From: Tony Krowiak <akrowiak@linux.vnet.ibm.com>
To: linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org
Cc: freude@de.ibm.com, schwidefsky@de.ibm.com,
heiko.carstens@de.ibm.com, borntraeger@de.ibm.com,
cohuck@redhat.com, kwankhede@nvidia.com,
bjsdjshi@linux.vnet.ibm.com, pbonzini@redhat.com,
alex.williamson@redhat.com, pmorel@linux.vnet.ibm.com,
alifm@linux.vnet.ibm.com, mjrosato@linux.vnet.ibm.com,
jjherne@linux.vnet.ibm.com, thuth@redhat.com,
pasic@linux.vnet.ibm.com, berrange@redhat.com,
fiuczy@linux.vnet.ibm.com, buendgen@de.ibm.com,
akrowiak@linux.vnet.ibm.com, frankja@linux.ibm.com
Subject: [PATCH v8 01/22] s390/zcrypt: Add ZAPQ inline function.
Date: Wed, 8 Aug 2018 10:44:11 -0400 [thread overview]
Message-ID: <1533739472-7172-2-git-send-email-akrowiak@linux.vnet.ibm.com> (raw)
In-Reply-To: <1533739472-7172-1-git-send-email-akrowiak@linux.vnet.ibm.com>
From: Harald Freudenberger <freude@de.ibm.com>
Added new inline function ap_pqap_zapq()
which is a C inline function wrapper for
the AP PQAP(ZAPQ) instruction.
Signed-off-by: Harald Freudenberger <freude@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Tony Krowiak <akrowiak@linux.ibm.com>
---
drivers/s390/crypto/ap_asm.h | 19 +++++++++++++++++++
1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/drivers/s390/crypto/ap_asm.h b/drivers/s390/crypto/ap_asm.h
index 16b59ce..b22d30a 100644
--- a/drivers/s390/crypto/ap_asm.h
+++ b/drivers/s390/crypto/ap_asm.h
@@ -70,6 +70,25 @@ static inline struct ap_queue_status ap_rapq(ap_qid_t qid)
}
/**
+ * ap_pqap_zapq(): Reset and zeroize adjunct processor queue.
+ * @qid: The AP queue number
+ *
+ * Returns AP queue status structure.
+ */
+static inline struct ap_queue_status ap_zapq(ap_qid_t qid)
+{
+ register unsigned long reg0 asm ("0") = qid | (2UL << 24);
+ register struct ap_queue_status reg1 asm ("1");
+
+ asm volatile(
+ ".long 0xb2af0000" /* PQAP(ZAPQ) */
+ : "=d" (reg1)
+ : "d" (reg0)
+ : "cc");
+ return reg1;
+}
+
+/**
* ap_aqic(): Control interruption for a specific AP.
* @qid: The AP queue number
* @qirqctrl: struct ap_qirq_ctrl (64 bit value)
--
1.7.1
next prev parent reply other threads:[~2018-08-08 14:44 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-08 14:44 [PATCH v8 00/22] vfio-ap: guest dedicated crypto adapters Tony Krowiak
2018-08-08 14:44 ` Tony Krowiak [this message]
2018-08-08 14:44 ` [PATCH v8 02/22] s390/zcrypt: Review inline assembler constraints Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 03/22] s390/zcrypt: Show load of cards and queues in sysfs Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 04/22] s390/zcrypt: Integrate ap_asm.h into include/asm/ap.h Tony Krowiak
2018-08-09 9:06 ` Cornelia Huck
2018-08-09 9:17 ` Harald Freudenberger
2018-08-09 13:45 ` Harald Freudenberger
2018-08-09 16:06 ` Tony Krowiak
2018-08-10 8:49 ` Cornelia Huck
2018-08-10 9:37 ` Harald Freudenberger
2018-08-10 15:53 ` Tony Krowiak
2018-08-10 15:50 ` Tony Krowiak
2018-08-09 15:18 ` Tony Krowiak
2018-08-09 15:43 ` Heiko Carstens
2018-08-09 16:55 ` Tony Krowiak
2018-08-13 9:24 ` Harald Freudenberger
2018-08-13 9:34 ` Cornelia Huck
2018-08-08 14:44 ` [PATCH v8 05/22] KVM: s390: vsie: simulate VCPU SIE entry/exit Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 06/22] KVM: s390: introduce and use KVM_REQ_VSIE_RESTART Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 07/22] KVM: s390: refactor crypto initialization Tony Krowiak
2018-08-09 5:58 ` Janosch Frank
2018-08-10 16:13 ` Tony Krowiak
2018-08-09 8:25 ` David Hildenbrand
2018-08-09 19:54 ` Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 08/22] s390: vfio-ap: base implementation of VFIO AP device driver Tony Krowiak
2018-08-09 10:12 ` Cornelia Huck
2018-08-08 14:44 ` [PATCH v8 09/22] s390: vfio-ap: register matrix device with VFIO mdev framework Tony Krowiak
2018-08-09 11:06 ` Cornelia Huck
2018-08-09 16:27 ` Pierre Morel
2018-08-10 8:59 ` Cornelia Huck
2018-08-08 14:44 ` [PATCH v8 10/22] s390: vfio-ap: sysfs interfaces to configure adapters Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 11/22] s390: vfio-ap: sysfs interfaces to configure domains Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 12/22] s390: vfio-ap: sysfs interfaces to configure control domains Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 13/22] s390: vfio-ap: sysfs interface to view matrix mdev matrix Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 14/22] KVM: s390: interfaces to clear CRYCB masks Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 15/22] s390: vfio-ap: implement mediated device open callback Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 16/22] s390: vfio-ap: implement VFIO_DEVICE_GET_INFO ioctl Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 17/22] s390: vfio-ap: zeroize the AP queues Tony Krowiak
2018-08-10 9:14 ` Cornelia Huck
2018-08-10 10:49 ` Pierre Morel
2018-08-10 11:16 ` Cornelia Huck
2018-08-10 16:24 ` Tony Krowiak
2018-08-13 6:57 ` Cornelia Huck
2018-08-08 14:44 ` [PATCH v8 18/22] s390: vfio-ap: implement VFIO_DEVICE_RESET ioctl Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 19/22] KVM: s390: Clear Crypto Control Block when using vSIE Tony Krowiak
2018-08-09 8:10 ` David Hildenbrand
2018-08-09 8:50 ` Pierre Morel
2018-08-09 8:57 ` Pierre Morel
2018-08-08 14:44 ` [PATCH v8 20/22] KVM: s390: Handling of Cypto control block in VSIE Tony Krowiak
2018-08-09 6:20 ` Janosch Frank
2018-08-09 7:33 ` Pierre Morel
2018-08-08 14:44 ` [PATCH v8 21/22] KVM: s390: CPU model support for AP virtualization Tony Krowiak
2018-08-09 8:17 ` David Hildenbrand
2018-08-09 8:34 ` Harald Freudenberger
2018-08-09 20:27 ` Tony Krowiak
2018-08-08 14:44 ` [PATCH v8 22/22] s390: doc: detailed specifications " Tony Krowiak
2018-08-08 15:06 ` [PATCH v8 00/22] vfio-ap: guest dedicated crypto adapters Janosch Frank
2018-08-08 16:25 ` Cornelia Huck
2018-08-08 22:52 ` Tony Krowiak
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