[Qemu-devel] [PATCH 2/4] tpm: CRB: Reset Granted flag when relinquishing locality

From: Stefan Berger <stefanb@linux.vnet.ibm.com>
To: qemu-devel@nongnu.org
Cc: marcandre.lureau@redhat.com, Stefan Berger <stefanb@linux.vnet.ibm.com>
Subject: [Qemu-devel] [PATCH 2/4] tpm: CRB: Reset Granted flag when relinquishing locality
Date: Wed, 28 Mar 2018 16:59:19 -0400	[thread overview]
Message-ID: <1522270761-29646-3-git-send-email-stefanb@linux.vnet.ibm.com> (raw)
In-Reply-To: <1522270761-29646-1-git-send-email-stefanb@linux.vnet.ibm.com>

Reset the Granted flag when relinquishing a locality.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
---
 hw/tpm/tpm_crb.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/hw/tpm/tpm_crb.c b/hw/tpm/tpm_crb.c
index e728b55..ee6c87e 100644
--- a/hw/tpm/tpm_crb.c
+++ b/hw/tpm/tpm_crb.c
@@ -145,6 +145,8 @@ static void tpm_crb_mmio_write(void *opaque, hwaddr addr,
         case CRB_LOC_CTRL_RELINQUISH:
             ARRAY_FIELD_DP32(s->regs, CRB_LOC_STATE,
                              locAssigned, 0);
+            ARRAY_FIELD_DP32(s->regs, CRB_LOC_STS,
+                             Granted, 0);
             break;
         case CRB_LOC_CTRL_REQUEST_ACCESS:
             ARRAY_FIELD_DP32(s->regs, CRB_LOC_STS,
-- 
2.5.5
