diff mbox series

[V2,2/2] lspci: Decode 10-Bit Tag Requester Enable

Message ID 1598698722-126013-3-git-send-email-liudongdong3@huawei.com (mailing list archive)
State Not Applicable, archived
Delegated to: Bjorn Helgaas
Headers show
Series lspci: Decode 10-Bit Tag Requester Enable | expand

Commit Message

Dongdong Liu Aug. 29, 2020, 10:58 a.m. UTC 
Decode 10-Bit Tag Requester Enable bit in Device Control 2 Register.

Sample output changes:

  - DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- LTR- OBFF Disabled, ARIFwd-
  + DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- LTR- 10BitTagReq- OBFF Disabled, ARIFwd-

Signed-off-by: Dongdong Liu <liudongdong3@huawei.com>
---
 lib/header.h | 1 +
 ls-caps.c    | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/lib/header.h b/lib/header.h
index b5d8863..9491d14 100644
--- a/lib/header.h
+++ b/lib/header.h
@@ -900,6 +900,7 @@ 
 #define  PCI_EXP_DEVCTL2_ATOMICOP_REQUESTER_EN	0x0040	/* AtomicOp RequesterEnable */
 #define  PCI_EXP_DEVCTL2_ATOMICOP_EGRESS_BLOCK	0x0080	/* AtomicOp Egress Blocking */
 #define  PCI_EXP_DEVCTL2_LTR		0x0400	/* LTR enabled */
+#define  PCI_EXP_DEVCTL2_10BIT_TAG_REQ	0x1000 /* 10 Bit Tag Requester enabled */
 #define  PCI_EXP_DEVCTL2_OBFF(x)		(((x) >> 13) & 3) /* OBFF enabled */
 #define PCI_EXP_DEVSTA2			0x2a	/* Device Status */
 #define PCI_EXP_LNKCAP2			0x2c	/* Link Capabilities */
diff --git a/ls-caps.c b/ls-caps.c
index a068fd3..b616a4b 100644
--- a/ls-caps.c
+++ b/ls-caps.c
@@ -1134,10 +1134,11 @@  static void cap_express_dev2(struct device *d, int where, int type)
     }
 
   w = get_conf_word(d, where + PCI_EXP_DEVCTL2);
-  printf("\t\tDevCtl2: Completion Timeout: %s, TimeoutDis%c LTR%c OBFF %s,",
+  printf("\t\tDevCtl2: Completion Timeout: %s, TimeoutDis%c LTR%c 10BitTagReq%c OBFF %s,",
 	cap_express_dev2_timeout_value(PCI_EXP_DEVCTL2_TIMEOUT_VALUE(w)),
 	FLAG(w, PCI_EXP_DEVCTL2_TIMEOUT_DIS),
 	FLAG(w, PCI_EXP_DEVCTL2_LTR),
+	FLAG(w, PCI_EXP_DEVCTL2_10BIT_TAG_REQ),
 	cap_express_devctl2_obff(PCI_EXP_DEVCTL2_OBFF(w)));
   if (type == PCI_EXP_TYPE_ROOT_PORT || type == PCI_EXP_TYPE_DOWNSTREAM)
     printf(" ARIFwd%c\n", FLAG(w, PCI_EXP_DEVCTL2_ARI));