In sriov multiple vf, Set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_MODE to 1 to read
WPTR from MQD.
Signed-off-by: Emily Deng <emily.d...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 2 +-
.../gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c | 23 +++++++++++++++++--
2 files changed, 22 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
index 2ba185875baa..42251f2b9741 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
@@ -1857,7 +1857,7 @@ static int gfx_v9_4_3_xcc_mqd_init(struct amdgpu_ring
*ring, int xcc_id)
DOORBELL_SOURCE, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_HIT, 0);
- if (amdgpu_sriov_vf(adev))
+ if (amdgpu_sriov_multi_vf_mode(adev))
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_MODE, 1);
} else {
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c
b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c
index ff417d5361c4..9e08bcfa37d3 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c
@@ -551,7 +551,7 @@ static void init_mqd_hiq_v9_4_3(struct mqd_manager *mm,
void **mqd,
m->cp_hqd_pq_control |= CP_HQD_PQ_CONTROL__NO_UPDATE_RPTR_MASK |
1 <<
CP_HQD_PQ_CONTROL__PRIV_STATE__SHIFT |
1 <<
CP_HQD_PQ_CONTROL__KMD_QUEUE__SHIFT;
- if (amdgpu_sriov_vf(mm->dev->adev))
+ if (amdgpu_sriov_multi_vf_mode(mm->dev->adev))
m->cp_hqd_pq_doorbell_control |= 1 <<
CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_MODE__SHIFT;
m->cp_mqd_stride_size = kfd_hiq_mqd_stride(mm->dev);
@@ -724,6 +724,9 @@ static void update_mqd_v9_4_3(struct mqd_manager *mm, void
*mqd,
m = get_mqd(mqd + size * xcc);
update_mqd(mm, m, q, minfo);
+ if (amdgpu_sriov_multi_vf_mode(mm->dev->adev))
+ m->cp_hqd_pq_doorbell_control |= 1 <<
+
CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_MODE__SHIFT;
update_cu_mask(mm, m, minfo, xcc);
if (q->format == KFD_QUEUE_FORMAT_AQL) {
@@ -746,6 +749,21 @@ static void update_mqd_v9_4_3(struct mqd_manager *mm, void
*mqd,
}
}
+static void restore_mqd_v9_4_3(struct mqd_manager *mm, void **mqd,
+ struct kfd_mem_obj *mqd_mem_obj, uint64_t *gart_addr,
+ struct queue_properties *qp,
+ const void *mqd_src,
+ const void *ctl_stack_src, u32 ctl_stack_size)
+{
+ restore_mqd(mm, mqd, mqd_mem_obj, gart_addr, qp, mqd_src,
ctl_stack_src, ctl_stack_size);
+ if (amdgpu_sriov_multi_vf_mode(mm->dev->adev)) {
+ struct v9_mqd *m;
+
+ m = (struct v9_mqd *) mqd_mem_obj->cpu_ptr;
+ m->cp_hqd_pq_doorbell_control |= 1 <<
+
CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_MODE__SHIFT;
+ }
+}
static int destroy_mqd_v9_4_3(struct mqd_manager *mm, void *mqd,
enum kfd_preempt_type type, unsigned int timeout,
uint32_t pipe_id, uint32_t queue_id)
@@ -880,7 +898,6 @@ struct mqd_manager *mqd_manager_init_v9(enum KFD_MQD_TYPE
type,
mqd->is_occupied = kfd_is_occupied_cp;
mqd->get_checkpoint_info = get_checkpoint_info;
mqd->checkpoint_mqd = checkpoint_mqd;
- mqd->restore_mqd = restore_mqd;
mqd->mqd_size = sizeof(struct v9_mqd);
mqd->mqd_stride = mqd_stride_v9;
#if defined(CONFIG_DEBUG_FS)
@@ -892,12 +909,14 @@ struct mqd_manager *mqd_manager_init_v9(enum KFD_MQD_TYPE
type,
mqd->init_mqd = init_mqd_v9_4_3;
mqd->load_mqd = load_mqd_v9_4_3;
mqd->update_mqd = update_mqd_v9_4_3;
+ mqd->restore_mqd = restore_mqd_v9_4_3;
mqd->destroy_mqd = destroy_mqd_v9_4_3;
mqd->get_wave_state = get_wave_state_v9_4_3;
} else {
mqd->init_mqd = init_mqd;
mqd->load_mqd = load_mqd;
mqd->update_mqd = update_mqd;
+ mqd->restore_mqd = restore_mqd;
mqd->destroy_mqd = kfd_destroy_mqd_cp;
mqd->get_wave_state = get_wave_state;
}
--
2.34.1
