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path: root/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_crat.c')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_crat.c19
1 files changed, 7 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
index 2bc2816767a7..4f126ef6139b 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
@@ -22,10 +22,10 @@
#include <linux/pci.h>
#include <linux/acpi.h>
-#include <linux/amd-iommu.h>
#include "kfd_crat.h"
#include "kfd_priv.h"
#include "kfd_topology.h"
+#include "kfd_iommu.h"
/* GPU Processor ID base for dGPUs for which VCRAT needs to be created.
* GPU processor ID are expressed with Bit[31]=1.
@@ -882,7 +882,7 @@ static int kfd_create_vcrat_image_cpu(void *pcrat_image, size_t *size)
crat_table->length = sizeof(struct crat_header);
status = acpi_get_table("DSDT", 0, &acpi_table);
- if (status == AE_NOT_FOUND)
+ if (status != AE_OK)
pr_warn("DSDT table not found for OEM information\n");
else {
crat_table->oem_revision = acpi_table->revision;
@@ -1037,15 +1037,11 @@ static int kfd_create_vcrat_image_gpu(void *pcrat_image,
struct crat_subtype_generic *sub_type_hdr;
struct crat_subtype_computeunit *cu;
struct kfd_cu_info cu_info;
- struct amd_iommu_device_info iommu_info;
int avail_size = *size;
uint32_t total_num_of_cu;
int num_of_cache_entries = 0;
int cache_mem_filled = 0;
int ret = 0;
- const u32 required_iommu_flags = AMD_IOMMU_DEVICE_FLAG_ATS_SUP |
- AMD_IOMMU_DEVICE_FLAG_PRI_SUP |
- AMD_IOMMU_DEVICE_FLAG_PASID_SUP;
struct kfd_local_mem_info local_mem_info;
if (!pcrat_image || avail_size < VCRAT_SIZE_FOR_GPU)
@@ -1106,12 +1102,8 @@ static int kfd_create_vcrat_image_gpu(void *pcrat_image,
/* Check if this node supports IOMMU. During parsing this flag will
* translate to HSA_CAP_ATS_PRESENT
*/
- iommu_info.flags = 0;
- if (amd_iommu_device_info(kdev->pdev, &iommu_info) == 0) {
- if ((iommu_info.flags & required_iommu_flags) ==
- required_iommu_flags)
- cu->hsa_capability |= CRAT_CU_FLAGS_IOMMU_PRESENT;
- }
+ if (!kfd_iommu_check_device(kdev))
+ cu->hsa_capability |= CRAT_CU_FLAGS_IOMMU_PRESENT;
crat_table->length += sub_type_hdr->length;
crat_table->total_entries++;
@@ -1125,6 +1117,9 @@ static int kfd_create_vcrat_image_gpu(void *pcrat_image,
sub_type_hdr = (typeof(sub_type_hdr))((char *)sub_type_hdr +
sub_type_hdr->length);
+ if (debug_largebar)
+ local_mem_info.local_mem_size_private = 0;
+
if (local_mem_info.local_mem_size_private == 0)
ret = kfd_fill_gpu_memory_affinity(&avail_size,
kdev, HSA_MEM_HEAP_TYPE_FB_PUBLIC,