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net/smc: cleanup smc_llc.h and smc_clc.h headers

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Remove structures used internal only from headers.
And remove an extra function parameter.

Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stefan Raspl 2018-03-01 13:51:26 +01:00 committed by David S. Miller
parent 3c5aa0bc9c
commit 0f6271264a
5 changed files with 37 additions and 38 deletions
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8
net/smc/af_smc.c
View File

@ -312,7 +312,7 @@ int smc_netinfo_by_tcpsk(struct socket *clcsock,
return rc;
}
static int smc_clnt_conf_first_link(struct smc_sock *smc, union ib_gid *gid)
static int smc_clnt_conf_first_link(struct smc_sock *smc)
{
struct smc_link_group *lgr = smc->conn.lgr;
struct smc_link *link;
@ -346,7 +346,8 @@ static int smc_clnt_conf_first_link(struct smc_sock *smc, union ib_gid *gid)
/* send CONFIRM LINK response over RoCE fabric */
rc = smc_llc_send_confirm_link(link,
link->smcibdev->mac[link->ibport - 1],
gid, SMC_LLC_RESP);
&link->smcibdev->gid[link->ibport - 1],
SMC_LLC_RESP);
if (rc < 0)
return SMC_CLC_DECL_TCL;
@ -498,8 +499,7 @@ static int smc_connect_rdma(struct smc_sock *smc)
if (local_contact == SMC_FIRST_CONTACT) {
/* QP confirmation over RoCE fabric */
reason_code = smc_clnt_conf_first_link(
smc, &smcibdev->gid[ibport - 1]);
reason_code = smc_clnt_conf_first_link(smc);
if (reason_code < 0) {
rc = reason_code;
goto out_err_unlock;

3
net/smc/smc_clc.c
View File

@ -22,6 +22,9 @@
#include "smc_clc.h"
#include "smc_ib.h"
/* eye catcher "SMCR" EBCDIC for CLC messages */
static const char SMC_EYECATCHER[4] = {'\xe2', '\xd4', '\xc3', '\xd9'};
/* check if received message has a correct header length and contains valid
* heading and trailing eyecatchers
*/

6
net/smc/smc_clc.h
View File

@ -22,9 +22,6 @@
#define SMC_CLC_CONFIRM 0x03
#define SMC_CLC_DECLINE 0x04
/* eye catcher "SMCR" EBCDIC for CLC messages */
static const char SMC_EYECATCHER[4] = {'\xe2', '\xd4', '\xc3', '\xd9'};
#define SMC_CLC_V1 0x1 /* SMC version */
#define CLC_WAIT_TIME (6 * HZ) /* max. wait time on clcsock */
#define SMC_CLC_DECL_MEM 0x01010000 /* insufficient memory resources */
@ -124,9 +121,6 @@ smc_clc_proposal_get_prefix(struct smc_clc_msg_proposal *pclc)
((u8 *)pclc + sizeof(*pclc) + ntohs(pclc->iparea_offset));
}
struct smc_sock;
struct smc_ib_device;
int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
u8 expected_type);
int smc_clc_send_decline(struct smc_sock *smc, u32 peer_diag_info);

30
net/smc/smc_llc.c
View File

@ -21,6 +21,36 @@
#include "smc_clc.h"
#include "smc_llc.h"
#define SMC_LLC_DATA_LEN 40
struct smc_llc_hdr {
struct smc_wr_rx_hdr common;
u8 length; /* 44 */
u8 reserved;
u8 flags;
};
struct smc_llc_msg_confirm_link { /* type 0x01 */
struct smc_llc_hdr hd;
u8 sender_mac[ETH_ALEN];
u8 sender_gid[SMC_GID_SIZE];
u8 sender_qp_num[3];
u8 link_num;
u8 link_uid[SMC_LGR_ID_SIZE];
u8 max_links;
u8 reserved[9];
};
union smc_llc_msg {
struct smc_llc_msg_confirm_link confirm_link;
struct {
struct smc_llc_hdr hdr;
u8 data[SMC_LLC_DATA_LEN];
} raw;
};
#define SMC_LLC_FLAG_RESP 0x80
/********************************** send *************************************/
struct smc_llc_tx_pend {

28
net/smc/smc_llc.h
View File

@ -28,34 +28,6 @@ enum smc_llc_msg_type {
SMC_LLC_CONFIRM_LINK = 0x01,
};
#define SMC_LLC_DATA_LEN 40
struct smc_llc_hdr {
struct smc_wr_rx_hdr common;
u8 length; /* 44 */
u8 reserved;
u8 flags;
};
struct smc_llc_msg_confirm_link { /* type 0x01 */
struct smc_llc_hdr hd;
u8 sender_mac[ETH_ALEN];
u8 sender_gid[SMC_GID_SIZE];
u8 sender_qp_num[3];
u8 link_num;
u8 link_uid[SMC_LGR_ID_SIZE];
u8 max_links;
u8 reserved[9];
};
union smc_llc_msg {
struct smc_llc_msg_confirm_link confirm_link;
struct {
struct smc_llc_hdr hdr;
u8 data[SMC_LLC_DATA_LEN];
} raw;
};
/* transmit */
int smc_llc_send_confirm_link(struct smc_link *lnk, u8 mac[], union ib_gid *gid,
enum smc_llc_reqresp reqresp);