diff options
Diffstat (limited to 'drivers/net/sfc/base/efx_nic.c')
| -rw-r--r-- | drivers/net/sfc/base/efx_nic.c | 244 |
1 files changed, 8 insertions, 236 deletions
diff --git a/drivers/net/sfc/base/efx_nic.c b/drivers/net/sfc/base/efx_nic.c index 76caa744..e318c17d 100644 --- a/drivers/net/sfc/base/efx_nic.c +++ b/drivers/net/sfc/base/efx_nic.c @@ -1,31 +1,7 @@ -/* - * Copyright (c) 2007-2016 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) 2007-2018 Solarflare Communications Inc. + * All rights reserved. */ #include "efx.h" @@ -102,78 +78,6 @@ efx_family( return (ENOTSUP); } - -#define EFX_BIU_MAGIC0 0x01234567 -#define EFX_BIU_MAGIC1 0xfedcba98 - - __checkReturn efx_rc_t -efx_nic_biu_test( - __in efx_nic_t *enp) -{ - efx_oword_t oword; - efx_rc_t rc; - - /* - * Write magic values to scratch registers 0 and 1, then - * verify that the values were written correctly. Interleave - * the accesses to ensure that the BIU is not just reading - * back the cached value that was last written. - */ - EFX_POPULATE_OWORD_1(oword, FRF_AZ_DRIVER_DW0, EFX_BIU_MAGIC0); - EFX_BAR_TBL_WRITEO(enp, FR_AZ_DRIVER_REG, 0, &oword, B_TRUE); - - EFX_POPULATE_OWORD_1(oword, FRF_AZ_DRIVER_DW0, EFX_BIU_MAGIC1); - EFX_BAR_TBL_WRITEO(enp, FR_AZ_DRIVER_REG, 1, &oword, B_TRUE); - - EFX_BAR_TBL_READO(enp, FR_AZ_DRIVER_REG, 0, &oword, B_TRUE); - if (EFX_OWORD_FIELD(oword, FRF_AZ_DRIVER_DW0) != EFX_BIU_MAGIC0) { - rc = EIO; - goto fail1; - } - - EFX_BAR_TBL_READO(enp, FR_AZ_DRIVER_REG, 1, &oword, B_TRUE); - if (EFX_OWORD_FIELD(oword, FRF_AZ_DRIVER_DW0) != EFX_BIU_MAGIC1) { - rc = EIO; - goto fail2; - } - - /* - * Perform the same test, with the values swapped. This - * ensures that subsequent tests don't start with the correct - * values already written into the scratch registers. - */ - EFX_POPULATE_OWORD_1(oword, FRF_AZ_DRIVER_DW0, EFX_BIU_MAGIC1); - EFX_BAR_TBL_WRITEO(enp, FR_AZ_DRIVER_REG, 0, &oword, B_TRUE); - - EFX_POPULATE_OWORD_1(oword, FRF_AZ_DRIVER_DW0, EFX_BIU_MAGIC0); - EFX_BAR_TBL_WRITEO(enp, FR_AZ_DRIVER_REG, 1, &oword, B_TRUE); - - EFX_BAR_TBL_READO(enp, FR_AZ_DRIVER_REG, 0, &oword, B_TRUE); - if (EFX_OWORD_FIELD(oword, FRF_AZ_DRIVER_DW0) != EFX_BIU_MAGIC1) { - rc = EIO; - goto fail3; - } - - EFX_BAR_TBL_READO(enp, FR_AZ_DRIVER_REG, 1, &oword, B_TRUE); - if (EFX_OWORD_FIELD(oword, FRF_AZ_DRIVER_DW0) != EFX_BIU_MAGIC0) { - rc = EIO; - goto fail4; - } - - return (0); - -fail4: - EFSYS_PROBE(fail4); -fail3: - EFSYS_PROBE(fail3); -fail2: - EFSYS_PROBE(fail2); -fail1: - EFSYS_PROBE1(fail1, efx_rc_t, rc); - - return (rc); -} - #if EFSYS_OPT_SIENA static const efx_nic_ops_t __efx_nic_siena_ops = { @@ -637,9 +541,9 @@ efx_nic_get_fw_version( goto fail2; rc = efx_mcdi_get_capabilities(enp, NULL, - &enfip->enfi_rx_dpcpu_fw_id, - &enfip->enfi_tx_dpcpu_fw_id, - NULL, NULL); + &enfip->enfi_rx_dpcpu_fw_id, + &enfip->enfi_tx_dpcpu_fw_id, + NULL, NULL); if (rc == 0) { enfip->enfi_dpcpu_fw_ids_valid = B_TRUE; } else if (rc == ENOTSUP) { @@ -650,7 +554,8 @@ efx_nic_get_fw_version( goto fail3; } - memcpy(enfip->enfi_mc_fw_version, mc_fw_version, sizeof(mc_fw_version)); + memcpy(enfip->enfi_mc_fw_version, mc_fw_version, + sizeof (mc_fw_version)); return (0); @@ -688,139 +593,6 @@ fail1: return (rc); } - __checkReturn efx_rc_t -efx_nic_test_registers( - __in efx_nic_t *enp, - __in efx_register_set_t *rsp, - __in size_t count) -{ - unsigned int bit; - efx_oword_t original; - efx_oword_t reg; - efx_oword_t buf; - efx_rc_t rc; - - while (count > 0) { - /* This function is only suitable for registers */ - EFSYS_ASSERT(rsp->rows == 1); - - /* bit sweep on and off */ - EFSYS_BAR_READO(enp->en_esbp, rsp->address, &original, - B_TRUE); - for (bit = 0; bit < 128; bit++) { - /* Is this bit in the mask? */ - if (~(rsp->mask.eo_u32[bit >> 5]) & (1 << bit)) - continue; - - /* Test this bit can be set in isolation */ - reg = original; - EFX_AND_OWORD(reg, rsp->mask); - EFX_SET_OWORD_BIT(reg, bit); - - EFSYS_BAR_WRITEO(enp->en_esbp, rsp->address, ®, - B_TRUE); - EFSYS_BAR_READO(enp->en_esbp, rsp->address, &buf, - B_TRUE); - - EFX_AND_OWORD(buf, rsp->mask); - if (memcmp(®, &buf, sizeof (reg))) { - rc = EIO; - goto fail1; - } - - /* Test this bit can be cleared in isolation */ - EFX_OR_OWORD(reg, rsp->mask); - EFX_CLEAR_OWORD_BIT(reg, bit); - - EFSYS_BAR_WRITEO(enp->en_esbp, rsp->address, ®, - B_TRUE); - EFSYS_BAR_READO(enp->en_esbp, rsp->address, &buf, - B_TRUE); - - EFX_AND_OWORD(buf, rsp->mask); - if (memcmp(®, &buf, sizeof (reg))) { - rc = EIO; - goto fail2; - } - } - - /* Restore the old value */ - EFSYS_BAR_WRITEO(enp->en_esbp, rsp->address, &original, - B_TRUE); - - --count; - ++rsp; - } - - return (0); - -fail2: - EFSYS_PROBE(fail2); -fail1: - EFSYS_PROBE1(fail1, efx_rc_t, rc); - - /* Restore the old value */ - EFSYS_BAR_WRITEO(enp->en_esbp, rsp->address, &original, B_TRUE); - - return (rc); -} - - __checkReturn efx_rc_t -efx_nic_test_tables( - __in efx_nic_t *enp, - __in efx_register_set_t *rsp, - __in efx_pattern_type_t pattern, - __in size_t count) -{ - efx_sram_pattern_fn_t func; - unsigned int index; - unsigned int address; - efx_oword_t reg; - efx_oword_t buf; - efx_rc_t rc; - - EFSYS_ASSERT(pattern < EFX_PATTERN_NTYPES); - func = __efx_sram_pattern_fns[pattern]; - - while (count > 0) { - /* Write */ - address = rsp->address; - for (index = 0; index < rsp->rows; ++index) { - func(2 * index + 0, B_FALSE, ®.eo_qword[0]); - func(2 * index + 1, B_FALSE, ®.eo_qword[1]); - EFX_AND_OWORD(reg, rsp->mask); - EFSYS_BAR_WRITEO(enp->en_esbp, address, ®, B_TRUE); - - address += rsp->step; - } - - /* Read */ - address = rsp->address; - for (index = 0; index < rsp->rows; ++index) { - func(2 * index + 0, B_FALSE, ®.eo_qword[0]); - func(2 * index + 1, B_FALSE, ®.eo_qword[1]); - EFX_AND_OWORD(reg, rsp->mask); - EFSYS_BAR_READO(enp->en_esbp, address, &buf, B_TRUE); - if (memcmp(®, &buf, sizeof (reg))) { - rc = EIO; - goto fail1; - } - - address += rsp->step; - } - - ++rsp; - --count; - } - - return (0); - -fail1: - EFSYS_PROBE1(fail1, efx_rc_t, rc); - - return (rc); -} - #endif /* EFSYS_OPT_DIAG */ #if EFSYS_OPT_LOOPBACK |