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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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e68e6133e2
Add call to Firmware to reset its VF State when we first attach to the VF. Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
275 lines
8.9 KiB
C
275 lines
8.9 KiB
C
/*
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* This file is part of the Chelsio T4 PCI-E SR-IOV Virtual Function Ethernet
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* driver for Linux.
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*
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* Copyright (c) 2009-2010 Chelsio Communications, Inc. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef __T4VF_COMMON_H__
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#define __T4VF_COMMON_H__
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#include "../cxgb4/t4fw_api.h"
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/*
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* The "len16" field of a Firmware Command Structure ...
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*/
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#define FW_LEN16(fw_struct) FW_CMD_LEN16(sizeof(fw_struct) / 16)
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/*
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* Per-VF statistics.
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*/
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struct t4vf_port_stats {
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/*
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* TX statistics.
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*/
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u64 tx_bcast_bytes; /* broadcast */
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u64 tx_bcast_frames;
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u64 tx_mcast_bytes; /* multicast */
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u64 tx_mcast_frames;
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u64 tx_ucast_bytes; /* unicast */
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u64 tx_ucast_frames;
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u64 tx_drop_frames; /* TX dropped frames */
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u64 tx_offload_bytes; /* offload */
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u64 tx_offload_frames;
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/*
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* RX statistics.
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*/
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u64 rx_bcast_bytes; /* broadcast */
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u64 rx_bcast_frames;
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u64 rx_mcast_bytes; /* multicast */
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u64 rx_mcast_frames;
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u64 rx_ucast_bytes;
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u64 rx_ucast_frames; /* unicast */
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u64 rx_err_frames; /* RX error frames */
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};
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/*
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* Per-"port" (Virtual Interface) link configuration ...
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*/
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struct link_config {
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unsigned int supported; /* link capabilities */
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unsigned int advertising; /* advertised capabilities */
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unsigned short requested_speed; /* speed user has requested */
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unsigned short speed; /* actual link speed */
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unsigned char requested_fc; /* flow control user has requested */
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unsigned char fc; /* actual link flow control */
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unsigned char autoneg; /* autonegotiating? */
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unsigned char link_ok; /* link up? */
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};
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enum {
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PAUSE_RX = 1 << 0,
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PAUSE_TX = 1 << 1,
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PAUSE_AUTONEG = 1 << 2
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};
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/*
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* General device parameters ...
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*/
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struct dev_params {
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u32 fwrev; /* firmware version */
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u32 tprev; /* TP Microcode Version */
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};
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/*
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* Scatter Gather Engine parameters. These are almost all determined by the
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* Physical Function Driver. We just need to grab them to see within which
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* environment we're playing ...
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*/
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struct sge_params {
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u32 sge_control; /* padding, boundaries, lengths, etc. */
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u32 sge_host_page_size; /* RDMA page sizes */
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u32 sge_queues_per_page; /* RDMA queues/page */
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u32 sge_user_mode_limits; /* limits for BAR2 user mode accesses */
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u32 sge_fl_buffer_size[16]; /* free list buffer sizes */
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u32 sge_ingress_rx_threshold; /* RX counter interrupt threshold[4] */
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u32 sge_timer_value_0_and_1; /* interrupt coalescing timer values */
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u32 sge_timer_value_2_and_3;
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u32 sge_timer_value_4_and_5;
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};
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/*
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* Vital Product Data parameters.
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*/
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struct vpd_params {
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u32 cclk; /* Core Clock (KHz) */
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};
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/*
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* Global Receive Side Scaling (RSS) parameters in host-native format.
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*/
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struct rss_params {
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unsigned int mode; /* RSS mode */
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union {
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struct {
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unsigned int synmapen:1; /* SYN Map Enable */
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unsigned int syn4tupenipv6:1; /* enable hashing 4-tuple IPv6 SYNs */
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unsigned int syn2tupenipv6:1; /* enable hashing 2-tuple IPv6 SYNs */
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unsigned int syn4tupenipv4:1; /* enable hashing 4-tuple IPv4 SYNs */
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unsigned int syn2tupenipv4:1; /* enable hashing 2-tuple IPv4 SYNs */
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unsigned int ofdmapen:1; /* Offload Map Enable */
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unsigned int tnlmapen:1; /* Tunnel Map Enable */
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unsigned int tnlalllookup:1; /* Tunnel All Lookup */
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unsigned int hashtoeplitz:1; /* use Toeplitz hash */
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} basicvirtual;
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} u;
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};
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/*
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* Virtual Interface RSS Configuration in host-native format.
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*/
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union rss_vi_config {
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struct {
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u16 defaultq; /* Ingress Queue ID for !tnlalllookup */
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unsigned int ip6fourtupen:1; /* hash 4-tuple IPv6 ingress packets */
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unsigned int ip6twotupen:1; /* hash 2-tuple IPv6 ingress packets */
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unsigned int ip4fourtupen:1; /* hash 4-tuple IPv4 ingress packets */
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unsigned int ip4twotupen:1; /* hash 2-tuple IPv4 ingress packets */
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int udpen; /* hash 4-tuple UDP ingress packets */
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} basicvirtual;
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};
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/*
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* Maximum resources provisioned for a PCI VF.
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*/
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struct vf_resources {
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unsigned int nvi; /* N virtual interfaces */
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unsigned int neq; /* N egress Qs */
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unsigned int nethctrl; /* N egress ETH or CTRL Qs */
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unsigned int niqflint; /* N ingress Qs/w free list(s) & intr */
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unsigned int niq; /* N ingress Qs */
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unsigned int tc; /* PCI-E traffic class */
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unsigned int pmask; /* port access rights mask */
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unsigned int nexactf; /* N exact MPS filters */
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unsigned int r_caps; /* read capabilities */
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unsigned int wx_caps; /* write/execute capabilities */
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};
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/*
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* Per-"adapter" (Virtual Function) parameters.
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*/
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struct adapter_params {
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struct dev_params dev; /* general device parameters */
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struct sge_params sge; /* Scatter Gather Engine */
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struct vpd_params vpd; /* Vital Product Data */
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struct rss_params rss; /* Receive Side Scaling */
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struct vf_resources vfres; /* Virtual Function Resource limits */
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u8 nports; /* # of Ethernet "ports" */
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};
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#include "adapter.h"
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#ifndef PCI_VENDOR_ID_CHELSIO
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# define PCI_VENDOR_ID_CHELSIO 0x1425
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#endif
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#define for_each_port(adapter, iter) \
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for (iter = 0; iter < (adapter)->params.nports; iter++)
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static inline bool is_10g_port(const struct link_config *lc)
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{
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return (lc->supported & SUPPORTED_10000baseT_Full) != 0;
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}
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static inline unsigned int core_ticks_per_usec(const struct adapter *adapter)
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{
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return adapter->params.vpd.cclk / 1000;
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}
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static inline unsigned int us_to_core_ticks(const struct adapter *adapter,
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unsigned int us)
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{
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return (us * adapter->params.vpd.cclk) / 1000;
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}
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static inline unsigned int core_ticks_to_us(const struct adapter *adapter,
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unsigned int ticks)
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{
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return (ticks * 1000) / adapter->params.vpd.cclk;
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}
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int t4vf_wr_mbox_core(struct adapter *, const void *, int, void *, bool);
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static inline int t4vf_wr_mbox(struct adapter *adapter, const void *cmd,
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int size, void *rpl)
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{
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return t4vf_wr_mbox_core(adapter, cmd, size, rpl, true);
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}
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static inline int t4vf_wr_mbox_ns(struct adapter *adapter, const void *cmd,
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int size, void *rpl)
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{
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return t4vf_wr_mbox_core(adapter, cmd, size, rpl, false);
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}
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int __devinit t4vf_wait_dev_ready(struct adapter *);
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int __devinit t4vf_port_init(struct adapter *, int);
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int t4vf_fw_reset(struct adapter *);
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int t4vf_query_params(struct adapter *, unsigned int, const u32 *, u32 *);
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int t4vf_set_params(struct adapter *, unsigned int, const u32 *, const u32 *);
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int t4vf_get_sge_params(struct adapter *);
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int t4vf_get_vpd_params(struct adapter *);
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int t4vf_get_dev_params(struct adapter *);
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int t4vf_get_rss_glb_config(struct adapter *);
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int t4vf_get_vfres(struct adapter *);
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int t4vf_read_rss_vi_config(struct adapter *, unsigned int,
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union rss_vi_config *);
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int t4vf_write_rss_vi_config(struct adapter *, unsigned int,
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union rss_vi_config *);
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int t4vf_config_rss_range(struct adapter *, unsigned int, int, int,
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const u16 *, int);
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int t4vf_alloc_vi(struct adapter *, int);
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int t4vf_free_vi(struct adapter *, int);
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int t4vf_enable_vi(struct adapter *, unsigned int, bool, bool);
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int t4vf_identify_port(struct adapter *, unsigned int, unsigned int);
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int t4vf_set_rxmode(struct adapter *, unsigned int, int, int, int, int, int,
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bool);
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int t4vf_alloc_mac_filt(struct adapter *, unsigned int, bool, unsigned int,
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const u8 **, u16 *, u64 *, bool);
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int t4vf_change_mac(struct adapter *, unsigned int, int, const u8 *, bool);
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int t4vf_set_addr_hash(struct adapter *, unsigned int, bool, u64, bool);
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int t4vf_get_port_stats(struct adapter *, int, struct t4vf_port_stats *);
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int t4vf_iq_free(struct adapter *, unsigned int, unsigned int, unsigned int,
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unsigned int);
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int t4vf_eth_eq_free(struct adapter *, unsigned int);
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int t4vf_handle_fw_rpl(struct adapter *, const __be64 *);
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#endif /* __T4VF_COMMON_H__ */
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