The name field in node topology has not been used. We re-purpose it to
hold the asic name, which can be queried by user space applications
through sysfs.
Change-Id: I74f4f5487db169004a9d27ea15abe99261c86220
Signed-off-by: Yong Zhao <Yong.Zhao@xxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_device.c | 15 +++++++++++++++
drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 1 +
drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 16 ++++++----------
drivers/gpu/drm/amd/amdkfd/kfd_topology.h | 4 ++--
4 files changed, 24 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 9bcbc08ab6d2..6f092741300b 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -42,6 +42,7 @@ static atomic_t kfd_locked = ATOMIC_INIT(0);
#ifdef KFD_SUPPORT_IOMMU_V2
static const struct kfd_device_info kaveri_device_info = {
.asic_family = CHIP_KAVERI,
+ .asic_name = "kaveri",
.max_pasid_bits = 16,
/* max num of queues for KV.TODO should be a dynamic value */
.max_no_of_hqd = 24,
@@ -60,6 +61,7 @@ static const struct kfd_device_info kaveri_device_info = {
static const struct kfd_device_info carrizo_device_info = {
.asic_family = CHIP_CARRIZO,
+ .asic_name = "carrizo",
.max_pasid_bits = 16,
/* max num of queues for CZ.TODO should be a dynamic value */
.max_no_of_hqd = 24,
@@ -78,6 +80,7 @@ static const struct kfd_device_info carrizo_device_info = {
static const struct kfd_device_info raven_device_info = {
.asic_family = CHIP_RAVEN,
+ .asic_name = "raven",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 8,
@@ -96,6 +99,7 @@ static const struct kfd_device_info raven_device_info = {
static const struct kfd_device_info hawaii_device_info = {
.asic_family = CHIP_HAWAII,
+ .asic_name = "hawaii",
.max_pasid_bits = 16,
/* max num of queues for KV.TODO should be a dynamic value */
.max_no_of_hqd = 24,
@@ -114,6 +118,7 @@ static const struct kfd_device_info hawaii_device_info = {
static const struct kfd_device_info tonga_device_info = {
.asic_family = CHIP_TONGA,
+ .asic_name = "tonga",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 4,
@@ -131,6 +136,7 @@ static const struct kfd_device_info tonga_device_info = {
static const struct kfd_device_info fiji_device_info = {
.asic_family = CHIP_FIJI,
+ .asic_name = "fiji",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 4,
@@ -148,6 +154,7 @@ static const struct kfd_device_info fiji_device_info = {
static const struct kfd_device_info polaris10_device_info = {
.asic_family = CHIP_POLARIS10,
+ .asic_name = "polaris10",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 4,
@@ -165,6 +172,7 @@ static const struct kfd_device_info polaris10_device_info = {
static const struct kfd_device_info polaris11_device_info = {
.asic_family = CHIP_POLARIS11,
+ .asic_name = "polaris11",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 4,
@@ -182,6 +190,7 @@ static const struct kfd_device_info polaris11_device_info = {
static const struct kfd_device_info polaris12_device_info = {
.asic_family = CHIP_POLARIS12,
+ .asic_name = "polaris12",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 4,
@@ -199,6 +208,7 @@ static const struct kfd_device_info polaris12_device_info = {
static const struct kfd_device_info vegam_device_info = {
.asic_family = CHIP_VEGAM,
+ .asic_name = "vegam",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 4,
@@ -216,6 +226,7 @@ static const struct kfd_device_info vegam_device_info = {
static const struct kfd_device_info vega10_device_info = {
.asic_family = CHIP_VEGA10,
+ .asic_name = "vega10",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 8,
@@ -233,6 +244,7 @@ static const struct kfd_device_info vega10_device_info = {
static const struct kfd_device_info vega12_device_info = {
.asic_family = CHIP_VEGA12,
+ .asic_name = "vega12",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 8,
@@ -250,6 +262,7 @@ static const struct kfd_device_info vega12_device_info = {
static const struct kfd_device_info vega20_device_info = {
.asic_family = CHIP_VEGA20,
+ .asic_name = "vega20",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 8,
@@ -267,6 +280,7 @@ static const struct kfd_device_info vega20_device_info = {
static const struct kfd_device_info arcturus_device_info = {
.asic_family = CHIP_ARCTURUS,
+ .asic_name = "arcturus",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 8,
@@ -284,6 +298,7 @@ static const struct kfd_device_info arcturus_device_info = {
static const struct kfd_device_info navi10_device_info = {
.asic_family = CHIP_NAVI10,
+ .asic_name = "navi10",
.max_pasid_bits = 16,
.max_no_of_hqd = 24,
.doorbell_size = 8,
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index aa7bf20d20f8..7aff1f6de338 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -195,6 +195,7 @@ struct kfd_event_interrupt_class {
struct kfd_device_info {
enum amd_asic_type asic_family;
+ const char *asic_name;
const struct kfd_event_interrupt_class *event_interrupt_class;
unsigned int max_pasid_bits;
unsigned int max_no_of_hqd;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 36fa98fe858b..7551761f2aa9 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -406,8 +406,6 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
char *buffer)
{
struct kfd_topology_device *dev;
- char public_name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];
- uint32_t i;
uint32_t log_max_watch_addr;
/* Making sure that the buffer is an empty string */
@@ -422,14 +420,8 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
if (strcmp(attr->name, "name") == 0) {
dev = container_of(attr, struct kfd_topology_device,
attr_name);
- for (i = 0; i < KFD_TOPOLOGY_PUBLIC_NAME_SIZE; i++) {
- public_name[i] =
- (char)dev->node_props.marketing_name[i];
- if (dev->node_props.marketing_name[i] == 0)
- break;
- }
- public_name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE-1] = 0x0;
- return sysfs_show_str_val(buffer, public_name);
+
+ return sysfs_show_str_val(buffer, dev->node_props.name);
}
dev = container_of(attr, struct kfd_topology_device,
@@ -1274,6 +1266,10 @@ int kfd_topology_add_device(struct kfd_dev *gpu)
*/
amdgpu_amdkfd_get_cu_info(dev->gpu->kgd, &cu_info);
+
+ strncpy(dev->node_props.name, gpu->device_info->asic_name,
+ KFD_TOPOLOGY_PUBLIC_NAME_SIZE);
+
dev->node_props.simd_arrays_per_engine =
cu_info.num_shader_arrays_per_engine;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
index 276354aa0fcc..d4718d58d0f2 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
@@ -27,7 +27,7 @@
#include <linux/list.h>
#include "kfd_crat.h"
-#define KFD_TOPOLOGY_PUBLIC_NAME_SIZE 128
+#define KFD_TOPOLOGY_PUBLIC_NAME_SIZE 32
#define HSA_CAP_HOT_PLUGGABLE 0x00000001
#define HSA_CAP_ATS_PRESENT 0x00000002
@@ -81,7 +81,7 @@ struct kfd_node_properties {
int32_t drm_render_minor;
uint32_t num_sdma_engines;
uint32_t num_sdma_xgmi_engines;
- uint16_t marketing_name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];
+ char name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];
};
#define HSA_MEM_HEAP_TYPE_SYSTEM 0
--
2.17.1
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