net/sfc/base: add efsys macro to get memory region size

[dpdk.git] / drivers / net / sfc / base / siena_phy.c

diff --git a/drivers/net/sfc/base/siena_phy.c b/drivers/net/sfc/base/siena_phy.c
index 9aeef23..4b2190d 100644 (file)
--- a/drivers/net/sfc/base/siena_phy.c
+++ b/drivers/net/sfc/base/siena_phy.c
@@ -1,31 +1,7 @@
-/*
- * Copyright (c) 2009-2016 Solarflare Communications Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- *    this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- *    this list of conditions and the following disclaimer in the documentation
- *    and/or other materials provided with the distribution.
+/* SPDX-License-Identifier: BSD-3-Clause
  *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * The views and conclusions contained in the software and documentation are
- * those of the authors and should not be interpreted as representing official
- * policies, either expressed or implied, of the FreeBSD Project.
+ * Copyright (c) 2009-2018 Solarflare Communications Inc.
+ * All rights reserved.
  */
 
 #include "efx.h"
@@ -226,6 +202,30 @@ siena_phy_get_link(
                            MCDI_OUT_DWORD(req, GET_LINK_OUT_FCNTL),
                            &slsp->sls_link_mode, &slsp->sls_fcntl);
 
+#if EFSYS_OPT_LOOPBACK
+       /* Assert the MC_CMD_LOOPBACK and EFX_LOOPBACK namespace agree */
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_NONE == EFX_LOOPBACK_OFF);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_DATA == EFX_LOOPBACK_DATA);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMAC == EFX_LOOPBACK_GMAC);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGMII == EFX_LOOPBACK_XGMII);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGXS == EFX_LOOPBACK_XGXS);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI == EFX_LOOPBACK_XAUI);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII == EFX_LOOPBACK_GMII);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII == EFX_LOOPBACK_SGMII);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGBR == EFX_LOOPBACK_XGBR);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI == EFX_LOOPBACK_XFI);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_FAR == EFX_LOOPBACK_XAUI_FAR);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII_FAR == EFX_LOOPBACK_GMII_FAR);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII_FAR == EFX_LOOPBACK_SGMII_FAR);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI_FAR == EFX_LOOPBACK_XFI_FAR);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GPHY == EFX_LOOPBACK_GPHY);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PHYXS == EFX_LOOPBACK_PHY_XS);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PCS == EFX_LOOPBACK_PCS);
+       EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PMAPMD == EFX_LOOPBACK_PMA_PMD);
+
+       slsp->sls_loopback = MCDI_OUT_DWORD(req, GET_LINK_OUT_LOOPBACK_MODE);
+#endif /* EFSYS_OPT_LOOPBACK */
+
        slsp->sls_mac_up = MCDI_OUT_DWORD(req, GET_LINK_OUT_MAC_FAULT) == 0;
 
        return (0);
@@ -249,7 +249,9 @@ siena_phy_reconfigure(
                            MAX(MC_CMD_SET_LINK_IN_LEN,
                                MC_CMD_SET_LINK_OUT_LEN))];
        uint32_t cap_mask;
+#if EFSYS_OPT_PHY_LED_CONTROL
        unsigned int led_mode;
+#endif
        unsigned int speed;
        efx_rc_t rc;
 
@@ -273,8 +275,26 @@ siena_phy_reconfigure(
                PHY_CAP_ASYM, (cap_mask >> EFX_PHY_CAP_ASYM) & 0x1,
                PHY_CAP_AN, (cap_mask >> EFX_PHY_CAP_AN) & 0x1);
 
+#if EFSYS_OPT_LOOPBACK
+       MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE,
+                   epp->ep_loopback_type);
+       switch (epp->ep_loopback_link_mode) {
+       case EFX_LINK_100FDX:
+               speed = 100;
+               break;
+       case EFX_LINK_1000FDX:
+               speed = 1000;
+               break;
+       case EFX_LINK_10000FDX:
+               speed = 10000;
+               break;
+       default:
+               speed = 0;
+       }
+#else
        MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_MODE, MC_CMD_LOOPBACK_NONE);
        speed = 0;
+#endif /* EFSYS_OPT_LOOPBACK */
        MCDI_IN_SET_DWORD(req, SET_LINK_IN_LOOPBACK_SPEED, speed);
 
 #if EFSYS_OPT_PHY_FLAGS
@@ -514,6 +534,11 @@ siena_phy_stats_update(
                            MC_CMD_PHY_STATS_OUT_DMA_LEN)];
        efx_rc_t rc;
 
+       if ((esmp == NULL) || (EFSYS_MEM_SIZE(esmp) < EFX_PHY_STATS_SIZE)) {
+               rc = EINVAL;
+               goto fail1;
+       }
+
        (void) memset(payload, 0, sizeof (payload));
        req.emr_cmd = MC_CMD_PHY_STATS;
        req.emr_in_buf = payload;
@@ -530,7 +555,7 @@ siena_phy_stats_update(
 
        if (req.emr_rc != 0) {
                rc = req.emr_rc;
-               goto fail1;
+               goto fail2;
        }
        EFSYS_ASSERT3U(req.emr_out_length, ==, MC_CMD_PHY_STATS_OUT_DMA_LEN);
 
@@ -539,6 +564,8 @@ siena_phy_stats_update(
 
        return (0);
 
+fail2:
+       EFSYS_PROBE(fail2);
 fail1:
        EFSYS_PROBE1(fail1, efx_rc_t, rc);