Removed checking for EnableBOChunkingPrefetch in prefetchBOWithChunking
in DrmAllocation so that zeCommandListAppendMemoryPrefetch will work
as expected with chunking enabled
Related-To: NEO-8098
Signed-off-by: Yoon, Young Jin <young.jin.yoon@intel.com>
- all bos from Module must have requireImmediateBinding
flag set
- this change fixes hang in debugger - where MODULE LOAD event
was not sent
Resolves: NEO-8121
Signed-off-by: Mateusz Hoppe <mateusz.hoppe@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>
The memadvise with preferred location for kmd-migrated shared allocation
is set to device associated with cmd list by default to migrate data
to lmem on non-atomic gpu page fault as well (for performance reasons).
Related-To: NEO-7252
Signed-off-by: Milczarek, Slawomir <slawomir.milczarek@intel.com>
Add new regkey KMDSupportForCrossTileMigrationPolicy
(disabled by default, in absence of KMD suppport for cross-tile migrations)
to control placement of shared allocation and memory prefetch behavior.
Related-To: NEO-7885
Signed-off-by: Milczarek, Slawomir <slawomir.milczarek@intel.com>
Call VM prefetch ioctl on all VMs for the KMD to apply
a synchronoues bind operation of buffer objects on all VMs.
Related-To: NEO-7841
Signed-off-by: Milczarek, Slawomir <slawomir.milczarek@intel.com>
If a handle cannot be obtained, like PRIME_HANDLE_TO_FD, then
properly check for the error and propagate it upwards.
Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
If a handle cannot be obtained, like PRIME_HANDLE_TO_FD, then
properly check for the error and propagate it upwards.
Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
Use rsvd in prelim_drm_i915_gem_vm_prefetch to pass vm id to prefetch to
Related-To: NEO-6740
Signed-off-by: Slawomir Milczarek <slawomir.milczarek@intel.com>
The new regkey is aimed to test cross-tile migration for buffers,
esp. first touch policy on h/w with support for page faults.
Related-To: NEO-6977
Signed-off-by: Milczarek, Slawomir <slawomir.milczarek@intel.com>
- new feature, enabled with PRELIM build
- implementation of debug session for linux
- move ResourceClass enum from Drm to drm_debug.h
Resolves: NEO-6814
Signed-off-by: Mateusz Hoppe <mateusz.hoppe@intel.com>
When using implicit scaling, device allocations may have
more than one internal allocation created internally. In that case,
a separate dma-buf handle per internal allocation needs to be
exported.
So introduced two driver experimental extensions to export and
import more than one IPC handle:
- zexMemGetIpcHandles
- zexMemOpenIpcHandles
Related-To: LOCI-2919
Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
There is only one implementation of said class and we don't
even adhere to the interface it provides.
Signed-off-by: Daniel Chabrowski <daniel.chabrowski@intel.com>
This feature is disabled by default, controlled with the knob
AppendMemoryPrefetchForKmdMigratedSharedAllocations
Related-To: NEO-6740
Signed-off-by: Milczarek, Slawomir <slawomir.milczarek@intel.com>
