image_format_props
= {
536 .sType
= VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2_KHR
,
539 /* Check that requested format and usage are supported. */
540 result
= anv_GetPhysicalDeviceImageFormatProperties2(phys_dev_h
,
541 &image_format_info
, &image_format_props
);
542 if (result
!= VK_SUCCESS
) {
543 return vk_errorf(device
->instance
, device
, result
,
544 "anv_GetPhysicalDeviceImageFormatProperties2 failed "
545 "inside %s", __func__
);
548 /* Reject STORAGE here to avoid complexity elsewhere. */
549 if (imageUsage
& VK_IMAGE_USAGE_STORAGE_BIT
) {
550 return vk_errorf(device
->instance
, device
, VK_ERROR_FORMAT_NOT_SUPPORTED
,
551 "VK_IMAGE_USAGE_STORAGE_BIT unsupported for gralloc "
555 if (unmask32(&imageUsage
, VK_IMAGE_USAGE_TRANSFER_DST_BIT
|
556 VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT
))
557 *grallocUsage
|= GRALLOC_USAGE_HW_RENDER
;
559 if (unmask32(&imageUsage
, VK_IMAGE_USAGE_TRANSFER_SRC_BIT
|
560 VK_IMAGE_USAGE_SAMPLED_BIT
|
561 VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT
))
562 *grallocUsage
|= GRALLOC_USAGE_HW_TEXTURE
;
564 /* All VkImageUsageFlags not explicitly checked here are unsupported for
565 * gralloc swapchains.
567 if (imageUsage
!= 0) {
568 return vk_errorf(device
->instance
, device
, VK_ERROR_FORMAT_NOT_SUPPORTED
,
569 "unsupported VkImageUsageFlags(0x%x) for gralloc "
570 "swapchain", imageUsage
);
573 /* The below formats support GRALLOC_USAGE_HW_FB (that is, display
574 * scanout). This short list of formats is univserally supported on Intel
575 * but is incomplete. The full set of supported formats is dependent on
576 * kernel and hardware.
578 * FINISHME: Advertise all display-supported formats.
581 case VK_FORMAT_B8G8R8A8_UNORM
:
582 case VK_FORMAT_B5G6R5_UNORM_PACK16
:
583 case VK_FORMAT_R8G8B8A8_UNORM
:
584 case VK_FORMAT_R8G8B8A8_SRGB
:
585 *grallocUsage
|= GRALLOC_USAGE_HW_FB
|
586 GRALLOC_USAGE_HW_COMPOSER
|
587 GRALLOC_USAGE_EXTERNAL_DISP
;
590 intel_logw("%s: unsupported format=%d", __func__
, format
);
593 if (*grallocUsage
== 0)
594 return VK_ERROR_FORMAT_NOT_SUPPORTED
;
600 anv_AcquireImageANDROID(
604 VkSemaphore semaphore_h
,
607 ANV_FROM_HANDLE(anv_device
, device
, device_h
);
608 VkResult result
= VK_SUCCESS
;
610 if (nativeFenceFd
!= -1) {
611 /* As a simple, firstpass implementation of VK_ANDROID_native_buffer, we
612 * block on the nativeFenceFd. This may introduce latency and is
613 * definitiely inefficient, yet it's correct.
615 * FINISHME(chadv): Import the nativeFenceFd into the VkSemaphore and
618 if (sync_wait(nativeFenceFd
, /*timeout*/ -1) < 0) {
619 result
= vk_errorf(device
->instance
, device
, VK_ERROR_DEVICE_LOST
,
620 "%s: failed to wait on nativeFenceFd=%d",
621 __func__
, nativeFenceFd
);
624 /* From VK_ANDROID_native_buffer's pseudo spec
625 * (https://source.android.com/devices/graphics/implement-vulkan):
627 * The driver takes ownership of the fence fd and is responsible for
628 * closing it [...] even if vkAcquireImageANDROID fails and returns
631 close(nativeFenceFd
);
633 if (result
!= VK_SUCCESS
)
637 if (semaphore_h
|| fence_h
) {
638 /* Thanks to implicit sync, the image is ready for GPU access. But we
639 * must still put the semaphore into the "submit" state; otherwise the
640 * client may get unexpected behavior if the client later uses it as
643 * Because we blocked above on the nativeFenceFd, the image is also
644 * ready for foreign-device access (including CPU access). But we must
645 * still signal the fence; otherwise the client may get unexpected
646 * behavior if the client later waits on it.
648 * For some values of anv_semaphore_type, we must submit the semaphore
649 * to execbuf in order to signal it. Likewise for anv_fence_type.
650 * Instead of open-coding here the signal operation for each
651 * anv_semaphore_type and anv_fence_type, we piggy-back on
654 const VkSubmitInfo submit
= {
655 .sType
= VK_STRUCTURE_TYPE_SUBMIT_INFO
,
656 .waitSemaphoreCount
= 0,
657 .commandBufferCount
= 0,
658 .signalSemaphoreCount
= (semaphore_h
? 1 : 0),
659 .pSignalSemaphores
= &semaphore_h
,
662 result
= anv_QueueSubmit(anv_queue_to_handle(&device
->queue
), 1,
664 if (result
!= VK_SUCCESS
) {
665 return vk_errorf(device
->instance
, device
, result
,
666 "anv_QueueSubmit failed inside %s", __func__
);
674 anv_QueueSignalReleaseImageANDROID(
676 uint32_t waitSemaphoreCount
,
677 const VkSemaphore
* pWaitSemaphores
,
683 if (waitSemaphoreCount
== 0)
686 result
= anv_QueueSubmit(queue
, 1,
688 .sType
= VK_STRUCTURE_TYPE_SUBMIT_INFO
,
689 .waitSemaphoreCount
= 1,
690 .pWaitSemaphores
= pWaitSemaphores
,
692 (VkFence
) VK_NULL_HANDLE
);
693 if (result
!= VK_SUCCESS
)
697 if (pNativeFenceFd
) {
698 /* We can rely implicit on sync because above we submitted all
699 * semaphores to the queue.
701 *pNativeFenceFd
= -1;