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drm/amdkfd: Add AQL Queue Memory flag on topology 

This is needed for enabling a user-mode workaround for an AQL queue
wrapping HW bug on Tonga.

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Ben Goz 2017-12-08 23:09:02 -05:00 committed by Oded Gabbay
parent 70f372bffc
commit 413e85d5d3
2 changed files with 5 additions and 0 deletions
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4
drivers/gpu/drm/amd/amdkfd/kfd_topology.c
View File

@ -455,6 +455,10 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
HSA_CAP_WATCH_POINTS_TOTALBITS_MASK);
}
if (dev->gpu->device_info->asic_family == CHIP_TONGA)
dev->node_props.capability |=
HSA_CAP_AQL_QUEUE_DOUBLE_MAP;
sysfs_show_32bit_prop(buffer, "max_engine_clk_fcompute",
dev->node_props.max_engine_clk_fcompute);

1
drivers/gpu/drm/amd/amdkfd/kfd_topology.h
View File

@ -45,6 +45,7 @@
#define HSA_CAP_DOORBELL_TYPE_PRE_1_0 0x0
#define HSA_CAP_DOORBELL_TYPE_1_0 0x1
#define HSA_CAP_AQL_QUEUE_DOUBLE_MAP 0x00004000
struct kfd_node_properties {
uint32_t cpu_cores_count;