summaryrefslogtreecommitdiff
path: root/drivers/misc
diff options
context:
space:
mode:
authorOded Gabbay <oded.gabbay@gmail.com>2020-09-23 23:56:18 +0300
committerOded Gabbay <oded.gabbay@gmail.com>2020-09-25 14:44:21 +0300
commiteab1f6e7b035896a03e9683d3a80c6bd33b83476 (patch)
tree9269394498230e20e77ce9ab1f48e6f88b61a94d /drivers/misc
parent3c3aa5dbd65915abaa87d91330f4463c99d0df44 (diff)
downloadlinux-eab1f6e7b035896a03e9683d3a80c6bd33b83476.tar.xz
habanalabs: add notice of device not idle
The device should be idle after a context is closed. If not, print a notice. Reviewed-by: Tomer Tayar <ttayar@habana.ai> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/habanalabs/common/context.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/misc/habanalabs/common/context.c b/drivers/misc/habanalabs/common/context.c
index bd03ef074eed..7a59dd7c6450 100644
--- a/drivers/misc/habanalabs/common/context.c
+++ b/drivers/misc/habanalabs/common/context.c
@@ -12,6 +12,7 @@
static void hl_ctx_fini(struct hl_ctx *ctx)
{
struct hl_device *hdev = ctx->hdev;
+ u64 idle_mask = 0;
int i;
/*
@@ -42,6 +43,13 @@ static void hl_ctx_fini(struct hl_ctx *ctx)
hl_cb_va_pool_fini(ctx);
hl_vm_ctx_fini(ctx);
hl_asid_free(hdev, ctx->asid);
+
+ if ((!hdev->pldm) && (hdev->pdev) &&
+ (!hdev->asic_funcs->is_device_idle(hdev,
+ &idle_mask, NULL)))
+ dev_notice(hdev->dev,
+ "device not idle after user context is closed (0x%llx)\n",
+ idle_mask);
} else {
dev_dbg(hdev->dev, "closing kernel context\n");
hl_mmu_ctx_fini(ctx);