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authorGreg Kroah-Hartman2019-06-23 13:29:03 +0200
committerGreg Kroah-Hartman2019-06-23 13:29:03 +0200
commit90b45399b4418a3542fe096b92840b3bf235e78e (patch)
treea75e3e37503be4fe4c7d718248bd5a844c8705e1 /drivers/misc/habanalabs/context.c
parente39956c0d35efc36acbead9fc624a9ffd7d7ab82 (diff)
parent4b972a01a7da614b4796475f933094751a295a2f (diff)
Merge 5.2-rc6 into staging-next
We want the fixes and this resolves a merge issue as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/habanalabs/context.c')
-rw-r--r--drivers/misc/habanalabs/context.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/misc/habanalabs/context.c b/drivers/misc/habanalabs/context.c
index 4804cdcf4c48..f4c92f110a72 100644
--- a/drivers/misc/habanalabs/context.c
+++ b/drivers/misc/habanalabs/context.c
@@ -26,6 +26,12 @@ static void hl_ctx_fini(struct hl_ctx *ctx)
dma_fence_put(ctx->cs_pending[i]);
if (ctx->asid != HL_KERNEL_ASID_ID) {
+ /*
+ * The engines are stopped as there is no executing CS, but the
+ * Coresight might be still working by accessing addresses
+ * related to the stopped engines. Hence stop it explicitly.
+ */
+ hdev->asic_funcs->halt_coresight(hdev);
hl_vm_ctx_fini(ctx);
hl_asid_free(hdev, ctx->asid);
}