diff options
| author | Dave Airlie <airlied@redhat.com> | 2017-04-11 07:31:18 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2017-04-11 07:31:18 +1000 |
| commit | 1420f63b8207e966f54caec26d08abdc2ff37193 (patch) | |
| tree | eabaabbcaf7a39e36267a68f867f21504250fee5 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | 2b2fc72aa51ba20f047d4825f8ea3e0d9306d8fb (diff) | |
| parent | 32df87dff04833bbf53f1750f6c6048192ed29bf (diff) | |
| download | linux-1420f63b8207e966f54caec26d08abdc2ff37193.tar.bz2 | |
Merge branch 'drm-next-4.12' of git://people.freedesktop.org/~agd5f/linux into drm-next
Just some bug fixes and vega10 updates for 4.12.
* 'drm-next-4.12' of git://people.freedesktop.org/~agd5f/linux:
drm/amdgpu: fix fence memory leak in wait_all_fence V2
drm/amdgpu: fix "fix 64bit division"
drm/amd/powerplay: add fan controller table v11 support.
drm/amd/powerplay: port newest process pptable code for vega10.
drm/amdgpu: set vm size and block size by individual gmc by default (v3)
drm/amdgpu: Avoid overflows/divide-by-zero in latency_watermark calculations.
drm/amdgpu: Make display watermark calculations more accurate
drm/radeon: fix typo in bandwidth calculation
drm/radeon: Refuse to migrate a prime BO to VRAM. (v2)
drm/radeon: Maintain prime import/export refcount for BOs
drm/amdgpu: Refuse to pin or change acceptable domains of prime BOs to VRAM. (v2)
drm/amdgpu: Fail fb creation from imported dma-bufs. (v2)
drm/radeon: Fail fb creation from imported dma-bufs.
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 831c2bfd2072..483660742f75 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1040,35 +1040,31 @@ static bool amdgpu_check_pot_argument(int arg) return (arg & (arg - 1)) == 0; } -static void amdgpu_get_block_size(struct amdgpu_device *adev) +static void amdgpu_check_block_size(struct amdgpu_device *adev) { /* defines number of bits in page table versus page directory, * a page is 4KB so we have 12 bits offset, minimum 9 bits in the * page table and the remaining bits are in the page directory */ - if (amdgpu_vm_block_size == -1) { - - /* Total bits covered by PD + PTs */ - unsigned bits = ilog2(amdgpu_vm_size) + 18; - - /* Make sure the PD is 4K in size up to 8GB address space. - Above that split equal between PD and PTs */ - if (amdgpu_vm_size <= 8) - amdgpu_vm_block_size = bits - 9; - else - amdgpu_vm_block_size = (bits + 3) / 2; + if (amdgpu_vm_block_size == -1) + return; - } else if (amdgpu_vm_block_size < 9) { + if (amdgpu_vm_block_size < 9) { dev_warn(adev->dev, "VM page table size (%d) too small\n", amdgpu_vm_block_size); - amdgpu_vm_block_size = 9; + goto def_value; } if (amdgpu_vm_block_size > 24 || (amdgpu_vm_size * 1024) < (1ull << amdgpu_vm_block_size)) { dev_warn(adev->dev, "VM page table size (%d) too large\n", amdgpu_vm_block_size); - amdgpu_vm_block_size = 9; + goto def_value; } + + return; + +def_value: + amdgpu_vm_block_size = -1; } static void amdgpu_check_vm_size(struct amdgpu_device *adev) @@ -1097,8 +1093,7 @@ static void amdgpu_check_vm_size(struct amdgpu_device *adev) return; def_value: - amdgpu_vm_size = 8; - dev_info(adev->dev, "set default VM size %dGB\n", amdgpu_vm_size); + amdgpu_vm_size = -1; } /** @@ -1132,7 +1127,7 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) amdgpu_check_vm_size(adev); - amdgpu_get_block_size(adev); + amdgpu_check_block_size(adev); if (amdgpu_vram_page_split != -1 && (amdgpu_vram_page_split < 16 || !amdgpu_check_pot_argument(amdgpu_vram_page_split))) { |