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accel/amdxdna: Clear sva pointer after unbind

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Add client->sva = NULL after the unbind makes it consistent with how
amdxdna_sva_fini() already clears the pointer after unbinding. The
IS_ERR_OR_NULL guard in sva_fini will then correctly skip the second
unbind.

Fixes: 3cc5d7a595 ("accel/amdxdna: Add carveout memory support for non-IOMMU systems")
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
Signed-off-by: Lizhi Hou <lizhi.hou@amd.com>
Link: https://patch.msgid.link/20260604202815.2425882-1-lizhi.hou@amd.com
This commit is contained in:
Lizhi Hou
2026-06-04 13:28:15 -07:00
parent b08472db93
commit 2db6ddf1cb
1 changed files with 1 additions and 0 deletions
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1
drivers/accel/amdxdna/amdxdna_pci_drv.c
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@@ -87,6 +87,7 @@ static int amdxdna_sva_init(struct amdxdna_client *client)
client->pasid = iommu_sva_get_pasid(client->sva);
if (client->pasid == IOMMU_PASID_INVALID) {
iommu_sva_unbind_device(client->sva);
client->sva = NULL;
XDNA_ERR(xdna, "SVA get pasid failed");
return -ENODEV;
}