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| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2017-06-05 12:52:51 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-06-08 17:54:34 +0300 |
| commit | 36ffce0ac0424ad886061f59b2fabbc4133af37f (patch) | |
| tree | b2032d773c2db5f588d42fc671cbdc03aafba325 /drivers/gpu/drm/radeon/radeon_kms.c | |
| parent | 7df289865c69ea39e1f81de0abe839acc54e604b (diff) | |
| download | linux-36ffce0ac0424ad886061f59b2fabbc4133af37f.tar.xz | |
drm/radeon: Add module param to control SI support
If AMDGPU supports SI, add a module parameter to control SI
support in radeon. It's on by default in radeon, while it will be
off by default in AMDGPU as long as SI support is experimental.
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/radeon/radeon_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_kms.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index f0abba3caac2..dcb31633a726 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -98,6 +98,20 @@ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags) struct radeon_device *rdev; int r, acpi_status; +#ifdef CONFIG_DRM_AMDGPU_SI + if (!radeon_si_support) { + switch (flags & RADEON_FAMILY_MASK) { + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + case CHIP_OLAND: + case CHIP_HAINAN: + dev_info(dev->dev, + "SI support disabled by module param\n"); + return -ENODEV; + } + } +#endif #ifdef CONFIG_DRM_AMDGPU_CIK if (!radeon_cik_support) { switch (flags & RADEON_FAMILY_MASK) { |