From: Mario Limonciello (AMD) <superm1@kernel.org>
Date: Sat, 13 Dec 2025 05:44:47 +0000 (-0600)
Subject: accel/amdxdna: Block running under a hypervisor
X-Git-Tag: v6.18.6~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6a2049b7391b5cd92839d350614b4e00fa3dfb2f;p=thirdparty%2Fkernel%2Fstable.git

accel/amdxdna: Block running under a hypervisor

[ Upstream commit 7bbf6d15e935abbb3d604c1fa157350e84a26f98 ]

SVA support is required, which isn't configured by hypervisor
solutions.

Closes: https://github.com/QubesOS/qubes-issues/issues/10275
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4656
Reviewed-by: Lizhi Hou <lizhi.hou@amd.com>
Link: https://patch.msgid.link/20251213054513.87925-1-superm1@kernel.org
Signed-off-by: Mario Limonciello (AMD) <superm1@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/accel/amdxdna/aie2_pci.c b/drivers/accel/amdxdna/aie2_pci.c
index 43f725e1a2d76..6e07793bbeacf 100644
--- a/drivers/accel/amdxdna/aie2_pci.c
+++ b/drivers/accel/amdxdna/aie2_pci.c
@@ -17,6 +17,7 @@
 #include <linux/iopoll.h>
 #include <linux/pci.h>
 #include <linux/xarray.h>
+#include <asm/hypervisor.h>
 
 #include "aie2_msg_priv.h"
 #include "aie2_pci.h"
@@ -486,6 +487,11 @@ static int aie2_init(struct amdxdna_dev *xdna)
 	unsigned long bars = 0;
 	int i, nvec, ret;
 
+	if (!hypervisor_is_type(X86_HYPER_NATIVE)) {
+		XDNA_ERR(xdna, "Running under hypervisor not supported");
+		return -EINVAL;
+	}
+
 	ndev = drmm_kzalloc(&xdna->ddev, sizeof(*ndev), GFP_KERNEL);
 	if (!ndev)
 		return -ENOMEM;