On 2019-09-05 2:36 p.m., Huang, Ray wrote:
> This patch inits renoir kfd device info, so we treat renoir as "dgpu"
> (bypass iommu v2). Will enable needs_iommu_device till renoir iommu is ready.
>
> v2: rebase and align the drm-next
>
> Signed-off-by: Huang Rui <ray.huang@xxxxxxx>
The series is
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
Note that you'll need to rebase this patch again after Yong's fix for
builds without IOMMUv2 support. The CHIP_RAVEN entry in the device table
moved. CHIP_RENOIR should stay where it is, because for now Renoir
support doesn't depend on IOMMUv2.
Regards,
Felix
> ---
> drivers/gpu/drm/amd/amdkfd/kfd_device.c | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
> index 267eb2e..c5120f3 100644
> --- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
> @@ -351,6 +351,23 @@ static const struct kfd_device_info arcturus_device_info = {
> .num_sdma_queues_per_engine = 8,
> };
>
> +static const struct kfd_device_info renoir_device_info = {
> + .asic_family = CHIP_RENOIR,
> + .max_pasid_bits = 16,
> + .max_no_of_hqd = 24,
> + .doorbell_size = 8,
> + .ih_ring_entry_size = 8 * sizeof(uint32_t),
> + .event_interrupt_class = &event_interrupt_class_v9,
> + .num_of_watch_points = 4,
> + .mqd_size_aligned = MQD_SIZE_ALIGNED,
> + .supports_cwsr = true,
> + .needs_iommu_device = false,
> + .needs_pci_atomics = false,
> + .num_sdma_engines = 1,
> + .num_xgmi_sdma_engines = 0,
> + .num_sdma_queues_per_engine = 2,
> +};
> +
> static const struct kfd_device_info navi10_device_info = {
> .asic_family = CHIP_NAVI10,
> .asic_name = "navi10",
> @@ -384,6 +401,7 @@ static const struct kfd_device_info *kfd_supported_devices[][2] = {
> [CHIP_VEGA12] = {&vega12_device_info, NULL},
> [CHIP_VEGA20] = {&vega20_device_info, NULL},
> [CHIP_RAVEN] = {&raven_device_info, NULL},
> + [CHIP_RENOIR] = {&renoir_device_info, NULL},
> [CHIP_ARCTURUS] = {&arcturus_device_info, &arcturus_device_info},
> [CHIP_NAVI10] = {&navi10_device_info, NULL},
> };
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