/**
* Create an intel_base. obj_size and dbg_size specify the real sizes of the
* object and the debug metadata. Memories are zeroed.
*/
struct intel_base *intel_base_create(const struct intel_handle *handle,
size_t obj_size, bool debug,
VkDebugReportObjectTypeEXT type,
const void *create_info,
size_t dbg_size)
{
struct intel_base *base;
if (!obj_size)
obj_size = sizeof(*base);
assert(obj_size >= sizeof(*base));
base = intel_alloc(handle, obj_size, sizeof(int), VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (!base)
return NULL;
memset(base, 0, obj_size);
intel_handle_init(&base->handle, type, handle->instance);
if (debug) {
base->dbg = intel_base_dbg_create(&base->handle,
type, create_info, dbg_size);
if (!base->dbg) {
intel_free(handle, base);
return NULL;
}
}
base->get_memory_requirements = intel_base_get_memory_requirements;
return base;
}
static VkResult intel_instance_create(
const VkInstanceCreateInfo* info,
const VkAllocationCallbacks* allocator,
struct intel_instance **pInstance)
{
struct intel_instance *instance;
struct icd_instance *icd;
uint32_t i;
intel_debug_init();
icd = icd_instance_create(info->pApplicationInfo, allocator);
if (!icd)
return VK_ERROR_OUT_OF_HOST_MEMORY;
instance = icd_instance_alloc(icd, sizeof(*instance), sizeof(int),
VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!instance) {
icd_instance_destroy(icd);
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memset(instance, 0, sizeof(*instance));
intel_handle_init(&instance->handle, VK_DEBUG_REPORT_OBJECT_TYPE_INSTANCE_EXT, instance);
instance->icd = icd;
for (i = 0; i < info->enabledExtensionCount; i++) {
const enum intel_global_ext_type ext =
intel_gpu_lookup_global_extension(
info->ppEnabledExtensionNames[i]);
if (ext != INTEL_GLOBAL_EXT_INVALID) {
instance->global_exts[ext] = true;
} else {
/* Fail create if extensions are specified that
* ICD cannot satisfy. Loader will filter out extensions / layers
* not meant by the ICD.
*/
icd_instance_destroy(icd);
intel_instance_destroy(instance);
return VK_ERROR_EXTENSION_NOT_PRESENT;
}
}
/*
* This ICD does not support any layers.
*/
if (info->enabledLayerCount > 0) {
icd_instance_destroy(icd);
intel_instance_destroy(instance);
return VK_ERROR_LAYER_NOT_PRESENT;
}
*pInstance = instance;
return VK_SUCCESS;
}
VkResult intel_gpu_create(const struct intel_instance *instance, int devid,
const char *primary_node, const char *render_node,
struct intel_gpu **gpu_ret)
{
const int gen = devid_to_gen(devid);
size_t primary_len, render_len;
struct intel_gpu *gpu;
if (gen < 0) {
intel_log(instance, VK_DEBUG_REPORT_WARNING_BIT_EXT, 0,
VK_NULL_HANDLE, 0, 0, "unsupported device id 0x%04x", devid);
return VK_ERROR_INITIALIZATION_FAILED;
}
gpu = intel_alloc(instance, sizeof(*gpu), sizeof(int), VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!gpu)
return VK_ERROR_OUT_OF_HOST_MEMORY;
memset(gpu, 0, sizeof(*gpu));
/* there is no VK_DBG_OBJECT_GPU */
intel_handle_init(&gpu->handle, VK_DEBUG_REPORT_OBJECT_TYPE_PHYSICAL_DEVICE_EXT, instance);
gpu->devid = devid;
primary_len = strlen(primary_node);
render_len = (render_node) ? strlen(render_node) : 0;
gpu->primary_node = intel_alloc(gpu, primary_len + 1 +
((render_len) ? (render_len + 1) : 0), sizeof(int), VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!gpu->primary_node) {
intel_free(instance, gpu);
return VK_ERROR_OUT_OF_HOST_MEMORY;
}
memcpy(gpu->primary_node, primary_node, primary_len + 1);
if (render_node) {
gpu->render_node = gpu->primary_node + primary_len + 1;
memcpy(gpu->render_node, render_node, render_len + 1);
} else {
gpu->render_node = gpu->primary_node;
}
gpu->gen_opaque = gen;
switch (intel_gpu_gen(gpu)) {
case INTEL_GEN(7.5):
gpu->gt = gen_get_hsw_gt(devid);
break;
case INTEL_GEN(7):
gpu->gt = gen_get_ivb_gt(devid);
break;
case INTEL_GEN(6):
gpu->gt = gen_get_snb_gt(devid);
break;
}
/* 150K dwords */
gpu->max_batch_buffer_size = sizeof(uint32_t) * 150*1024;
/* the winsys is prepared for one reloc every two dwords, then minus 2 */
gpu->batch_buffer_reloc_count =
gpu->max_batch_buffer_size / sizeof(uint32_t) / 2 - 2;
gpu->primary_fd_internal = -1;
gpu->render_fd_internal = -1;
*gpu_ret = gpu;
return VK_SUCCESS;
}