The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/sfxge/common/siena_phy.c

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2009-2016 Solarflare Communications Inc.
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions are met:
    9  *
   10  * 1. Redistributions of source code must retain the above copyright notice,
   11  *    this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright notice,
   13  *    this list of conditions and the following disclaimer in the documentation
   14  *    and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
   18  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   19  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
   20  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   21  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
   23  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
   25  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
   26  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  *
   28  * The views and conclusions contained in the software and documentation are
   29  * those of the authors and should not be interpreted as representing official
   30  * policies, either expressed or implied, of the FreeBSD Project.
   31  */
   32 
   33 #include <sys/cdefs.h>
   34 __FBSDID("$FreeBSD$");
   35 
   36 #include "efx.h"
   37 #include "efx_impl.h"
   38 
   39 #if EFSYS_OPT_SIENA
   40 
   41 static                  void
   42 siena_phy_decode_cap(
   43         __in            uint32_t mcdi_cap,
   44         __out           uint32_t *maskp)
   45 {
   46         uint32_t mask;
   47 
   48         mask = 0;
   49         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10HDX_LBN))
   50                 mask |= (1 << EFX_PHY_CAP_10HDX);
   51         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10FDX_LBN))
   52                 mask |= (1 << EFX_PHY_CAP_10FDX);
   53         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_100HDX_LBN))
   54                 mask |= (1 << EFX_PHY_CAP_100HDX);
   55         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_100FDX_LBN))
   56                 mask |= (1 << EFX_PHY_CAP_100FDX);
   57         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_1000HDX_LBN))
   58                 mask |= (1 << EFX_PHY_CAP_1000HDX);
   59         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN))
   60                 mask |= (1 << EFX_PHY_CAP_1000FDX);
   61         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN))
   62                 mask |= (1 << EFX_PHY_CAP_10000FDX);
   63         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_PAUSE_LBN))
   64                 mask |= (1 << EFX_PHY_CAP_PAUSE);
   65         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_ASYM_LBN))
   66                 mask |= (1 << EFX_PHY_CAP_ASYM);
   67         if (mcdi_cap & (1 << MC_CMD_PHY_CAP_AN_LBN))
   68                 mask |= (1 << EFX_PHY_CAP_AN);
   69 
   70         *maskp = mask;
   71 }
   72 
   73 static                  void
   74 siena_phy_decode_link_mode(
   75         __in            efx_nic_t *enp,
   76         __in            uint32_t link_flags,
   77         __in            unsigned int speed,
   78         __in            unsigned int fcntl,
   79         __out           efx_link_mode_t *link_modep,
   80         __out           unsigned int *fcntlp)
   81 {
   82         boolean_t fd = !!(link_flags &
   83                     (1 << MC_CMD_GET_LINK_OUT_FULL_DUPLEX_LBN));
   84         boolean_t up = !!(link_flags &
   85                     (1 << MC_CMD_GET_LINK_OUT_LINK_UP_LBN));
   86 
   87         _NOTE(ARGUNUSED(enp))
   88 
   89         if (!up)
   90                 *link_modep = EFX_LINK_DOWN;
   91         else if (speed == 10000 && fd)
   92                 *link_modep = EFX_LINK_10000FDX;
   93         else if (speed == 1000)
   94                 *link_modep = fd ? EFX_LINK_1000FDX : EFX_LINK_1000HDX;
   95         else if (speed == 100)
   96                 *link_modep = fd ? EFX_LINK_100FDX : EFX_LINK_100HDX;
   97         else if (speed == 10)
   98                 *link_modep = fd ? EFX_LINK_10FDX : EFX_LINK_10HDX;
   99         else
  100                 *link_modep = EFX_LINK_UNKNOWN;
  101 
  102         if (fcntl == MC_CMD_FCNTL_OFF)
  103                 *fcntlp = 0;
  104         else if (fcntl == MC_CMD_FCNTL_RESPOND)
  105                 *fcntlp = EFX_FCNTL_RESPOND;
  106         else if (fcntl == MC_CMD_FCNTL_BIDIR)
  107                 *fcntlp = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
  108         else {
  109                 EFSYS_PROBE1(mc_pcol_error, int, fcntl);
  110                 *fcntlp = 0;
  111         }
  112 }
  113 
  114                         void
  115 siena_phy_link_ev(
  116         __in            efx_nic_t *enp,
  117         __in            efx_qword_t *eqp,
  118         __out           efx_link_mode_t *link_modep)
  119 {
  120         efx_port_t *epp = &(enp->en_port);
  121         unsigned int link_flags;
  122         unsigned int speed;
  123         unsigned int fcntl;
  124         efx_link_mode_t link_mode;
  125         uint32_t lp_cap_mask;
  126 
  127         /*
  128          * Convert the LINKCHANGE speed enumeration into mbit/s, in the
  129          * same way as GET_LINK encodes the speed
  130          */
  131         switch (MCDI_EV_FIELD(eqp, LINKCHANGE_SPEED)) {
  132         case MCDI_EVENT_LINKCHANGE_SPEED_100M:
  133                 speed = 100;
  134                 break;
  135         case MCDI_EVENT_LINKCHANGE_SPEED_1G:
  136                 speed = 1000;
  137                 break;
  138         case MCDI_EVENT_LINKCHANGE_SPEED_10G:
  139                 speed = 10000;
  140                 break;
  141         default:
  142                 speed = 0;
  143                 break;
  144         }
  145 
  146         link_flags = MCDI_EV_FIELD(eqp, LINKCHANGE_LINK_FLAGS);
  147         siena_phy_decode_link_mode(enp, link_flags, speed,
  148                                     MCDI_EV_FIELD(eqp, LINKCHANGE_FCNTL),
  149                                     &link_mode, &fcntl);
  150         siena_phy_decode_cap(MCDI_EV_FIELD(eqp, LINKCHANGE_LP_CAP),
  151                             &lp_cap_mask);
  152 
  153         /*
  154          * It's safe to update ep_lp_cap_mask without the driver's port lock
  155          * because presumably any concurrently running efx_port_poll() is
  156          * only going to arrive at the same value.
  157          *
  158          * ep_fcntl has two meanings. It's either the link common fcntl
  159          * (if the PHY supports AN), or it's the forced link state. If
  160          * the former, it's safe to update the value for the same reason as
  161          * for ep_lp_cap_mask. If the latter, then just ignore the value,
  162          * because we can race with efx_mac_fcntl_set().
  163          */
  164         epp->ep_lp_cap_mask = lp_cap_mask;
  165         if (epp->ep_phy_cap_mask & (1 << EFX_PHY_CAP_AN))
  166                 epp->ep_fcntl = fcntl;
  167 
  168         *link_modep = link_mode;
  169 }
  170 
  171         __checkReturn   efx_rc_t
  172 siena_phy_power(
  173         __in            efx_nic_t *enp,
  174         __in            boolean_t power)
  175 {
  176         efx_rc_t rc;
  177 
  178         if (!power)
  179                 return (0);
  180 
  181         /* Check if the PHY is a zombie */
  182         if ((rc = siena_phy_verify(enp)) != 0)
  183                 goto fail1;
  184 
  185         enp->en_reset_flags |= EFX_RESET_PHY;
  186 
  187         return (0);
  188 
  189 fail1:
  190         EFSYS_PROBE1(fail1, efx_rc_t, rc);
  191 
  192         return (rc);
  193 }
  194 
  195         __checkReturn   efx_rc_t
  196 siena_phy_get_link(
  197         __in            efx_nic_t *enp,
  198         __out           siena_link_state_t *slsp)
  199 {
  200         efx_mcdi_req_t req;
  201         EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_LINK_IN_LEN,
  202                 MC_CMD_GET_LINK_OUT_LEN);
  203         efx_rc_t rc;
  204 
  205         req.emr_cmd = MC_CMD_GET_LINK;
  206         req.emr_in_buf = payload;
  207         req.emr_in_length = MC_CMD_GET_LINK_IN_LEN;
  208         req.emr_out_buf = payload;
  209         req.emr_out_length = MC_CMD_GET_LINK_OUT_LEN;
  210 
  211         efx_mcdi_execute(enp, &req);
  212 
  213         if (req.emr_rc != 0) {
  214                 rc = req.emr_rc;
  215                 goto fail1;
  216         }
  217 
  218         if (req.emr_out_length_used < MC_CMD_GET_LINK_OUT_LEN) {
  219                 rc = EMSGSIZE;
  220                 goto fail2;
  221         }
  222 
  223         siena_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_CAP),
  224                             &slsp->sls_adv_cap_mask);
  225         siena_phy_decode_cap(MCDI_OUT_DWORD(req, GET_LINK_OUT_LP_CAP),
  226                             &slsp->sls_lp_cap_mask);
  227 
  228         siena_phy_decode_link_mode(enp, MCDI_OUT_DWORD(req, GET_LINK_OUT_FLAGS),
  229                             MCDI_OUT_DWORD(req, GET_LINK_OUT_LINK_SPEED),
  230                             MCDI_OUT_DWORD(req, GET_LINK_OUT_FCNTL),
  231                             &slsp->sls_link_mode, &slsp->sls_fcntl);
  232 
  233 #if EFSYS_OPT_LOOPBACK
  234         /* Assert the MC_CMD_LOOPBACK and EFX_LOOPBACK namespace agree */
  235         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_NONE == EFX_LOOPBACK_OFF);
  236         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_DATA == EFX_LOOPBACK_DATA);
  237         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMAC == EFX_LOOPBACK_GMAC);
  238         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGMII == EFX_LOOPBACK_XGMII);
  239         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGXS == EFX_LOOPBACK_XGXS);
  240         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI == EFX_LOOPBACK_XAUI);
  241         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII == EFX_LOOPBACK_GMII);
  242         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII == EFX_LOOPBACK_SGMII);
  243         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGBR == EFX_LOOPBACK_XGBR);
  244         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI == EFX_LOOPBACK_XFI);
  245         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_FAR == EFX_LOOPBACK_XAUI_FAR);
  246         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII_FAR == EFX_LOOPBACK_GMII_FAR);
  247         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII_FAR == EFX_LOOPBACK_SGMII_FAR);
  248         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI_FAR == EFX_LOOPBACK_XFI_FAR);
  249         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GPHY == EFX_LOOPBACK_GPHY);
  250         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PHYXS == EFX_LOOPBACK_PHY_XS);
  251         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PCS == EFX_LOOPBACK_PCS);
  252         EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PMAPMD == EFX_LOOPBACK_PMA_PMD);
  253 
  254         slsp->sls_loopback = MCDI_OUT_DWORD(req, GET_LINK_OUT_LOOPBACK_MODE);
  255 #endif  /* EFSYS_OPT_LOOPBACK */
  256 
  257         slsp->sls_mac_up = MCDI_OUT_DWORD(req, GET_LINK_OUT_MAC_FAULT) == 0;
  258 
  259         return (0);
  260 
  261 fail2:
  262         EFSYS_PROBE(fail2);
  263 fail1:
  264         EFSYS_PROBE1(fail1, efx_rc_t, rc);
  265 
  266         return (rc);
  267 }
  268 
  269         __checkReturn   efx_rc_t
  270 siena_phy_reconfigure(
  271         __in            efx_nic_t *enp)
  272 {
  273         efx_port_t *epp = &(enp->en_port);
  274         efx_mcdi_req_t req;
  275         EFX_MCDI_DECLARE_BUF(payload,
  276                 MAX(MC_CMD_SET_ID_LED_IN_LEN, MC_CMD_SET_LINK_IN_LEN),
  277                 MAX(MC_CMD_SET_ID_LED_OUT_LEN, MC_CMD_SET_LINK_OUT_LEN));
  278         uint32_t cap_mask;
  279 #if EFSYS_OPT_PHY_LED_CONTROL
  280         unsigned int led_mode;
  281 #endif
  282         unsigned int speed;
  283         efx_rc_t rc;
  284 
  285         req.emr_cmd = MC_CMD_SET_LINK;
  286         req.emr_in_buf = payload;
  287         req.emr_in_length = MC_CMD_SET_LINK_IN_LEN;
  288         req.emr_out_buf = payload;
  289         req.emr_out_length = MC_CMD_SET_LINK_OUT_LEN;
  290 
  291         cap_mask = epp->ep_adv_cap_mask;
  292         MCDI_IN_POPULATE_DWORD_10(req, SET_LINK_IN_CAP,
  293                 PHY_CAP_10HDX, (cap_mask >> EFX_PHY_CAP_10HDX) & 0x1,
  294                 PHY_CAP_10FDX, (cap_mask >> EFX_PHY_CAP_10FDX) & 0x1,
  295                 PHY_CAP_100HDX, (cap_mask >> EFX_PHY_CAP_100HDX) & 0x1,
  296                 PHY_CAP_100FDX, (cap_mask >> EFX_PHY_CAP_100FDX) & 0x1,
  297                 PHY_CAP_1000HDX, (cap_mask >> EFX_PHY_CAP_1000HDX) & 0x1,
  298                 PHY_CAP_1000FDX, (cap_mask >> EFX_PHY_CAP_1000FDX) & 0x1,
  299                 PHY_CAP_10000FDX, (cap_mask >> EFX_PHY_CAP_10000FDX) & 0x1,
  300                 PHY_CAP_PAUSE, (cap_mask >> EFX_PHY_CAP_PAUSE) & 0x1,
  301                 PHY_CAP_ASYM, (cap_mask >> EFX_PHY_CAP_ASYM) & 0x1,
  302                 PHY_CAP_AN, (cap_mask >> EFX_PHY_CAP_AN) & 0x1);
  303 
  304 #if EFSYS_OPT_LOOPBACK
  305         MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE,
  306                     epp->ep_loopback_type);
  307         switch (epp->ep_loopback_link_mode) {
  308         case EFX_LINK_100FDX:
  309                 speed = 100;
  310                 break;
  311         case EFX_LINK_1000FDX:
  312                 speed = 1000;
  313                 break;
  314         case EFX_LINK_10000FDX:
  315                 speed = 10000;
  316                 break;
  317         default:
  318                 speed = 0;
  319         }
  320 #else
  321         MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE, MC_CMD_LOOPBACK_NONE);
  322         speed = 0;
  323 #endif  /* EFSYS_OPT_LOOPBACK */
  324         MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_SPEED, speed);
  325 
  326 #if EFSYS_OPT_PHY_FLAGS
  327         MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, epp->ep_phy_flags);
  328 #else
  329         MCDI_IN_SET_DWORD(req, SET_LINK_IN_FLAGS, 0);
  330 #endif  /* EFSYS_OPT_PHY_FLAGS */
  331 
  332         efx_mcdi_execute(enp, &req);
  333 
  334         if (req.emr_rc != 0) {
  335                 rc = req.emr_rc;
  336                 goto fail1;
  337         }
  338 
  339         /* And set the blink mode */
  340         (void) memset(payload, 0, sizeof (payload));
  341         req.emr_cmd = MC_CMD_SET_ID_LED;
  342         req.emr_in_buf = payload;
  343         req.emr_in_length = MC_CMD_SET_ID_LED_IN_LEN;
  344         req.emr_out_buf = payload;
  345         req.emr_out_length = MC_CMD_SET_ID_LED_OUT_LEN;
  346 
  347 #if EFSYS_OPT_PHY_LED_CONTROL
  348         switch (epp->ep_phy_led_mode) {
  349         case EFX_PHY_LED_DEFAULT:
  350                 led_mode = MC_CMD_LED_DEFAULT;
  351                 break;
  352         case EFX_PHY_LED_OFF:
  353                 led_mode = MC_CMD_LED_OFF;
  354                 break;
  355         case EFX_PHY_LED_ON:
  356                 led_mode = MC_CMD_LED_ON;
  357                 break;
  358         default:
  359                 EFSYS_ASSERT(0);
  360                 led_mode = MC_CMD_LED_DEFAULT;
  361         }
  362 
  363         MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, led_mode);
  364 #else
  365         MCDI_IN_SET_DWORD(req, SET_ID_LED_IN_STATE, MC_CMD_LED_DEFAULT);
  366 #endif  /* EFSYS_OPT_PHY_LED_CONTROL */
  367 
  368         efx_mcdi_execute(enp, &req);
  369 
  370         if (req.emr_rc != 0) {
  371                 rc = req.emr_rc;
  372                 goto fail2;
  373         }
  374 
  375         return (0);
  376 
  377 fail2:
  378         EFSYS_PROBE(fail2);
  379 fail1:
  380         EFSYS_PROBE1(fail1, efx_rc_t, rc);
  381 
  382         return (rc);
  383 }
  384 
  385         __checkReturn   efx_rc_t
  386 siena_phy_verify(
  387         __in            efx_nic_t *enp)
  388 {
  389         efx_mcdi_req_t req;
  390         EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_PHY_STATE_IN_LEN,
  391                 MC_CMD_GET_PHY_STATE_OUT_LEN);
  392         uint32_t state;
  393         efx_rc_t rc;
  394 
  395         req.emr_cmd = MC_CMD_GET_PHY_STATE;
  396         req.emr_in_buf = payload;
  397         req.emr_in_length = MC_CMD_GET_PHY_STATE_IN_LEN;
  398         req.emr_out_buf = payload;
  399         req.emr_out_length = MC_CMD_GET_PHY_STATE_OUT_LEN;
  400 
  401         efx_mcdi_execute(enp, &req);
  402 
  403         if (req.emr_rc != 0) {
  404                 rc = req.emr_rc;
  405                 goto fail1;
  406         }
  407 
  408         if (req.emr_out_length_used < MC_CMD_GET_PHY_STATE_OUT_LEN) {
  409                 rc = EMSGSIZE;
  410                 goto fail2;
  411         }
  412 
  413         state = MCDI_OUT_DWORD(req, GET_PHY_STATE_OUT_STATE);
  414         if (state != MC_CMD_PHY_STATE_OK) {
  415                 if (state != MC_CMD_PHY_STATE_ZOMBIE)
  416                         EFSYS_PROBE1(mc_pcol_error, int, state);
  417                 rc = ENOTACTIVE;
  418                 goto fail3;
  419         }
  420 
  421         return (0);
  422 
  423 fail3:
  424         EFSYS_PROBE(fail3);
  425 fail2:
  426         EFSYS_PROBE(fail2);
  427 fail1:
  428         EFSYS_PROBE1(fail1, efx_rc_t, rc);
  429 
  430         return (rc);
  431 }
  432 
  433         __checkReturn   efx_rc_t
  434 siena_phy_oui_get(
  435         __in            efx_nic_t *enp,
  436         __out           uint32_t *ouip)
  437 {
  438         _NOTE(ARGUNUSED(enp, ouip))
  439 
  440         return (ENOTSUP);
  441 }
  442 
  443 #if EFSYS_OPT_PHY_STATS
  444 
  445 #define SIENA_SIMPLE_STAT_SET(_vmask, _esmp, _smask, _stat,             \
  446                             _mc_record, _efx_record)                    \
  447         if ((_vmask) & (1ULL << (_mc_record))) {                        \
  448                 (_smask) |= (1ULL << (_efx_record));                    \
  449                 if ((_stat) != NULL && !EFSYS_MEM_IS_NULL(_esmp)) {     \
  450                         efx_dword_t dword;                              \
  451                         EFSYS_MEM_READD(_esmp, (_mc_record) * 4, &dword);\
  452                         (_stat)[_efx_record] =                          \
  453                                 EFX_DWORD_FIELD(dword, EFX_DWORD_0);    \
  454                 }                                                       \
  455         }
  456 
  457 #define SIENA_SIMPLE_STAT_SET2(_vmask, _esmp, _smask, _stat, _record)   \
  458         SIENA_SIMPLE_STAT_SET(_vmask, _esmp, _smask, _stat,             \
  459                             MC_CMD_ ## _record,                         \
  460                             EFX_PHY_STAT_ ## _record)
  461 
  462                                                 void
  463 siena_phy_decode_stats(
  464         __in                                    efx_nic_t *enp,
  465         __in                                    uint32_t vmask,
  466         __in_opt                                efsys_mem_t *esmp,
  467         __out_opt                               uint64_t *smaskp,
  468         __inout_ecount_opt(EFX_PHY_NSTATS)      uint32_t *stat)
  469 {
  470         uint64_t smask = 0;
  471 
  472         _NOTE(ARGUNUSED(enp))
  473 
  474         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, OUI);
  475         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_LINK_UP);
  476         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_RX_FAULT);
  477         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_TX_FAULT);
  478 
  479         if (vmask & (1 << MC_CMD_PMA_PMD_SIGNAL)) {
  480                 smask |=   ((1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_A) |
  481                             (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_B) |
  482                             (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_C) |
  483                             (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_D));
  484                 if (stat != NULL && esmp != NULL && !EFSYS_MEM_IS_NULL(esmp)) {
  485                         efx_dword_t dword;
  486                         uint32_t sig;
  487                         EFSYS_MEM_READD(esmp, 4 * MC_CMD_PMA_PMD_SIGNAL,
  488                                         &dword);
  489                         sig = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
  490                         stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_A] = (sig >> 1) & 1;
  491                         stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_B] = (sig >> 2) & 1;
  492                         stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_C] = (sig >> 3) & 1;
  493                         stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_D] = (sig >> 4) & 1;
  494                 }
  495         }
  496 
  497         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_A,
  498                             EFX_PHY_STAT_SNR_A);
  499         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_B,
  500                             EFX_PHY_STAT_SNR_B);
  501         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_C,
  502                             EFX_PHY_STAT_SNR_C);
  503         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_D,
  504                             EFX_PHY_STAT_SNR_D);
  505 
  506         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_LINK_UP);
  507         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_RX_FAULT);
  508         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_TX_FAULT);
  509         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_BER);
  510         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_BLOCK_ERRORS);
  511 
  512         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_LINK_UP,
  513                             EFX_PHY_STAT_PHY_XS_LINK_UP);
  514         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_RX_FAULT,
  515                             EFX_PHY_STAT_PHY_XS_RX_FAULT);
  516         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_TX_FAULT,
  517                             EFX_PHY_STAT_PHY_XS_TX_FAULT);
  518         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_ALIGN,
  519                             EFX_PHY_STAT_PHY_XS_ALIGN);
  520 
  521         if (vmask & (1 << MC_CMD_PHYXS_SYNC)) {
  522                 smask |=   ((1 << EFX_PHY_STAT_PHY_XS_SYNC_A) |
  523                             (1 << EFX_PHY_STAT_PHY_XS_SYNC_B) |
  524                             (1 << EFX_PHY_STAT_PHY_XS_SYNC_C) |
  525                             (1 << EFX_PHY_STAT_PHY_XS_SYNC_D));
  526                 if (stat != NULL && !EFSYS_MEM_IS_NULL(esmp)) {
  527                         efx_dword_t dword;
  528                         uint32_t sync;
  529                         EFSYS_MEM_READD(esmp, 4 * MC_CMD_PHYXS_SYNC, &dword);
  530                         sync = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
  531                         stat[EFX_PHY_STAT_PHY_XS_SYNC_A] = (sync >> 0) & 1;
  532                         stat[EFX_PHY_STAT_PHY_XS_SYNC_B] = (sync >> 1) & 1;
  533                         stat[EFX_PHY_STAT_PHY_XS_SYNC_C] = (sync >> 2) & 1;
  534                         stat[EFX_PHY_STAT_PHY_XS_SYNC_D] = (sync >> 3) & 1;
  535                 }
  536         }
  537 
  538         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, AN_LINK_UP);
  539         SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, AN_COMPLETE);
  540 
  541         SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_CL22_LINK_UP,
  542                             EFX_PHY_STAT_CL22EXT_LINK_UP);
  543 
  544         if (smaskp != NULL)
  545                 *smaskp = smask;
  546 }
  547 
  548         __checkReturn                           efx_rc_t
  549 siena_phy_stats_update(
  550         __in                                    efx_nic_t *enp,
  551         __in                                    efsys_mem_t *esmp,
  552         __inout_ecount(EFX_PHY_NSTATS)          uint32_t *stat)
  553 {
  554         efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
  555         uint32_t vmask = encp->enc_mcdi_phy_stat_mask;
  556         uint64_t smask;
  557         efx_mcdi_req_t req;
  558         EFX_MCDI_DECLARE_BUF(payload, MC_CMD_PHY_STATS_IN_LEN,
  559                 MC_CMD_PHY_STATS_OUT_DMA_LEN);
  560         efx_rc_t rc;
  561 
  562         if ((esmp == NULL) || (EFSYS_MEM_SIZE(esmp) < EFX_PHY_STATS_SIZE)) {
  563                 rc = EINVAL;
  564                 goto fail1;
  565         }
  566 
  567         req.emr_cmd = MC_CMD_PHY_STATS;
  568         req.emr_in_buf = payload;
  569         req.emr_in_length = MC_CMD_PHY_STATS_IN_LEN;
  570         req.emr_out_buf = payload;
  571         req.emr_out_length = MC_CMD_PHY_STATS_OUT_DMA_LEN;
  572 
  573         MCDI_IN_SET_DWORD(req, PHY_STATS_IN_DMA_ADDR_LO,
  574                             EFSYS_MEM_ADDR(esmp) & 0xffffffff);
  575         MCDI_IN_SET_DWORD(req, PHY_STATS_IN_DMA_ADDR_HI,
  576                             EFSYS_MEM_ADDR(esmp) >> 32);
  577 
  578         efx_mcdi_execute(enp, &req);
  579 
  580         if (req.emr_rc != 0) {
  581                 rc = req.emr_rc;
  582                 goto fail2;
  583         }
  584         EFSYS_ASSERT3U(req.emr_out_length, ==, MC_CMD_PHY_STATS_OUT_DMA_LEN);
  585 
  586         siena_phy_decode_stats(enp, vmask, esmp, &smask, stat);
  587         EFSYS_ASSERT(smask == encp->enc_phy_stat_mask);
  588 
  589         (void)rc; /* XXX? */
  590         return (0);
  591 
  592 fail2:
  593         EFSYS_PROBE(fail2);
  594 fail1:
  595         EFSYS_PROBE1(fail1, efx_rc_t, rc);
  596 
  597         return (0);
  598 }
  599 
  600 #endif  /* EFSYS_OPT_PHY_STATS */
  601 
  602 #if EFSYS_OPT_BIST
  603 
  604         __checkReturn           efx_rc_t
  605 siena_phy_bist_start(
  606         __in                    efx_nic_t *enp,
  607         __in                    efx_bist_type_t type)
  608 {
  609         efx_rc_t rc;
  610 
  611         if ((rc = efx_mcdi_bist_start(enp, type)) != 0)
  612                 goto fail1;
  613 
  614         return (0);
  615 
  616 fail1:
  617         EFSYS_PROBE1(fail1, efx_rc_t, rc);
  618 
  619         return (rc);
  620 }
  621 
  622 static  __checkReturn           unsigned long
  623 siena_phy_sft9001_bist_status(
  624         __in                    uint16_t code)
  625 {
  626         switch (code) {
  627         case MC_CMD_POLL_BIST_SFT9001_PAIR_BUSY:
  628                 return (EFX_PHY_CABLE_STATUS_BUSY);
  629         case MC_CMD_POLL_BIST_SFT9001_INTER_PAIR_SHORT:
  630                 return (EFX_PHY_CABLE_STATUS_INTERPAIRSHORT);
  631         case MC_CMD_POLL_BIST_SFT9001_INTRA_PAIR_SHORT:
  632                 return (EFX_PHY_CABLE_STATUS_INTRAPAIRSHORT);
  633         case MC_CMD_POLL_BIST_SFT9001_PAIR_OPEN:
  634                 return (EFX_PHY_CABLE_STATUS_OPEN);
  635         case MC_CMD_POLL_BIST_SFT9001_PAIR_OK:
  636                 return (EFX_PHY_CABLE_STATUS_OK);
  637         default:
  638                 return (EFX_PHY_CABLE_STATUS_INVALID);
  639         }
  640 }
  641 
  642         __checkReturn           efx_rc_t
  643 siena_phy_bist_poll(
  644         __in                    efx_nic_t *enp,
  645         __in                    efx_bist_type_t type,
  646         __out                   efx_bist_result_t *resultp,
  647         __out_opt __drv_when(count > 0, __notnull)
  648         uint32_t *value_maskp,
  649         __out_ecount_opt(count) __drv_when(count > 0, __notnull)
  650         unsigned long *valuesp,
  651         __in                    size_t count)
  652 {
  653         efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
  654         EFX_MCDI_DECLARE_BUF(payload, MC_CMD_POLL_BIST_IN_LEN,
  655                 MCDI_CTL_SDU_LEN_MAX);
  656         uint32_t value_mask = 0;
  657         efx_mcdi_req_t req;
  658         uint32_t result;
  659         efx_rc_t rc;
  660 
  661         req.emr_cmd = MC_CMD_POLL_BIST;
  662         req.emr_in_buf = payload;
  663         req.emr_in_length = MC_CMD_POLL_BIST_IN_LEN;
  664         req.emr_out_buf = payload;
  665         req.emr_out_length = MCDI_CTL_SDU_LEN_MAX;
  666 
  667         efx_mcdi_execute(enp, &req);
  668 
  669         if (req.emr_rc != 0) {
  670                 rc = req.emr_rc;
  671                 goto fail1;
  672         }
  673 
  674         if (req.emr_out_length_used < MC_CMD_POLL_BIST_OUT_RESULT_OFST + 4) {
  675                 rc = EMSGSIZE;
  676                 goto fail2;
  677         }
  678 
  679         if (count > 0)
  680                 (void) memset(valuesp, '\0', count * sizeof (unsigned long));
  681 
  682         result = MCDI_OUT_DWORD(req, POLL_BIST_OUT_RESULT);
  683 
  684         /* Extract PHY specific results */
  685         if (result == MC_CMD_POLL_BIST_PASSED &&
  686             encp->enc_phy_type == EFX_PHY_SFT9001B &&
  687             req.emr_out_length_used >= MC_CMD_POLL_BIST_OUT_SFT9001_LEN &&
  688             (type == EFX_BIST_TYPE_PHY_CABLE_SHORT ||
  689             type == EFX_BIST_TYPE_PHY_CABLE_LONG)) {
  690                 uint16_t word;
  691 
  692                 if (count > EFX_BIST_PHY_CABLE_LENGTH_A) {
  693                         if (valuesp != NULL)
  694                                 valuesp[EFX_BIST_PHY_CABLE_LENGTH_A] =
  695                                     MCDI_OUT_DWORD(req,
  696                                     POLL_BIST_OUT_SFT9001_CABLE_LENGTH_A);
  697                         value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_A);
  698                 }
  699 
  700                 if (count > EFX_BIST_PHY_CABLE_LENGTH_B) {
  701                         if (valuesp != NULL)
  702                                 valuesp[EFX_BIST_PHY_CABLE_LENGTH_B] =
  703                                     MCDI_OUT_DWORD(req,
  704                                     POLL_BIST_OUT_SFT9001_CABLE_LENGTH_B);
  705                         value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_B);
  706                 }
  707 
  708                 if (count > EFX_BIST_PHY_CABLE_LENGTH_C) {
  709                         if (valuesp != NULL)
  710                                 valuesp[EFX_BIST_PHY_CABLE_LENGTH_C] =
  711                                     MCDI_OUT_DWORD(req,
  712                                     POLL_BIST_OUT_SFT9001_CABLE_LENGTH_C);
  713                         value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_C);
  714                 }
  715 
  716                 if (count > EFX_BIST_PHY_CABLE_LENGTH_D) {
  717                         if (valuesp != NULL)
  718                                 valuesp[EFX_BIST_PHY_CABLE_LENGTH_D] =
  719                                     MCDI_OUT_DWORD(req,
  720                                     POLL_BIST_OUT_SFT9001_CABLE_LENGTH_D);
  721                         value_mask |= (1 << EFX_BIST_PHY_CABLE_LENGTH_D);
  722                 }
  723 
  724                 if (count > EFX_BIST_PHY_CABLE_STATUS_A) {
  725                         if (valuesp != NULL) {
  726                                 word = MCDI_OUT_WORD(req,
  727                                     POLL_BIST_OUT_SFT9001_CABLE_STATUS_A);
  728                                 valuesp[EFX_BIST_PHY_CABLE_STATUS_A] =
  729                                     siena_phy_sft9001_bist_status(word);
  730                         }
  731                         value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_A);
  732                 }
  733 
  734                 if (count > EFX_BIST_PHY_CABLE_STATUS_B) {
  735                         if (valuesp != NULL) {
  736                                 word = MCDI_OUT_WORD(req,
  737                                     POLL_BIST_OUT_SFT9001_CABLE_STATUS_B);
  738                                 valuesp[EFX_BIST_PHY_CABLE_STATUS_B] =
  739                                     siena_phy_sft9001_bist_status(word);
  740                         }
  741                         value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_B);
  742                 }
  743 
  744                 if (count > EFX_BIST_PHY_CABLE_STATUS_C) {
  745                         if (valuesp != NULL) {
  746                                 word = MCDI_OUT_WORD(req,
  747                                     POLL_BIST_OUT_SFT9001_CABLE_STATUS_C);
  748                                 valuesp[EFX_BIST_PHY_CABLE_STATUS_C] =
  749                                     siena_phy_sft9001_bist_status(word);
  750                         }
  751                         value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_C);
  752                 }
  753 
  754                 if (count > EFX_BIST_PHY_CABLE_STATUS_D) {
  755                         if (valuesp != NULL) {
  756                                 word = MCDI_OUT_WORD(req,
  757                                     POLL_BIST_OUT_SFT9001_CABLE_STATUS_D);
  758                                 valuesp[EFX_BIST_PHY_CABLE_STATUS_D] =
  759                                     siena_phy_sft9001_bist_status(word);
  760                         }
  761                         value_mask |= (1 << EFX_BIST_PHY_CABLE_STATUS_D);
  762                 }
  763 
  764         } else if (result == MC_CMD_POLL_BIST_FAILED &&
  765                     encp->enc_phy_type == EFX_PHY_QLX111V &&
  766                     req.emr_out_length >= MC_CMD_POLL_BIST_OUT_MRSFP_LEN &&
  767                     count > EFX_BIST_FAULT_CODE) {
  768                 if (valuesp != NULL)
  769                         valuesp[EFX_BIST_FAULT_CODE] =
  770                             MCDI_OUT_DWORD(req, POLL_BIST_OUT_MRSFP_TEST);
  771                 value_mask |= 1 << EFX_BIST_FAULT_CODE;
  772         }
  773 
  774         if (value_maskp != NULL)
  775                 *value_maskp = value_mask;
  776 
  777         EFSYS_ASSERT(resultp != NULL);
  778         if (result == MC_CMD_POLL_BIST_RUNNING)
  779                 *resultp = EFX_BIST_RESULT_RUNNING;
  780         else if (result == MC_CMD_POLL_BIST_PASSED)
  781                 *resultp = EFX_BIST_RESULT_PASSED;
  782         else
  783                 *resultp = EFX_BIST_RESULT_FAILED;
  784 
  785         return (0);
  786 
  787 fail2:
  788         EFSYS_PROBE(fail2);
  789 fail1:
  790         EFSYS_PROBE1(fail1, efx_rc_t, rc);
  791 
  792         return (rc);
  793 }
  794 
  795                         void
  796 siena_phy_bist_stop(
  797         __in            efx_nic_t *enp,
  798         __in            efx_bist_type_t type)
  799 {
  800         /* There is no way to stop BIST on Siena */
  801         _NOTE(ARGUNUSED(enp, type))
  802 }
  803 
  804 #endif  /* EFSYS_OPT_BIST */
  805 
  806 #endif  /* EFSYS_OPT_SIENA */

Cache object: fc5f600f375209ff95612892c9ab8912


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