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| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2017-06-05 12:43:27 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-06-08 17:54:33 +0300 |
| commit | 7df289865c69ea39e1f81de0abe839acc54e604b (patch) | |
| tree | 56b9e15657d44ddb04aa0b1cf12bc6586da4e453 /drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | |
| parent | b9683c21f69b3d8d7b6741d31a0e3cbf26c7191b (diff) | |
| download | linux-7df289865c69ea39e1f81de0abe839acc54e604b.tar.xz | |
drm/amdgpu: Add module param to control CIK support
If AMDGPU supports CIK, add a module parameter to control CIK
support. It's on by default in AMDGPU, while it is off by default
in radeon.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Acked-by: Michel Dänzer <michel.daenzer@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index cda06a1bd7d7..e0911798e2c2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -87,6 +87,21 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags) struct amdgpu_device *adev; int r, acpi_status; +#ifdef CONFIG_DRM_AMDGPU_CIK + if (!amdgpu_cik_support) { + switch (flags & AMD_ASIC_MASK) { + case CHIP_KAVERI: + case CHIP_BONAIRE: + case CHIP_HAWAII: + case CHIP_KABINI: + case CHIP_MULLINS: + dev_info(dev->dev, + "CIK support disabled by module param\n"); + return -ENODEV; + } + } +#endif + adev = kzalloc(sizeof(struct amdgpu_device), GFP_KERNEL); if (adev == NULL) { return -ENOMEM; |