diff options
| author | Samuel Ortiz | 2012-05-14 17:37:32 +0200 |
|---|---|---|
| committer | Samuel Ortiz | 2012-06-04 21:34:29 +0200 |
| commit | 93d7e490b7f4a72b6c7e1dfa475fa3c3e18eb9f1 (patch) | |
| tree | 3028559078ca9964e799457bcb2ee60e4c748001 /net/nfc | |
| parent | NFC: Move LLCP receiver window value to socket structure (diff) | |
| download | kernel-qcow2-linux-93d7e490b7f4a72b6c7e1dfa475fa3c3e18eb9f1.tar.gz kernel-qcow2-linux-93d7e490b7f4a72b6c7e1dfa475fa3c3e18eb9f1.tar.xz kernel-qcow2-linux-93d7e490b7f4a72b6c7e1dfa475fa3c3e18eb9f1.zip | |
NFC: Move LLCP MIU extension value to socket structure
The MIU extension value can be received during the PAX or during the
connection establishment process. It's definitely a connection related value
rather than a link one.
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'net/nfc')
| -rw-r--r-- | net/nfc/llcp/commands.c | 7 | ||||
| -rw-r--r-- | net/nfc/llcp/llcp.c | 1 | ||||
| -rw-r--r-- | net/nfc/llcp/llcp.h | 1 | ||||
| -rw-r--r-- | net/nfc/llcp/sock.c | 2 |
4 files changed, 9 insertions, 2 deletions
diff --git a/net/nfc/llcp/commands.c b/net/nfc/llcp/commands.c index eb51864089ef..850e5cf79378 100644 --- a/net/nfc/llcp/commands.c +++ b/net/nfc/llcp/commands.c @@ -183,6 +183,9 @@ int nfc_llcp_parse_connection_tlv(struct nfc_llcp_sock *sock, pr_debug("type 0x%x length %d\n", type, length); switch (type) { + case LLCP_TLV_MIUX: + sock->miu = llcp_tlv_miux(tlv) + 128; + break; case LLCP_TLV_RW: sock->rw = llcp_tlv_rw(tlv); break; @@ -197,7 +200,7 @@ int nfc_llcp_parse_connection_tlv(struct nfc_llcp_sock *sock, tlv += length + 2; } - pr_debug("sock %p rw %d\n", sock, sock->rw); + pr_debug("sock %p rw %d miu %d\n", sock, sock->rw, sock->miu); return 0; } @@ -505,7 +508,7 @@ int nfc_llcp_send_i_frame(struct nfc_llcp_sock *sock, while (remaining_len > 0) { - frag_len = min_t(size_t, local->remote_miu, remaining_len); + frag_len = min_t(size_t, sock->miu, remaining_len); pr_debug("Fragment %zd bytes remaining %zd", frag_len, remaining_len); diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index d3efc5b3c19f..5f7aa3f632fb 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -655,6 +655,7 @@ static void nfc_llcp_recv_connect(struct nfc_llcp_local *local, new_sock = nfc_llcp_sock(new_sk); new_sock->dev = local->dev; new_sock->local = nfc_llcp_local_get(local); + new_sock->miu = local->remote_miu; new_sock->nfc_protocol = sock->nfc_protocol; new_sock->ssap = sock->ssap; new_sock->dsap = ssap; diff --git a/net/nfc/llcp/llcp.h b/net/nfc/llcp/llcp.h index add03e74a9ea..7286c86982ff 100644 --- a/net/nfc/llcp/llcp.h +++ b/net/nfc/llcp/llcp.h @@ -102,6 +102,7 @@ struct nfc_llcp_sock { char *service_name; size_t service_name_len; u8 rw; + u16 miu; /* Link variables */ u8 send_n; diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c index aab077e68094..30e3cc71be7a 100644 --- a/net/nfc/llcp/sock.c +++ b/net/nfc/llcp/sock.c @@ -477,6 +477,7 @@ static int llcp_sock_connect(struct socket *sock, struct sockaddr *_addr, llcp_sock->dev = dev; llcp_sock->local = nfc_llcp_local_get(local); + llcp_sock->miu = llcp_sock->local->remote_miu; llcp_sock->ssap = nfc_llcp_get_local_ssap(local); if (llcp_sock->ssap == LLCP_SAP_MAX) { ret = -ENOMEM; @@ -679,6 +680,7 @@ struct sock *nfc_llcp_sock_alloc(struct socket *sock, int type, gfp_t gfp) llcp_sock->ssap = 0; llcp_sock->dsap = LLCP_SAP_SDP; llcp_sock->rw = LLCP_DEFAULT_RW; + llcp_sock->miu = LLCP_DEFAULT_MIU; llcp_sock->send_n = llcp_sock->send_ack_n = 0; llcp_sock->recv_n = llcp_sock->recv_ack_n = 0; llcp_sock->remote_ready = 1; |