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sys/dev/e1000/e1000_vf.c
| /****************************************************************************** | /****************************************************************************** | ||||
| SPDX-License-Identifier: BSD-3-Clause | SPDX-License-Identifier: BSD-3-Clause | ||||
| Copyright (c) 2001-2015, Intel Corporation | Copyright (c) 2001-2020, Intel Corporation | ||||
| All rights reserved. | All rights reserved. | ||||
| Redistribution and use in source and binary forms, with or without | Redistribution and use in source and binary forms, with or without | ||||
| modification, are permitted provided that the following conditions are met: | modification, are permitted provided that the following conditions are met: | ||||
| 1. Redistributions of source code must retain the above copyright notice, | 1. Redistributions of source code must retain the above copyright notice, | ||||
| this list of conditions and the following disclaimer. | this list of conditions and the following disclaimer. | ||||
| 2. Redistributions in binary form must reproduce the above copyright | 2. Redistributions in binary form must reproduce the above copyright | ||||
| notice, this list of conditions and the following disclaimer in the | notice, this list of conditions and the following disclaimer in the | ||||
| documentation and/or other materials provided with the distribution. | documentation and/or other materials provided with the distribution. | ||||
| 3. Neither the name of the Intel Corporation nor the names of its | 3. Neither the name of the Intel Corporation nor the names of its | ||||
| contributors may be used to endorse or promote products derived from | contributors may be used to endorse or promote products derived from | ||||
| this software without specific prior written permission. | this software without specific prior written permission. | ||||
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||||
| AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||||
| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||||
| ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||||
| LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||||
| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||||
| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||||
| INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||||
| CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 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 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||||
| POSSIBILITY OF SUCH DAMAGE. | POSSIBILITY OF SUCH DAMAGE. | ||||
| ******************************************************************************/ | ******************************************************************************/ | ||||
| /*$FreeBSD$*/ | /*$FreeBSD$*/ | ||||
| #include "e1000_api.h" | #include "e1000_api.h" | ||||
| ▲ Show 20 Lines • Show All 376 Lines • ▼ Show 20 Lines | void e1000_update_mc_addr_list_vf(struct e1000_hw *hw, | ||||
| * there are more than 30 MC addresses to add then punt the | * there are more than 30 MC addresses to add then punt the | ||||
| * extras for now and then add code to handle more than 30 later. | * extras for now and then add code to handle more than 30 later. | ||||
| * It would be unusual for a server to request that many multi-cast | * It would be unusual for a server to request that many multi-cast | ||||
| * addresses except for in large enterprise network environments. | * addresses except for in large enterprise network environments. | ||||
| */ | */ | ||||
| DEBUGOUT1("MC Addr Count = %d\n", mc_addr_count); | DEBUGOUT1("MC Addr Count = %d\n", mc_addr_count); | ||||
| msgbuf[0] = E1000_VF_SET_MULTICAST; | |||||
| if (mc_addr_count > 30) { | if (mc_addr_count > 30) { | ||||
| msgbuf[0] |= E1000_VF_SET_MULTICAST_OVERFLOW; | msgbuf[0] |= E1000_VF_SET_MULTICAST_OVERFLOW; | ||||
| mc_addr_count = 30; | mc_addr_count = 30; | ||||
| } | } | ||||
| msgbuf[0] = E1000_VF_SET_MULTICAST; | |||||
| msgbuf[0] |= mc_addr_count << E1000_VT_MSGINFO_SHIFT; | msgbuf[0] |= mc_addr_count << E1000_VT_MSGINFO_SHIFT; | ||||
| for (i = 0; i < mc_addr_count; i++) { | for (i = 0; i < mc_addr_count; i++) { | ||||
| hash_value = e1000_hash_mc_addr_vf(hw, mc_addr_list); | hash_value = e1000_hash_mc_addr_vf(hw, mc_addr_list); | ||||
| DEBUGOUT1("Hash value = 0x%03X\n", hash_value); | DEBUGOUT1("Hash value = 0x%03X\n", hash_value); | ||||
| hash_list[i] = hash_value & 0x0FFF; | hash_list[i] = hash_value & 0x0FFF; | ||||
| mc_addr_list += ETHER_ADDR_LEN; | mc_addr_list += ETHER_ADDR_LEN; | ||||
| } | } | ||||
| ▲ Show 20 Lines • Show All 153 Lines • Show Last 20 Lines | |||||