3e5111
From e971b5b913bc215ffb82419ae3db24a17ea094e8 Mon Sep 17 00:00:00 2001
3e5111
Message-Id: <e971b5b913bc215ffb82419ae3db24a17ea094e8@dist-git>
3e5111
From: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?=
3e5111
 <marmarek@invisiblethingslab.com>
3e5111
Date: Wed, 24 May 2017 12:56:09 -0400
3e5111
Subject: [PATCH] pci: fix link maximum speed detection
3e5111
MIME-Version: 1.0
3e5111
Content-Type: text/plain; charset=UTF-8
3e5111
Content-Transfer-Encoding: 8bit
3e5111
3e5111
Commit 8e09663 "pci: recognize/report GEN4 (PCIe 4.0) card 16GT/s Link
3e5111
speed" introduced another speed into enum, but mistakenly also altered
3e5111
field width, so one bit of link width was included there.
3e5111
3e5111
Resolves: https://bugzilla.redhat.com/1455017
3e5111
3e5111
Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
3e5111
(cherry picked from commit 1128769f9ee50bb250333a5a5d276afbe74711ea)
3e5111
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
3e5111
---
3e5111
 src/util/virpci.c | 2 +-
3e5111
 1 file changed, 1 insertion(+), 1 deletion(-)
3e5111
3e5111
diff --git a/src/util/virpci.c b/src/util/virpci.c
3e5111
index c89b94b5f..a2db65d7d 100644
3e5111
--- a/src/util/virpci.c
3e5111
+++ b/src/util/virpci.c
3e5111
@@ -147,7 +147,7 @@ struct _virPCIDeviceList {
3e5111
 #define PCI_EXP_DEVCAP          0x4     /* Device capabilities */
3e5111
 #define PCI_EXP_DEVCAP_FLR     (1<<28)  /* Function Level Reset */
3e5111
 #define PCI_EXP_LNKCAP          0xc     /* Link Capabilities */
3e5111
-#define PCI_EXP_LNKCAP_SPEED    0x0001f /* Maximum Link Speed */
3e5111
+#define PCI_EXP_LNKCAP_SPEED    0x0000f /* Maximum Link Speed */
3e5111
 #define PCI_EXP_LNKCAP_WIDTH    0x003f0 /* Maximum Link Width */
3e5111
 #define PCI_EXP_LNKSTA          0x12    /* Link Status */
3e5111
 #define PCI_EXP_LNKSTA_SPEED    0x000f  /* Negotiated Link Speed */
3e5111
-- 
3e5111
2.13.0
3e5111