[PATCH 8/9] drm/amdkfd: Add dGPU device IDs and device info

Felix Kuehling felix.kuehling at amd.com
Wed Jan 31 16:29:29 UTC 2018



On 2018-01-31 10:20 AM, Oded Gabbay wrote:
> On Fri, Jan 5, 2018 at 12:17 AM, Felix Kuehling <Felix.Kuehling at amd.com> wrote:
>> CC: linux-pci at vger.kernel.org
>> Signed-off-by: Felix Kuehling <Felix.Kuehling at amd.com>
>> ---
>>  drivers/gpu/drm/amd/amdkfd/kfd_device.c | 153 +++++++++++++++++++++++++++++++-
>>  1 file changed, 151 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
>> index 6dd50cc..612afaf 100644
>> --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
>> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
>> @@ -63,12 +63,118 @@ static const struct kfd_device_info carrizo_device_info = {
>>  };
>>  #endif
>>
>> +static const struct kfd_device_info hawaii_device_info = {
>> +       .asic_family = CHIP_HAWAII,
>> +       .max_pasid_bits = 16,
>> +       /* max num of queues for KV.TODO should be a dynamic value */
>> +       .max_no_of_hqd  = 24,
>> +       .ih_ring_entry_size = 4 * sizeof(uint32_t),
>> +       .event_interrupt_class = &event_interrupt_class_cik,
>> +       .num_of_watch_points = 4,
>> +       .mqd_size_aligned = MQD_SIZE_ALIGNED,
>> +       .supports_cwsr = false,
>> +       .needs_iommu_device = false,
>> +       .needs_pci_atomics = false,
>> +};
>> +
>> +static const struct kfd_device_info tonga_device_info = {
>> +       .asic_family = CHIP_TONGA,
>> +       .max_pasid_bits = 16,
>> +       .max_no_of_hqd  = 24,
>> +       .ih_ring_entry_size = 4 * sizeof(uint32_t),
>> +       .event_interrupt_class = &event_interrupt_class_cik,
> Is there any point in keeping the name event_interrupt_class_cik?
> maybe just rename to event_interrupt_class ?
> What will happen in vega ? If its the same I think removing the _cik
> makes the code more consistent.

Vega10 has its own class because the interrupt ring packet format
changed significantly.

Regards,
  Felix

>
> Oded
>
>
>> +       .num_of_watch_points = 4,
>> +       .mqd_size_aligned = MQD_SIZE_ALIGNED,
>> +       .supports_cwsr = false,
>> +       .needs_iommu_device = false,
>> +       .needs_pci_atomics = true,
>> +};
>> +
>> +static const struct kfd_device_info tonga_vf_device_info = {
>> +       .asic_family = CHIP_TONGA,
>> +       .max_pasid_bits = 16,
>> +       .max_no_of_hqd  = 24,
>> +       .ih_ring_entry_size = 4 * sizeof(uint32_t),
>> +       .event_interrupt_class = &event_interrupt_class_cik,
>> +       .num_of_watch_points = 4,
>> +       .mqd_size_aligned = MQD_SIZE_ALIGNED,
>> +       .supports_cwsr = false,
>> +       .needs_iommu_device = false,
>> +       .needs_pci_atomics = false,
>> +};
>> +
>> +static const struct kfd_device_info fiji_device_info = {
>> +       .asic_family = CHIP_FIJI,
>> +       .max_pasid_bits = 16,
>> +       .max_no_of_hqd  = 24,
>> +       .ih_ring_entry_size = 4 * sizeof(uint32_t),
>> +       .event_interrupt_class = &event_interrupt_class_cik,
>> +       .num_of_watch_points = 4,
>> +       .mqd_size_aligned = MQD_SIZE_ALIGNED,
>> +       .supports_cwsr = true,
>> +       .needs_iommu_device = false,
>> +       .needs_pci_atomics = true,
>> +};
>> +
>> +static const struct kfd_device_info fiji_vf_device_info = {
>> +       .asic_family = CHIP_FIJI,
>> +       .max_pasid_bits = 16,
>> +       .max_no_of_hqd  = 24,
>> +       .ih_ring_entry_size = 4 * sizeof(uint32_t),
>> +       .event_interrupt_class = &event_interrupt_class_cik,
>> +       .num_of_watch_points = 4,
>> +       .mqd_size_aligned = MQD_SIZE_ALIGNED,
>> +       .supports_cwsr = true,
>> +       .needs_iommu_device = false,
>> +       .needs_pci_atomics = false,
>> +};
>> +
>> +
>> +static const struct kfd_device_info polaris10_device_info = {
>> +       .asic_family = CHIP_POLARIS10,
>> +       .max_pasid_bits = 16,
>> +       .max_no_of_hqd  = 24,
>> +       .ih_ring_entry_size = 4 * sizeof(uint32_t),
>> +       .event_interrupt_class = &event_interrupt_class_cik,
>> +       .num_of_watch_points = 4,
>> +       .mqd_size_aligned = MQD_SIZE_ALIGNED,
>> +       .supports_cwsr = true,
>> +       .needs_iommu_device = false,
>> +       .needs_pci_atomics = true,
>> +};
>> +
>> +static const struct kfd_device_info polaris10_vf_device_info = {
>> +       .asic_family = CHIP_POLARIS10,
>> +       .max_pasid_bits = 16,
>> +       .max_no_of_hqd  = 24,
>> +       .ih_ring_entry_size = 4 * sizeof(uint32_t),
>> +       .event_interrupt_class = &event_interrupt_class_cik,
>> +       .num_of_watch_points = 4,
>> +       .mqd_size_aligned = MQD_SIZE_ALIGNED,
>> +       .supports_cwsr = true,
>> +       .needs_iommu_device = false,
>> +       .needs_pci_atomics = false,
>> +};
>> +
>> +static const struct kfd_device_info polaris11_device_info = {
>> +       .asic_family = CHIP_POLARIS11,
>> +       .max_pasid_bits = 16,
>> +       .max_no_of_hqd  = 24,
>> +       .ih_ring_entry_size = 4 * sizeof(uint32_t),
>> +       .event_interrupt_class = &event_interrupt_class_cik,
>> +       .num_of_watch_points = 4,
>> +       .mqd_size_aligned = MQD_SIZE_ALIGNED,
>> +       .supports_cwsr = true,
>> +       .needs_iommu_device = false,
>> +       .needs_pci_atomics = true,
>> +};
>> +
>> +
>>  struct kfd_deviceid {
>>         unsigned short did;
>>         const struct kfd_device_info *device_info;
>>  };
>>
>> -/* Please keep this sorted by increasing device id. */
>>  static const struct kfd_deviceid supported_devices[] = {
>>  #if defined(CONFIG_AMD_IOMMU_V2_MODULE) || defined(CONFIG_AMD_IOMMU_V2)
>>         { 0x1304, &kaveri_device_info },        /* Kaveri */
>> @@ -97,8 +203,51 @@ static const struct kfd_deviceid supported_devices[] = {
>>         { 0x9874, &carrizo_device_info },       /* Carrizo */
>>         { 0x9875, &carrizo_device_info },       /* Carrizo */
>>         { 0x9876, &carrizo_device_info },       /* Carrizo */
>> -       { 0x9877, &carrizo_device_info }        /* Carrizo */
>> +       { 0x9877, &carrizo_device_info },       /* Carrizo */
>>  #endif
>> +       { 0x67A0, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67A1, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67A2, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67A8, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67A9, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67AA, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67B0, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67B1, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67B8, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67B9, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67BA, &hawaii_device_info },        /* Hawaii */
>> +       { 0x67BE, &hawaii_device_info },        /* Hawaii */
>> +       { 0x6920, &tonga_device_info },         /* Tonga */
>> +       { 0x6921, &tonga_device_info },         /* Tonga */
>> +       { 0x6928, &tonga_device_info },         /* Tonga */
>> +       { 0x6929, &tonga_device_info },         /* Tonga */
>> +       { 0x692B, &tonga_device_info },         /* Tonga */
>> +       { 0x692F, &tonga_vf_device_info },      /* Tonga vf */
>> +       { 0x6938, &tonga_device_info },         /* Tonga */
>> +       { 0x6939, &tonga_device_info },         /* Tonga */
>> +       { 0x7300, &fiji_device_info },          /* Fiji */
>> +       { 0x730F, &fiji_vf_device_info },       /* Fiji vf*/
>> +       { 0x67C0, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67C1, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67C2, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67C4, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67C7, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67C8, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67C9, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67CA, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67CC, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67CF, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67D0, &polaris10_vf_device_info },  /* Polaris10 vf*/
>> +       { 0x67DF, &polaris10_device_info },     /* Polaris10 */
>> +       { 0x67E0, &polaris11_device_info },     /* Polaris11 */
>> +       { 0x67E1, &polaris11_device_info },     /* Polaris11 */
>> +       { 0x67E3, &polaris11_device_info },     /* Polaris11 */
>> +       { 0x67E7, &polaris11_device_info },     /* Polaris11 */
>> +       { 0x67E8, &polaris11_device_info },     /* Polaris11 */
>> +       { 0x67E9, &polaris11_device_info },     /* Polaris11 */
>> +       { 0x67EB, &polaris11_device_info },     /* Polaris11 */
>> +       { 0x67EF, &polaris11_device_info },     /* Polaris11 */
>> +       { 0x67FF, &polaris11_device_info },     /* Polaris11 */
>>  };
>>
>>  static int kfd_gtt_sa_init(struct kfd_dev *kfd, unsigned int buf_size,
>> --
>> 2.7.4
>>
> Other then the note above, This patch is:
> Reviewed-by: Oded Gabbay <oded.gabbay at gmail.com>



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