on Windows setup ReadOnly flag, it makes there is no ProbeForWrite call within
CreateAllocation2 function call
it doesn't force read-only access from GPU perspective, that access it
defined in MapGpuVa function
Related-To: NEO-12986, HSD-15016952776
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>
setting ReadOnly flag makes there is no ProbeForWrite call within
CreateAllocation2 function call
it doesn't make read-only access from GPU perspective, that access it
defined in MapGpuVa function
Related-To: NEO-12986, HSD-15016952776
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>
Request higher resolution for windows periodic timers for ulls
controller sleep.
Allows for controller thread to sleep with granularity of 1ms.
Related-To: NEO-10800
Signed-off-by: Dominik Dabek <dominik.dabek@intel.com>
Request higher resolution for windows periodic timers for ulls
controller sleep.
Allows for controller thread to sleep with granularity of 1ms.
Related-To: NEO-10800
Signed-off-by: Dominik Dabek <dominik.dabek@intel.com>
This is an OS behavior to have failed an allocation with a
const buffer backing storage (PAGE_READONLY attribute set)
ReadOnly flag allows to create allocation with read-only
backing storage
Related-To: NEO-9664, HSD-16021966023
Signed-off-by: Igor Venevtsev <igor.venevtsev@intel.com>
Use the same file `os_handle.h` on both
Linux and Windows.
Change implementation of `HandleType` -> `UnifiedHandle` to
`std::variant<int, void *>`
use `int` on Linux
use `void *` on Windows
Related-To: NEO-8092
Signed-off-by: Fabian Zwolinski <fabian.zwolinski@intel.com>
Create new file:
`os_handle.h` which contains OS specific Handle type.
Add `shared/source/os_interface/<windows/linux>`
include directory to level_zero.
Related-To: NEO-8092
Signed-off-by: Fabian Zwolinski <fabian.zwolinski@intel.com>
Related-To: LOCI-4172, LOCI-4305, LOCI-4306
- Create a new IPC Memory handle upon call to getIpcMemHandle if the
previous handle has been freed.
- Release the Ipc Memory Handle when zeMemPutIpcHandle is called.
- Create a new IPC Handle for tracking thru zeMemGetAllocProperties
when ze_external_memory_export_fd_t is used.
- Convert FD to opaque IPC handle and IPC Handle to FD.
Signed-off-by: Spruit, Neil R <neil.r.spruit@intel.com>
With this commit on DG2 32bit driver will check if passed host ptr for
clEnqueueReadBuffer is write combined memory. If check will be true copy
will be make on CPU.
Signed-off-by: Maciej Plewka <maciej.plewka@intel.com>
- Added Functionality to pass ze_power_saving_hint_type_t to zeContextCreate
included in the pNext extensions in ze_context_desc_t.
- Enables handling a hint value 0-100 with 0 being no power savings
and 100 being maximum power savings.
- ZE_RESULT_ERROR_INVALID_ENUMERATION is returned given an invalid hint.
Related-To: LOCI-2567
Signed-off-by: Spruit, Neil R <neil.r.spruit@intel.com>
Resolves issues with coexistance of NEO L0 and NEO OCL libraries
within a single process running in WSL and using WDDM GPU PV
Signed-off-by: Jaroslaw Chodor <jaroslaw.chodor@intel.com>
