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| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2017-12-08 23:09:03 -0500 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2017-12-08 23:09:03 -0500 |
| commit | ebcfd1e276207e4436a6d15a81f7e151a103565c (patch) | |
| tree | ed164e3f9eabe3ae94b52f3524c4dba976cc520b /drivers/gpu/drm/amd/amdkfd/kfd_crat.c | |
| parent | 413e85d5d38f9b000561b6b9adf4182803b50af0 (diff) | |
| download | linux-stable-ebcfd1e276207e4436a6d15a81f7e151a103565c.tar.gz linux-stable-ebcfd1e276207e4436a6d15a81f7e151a103565c.tar.bz2 linux-stable-ebcfd1e276207e4436a6d15a81f7e151a103565c.zip | |
drm/amdkfd: Module option to disable CRAT table
Some systems have broken CRAT tables. Add a module option to ignore
a CRAT table.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_crat.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_crat.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c index d00061b75193..2bc2816767a7 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c @@ -696,6 +696,11 @@ int kfd_create_crat_image_acpi(void **crat_image, size_t *size) return -EINVAL; } + if (ignore_crat) { + pr_info("CRAT table disabled by module option\n"); + return -ENODATA; + } + pcrat_image = kmalloc(crat_table->length, GFP_KERNEL); if (!pcrat_image) return -ENOMEM; |