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Commit 70f372bf authored by Philip Cox's avatar Philip Cox Committed by Oded Gabbay
Browse files

drm/amdkfd: Fixup incorrect info in the CZ CRAT table 



* Wrong value for max_waves_per_simd
* Missing ATC capability bit

Signed-off-by: default avatarPhilip Cox <Philip.Cox@amd.com>
Signed-off-by: default avatarKent Russell <kent.russell@amd.com>
Signed-off-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Acked-by: default avatarOded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: default avatarOded Gabbay <oded.gabbay@gmail.com>
parent f4757347

drivers/gpu/drm/amd/amdkfd/kfd_topology.c

+6 −3
Original line number Diff line number Diff line
@@ -1229,12 +1229,15 @@ int kfd_topology_add_device(struct kfd_dev *gpu) 
	/* Fix errors in CZ CRAT.

	 * simd_count: Carrizo CRAT reports wrong simd_count, probably

	 *		because it doesn't consider masked out CUs

	 * capability flag: Carrizo CRAT doesn't report IOMMU

	 *		flags. TODO: Fix this.

	 * max_waves_per_simd: Carrizo reports wrong max_waves_per_simd

	 * capability flag: Carrizo CRAT doesn't report IOMMU flags

	 */

	if (dev->gpu->device_info->asic_family == CHIP_CARRIZO)

	if (dev->gpu->device_info->asic_family == CHIP_CARRIZO) {

		dev->node_props.simd_count =

			cu_info.simd_per_cu * cu_info.cu_active_number;

		dev->node_props.max_waves_per_simd = 10;

		dev->node_props.capability |= HSA_CAP_ATS_PRESENT;

	}



	kfd_debug_print_topology();