[PATCH] drm/amdgpu: set adev->num_vmhubs for gmc6,7,8

[Christian König]

Reviewed-by: Christian König <christian.koenig at amd.com>

Am 23.08.19 um 17:21 schrieb Yuan, Xiaojie:
> Reviewed-by: Xiaojie Yuan <xiaojie.yuan at amd.com>
>
> BR,
> Xiaojie
>
>> On Aug 23, 2019, at 10:45 PM, Alex Deucher <alexdeucher at gmail.com> wrote:
>>
>> So that we properly handle them on older asics.
>>
>> Fixes: 3ff985485b29 ("drm/amdgpu: Export function to flush TLB of specific vm hub")
>> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
>> ---
>> drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 2 ++
>> drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 2 ++
>> drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 2 ++
>> 3 files changed, 6 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
>> index 564fb1ce292f..3264548e375c 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
>> @@ -839,6 +839,8 @@ static int gmc_v6_0_sw_init(void *handle)
>>     int dma_bits;
>>     struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>>
>> +    adev->num_vmhubs = 1;
>> +
>>     if (adev->flags & AMD_IS_APU) {
>>         adev->gmc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
>>     } else {
>> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
>> index 9e6a23304fd7..cc0aa178eb2d 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
>> @@ -959,6 +959,8 @@ static int gmc_v7_0_sw_init(void *handle)
>>     int dma_bits;
>>     struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>>
>> +    adev->num_vmhubs = 1;
>> +
>>     if (adev->flags & AMD_IS_APU) {
>>         adev->gmc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
>>     } else {
>> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
>> index f7d6a07ba4e1..88f3a171452f 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
>> @@ -1079,6 +1079,8 @@ static int gmc_v8_0_sw_init(void *handle)
>>     int dma_bits;
>>     struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>>
>> +    adev->num_vmhubs = 1;
>> +
>>     if (adev->flags & AMD_IS_APU) {
>>         adev->gmc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
>>     } else {
>> -- 
>> 2.20.1
>>
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