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authorChristophe Ricard <christophe.ricard@gmail.com>2015-03-31 08:02:21 +0200
committerSamuel Ortiz <sameo@linux.intel.com>2015-04-06 00:19:05 +0200
commit1f74f323e2c30b7fd53f6ad16c1990f2c80bbfc0 (patch)
tree5ff92f9e330fb1e5d41238f4bcaf52dfde7af2d5 /include/net/nfc
parent05db6e94fe7f63e10df94bd628a033b2ecb0bf7b (diff)
nfc: nci: Add comment to explain NCI_HCI_MAX_PIPES
According to specification etsi 102 622 chapter 4.4 pipes identifier is 7 bits long giving a 127 possible pipes value. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'include/net/nfc')
-rw-r--r--include/net/nfc/nci_core.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index 34a6e09b3f7f..d4dcc7199fd7 100644
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -138,6 +138,10 @@ struct nci_conn_info {
#define NCI_HCI_INVALID_HOST 0x80
#define NCI_HCI_MAX_CUSTOM_GATES 50
+/*
+ * According to specification 102 622 chapter 4.4 Pipes,
+ * the pipe identifier is 7 bits long.
+ */
#define NCI_HCI_MAX_PIPES 127
struct nci_hci_gate {