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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
21  * DEALINGS IN THE SOFTWARE.
22  */
23 
24 #include "tu_private.h"
25 
26 #include <hardware/gralloc.h>
27 
28 #if ANDROID_API_LEVEL >= 26
29 #include <hardware/gralloc1.h>
30 #endif
31 
32 #include <hardware/hardware.h>
33 #include <hardware/hwvulkan.h>
34 
35 #include <vulkan/vk_android_native_buffer.h>
36 #include <vulkan/vk_icd.h>
37 
38 #include "drm-uapi/drm_fourcc.h"
39 
40 #include "util/libsync.h"
41 #include "util/os_file.h"
42 
43 static int
44 tu_hal_open(const struct hw_module_t *mod,
45             const char *id,
46             struct hw_device_t **dev);
47 static int
48 tu_hal_close(struct hw_device_t *dev);
49 
50 static void UNUSED
static_asserts(void)51 static_asserts(void)
52 {
53    STATIC_ASSERT(HWVULKAN_DISPATCH_MAGIC == ICD_LOADER_MAGIC);
54 }
55 
56 PUBLIC struct hwvulkan_module_t HAL_MODULE_INFO_SYM = {
57    .common =
58      {
59        .tag = HARDWARE_MODULE_TAG,
60        .module_api_version = HWVULKAN_MODULE_API_VERSION_0_1,
61        .hal_api_version = HARDWARE_MAKE_API_VERSION(1, 0),
62        .id = HWVULKAN_HARDWARE_MODULE_ID,
63        .name = "AMD Vulkan HAL",
64        .author = "Google",
65        .methods =
66          &(hw_module_methods_t){
67            .open = tu_hal_open,
68          },
69      },
70 };
71 
72 /* If any bits in test_mask are set, then unset them and return true. */
73 static inline bool
unmask32(uint32_t * inout_mask,uint32_t test_mask)74 unmask32(uint32_t *inout_mask, uint32_t test_mask)
75 {
76    uint32_t orig_mask = *inout_mask;
77    *inout_mask &= ~test_mask;
78    return *inout_mask != orig_mask;
79 }
80 
81 static int
tu_hal_open(const struct hw_module_t * mod,const char * id,struct hw_device_t ** dev)82 tu_hal_open(const struct hw_module_t *mod,
83             const char *id,
84             struct hw_device_t **dev)
85 {
86    assert(mod == &HAL_MODULE_INFO_SYM.common);
87    assert(strcmp(id, HWVULKAN_DEVICE_0) == 0);
88 
89    hwvulkan_device_t *hal_dev = malloc(sizeof(*hal_dev));
90    if (!hal_dev)
91       return -1;
92 
93    *hal_dev = (hwvulkan_device_t){
94       .common =
95         {
96           .tag = HARDWARE_DEVICE_TAG,
97           .version = HWVULKAN_DEVICE_API_VERSION_0_1,
98           .module = &HAL_MODULE_INFO_SYM.common,
99           .close = tu_hal_close,
100         },
101       .EnumerateInstanceExtensionProperties =
102         tu_EnumerateInstanceExtensionProperties,
103       .CreateInstance = tu_CreateInstance,
104       .GetInstanceProcAddr = tu_GetInstanceProcAddr,
105    };
106 
107    *dev = &hal_dev->common;
108    return 0;
109 }
110 
111 static int
tu_hal_close(struct hw_device_t * dev)112 tu_hal_close(struct hw_device_t *dev)
113 {
114    /* hwvulkan.h claims that hw_device_t::close() is never called. */
115    return -1;
116 }
117 
118 /* get dma-buf and modifier from gralloc info */
119 VkResult
tu_gralloc_info(struct tu_device * device,const VkNativeBufferANDROID * gralloc_info,int * dma_buf,uint64_t * modifier)120 tu_gralloc_info(struct tu_device *device,
121                 const VkNativeBufferANDROID *gralloc_info,
122                 int *dma_buf,
123                 uint64_t *modifier)
124 
125 {
126    const uint32_t *handle_fds = (uint32_t *)gralloc_info->handle->data;
127    const uint32_t *handle_data = &handle_fds[gralloc_info->handle->numFds];
128    bool ubwc = false;
129 
130    if (gralloc_info->handle->numFds == 1) {
131       /* gbm_gralloc.  TODO: modifiers support */
132       *dma_buf = handle_fds[0];
133    } else if (gralloc_info->handle->numFds == 2) {
134       /* Qualcomm gralloc, find it at:
135        *
136        * https://android.googlesource.com/platform/hardware/qcom/display/.
137        *
138        * The gralloc_info->handle is a pointer to a struct private_handle_t
139        * from your platform's gralloc.  On msm8996 (a5xx) and newer grallocs
140        * that's libgralloc1/gr_priv_handle.h, while previously it was
141        * libgralloc/gralloc_priv.h.
142        */
143 
144       if (gralloc_info->handle->numInts < 2) {
145          return vk_errorf(device->instance, VK_ERROR_INVALID_EXTERNAL_HANDLE,
146                           "VkNativeBufferANDROID::handle::numInts is %d, "
147                           "expected at least 2 for qcom gralloc",
148                           gralloc_info->handle->numFds);
149       }
150 
151       uint32_t gmsm = ('g' << 24) | ('m' << 16) | ('s' << 8) | 'm';
152       if (handle_data[0] != gmsm) {
153          return vk_errorf(device->instance, VK_ERROR_INVALID_EXTERNAL_HANDLE,
154                           "private_handle_t::magic is %x, expected %x",
155                           handle_data[0], gmsm);
156       }
157 
158       /* This UBWC flag was introduced in a5xx. */
159       ubwc = handle_data[1] & 0x08000000;
160 
161       /* QCOM gralloc has two fds passed in: the actual GPU buffer, and a buffer
162        * of CPU-side metadata.  I haven't found any need for the metadata buffer
163        * yet.  See qdMetaData.h for what's in the metadata fd.
164        */
165       *dma_buf = handle_fds[0];
166    } else {
167       return vk_errorf(device->instance, VK_ERROR_INVALID_EXTERNAL_HANDLE,
168                        "VkNativeBufferANDROID::handle::numFds is %d, "
169                        "expected 1 (gbm_gralloc) or 2 (qcom gralloc)",
170                        gralloc_info->handle->numFds);
171    }
172 
173    *modifier = ubwc ? DRM_FORMAT_MOD_QCOM_COMPRESSED : DRM_FORMAT_MOD_LINEAR;
174    return VK_SUCCESS;
175 
176 
177 }
178 
179 /**
180  * Creates the VkImage using the gralloc handle in *gralloc_info.
181  *
182  * We support two different grallocs here, gbm_gralloc, and the qcom gralloc
183  * used on Android phones.
184  */
185 VkResult
tu_import_memory_from_gralloc_handle(VkDevice device_h,int dma_buf,const VkAllocationCallbacks * alloc,VkImage image_h)186 tu_import_memory_from_gralloc_handle(VkDevice device_h,
187                                      int dma_buf,
188                                      const VkAllocationCallbacks *alloc,
189                                      VkImage image_h)
190 
191 {
192    struct tu_image *image = NULL;
193    VkResult result;
194 
195    image = tu_image_from_handle(image_h);
196 
197    VkDeviceMemory memory_h;
198 
199    const VkMemoryDedicatedAllocateInfo ded_alloc = {
200       .sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_ALLOCATE_INFO,
201       .pNext = NULL,
202       .buffer = VK_NULL_HANDLE,
203       .image = image_h
204    };
205 
206    const VkImportMemoryFdInfoKHR import_info = {
207       .sType = VK_STRUCTURE_TYPE_IMPORT_MEMORY_FD_INFO_KHR,
208       .pNext = &ded_alloc,
209       .handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT,
210       .fd = os_dupfd_cloexec(dma_buf),
211    };
212 
213    result =
214       tu_AllocateMemory(device_h,
215                         &(VkMemoryAllocateInfo) {
216                            .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
217                            .pNext = &import_info,
218                            .allocationSize = image->total_size,
219                            .memoryTypeIndex = 0,
220                         },
221                         alloc, &memory_h);
222    if (result != VK_SUCCESS)
223       goto fail_create_image;
224 
225    tu_BindImageMemory(device_h, image_h, memory_h, 0);
226 
227    image->owned_memory = memory_h;
228 
229    return VK_SUCCESS;
230 
231 fail_create_image:
232    tu_DestroyImage(device_h, image_h, alloc);
233 
234    return result;
235 }
236 
237 static VkResult
format_supported_with_usage(VkDevice device_h,VkFormat format,VkImageUsageFlags imageUsage)238 format_supported_with_usage(VkDevice device_h, VkFormat format,
239                             VkImageUsageFlags imageUsage)
240 {
241    TU_FROM_HANDLE(tu_device, device, device_h);
242    struct tu_physical_device *phys_dev = device->physical_device;
243    VkPhysicalDevice phys_dev_h = tu_physical_device_to_handle(phys_dev);
244    VkResult result;
245 
246    /* WARNING: Android Nougat's libvulkan.so hardcodes the VkImageUsageFlags
247     * returned to applications via
248     * VkSurfaceCapabilitiesKHR::supportedUsageFlags.
249     * The relevant code in libvulkan/swapchain.cpp contains this fun comment:
250     *
251     *     TODO(jessehall): I think these are right, but haven't thought hard
252     *     about it. Do we need to query the driver for support of any of
253     *     these?
254     *
255     * Any disagreement between this function and the hardcoded
256     * VkSurfaceCapabilitiesKHR:supportedUsageFlags causes tests
257     * dEQP-VK.wsi.android.swapchain.*.image_usage to fail.
258     */
259 
260    const VkPhysicalDeviceImageFormatInfo2 image_format_info = {
261       .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2,
262       .format = format,
263       .type = VK_IMAGE_TYPE_2D,
264       .tiling = VK_IMAGE_TILING_OPTIMAL,
265       .usage = imageUsage,
266    };
267 
268    VkImageFormatProperties2 image_format_props = {
269       .sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2,
270    };
271 
272    /* Check that requested format and usage are supported. */
273    result = tu_GetPhysicalDeviceImageFormatProperties2(
274       phys_dev_h, &image_format_info, &image_format_props);
275    if (result != VK_SUCCESS) {
276       return vk_errorf(device->instance, result,
277                        "tu_GetPhysicalDeviceImageFormatProperties2 failed "
278                        "inside %s",
279                        __func__);
280    }
281 
282    return VK_SUCCESS;
283 }
284 
285 static VkResult
setup_gralloc0_usage(struct tu_device * device,VkFormat format,VkImageUsageFlags imageUsage,int * grallocUsage)286 setup_gralloc0_usage(struct tu_device *device, VkFormat format,
287                      VkImageUsageFlags imageUsage, int *grallocUsage)
288 {
289    if (unmask32(&imageUsage, VK_IMAGE_USAGE_TRANSFER_DST_BIT |
290                                 VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT))
291       *grallocUsage |= GRALLOC_USAGE_HW_RENDER;
292 
293    if (unmask32(&imageUsage, VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
294                                 VK_IMAGE_USAGE_SAMPLED_BIT |
295                                 VK_IMAGE_USAGE_STORAGE_BIT |
296                                 VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT))
297       *grallocUsage |= GRALLOC_USAGE_HW_TEXTURE;
298 
299    /* All VkImageUsageFlags not explicitly checked here are unsupported for
300     * gralloc swapchains.
301     */
302    if (imageUsage != 0) {
303       return vk_errorf(device->instance, VK_ERROR_FORMAT_NOT_SUPPORTED,
304                        "unsupported VkImageUsageFlags(0x%x) for gralloc "
305                        "swapchain",
306                        imageUsage);
307    }
308 
309    /*
310     * FINISHME: Advertise all display-supported formats. Mostly
311     * DRM_FORMAT_ARGB2101010 and DRM_FORMAT_ABGR2101010, but need to check
312     * what we need for 30-bit colors.
313     */
314    if (format == VK_FORMAT_B8G8R8A8_UNORM ||
315        format == VK_FORMAT_B5G6R5_UNORM_PACK16) {
316       *grallocUsage |= GRALLOC_USAGE_HW_FB | GRALLOC_USAGE_HW_COMPOSER |
317                        GRALLOC_USAGE_EXTERNAL_DISP;
318    }
319 
320    if (*grallocUsage == 0)
321       return VK_ERROR_FORMAT_NOT_SUPPORTED;
322 
323    return VK_SUCCESS;
324 }
325 
326 VkResult
tu_GetSwapchainGrallocUsageANDROID(VkDevice device_h,VkFormat format,VkImageUsageFlags imageUsage,int * grallocUsage)327 tu_GetSwapchainGrallocUsageANDROID(VkDevice device_h,
328                                    VkFormat format,
329                                    VkImageUsageFlags imageUsage,
330                                    int *grallocUsage)
331 {
332    TU_FROM_HANDLE(tu_device, device, device_h);
333    VkResult result;
334 
335    result = format_supported_with_usage(device_h, format, imageUsage);
336    if (result != VK_SUCCESS)
337       return result;
338 
339    *grallocUsage = 0;
340    return setup_gralloc0_usage(device, format, imageUsage, grallocUsage);
341 }
342 
343 #if ANDROID_API_LEVEL >= 26
344 VkResult
tu_GetSwapchainGrallocUsage2ANDROID(VkDevice device_h,VkFormat format,VkImageUsageFlags imageUsage,VkSwapchainImageUsageFlagsANDROID swapchainImageUsage,uint64_t * grallocConsumerUsage,uint64_t * grallocProducerUsage)345 tu_GetSwapchainGrallocUsage2ANDROID(VkDevice device_h,
346                                     VkFormat format,
347                                     VkImageUsageFlags imageUsage,
348                                     VkSwapchainImageUsageFlagsANDROID swapchainImageUsage,
349                                     uint64_t *grallocConsumerUsage,
350                                     uint64_t *grallocProducerUsage)
351 {
352    TU_FROM_HANDLE(tu_device, device, device_h);
353    VkResult result;
354 
355    *grallocConsumerUsage = 0;
356    *grallocProducerUsage = 0;
357    mesa_logd("%s: format=%d, usage=0x%x", __func__, format, imageUsage);
358 
359    result = format_supported_with_usage(device_h, format, imageUsage);
360    if (result != VK_SUCCESS)
361       return result;
362 
363    int32_t grallocUsage = 0;
364    result = setup_gralloc0_usage(device, format, imageUsage, &grallocUsage);
365    if (result != VK_SUCCESS)
366       return result;
367 
368    /* Setup gralloc1 usage flags from gralloc0 flags. */
369 
370    if (grallocUsage & GRALLOC_USAGE_HW_RENDER) {
371       *grallocProducerUsage |= GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET;
372       *grallocConsumerUsage |= GRALLOC1_CONSUMER_USAGE_CLIENT_TARGET;
373    }
374 
375    if (grallocUsage & GRALLOC_USAGE_HW_TEXTURE) {
376       *grallocConsumerUsage |= GRALLOC1_CONSUMER_USAGE_GPU_TEXTURE;
377    }
378 
379    if (grallocUsage & (GRALLOC_USAGE_HW_FB |
380                        GRALLOC_USAGE_HW_COMPOSER |
381                        GRALLOC_USAGE_EXTERNAL_DISP)) {
382       *grallocProducerUsage |= GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET;
383       *grallocConsumerUsage |= GRALLOC1_CONSUMER_USAGE_HWCOMPOSER;
384    }
385 
386    return VK_SUCCESS;
387 }
388 #endif
389 
390 VkResult
tu_AcquireImageANDROID(VkDevice device,VkImage image_h,int nativeFenceFd,VkSemaphore semaphore,VkFence fence)391 tu_AcquireImageANDROID(VkDevice device,
392                        VkImage image_h,
393                        int nativeFenceFd,
394                        VkSemaphore semaphore,
395                        VkFence fence)
396 {
397    VkResult semaphore_result = VK_SUCCESS, fence_result = VK_SUCCESS;
398 
399    if (semaphore != VK_NULL_HANDLE) {
400       int semaphore_fd =
401          nativeFenceFd >= 0 ? os_dupfd_cloexec(nativeFenceFd) : nativeFenceFd;
402       semaphore_result = tu_ImportSemaphoreFdKHR(
403          device, &(VkImportSemaphoreFdInfoKHR) {
404                     .sType = VK_STRUCTURE_TYPE_IMPORT_SEMAPHORE_FD_INFO_KHR,
405                     .flags = VK_SEMAPHORE_IMPORT_TEMPORARY_BIT,
406                     .fd = semaphore_fd,
407                     .semaphore = semaphore,
408                  });
409    }
410 
411    if (fence != VK_NULL_HANDLE) {
412       int fence_fd = nativeFenceFd >= 0 ? os_dupfd_cloexec(nativeFenceFd) : nativeFenceFd;
413       fence_result = tu_ImportFenceFdKHR(
414          device, &(VkImportFenceFdInfoKHR) {
415                     .sType = VK_STRUCTURE_TYPE_IMPORT_FENCE_FD_INFO_KHR,
416                     .flags = VK_FENCE_IMPORT_TEMPORARY_BIT,
417                     .fd = fence_fd,
418                     .fence = fence,
419                  });
420    }
421 
422    close(nativeFenceFd);
423 
424    if (semaphore_result != VK_SUCCESS)
425       return semaphore_result;
426    return fence_result;
427 }
428