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path: root/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_topology.c')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_topology.c155
1 files changed, 84 insertions, 71 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index cca1708fd81..498399323a8 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -27,6 +27,7 @@
#include <linux/acpi.h>
#include <linux/hash.h>
#include <linux/cpufreq.h>
+#include <linux/log2.h>
#include "kfd_priv.h"
#include "kfd_crat.h"
@@ -630,10 +631,10 @@ static struct kobj_type cache_type = {
static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
char *buffer)
{
- ssize_t ret;
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 */
buffer[0] = 0;
@@ -641,8 +642,10 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
if (strcmp(attr->name, "gpu_id") == 0) {
dev = container_of(attr, struct kfd_topology_device,
attr_gpuid);
- ret = sysfs_show_32bit_val(buffer, dev->gpu_id);
- } else if (strcmp(attr->name, "name") == 0) {
+ return sysfs_show_32bit_val(buffer, dev->gpu_id);
+ }
+
+ 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++) {
@@ -652,80 +655,90 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
break;
}
public_name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE-1] = 0x0;
- ret = sysfs_show_str_val(buffer, public_name);
- } else {
- dev = container_of(attr, struct kfd_topology_device,
- attr_props);
- sysfs_show_32bit_prop(buffer, "cpu_cores_count",
- dev->node_props.cpu_cores_count);
- sysfs_show_32bit_prop(buffer, "simd_count",
- dev->node_props.simd_count);
-
- if (dev->mem_bank_count < dev->node_props.mem_banks_count) {
- pr_warn("kfd: mem_banks_count truncated from %d to %d\n",
- dev->node_props.mem_banks_count,
- dev->mem_bank_count);
- sysfs_show_32bit_prop(buffer, "mem_banks_count",
- dev->mem_bank_count);
- } else {
- sysfs_show_32bit_prop(buffer, "mem_banks_count",
- dev->node_props.mem_banks_count);
- }
+ return sysfs_show_str_val(buffer, public_name);
+ }
- sysfs_show_32bit_prop(buffer, "caches_count",
- dev->node_props.caches_count);
- sysfs_show_32bit_prop(buffer, "io_links_count",
- dev->node_props.io_links_count);
- sysfs_show_32bit_prop(buffer, "cpu_core_id_base",
- dev->node_props.cpu_core_id_base);
- sysfs_show_32bit_prop(buffer, "simd_id_base",
- dev->node_props.simd_id_base);
- sysfs_show_32bit_prop(buffer, "capability",
- dev->node_props.capability);
- sysfs_show_32bit_prop(buffer, "max_waves_per_simd",
- dev->node_props.max_waves_per_simd);
- sysfs_show_32bit_prop(buffer, "lds_size_in_kb",
- dev->node_props.lds_size_in_kb);
- sysfs_show_32bit_prop(buffer, "gds_size_in_kb",
- dev->node_props.gds_size_in_kb);
- sysfs_show_32bit_prop(buffer, "wave_front_size",
- dev->node_props.wave_front_size);
- sysfs_show_32bit_prop(buffer, "array_count",
- dev->node_props.array_count);
- sysfs_show_32bit_prop(buffer, "simd_arrays_per_engine",
- dev->node_props.simd_arrays_per_engine);
- sysfs_show_32bit_prop(buffer, "cu_per_simd_array",
- dev->node_props.cu_per_simd_array);
- sysfs_show_32bit_prop(buffer, "simd_per_cu",
- dev->node_props.simd_per_cu);
- sysfs_show_32bit_prop(buffer, "max_slots_scratch_cu",
- dev->node_props.max_slots_scratch_cu);
- sysfs_show_32bit_prop(buffer, "vendor_id",
- dev->node_props.vendor_id);
- sysfs_show_32bit_prop(buffer, "device_id",
- dev->node_props.device_id);
- sysfs_show_32bit_prop(buffer, "location_id",
- dev->node_props.location_id);
-
- if (dev->gpu) {
- sysfs_show_32bit_prop(buffer, "max_engine_clk_fcompute",
- kfd2kgd->get_max_engine_clock_in_mhz(
- dev->gpu->kgd));
- sysfs_show_64bit_prop(buffer, "local_mem_size",
- kfd2kgd->get_vmem_size(dev->gpu->kgd));
-
- sysfs_show_32bit_prop(buffer, "fw_version",
- kfd2kgd->get_fw_version(
- dev->gpu->kgd,
- KGD_ENGINE_MEC1));
+ dev = container_of(attr, struct kfd_topology_device,
+ attr_props);
+ sysfs_show_32bit_prop(buffer, "cpu_cores_count",
+ dev->node_props.cpu_cores_count);
+ sysfs_show_32bit_prop(buffer, "simd_count",
+ dev->node_props.simd_count);
+
+ if (dev->mem_bank_count < dev->node_props.mem_banks_count) {
+ pr_warn("kfd: mem_banks_count truncated from %d to %d\n",
+ dev->node_props.mem_banks_count,
+ dev->mem_bank_count);
+ sysfs_show_32bit_prop(buffer, "mem_banks_count",
+ dev->mem_bank_count);
+ } else {
+ sysfs_show_32bit_prop(buffer, "mem_banks_count",
+ dev->node_props.mem_banks_count);
+ }
+ sysfs_show_32bit_prop(buffer, "caches_count",
+ dev->node_props.caches_count);
+ sysfs_show_32bit_prop(buffer, "io_links_count",
+ dev->node_props.io_links_count);
+ sysfs_show_32bit_prop(buffer, "cpu_core_id_base",
+ dev->node_props.cpu_core_id_base);
+ sysfs_show_32bit_prop(buffer, "simd_id_base",
+ dev->node_props.simd_id_base);
+ sysfs_show_32bit_prop(buffer, "capability",
+ dev->node_props.capability);
+ sysfs_show_32bit_prop(buffer, "max_waves_per_simd",
+ dev->node_props.max_waves_per_simd);
+ sysfs_show_32bit_prop(buffer, "lds_size_in_kb",
+ dev->node_props.lds_size_in_kb);
+ sysfs_show_32bit_prop(buffer, "gds_size_in_kb",
+ dev->node_props.gds_size_in_kb);
+ sysfs_show_32bit_prop(buffer, "wave_front_size",
+ dev->node_props.wave_front_size);
+ sysfs_show_32bit_prop(buffer, "array_count",
+ dev->node_props.array_count);
+ sysfs_show_32bit_prop(buffer, "simd_arrays_per_engine",
+ dev->node_props.simd_arrays_per_engine);
+ sysfs_show_32bit_prop(buffer, "cu_per_simd_array",
+ dev->node_props.cu_per_simd_array);
+ sysfs_show_32bit_prop(buffer, "simd_per_cu",
+ dev->node_props.simd_per_cu);
+ sysfs_show_32bit_prop(buffer, "max_slots_scratch_cu",
+ dev->node_props.max_slots_scratch_cu);
+ sysfs_show_32bit_prop(buffer, "vendor_id",
+ dev->node_props.vendor_id);
+ sysfs_show_32bit_prop(buffer, "device_id",
+ dev->node_props.device_id);
+ sysfs_show_32bit_prop(buffer, "location_id",
+ dev->node_props.location_id);
+
+ if (dev->gpu) {
+ log_max_watch_addr =
+ __ilog2_u32(dev->gpu->device_info->num_of_watch_points);
+
+ if (log_max_watch_addr) {
+ dev->node_props.capability |=
+ HSA_CAP_WATCH_POINTS_SUPPORTED;
+
+ dev->node_props.capability |=
+ ((log_max_watch_addr <<
+ HSA_CAP_WATCH_POINTS_TOTALBITS_SHIFT) &
+ HSA_CAP_WATCH_POINTS_TOTALBITS_MASK);
}
- ret = sysfs_show_32bit_prop(buffer, "max_engine_clk_ccompute",
- cpufreq_quick_get_max(0)/1000);
+ sysfs_show_32bit_prop(buffer, "max_engine_clk_fcompute",
+ kfd2kgd->get_max_engine_clock_in_mhz(
+ dev->gpu->kgd));
+ sysfs_show_64bit_prop(buffer, "local_mem_size",
+ kfd2kgd->get_vmem_size(dev->gpu->kgd));
+
+ sysfs_show_32bit_prop(buffer, "fw_version",
+ kfd2kgd->get_fw_version(
+ dev->gpu->kgd,
+ KGD_ENGINE_MEC1));
}
- return ret;
+ return sysfs_show_32bit_prop(buffer, "max_engine_clk_ccompute",
+ cpufreq_quick_get_max(0)/1000);
}
static const struct sysfs_ops node_ops = {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-13 12:30:24 +0000