[PATCH 21/45] drm/amdkfd: add Van Gogh KFD support

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From: Huang Rui <ray.huang@xxxxxxx>

This patch is to add GFX10 based APU Van Gogh KFD support. We will treat Van
Gogh as "dgpu" (bypass IOMMU v2).

Signed-off-by: Huang Rui <ray.huang@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Yong Zhao <Yong.Zhao@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
 drivers/gpu/drm/amd/amdkfd/kfd_crat.c         |  5 +++++
 drivers/gpu/drm/amd/amdkfd/kfd_device.c       | 20 +++++++++++++++++++
 .../drm/amd/amdkfd/kfd_device_queue_manager.c |  1 +
 drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c  |  1 +
 .../gpu/drm/amd/amdkfd/kfd_packet_manager.c   |  1 +
 drivers/gpu/drm/amd/amdkfd/kfd_topology.c     |  1 +
 6 files changed, 29 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
index d2981524dba0..0eeda7904c14 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
@@ -141,6 +141,7 @@ static struct kfd_gpu_cache_info carrizo_cache_info[] = {
 #define renoir_cache_info carrizo_cache_info
 /* TODO - check & update Navi10 cache details */
 #define navi10_cache_info carrizo_cache_info
+#define vangogh_cache_info carrizo_cache_info
 
 static void kfd_populated_cu_info_cpu(struct kfd_topology_device *dev,
 		struct crat_subtype_computeunit *cu)
@@ -683,6 +684,10 @@ static int kfd_fill_gpu_cache_info(struct kfd_dev *kdev,
 		pcache_info = navi10_cache_info;
 		num_of_cache_types = ARRAY_SIZE(navi10_cache_info);
 		break;
+	case CHIP_VANGOGH:
+		pcache_info = vangogh_cache_info;
+		num_of_cache_types = ARRAY_SIZE(vangogh_cache_info);
+		break;
 	default:
 		return -EINVAL;
 	}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 903170e59342..81751da79feb 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -76,6 +76,7 @@ static const struct kfd2kgd_calls *kfd2kgd_funcs[] = {
 	[CHIP_NAVI14] = &gfx_v10_kfd2kgd,
 	[CHIP_SIENNA_CICHLID] = &gfx_v10_3_kfd2kgd,
 	[CHIP_NAVY_FLOUNDER] = &gfx_v10_3_kfd2kgd,
+	[CHIP_VANGOGH] = &gfx_v10_3_kfd2kgd,
 };
 
 #ifdef KFD_SUPPORT_IOMMU_V2
@@ -498,6 +499,24 @@ static const struct kfd_device_info navy_flounder_device_info = {
 	.num_sdma_queues_per_engine = 8,
 };
 
+static const struct kfd_device_info vangogh_device_info = {
+	.asic_family = CHIP_VANGOGH,
+	.asic_name = "vangogh",
+	.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,
+	.needs_iommu_device = false,
+	.supports_cwsr = true,
+	.needs_pci_atomics = false,
+	.num_sdma_engines = 1,
+	.num_xgmi_sdma_engines = 0,
+	.num_sdma_queues_per_engine = 2,
+};
+
 /* For each entry, [0] is regular and [1] is virtualisation device. */
 static const struct kfd_device_info *kfd_supported_devices[][2] = {
 #ifdef KFD_SUPPORT_IOMMU_V2
@@ -522,6 +541,7 @@ static const struct kfd_device_info *kfd_supported_devices[][2] = {
 	[CHIP_NAVI14] = {&navi14_device_info, NULL},
 	[CHIP_SIENNA_CICHLID] = {&sienna_cichlid_device_info, &sienna_cichlid_device_info},
 	[CHIP_NAVY_FLOUNDER] = {&navy_flounder_device_info, &navy_flounder_device_info},
+	[CHIP_VANGOGH] = {&vangogh_device_info, NULL},
 };
 
 static int kfd_gtt_sa_init(struct kfd_dev *kfd, unsigned int buf_size,
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 62504d5fa42b..7971bbe696d0 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -1925,6 +1925,7 @@ struct device_queue_manager *device_queue_manager_init(struct kfd_dev *dev)
 	case CHIP_NAVI14:
 	case CHIP_SIENNA_CICHLID:
 	case CHIP_NAVY_FLOUNDER:
+	case CHIP_VANGOGH:
 		device_queue_manager_init_v10_navi10(&dqm->asic_ops);
 		break;
 	default:
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c b/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c
index 3c22909470f2..379457d1b250 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c
@@ -417,6 +417,7 @@ int kfd_init_apertures(struct kfd_process *process)
 			case CHIP_NAVI14:
 			case CHIP_SIENNA_CICHLID:
 			case CHIP_NAVY_FLOUNDER:
+			case CHIP_VANGOGH:
 				kfd_init_apertures_v9(pdd, id);
 				break;
 			default:
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
index 47ee40fbbd86..9beb2eabd56e 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -247,6 +247,7 @@ int pm_init(struct packet_manager *pm, struct device_queue_manager *dqm)
 	case CHIP_NAVI14:
 	case CHIP_SIENNA_CICHLID:
 	case CHIP_NAVY_FLOUNDER:
+	case CHIP_VANGOGH:
 		pm->pmf = &kfd_v9_pm_funcs;
 		break;
 	default:
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 2b31c3066aaa..da6b493c520f 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -1375,6 +1375,7 @@ int kfd_topology_add_device(struct kfd_dev *gpu)
 	case CHIP_NAVI14:
 	case CHIP_SIENNA_CICHLID:
 	case CHIP_NAVY_FLOUNDER:
+	case CHIP_VANGOGH:
 		dev->node_props.capability |= ((HSA_CAP_DOORBELL_TYPE_2_0 <<
 			HSA_CAP_DOORBELL_TYPE_TOTALBITS_SHIFT) &
 			HSA_CAP_DOORBELL_TYPE_TOTALBITS_MASK);
-- 
2.25.4

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