From 2b26c58753b3f7b2f7379ad889899eba6a0454e1 Mon Sep 17 00:00:00 2001
From: Jonathan Kim <jonathan.kim@amd.com>
Date: Thu, 10 Feb 2022 14:41:20 -0500
Subject: drm/amdkfd: navi2x requires extended engines to map and unmap sdma
queues
Git-commit: 009e9a1585059ed517b8e02d0afe11128af5ddca
Patch-mainline: v5.18-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
SDMA 5.2.x queues are required to be mapped and unmapped from the extended
engines.
Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
index 9e933afe90c2..806a03566a24 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager_v9.c
@@ -179,6 +179,11 @@ static int pm_set_resources_v9(struct packet_manager *pm, uint32_t *buffer,
return 0;
}
+static inline bool pm_use_ext_eng(struct kfd_dev *dev)
+{
+ return dev->adev->ip_versions[SDMA0_HWIP][0] >= IP_VERSION(5, 2, 0);
+}
+
static int pm_map_queues_v9(struct packet_manager *pm, uint32_t *buffer,
struct queue *q, bool is_static)
{
@@ -215,7 +220,7 @@ static int pm_map_queues_v9(struct packet_manager *pm, uint32_t *buffer,
case KFD_QUEUE_TYPE_SDMA:
case KFD_QUEUE_TYPE_SDMA_XGMI:
use_static = false; /* no static queues under SDMA */
- if (q->properties.sdma_engine_id < 2)
+ if (q->properties.sdma_engine_id < 2 && !pm_use_ext_eng(q->device))
packet->bitfields2.engine_sel = q->properties.sdma_engine_id +
engine_sel__mes_map_queues__sdma0_vi;
else {
@@ -258,8 +263,10 @@ static int pm_unmap_queues_v9(struct packet_manager *pm, uint32_t *buffer,
packet->header.u32All = pm_build_pm4_header(IT_UNMAP_QUEUES,
sizeof(struct pm4_mes_unmap_queues));
- packet->bitfields2.extended_engine_sel =
+ packet->bitfields2.extended_engine_sel = pm_use_ext_eng(pm->dqm->dev) ?
+ extended_engine_sel__mes_map_queues__sdma0_to_7_sel :
extended_engine_sel__mes_unmap_queues__legacy_engine_sel;
+
packet->bitfields2.engine_sel =
engine_sel__mes_unmap_queues__compute;
--
2.38.1