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1 /*
2  * Copyright © 2017, Google Inc.
3  *
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:
10  *
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
13  * Software.
14  *
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
21  * IN THE SOFTWARE.
22  */
23 
24 #include <hardware/gralloc.h>
25 
26 #if ANDROID_API_LEVEL >= 26
27 #include <hardware/gralloc1.h>
28 #endif
29 
30 #include <hardware/hardware.h>
31 #include <hardware/hwvulkan.h>
32 #include <vulkan/vk_android_native_buffer.h>
33 #include <vulkan/vk_icd.h>
34 #include <sync/sync.h>
35 
36 #include "anv_private.h"
37 #include "vk_android.h"
38 #include "vk_common_entrypoints.h"
39 #include "vk_util.h"
40 
41 static int anv_hal_open(const struct hw_module_t* mod, const char* id, struct hw_device_t** dev);
42 static int anv_hal_close(struct hw_device_t *dev);
43 
44 static_assert(HWVULKAN_DISPATCH_MAGIC == ICD_LOADER_MAGIC, "");
45 
46 PUBLIC struct hwvulkan_module_t HAL_MODULE_INFO_SYM = {
47    .common = {
48       .tag = HARDWARE_MODULE_TAG,
49       .module_api_version = HWVULKAN_MODULE_API_VERSION_0_1,
50       .hal_api_version = HARDWARE_MAKE_API_VERSION(1, 0),
51       .id = HWVULKAN_HARDWARE_MODULE_ID,
52       .name = "Intel Vulkan HAL",
53       .author = "Intel",
54       .methods = &(hw_module_methods_t) {
55          .open = anv_hal_open,
56       },
57    },
58 };
59 
60 /* If any bits in test_mask are set, then unset them and return true. */
61 static inline bool
unmask32(uint32_t * inout_mask,uint32_t test_mask)62 unmask32(uint32_t *inout_mask, uint32_t test_mask)
63 {
64    uint32_t orig_mask = *inout_mask;
65    *inout_mask &= ~test_mask;
66    return *inout_mask != orig_mask;
67 }
68 
69 static int
anv_hal_open(const struct hw_module_t * mod,const char * id,struct hw_device_t ** dev)70 anv_hal_open(const struct hw_module_t* mod, const char* id,
71              struct hw_device_t** dev)
72 {
73    assert(mod == &HAL_MODULE_INFO_SYM.common);
74    assert(strcmp(id, HWVULKAN_DEVICE_0) == 0);
75 
76    hwvulkan_device_t *hal_dev = malloc(sizeof(*hal_dev));
77    if (!hal_dev)
78       return -1;
79 
80    *hal_dev = (hwvulkan_device_t) {
81       .common = {
82          .tag = HARDWARE_DEVICE_TAG,
83          .version = HWVULKAN_DEVICE_API_VERSION_0_1,
84          .module = &HAL_MODULE_INFO_SYM.common,
85          .close = anv_hal_close,
86       },
87      .EnumerateInstanceExtensionProperties = anv_EnumerateInstanceExtensionProperties,
88      .CreateInstance = anv_CreateInstance,
89      .GetInstanceProcAddr = anv_GetInstanceProcAddr,
90    };
91 
92    *dev = &hal_dev->common;
93    return 0;
94 }
95 
96 static int
anv_hal_close(struct hw_device_t * dev)97 anv_hal_close(struct hw_device_t *dev)
98 {
99    /* hwvulkan.h claims that hw_device_t::close() is never called. */
100    return -1;
101 }
102 
103 #if ANDROID_API_LEVEL >= 26
104 #include <vndk/hardware_buffer.h>
105 /* See i915_private_android_types.h in minigbm. */
106 #define HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL 0x100
107 
108 enum {
109    /* Usage bit equal to GRALLOC_USAGE_HW_CAMERA_MASK */
110    BUFFER_USAGE_CAMERA_MASK = 0x00060000U,
111 };
112 
113 inline VkFormat
vk_format_from_android(unsigned android_format,unsigned android_usage)114 vk_format_from_android(unsigned android_format, unsigned android_usage)
115 {
116    switch (android_format) {
117    case AHARDWAREBUFFER_FORMAT_R8G8B8X8_UNORM:
118       return VK_FORMAT_R8G8B8_UNORM;
119    case AHARDWAREBUFFER_FORMAT_Y8Cb8Cr8_420:
120    case HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL:
121       return VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
122    case AHARDWAREBUFFER_FORMAT_YV12:
123       return VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM;
124    case AHARDWAREBUFFER_FORMAT_IMPLEMENTATION_DEFINED:
125       if (android_usage & BUFFER_USAGE_CAMERA_MASK)
126          return VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
127       else
128          return VK_FORMAT_R8G8B8_UNORM;
129    default:
130       return vk_ahb_format_to_image_format(android_format);
131    }
132 }
133 
134 unsigned
anv_ahb_format_for_vk_format(VkFormat vk_format)135 anv_ahb_format_for_vk_format(VkFormat vk_format)
136 {
137    switch (vk_format) {
138    case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
139 #ifdef HAVE_CROS_GRALLOC
140       return AHARDWAREBUFFER_FORMAT_Y8Cb8Cr8_420;
141 #else
142       return HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL;
143 #endif
144    default:
145       return vk_image_format_to_ahb_format(vk_format);
146    }
147 }
148 
149 static VkResult
get_ahw_buffer_format_properties2(VkDevice device_h,const struct AHardwareBuffer * buffer,VkAndroidHardwareBufferFormatProperties2ANDROID * pProperties)150 get_ahw_buffer_format_properties2(
151    VkDevice device_h,
152    const struct AHardwareBuffer *buffer,
153    VkAndroidHardwareBufferFormatProperties2ANDROID *pProperties)
154 {
155    ANV_FROM_HANDLE(anv_device, device, device_h);
156 
157    /* Get a description of buffer contents . */
158    AHardwareBuffer_Desc desc;
159    AHardwareBuffer_describe(buffer, &desc);
160 
161    /* Verify description. */
162    uint64_t gpu_usage =
163       AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE |
164       AHARDWAREBUFFER_USAGE_GPU_COLOR_OUTPUT |
165       AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER;
166 
167    /* "Buffer must be a valid Android hardware buffer object with at least
168     * one of the AHARDWAREBUFFER_USAGE_GPU_* usage flags."
169     */
170    if (!(desc.usage & (gpu_usage)))
171       return VK_ERROR_INVALID_EXTERNAL_HANDLE;
172 
173    /* Fill properties fields based on description. */
174    VkAndroidHardwareBufferFormatProperties2ANDROID *p = pProperties;
175 
176    p->format = vk_format_from_android(desc.format, desc.usage);
177    p->externalFormat = p->format;
178 
179    const struct anv_format *anv_format = anv_get_format(p->format);
180 
181    /* Default to OPTIMAL tiling but set to linear in case
182     * of AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER usage.
183     */
184    VkImageTiling tiling = VK_IMAGE_TILING_OPTIMAL;
185 
186    if (desc.usage & AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER)
187       tiling = VK_IMAGE_TILING_LINEAR;
188 
189    p->formatFeatures =
190       anv_get_image_format_features2(device->physical, p->format, anv_format,
191                                      tiling, NULL);
192 
193    /* "Images can be created with an external format even if the Android hardware
194     *  buffer has a format which has an equivalent Vulkan format to enable
195     *  consistent handling of images from sources that might use either category
196     *  of format. However, all images created with an external format are subject
197     *  to the valid usage requirements associated with external formats, even if
198     *  the Android hardware buffer’s format has a Vulkan equivalent."
199     *
200     * "The formatFeatures member *must* include
201     *  VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT and at least one of
202     *  VK_FORMAT_FEATURE_MIDPOINT_CHROMA_SAMPLES_BIT or
203     *  VK_FORMAT_FEATURE_COSITED_CHROMA_SAMPLES_BIT"
204     */
205    p->formatFeatures |=
206       VK_FORMAT_FEATURE_2_MIDPOINT_CHROMA_SAMPLES_BIT;
207 
208    /* "Implementations may not always be able to determine the color model,
209     *  numerical range, or chroma offsets of the image contents, so the values
210     *  in VkAndroidHardwareBufferFormatPropertiesANDROID are only suggestions.
211     *  Applications should treat these values as sensible defaults to use in
212     *  the absence of more reliable information obtained through some other
213     *  means."
214     */
215    p->samplerYcbcrConversionComponents.r = VK_COMPONENT_SWIZZLE_IDENTITY;
216    p->samplerYcbcrConversionComponents.g = VK_COMPONENT_SWIZZLE_IDENTITY;
217    p->samplerYcbcrConversionComponents.b = VK_COMPONENT_SWIZZLE_IDENTITY;
218    p->samplerYcbcrConversionComponents.a = VK_COMPONENT_SWIZZLE_IDENTITY;
219 
220    p->suggestedYcbcrModel = VK_SAMPLER_YCBCR_MODEL_CONVERSION_YCBCR_601;
221    p->suggestedYcbcrRange = VK_SAMPLER_YCBCR_RANGE_ITU_FULL;
222 
223    p->suggestedXChromaOffset = VK_CHROMA_LOCATION_MIDPOINT;
224    p->suggestedYChromaOffset = VK_CHROMA_LOCATION_MIDPOINT;
225 
226    return VK_SUCCESS;
227 }
228 
229 VkResult
anv_GetAndroidHardwareBufferPropertiesANDROID(VkDevice device_h,const struct AHardwareBuffer * buffer,VkAndroidHardwareBufferPropertiesANDROID * pProperties)230 anv_GetAndroidHardwareBufferPropertiesANDROID(
231    VkDevice device_h,
232    const struct AHardwareBuffer *buffer,
233    VkAndroidHardwareBufferPropertiesANDROID *pProperties)
234 {
235    ANV_FROM_HANDLE(anv_device, dev, device_h);
236 
237    VkAndroidHardwareBufferFormatPropertiesANDROID *format_prop =
238       vk_find_struct(pProperties->pNext,
239                      ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_ANDROID);
240    /* Fill format properties of an Android hardware buffer. */
241    if (format_prop) {
242       VkAndroidHardwareBufferFormatProperties2ANDROID format_prop2 = {
243          .sType = VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_2_ANDROID,
244       };
245       get_ahw_buffer_format_properties2(device_h, buffer, &format_prop2);
246 
247       format_prop->format                 = format_prop2.format;
248       format_prop->externalFormat         = format_prop2.externalFormat;
249       format_prop->formatFeatures         =
250          vk_format_features2_to_features(format_prop2.formatFeatures);
251       format_prop->samplerYcbcrConversionComponents =
252          format_prop2.samplerYcbcrConversionComponents;
253       format_prop->suggestedYcbcrModel    = format_prop2.suggestedYcbcrModel;
254       format_prop->suggestedYcbcrRange    = format_prop2.suggestedYcbcrRange;
255       format_prop->suggestedXChromaOffset = format_prop2.suggestedXChromaOffset;
256       format_prop->suggestedYChromaOffset = format_prop2.suggestedYChromaOffset;
257    }
258 
259    VkAndroidHardwareBufferFormatProperties2ANDROID *format_prop2 =
260       vk_find_struct(pProperties->pNext,
261                      ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_2_ANDROID);
262    if (format_prop2)
263       get_ahw_buffer_format_properties2(device_h, buffer, format_prop2);
264 
265    /* NOTE - We support buffers with only one handle but do not error on
266     * multiple handle case. Reason is that we want to support YUV formats
267     * where we have many logical planes but they all point to the same
268     * buffer, like is the case with VK_FORMAT_G8_B8R8_2PLANE_420_UNORM.
269     */
270    const native_handle_t *handle =
271       AHardwareBuffer_getNativeHandle(buffer);
272    int dma_buf = (handle && handle->numFds) ? handle->data[0] : -1;
273    if (dma_buf < 0)
274       return VK_ERROR_INVALID_EXTERNAL_HANDLE;
275 
276    /* All memory types. */
277    uint32_t memory_types = (1ull << dev->physical->memory.type_count) - 1;
278 
279    pProperties->allocationSize = lseek(dma_buf, 0, SEEK_END);
280    pProperties->memoryTypeBits = memory_types;
281 
282    return VK_SUCCESS;
283 }
284 
285 #endif
286 
287 /*
288  * Called from anv_AllocateMemory when import AHardwareBuffer.
289  */
290 VkResult
anv_import_ahw_memory(VkDevice device_h,struct anv_device_memory * mem)291 anv_import_ahw_memory(VkDevice device_h,
292                       struct anv_device_memory *mem)
293 {
294 #if ANDROID_API_LEVEL >= 26
295    ANV_FROM_HANDLE(anv_device, device, device_h);
296 
297    /* Import from AHardwareBuffer to anv_device_memory. */
298    const native_handle_t *handle =
299       AHardwareBuffer_getNativeHandle(mem->vk.ahardware_buffer);
300 
301    /* NOTE - We support buffers with only one handle but do not error on
302     * multiple handle case. Reason is that we want to support YUV formats
303     * where we have many logical planes but they all point to the same
304     * buffer, like is the case with VK_FORMAT_G8_B8R8_2PLANE_420_UNORM.
305     */
306    int dma_buf = (handle && handle->numFds) ? handle->data[0] : -1;
307    if (dma_buf < 0)
308       return VK_ERROR_INVALID_EXTERNAL_HANDLE;
309 
310    VkResult result = anv_device_import_bo(device, dma_buf, 0,
311                                           0 /* client_address */,
312                                           &mem->bo);
313    assert(result == VK_SUCCESS);
314 
315    return VK_SUCCESS;
316 #else
317    return VK_ERROR_EXTENSION_NOT_PRESENT;
318 #endif
319 }
320 
321 VkResult
anv_image_init_from_gralloc(struct anv_device * device,struct anv_image * image,const VkImageCreateInfo * base_info,const VkNativeBufferANDROID * gralloc_info)322 anv_image_init_from_gralloc(struct anv_device *device,
323                             struct anv_image *image,
324                             const VkImageCreateInfo *base_info,
325                             const VkNativeBufferANDROID *gralloc_info)
326 {
327    struct anv_bo *bo = NULL;
328    VkResult result;
329 
330    struct anv_image_create_info anv_info = {
331       .vk_info = base_info,
332       .isl_extra_usage_flags = ISL_SURF_USAGE_DISABLE_AUX_BIT,
333    };
334 
335    /* Do not close the gralloc handle's dma_buf. The lifetime of the dma_buf
336     * must exceed that of the gralloc handle, and we do not own the gralloc
337     * handle.
338     */
339    int dma_buf = gralloc_info->handle->data[0];
340 
341    /* We need to set the WRITE flag on window system buffers so that GEM will
342     * know we're writing to them and synchronize uses on other rings (for
343     * example, if the display server uses the blitter ring).
344     *
345     * If this function fails and if the imported bo was resident in the cache,
346     * we should avoid updating the bo's flags. Therefore, we defer updating
347     * the flags until success is certain.
348     *
349     */
350    result = anv_device_import_bo(device, dma_buf,
351                                  ANV_BO_ALLOC_EXTERNAL |
352                                  ANV_BO_ALLOC_IMPLICIT_SYNC |
353                                  ANV_BO_ALLOC_IMPLICIT_WRITE,
354                                  0 /* client_address */,
355                                  &bo);
356    if (result != VK_SUCCESS) {
357       return vk_errorf(device, result,
358                        "failed to import dma-buf from VkNativeBufferANDROID");
359    }
360 
361    enum isl_tiling tiling;
362    result = anv_device_get_bo_tiling(device, bo, &tiling);
363    if (result != VK_SUCCESS) {
364       return vk_errorf(device, result,
365                        "failed to get tiling from VkNativeBufferANDROID");
366    }
367    anv_info.isl_tiling_flags = 1u << tiling;
368 
369    anv_info.stride = gralloc_info->stride;
370 
371    result = anv_image_init(device, image, &anv_info);
372    if (result != VK_SUCCESS)
373       goto fail_init;
374 
375    VkMemoryRequirements2 mem_reqs = {
376       .sType = VK_STRUCTURE_TYPE_MEMORY_REQUIREMENTS_2,
377    };
378 
379    anv_image_get_memory_requirements(device, image, image->vk.aspects,
380                                      &mem_reqs);
381 
382    VkDeviceSize aligned_image_size =
383       align64(mem_reqs.memoryRequirements.size,
384               mem_reqs.memoryRequirements.alignment);
385 
386    if (bo->size < aligned_image_size) {
387       result = vk_errorf(device, VK_ERROR_INVALID_EXTERNAL_HANDLE,
388                          "dma-buf from VkNativeBufferANDROID is too small for "
389                          "VkImage: %"PRIu64"B < %"PRIu64"B",
390                          bo->size, aligned_image_size);
391       goto fail_size;
392    }
393 
394    assert(!image->disjoint);
395    assert(image->n_planes == 1);
396    assert(image->planes[0].primary_surface.memory_range.binding ==
397           ANV_IMAGE_MEMORY_BINDING_MAIN);
398    assert(image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.bo == NULL);
399    assert(image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.offset == 0);
400    image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.bo = bo;
401    image->from_gralloc = true;
402 
403    return VK_SUCCESS;
404 
405  fail_size:
406    anv_image_finish(image);
407  fail_init:
408    anv_device_release_bo(device, bo);
409 
410    return result;
411 }
412 
413 VkResult
anv_image_bind_from_gralloc(struct anv_device * device,struct anv_image * image,const VkNativeBufferANDROID * gralloc_info)414 anv_image_bind_from_gralloc(struct anv_device *device,
415                             struct anv_image *image,
416                             const VkNativeBufferANDROID *gralloc_info)
417 {
418    /* Do not close the gralloc handle's dma_buf. The lifetime of the dma_buf
419     * must exceed that of the gralloc handle, and we do not own the gralloc
420     * handle.
421     */
422    int dma_buf = gralloc_info->handle->data[0];
423 
424    /* We need to set the WRITE flag on window system buffers so that GEM will
425     * know we're writing to them and synchronize uses on other rings (for
426     * example, if the display server uses the blitter ring).
427     *
428     * If this function fails and if the imported bo was resident in the cache,
429     * we should avoid updating the bo's flags. Therefore, we defer updating
430     * the flags until success is certain.
431     *
432     */
433    struct anv_bo *bo = NULL;
434    VkResult result = anv_device_import_bo(device, dma_buf,
435                                           ANV_BO_ALLOC_EXTERNAL |
436                                           ANV_BO_ALLOC_IMPLICIT_SYNC |
437                                           ANV_BO_ALLOC_IMPLICIT_WRITE,
438                                           0 /* client_address */,
439                                           &bo);
440    if (result != VK_SUCCESS) {
441       return vk_errorf(device, result,
442                        "failed to import dma-buf from VkNativeBufferANDROID");
443    }
444 
445    uint64_t img_size = image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].memory_range.size;
446    if (img_size < bo->size) {
447       result = vk_errorf(device, VK_ERROR_INVALID_EXTERNAL_HANDLE,
448                          "dma-buf from VkNativeBufferANDROID is too small for "
449                          "VkImage: %"PRIu64"B < %"PRIu64"B",
450                          bo->size, img_size);
451       anv_device_release_bo(device, bo);
452       return result;
453    }
454 
455    assert(!image->disjoint);
456    assert(image->n_planes == 1);
457    assert(image->planes[0].primary_surface.memory_range.binding ==
458           ANV_IMAGE_MEMORY_BINDING_MAIN);
459    assert(image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.bo == NULL);
460    assert(image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.offset == 0);
461    image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.bo = bo;
462    image->from_gralloc = true;
463 
464    return VK_SUCCESS;
465 }
466 
467 static VkResult
format_supported_with_usage(VkDevice device_h,VkFormat format,VkImageUsageFlags imageUsage)468 format_supported_with_usage(VkDevice device_h, VkFormat format,
469                             VkImageUsageFlags imageUsage)
470 {
471    ANV_FROM_HANDLE(anv_device, device, device_h);
472    VkPhysicalDevice phys_dev_h = anv_physical_device_to_handle(device->physical);
473    VkResult result;
474 
475    const VkPhysicalDeviceImageFormatInfo2 image_format_info = {
476       .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2,
477       .format = format,
478       .type = VK_IMAGE_TYPE_2D,
479       .tiling = VK_IMAGE_TILING_OPTIMAL,
480       .usage = imageUsage,
481    };
482 
483    VkImageFormatProperties2 image_format_props = {
484       .sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2,
485    };
486 
487    /* Check that requested format and usage are supported. */
488    result = anv_GetPhysicalDeviceImageFormatProperties2(phys_dev_h,
489                &image_format_info, &image_format_props);
490    if (result != VK_SUCCESS) {
491       return vk_errorf(device, result,
492                        "anv_GetPhysicalDeviceImageFormatProperties2 failed "
493                        "inside %s", __func__);
494    }
495    return VK_SUCCESS;
496 }
497 
498 
499 static VkResult
setup_gralloc0_usage(struct anv_device * device,VkFormat format,VkImageUsageFlags imageUsage,int * grallocUsage)500 setup_gralloc0_usage(struct anv_device *device, VkFormat format,
501                      VkImageUsageFlags imageUsage, int *grallocUsage)
502 {
503    /* WARNING: Android's libvulkan.so hardcodes the VkImageUsageFlags
504     * returned to applications via VkSurfaceCapabilitiesKHR::supportedUsageFlags.
505     * The relevant code in libvulkan/swapchain.cpp contains this fun comment:
506     *
507     *     TODO(jessehall): I think these are right, but haven't thought hard
508     *     about it. Do we need to query the driver for support of any of
509     *     these?
510     *
511     * Any disagreement between this function and the hardcoded
512     * VkSurfaceCapabilitiesKHR:supportedUsageFlags causes tests
513     * dEQP-VK.wsi.android.swapchain.*.image_usage to fail.
514     */
515 
516    if (unmask32(&imageUsage, VK_IMAGE_USAGE_TRANSFER_DST_BIT |
517                              VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT))
518       *grallocUsage |= GRALLOC_USAGE_HW_RENDER;
519 
520    if (unmask32(&imageUsage, VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
521                              VK_IMAGE_USAGE_SAMPLED_BIT |
522                              VK_IMAGE_USAGE_STORAGE_BIT |
523                              VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT))
524       *grallocUsage |= GRALLOC_USAGE_HW_TEXTURE;
525 
526    /* All VkImageUsageFlags not explicitly checked here are unsupported for
527     * gralloc swapchains.
528     */
529    if (imageUsage != 0) {
530       return vk_errorf(device, VK_ERROR_FORMAT_NOT_SUPPORTED,
531                        "unsupported VkImageUsageFlags(0x%x) for gralloc "
532                        "swapchain", imageUsage);
533    }
534 
535    /* The below formats support GRALLOC_USAGE_HW_FB (that is, display
536     * scanout). This short list of formats is univserally supported on Intel
537     * but is incomplete.  The full set of supported formats is dependent on
538     * kernel and hardware.
539     *
540     * FINISHME: Advertise all display-supported formats.
541     */
542    switch (format) {
543       case VK_FORMAT_B8G8R8A8_UNORM:
544       case VK_FORMAT_R5G6B5_UNORM_PACK16:
545       case VK_FORMAT_R8G8B8A8_UNORM:
546       case VK_FORMAT_R8G8B8A8_SRGB:
547          *grallocUsage |= GRALLOC_USAGE_HW_FB |
548                           GRALLOC_USAGE_HW_COMPOSER |
549                           GRALLOC_USAGE_EXTERNAL_DISP;
550          break;
551       default:
552          mesa_logw("%s: unsupported format=%d", __func__, format);
553    }
554 
555    if (*grallocUsage == 0)
556       return VK_ERROR_FORMAT_NOT_SUPPORTED;
557 
558    return VK_SUCCESS;
559 }
560 
561 #if ANDROID_API_LEVEL >= 26
anv_GetSwapchainGrallocUsage2ANDROID(VkDevice device_h,VkFormat format,VkImageUsageFlags imageUsage,VkSwapchainImageUsageFlagsANDROID swapchainImageUsage,uint64_t * grallocConsumerUsage,uint64_t * grallocProducerUsage)562 VkResult anv_GetSwapchainGrallocUsage2ANDROID(
563     VkDevice            device_h,
564     VkFormat            format,
565     VkImageUsageFlags   imageUsage,
566     VkSwapchainImageUsageFlagsANDROID swapchainImageUsage,
567     uint64_t*           grallocConsumerUsage,
568     uint64_t*           grallocProducerUsage)
569 {
570    ANV_FROM_HANDLE(anv_device, device, device_h);
571    VkResult result;
572 
573    *grallocConsumerUsage = 0;
574    *grallocProducerUsage = 0;
575    mesa_logd("%s: format=%d, usage=0x%x, swapchainUsage=0x%x", __func__, format,
576              imageUsage, swapchainImageUsage);
577 
578    result = format_supported_with_usage(device_h, format, imageUsage);
579    if (result != VK_SUCCESS)
580       return result;
581 
582    int32_t grallocUsage = 0;
583    result = setup_gralloc0_usage(device, format, imageUsage, &grallocUsage);
584    if (result != VK_SUCCESS)
585       return result;
586 
587    /* Setup gralloc1 usage flags from gralloc0 flags. */
588 
589    if (grallocUsage & GRALLOC_USAGE_HW_RENDER) {
590       *grallocProducerUsage |= GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET;
591       *grallocConsumerUsage |= GRALLOC1_CONSUMER_USAGE_CLIENT_TARGET;
592    }
593 
594    if (grallocUsage & GRALLOC_USAGE_HW_TEXTURE) {
595       *grallocConsumerUsage |= GRALLOC1_CONSUMER_USAGE_GPU_TEXTURE;
596    }
597 
598    if (grallocUsage & (GRALLOC_USAGE_HW_FB |
599                        GRALLOC_USAGE_HW_COMPOSER |
600                        GRALLOC_USAGE_EXTERNAL_DISP)) {
601       *grallocProducerUsage |= GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET;
602       *grallocConsumerUsage |= GRALLOC1_CONSUMER_USAGE_HWCOMPOSER;
603    }
604 
605    if ((swapchainImageUsage & VK_SWAPCHAIN_IMAGE_USAGE_SHARED_BIT_ANDROID) &&
606        device->u_gralloc != NULL) {
607       uint64_t front_rendering_usage = 0;
608       u_gralloc_get_front_rendering_usage(device->u_gralloc, &front_rendering_usage);
609       *grallocProducerUsage |= front_rendering_usage;
610    }
611 
612    return VK_SUCCESS;
613 }
614 #endif
615 
anv_GetSwapchainGrallocUsageANDROID(VkDevice device_h,VkFormat format,VkImageUsageFlags imageUsage,int * grallocUsage)616 VkResult anv_GetSwapchainGrallocUsageANDROID(
617     VkDevice            device_h,
618     VkFormat            format,
619     VkImageUsageFlags   imageUsage,
620     int*                grallocUsage)
621 {
622    ANV_FROM_HANDLE(anv_device, device, device_h);
623    VkResult result;
624 
625    *grallocUsage = 0;
626    mesa_logd("%s: format=%d, usage=0x%x", __func__, format, imageUsage);
627 
628    result = format_supported_with_usage(device_h, format, imageUsage);
629    if (result != VK_SUCCESS)
630       return result;
631 
632    return setup_gralloc0_usage(device, format, imageUsage, grallocUsage);
633 }
634