platform/x86/amd/hsmp: Fix iomem handling

Since the metrics table is marked as io memory, use memcpy_fromio()
when copying its contents.

Compile-tested only.

Fixes: 5150542 ("platform/x86/amd/hsmp: add support for metrics tbl")
Signed-off-by: Armin Wolf <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Ilpo Järvinen <[email protected]>
Signed-off-by: Ilpo Järvinen <[email protected]>

Author: Wer-Wolf

drivers/platform/x86/amd/hsmp.c

@@ -362,7 +362,7 @@ static ssize_t hsmp_metric_tbl_read(struct file *filp, struct kobject *kobj,
 	ret = hsmp_send_message(&msg);
 	if (ret)
 		return ret;
-	memcpy(buf, sock->metric_tbl_addr, bin_attr->size);
+	memcpy_fromio(buf, sock->metric_tbl_addr, bin_attr->size);
 
 	return bin_attr->size;
 }