From: Ben Goz <ben.goz@amd.com>
Date: Fri, 8 Dec 2017 23:09:02 -0500
Subject: drm/amdkfd: Add AQL Queue Memory flag on topology
Git-commit: 413e85d5d38f9b000561b6b9adf4182803b50af0
Patch-mainline: v4.16-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
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>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 4 ++++
drivers/gpu/drm/amd/amdkfd/kfd_topology.h | 1 +
2 files changed, 5 insertions(+)
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -455,6 +455,10 @@ static ssize_t node_show(struct kobject
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);
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
@@ -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;