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authorVictor Skvortsov <victor.skvortsov@amd.com>2024-10-30 09:45:27 -0400
committerAlex Deucher <alexander.deucher@amd.com>2024-11-11 11:55:08 -0500
commit9928509dfc2296a66cd073eb84bfae8eccf7195d (patch)
tree33a8a19ea77def8f3250dc3721350536dfd3e5c4
parent60c58d72afb81d2dc3f52f638eff5197511ac114 (diff)
drm/amdgpu: Add msg handlers for SRIOV RAS Telemetry
Add message handlers for RAS telemetry. Signed-off-by: Victor Skvortsov <victor.skvortsov@amd.com> Reviewed-by: Zhigang Luo <zhigang.luo@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c16
2 files changed, 15 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
index b650a2032c42..f6eee57338df 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -95,6 +95,7 @@ struct amdgpu_virt_ops {
void (*ras_poison_handler)(struct amdgpu_device *adev,
enum amdgpu_ras_block block);
bool (*rcvd_ras_intr)(struct amdgpu_device *adev);
+ int (*req_ras_err_count)(struct amdgpu_device *adev);
};
/*
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
index f47bd7ada4d7..4dcb72d1bdda 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
@@ -61,15 +61,18 @@ static enum idh_event xgpu_nv_mailbox_peek_msg(struct amdgpu_device *adev)
static int xgpu_nv_mailbox_rcv_msg(struct amdgpu_device *adev,
enum idh_event event)
{
+ int r = 0;
u32 reg;
reg = RREG32_NO_KIQ(mmMAILBOX_MSGBUF_RCV_DW0);
- if (reg != event)
+ if (reg == IDH_FAIL)
+ r = -EINVAL;
+ else if (reg != event)
return -ENOENT;
xgpu_nv_mailbox_send_ack(adev);
- return 0;
+ return r;
}
static uint8_t xgpu_nv_peek_ack(struct amdgpu_device *adev)
@@ -178,6 +181,9 @@ send_request:
if (data1 != 0)
event = IDH_RAS_POISON_READY;
break;
+ case IDH_REQ_RAS_ERROR_COUNT:
+ event = IDH_RAS_ERROR_COUNT_READY;
+ break;
default:
break;
}
@@ -456,6 +462,11 @@ static bool xgpu_nv_rcvd_ras_intr(struct amdgpu_device *adev)
return (msg == IDH_RAS_ERROR_DETECTED || msg == 0xFFFFFFFF);
}
+static int xgpu_nv_req_ras_err_count(struct amdgpu_device *adev)
+{
+ return xgpu_nv_send_access_requests(adev, IDH_REQ_RAS_ERROR_COUNT);
+}
+
const struct amdgpu_virt_ops xgpu_nv_virt_ops = {
.req_full_gpu = xgpu_nv_request_full_gpu_access,
.rel_full_gpu = xgpu_nv_release_full_gpu_access,
@@ -466,4 +477,5 @@ const struct amdgpu_virt_ops xgpu_nv_virt_ops = {
.trans_msg = xgpu_nv_mailbox_trans_msg,
.ras_poison_handler = xgpu_nv_ras_poison_handler,
.rcvd_ras_intr = xgpu_nv_rcvd_ras_intr,
+ .req_ras_err_count = xgpu_nv_req_ras_err_count,
};