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98abf84ee0
numam-dpdk/drivers/net/qede/base/ecore_sriov.c
Rasesh Mody 98abf84ee0 net/qede/base: refine error handling 
Adjust the verbosity of the log messages and add preventive checks for
errors.

Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com>
2018-04-14 00:41:44 +02:00

4883 lines
136 KiB
C
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/*
* Copyright (c) 2016 QLogic Corporation.
* All rights reserved.
* www.qlogic.com
*
* See LICENSE.qede_pmd for copyright and licensing details.
*/
#include "bcm_osal.h"
#include "ecore.h"
#include "reg_addr.h"
#include "ecore_sriov.h"
#include "ecore_status.h"
#include "ecore_hw.h"
#include "ecore_hw_defs.h"
#include "ecore_int.h"
#include "ecore_hsi_eth.h"
#include "ecore_l2.h"
#include "ecore_vfpf_if.h"
#include "ecore_rt_defs.h"
#include "ecore_init_ops.h"
#include "ecore_gtt_reg_addr.h"
#include "ecore_iro.h"
#include "ecore_mcp.h"
#include "ecore_cxt.h"
#include "ecore_vf.h"
#include "ecore_init_fw_funcs.h"
#include "ecore_sp_commands.h"
static enum _ecore_status_t ecore_sriov_eqe_event(struct ecore_hwfn *p_hwfn,
u8 opcode,
__le16 echo,
union event_ring_data *data,
u8 fw_return_code);
const char *ecore_channel_tlvs_string[] = {
"CHANNEL_TLV_NONE", /* ends tlv sequence */
"CHANNEL_TLV_ACQUIRE",
"CHANNEL_TLV_VPORT_START",
"CHANNEL_TLV_VPORT_UPDATE",
"CHANNEL_TLV_VPORT_TEARDOWN",
"CHANNEL_TLV_START_RXQ",
"CHANNEL_TLV_START_TXQ",
"CHANNEL_TLV_STOP_RXQ",
"CHANNEL_TLV_STOP_TXQ",
"CHANNEL_TLV_UPDATE_RXQ",
"CHANNEL_TLV_INT_CLEANUP",
"CHANNEL_TLV_CLOSE",
"CHANNEL_TLV_RELEASE",
"CHANNEL_TLV_LIST_END",
"CHANNEL_TLV_UCAST_FILTER",
"CHANNEL_TLV_VPORT_UPDATE_ACTIVATE",
"CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH",
"CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP",
"CHANNEL_TLV_VPORT_UPDATE_MCAST",
"CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM",
"CHANNEL_TLV_VPORT_UPDATE_RSS",
"CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN",
"CHANNEL_TLV_VPORT_UPDATE_SGE_TPA",
"CHANNEL_TLV_UPDATE_TUNN_PARAM",
"CHANNEL_TLV_COALESCE_UPDATE",
"CHANNEL_TLV_QID",
"CHANNEL_TLV_COALESCE_READ",
"CHANNEL_TLV_MAX"
};
static u8 ecore_vf_calculate_legacy(struct ecore_vf_info *p_vf)
{
u8 legacy = 0;
if (p_vf->acquire.vfdev_info.eth_fp_hsi_minor ==
ETH_HSI_VER_NO_PKT_LEN_TUNN)
legacy |= ECORE_QCID_LEGACY_VF_RX_PROD;
if (!(p_vf->acquire.vfdev_info.capabilities &
VFPF_ACQUIRE_CAP_QUEUE_QIDS))
legacy |= ECORE_QCID_LEGACY_VF_CID;
return legacy;
}
/* IOV ramrods */
static enum _ecore_status_t ecore_sp_vf_start(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf)
{
struct vf_start_ramrod_data *p_ramrod = OSAL_NULL;
struct ecore_spq_entry *p_ent = OSAL_NULL;
struct ecore_sp_init_data init_data;
enum _ecore_status_t rc = ECORE_NOTIMPL;
u8 fp_minor;
/* Get SPQ entry */
OSAL_MEMSET(&init_data, 0, sizeof(init_data));
init_data.cid = ecore_spq_get_cid(p_hwfn);
init_data.opaque_fid = p_vf->opaque_fid;
init_data.comp_mode = ECORE_SPQ_MODE_EBLOCK;
rc = ecore_sp_init_request(p_hwfn, &p_ent,
COMMON_RAMROD_VF_START,
PROTOCOLID_COMMON, &init_data);
if (rc != ECORE_SUCCESS)
return rc;
p_ramrod = &p_ent->ramrod.vf_start;
p_ramrod->vf_id = GET_FIELD(p_vf->concrete_fid, PXP_CONCRETE_FID_VFID);
p_ramrod->opaque_fid = OSAL_CPU_TO_LE16(p_vf->opaque_fid);
switch (p_hwfn->hw_info.personality) {
case ECORE_PCI_ETH:
p_ramrod->personality = PERSONALITY_ETH;
break;
case ECORE_PCI_ETH_ROCE:
case ECORE_PCI_ETH_IWARP:
p_ramrod->personality = PERSONALITY_RDMA_AND_ETH;
break;
default:
DP_NOTICE(p_hwfn, true, "Unknown VF personality %d\n",
p_hwfn->hw_info.personality);
return ECORE_INVAL;
}
fp_minor = p_vf->acquire.vfdev_info.eth_fp_hsi_minor;
if (fp_minor > ETH_HSI_VER_MINOR &&
fp_minor != ETH_HSI_VER_NO_PKT_LEN_TUNN) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF [%d] - Requested fp hsi %02x.%02x which is"
" slightly newer than PF's %02x.%02x; Configuring"
" PFs version\n",
p_vf->abs_vf_id,
ETH_HSI_VER_MAJOR, fp_minor,
ETH_HSI_VER_MAJOR, ETH_HSI_VER_MINOR);
fp_minor = ETH_HSI_VER_MINOR;
}
p_ramrod->hsi_fp_ver.major_ver_arr[ETH_VER_KEY] = ETH_HSI_VER_MAJOR;
p_ramrod->hsi_fp_ver.minor_ver_arr[ETH_VER_KEY] = fp_minor;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] - Starting using HSI %02x.%02x\n",
p_vf->abs_vf_id, ETH_HSI_VER_MAJOR, fp_minor);
return ecore_spq_post(p_hwfn, p_ent, OSAL_NULL);
}
static enum _ecore_status_t ecore_sp_vf_stop(struct ecore_hwfn *p_hwfn,
u32 concrete_vfid,
u16 opaque_vfid)
{
struct vf_stop_ramrod_data *p_ramrod = OSAL_NULL;
struct ecore_spq_entry *p_ent = OSAL_NULL;
struct ecore_sp_init_data init_data;
enum _ecore_status_t rc = ECORE_NOTIMPL;
/* Get SPQ entry */
OSAL_MEMSET(&init_data, 0, sizeof(init_data));
init_data.cid = ecore_spq_get_cid(p_hwfn);
init_data.opaque_fid = opaque_vfid;
init_data.comp_mode = ECORE_SPQ_MODE_EBLOCK;
rc = ecore_sp_init_request(p_hwfn, &p_ent,
COMMON_RAMROD_VF_STOP,
PROTOCOLID_COMMON, &init_data);
if (rc != ECORE_SUCCESS)
return rc;
p_ramrod = &p_ent->ramrod.vf_stop;
p_ramrod->vf_id = GET_FIELD(concrete_vfid, PXP_CONCRETE_FID_VFID);
return ecore_spq_post(p_hwfn, p_ent, OSAL_NULL);
}
bool ecore_iov_is_valid_vfid(struct ecore_hwfn *p_hwfn, int rel_vf_id,
bool b_enabled_only, bool b_non_malicious)
{
if (!p_hwfn->pf_iov_info) {
DP_NOTICE(p_hwfn->p_dev, true, "No iov info\n");
return false;
}
if ((rel_vf_id >= p_hwfn->p_dev->p_iov_info->total_vfs) ||
(rel_vf_id < 0))
return false;
if ((!p_hwfn->pf_iov_info->vfs_array[rel_vf_id].b_init) &&
b_enabled_only)
return false;
if ((p_hwfn->pf_iov_info->vfs_array[rel_vf_id].b_malicious) &&
b_non_malicious)
return false;
return true;
}
struct ecore_vf_info *ecore_iov_get_vf_info(struct ecore_hwfn *p_hwfn,
u16 relative_vf_id,
bool b_enabled_only)
{
struct ecore_vf_info *vf = OSAL_NULL;
if (!p_hwfn->pf_iov_info) {
DP_NOTICE(p_hwfn->p_dev, true, "No iov info\n");
return OSAL_NULL;
}
if (ecore_iov_is_valid_vfid(p_hwfn, relative_vf_id,
b_enabled_only, false))
vf = &p_hwfn->pf_iov_info->vfs_array[relative_vf_id];
else
DP_ERR(p_hwfn, "ecore_iov_get_vf_info: VF[%d] is not enabled\n",
relative_vf_id);
return vf;
}
static struct ecore_queue_cid *
ecore_iov_get_vf_rx_queue_cid(struct ecore_vf_queue *p_queue)
{
int i;
for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
if (p_queue->cids[i].p_cid &&
!p_queue->cids[i].b_is_tx)
return p_queue->cids[i].p_cid;
}
return OSAL_NULL;
}
enum ecore_iov_validate_q_mode {
ECORE_IOV_VALIDATE_Q_NA,
ECORE_IOV_VALIDATE_Q_ENABLE,
ECORE_IOV_VALIDATE_Q_DISABLE,
};
static bool ecore_iov_validate_queue_mode(struct ecore_vf_info *p_vf,
u16 qid,
enum ecore_iov_validate_q_mode mode,
bool b_is_tx)
{
int i;
if (mode == ECORE_IOV_VALIDATE_Q_NA)
return true;
for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
struct ecore_vf_queue_cid *p_qcid;
p_qcid = &p_vf->vf_queues[qid].cids[i];
if (p_qcid->p_cid == OSAL_NULL)
continue;
if (p_qcid->b_is_tx != b_is_tx)
continue;
/* Found. It's enabled. */
return (mode == ECORE_IOV_VALIDATE_Q_ENABLE);
}
/* In case we haven't found any valid cid, then its disabled */
return (mode == ECORE_IOV_VALIDATE_Q_DISABLE);
}
static bool ecore_iov_validate_rxq(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
u16 rx_qid,
enum ecore_iov_validate_q_mode mode)
{
if (rx_qid >= p_vf->num_rxqs) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[0x%02x] - can't touch Rx queue[%04x];"
" Only 0x%04x are allocated\n",
p_vf->abs_vf_id, rx_qid, p_vf->num_rxqs);
return false;
}
return ecore_iov_validate_queue_mode(p_vf, rx_qid, mode, false);
}
static bool ecore_iov_validate_txq(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
u16 tx_qid,
enum ecore_iov_validate_q_mode mode)
{
if (tx_qid >= p_vf->num_txqs) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[0x%02x] - can't touch Tx queue[%04x];"
" Only 0x%04x are allocated\n",
p_vf->abs_vf_id, tx_qid, p_vf->num_txqs);
return false;
}
return ecore_iov_validate_queue_mode(p_vf, tx_qid, mode, true);
}
static bool ecore_iov_validate_sb(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
u16 sb_idx)
{
int i;
for (i = 0; i < p_vf->num_sbs; i++)
if (p_vf->igu_sbs[i] == sb_idx)
return true;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[0%02x] - tried using sb_idx %04x which doesn't exist as"
" one of its 0x%02x SBs\n",
p_vf->abs_vf_id, sb_idx, p_vf->num_sbs);
return false;
}
/* Is there at least 1 queue open? */
static bool ecore_iov_validate_active_rxq(struct ecore_vf_info *p_vf)
{
u8 i;
for (i = 0; i < p_vf->num_rxqs; i++)
if (ecore_iov_validate_queue_mode(p_vf, i,
ECORE_IOV_VALIDATE_Q_ENABLE,
false))
return true;
return false;
}
static bool ecore_iov_validate_active_txq(struct ecore_vf_info *p_vf)
{
u8 i;
for (i = 0; i < p_vf->num_txqs; i++)
if (ecore_iov_validate_queue_mode(p_vf, i,
ECORE_IOV_VALIDATE_Q_ENABLE,
true))
return true;
return false;
}
enum _ecore_status_t ecore_iov_post_vf_bulletin(struct ecore_hwfn *p_hwfn,
int vfid,
struct ecore_ptt *p_ptt)
{
struct ecore_bulletin_content *p_bulletin;
int crc_size = sizeof(p_bulletin->crc);
struct ecore_dmae_params params;
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!p_vf)
return ECORE_INVAL;
/* TODO - check VF is in a state where it can accept message */
if (!p_vf->vf_bulletin)
return ECORE_INVAL;
p_bulletin = p_vf->bulletin.p_virt;
/* Increment bulletin board version and compute crc */
p_bulletin->version++;
p_bulletin->crc = OSAL_CRC32(0, (u8 *)p_bulletin + crc_size,
p_vf->bulletin.size - crc_size);
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Posting Bulletin 0x%08x to VF[%d] (CRC 0x%08x)\n",
p_bulletin->version, p_vf->relative_vf_id, p_bulletin->crc);
/* propagate bulletin board via dmae to vm memory */
OSAL_MEMSET(&params, 0, sizeof(params));
params.flags = ECORE_DMAE_FLAG_VF_DST;
params.dst_vfid = p_vf->abs_vf_id;
return ecore_dmae_host2host(p_hwfn, p_ptt, p_vf->bulletin.phys,
p_vf->vf_bulletin, p_vf->bulletin.size / 4,
&params);
}
static enum _ecore_status_t ecore_iov_pci_cfg_info(struct ecore_dev *p_dev)
{
struct ecore_hw_sriov_info *iov = p_dev->p_iov_info;
int pos = iov->pos;
DP_VERBOSE(p_dev, ECORE_MSG_IOV, "sriov ext pos %d\n", pos);
OSAL_PCI_READ_CONFIG_WORD(p_dev, pos + PCI_SRIOV_CTRL, &iov->ctrl);
OSAL_PCI_READ_CONFIG_WORD(p_dev,
pos + PCI_SRIOV_TOTAL_VF, &iov->total_vfs);
OSAL_PCI_READ_CONFIG_WORD(p_dev,
pos + PCI_SRIOV_INITIAL_VF,
&iov->initial_vfs);
OSAL_PCI_READ_CONFIG_WORD(p_dev, pos + PCI_SRIOV_NUM_VF, &iov->num_vfs);
if (iov->num_vfs) {
/* @@@TODO - in future we might want to add an OSAL here to
* allow each OS to decide on its own how to act.
*/
DP_VERBOSE(p_dev, ECORE_MSG_IOV,
"Number of VFs are already set to non-zero value."
" Ignoring PCI configuration value\n");
iov->num_vfs = 0;
}
OSAL_PCI_READ_CONFIG_WORD(p_dev,
pos + PCI_SRIOV_VF_OFFSET, &iov->offset);
OSAL_PCI_READ_CONFIG_WORD(p_dev,
pos + PCI_SRIOV_VF_STRIDE, &iov->stride);
OSAL_PCI_READ_CONFIG_WORD(p_dev,
pos + PCI_SRIOV_VF_DID, &iov->vf_device_id);
OSAL_PCI_READ_CONFIG_DWORD(p_dev,
pos + PCI_SRIOV_SUP_PGSIZE, &iov->pgsz);
OSAL_PCI_READ_CONFIG_DWORD(p_dev, pos + PCI_SRIOV_CAP, &iov->cap);
OSAL_PCI_READ_CONFIG_BYTE(p_dev, pos + PCI_SRIOV_FUNC_LINK, &iov->link);
DP_VERBOSE(p_dev, ECORE_MSG_IOV, "IOV info: nres %d, cap 0x%x,"
"ctrl 0x%x, total %d, initial %d, num vfs %d, offset %d,"
" stride %d, page size 0x%x\n",
iov->nres, iov->cap, iov->ctrl,
iov->total_vfs, iov->initial_vfs, iov->nr_virtfn,
iov->offset, iov->stride, iov->pgsz);
/* Some sanity checks */
if (iov->num_vfs > NUM_OF_VFS(p_dev) ||
iov->total_vfs > NUM_OF_VFS(p_dev)) {
/* This can happen only due to a bug. In this case we set
* num_vfs to zero to avoid memory corruption in the code that
* assumes max number of vfs
*/
DP_NOTICE(p_dev, false,
"IOV: Unexpected number of vfs set: %d"
" setting num_vf to zero\n",
iov->num_vfs);
iov->num_vfs = 0;
iov->total_vfs = 0;
}
return ECORE_SUCCESS;
}
static void ecore_iov_setup_vfdb(struct ecore_hwfn *p_hwfn)
{
struct ecore_hw_sriov_info *p_iov = p_hwfn->p_dev->p_iov_info;
struct ecore_pf_iov *p_iov_info = p_hwfn->pf_iov_info;
struct ecore_bulletin_content *p_bulletin_virt;
dma_addr_t req_p, rply_p, bulletin_p;
union pfvf_tlvs *p_reply_virt_addr;
union vfpf_tlvs *p_req_virt_addr;
u8 idx = 0;
OSAL_MEMSET(p_iov_info->vfs_array, 0, sizeof(p_iov_info->vfs_array));
p_req_virt_addr = p_iov_info->mbx_msg_virt_addr;
req_p = p_iov_info->mbx_msg_phys_addr;
p_reply_virt_addr = p_iov_info->mbx_reply_virt_addr;
rply_p = p_iov_info->mbx_reply_phys_addr;
p_bulletin_virt = p_iov_info->p_bulletins;
bulletin_p = p_iov_info->bulletins_phys;
if (!p_req_virt_addr || !p_reply_virt_addr || !p_bulletin_virt) {
DP_ERR(p_hwfn,
"ecore_iov_setup_vfdb called without alloc mem first\n");
return;
}
for (idx = 0; idx < p_iov->total_vfs; idx++) {
struct ecore_vf_info *vf = &p_iov_info->vfs_array[idx];
u32 concrete;
vf->vf_mbx.req_virt = p_req_virt_addr + idx;
vf->vf_mbx.req_phys = req_p + idx * sizeof(union vfpf_tlvs);
vf->vf_mbx.reply_virt = p_reply_virt_addr + idx;
vf->vf_mbx.reply_phys = rply_p + idx * sizeof(union pfvf_tlvs);
#ifdef CONFIG_ECORE_SW_CHANNEL
vf->vf_mbx.sw_mbx.request_size = sizeof(union vfpf_tlvs);
vf->vf_mbx.sw_mbx.mbx_state = VF_PF_WAIT_FOR_START_REQUEST;
#endif
vf->state = VF_STOPPED;
vf->b_init = false;
vf->bulletin.phys = idx *
sizeof(struct ecore_bulletin_content) + bulletin_p;
vf->bulletin.p_virt = p_bulletin_virt + idx;
vf->bulletin.size = sizeof(struct ecore_bulletin_content);
vf->relative_vf_id = idx;
vf->abs_vf_id = idx + p_iov->first_vf_in_pf;
concrete = ecore_vfid_to_concrete(p_hwfn, vf->abs_vf_id);
vf->concrete_fid = concrete;
/* TODO - need to devise a better way of getting opaque */
vf->opaque_fid = (p_hwfn->hw_info.opaque_fid & 0xff) |
(vf->abs_vf_id << 8);
vf->num_mac_filters = ECORE_ETH_VF_NUM_MAC_FILTERS;
vf->num_vlan_filters = ECORE_ETH_VF_NUM_VLAN_FILTERS;
}
}
static enum _ecore_status_t ecore_iov_allocate_vfdb(struct ecore_hwfn *p_hwfn)
{
struct ecore_pf_iov *p_iov_info = p_hwfn->pf_iov_info;
void **p_v_addr;
u16 num_vfs = 0;
num_vfs = p_hwfn->p_dev->p_iov_info->total_vfs;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"ecore_iov_allocate_vfdb for %d VFs\n", num_vfs);
/* Allocate PF Mailbox buffer (per-VF) */
p_iov_info->mbx_msg_size = sizeof(union vfpf_tlvs) * num_vfs;
p_v_addr = &p_iov_info->mbx_msg_virt_addr;
*p_v_addr = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
&p_iov_info->mbx_msg_phys_addr,
p_iov_info->mbx_msg_size);
if (!*p_v_addr)
return ECORE_NOMEM;
/* Allocate PF Mailbox Reply buffer (per-VF) */
p_iov_info->mbx_reply_size = sizeof(union pfvf_tlvs) * num_vfs;
p_v_addr = &p_iov_info->mbx_reply_virt_addr;
*p_v_addr = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
&p_iov_info->mbx_reply_phys_addr,
p_iov_info->mbx_reply_size);
if (!*p_v_addr)
return ECORE_NOMEM;
p_iov_info->bulletins_size = sizeof(struct ecore_bulletin_content) *
num_vfs;
p_v_addr = &p_iov_info->p_bulletins;
*p_v_addr = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
&p_iov_info->bulletins_phys,
p_iov_info->bulletins_size);
if (!*p_v_addr)
return ECORE_NOMEM;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"PF's Requests mailbox [%p virt 0x%lx phys], "
"Response mailbox [%p virt 0x%lx phys] Bulletinsi"
" [%p virt 0x%lx phys]\n",
p_iov_info->mbx_msg_virt_addr,
(unsigned long)p_iov_info->mbx_msg_phys_addr,
p_iov_info->mbx_reply_virt_addr,
(unsigned long)p_iov_info->mbx_reply_phys_addr,
p_iov_info->p_bulletins,
(unsigned long)p_iov_info->bulletins_phys);
return ECORE_SUCCESS;
}
static void ecore_iov_free_vfdb(struct ecore_hwfn *p_hwfn)
{
struct ecore_pf_iov *p_iov_info = p_hwfn->pf_iov_info;
if (p_hwfn->pf_iov_info->mbx_msg_virt_addr)
OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
p_iov_info->mbx_msg_virt_addr,
p_iov_info->mbx_msg_phys_addr,
p_iov_info->mbx_msg_size);
if (p_hwfn->pf_iov_info->mbx_reply_virt_addr)
OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
p_iov_info->mbx_reply_virt_addr,
p_iov_info->mbx_reply_phys_addr,
p_iov_info->mbx_reply_size);
if (p_iov_info->p_bulletins)
OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
p_iov_info->p_bulletins,
p_iov_info->bulletins_phys,
p_iov_info->bulletins_size);
}
enum _ecore_status_t ecore_iov_alloc(struct ecore_hwfn *p_hwfn)
{
struct ecore_pf_iov *p_sriov;
if (!IS_PF_SRIOV(p_hwfn)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"No SR-IOV - no need for IOV db\n");
return ECORE_SUCCESS;
}
p_sriov = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_sriov));
if (!p_sriov) {
DP_NOTICE(p_hwfn, false, "Failed to allocate `struct ecore_sriov'\n");
return ECORE_NOMEM;
}
p_hwfn->pf_iov_info = p_sriov;
ecore_spq_register_async_cb(p_hwfn, PROTOCOLID_COMMON,
ecore_sriov_eqe_event);
return ecore_iov_allocate_vfdb(p_hwfn);
}
void ecore_iov_setup(struct ecore_hwfn *p_hwfn)
{
if (!IS_PF_SRIOV(p_hwfn) || !IS_PF_SRIOV_ALLOC(p_hwfn))
return;
ecore_iov_setup_vfdb(p_hwfn);
}
void ecore_iov_free(struct ecore_hwfn *p_hwfn)
{
ecore_spq_unregister_async_cb(p_hwfn, PROTOCOLID_COMMON);
if (IS_PF_SRIOV_ALLOC(p_hwfn)) {
ecore_iov_free_vfdb(p_hwfn);
OSAL_FREE(p_hwfn->p_dev, p_hwfn->pf_iov_info);
}
}
void ecore_iov_free_hw_info(struct ecore_dev *p_dev)
{
OSAL_FREE(p_dev, p_dev->p_iov_info);
}
enum _ecore_status_t ecore_iov_hw_info(struct ecore_hwfn *p_hwfn)
{
struct ecore_dev *p_dev = p_hwfn->p_dev;
int pos;
enum _ecore_status_t rc;
if (IS_VF(p_hwfn->p_dev))
return ECORE_SUCCESS;
/* Learn the PCI configuration */
pos = OSAL_PCI_FIND_EXT_CAPABILITY(p_hwfn->p_dev,
PCI_EXT_CAP_ID_SRIOV);
if (!pos) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV, "No PCIe IOV support\n");
return ECORE_SUCCESS;
}
/* Allocate a new struct for IOV information */
/* TODO - can change to VALLOC when its available */
p_dev->p_iov_info = OSAL_ZALLOC(p_dev, GFP_KERNEL,
sizeof(*p_dev->p_iov_info));
if (!p_dev->p_iov_info) {
DP_NOTICE(p_hwfn, false,
"Can't support IOV due to lack of memory\n");
return ECORE_NOMEM;
}
p_dev->p_iov_info->pos = pos;
rc = ecore_iov_pci_cfg_info(p_dev);
if (rc)
return rc;
/* We want PF IOV to be synonemous with the existence of p_iov_info;
* In case the capability is published but there are no VFs, simply
* de-allocate the struct.
*/
if (!p_dev->p_iov_info->total_vfs) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"IOV capabilities, but no VFs are published\n");
OSAL_FREE(p_dev, p_dev->p_iov_info);
return ECORE_SUCCESS;
}
/* First VF index based on offset is tricky:
* - If ARI is supported [likely], offset - (16 - pf_id) would
* provide the number for eng0. 2nd engine Vfs would begin
* after the first engine's VFs.
* - If !ARI, VFs would start on next device.
* so offset - (256 - pf_id) would provide the number.
* Utilize the fact that (256 - pf_id) is achieved only be later
* to diffrentiate between the two.
*/
if (p_hwfn->p_dev->p_iov_info->offset < (256 - p_hwfn->abs_pf_id)) {
u32 first = p_hwfn->p_dev->p_iov_info->offset +
p_hwfn->abs_pf_id - 16;
p_dev->p_iov_info->first_vf_in_pf = first;
if (ECORE_PATH_ID(p_hwfn))
p_dev->p_iov_info->first_vf_in_pf -= MAX_NUM_VFS_BB;
} else {
u32 first = p_hwfn->p_dev->p_iov_info->offset +
p_hwfn->abs_pf_id - 256;
p_dev->p_iov_info->first_vf_in_pf = first;
}
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"First VF in hwfn 0x%08x\n",
p_dev->p_iov_info->first_vf_in_pf);
return ECORE_SUCCESS;
}
static bool _ecore_iov_pf_sanity_check(struct ecore_hwfn *p_hwfn, int vfid,
bool b_fail_malicious)
{
/* Check PF supports sriov */
if (IS_VF(p_hwfn->p_dev) || !IS_ECORE_SRIOV(p_hwfn->p_dev) ||
!IS_PF_SRIOV_ALLOC(p_hwfn))
return false;
/* Check VF validity */
if (!ecore_iov_is_valid_vfid(p_hwfn, vfid, true, b_fail_malicious))
return false;
return true;
}
bool ecore_iov_pf_sanity_check(struct ecore_hwfn *p_hwfn, int vfid)
{
return _ecore_iov_pf_sanity_check(p_hwfn, vfid, true);
}
void ecore_iov_set_vf_to_disable(struct ecore_dev *p_dev,
u16 rel_vf_id, u8 to_disable)
{
struct ecore_vf_info *vf;
int i;
for_each_hwfn(p_dev, i) {
struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, false);
if (!vf)
continue;
vf->to_disable = to_disable;
}
}
void ecore_iov_set_vfs_to_disable(struct ecore_dev *p_dev,
u8 to_disable)
{
u16 i;
if (!IS_ECORE_SRIOV(p_dev))
return;
for (i = 0; i < p_dev->p_iov_info->total_vfs; i++)
ecore_iov_set_vf_to_disable(p_dev, i, to_disable);
}
#ifndef LINUX_REMOVE
/* @@@TBD Consider taking outside of ecore... */
enum _ecore_status_t ecore_iov_set_vf_ctx(struct ecore_hwfn *p_hwfn,
u16 vf_id,
void *ctx)
{
enum _ecore_status_t rc = ECORE_SUCCESS;
struct ecore_vf_info *vf = ecore_iov_get_vf_info(p_hwfn, vf_id, true);
if (vf != OSAL_NULL) {
vf->ctx = ctx;
#ifdef CONFIG_ECORE_SW_CHANNEL
vf->vf_mbx.sw_mbx.mbx_state = VF_PF_WAIT_FOR_START_REQUEST;
#endif
} else {
rc = ECORE_UNKNOWN_ERROR;
}
return rc;
}
#endif
static void ecore_iov_vf_pglue_clear_err(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
u8 abs_vfid)
{
ecore_wr(p_hwfn, p_ptt,
PGLUE_B_REG_WAS_ERROR_VF_31_0_CLR + (abs_vfid >> 5) * 4,
1 << (abs_vfid & 0x1f));
}
static void ecore_iov_vf_igu_reset(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
int i;
/* Set VF masks and configuration - pretend */
ecore_fid_pretend(p_hwfn, p_ptt, (u16)vf->concrete_fid);
ecore_wr(p_hwfn, p_ptt, IGU_REG_STATISTIC_NUM_VF_MSG_SENT, 0);
/* unpretend */
ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_hwfn->hw_info.concrete_fid);
/* iterate over all queues, clear sb consumer */
for (i = 0; i < vf->num_sbs; i++)
ecore_int_igu_init_pure_rt_single(p_hwfn, p_ptt,
vf->igu_sbs[i],
vf->opaque_fid, true);
}
static void ecore_iov_vf_igu_set_int(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf, bool enable)
{
u32 igu_vf_conf;
ecore_fid_pretend(p_hwfn, p_ptt, (u16)vf->concrete_fid);
igu_vf_conf = ecore_rd(p_hwfn, p_ptt, IGU_REG_VF_CONFIGURATION);
if (enable)
igu_vf_conf |= IGU_VF_CONF_MSI_MSIX_EN;
else
igu_vf_conf &= ~IGU_VF_CONF_MSI_MSIX_EN;
ecore_wr(p_hwfn, p_ptt, IGU_REG_VF_CONFIGURATION, igu_vf_conf);
/* unpretend */
ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_hwfn->hw_info.concrete_fid);
}
static enum _ecore_status_t
ecore_iov_enable_vf_access_msix(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
u8 abs_vf_id,
u8 num_sbs)
{
u8 current_max = 0;
int i;
/* If client overrides this, don't do anything */
if (p_hwfn->p_dev->b_dont_override_vf_msix)
return ECORE_SUCCESS;
/* For AH onward, configuration is per-PF. Find maximum of all
* the currently enabled child VFs, and set the number to be that.
*/
if (!ECORE_IS_BB(p_hwfn->p_dev)) {
ecore_for_each_vf(p_hwfn, i) {
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, (u16)i, true);
if (!p_vf)
continue;
current_max = OSAL_MAX_T(u8, current_max,
p_vf->num_sbs);
}
}
if (num_sbs > current_max)
return ecore_mcp_config_vf_msix(p_hwfn, p_ptt,
abs_vf_id, num_sbs);
return ECORE_SUCCESS;
}
static enum _ecore_status_t
ecore_iov_enable_vf_access(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt, struct ecore_vf_info *vf)
{
u32 igu_vf_conf = IGU_VF_CONF_FUNC_EN;
enum _ecore_status_t rc = ECORE_SUCCESS;
/* It's possible VF was previously considered malicious -
* clear the indication even if we're only going to disable VF.
*/
vf->b_malicious = false;
if (vf->to_disable)
return ECORE_SUCCESS;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Enable internal access for vf %x [abs %x]\n", vf->abs_vf_id,
ECORE_VF_ABS_ID(p_hwfn, vf));
ecore_iov_vf_pglue_clear_err(p_hwfn, p_ptt,
ECORE_VF_ABS_ID(p_hwfn, vf));
ecore_iov_vf_igu_reset(p_hwfn, p_ptt, vf);
rc = ecore_iov_enable_vf_access_msix(p_hwfn, p_ptt,
vf->abs_vf_id, vf->num_sbs);
if (rc != ECORE_SUCCESS)
return rc;
ecore_fid_pretend(p_hwfn, p_ptt, (u16)vf->concrete_fid);
SET_FIELD(igu_vf_conf, IGU_VF_CONF_PARENT, p_hwfn->rel_pf_id);
STORE_RT_REG(p_hwfn, IGU_REG_VF_CONFIGURATION_RT_OFFSET, igu_vf_conf);
ecore_init_run(p_hwfn, p_ptt, PHASE_VF, vf->abs_vf_id,
p_hwfn->hw_info.hw_mode);
/* unpretend */
ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_hwfn->hw_info.concrete_fid);
vf->state = VF_FREE;
return rc;
}
/**
*
* @brief ecore_iov_config_perm_table - configure the permission
* zone table.
* In E4, queue zone permission table size is 320x9. There
* are 320 VF queues for single engine device (256 for dual
* engine device), and each entry has the following format:
* {Valid, VF[7:0]}
* @param p_hwfn
* @param p_ptt
* @param vf
* @param enable
*/
static void ecore_iov_config_perm_table(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf, u8 enable)
{
u32 reg_addr, val;
u16 qzone_id = 0;
int qid;
for (qid = 0; qid < vf->num_rxqs; qid++) {
ecore_fw_l2_queue(p_hwfn, vf->vf_queues[qid].fw_rx_qid,
&qzone_id);
reg_addr = PSWHST_REG_ZONE_PERMISSION_TABLE + qzone_id * 4;
val = enable ? (vf->abs_vf_id | (1 << 8)) : 0;
ecore_wr(p_hwfn, p_ptt, reg_addr, val);
}
}
static void ecore_iov_enable_vf_traffic(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
/* Reset vf in IGU - interrupts are still disabled */
ecore_iov_vf_igu_reset(p_hwfn, p_ptt, vf);
ecore_iov_vf_igu_set_int(p_hwfn, p_ptt, vf, 1);
/* Permission Table */
ecore_iov_config_perm_table(p_hwfn, p_ptt, vf, true);
}
static u8 ecore_iov_alloc_vf_igu_sbs(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf,
u16 num_rx_queues)
{
struct ecore_igu_block *p_block;
struct cau_sb_entry sb_entry;
int qid = 0;
u32 val = 0;
if (num_rx_queues > p_hwfn->hw_info.p_igu_info->usage.free_cnt_iov)
num_rx_queues =
(u16)p_hwfn->hw_info.p_igu_info->usage.free_cnt_iov;
p_hwfn->hw_info.p_igu_info->usage.free_cnt_iov -= num_rx_queues;
SET_FIELD(val, IGU_MAPPING_LINE_FUNCTION_NUMBER, vf->abs_vf_id);
SET_FIELD(val, IGU_MAPPING_LINE_VALID, 1);
SET_FIELD(val, IGU_MAPPING_LINE_PF_VALID, 0);
for (qid = 0; qid < num_rx_queues; qid++) {
p_block = ecore_get_igu_free_sb(p_hwfn, false);
vf->igu_sbs[qid] = p_block->igu_sb_id;
p_block->status &= ~ECORE_IGU_STATUS_FREE;
SET_FIELD(val, IGU_MAPPING_LINE_VECTOR_NUMBER, qid);
ecore_wr(p_hwfn, p_ptt,
IGU_REG_MAPPING_MEMORY +
sizeof(u32) * p_block->igu_sb_id, val);
/* Configure igu sb in CAU which were marked valid */
ecore_init_cau_sb_entry(p_hwfn, &sb_entry,
p_hwfn->rel_pf_id,
vf->abs_vf_id, 1);
ecore_dmae_host2grc(p_hwfn, p_ptt,
(u64)(osal_uintptr_t)&sb_entry,
CAU_REG_SB_VAR_MEMORY +
p_block->igu_sb_id * sizeof(u64), 2, 0);
}
vf->num_sbs = (u8)num_rx_queues;
return vf->num_sbs;
}
/**
*
* @brief The function invalidates all the VF entries,
* technically this isn't required, but added for
* cleaness and ease of debugging incase a VF attempts to
* produce an interrupt after it has been taken down.
*
* @param p_hwfn
* @param p_ptt
* @param vf
*/
static void ecore_iov_free_vf_igu_sbs(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_igu_info *p_info = p_hwfn->hw_info.p_igu_info;
int idx, igu_id;
u32 addr, val;
/* Invalidate igu CAM lines and mark them as free */
for (idx = 0; idx < vf->num_sbs; idx++) {
igu_id = vf->igu_sbs[idx];
addr = IGU_REG_MAPPING_MEMORY + sizeof(u32) * igu_id;
val = ecore_rd(p_hwfn, p_ptt, addr);
SET_FIELD(val, IGU_MAPPING_LINE_VALID, 0);
ecore_wr(p_hwfn, p_ptt, addr, val);
p_info->entry[igu_id].status |= ECORE_IGU_STATUS_FREE;
p_hwfn->hw_info.p_igu_info->usage.free_cnt_iov++;
}
vf->num_sbs = 0;
}
void ecore_iov_set_link(struct ecore_hwfn *p_hwfn,
u16 vfid,
struct ecore_mcp_link_params *params,
struct ecore_mcp_link_state *link,
struct ecore_mcp_link_capabilities *p_caps)
{
struct ecore_vf_info *p_vf = ecore_iov_get_vf_info(p_hwfn, vfid, false);
struct ecore_bulletin_content *p_bulletin;
if (!p_vf)
return;
p_bulletin = p_vf->bulletin.p_virt;
p_bulletin->req_autoneg = params->speed.autoneg;
p_bulletin->req_adv_speed = params->speed.advertised_speeds;
p_bulletin->req_forced_speed = params->speed.forced_speed;
p_bulletin->req_autoneg_pause = params->pause.autoneg;
p_bulletin->req_forced_rx = params->pause.forced_rx;
p_bulletin->req_forced_tx = params->pause.forced_tx;
p_bulletin->req_loopback = params->loopback_mode;
p_bulletin->link_up = link->link_up;
p_bulletin->speed = link->speed;
p_bulletin->full_duplex = link->full_duplex;
p_bulletin->autoneg = link->an;
p_bulletin->autoneg_complete = link->an_complete;
p_bulletin->parallel_detection = link->parallel_detection;
p_bulletin->pfc_enabled = link->pfc_enabled;
p_bulletin->partner_adv_speed = link->partner_adv_speed;
p_bulletin->partner_tx_flow_ctrl_en = link->partner_tx_flow_ctrl_en;
p_bulletin->partner_rx_flow_ctrl_en = link->partner_rx_flow_ctrl_en;
p_bulletin->partner_adv_pause = link->partner_adv_pause;
p_bulletin->sfp_tx_fault = link->sfp_tx_fault;
p_bulletin->capability_speed = p_caps->speed_capabilities;
}
enum _ecore_status_t
ecore_iov_init_hw_for_vf(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_iov_vf_init_params *p_params)
{
struct ecore_mcp_link_capabilities link_caps;
struct ecore_mcp_link_params link_params;
struct ecore_mcp_link_state link_state;
u8 num_of_vf_available_chains = 0;
struct ecore_vf_info *vf = OSAL_NULL;
u16 qid, num_irqs;
enum _ecore_status_t rc = ECORE_SUCCESS;
u32 cids;
u8 i;
vf = ecore_iov_get_vf_info(p_hwfn, p_params->rel_vf_id, false);
if (!vf) {
DP_ERR(p_hwfn, "ecore_iov_init_hw_for_vf : vf is OSAL_NULL\n");
return ECORE_UNKNOWN_ERROR;
}
if (vf->b_init) {
DP_NOTICE(p_hwfn, true, "VF[%d] is already active.\n",
p_params->rel_vf_id);
return ECORE_INVAL;
}
/* Perform sanity checking on the requested vport/rss */
if (p_params->vport_id >= RESC_NUM(p_hwfn, ECORE_VPORT)) {
DP_NOTICE(p_hwfn, true, "VF[%d] - can't use VPORT %02x\n",
p_params->rel_vf_id, p_params->vport_id);
return ECORE_INVAL;
}
if ((p_params->num_queues > 1) &&
(p_params->rss_eng_id >= RESC_NUM(p_hwfn, ECORE_RSS_ENG))) {
DP_NOTICE(p_hwfn, true, "VF[%d] - can't use RSS_ENG %02x\n",
p_params->rel_vf_id, p_params->rss_eng_id);
return ECORE_INVAL;
}
/* TODO - remove this once we get confidence of change */
if (!p_params->vport_id) {
DP_NOTICE(p_hwfn, false,
"VF[%d] - Unlikely that VF uses vport0. Forgotten?\n",
p_params->rel_vf_id);
}
if ((!p_params->rss_eng_id) && (p_params->num_queues > 1)) {
DP_NOTICE(p_hwfn, false,
"VF[%d] - Unlikely that VF uses RSS_eng0. Forgotten?\n",
p_params->rel_vf_id);
}
vf->vport_id = p_params->vport_id;
vf->rss_eng_id = p_params->rss_eng_id;
/* Since it's possible to relocate SBs, it's a bit difficult to check
* things here. Simply check whether the index falls in the range
* belonging to the PF.
*/
for (i = 0; i < p_params->num_queues; i++) {
qid = p_params->req_rx_queue[i];
if (qid > (u16)RESC_NUM(p_hwfn, ECORE_L2_QUEUE)) {
DP_NOTICE(p_hwfn, true,
"Can't enable Rx qid [%04x] for VF[%d]: qids [0,,...,0x%04x] available\n",
qid, p_params->rel_vf_id,
(u16)RESC_NUM(p_hwfn, ECORE_L2_QUEUE));
return ECORE_INVAL;
}
qid = p_params->req_tx_queue[i];
if (qid > (u16)RESC_NUM(p_hwfn, ECORE_L2_QUEUE)) {
DP_NOTICE(p_hwfn, true,
"Can't enable Tx qid [%04x] for VF[%d]: qids [0,,...,0x%04x] available\n",
qid, p_params->rel_vf_id,
(u16)RESC_NUM(p_hwfn, ECORE_L2_QUEUE));
return ECORE_INVAL;
}
}
/* Limit number of queues according to number of CIDs */
ecore_cxt_get_proto_cid_count(p_hwfn, PROTOCOLID_ETH, &cids);
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] - requesting to initialize for 0x%04x queues"
" [0x%04x CIDs available]\n",
vf->relative_vf_id, p_params->num_queues, (u16)cids);
num_irqs = OSAL_MIN_T(u16, p_params->num_queues, ((u16)cids));
num_of_vf_available_chains = ecore_iov_alloc_vf_igu_sbs(p_hwfn,
p_ptt,
vf,
num_irqs);
if (num_of_vf_available_chains == 0) {
DP_ERR(p_hwfn, "no available igu sbs\n");
return ECORE_NOMEM;
}
/* Choose queue number and index ranges */
vf->num_rxqs = num_of_vf_available_chains;
vf->num_txqs = num_of_vf_available_chains;
for (i = 0; i < vf->num_rxqs; i++) {
struct ecore_vf_queue *p_queue = &vf->vf_queues[i];
p_queue->fw_rx_qid = p_params->req_rx_queue[i];
p_queue->fw_tx_qid = p_params->req_tx_queue[i];
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] - Q[%d] SB %04x, qid [Rx %04x Tx %04x]\n",
vf->relative_vf_id, i, vf->igu_sbs[i],
p_queue->fw_rx_qid, p_queue->fw_tx_qid);
}
/* Update the link configuration in bulletin.
*/
OSAL_MEMCPY(&link_params, ecore_mcp_get_link_params(p_hwfn),
sizeof(link_params));
OSAL_MEMCPY(&link_state, ecore_mcp_get_link_state(p_hwfn),
sizeof(link_state));
OSAL_MEMCPY(&link_caps, ecore_mcp_get_link_capabilities(p_hwfn),
sizeof(link_caps));
ecore_iov_set_link(p_hwfn, p_params->rel_vf_id,
&link_params, &link_state, &link_caps);
rc = ecore_iov_enable_vf_access(p_hwfn, p_ptt, vf);
if (rc == ECORE_SUCCESS) {
vf->b_init = true;
p_hwfn->pf_iov_info->active_vfs[vf->relative_vf_id / 64] |=
(1ULL << (vf->relative_vf_id % 64));
if (IS_LEAD_HWFN(p_hwfn))
p_hwfn->p_dev->p_iov_info->num_vfs++;
}
return rc;
}
enum _ecore_status_t ecore_iov_release_hw_for_vf(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
u16 rel_vf_id)
{
struct ecore_mcp_link_capabilities caps;
struct ecore_mcp_link_params params;
struct ecore_mcp_link_state link;
struct ecore_vf_info *vf = OSAL_NULL;
vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!vf) {
DP_ERR(p_hwfn, "ecore_iov_release_hw_for_vf : vf is NULL\n");
return ECORE_UNKNOWN_ERROR;
}
if (vf->bulletin.p_virt)
OSAL_MEMSET(vf->bulletin.p_virt, 0,
sizeof(*vf->bulletin.p_virt));
OSAL_MEMSET(&vf->p_vf_info, 0, sizeof(vf->p_vf_info));
/* Get the link configuration back in bulletin so
* that when VFs are re-enabled they get the actual
* link configuration.
*/
OSAL_MEMCPY(&params, ecore_mcp_get_link_params(p_hwfn), sizeof(params));
OSAL_MEMCPY(&link, ecore_mcp_get_link_state(p_hwfn), sizeof(link));
OSAL_MEMCPY(&caps, ecore_mcp_get_link_capabilities(p_hwfn),
sizeof(caps));
ecore_iov_set_link(p_hwfn, rel_vf_id, &params, &link, &caps);
/* Forget the VF's acquisition message */
OSAL_MEMSET(&vf->acquire, 0, sizeof(vf->acquire));
/* disablng interrupts and resetting permission table was done during
* vf-close, however, we could get here without going through vf_close
*/
/* Disable Interrupts for VF */
ecore_iov_vf_igu_set_int(p_hwfn, p_ptt, vf, 0);
/* Reset Permission table */
ecore_iov_config_perm_table(p_hwfn, p_ptt, vf, 0);
vf->num_rxqs = 0;
vf->num_txqs = 0;
ecore_iov_free_vf_igu_sbs(p_hwfn, p_ptt, vf);
if (vf->b_init) {
vf->b_init = false;
p_hwfn->pf_iov_info->active_vfs[vf->relative_vf_id / 64] &=
~(1ULL << (vf->relative_vf_id / 64));
if (IS_LEAD_HWFN(p_hwfn))
p_hwfn->p_dev->p_iov_info->num_vfs--;
}
return ECORE_SUCCESS;
}
static bool ecore_iov_tlv_supported(u16 tlvtype)
{
return tlvtype > CHANNEL_TLV_NONE && tlvtype < CHANNEL_TLV_MAX;
}
static void ecore_iov_lock_vf_pf_channel(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *vf, u16 tlv)
{
/* lock the channel */
/* mutex_lock(&vf->op_mutex); @@@TBD MichalK - add lock... */
/* record the locking op */
/* vf->op_current = tlv; @@@TBD MichalK */
/* log the lock */
if (ecore_iov_tlv_supported(tlv))
DP_VERBOSE(p_hwfn,
ECORE_MSG_IOV,
"VF[%d]: vf pf channel locked by %s\n",
vf->abs_vf_id,
ecore_channel_tlvs_string[tlv]);
else
DP_VERBOSE(p_hwfn,
ECORE_MSG_IOV,
"VF[%d]: vf pf channel locked by %04x\n",
vf->abs_vf_id, tlv);
}
static void ecore_iov_unlock_vf_pf_channel(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *vf,
u16 expected_tlv)
{
/* log the unlock */
if (ecore_iov_tlv_supported(expected_tlv))
DP_VERBOSE(p_hwfn,
ECORE_MSG_IOV,
"VF[%d]: vf pf channel unlocked by %s\n",
vf->abs_vf_id,
ecore_channel_tlvs_string[expected_tlv]);
else
DP_VERBOSE(p_hwfn,
ECORE_MSG_IOV,
"VF[%d]: vf pf channel unlocked by %04x\n",
vf->abs_vf_id, expected_tlv);
/* record the locking op */
/* vf->op_current = CHANNEL_TLV_NONE; */
}
/* place a given tlv on the tlv buffer, continuing current tlv list */
void *ecore_add_tlv(u8 **offset, u16 type, u16 length)
{
struct channel_tlv *tl = (struct channel_tlv *)*offset;
tl->type = type;
tl->length = length;
/* Offset should keep pointing to next TLV (the end of the last) */
*offset += length;
/* Return a pointer to the start of the added tlv */
return *offset - length;
}
/* list the types and lengths of the tlvs on the buffer */
void ecore_dp_tlv_list(struct ecore_hwfn *p_hwfn, void *tlvs_list)
{
u16 i = 1, total_length = 0;
struct channel_tlv *tlv;
do {
/* cast current tlv list entry to channel tlv header */
tlv = (struct channel_tlv *)((u8 *)tlvs_list + total_length);
/* output tlv */
if (ecore_iov_tlv_supported(tlv->type))
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"TLV number %d: type %s, length %d\n",
i, ecore_channel_tlvs_string[tlv->type],
tlv->length);
else
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"TLV number %d: type %d, length %d\n",
i, tlv->type, tlv->length);
if (tlv->type == CHANNEL_TLV_LIST_END)
return;
/* Validate entry - protect against malicious VFs */
if (!tlv->length) {
DP_NOTICE(p_hwfn, false, "TLV of length 0 found\n");
return;
}
total_length += tlv->length;
if (total_length >= sizeof(struct tlv_buffer_size)) {
DP_NOTICE(p_hwfn, false, "TLV ==> Buffer overflow\n");
return;
}
i++;
} while (1);
}
static void ecore_iov_send_response(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *p_vf,
#ifdef CONFIG_ECORE_SW_CHANNEL
u16 length,
#else
u16 OSAL_UNUSED length,
#endif
u8 status)
{
struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
struct ecore_dmae_params params;
u8 eng_vf_id;
mbx->reply_virt->default_resp.hdr.status = status;
ecore_dp_tlv_list(p_hwfn, mbx->reply_virt);
#ifdef CONFIG_ECORE_SW_CHANNEL
mbx->sw_mbx.response_size =
length + sizeof(struct channel_list_end_tlv);
if (!p_vf->b_hw_channel)
return;
#endif
eng_vf_id = p_vf->abs_vf_id;
OSAL_MEMSET(&params, 0, sizeof(struct ecore_dmae_params));
params.flags = ECORE_DMAE_FLAG_VF_DST;
params.dst_vfid = eng_vf_id;
ecore_dmae_host2host(p_hwfn, p_ptt, mbx->reply_phys + sizeof(u64),
mbx->req_virt->first_tlv.reply_address +
sizeof(u64),
(sizeof(union pfvf_tlvs) - sizeof(u64)) / 4,
&params);
/* Once PF copies the rc to the VF, the latter can continue and
* and send an additional message. So we have to make sure the
* channel would be re-set to ready prior to that.
*/
REG_WR(p_hwfn,
GTT_BAR0_MAP_REG_USDM_RAM +
USTORM_VF_PF_CHANNEL_READY_OFFSET(eng_vf_id), 1);
ecore_dmae_host2host(p_hwfn, p_ptt, mbx->reply_phys,
mbx->req_virt->first_tlv.reply_address,
sizeof(u64) / 4, &params);
OSAL_IOV_PF_RESP_TYPE(p_hwfn, p_vf->relative_vf_id, status);
}
static u16 ecore_iov_vport_to_tlv(enum ecore_iov_vport_update_flag flag)
{
switch (flag) {
case ECORE_IOV_VP_UPDATE_ACTIVATE:
return CHANNEL_TLV_VPORT_UPDATE_ACTIVATE;
case ECORE_IOV_VP_UPDATE_VLAN_STRIP:
return CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP;
case ECORE_IOV_VP_UPDATE_TX_SWITCH:
return CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH;
case ECORE_IOV_VP_UPDATE_MCAST:
return CHANNEL_TLV_VPORT_UPDATE_MCAST;
case ECORE_IOV_VP_UPDATE_ACCEPT_PARAM:
return CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM;
case ECORE_IOV_VP_UPDATE_RSS:
return CHANNEL_TLV_VPORT_UPDATE_RSS;
case ECORE_IOV_VP_UPDATE_ACCEPT_ANY_VLAN:
return CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN;
case ECORE_IOV_VP_UPDATE_SGE_TPA:
return CHANNEL_TLV_VPORT_UPDATE_SGE_TPA;
default:
return 0;
}
}
static u16 ecore_iov_prep_vp_update_resp_tlvs(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
struct ecore_iov_vf_mbx *p_mbx,
u8 status, u16 tlvs_mask,
u16 tlvs_accepted)
{
struct pfvf_def_resp_tlv *resp;
u16 size, total_len, i;
OSAL_MEMSET(p_mbx->reply_virt, 0, sizeof(union pfvf_tlvs));
p_mbx->offset = (u8 *)p_mbx->reply_virt;
size = sizeof(struct pfvf_def_resp_tlv);
total_len = size;
ecore_add_tlv(&p_mbx->offset, CHANNEL_TLV_VPORT_UPDATE, size);
/* Prepare response for all extended tlvs if they are found by PF */
for (i = 0; i < ECORE_IOV_VP_UPDATE_MAX; i++) {
if (!(tlvs_mask & (1 << i)))
continue;
resp = ecore_add_tlv(&p_mbx->offset, ecore_iov_vport_to_tlv(i),
size);
if (tlvs_accepted & (1 << i))
resp->hdr.status = status;
else
resp->hdr.status = PFVF_STATUS_NOT_SUPPORTED;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] - vport_update resp: TLV %d, status %02x\n",
p_vf->relative_vf_id,
ecore_iov_vport_to_tlv(i),
resp->hdr.status);
total_len += size;
}
ecore_add_tlv(&p_mbx->offset, CHANNEL_TLV_LIST_END,
sizeof(struct channel_list_end_tlv));
return total_len;
}
static void ecore_iov_prepare_resp(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf_info,
u16 type, u16 length, u8 status)
{
struct ecore_iov_vf_mbx *mbx = &vf_info->vf_mbx;
mbx->offset = (u8 *)mbx->reply_virt;
ecore_add_tlv(&mbx->offset, type, length);
ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
sizeof(struct channel_list_end_tlv));
ecore_iov_send_response(p_hwfn, p_ptt, vf_info, length, status);
}
struct ecore_public_vf_info
*ecore_iov_get_public_vf_info(struct ecore_hwfn *p_hwfn,
u16 relative_vf_id,
bool b_enabled_only)
{
struct ecore_vf_info *vf = OSAL_NULL;
vf = ecore_iov_get_vf_info(p_hwfn, relative_vf_id, b_enabled_only);
if (!vf)
return OSAL_NULL;
return &vf->p_vf_info;
}
static void ecore_iov_vf_cleanup(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf)
{
u32 i, j;
p_vf->vf_bulletin = 0;
p_vf->vport_instance = 0;
p_vf->configured_features = 0;
/* If VF previously requested less resources, go back to default */
p_vf->num_rxqs = p_vf->num_sbs;
p_vf->num_txqs = p_vf->num_sbs;
p_vf->num_active_rxqs = 0;
for (i = 0; i < ECORE_MAX_VF_CHAINS_PER_PF; i++) {
struct ecore_vf_queue *p_queue = &p_vf->vf_queues[i];
for (j = 0; j < MAX_QUEUES_PER_QZONE; j++) {
if (!p_queue->cids[j].p_cid)
continue;
ecore_eth_queue_cid_release(p_hwfn,
p_queue->cids[j].p_cid);
p_queue->cids[j].p_cid = OSAL_NULL;
}
}
OSAL_MEMSET(&p_vf->shadow_config, 0, sizeof(p_vf->shadow_config));
OSAL_MEMSET(&p_vf->acquire, 0, sizeof(p_vf->acquire));
OSAL_IOV_VF_CLEANUP(p_hwfn, p_vf->relative_vf_id);
}
/* Returns either 0, or log(size) */
static u32 ecore_iov_vf_db_bar_size(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt)
{
u32 val = ecore_rd(p_hwfn, p_ptt, PGLUE_B_REG_VF_BAR1_SIZE);
if (val)
return val + 11;
return 0;
}
static void
ecore_iov_vf_mbx_acquire_resc_cids(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *p_vf,
struct vf_pf_resc_request *p_req,
struct pf_vf_resc *p_resp)
{
u8 num_vf_cons = p_hwfn->pf_params.eth_pf_params.num_vf_cons;
u8 db_size = DB_ADDR_VF(1, DQ_DEMS_LEGACY) -
DB_ADDR_VF(0, DQ_DEMS_LEGACY);
u32 bar_size;
p_resp->num_cids = OSAL_MIN_T(u8, p_req->num_cids, num_vf_cons);
/* If VF didn't bother asking for QIDs than don't bother limiting
* number of CIDs. The VF doesn't care about the number, and this
* has the likely result of causing an additional acquisition.
*/
if (!(p_vf->acquire.vfdev_info.capabilities &
VFPF_ACQUIRE_CAP_QUEUE_QIDS))
return;
/* If doorbell bar was mapped by VF, limit the VF CIDs to an amount
* that would make sure doorbells for all CIDs fall within the bar.
* If it doesn't, make sure regview window is sufficient.
*/
if (p_vf->acquire.vfdev_info.capabilities &
VFPF_ACQUIRE_CAP_PHYSICAL_BAR) {
bar_size = ecore_iov_vf_db_bar_size(p_hwfn, p_ptt);
if (bar_size)
bar_size = 1 << bar_size;
if (ECORE_IS_CMT(p_hwfn->p_dev))
bar_size /= 2;
} else {
bar_size = PXP_VF_BAR0_DQ_LENGTH;
}
if (bar_size / db_size < 256)
p_resp->num_cids = OSAL_MIN_T(u8, p_resp->num_cids,
(u8)(bar_size / db_size));
}
static u8 ecore_iov_vf_mbx_acquire_resc(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *p_vf,
struct vf_pf_resc_request *p_req,
struct pf_vf_resc *p_resp)
{
u8 i;
/* Queue related information */
p_resp->num_rxqs = p_vf->num_rxqs;
p_resp->num_txqs = p_vf->num_txqs;
p_resp->num_sbs = p_vf->num_sbs;
for (i = 0; i < p_resp->num_sbs; i++) {
p_resp->hw_sbs[i].hw_sb_id = p_vf->igu_sbs[i];
/* TODO - what's this sb_qid field? Is it deprecated?
* or is there an ecore_client that looks at this?
*/
p_resp->hw_sbs[i].sb_qid = 0;
}
/* These fields are filled for backward compatibility.
* Unused by modern vfs.
*/
for (i = 0; i < p_resp->num_rxqs; i++) {
ecore_fw_l2_queue(p_hwfn, p_vf->vf_queues[i].fw_rx_qid,
(u16 *)&p_resp->hw_qid[i]);
p_resp->cid[i] = i;
}
/* Filter related information */
p_resp->num_mac_filters = OSAL_MIN_T(u8, p_vf->num_mac_filters,
p_req->num_mac_filters);
p_resp->num_vlan_filters = OSAL_MIN_T(u8, p_vf->num_vlan_filters,
p_req->num_vlan_filters);
ecore_iov_vf_mbx_acquire_resc_cids(p_hwfn, p_ptt, p_vf, p_req, p_resp);
/* This isn't really needed/enforced, but some legacy VFs might depend
* on the correct filling of this field.
*/
p_resp->num_mc_filters = ECORE_MAX_MC_ADDRS;
/* Validate sufficient resources for VF */
if (p_resp->num_rxqs < p_req->num_rxqs ||
p_resp->num_txqs < p_req->num_txqs ||
p_resp->num_sbs < p_req->num_sbs ||
p_resp->num_mac_filters < p_req->num_mac_filters ||
p_resp->num_vlan_filters < p_req->num_vlan_filters ||
p_resp->num_mc_filters < p_req->num_mc_filters ||
p_resp->num_cids < p_req->num_cids) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] - Insufficient resources: rxq [%02x/%02x] txq [%02x/%02x] sbs [%02x/%02x] mac [%02x/%02x] vlan [%02x/%02x] mc [%02x/%02x] cids [%02x/%02x]\n",
p_vf->abs_vf_id,
p_req->num_rxqs, p_resp->num_rxqs,
p_req->num_rxqs, p_resp->num_txqs,
p_req->num_sbs, p_resp->num_sbs,
p_req->num_mac_filters, p_resp->num_mac_filters,
p_req->num_vlan_filters, p_resp->num_vlan_filters,
p_req->num_mc_filters, p_resp->num_mc_filters,
p_req->num_cids, p_resp->num_cids);
/* Some legacy OSes are incapable of correctly handling this
* failure.
*/
if ((p_vf->acquire.vfdev_info.eth_fp_hsi_minor ==
ETH_HSI_VER_NO_PKT_LEN_TUNN) &&
(p_vf->acquire.vfdev_info.os_type ==
VFPF_ACQUIRE_OS_WINDOWS))
return PFVF_STATUS_SUCCESS;
return PFVF_STATUS_NO_RESOURCE;
}
return PFVF_STATUS_SUCCESS;
}
static void ecore_iov_vf_mbx_acquire_stats(struct pfvf_stats_info *p_stats)
{
p_stats->mstats.address = PXP_VF_BAR0_START_MSDM_ZONE_B +
OFFSETOF(struct mstorm_vf_zone,
non_trigger.eth_queue_stat);
p_stats->mstats.len = sizeof(struct eth_mstorm_per_queue_stat);
p_stats->ustats.address = PXP_VF_BAR0_START_USDM_ZONE_B +
OFFSETOF(struct ustorm_vf_zone,
non_trigger.eth_queue_stat);
p_stats->ustats.len = sizeof(struct eth_ustorm_per_queue_stat);
p_stats->pstats.address = PXP_VF_BAR0_START_PSDM_ZONE_B +
OFFSETOF(struct pstorm_vf_zone,
non_trigger.eth_queue_stat);
p_stats->pstats.len = sizeof(struct eth_pstorm_per_queue_stat);
p_stats->tstats.address = 0;
p_stats->tstats.len = 0;
}
static void ecore_iov_vf_mbx_acquire(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
struct pfvf_acquire_resp_tlv *resp = &mbx->reply_virt->acquire_resp;
struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info;
struct vfpf_acquire_tlv *req = &mbx->req_virt->acquire;
u8 vfpf_status = PFVF_STATUS_NOT_SUPPORTED;
struct pf_vf_resc *resc = &resp->resc;
enum _ecore_status_t rc;
OSAL_MEMSET(resp, 0, sizeof(*resp));
/* Write the PF version so that VF would know which version
* is supported - might be later overridden. This guarantees that
* VF could recognize legacy PF based on lack of versions in reply.
*/
pfdev_info->major_fp_hsi = ETH_HSI_VER_MAJOR;
pfdev_info->minor_fp_hsi = ETH_HSI_VER_MINOR;
/* TODO - not doing anything is bad since we'll assert, but this isn't
* necessarily the right behavior - perhaps we should have allowed some
* versatility here.
*/
if (vf->state != VF_FREE &&
vf->state != VF_STOPPED) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] sent ACQUIRE but is already in state %d - fail request\n",
vf->abs_vf_id, vf->state);
goto out;
}
/* Validate FW compatibility */
if (req->vfdev_info.eth_fp_hsi_major != ETH_HSI_VER_MAJOR) {
if (req->vfdev_info.capabilities &
VFPF_ACQUIRE_CAP_PRE_FP_HSI) {
struct vf_pf_vfdev_info *p_vfdev = &req->vfdev_info;
/* This legacy support would need to be removed once
* the major has changed.
*/
OSAL_BUILD_BUG_ON(ETH_HSI_VER_MAJOR != 3);
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] is pre-fastpath HSI\n",
vf->abs_vf_id);
p_vfdev->eth_fp_hsi_major = ETH_HSI_VER_MAJOR;
p_vfdev->eth_fp_hsi_minor = ETH_HSI_VER_NO_PKT_LEN_TUNN;
} else {
DP_INFO(p_hwfn,
"VF[%d] needs fastpath HSI %02x.%02x, which is"
" incompatible with loaded FW's faspath"
" HSI %02x.%02x\n",
vf->abs_vf_id,
req->vfdev_info.eth_fp_hsi_major,
req->vfdev_info.eth_fp_hsi_minor,
ETH_HSI_VER_MAJOR, ETH_HSI_VER_MINOR);
goto out;
}
}
/* On 100g PFs, prevent old VFs from loading */
if (ECORE_IS_CMT(p_hwfn->p_dev) &&
!(req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_100G)) {
DP_INFO(p_hwfn,
"VF[%d] is running an old driver that doesn't support"
" 100g\n",
vf->abs_vf_id);
goto out;
}
#ifndef __EXTRACT__LINUX__
if (OSAL_IOV_VF_ACQUIRE(p_hwfn, vf->relative_vf_id) != ECORE_SUCCESS) {
vfpf_status = PFVF_STATUS_NOT_SUPPORTED;
goto out;
}
#endif
/* Store the acquire message */
OSAL_MEMCPY(&vf->acquire, req, sizeof(vf->acquire));
vf->opaque_fid = req->vfdev_info.opaque_fid;
vf->vf_bulletin = req->bulletin_addr;
vf->bulletin.size = (vf->bulletin.size < req->bulletin_size) ?
vf->bulletin.size : req->bulletin_size;
/* fill in pfdev info */
pfdev_info->chip_num = p_hwfn->p_dev->chip_num;
pfdev_info->db_size = 0; /* @@@ TBD MichalK Vf Doorbells */
pfdev_info->indices_per_sb = PIS_PER_SB_E4;
pfdev_info->capabilities = PFVF_ACQUIRE_CAP_DEFAULT_UNTAGGED |
PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE;
if (ECORE_IS_CMT(p_hwfn->p_dev))
pfdev_info->capabilities |= PFVF_ACQUIRE_CAP_100G;
/* Share our ability to use multiple queue-ids only with VFs
* that request it.
*/
if (req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_QUEUE_QIDS)
pfdev_info->capabilities |= PFVF_ACQUIRE_CAP_QUEUE_QIDS;
/* Share the sizes of the bars with VF */
resp->pfdev_info.bar_size = (u8)ecore_iov_vf_db_bar_size(p_hwfn,
p_ptt);
ecore_iov_vf_mbx_acquire_stats(&pfdev_info->stats_info);
OSAL_MEMCPY(pfdev_info->port_mac, p_hwfn->hw_info.hw_mac_addr,
ETH_ALEN);
pfdev_info->fw_major = FW_MAJOR_VERSION;
pfdev_info->fw_minor = FW_MINOR_VERSION;
pfdev_info->fw_rev = FW_REVISION_VERSION;
pfdev_info->fw_eng = FW_ENGINEERING_VERSION;
/* Incorrect when legacy, but doesn't matter as legacy isn't reading
* this field.
*/
pfdev_info->minor_fp_hsi = OSAL_MIN_T(u8, ETH_HSI_VER_MINOR,
req->vfdev_info.eth_fp_hsi_minor);
pfdev_info->os_type = OSAL_IOV_GET_OS_TYPE();
ecore_mcp_get_mfw_ver(p_hwfn, p_ptt, &pfdev_info->mfw_ver,
OSAL_NULL);
pfdev_info->dev_type = p_hwfn->p_dev->type;
pfdev_info->chip_rev = p_hwfn->p_dev->chip_rev;
/* Fill resources available to VF; Make sure there are enough to
* satisfy the VF's request.
*/
vfpf_status = ecore_iov_vf_mbx_acquire_resc(p_hwfn, p_ptt, vf,
&req->resc_request, resc);
if (vfpf_status != PFVF_STATUS_SUCCESS)
goto out;
/* Start the VF in FW */
rc = ecore_sp_vf_start(p_hwfn, vf);
if (rc != ECORE_SUCCESS) {
DP_NOTICE(p_hwfn, true, "Failed to start VF[%02x]\n",
vf->abs_vf_id);
vfpf_status = PFVF_STATUS_FAILURE;
goto out;
}
/* Fill agreed size of bulletin board in response, and post
* an initial image to the bulletin board.
*/
resp->bulletin_size = vf->bulletin.size;
ecore_iov_post_vf_bulletin(p_hwfn, vf->relative_vf_id, p_ptt);
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] ACQUIRE_RESPONSE: pfdev_info- chip_num=0x%x,"
" db_size=%d, idx_per_sb=%d, pf_cap=0x%lx\n"
"resources- n_rxq-%d, n_txq-%d, n_sbs-%d, n_macs-%d,"
" n_vlans-%d\n",
vf->abs_vf_id, resp->pfdev_info.chip_num,
resp->pfdev_info.db_size, resp->pfdev_info.indices_per_sb,
(unsigned long)resp->pfdev_info.capabilities, resc->num_rxqs,
resc->num_txqs, resc->num_sbs, resc->num_mac_filters,
resc->num_vlan_filters);
vf->state = VF_ACQUIRED;
out:
/* Prepare Response */
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_ACQUIRE,
sizeof(struct pfvf_acquire_resp_tlv),
vfpf_status);
}
static enum _ecore_status_t
__ecore_iov_spoofchk_set(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf, bool val)
{
struct ecore_sp_vport_update_params params;
enum _ecore_status_t rc;
if (val == p_vf->spoof_chk) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Spoofchk value[%d] is already configured\n", val);
return ECORE_SUCCESS;
}
OSAL_MEMSET(&params, 0, sizeof(struct ecore_sp_vport_update_params));
params.opaque_fid = p_vf->opaque_fid;
params.vport_id = p_vf->vport_id;
params.update_anti_spoofing_en_flg = 1;
params.anti_spoofing_en = val;
rc = ecore_sp_vport_update(p_hwfn, &params, ECORE_SPQ_MODE_EBLOCK,
OSAL_NULL);
if (rc == ECORE_SUCCESS) {
p_vf->spoof_chk = val;
p_vf->req_spoofchk_val = p_vf->spoof_chk;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Spoofchk val[%d] configured\n", val);
} else {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Spoofchk configuration[val:%d] failed for VF[%d]\n",
val, p_vf->relative_vf_id);
}
return rc;
}
static enum _ecore_status_t
ecore_iov_reconfigure_unicast_vlan(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf)
{
struct ecore_filter_ucast filter;
enum _ecore_status_t rc = ECORE_SUCCESS;
int i;
OSAL_MEMSET(&filter, 0, sizeof(filter));
filter.is_rx_filter = 1;
filter.is_tx_filter = 1;
filter.vport_to_add_to = p_vf->vport_id;
filter.opcode = ECORE_FILTER_ADD;
/* Reconfigure vlans */
for (i = 0; i < ECORE_ETH_VF_NUM_VLAN_FILTERS + 1; i++) {
if (!p_vf->shadow_config.vlans[i].used)
continue;
filter.type = ECORE_FILTER_VLAN;
filter.vlan = p_vf->shadow_config.vlans[i].vid;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Reconfiguring VLAN [0x%04x] for VF [%04x]\n",
filter.vlan, p_vf->relative_vf_id);
rc = ecore_sp_eth_filter_ucast(p_hwfn, p_vf->opaque_fid,
&filter, ECORE_SPQ_MODE_CB,
OSAL_NULL);
if (rc) {
DP_NOTICE(p_hwfn, true,
"Failed to configure VLAN [%04x]"
" to VF [%04x]\n",
filter.vlan, p_vf->relative_vf_id);
break;
}
}
return rc;
}
static enum _ecore_status_t
ecore_iov_reconfigure_unicast_shadow(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf, u64 events)
{
enum _ecore_status_t rc = ECORE_SUCCESS;
/*TODO - what about MACs? */
if ((events & (1 << VLAN_ADDR_FORCED)) &&
!(p_vf->configured_features & (1 << VLAN_ADDR_FORCED)))
rc = ecore_iov_reconfigure_unicast_vlan(p_hwfn, p_vf);
return rc;
}
static enum _ecore_status_t
ecore_iov_configure_vport_forced(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
u64 events)
{
enum _ecore_status_t rc = ECORE_SUCCESS;
struct ecore_filter_ucast filter;
if (!p_vf->vport_instance)
return ECORE_INVAL;
if ((events & (1 << MAC_ADDR_FORCED)) ||
p_hwfn->pf_params.eth_pf_params.allow_vf_mac_change) {
/* Since there's no way [currently] of removing the MAC,
* we can always assume this means we need to force it.
*/
OSAL_MEMSET(&filter, 0, sizeof(filter));
filter.type = ECORE_FILTER_MAC;
filter.opcode = ECORE_FILTER_REPLACE;
filter.is_rx_filter = 1;
filter.is_tx_filter = 1;
filter.vport_to_add_to = p_vf->vport_id;
OSAL_MEMCPY(filter.mac, p_vf->bulletin.p_virt->mac, ETH_ALEN);
rc = ecore_sp_eth_filter_ucast(p_hwfn, p_vf->opaque_fid,
&filter,
ECORE_SPQ_MODE_CB, OSAL_NULL);
if (rc) {
DP_NOTICE(p_hwfn, true,
"PF failed to configure MAC for VF\n");
return rc;
}
if (p_hwfn->pf_params.eth_pf_params.allow_vf_mac_change)
p_vf->configured_features |=
1 << VFPF_BULLETIN_MAC_ADDR;
else
p_vf->configured_features |= 1 << MAC_ADDR_FORCED;
}
if (events & (1 << VLAN_ADDR_FORCED)) {
struct ecore_sp_vport_update_params vport_update;
u8 removal;
int i;
OSAL_MEMSET(&filter, 0, sizeof(filter));
filter.type = ECORE_FILTER_VLAN;
filter.is_rx_filter = 1;
filter.is_tx_filter = 1;
filter.vport_to_add_to = p_vf->vport_id;
filter.vlan = p_vf->bulletin.p_virt->pvid;
filter.opcode = filter.vlan ? ECORE_FILTER_REPLACE :
ECORE_FILTER_FLUSH;
/* Send the ramrod */
rc = ecore_sp_eth_filter_ucast(p_hwfn, p_vf->opaque_fid,
&filter,
ECORE_SPQ_MODE_CB, OSAL_NULL);
if (rc) {
DP_NOTICE(p_hwfn, true,
"PF failed to configure VLAN for VF\n");
return rc;
}
/* Update the default-vlan & silent vlan stripping */
OSAL_MEMSET(&vport_update, 0, sizeof(vport_update));
vport_update.opaque_fid = p_vf->opaque_fid;
vport_update.vport_id = p_vf->vport_id;
vport_update.update_default_vlan_enable_flg = 1;
vport_update.default_vlan_enable_flg = filter.vlan ? 1 : 0;
vport_update.update_default_vlan_flg = 1;
vport_update.default_vlan = filter.vlan;
vport_update.update_inner_vlan_removal_flg = 1;
removal = filter.vlan ?
1 : p_vf->shadow_config.inner_vlan_removal;
vport_update.inner_vlan_removal_flg = removal;
vport_update.silent_vlan_removal_flg = filter.vlan ? 1 : 0;
rc = ecore_sp_vport_update(p_hwfn, &vport_update,
ECORE_SPQ_MODE_EBLOCK, OSAL_NULL);
if (rc) {
DP_NOTICE(p_hwfn, true,
"PF failed to configure VF vport for vlan\n");
return rc;
}
/* Update all the Rx queues */
for (i = 0; i < ECORE_MAX_VF_CHAINS_PER_PF; i++) {
struct ecore_vf_queue *p_queue = &p_vf->vf_queues[i];
struct ecore_queue_cid *p_cid = OSAL_NULL;
/* There can be at most 1 Rx queue on qzone. Find it */
p_cid = ecore_iov_get_vf_rx_queue_cid(p_queue);
if (p_cid == OSAL_NULL)
continue;
rc = ecore_sp_eth_rx_queues_update(p_hwfn,
(void **)&p_cid,
1, 0, 1,
ECORE_SPQ_MODE_EBLOCK,
OSAL_NULL);
if (rc) {
DP_NOTICE(p_hwfn, true,
"Failed to send Rx update"
" fo queue[0x%04x]\n",
p_cid->rel.queue_id);
return rc;
}
}
if (filter.vlan)
p_vf->configured_features |= 1 << VLAN_ADDR_FORCED;
else
p_vf->configured_features &= ~(1 << VLAN_ADDR_FORCED);
}
/* If forced features are terminated, we need to configure the shadow
* configuration back again.
*/
if (events)
ecore_iov_reconfigure_unicast_shadow(p_hwfn, p_vf, events);
return rc;
}
static void ecore_iov_vf_mbx_start_vport(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_sp_vport_start_params params = { 0 };
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
struct vfpf_vport_start_tlv *start;
u8 status = PFVF_STATUS_SUCCESS;
struct ecore_vf_info *vf_info;
u64 *p_bitmap;
int sb_id;
enum _ecore_status_t rc;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vf->relative_vf_id, true);
if (!vf_info) {
DP_NOTICE(p_hwfn->p_dev, true,
"Failed to get VF info, invalid vfid [%d]\n",
vf->relative_vf_id);
return;
}
vf->state = VF_ENABLED;
start = &mbx->req_virt->start_vport;
ecore_iov_enable_vf_traffic(p_hwfn, p_ptt, vf);
/* Initialize Status block in CAU */
for (sb_id = 0; sb_id < vf->num_sbs; sb_id++) {
if (!start->sb_addr[sb_id]) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] did not fill the address of SB %d\n",
vf->relative_vf_id, sb_id);
break;
}
ecore_int_cau_conf_sb(p_hwfn, p_ptt,
start->sb_addr[sb_id],
vf->igu_sbs[sb_id],
vf->abs_vf_id, 1);
}
vf->mtu = start->mtu;
vf->shadow_config.inner_vlan_removal = start->inner_vlan_removal;
/* Take into consideration configuration forced by hypervisor;
* If none is configured, use the supplied VF values [for old
* vfs that would still be fine, since they passed '0' as padding].
*/
p_bitmap = &vf_info->bulletin.p_virt->valid_bitmap;
if (!(*p_bitmap & (1 << VFPF_BULLETIN_UNTAGGED_DEFAULT_FORCED))) {
u8 vf_req = start->only_untagged;
vf_info->bulletin.p_virt->default_only_untagged = vf_req;
*p_bitmap |= 1 << VFPF_BULLETIN_UNTAGGED_DEFAULT;
}
params.tpa_mode = start->tpa_mode;
params.remove_inner_vlan = start->inner_vlan_removal;
params.tx_switching = true;
#ifndef ASIC_ONLY
if (CHIP_REV_IS_FPGA(p_hwfn->p_dev)) {
DP_NOTICE(p_hwfn, false,
"FPGA: Don't config VF for Tx-switching [no pVFC]\n");
params.tx_switching = false;
}
#endif
params.only_untagged = vf_info->bulletin.p_virt->default_only_untagged;
params.drop_ttl0 = false;
params.concrete_fid = vf->concrete_fid;
params.opaque_fid = vf->opaque_fid;
params.vport_id = vf->vport_id;
params.max_buffers_per_cqe = start->max_buffers_per_cqe;
params.mtu = vf->mtu;
params.check_mac = true;
rc = ecore_sp_eth_vport_start(p_hwfn, &params);
if (rc != ECORE_SUCCESS) {
DP_ERR(p_hwfn,
"ecore_iov_vf_mbx_start_vport returned error %d\n", rc);
status = PFVF_STATUS_FAILURE;
} else {
vf->vport_instance++;
/* Force configuration if needed on the newly opened vport */
ecore_iov_configure_vport_forced(p_hwfn, vf, *p_bitmap);
OSAL_IOV_POST_START_VPORT(p_hwfn, vf->relative_vf_id,
vf->vport_id, vf->opaque_fid);
__ecore_iov_spoofchk_set(p_hwfn, vf, vf->req_spoofchk_val);
}
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_VPORT_START,
sizeof(struct pfvf_def_resp_tlv), status);
}
static void ecore_iov_vf_mbx_stop_vport(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
u8 status = PFVF_STATUS_SUCCESS;
enum _ecore_status_t rc;
OSAL_IOV_VF_VPORT_STOP(p_hwfn, vf);
vf->vport_instance--;
vf->spoof_chk = false;
if ((ecore_iov_validate_active_rxq(vf)) ||
(ecore_iov_validate_active_txq(vf))) {
vf->b_malicious = true;
DP_NOTICE(p_hwfn, false,
"VF [%02x] - considered malicious;"
" Unable to stop RX/TX queuess\n",
vf->abs_vf_id);
status = PFVF_STATUS_MALICIOUS;
goto out;
}
rc = ecore_sp_vport_stop(p_hwfn, vf->opaque_fid, vf->vport_id);
if (rc != ECORE_SUCCESS) {
DP_ERR(p_hwfn,
"ecore_iov_vf_mbx_stop_vport returned error %d\n", rc);
status = PFVF_STATUS_FAILURE;
}
/* Forget the configuration on the vport */
vf->configured_features = 0;
OSAL_MEMSET(&vf->shadow_config, 0, sizeof(vf->shadow_config));
out:
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_VPORT_TEARDOWN,
sizeof(struct pfvf_def_resp_tlv), status);
}
static void ecore_iov_vf_mbx_start_rxq_resp(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf,
u8 status, bool b_legacy)
{
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
struct pfvf_start_queue_resp_tlv *p_tlv;
struct vfpf_start_rxq_tlv *req;
u16 length;
mbx->offset = (u8 *)mbx->reply_virt;
/* Taking a bigger struct instead of adding a TLV to list was a
* mistake, but one which we're now stuck with, as some older
* clients assume the size of the previous response.
*/
if (!b_legacy)
length = sizeof(*p_tlv);
else
length = sizeof(struct pfvf_def_resp_tlv);
p_tlv = ecore_add_tlv(&mbx->offset, CHANNEL_TLV_START_RXQ, length);
ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
sizeof(struct channel_list_end_tlv));
/* Update the TLV with the response */
if ((status == PFVF_STATUS_SUCCESS) && !b_legacy) {
req = &mbx->req_virt->start_rxq;
p_tlv->offset = PXP_VF_BAR0_START_MSDM_ZONE_B +
OFFSETOF(struct mstorm_vf_zone,
non_trigger.eth_rx_queue_producers) +
sizeof(struct eth_rx_prod_data) * req->rx_qid;
}
ecore_iov_send_response(p_hwfn, p_ptt, vf, length, status);
}
static u8 ecore_iov_vf_mbx_qid(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf, bool b_is_tx)
{
struct ecore_iov_vf_mbx *p_mbx = &p_vf->vf_mbx;
struct vfpf_qid_tlv *p_qid_tlv;
/* Search for the qid if the VF published if its going to provide it */
if (!(p_vf->acquire.vfdev_info.capabilities &
VFPF_ACQUIRE_CAP_QUEUE_QIDS)) {
if (b_is_tx)
return ECORE_IOV_LEGACY_QID_TX;
else
return ECORE_IOV_LEGACY_QID_RX;
}
p_qid_tlv = (struct vfpf_qid_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt,
CHANNEL_TLV_QID);
if (p_qid_tlv == OSAL_NULL) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%2x]: Failed to provide qid\n",
p_vf->relative_vf_id);
return ECORE_IOV_QID_INVALID;
}
if (p_qid_tlv->qid >= MAX_QUEUES_PER_QZONE) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%02x]: Provided qid out-of-bounds %02x\n",
p_vf->relative_vf_id, p_qid_tlv->qid);
return ECORE_IOV_QID_INVALID;
}
return p_qid_tlv->qid;
}
static void ecore_iov_vf_mbx_start_rxq(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_queue_start_common_params params;
struct ecore_queue_cid_vf_params vf_params;
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
u8 status = PFVF_STATUS_NO_RESOURCE;
u8 qid_usage_idx, vf_legacy = 0;
struct ecore_vf_queue *p_queue;
struct vfpf_start_rxq_tlv *req;
struct ecore_queue_cid *p_cid;
struct ecore_sb_info sb_dummy;
enum _ecore_status_t rc;
req = &mbx->req_virt->start_rxq;
if (!ecore_iov_validate_rxq(p_hwfn, vf, req->rx_qid,
ECORE_IOV_VALIDATE_Q_DISABLE) ||
!ecore_iov_validate_sb(p_hwfn, vf, req->hw_sb))
goto out;
qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, false);
if (qid_usage_idx == ECORE_IOV_QID_INVALID)
goto out;
p_queue = &vf->vf_queues[req->rx_qid];
if (p_queue->cids[qid_usage_idx].p_cid)
goto out;
vf_legacy = ecore_vf_calculate_legacy(vf);
/* Acquire a new queue-cid */
OSAL_MEMSET(&params, 0, sizeof(params));
params.queue_id = (u8)p_queue->fw_rx_qid;
params.vport_id = vf->vport_id;
params.stats_id = vf->abs_vf_id + 0x10;
/* Since IGU index is passed via sb_info, construct a dummy one */
OSAL_MEM_ZERO(&sb_dummy, sizeof(sb_dummy));
sb_dummy.igu_sb_id = req->hw_sb;
params.p_sb = &sb_dummy;
params.sb_idx = req->sb_index;
OSAL_MEM_ZERO(&vf_params, sizeof(vf_params));
vf_params.vfid = vf->relative_vf_id;
vf_params.vf_qid = (u8)req->rx_qid;
vf_params.vf_legacy = vf_legacy;
vf_params.qid_usage_idx = qid_usage_idx;
p_cid = ecore_eth_queue_to_cid(p_hwfn, vf->opaque_fid,
&params, true, &vf_params);
if (p_cid == OSAL_NULL)
goto out;
/* Legacy VFs have their Producers in a different location, which they
* calculate on their own and clean the producer prior to this.
*/
if (!(vf_legacy & ECORE_QCID_LEGACY_VF_RX_PROD))
REG_WR(p_hwfn,
GTT_BAR0_MAP_REG_MSDM_RAM +
MSTORM_ETH_VF_PRODS_OFFSET(vf->abs_vf_id, req->rx_qid),
0);
rc = ecore_eth_rxq_start_ramrod(p_hwfn, p_cid,
req->bd_max_bytes,
req->rxq_addr,
req->cqe_pbl_addr,
req->cqe_pbl_size);
if (rc != ECORE_SUCCESS) {
status = PFVF_STATUS_FAILURE;
ecore_eth_queue_cid_release(p_hwfn, p_cid);
} else {
p_queue->cids[qid_usage_idx].p_cid = p_cid;
p_queue->cids[qid_usage_idx].b_is_tx = false;
status = PFVF_STATUS_SUCCESS;
vf->num_active_rxqs++;
}
out:
ecore_iov_vf_mbx_start_rxq_resp(p_hwfn, p_ptt, vf, status,
!!(vf_legacy &
ECORE_QCID_LEGACY_VF_RX_PROD));
}
static void
ecore_iov_pf_update_tun_response(struct pfvf_update_tunn_param_tlv *p_resp,
struct ecore_tunnel_info *p_tun,
u16 tunn_feature_mask)
{
p_resp->tunn_feature_mask = tunn_feature_mask;
p_resp->vxlan_mode = p_tun->vxlan.b_mode_enabled;
p_resp->l2geneve_mode = p_tun->l2_geneve.b_mode_enabled;
p_resp->ipgeneve_mode = p_tun->ip_geneve.b_mode_enabled;
p_resp->l2gre_mode = p_tun->l2_gre.b_mode_enabled;
p_resp->ipgre_mode = p_tun->l2_gre.b_mode_enabled;
p_resp->vxlan_clss = p_tun->vxlan.tun_cls;
p_resp->l2gre_clss = p_tun->l2_gre.tun_cls;
p_resp->ipgre_clss = p_tun->ip_gre.tun_cls;
p_resp->l2geneve_clss = p_tun->l2_geneve.tun_cls;
p_resp->ipgeneve_clss = p_tun->ip_geneve.tun_cls;
p_resp->geneve_udp_port = p_tun->geneve_port.port;
p_resp->vxlan_udp_port = p_tun->vxlan_port.port;
}
static void
__ecore_iov_pf_update_tun_param(struct vfpf_update_tunn_param_tlv *p_req,
struct ecore_tunn_update_type *p_tun,
enum ecore_tunn_mode mask, u8 tun_cls)
{
if (p_req->tun_mode_update_mask & (1 << mask)) {
p_tun->b_update_mode = true;
if (p_req->tunn_mode & (1 << mask))
p_tun->b_mode_enabled = true;
}
p_tun->tun_cls = tun_cls;
}
static void
ecore_iov_pf_update_tun_param(struct vfpf_update_tunn_param_tlv *p_req,
struct ecore_tunn_update_type *p_tun,
struct ecore_tunn_update_udp_port *p_port,
enum ecore_tunn_mode mask,
u8 tun_cls, u8 update_port, u16 port)
{
if (update_port) {
p_port->b_update_port = true;
p_port->port = port;
}
__ecore_iov_pf_update_tun_param(p_req, p_tun, mask, tun_cls);
}
static bool
ecore_iov_pf_validate_tunn_param(struct vfpf_update_tunn_param_tlv *p_req)
{
bool b_update_requested = false;
if (p_req->tun_mode_update_mask || p_req->update_tun_cls ||
p_req->update_geneve_port || p_req->update_vxlan_port)
b_update_requested = true;
return b_update_requested;
}
static void ecore_iov_vf_mbx_update_tunn_param(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *p_vf)
{
struct ecore_tunnel_info *p_tun = &p_hwfn->p_dev->tunnel;
struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
struct pfvf_update_tunn_param_tlv *p_resp;
struct vfpf_update_tunn_param_tlv *p_req;
enum _ecore_status_t rc = ECORE_SUCCESS;
u8 status = PFVF_STATUS_SUCCESS;
bool b_update_required = false;
struct ecore_tunnel_info tunn;
u16 tunn_feature_mask = 0;
int i;
mbx->offset = (u8 *)mbx->reply_virt;
OSAL_MEM_ZERO(&tunn, sizeof(tunn));
p_req = &mbx->req_virt->tunn_param_update;
if (!ecore_iov_pf_validate_tunn_param(p_req)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"No tunnel update requested by VF\n");
status = PFVF_STATUS_FAILURE;
goto send_resp;
}
tunn.b_update_rx_cls = p_req->update_tun_cls;
tunn.b_update_tx_cls = p_req->update_tun_cls;
ecore_iov_pf_update_tun_param(p_req, &tunn.vxlan, &tunn.vxlan_port,
ECORE_MODE_VXLAN_TUNN, p_req->vxlan_clss,
p_req->update_vxlan_port,
p_req->vxlan_port);
ecore_iov_pf_update_tun_param(p_req, &tunn.l2_geneve, &tunn.geneve_port,
ECORE_MODE_L2GENEVE_TUNN,
p_req->l2geneve_clss,
p_req->update_geneve_port,
p_req->geneve_port);
__ecore_iov_pf_update_tun_param(p_req, &tunn.ip_geneve,
ECORE_MODE_IPGENEVE_TUNN,
p_req->ipgeneve_clss);
__ecore_iov_pf_update_tun_param(p_req, &tunn.l2_gre,
ECORE_MODE_L2GRE_TUNN,
p_req->l2gre_clss);
__ecore_iov_pf_update_tun_param(p_req, &tunn.ip_gre,
ECORE_MODE_IPGRE_TUNN,
p_req->ipgre_clss);
/* If PF modifies VF's req then it should
* still return an error in case of partial configuration
* or modified configuration as opposed to requested one.
*/
rc = OSAL_PF_VALIDATE_MODIFY_TUNN_CONFIG(p_hwfn, &tunn_feature_mask,
&b_update_required, &tunn);
if (rc != ECORE_SUCCESS)
status = PFVF_STATUS_FAILURE;
/* If ECORE client is willing to update anything ? */
if (b_update_required) {
u16 geneve_port;
rc = ecore_sp_pf_update_tunn_cfg(p_hwfn, p_ptt, &tunn,
ECORE_SPQ_MODE_EBLOCK,
OSAL_NULL);
if (rc != ECORE_SUCCESS)
status = PFVF_STATUS_FAILURE;
geneve_port = p_tun->geneve_port.port;
ecore_for_each_vf(p_hwfn, i) {
ecore_iov_bulletin_set_udp_ports(p_hwfn, i,
p_tun->vxlan_port.port,
geneve_port);
}
}
send_resp:
p_resp = ecore_add_tlv(&mbx->offset,
CHANNEL_TLV_UPDATE_TUNN_PARAM, sizeof(*p_resp));
ecore_iov_pf_update_tun_response(p_resp, p_tun, tunn_feature_mask);
ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
sizeof(struct channel_list_end_tlv));
ecore_iov_send_response(p_hwfn, p_ptt, p_vf, sizeof(*p_resp), status);
}
static void ecore_iov_vf_mbx_start_txq_resp(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *p_vf,
u32 cid,
u8 status)
{
struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
struct pfvf_start_queue_resp_tlv *p_tlv;
bool b_legacy = false;
u16 length;
mbx->offset = (u8 *)mbx->reply_virt;
/* Taking a bigger struct instead of adding a TLV to list was a
* mistake, but one which we're now stuck with, as some older
* clients assume the size of the previous response.
*/
if (p_vf->acquire.vfdev_info.eth_fp_hsi_minor ==
ETH_HSI_VER_NO_PKT_LEN_TUNN)
b_legacy = true;
if (!b_legacy)
length = sizeof(*p_tlv);
else
length = sizeof(struct pfvf_def_resp_tlv);
p_tlv = ecore_add_tlv(&mbx->offset, CHANNEL_TLV_START_TXQ, length);
ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
sizeof(struct channel_list_end_tlv));
/* Update the TLV with the response */
if ((status == PFVF_STATUS_SUCCESS) && !b_legacy)
p_tlv->offset = DB_ADDR_VF(cid, DQ_DEMS_LEGACY);
ecore_iov_send_response(p_hwfn, p_ptt, p_vf, length, status);
}
static void ecore_iov_vf_mbx_start_txq(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_queue_start_common_params params;
struct ecore_queue_cid_vf_params vf_params;
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
u8 status = PFVF_STATUS_NO_RESOURCE;
struct ecore_vf_queue *p_queue;
struct vfpf_start_txq_tlv *req;
struct ecore_queue_cid *p_cid;
struct ecore_sb_info sb_dummy;
u8 qid_usage_idx, vf_legacy;
u32 cid = 0;
enum _ecore_status_t rc;
u16 pq;
OSAL_MEMSET(&params, 0, sizeof(params));
req = &mbx->req_virt->start_txq;
if (!ecore_iov_validate_txq(p_hwfn, vf, req->tx_qid,
ECORE_IOV_VALIDATE_Q_NA) ||
!ecore_iov_validate_sb(p_hwfn, vf, req->hw_sb))
goto out;
qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, true);
if (qid_usage_idx == ECORE_IOV_QID_INVALID)
goto out;
p_queue = &vf->vf_queues[req->tx_qid];
if (p_queue->cids[qid_usage_idx].p_cid)
goto out;
vf_legacy = ecore_vf_calculate_legacy(vf);
/* Acquire a new queue-cid */
params.queue_id = p_queue->fw_tx_qid;
params.vport_id = vf->vport_id;
params.stats_id = vf->abs_vf_id + 0x10;
/* Since IGU index is passed via sb_info, construct a dummy one */
OSAL_MEM_ZERO(&sb_dummy, sizeof(sb_dummy));
sb_dummy.igu_sb_id = req->hw_sb;
params.p_sb = &sb_dummy;
params.sb_idx = req->sb_index;
OSAL_MEM_ZERO(&vf_params, sizeof(vf_params));
vf_params.vfid = vf->relative_vf_id;
vf_params.vf_qid = (u8)req->tx_qid;
vf_params.vf_legacy = vf_legacy;
vf_params.qid_usage_idx = qid_usage_idx;
p_cid = ecore_eth_queue_to_cid(p_hwfn, vf->opaque_fid,
&params, false, &vf_params);
if (p_cid == OSAL_NULL)
goto out;
pq = ecore_get_cm_pq_idx_vf(p_hwfn,
vf->relative_vf_id);
rc = ecore_eth_txq_start_ramrod(p_hwfn, p_cid,
req->pbl_addr, req->pbl_size, pq);
if (rc != ECORE_SUCCESS) {
status = PFVF_STATUS_FAILURE;
ecore_eth_queue_cid_release(p_hwfn, p_cid);
} else {
status = PFVF_STATUS_SUCCESS;
p_queue->cids[qid_usage_idx].p_cid = p_cid;
p_queue->cids[qid_usage_idx].b_is_tx = true;
cid = p_cid->cid;
}
out:
ecore_iov_vf_mbx_start_txq_resp(p_hwfn, p_ptt, vf,
cid, status);
}
static enum _ecore_status_t ecore_iov_vf_stop_rxqs(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *vf,
u16 rxq_id,
u8 qid_usage_idx,
bool cqe_completion)
{
struct ecore_vf_queue *p_queue;
enum _ecore_status_t rc = ECORE_SUCCESS;
if (!ecore_iov_validate_rxq(p_hwfn, vf, rxq_id,
ECORE_IOV_VALIDATE_Q_NA)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] Tried Closing Rx 0x%04x.%02x which is inactive\n",
vf->relative_vf_id, rxq_id, qid_usage_idx);
return ECORE_INVAL;
}
p_queue = &vf->vf_queues[rxq_id];
/* We've validated the index and the existence of the active RXQ -
* now we need to make sure that it's using the correct qid.
*/
if (!p_queue->cids[qid_usage_idx].p_cid ||
p_queue->cids[qid_usage_idx].b_is_tx) {
struct ecore_queue_cid *p_cid;
p_cid = ecore_iov_get_vf_rx_queue_cid(p_queue);
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] - Tried Closing Rx 0x%04x.%02x, but Rx is at %04x.%02x\n",
vf->relative_vf_id, rxq_id, qid_usage_idx,
rxq_id, p_cid->qid_usage_idx);
return ECORE_INVAL;
}
/* Now that we know we have a valid Rx-queue - close it */
rc = ecore_eth_rx_queue_stop(p_hwfn,
p_queue->cids[qid_usage_idx].p_cid,
false, cqe_completion);
if (rc != ECORE_SUCCESS)
return rc;
p_queue->cids[qid_usage_idx].p_cid = OSAL_NULL;
vf->num_active_rxqs--;
return ECORE_SUCCESS;
}
static enum _ecore_status_t ecore_iov_vf_stop_txqs(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *vf,
u16 txq_id,
u8 qid_usage_idx)
{
struct ecore_vf_queue *p_queue;
enum _ecore_status_t rc = ECORE_SUCCESS;
if (!ecore_iov_validate_txq(p_hwfn, vf, txq_id,
ECORE_IOV_VALIDATE_Q_NA))
return ECORE_INVAL;
p_queue = &vf->vf_queues[txq_id];
if (!p_queue->cids[qid_usage_idx].p_cid ||
!p_queue->cids[qid_usage_idx].b_is_tx)
return ECORE_INVAL;
rc = ecore_eth_tx_queue_stop(p_hwfn,
p_queue->cids[qid_usage_idx].p_cid);
if (rc != ECORE_SUCCESS)
return rc;
p_queue->cids[qid_usage_idx].p_cid = OSAL_NULL;
return ECORE_SUCCESS;
}
static void ecore_iov_vf_mbx_stop_rxqs(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
u16 length = sizeof(struct pfvf_def_resp_tlv);
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
u8 status = PFVF_STATUS_FAILURE;
struct vfpf_stop_rxqs_tlv *req;
u8 qid_usage_idx;
enum _ecore_status_t rc;
/* Starting with CHANNEL_TLV_QID, it's assumed the 'num_rxqs'
* would be one. Since no older ecore passed multiple queues
* using this API, sanitize on the value.
*/
req = &mbx->req_virt->stop_rxqs;
if (req->num_rxqs != 1) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Odd; VF[%d] tried stopping multiple Rx queues\n",
vf->relative_vf_id);
status = PFVF_STATUS_NOT_SUPPORTED;
goto out;
}
/* Find which qid-index is associated with the queue */
qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, false);
if (qid_usage_idx == ECORE_IOV_QID_INVALID)
goto out;
rc = ecore_iov_vf_stop_rxqs(p_hwfn, vf, req->rx_qid,
qid_usage_idx, req->cqe_completion);
if (rc == ECORE_SUCCESS)
status = PFVF_STATUS_SUCCESS;
out:
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_STOP_RXQS,
length, status);
}
static void ecore_iov_vf_mbx_stop_txqs(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
u16 length = sizeof(struct pfvf_def_resp_tlv);
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
u8 status = PFVF_STATUS_FAILURE;
struct vfpf_stop_txqs_tlv *req;
u8 qid_usage_idx;
enum _ecore_status_t rc;
/* Starting with CHANNEL_TLV_QID, it's assumed the 'num_txqs'
* would be one. Since no older ecore passed multiple queues
* using this API, sanitize on the value.
*/
req = &mbx->req_virt->stop_txqs;
if (req->num_txqs != 1) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Odd; VF[%d] tried stopping multiple Tx queues\n",
vf->relative_vf_id);
status = PFVF_STATUS_NOT_SUPPORTED;
goto out;
}
/* Find which qid-index is associated with the queue */
qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, true);
if (qid_usage_idx == ECORE_IOV_QID_INVALID)
goto out;
rc = ecore_iov_vf_stop_txqs(p_hwfn, vf, req->tx_qid,
qid_usage_idx);
if (rc == ECORE_SUCCESS)
status = PFVF_STATUS_SUCCESS;
out:
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_STOP_TXQS,
length, status);
}
static void ecore_iov_vf_mbx_update_rxqs(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_queue_cid *handlers[ECORE_MAX_VF_CHAINS_PER_PF];
u16 length = sizeof(struct pfvf_def_resp_tlv);
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
struct vfpf_update_rxq_tlv *req;
u8 status = PFVF_STATUS_FAILURE;
u8 complete_event_flg;
u8 complete_cqe_flg;
u8 qid_usage_idx;
enum _ecore_status_t rc;
u16 i;
req = &mbx->req_virt->update_rxq;
complete_cqe_flg = !!(req->flags & VFPF_RXQ_UPD_COMPLETE_CQE_FLAG);
complete_event_flg = !!(req->flags & VFPF_RXQ_UPD_COMPLETE_EVENT_FLAG);
qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, false);
if (qid_usage_idx == ECORE_IOV_QID_INVALID)
goto out;
/* Starting with the addition of CHANNEL_TLV_QID, this API started
* expecting a single queue at a time. Validate this.
*/
if ((vf->acquire.vfdev_info.capabilities &
VFPF_ACQUIRE_CAP_QUEUE_QIDS) &&
req->num_rxqs != 1) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] supports QIDs but sends multiple queues\n",
vf->relative_vf_id);
goto out;
}
/* Validate inputs - for the legacy case this is still true since
* qid_usage_idx for each Rx queue would be LEGACY_QID_RX.
*/
for (i = req->rx_qid; i < req->rx_qid + req->num_rxqs; i++) {
if (!ecore_iov_validate_rxq(p_hwfn, vf, i,
ECORE_IOV_VALIDATE_Q_NA) ||
!vf->vf_queues[i].cids[qid_usage_idx].p_cid ||
vf->vf_queues[i].cids[qid_usage_idx].b_is_tx) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Incorrect Rxqs [%04x, %02x]\n",
vf->relative_vf_id, req->rx_qid,
req->num_rxqs);
goto out;
}
}
for (i = 0; i < req->num_rxqs; i++) {
u16 qid = req->rx_qid + i;
handlers[i] = vf->vf_queues[qid].cids[qid_usage_idx].p_cid;
}
rc = ecore_sp_eth_rx_queues_update(p_hwfn, (void **)&handlers,
req->num_rxqs,
complete_cqe_flg,
complete_event_flg,
ECORE_SPQ_MODE_EBLOCK,
OSAL_NULL);
if (rc != ECORE_SUCCESS)
goto out;
status = PFVF_STATUS_SUCCESS;
out:
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_UPDATE_RXQ,
length, status);
}
void *ecore_iov_search_list_tlvs(struct ecore_hwfn *p_hwfn,
void *p_tlvs_list, u16 req_type)
{
struct channel_tlv *p_tlv = (struct channel_tlv *)p_tlvs_list;
int len = 0;
do {
if (!p_tlv->length) {
DP_NOTICE(p_hwfn, true, "Zero length TLV found\n");
return OSAL_NULL;
}
if (p_tlv->type == req_type) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Extended tlv type %s, length %d found\n",
ecore_channel_tlvs_string[p_tlv->type],
p_tlv->length);
return p_tlv;
}
len += p_tlv->length;
p_tlv = (struct channel_tlv *)((u8 *)p_tlv + p_tlv->length);
if ((len + p_tlv->length) > TLV_BUFFER_SIZE) {
DP_NOTICE(p_hwfn, true,
"TLVs has overrun the buffer size\n");
return OSAL_NULL;
}
} while (p_tlv->type != CHANNEL_TLV_LIST_END);
return OSAL_NULL;
}
static void
ecore_iov_vp_update_act_param(struct ecore_hwfn *p_hwfn,
struct ecore_sp_vport_update_params *p_data,
struct ecore_iov_vf_mbx *p_mbx, u16 *tlvs_mask)
{
struct vfpf_vport_update_activate_tlv *p_act_tlv;
u16 tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE;
p_act_tlv = (struct vfpf_vport_update_activate_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
if (!p_act_tlv)
return;
p_data->update_vport_active_rx_flg = p_act_tlv->update_rx;
p_data->vport_active_rx_flg = p_act_tlv->active_rx;
p_data->update_vport_active_tx_flg = p_act_tlv->update_tx;
p_data->vport_active_tx_flg = p_act_tlv->active_tx;
*tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_ACTIVATE;
}
static void
ecore_iov_vp_update_vlan_param(struct ecore_hwfn *p_hwfn,
struct ecore_sp_vport_update_params *p_data,
struct ecore_vf_info *p_vf,
struct ecore_iov_vf_mbx *p_mbx, u16 *tlvs_mask)
{
struct vfpf_vport_update_vlan_strip_tlv *p_vlan_tlv;
u16 tlv = CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP;
p_vlan_tlv = (struct vfpf_vport_update_vlan_strip_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
if (!p_vlan_tlv)
return;
p_vf->shadow_config.inner_vlan_removal = p_vlan_tlv->remove_vlan;
/* Ignore the VF request if we're forcing a vlan */
if (!(p_vf->configured_features & (1 << VLAN_ADDR_FORCED))) {
p_data->update_inner_vlan_removal_flg = 1;
p_data->inner_vlan_removal_flg = p_vlan_tlv->remove_vlan;
}
*tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_VLAN_STRIP;
}
static void
ecore_iov_vp_update_tx_switch(struct ecore_hwfn *p_hwfn,
struct ecore_sp_vport_update_params *p_data,
struct ecore_iov_vf_mbx *p_mbx, u16 *tlvs_mask)
{
struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv;
u16 tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH;
p_tx_switch_tlv = (struct vfpf_vport_update_tx_switch_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
if (!p_tx_switch_tlv)
return;
#ifndef ASIC_ONLY
if (CHIP_REV_IS_FPGA(p_hwfn->p_dev)) {
DP_NOTICE(p_hwfn, false,
"FPGA: Ignore tx-switching configuration originating"
" from VFs\n");
return;
}
#endif
p_data->update_tx_switching_flg = 1;
p_data->tx_switching_flg = p_tx_switch_tlv->tx_switching;
*tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_TX_SWITCH;
}
static void
ecore_iov_vp_update_mcast_bin_param(struct ecore_hwfn *p_hwfn,
struct ecore_sp_vport_update_params *p_data,
struct ecore_iov_vf_mbx *p_mbx,
u16 *tlvs_mask)
{
struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv;
u16 tlv = CHANNEL_TLV_VPORT_UPDATE_MCAST;
p_mcast_tlv = (struct vfpf_vport_update_mcast_bin_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
if (!p_mcast_tlv)
return;
p_data->update_approx_mcast_flg = 1;
OSAL_MEMCPY(p_data->bins, p_mcast_tlv->bins,
sizeof(unsigned long) *
ETH_MULTICAST_MAC_BINS_IN_REGS);
*tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_MCAST;
}
static void
ecore_iov_vp_update_accept_flag(struct ecore_hwfn *p_hwfn,
struct ecore_sp_vport_update_params *p_data,
struct ecore_iov_vf_mbx *p_mbx, u16 *tlvs_mask)
{
struct ecore_filter_accept_flags *p_flags = &p_data->accept_flags;
struct vfpf_vport_update_accept_param_tlv *p_accept_tlv;
u16 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM;
p_accept_tlv = (struct vfpf_vport_update_accept_param_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
if (!p_accept_tlv)
return;
p_flags->update_rx_mode_config = p_accept_tlv->update_rx_mode;
p_flags->rx_accept_filter = p_accept_tlv->rx_accept_filter;
p_flags->update_tx_mode_config = p_accept_tlv->update_tx_mode;
p_flags->tx_accept_filter = p_accept_tlv->tx_accept_filter;
*tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_ACCEPT_PARAM;
}
static void
ecore_iov_vp_update_accept_any_vlan(struct ecore_hwfn *p_hwfn,
struct ecore_sp_vport_update_params *p_data,
struct ecore_iov_vf_mbx *p_mbx,
u16 *tlvs_mask)
{
struct vfpf_vport_update_accept_any_vlan_tlv *p_accept_any_vlan;
u16 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN;
p_accept_any_vlan = (struct vfpf_vport_update_accept_any_vlan_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
if (!p_accept_any_vlan)
return;
p_data->accept_any_vlan = p_accept_any_vlan->accept_any_vlan;
p_data->update_accept_any_vlan_flg =
p_accept_any_vlan->update_accept_any_vlan_flg;
*tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_ACCEPT_ANY_VLAN;
}
static void
ecore_iov_vp_update_rss_param(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *vf,
struct ecore_sp_vport_update_params *p_data,
struct ecore_rss_params *p_rss,
struct ecore_iov_vf_mbx *p_mbx,
u16 *tlvs_mask, u16 *tlvs_accepted)
{
struct vfpf_vport_update_rss_tlv *p_rss_tlv;
u16 tlv = CHANNEL_TLV_VPORT_UPDATE_RSS;
bool b_reject = false;
u16 table_size;
u16 i, q_idx;
p_rss_tlv = (struct vfpf_vport_update_rss_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
if (!p_rss_tlv) {
p_data->rss_params = OSAL_NULL;
return;
}
OSAL_MEMSET(p_rss, 0, sizeof(struct ecore_rss_params));
p_rss->update_rss_config =
!!(p_rss_tlv->update_rss_flags &
VFPF_UPDATE_RSS_CONFIG_FLAG);
p_rss->update_rss_capabilities =
!!(p_rss_tlv->update_rss_flags &
VFPF_UPDATE_RSS_CAPS_FLAG);
p_rss->update_rss_ind_table =
!!(p_rss_tlv->update_rss_flags &
VFPF_UPDATE_RSS_IND_TABLE_FLAG);
p_rss->update_rss_key =
!!(p_rss_tlv->update_rss_flags &
VFPF_UPDATE_RSS_KEY_FLAG);
p_rss->rss_enable = p_rss_tlv->rss_enable;
p_rss->rss_eng_id = vf->rss_eng_id;
p_rss->rss_caps = p_rss_tlv->rss_caps;
p_rss->rss_table_size_log = p_rss_tlv->rss_table_size_log;
OSAL_MEMCPY(p_rss->rss_key, p_rss_tlv->rss_key,
sizeof(p_rss->rss_key));
table_size = OSAL_MIN_T(u16, OSAL_ARRAY_SIZE(p_rss->rss_ind_table),
(1 << p_rss_tlv->rss_table_size_log));
for (i = 0; i < table_size; i++) {
struct ecore_queue_cid *p_cid;
q_idx = p_rss_tlv->rss_ind_table[i];
if (!ecore_iov_validate_rxq(p_hwfn, vf, q_idx,
ECORE_IOV_VALIDATE_Q_ENABLE)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Omitting RSS due to wrong queue %04x\n",
vf->relative_vf_id, q_idx);
b_reject = true;
goto out;
}
p_cid = ecore_iov_get_vf_rx_queue_cid(&vf->vf_queues[q_idx]);
p_rss->rss_ind_table[i] = p_cid;
}
p_data->rss_params = p_rss;
out:
*tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_RSS;
if (!b_reject)
*tlvs_accepted |= 1 << ECORE_IOV_VP_UPDATE_RSS;
}
static void
ecore_iov_vp_update_sge_tpa_param(struct ecore_hwfn *p_hwfn,
struct ecore_sp_vport_update_params *p_data,
struct ecore_sge_tpa_params *p_sge_tpa,
struct ecore_iov_vf_mbx *p_mbx,
u16 *tlvs_mask)
{
struct vfpf_vport_update_sge_tpa_tlv *p_sge_tpa_tlv;
u16 tlv = CHANNEL_TLV_VPORT_UPDATE_SGE_TPA;
p_sge_tpa_tlv = (struct vfpf_vport_update_sge_tpa_tlv *)
ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
if (!p_sge_tpa_tlv) {
p_data->sge_tpa_params = OSAL_NULL;
return;
}
OSAL_MEMSET(p_sge_tpa, 0, sizeof(struct ecore_sge_tpa_params));
p_sge_tpa->update_tpa_en_flg =
!!(p_sge_tpa_tlv->update_sge_tpa_flags & VFPF_UPDATE_TPA_EN_FLAG);
p_sge_tpa->update_tpa_param_flg =
!!(p_sge_tpa_tlv->update_sge_tpa_flags &
VFPF_UPDATE_TPA_PARAM_FLAG);
p_sge_tpa->tpa_ipv4_en_flg =
!!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_IPV4_EN_FLAG);
p_sge_tpa->tpa_ipv6_en_flg =
!!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_IPV6_EN_FLAG);
p_sge_tpa->tpa_pkt_split_flg =
!!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_PKT_SPLIT_FLAG);
p_sge_tpa->tpa_hdr_data_split_flg =
!!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_HDR_DATA_SPLIT_FLAG);
p_sge_tpa->tpa_gro_consistent_flg =
!!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_GRO_CONSIST_FLAG);
p_sge_tpa->tpa_max_aggs_num = p_sge_tpa_tlv->tpa_max_aggs_num;
p_sge_tpa->tpa_max_size = p_sge_tpa_tlv->tpa_max_size;
p_sge_tpa->tpa_min_size_to_start = p_sge_tpa_tlv->tpa_min_size_to_start;
p_sge_tpa->tpa_min_size_to_cont = p_sge_tpa_tlv->tpa_min_size_to_cont;
p_sge_tpa->max_buffers_per_cqe = p_sge_tpa_tlv->max_buffers_per_cqe;
p_data->sge_tpa_params = p_sge_tpa;
*tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_SGE_TPA;
}
static void ecore_iov_vf_mbx_vport_update(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_rss_params *p_rss_params = OSAL_NULL;
struct ecore_sp_vport_update_params params;
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
struct ecore_sge_tpa_params sge_tpa_params;
u16 tlvs_mask = 0, tlvs_accepted = 0;
u8 status = PFVF_STATUS_SUCCESS;
u16 length;
enum _ecore_status_t rc;
/* Valiate PF can send such a request */
if (!vf->vport_instance) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"No VPORT instance available for VF[%d],"
" failing vport update\n",
vf->abs_vf_id);
status = PFVF_STATUS_FAILURE;
goto out;
}
p_rss_params = OSAL_VZALLOC(p_hwfn->p_dev, sizeof(*p_rss_params));
if (p_rss_params == OSAL_NULL) {
status = PFVF_STATUS_FAILURE;
goto out;
}
OSAL_MEMSET(&params, 0, sizeof(params));
params.opaque_fid = vf->opaque_fid;
params.vport_id = vf->vport_id;
params.rss_params = OSAL_NULL;
/* Search for extended tlvs list and update values
* from VF in struct ecore_sp_vport_update_params.
*/
ecore_iov_vp_update_act_param(p_hwfn, &params, mbx, &tlvs_mask);
ecore_iov_vp_update_vlan_param(p_hwfn, &params, vf, mbx, &tlvs_mask);
ecore_iov_vp_update_tx_switch(p_hwfn, &params, mbx, &tlvs_mask);
ecore_iov_vp_update_mcast_bin_param(p_hwfn, &params, mbx, &tlvs_mask);
ecore_iov_vp_update_accept_flag(p_hwfn, &params, mbx, &tlvs_mask);
ecore_iov_vp_update_accept_any_vlan(p_hwfn, &params, mbx, &tlvs_mask);
ecore_iov_vp_update_sge_tpa_param(p_hwfn, &params,
&sge_tpa_params, mbx, &tlvs_mask);
tlvs_accepted = tlvs_mask;
/* Some of the extended TLVs need to be validated first; In that case,
* they can update the mask without updating the accepted [so that
* PF could communicate to VF it has rejected request].
*/
ecore_iov_vp_update_rss_param(p_hwfn, vf, &params, p_rss_params,
mbx, &tlvs_mask, &tlvs_accepted);
/* Just log a message if there is no single extended tlv in buffer.
* When all features of vport update ramrod would be requested by VF
* as extended TLVs in buffer then an error can be returned in response
* if there is no extended TLV present in buffer.
*/
if (OSAL_IOV_VF_VPORT_UPDATE(p_hwfn, vf->relative_vf_id,
&params, &tlvs_accepted) !=
ECORE_SUCCESS) {
tlvs_accepted = 0;
status = PFVF_STATUS_NOT_SUPPORTED;
goto out;
}
if (!tlvs_accepted) {
if (tlvs_mask)
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Upper-layer prevents said VF"
" configuration\n");
else
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"No feature tlvs found for vport update\n");
status = PFVF_STATUS_NOT_SUPPORTED;
goto out;
}
rc = ecore_sp_vport_update(p_hwfn, &params, ECORE_SPQ_MODE_EBLOCK,
OSAL_NULL);
if (rc)
status = PFVF_STATUS_FAILURE;
out:
OSAL_VFREE(p_hwfn->p_dev, p_rss_params);
length = ecore_iov_prep_vp_update_resp_tlvs(p_hwfn, vf, mbx, status,
tlvs_mask, tlvs_accepted);
ecore_iov_send_response(p_hwfn, p_ptt, vf, length, status);
}
static enum _ecore_status_t
ecore_iov_vf_update_vlan_shadow(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
struct ecore_filter_ucast *p_params)
{
int i;
/* First remove entries and then add new ones */
if (p_params->opcode == ECORE_FILTER_REMOVE) {
for (i = 0; i < ECORE_ETH_VF_NUM_VLAN_FILTERS + 1; i++)
if (p_vf->shadow_config.vlans[i].used &&
p_vf->shadow_config.vlans[i].vid ==
p_params->vlan) {
p_vf->shadow_config.vlans[i].used = false;
break;
}
if (i == ECORE_ETH_VF_NUM_VLAN_FILTERS + 1) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF [%d] - Tries to remove a non-existing"
" vlan\n",
p_vf->relative_vf_id);
return ECORE_INVAL;
}
} else if (p_params->opcode == ECORE_FILTER_REPLACE ||
p_params->opcode == ECORE_FILTER_FLUSH) {
for (i = 0; i < ECORE_ETH_VF_NUM_VLAN_FILTERS + 1; i++)
p_vf->shadow_config.vlans[i].used = false;
}
/* In forced mode, we're willing to remove entries - but we don't add
* new ones.
*/
if (p_vf->bulletin.p_virt->valid_bitmap & (1 << VLAN_ADDR_FORCED))
return ECORE_SUCCESS;
if (p_params->opcode == ECORE_FILTER_ADD ||
p_params->opcode == ECORE_FILTER_REPLACE) {
for (i = 0; i < ECORE_ETH_VF_NUM_VLAN_FILTERS + 1; i++) {
if (p_vf->shadow_config.vlans[i].used)
continue;
p_vf->shadow_config.vlans[i].used = true;
p_vf->shadow_config.vlans[i].vid = p_params->vlan;
break;
}
if (i == ECORE_ETH_VF_NUM_VLAN_FILTERS + 1) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF [%d] - Tries to configure more than %d"
" vlan filters\n",
p_vf->relative_vf_id,
ECORE_ETH_VF_NUM_VLAN_FILTERS + 1);
return ECORE_INVAL;
}
}
return ECORE_SUCCESS;
}
static enum _ecore_status_t
ecore_iov_vf_update_mac_shadow(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
struct ecore_filter_ucast *p_params)
{
char empty_mac[ETH_ALEN];
int i;
OSAL_MEM_ZERO(empty_mac, ETH_ALEN);
/* If we're in forced-mode, we don't allow any change */
/* TODO - this would change if we were ever to implement logic for
* removing a forced MAC altogether [in which case, like for vlans,
* we should be able to re-trace previous configuration.
*/
if (p_vf->bulletin.p_virt->valid_bitmap & (1 << MAC_ADDR_FORCED))
return ECORE_SUCCESS;
/* First remove entries and then add new ones */
if (p_params->opcode == ECORE_FILTER_REMOVE) {
for (i = 0; i < ECORE_ETH_VF_NUM_MAC_FILTERS; i++) {
if (!OSAL_MEMCMP(p_vf->shadow_config.macs[i],
p_params->mac, ETH_ALEN)) {
OSAL_MEM_ZERO(p_vf->shadow_config.macs[i],
ETH_ALEN);
break;
}
}
if (i == ECORE_ETH_VF_NUM_MAC_FILTERS) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"MAC isn't configured\n");
return ECORE_INVAL;
}
} else if (p_params->opcode == ECORE_FILTER_REPLACE ||
p_params->opcode == ECORE_FILTER_FLUSH) {
for (i = 0; i < ECORE_ETH_VF_NUM_MAC_FILTERS; i++)
OSAL_MEM_ZERO(p_vf->shadow_config.macs[i], ETH_ALEN);
}
/* List the new MAC address */
if (p_params->opcode != ECORE_FILTER_ADD &&
p_params->opcode != ECORE_FILTER_REPLACE)
return ECORE_SUCCESS;
for (i = 0; i < ECORE_ETH_VF_NUM_MAC_FILTERS; i++) {
if (!OSAL_MEMCMP(p_vf->shadow_config.macs[i],
empty_mac, ETH_ALEN)) {
OSAL_MEMCPY(p_vf->shadow_config.macs[i],
p_params->mac, ETH_ALEN);
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Added MAC at %d entry in shadow\n", i);
break;
}
}
if (i == ECORE_ETH_VF_NUM_MAC_FILTERS) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"No available place for MAC\n");
return ECORE_INVAL;
}
return ECORE_SUCCESS;
}
static enum _ecore_status_t
ecore_iov_vf_update_unicast_shadow(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
struct ecore_filter_ucast *p_params)
{
enum _ecore_status_t rc = ECORE_SUCCESS;
if (p_params->type == ECORE_FILTER_MAC) {
rc = ecore_iov_vf_update_mac_shadow(p_hwfn, p_vf, p_params);
if (rc != ECORE_SUCCESS)
return rc;
}
if (p_params->type == ECORE_FILTER_VLAN)
rc = ecore_iov_vf_update_vlan_shadow(p_hwfn, p_vf, p_params);
return rc;
}
static void ecore_iov_vf_mbx_ucast_filter(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_bulletin_content *p_bulletin = vf->bulletin.p_virt;
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
struct vfpf_ucast_filter_tlv *req;
u8 status = PFVF_STATUS_SUCCESS;
struct ecore_filter_ucast params;
enum _ecore_status_t rc;
/* Prepare the unicast filter params */
OSAL_MEMSET(&params, 0, sizeof(struct ecore_filter_ucast));
req = &mbx->req_virt->ucast_filter;
params.opcode = (enum ecore_filter_opcode)req->opcode;
params.type = (enum ecore_filter_ucast_type)req->type;
/* @@@TBD - We might need logic on HV side in determining this */
params.is_rx_filter = 1;
params.is_tx_filter = 1;
params.vport_to_remove_from = vf->vport_id;
params.vport_to_add_to = vf->vport_id;
OSAL_MEMCPY(params.mac, req->mac, ETH_ALEN);
params.vlan = req->vlan;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: opcode 0x%02x type 0x%02x [%s %s] [vport 0x%02x]"
" MAC %02x:%02x:%02x:%02x:%02x:%02x, vlan 0x%04x\n",
vf->abs_vf_id, params.opcode, params.type,
params.is_rx_filter ? "RX" : "",
params.is_tx_filter ? "TX" : "",
params.vport_to_add_to,
params.mac[0], params.mac[1], params.mac[2],
params.mac[3], params.mac[4], params.mac[5], params.vlan);
if (!vf->vport_instance) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"No VPORT instance available for VF[%d],"
" failing ucast MAC configuration\n",
vf->abs_vf_id);
status = PFVF_STATUS_FAILURE;
goto out;
}
/* Update shadow copy of the VF configuration. In case shadow indicates
* the action should be blocked return success to VF to imitate the
* firmware behaviour in such case.
*/
if (ecore_iov_vf_update_unicast_shadow(p_hwfn, vf, &params) !=
ECORE_SUCCESS)
goto out;
/* Determine if the unicast filtering is acceptible by PF */
if ((p_bulletin->valid_bitmap & (1 << VLAN_ADDR_FORCED)) &&
(params.type == ECORE_FILTER_VLAN ||
params.type == ECORE_FILTER_MAC_VLAN)) {
/* Once VLAN is forced or PVID is set, do not allow
* to add/replace any further VLANs.
*/
if (params.opcode == ECORE_FILTER_ADD ||
params.opcode == ECORE_FILTER_REPLACE)
status = PFVF_STATUS_FORCED;
goto out;
}
if ((p_bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) &&
(params.type == ECORE_FILTER_MAC ||
params.type == ECORE_FILTER_MAC_VLAN)) {
if (OSAL_MEMCMP(p_bulletin->mac, params.mac, ETH_ALEN) ||
(params.opcode != ECORE_FILTER_ADD &&
params.opcode != ECORE_FILTER_REPLACE))
status = PFVF_STATUS_FORCED;
goto out;
}
rc = OSAL_IOV_CHK_UCAST(p_hwfn, vf->relative_vf_id, &params);
if (rc == ECORE_EXISTS) {
goto out;
} else if (rc == ECORE_INVAL) {
status = PFVF_STATUS_FAILURE;
goto out;
}
rc = ecore_sp_eth_filter_ucast(p_hwfn, vf->opaque_fid, &params,
ECORE_SPQ_MODE_CB, OSAL_NULL);
if (rc)
status = PFVF_STATUS_FAILURE;
out:
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_UCAST_FILTER,
sizeof(struct pfvf_def_resp_tlv), status);
}
static void ecore_iov_vf_mbx_int_cleanup(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
int i;
/* Reset the SBs */
for (i = 0; i < vf->num_sbs; i++)
ecore_int_igu_init_pure_rt_single(p_hwfn, p_ptt,
vf->igu_sbs[i],
vf->opaque_fid, false);
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_INT_CLEANUP,
sizeof(struct pfvf_def_resp_tlv),
PFVF_STATUS_SUCCESS);
}
static void ecore_iov_vf_mbx_close(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
u16 length = sizeof(struct pfvf_def_resp_tlv);
u8 status = PFVF_STATUS_SUCCESS;
/* Disable Interrupts for VF */
ecore_iov_vf_igu_set_int(p_hwfn, p_ptt, vf, 0);
/* Reset Permission table */
ecore_iov_config_perm_table(p_hwfn, p_ptt, vf, 0);
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_CLOSE,
length, status);
}
static void ecore_iov_vf_mbx_release(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *p_vf)
{
u16 length = sizeof(struct pfvf_def_resp_tlv);
u8 status = PFVF_STATUS_SUCCESS;
enum _ecore_status_t rc = ECORE_SUCCESS;
ecore_iov_vf_cleanup(p_hwfn, p_vf);
if (p_vf->state != VF_STOPPED && p_vf->state != VF_FREE) {
/* Stopping the VF */
rc = ecore_sp_vf_stop(p_hwfn, p_vf->concrete_fid,
p_vf->opaque_fid);
if (rc != ECORE_SUCCESS) {
DP_ERR(p_hwfn, "ecore_sp_vf_stop returned error %d\n",
rc);
status = PFVF_STATUS_FAILURE;
}
p_vf->state = VF_STOPPED;
}
ecore_iov_prepare_resp(p_hwfn, p_ptt, p_vf, CHANNEL_TLV_RELEASE,
length, status);
}
static void ecore_iov_vf_pf_get_coalesce(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *p_vf)
{
struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
struct pfvf_read_coal_resp_tlv *p_resp;
struct vfpf_read_coal_req_tlv *req;
u8 status = PFVF_STATUS_FAILURE;
struct ecore_vf_queue *p_queue;
struct ecore_queue_cid *p_cid;
enum _ecore_status_t rc = ECORE_SUCCESS;
u16 coal = 0, qid, i;
bool b_is_rx;
mbx->offset = (u8 *)mbx->reply_virt;
req = &mbx->req_virt->read_coal_req;
qid = req->qid;
b_is_rx = req->is_rx ? true : false;
if (b_is_rx) {
if (!ecore_iov_validate_rxq(p_hwfn, p_vf, qid,
ECORE_IOV_VALIDATE_Q_ENABLE)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Invalid Rx queue_id = %d\n",
p_vf->abs_vf_id, qid);
goto send_resp;
}
p_cid = ecore_iov_get_vf_rx_queue_cid(&p_vf->vf_queues[qid]);
rc = ecore_get_rxq_coalesce(p_hwfn, p_ptt, p_cid, &coal);
if (rc != ECORE_SUCCESS)
goto send_resp;
} else {
if (!ecore_iov_validate_txq(p_hwfn, p_vf, qid,
ECORE_IOV_VALIDATE_Q_ENABLE)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Invalid Tx queue_id = %d\n",
p_vf->abs_vf_id, qid);
goto send_resp;
}
for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
p_queue = &p_vf->vf_queues[qid];
if ((p_queue->cids[i].p_cid == OSAL_NULL) ||
(!p_queue->cids[i].b_is_tx))
continue;
p_cid = p_queue->cids[i].p_cid;
rc = ecore_get_txq_coalesce(p_hwfn, p_ptt,
p_cid, &coal);
if (rc != ECORE_SUCCESS)
goto send_resp;
break;
}
}
status = PFVF_STATUS_SUCCESS;
send_resp:
p_resp = ecore_add_tlv(&mbx->offset, CHANNEL_TLV_COALESCE_READ,
sizeof(*p_resp));
p_resp->coal = coal;
ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
sizeof(struct channel_list_end_tlv));
ecore_iov_send_response(p_hwfn, p_ptt, p_vf, sizeof(*p_resp), status);
}
static void ecore_iov_vf_pf_set_coalesce(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
struct ecore_vf_info *vf)
{
struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
enum _ecore_status_t rc = ECORE_SUCCESS;
struct vfpf_update_coalesce *req;
u8 status = PFVF_STATUS_FAILURE;
struct ecore_queue_cid *p_cid;
u16 rx_coal, tx_coal;
u16 qid;
int i;
req = &mbx->req_virt->update_coalesce;
rx_coal = req->rx_coal;
tx_coal = req->tx_coal;
qid = req->qid;
if (!ecore_iov_validate_rxq(p_hwfn, vf, qid,
ECORE_IOV_VALIDATE_Q_ENABLE) &&
rx_coal) {
DP_ERR(p_hwfn, "VF[%d]: Invalid Rx queue_id = %d\n",
vf->abs_vf_id, qid);
goto out;
}
if (!ecore_iov_validate_txq(p_hwfn, vf, qid,
ECORE_IOV_VALIDATE_Q_ENABLE) &&
tx_coal) {
DP_ERR(p_hwfn, "VF[%d]: Invalid Tx queue_id = %d\n",
vf->abs_vf_id, qid);
goto out;
}
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Setting coalesce for VF rx_coal = %d, tx_coal = %d at queue = %d\n",
vf->abs_vf_id, rx_coal, tx_coal, qid);
if (rx_coal) {
p_cid = ecore_iov_get_vf_rx_queue_cid(&vf->vf_queues[qid]);
rc = ecore_set_rxq_coalesce(p_hwfn, p_ptt, rx_coal, p_cid);
if (rc != ECORE_SUCCESS) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Unable to set rx queue = %d coalesce\n",
vf->abs_vf_id, vf->vf_queues[qid].fw_rx_qid);
goto out;
}
vf->rx_coal = rx_coal;
}
/* TODO - in future, it might be possible to pass this in a per-cid
* granularity. For now, do this for all Tx queues.
*/
if (tx_coal) {
struct ecore_vf_queue *p_queue = &vf->vf_queues[qid];
for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
if (p_queue->cids[i].p_cid == OSAL_NULL)
continue;
if (!p_queue->cids[i].b_is_tx)
continue;
rc = ecore_set_txq_coalesce(p_hwfn, p_ptt, tx_coal,
p_queue->cids[i].p_cid);
if (rc != ECORE_SUCCESS) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Unable to set tx queue coalesce\n",
vf->abs_vf_id);
goto out;
}
}
vf->tx_coal = tx_coal;
}
status = PFVF_STATUS_SUCCESS;
out:
ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_COALESCE_UPDATE,
sizeof(struct pfvf_def_resp_tlv), status);
}
enum _ecore_status_t
ecore_iov_pf_configure_vf_queue_coalesce(struct ecore_hwfn *p_hwfn,
u16 rx_coal, u16 tx_coal,
u16 vf_id, u16 qid)
{
struct ecore_queue_cid *p_cid;
struct ecore_vf_info *vf;
struct ecore_ptt *p_ptt;
int i, rc = 0;
if (!ecore_iov_is_valid_vfid(p_hwfn, vf_id, true, true)) {
DP_NOTICE(p_hwfn, true,
"VF[%d] - Can not set coalescing: VF is not active\n",
vf_id);
return ECORE_INVAL;
}
vf = &p_hwfn->pf_iov_info->vfs_array[vf_id];
p_ptt = ecore_ptt_acquire(p_hwfn);
if (!p_ptt)
return ECORE_AGAIN;
if (!ecore_iov_validate_rxq(p_hwfn, vf, qid,
ECORE_IOV_VALIDATE_Q_ENABLE) &&
rx_coal) {
DP_ERR(p_hwfn, "VF[%d]: Invalid Rx queue_id = %d\n",
vf->abs_vf_id, qid);
goto out;
}
if (!ecore_iov_validate_txq(p_hwfn, vf, qid,
ECORE_IOV_VALIDATE_Q_ENABLE) &&
tx_coal) {
DP_ERR(p_hwfn, "VF[%d]: Invalid Tx queue_id = %d\n",
vf->abs_vf_id, qid);
goto out;
}
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Setting coalesce for VF rx_coal = %d, tx_coal = %d at queue = %d\n",
vf->abs_vf_id, rx_coal, tx_coal, qid);
if (rx_coal) {
p_cid = ecore_iov_get_vf_rx_queue_cid(&vf->vf_queues[qid]);
rc = ecore_set_rxq_coalesce(p_hwfn, p_ptt, rx_coal, p_cid);
if (rc != ECORE_SUCCESS) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Unable to set rx queue = %d coalesce\n",
vf->abs_vf_id, vf->vf_queues[qid].fw_rx_qid);
goto out;
}
vf->rx_coal = rx_coal;
}
/* TODO - in future, it might be possible to pass this in a per-cid
* granularity. For now, do this for all Tx queues.
*/
if (tx_coal) {
struct ecore_vf_queue *p_queue = &vf->vf_queues[qid];
for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
if (p_queue->cids[i].p_cid == OSAL_NULL)
continue;
if (!p_queue->cids[i].b_is_tx)
continue;
rc = ecore_set_txq_coalesce(p_hwfn, p_ptt, tx_coal,
p_queue->cids[i].p_cid);
if (rc != ECORE_SUCCESS) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d]: Unable to set tx queue coalesce\n",
vf->abs_vf_id);
goto out;
}
}
vf->tx_coal = tx_coal;
}
out:
ecore_ptt_release(p_hwfn, p_ptt);
return rc;
}
static enum _ecore_status_t
ecore_iov_vf_flr_poll_dorq(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf, struct ecore_ptt *p_ptt)
{
int cnt;
u32 val;
ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_vf->concrete_fid);
for (cnt = 0; cnt < 50; cnt++) {
val = ecore_rd(p_hwfn, p_ptt, DORQ_REG_VF_USAGE_CNT);
if (!val)
break;
OSAL_MSLEEP(20);
}
ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_hwfn->hw_info.concrete_fid);
if (cnt == 50) {
DP_ERR(p_hwfn,
"VF[%d] - dorq failed to cleanup [usage 0x%08x]\n",
p_vf->abs_vf_id, val);
return ECORE_TIMEOUT;
}
return ECORE_SUCCESS;
}
static enum _ecore_status_t
ecore_iov_vf_flr_poll_pbf(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf, struct ecore_ptt *p_ptt)
{
u32 cons[MAX_NUM_VOQS_E4], distance[MAX_NUM_VOQS_E4];
int i, cnt;
/* Read initial consumers & producers */
for (i = 0; i < MAX_NUM_VOQS_E4; i++) {
u32 prod;
cons[i] = ecore_rd(p_hwfn, p_ptt,
PBF_REG_NUM_BLOCKS_ALLOCATED_CONS_VOQ0 +
i * 0x40);
prod = ecore_rd(p_hwfn, p_ptt,
PBF_REG_NUM_BLOCKS_ALLOCATED_PROD_VOQ0 +
i * 0x40);
distance[i] = prod - cons[i];
}
/* Wait for consumers to pass the producers */
i = 0;
for (cnt = 0; cnt < 50; cnt++) {
for (; i < MAX_NUM_VOQS_E4; i++) {
u32 tmp;
tmp = ecore_rd(p_hwfn, p_ptt,
PBF_REG_NUM_BLOCKS_ALLOCATED_CONS_VOQ0 +
i * 0x40);
if (distance[i] > tmp - cons[i])
break;
}
if (i == MAX_NUM_VOQS_E4)
break;
OSAL_MSLEEP(20);
}
if (cnt == 50) {
DP_ERR(p_hwfn, "VF[%d] - pbf polling failed on VOQ %d\n",
p_vf->abs_vf_id, i);
return ECORE_TIMEOUT;
}
return ECORE_SUCCESS;
}
static enum _ecore_status_t ecore_iov_vf_flr_poll(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf,
struct ecore_ptt *p_ptt)
{
enum _ecore_status_t rc;
/* TODO - add SRC and TM polling once we add storage IOV */
rc = ecore_iov_vf_flr_poll_dorq(p_hwfn, p_vf, p_ptt);
if (rc)
return rc;
rc = ecore_iov_vf_flr_poll_pbf(p_hwfn, p_vf, p_ptt);
if (rc)
return rc;
return ECORE_SUCCESS;
}
static enum _ecore_status_t
ecore_iov_execute_vf_flr_cleanup(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
u16 rel_vf_id, u32 *ack_vfs)
{
struct ecore_vf_info *p_vf;
enum _ecore_status_t rc = ECORE_SUCCESS;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, false);
if (!p_vf)
return ECORE_SUCCESS;
if (p_hwfn->pf_iov_info->pending_flr[rel_vf_id / 64] &
(1ULL << (rel_vf_id % 64))) {
u16 vfid = p_vf->abs_vf_id;
/* TODO - should we lock channel? */
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] - Handling FLR\n", vfid);
ecore_iov_vf_cleanup(p_hwfn, p_vf);
/* If VF isn't active, no need for anything but SW */
if (!p_vf->b_init)
goto cleanup;
/* TODO - what to do in case of failure? */
rc = ecore_iov_vf_flr_poll(p_hwfn, p_vf, p_ptt);
if (rc != ECORE_SUCCESS)
goto cleanup;
rc = ecore_final_cleanup(p_hwfn, p_ptt, vfid, true);
if (rc) {
/* TODO - what's now? What a mess.... */
DP_ERR(p_hwfn, "Failed handle FLR of VF[%d]\n", vfid);
return rc;
}
/* Workaround to make VF-PF channel ready, as FW
* doesn't do that as a part of FLR.
*/
REG_WR(p_hwfn,
GTT_BAR0_MAP_REG_USDM_RAM +
USTORM_VF_PF_CHANNEL_READY_OFFSET(vfid), 1);
/* VF_STOPPED has to be set only after final cleanup
* but prior to re-enabling the VF.
*/
p_vf->state = VF_STOPPED;
rc = ecore_iov_enable_vf_access(p_hwfn, p_ptt, p_vf);
if (rc) {
/* TODO - again, a mess... */
DP_ERR(p_hwfn, "Failed to re-enable VF[%d] acces\n",
vfid);
return rc;
}
cleanup:
/* Mark VF for ack and clean pending state */
if (p_vf->state == VF_RESET)
p_vf->state = VF_STOPPED;
ack_vfs[vfid / 32] |= (1 << (vfid % 32));
p_hwfn->pf_iov_info->pending_flr[rel_vf_id / 64] &=
~(1ULL << (rel_vf_id % 64));
p_vf->vf_mbx.b_pending_msg = false;
}
return rc;
}
enum _ecore_status_t ecore_iov_vf_flr_cleanup(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt)
{
u32 ack_vfs[VF_MAX_STATIC / 32];
enum _ecore_status_t rc = ECORE_SUCCESS;
u16 i;
OSAL_MEMSET(ack_vfs, 0, sizeof(u32) * (VF_MAX_STATIC / 32));
/* Since BRB <-> PRS interface can't be tested as part of the flr
* polling due to HW limitations, simply sleep a bit. And since
* there's no need to wait per-vf, do it before looping.
*/
OSAL_MSLEEP(100);
for (i = 0; i < p_hwfn->p_dev->p_iov_info->total_vfs; i++)
ecore_iov_execute_vf_flr_cleanup(p_hwfn, p_ptt, i, ack_vfs);
rc = ecore_mcp_ack_vf_flr(p_hwfn, p_ptt, ack_vfs);
return rc;
}
enum _ecore_status_t
ecore_iov_single_vf_flr_cleanup(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt, u16 rel_vf_id)
{
u32 ack_vfs[VF_MAX_STATIC / 32];
enum _ecore_status_t rc = ECORE_SUCCESS;
OSAL_MEMSET(ack_vfs, 0, sizeof(u32) * (VF_MAX_STATIC / 32));
/* Wait instead of polling the BRB <-> PRS interface */
OSAL_MSLEEP(100);
ecore_iov_execute_vf_flr_cleanup(p_hwfn, p_ptt, rel_vf_id, ack_vfs);
rc = ecore_mcp_ack_vf_flr(p_hwfn, p_ptt, ack_vfs);
return rc;
}
bool ecore_iov_mark_vf_flr(struct ecore_hwfn *p_hwfn, u32 *p_disabled_vfs)
{
bool found = false;
u16 i;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV, "Marking FLR-ed VFs\n");
for (i = 0; i < (VF_MAX_STATIC / 32); i++)
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"[%08x,...,%08x]: %08x\n",
i * 32, (i + 1) * 32 - 1, p_disabled_vfs[i]);
if (!p_hwfn->p_dev->p_iov_info) {
DP_NOTICE(p_hwfn, true, "VF flr but no IOV\n");
return false;
}
/* Mark VFs */
for (i = 0; i < p_hwfn->p_dev->p_iov_info->total_vfs; i++) {
struct ecore_vf_info *p_vf;
u8 vfid;
p_vf = ecore_iov_get_vf_info(p_hwfn, i, false);
if (!p_vf)
continue;
vfid = p_vf->abs_vf_id;
if ((1 << (vfid % 32)) & p_disabled_vfs[vfid / 32]) {
u64 *p_flr = p_hwfn->pf_iov_info->pending_flr;
u16 rel_vf_id = p_vf->relative_vf_id;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%d] [rel %d] got FLR-ed\n",
vfid, rel_vf_id);
p_vf->state = VF_RESET;
/* No need to lock here, since pending_flr should
* only change here and before ACKing MFw. Since
* MFW will not trigger an additional attention for
* VF flr until ACKs, we're safe.
*/
p_flr[rel_vf_id / 64] |= 1ULL << (rel_vf_id % 64);
found = true;
}
}
return found;
}
void ecore_iov_get_link(struct ecore_hwfn *p_hwfn,
u16 vfid,
struct ecore_mcp_link_params *p_params,
struct ecore_mcp_link_state *p_link,
struct ecore_mcp_link_capabilities *p_caps)
{
struct ecore_vf_info *p_vf = ecore_iov_get_vf_info(p_hwfn, vfid, false);
struct ecore_bulletin_content *p_bulletin;
if (!p_vf)
return;
p_bulletin = p_vf->bulletin.p_virt;
if (p_params)
__ecore_vf_get_link_params(p_params, p_bulletin);
if (p_link)
__ecore_vf_get_link_state(p_link, p_bulletin);
if (p_caps)
__ecore_vf_get_link_caps(p_caps, p_bulletin);
}
void ecore_iov_process_mbx_req(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt, int vfid)
{
struct ecore_iov_vf_mbx *mbx;
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!p_vf)
return;
mbx = &p_vf->vf_mbx;
/* ecore_iov_process_mbx_request */
#ifndef CONFIG_ECORE_SW_CHANNEL
if (!mbx->b_pending_msg) {
DP_NOTICE(p_hwfn, true,
"VF[%02x]: Trying to process mailbox message when none is pending\n",
p_vf->abs_vf_id);
return;
}
mbx->b_pending_msg = false;
#endif
mbx->first_tlv = mbx->req_virt->first_tlv;
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%02x]: Processing mailbox message [type %04x]\n",
p_vf->abs_vf_id, mbx->first_tlv.tl.type);
OSAL_IOV_VF_MSG_TYPE(p_hwfn,
p_vf->relative_vf_id,
mbx->first_tlv.tl.type);
/* Lock the per vf op mutex and note the locker's identity.
* The unlock will take place in mbx response.
*/
ecore_iov_lock_vf_pf_channel(p_hwfn,
p_vf, mbx->first_tlv.tl.type);
/* check if tlv type is known */
if (ecore_iov_tlv_supported(mbx->first_tlv.tl.type) &&
!p_vf->b_malicious) {
/* switch on the opcode */
switch (mbx->first_tlv.tl.type) {
case CHANNEL_TLV_ACQUIRE:
ecore_iov_vf_mbx_acquire(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_VPORT_START:
ecore_iov_vf_mbx_start_vport(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_VPORT_TEARDOWN:
ecore_iov_vf_mbx_stop_vport(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_START_RXQ:
ecore_iov_vf_mbx_start_rxq(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_START_TXQ:
ecore_iov_vf_mbx_start_txq(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_STOP_RXQS:
ecore_iov_vf_mbx_stop_rxqs(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_STOP_TXQS:
ecore_iov_vf_mbx_stop_txqs(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_UPDATE_RXQ:
ecore_iov_vf_mbx_update_rxqs(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_VPORT_UPDATE:
ecore_iov_vf_mbx_vport_update(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_UCAST_FILTER:
ecore_iov_vf_mbx_ucast_filter(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_CLOSE:
ecore_iov_vf_mbx_close(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_INT_CLEANUP:
ecore_iov_vf_mbx_int_cleanup(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_RELEASE:
ecore_iov_vf_mbx_release(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_UPDATE_TUNN_PARAM:
ecore_iov_vf_mbx_update_tunn_param(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_COALESCE_UPDATE:
ecore_iov_vf_pf_set_coalesce(p_hwfn, p_ptt, p_vf);
break;
case CHANNEL_TLV_COALESCE_READ:
ecore_iov_vf_pf_get_coalesce(p_hwfn, p_ptt, p_vf);
break;
}
} else if (ecore_iov_tlv_supported(mbx->first_tlv.tl.type)) {
/* If we've received a message from a VF we consider malicious
* we ignore the messasge unless it's one for RELEASE, in which
* case we'll let it have the benefit of doubt, allowing the
* next loaded driver to start again.
*/
if (mbx->first_tlv.tl.type == CHANNEL_TLV_RELEASE) {
/* TODO - initiate FLR, remove malicious indication */
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF [%02x] - considered malicious, but wanted to RELEASE. TODO\n",
p_vf->abs_vf_id);
} else {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF [%02x] - considered malicious; Ignoring TLV [%04x]\n",
p_vf->abs_vf_id, mbx->first_tlv.tl.type);
}
ecore_iov_prepare_resp(p_hwfn, p_ptt, p_vf,
mbx->first_tlv.tl.type,
sizeof(struct pfvf_def_resp_tlv),
PFVF_STATUS_MALICIOUS);
} else {
/* unknown TLV - this may belong to a VF driver from the future
* - a version written after this PF driver was written, which
* supports features unknown as of yet. Too bad since we don't
* support them. Or this may be because someone wrote a crappy
* VF driver and is sending garbage over the channel.
*/
DP_NOTICE(p_hwfn, false,
"VF[%02x]: unknown TLV. type %04x length %04x"
" padding %08x reply address %lu\n",
p_vf->abs_vf_id,
mbx->first_tlv.tl.type,
mbx->first_tlv.tl.length,
mbx->first_tlv.padding,
(unsigned long)mbx->first_tlv.reply_address);
/* Try replying in case reply address matches the acquisition's
* posted address.
*/
if (p_vf->acquire.first_tlv.reply_address &&
(mbx->first_tlv.reply_address ==
p_vf->acquire.first_tlv.reply_address))
ecore_iov_prepare_resp(p_hwfn, p_ptt, p_vf,
mbx->first_tlv.tl.type,
sizeof(struct pfvf_def_resp_tlv),
PFVF_STATUS_NOT_SUPPORTED);
else
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF[%02x]: Can't respond to TLV -"
" no valid reply address\n",
p_vf->abs_vf_id);
}
ecore_iov_unlock_vf_pf_channel(p_hwfn, p_vf,
mbx->first_tlv.tl.type);
#ifdef CONFIG_ECORE_SW_CHANNEL
mbx->sw_mbx.mbx_state = VF_PF_RESPONSE_READY;
mbx->sw_mbx.response_offset = 0;
#endif
}
void ecore_iov_pf_get_pending_events(struct ecore_hwfn *p_hwfn,
u64 *events)
{
int i;
OSAL_MEM_ZERO(events, sizeof(u64) * ECORE_VF_ARRAY_LENGTH);
ecore_for_each_vf(p_hwfn, i) {
struct ecore_vf_info *p_vf;
p_vf = &p_hwfn->pf_iov_info->vfs_array[i];
if (p_vf->vf_mbx.b_pending_msg)
events[i / 64] |= 1ULL << (i % 64);
}
}
static struct ecore_vf_info *
ecore_sriov_get_vf_from_absid(struct ecore_hwfn *p_hwfn, u16 abs_vfid)
{
u8 min = (u8)p_hwfn->p_dev->p_iov_info->first_vf_in_pf;
if (!_ecore_iov_pf_sanity_check(p_hwfn, (int)abs_vfid - min, false)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Got indication for VF [abs 0x%08x] that cannot be"
" handled by PF\n",
abs_vfid);
return OSAL_NULL;
}
return &p_hwfn->pf_iov_info->vfs_array[(u8)abs_vfid - min];
}
static enum _ecore_status_t ecore_sriov_vfpf_msg(struct ecore_hwfn *p_hwfn,
u16 abs_vfid,
struct regpair *vf_msg)
{
struct ecore_vf_info *p_vf = ecore_sriov_get_vf_from_absid(p_hwfn,
abs_vfid);
if (!p_vf)
return ECORE_SUCCESS;
/* List the physical address of the request so that handler
* could later on copy the message from it.
*/
p_vf->vf_mbx.pending_req = (((u64)vf_msg->hi) << 32) | vf_msg->lo;
p_vf->vf_mbx.b_pending_msg = true;
return OSAL_PF_VF_MSG(p_hwfn, p_vf->relative_vf_id);
}
static void ecore_sriov_vfpf_malicious(struct ecore_hwfn *p_hwfn,
struct malicious_vf_eqe_data *p_data)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_sriov_get_vf_from_absid(p_hwfn, p_data->vf_id);
if (!p_vf)
return;
if (!p_vf->b_malicious) {
DP_NOTICE(p_hwfn, false,
"VF [%d] - Malicious behavior [%02x]\n",
p_vf->abs_vf_id, p_data->err_id);
p_vf->b_malicious = true;
} else {
DP_INFO(p_hwfn,
"VF [%d] - Malicious behavior [%02x]\n",
p_vf->abs_vf_id, p_data->err_id);
}
OSAL_PF_VF_MALICIOUS(p_hwfn, p_vf->relative_vf_id);
}
static enum _ecore_status_t ecore_sriov_eqe_event(struct ecore_hwfn *p_hwfn,
u8 opcode,
__le16 echo,
union event_ring_data *data,
u8 OSAL_UNUSED fw_return_code)
{
switch (opcode) {
case COMMON_EVENT_VF_PF_CHANNEL:
return ecore_sriov_vfpf_msg(p_hwfn, OSAL_LE16_TO_CPU(echo),
&data->vf_pf_channel.msg_addr);
case COMMON_EVENT_VF_FLR:
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"VF-FLR is still not supported\n");
return ECORE_SUCCESS;
case COMMON_EVENT_MALICIOUS_VF:
ecore_sriov_vfpf_malicious(p_hwfn, &data->malicious_vf);
return ECORE_SUCCESS;
default:
DP_INFO(p_hwfn->p_dev, "Unknown sriov eqe event 0x%02x\n",
opcode);
return ECORE_INVAL;
}
}
bool ecore_iov_is_vf_pending_flr(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
return !!(p_hwfn->pf_iov_info->pending_flr[rel_vf_id / 64] &
(1ULL << (rel_vf_id % 64)));
}
u16 ecore_iov_get_next_active_vf(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
struct ecore_hw_sriov_info *p_iov = p_hwfn->p_dev->p_iov_info;
u16 i;
if (!p_iov)
goto out;
for (i = rel_vf_id; i < p_iov->total_vfs; i++)
if (ecore_iov_is_valid_vfid(p_hwfn, rel_vf_id, true, false))
return i;
out:
return MAX_NUM_VFS_E4;
}
enum _ecore_status_t ecore_iov_copy_vf_msg(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *ptt, int vfid)
{
struct ecore_dmae_params params;
struct ecore_vf_info *vf_info;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info)
return ECORE_INVAL;
OSAL_MEMSET(&params, 0, sizeof(struct ecore_dmae_params));
params.flags = ECORE_DMAE_FLAG_VF_SRC | ECORE_DMAE_FLAG_COMPLETION_DST;
params.src_vfid = vf_info->abs_vf_id;
if (ecore_dmae_host2host(p_hwfn, ptt,
vf_info->vf_mbx.pending_req,
vf_info->vf_mbx.req_phys,
sizeof(union vfpf_tlvs) / 4, &params)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Failed to copy message from VF 0x%02x\n", vfid);
return ECORE_IO;
}
return ECORE_SUCCESS;
}
void ecore_iov_bulletin_set_forced_mac(struct ecore_hwfn *p_hwfn,
u8 *mac, int vfid)
{
struct ecore_vf_info *vf_info;
u64 feature;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info) {
DP_NOTICE(p_hwfn->p_dev, true,
"Can not set forced MAC, invalid vfid [%d]\n", vfid);
return;
}
if (vf_info->b_malicious) {
DP_NOTICE(p_hwfn->p_dev, false,
"Can't set forced MAC to malicious VF [%d]\n",
vfid);
return;
}
if (p_hwfn->pf_params.eth_pf_params.allow_vf_mac_change)
feature = 1 << VFPF_BULLETIN_MAC_ADDR;
else
feature = 1 << MAC_ADDR_FORCED;
OSAL_MEMCPY(vf_info->bulletin.p_virt->mac, mac, ETH_ALEN);
vf_info->bulletin.p_virt->valid_bitmap |= feature;
/* Forced MAC will disable MAC_ADDR */
vf_info->bulletin.p_virt->valid_bitmap &=
~(1 << VFPF_BULLETIN_MAC_ADDR);
ecore_iov_configure_vport_forced(p_hwfn, vf_info, feature);
}
enum _ecore_status_t ecore_iov_bulletin_set_mac(struct ecore_hwfn *p_hwfn,
u8 *mac, int vfid)
{
struct ecore_vf_info *vf_info;
u64 feature;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info) {
DP_NOTICE(p_hwfn->p_dev, true,
"Can not set MAC, invalid vfid [%d]\n", vfid);
return ECORE_INVAL;
}
if (vf_info->b_malicious) {
DP_NOTICE(p_hwfn->p_dev, false,
"Can't set MAC to malicious VF [%d]\n",
vfid);
return ECORE_INVAL;
}
if (vf_info->bulletin.p_virt->valid_bitmap & (1 << MAC_ADDR_FORCED)) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Can not set MAC, Forced MAC is configured\n");
return ECORE_INVAL;
}
feature = 1 << VFPF_BULLETIN_MAC_ADDR;
OSAL_MEMCPY(vf_info->bulletin.p_virt->mac, mac, ETH_ALEN);
vf_info->bulletin.p_virt->valid_bitmap |= feature;
if (p_hwfn->pf_params.eth_pf_params.allow_vf_mac_change)
ecore_iov_configure_vport_forced(p_hwfn, vf_info, feature);
return ECORE_SUCCESS;
}
#ifndef LINUX_REMOVE
enum _ecore_status_t
ecore_iov_bulletin_set_forced_untagged_default(struct ecore_hwfn *p_hwfn,
bool b_untagged_only, int vfid)
{
struct ecore_vf_info *vf_info;
u64 feature;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info) {
DP_NOTICE(p_hwfn->p_dev, true,
"Can not set untagged default, invalid vfid [%d]\n",
vfid);
return ECORE_INVAL;
}
if (vf_info->b_malicious) {
DP_NOTICE(p_hwfn->p_dev, false,
"Can't set untagged default to malicious VF [%d]\n",
vfid);
return ECORE_INVAL;
}
/* Since this is configurable only during vport-start, don't take it
* if we're past that point.
*/
if (vf_info->state == VF_ENABLED) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Can't support untagged change for vfid[%d] -"
" VF is already active\n",
vfid);
return ECORE_INVAL;
}
/* Set configuration; This will later be taken into account during the
* VF initialization.
*/
feature = (1 << VFPF_BULLETIN_UNTAGGED_DEFAULT) |
(1 << VFPF_BULLETIN_UNTAGGED_DEFAULT_FORCED);
vf_info->bulletin.p_virt->valid_bitmap |= feature;
vf_info->bulletin.p_virt->default_only_untagged = b_untagged_only ? 1
: 0;
return ECORE_SUCCESS;
}
void ecore_iov_get_vfs_opaque_fid(struct ecore_hwfn *p_hwfn, int vfid,
u16 *opaque_fid)
{
struct ecore_vf_info *vf_info;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info)
return;
*opaque_fid = vf_info->opaque_fid;
}
#endif
void ecore_iov_bulletin_set_forced_vlan(struct ecore_hwfn *p_hwfn,
u16 pvid, int vfid)
{
struct ecore_vf_info *vf_info;
u64 feature;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info) {
DP_NOTICE(p_hwfn->p_dev, true,
"Can not set forced MAC, invalid vfid [%d]\n",
vfid);
return;
}
if (vf_info->b_malicious) {
DP_NOTICE(p_hwfn->p_dev, false,
"Can't set forced vlan to malicious VF [%d]\n",
vfid);
return;
}
feature = 1 << VLAN_ADDR_FORCED;
vf_info->bulletin.p_virt->pvid = pvid;
if (pvid)
vf_info->bulletin.p_virt->valid_bitmap |= feature;
else
vf_info->bulletin.p_virt->valid_bitmap &= ~feature;
ecore_iov_configure_vport_forced(p_hwfn, vf_info, feature);
}
void ecore_iov_bulletin_set_udp_ports(struct ecore_hwfn *p_hwfn,
int vfid, u16 vxlan_port, u16 geneve_port)
{
struct ecore_vf_info *vf_info;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info) {
DP_NOTICE(p_hwfn->p_dev, true,
"Can not set udp ports, invalid vfid [%d]\n", vfid);
return;
}
if (vf_info->b_malicious) {
DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
"Can not set udp ports to malicious VF [%d]\n",
vfid);
return;
}
vf_info->bulletin.p_virt->vxlan_udp_port = vxlan_port;
vf_info->bulletin.p_virt->geneve_udp_port = geneve_port;
}
bool ecore_iov_vf_has_vport_instance(struct ecore_hwfn *p_hwfn, int vfid)
{
struct ecore_vf_info *p_vf_info;
p_vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!p_vf_info)
return false;
return !!p_vf_info->vport_instance;
}
bool ecore_iov_is_vf_stopped(struct ecore_hwfn *p_hwfn, int vfid)
{
struct ecore_vf_info *p_vf_info;
p_vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!p_vf_info)
return true;
return p_vf_info->state == VF_STOPPED;
}
bool ecore_iov_spoofchk_get(struct ecore_hwfn *p_hwfn, int vfid)
{
struct ecore_vf_info *vf_info;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info)
return false;
return vf_info->spoof_chk;
}
enum _ecore_status_t ecore_iov_spoofchk_set(struct ecore_hwfn *p_hwfn,
int vfid, bool val)
{
struct ecore_vf_info *vf;
enum _ecore_status_t rc = ECORE_INVAL;
if (!ecore_iov_pf_sanity_check(p_hwfn, vfid)) {
DP_NOTICE(p_hwfn, true,
"SR-IOV sanity check failed, can't set spoofchk\n");
goto out;
}
vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf)
goto out;
if (!ecore_iov_vf_has_vport_instance(p_hwfn, vfid)) {
/* After VF VPORT start PF will configure spoof check */
vf->req_spoofchk_val = val;
rc = ECORE_SUCCESS;
goto out;
}
rc = __ecore_iov_spoofchk_set(p_hwfn, vf, val);
out:
return rc;
}
u8 ecore_iov_vf_chains_per_pf(struct ecore_hwfn *p_hwfn)
{
u8 max_chains_per_vf = p_hwfn->hw_info.max_chains_per_vf;
max_chains_per_vf = (max_chains_per_vf) ? max_chains_per_vf
: ECORE_MAX_VF_CHAINS_PER_PF;
return max_chains_per_vf;
}
void ecore_iov_get_vf_req_virt_mbx_params(struct ecore_hwfn *p_hwfn,
u16 rel_vf_id,
void **pp_req_virt_addr,
u16 *p_req_virt_size)
{
struct ecore_vf_info *vf_info =
ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!vf_info)
return;
if (pp_req_virt_addr)
*pp_req_virt_addr = vf_info->vf_mbx.req_virt;
if (p_req_virt_size)
*p_req_virt_size = sizeof(*vf_info->vf_mbx.req_virt);
}
void ecore_iov_get_vf_reply_virt_mbx_params(struct ecore_hwfn *p_hwfn,
u16 rel_vf_id,
void **pp_reply_virt_addr,
u16 *p_reply_virt_size)
{
struct ecore_vf_info *vf_info =
ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!vf_info)
return;
if (pp_reply_virt_addr)
*pp_reply_virt_addr = vf_info->vf_mbx.reply_virt;
if (p_reply_virt_size)
*p_reply_virt_size = sizeof(*vf_info->vf_mbx.reply_virt);
}
#ifdef CONFIG_ECORE_SW_CHANNEL
struct ecore_iov_sw_mbx *ecore_iov_get_vf_sw_mbx(struct ecore_hwfn *p_hwfn,
u16 rel_vf_id)
{
struct ecore_vf_info *vf_info =
ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!vf_info)
return OSAL_NULL;
return &vf_info->vf_mbx.sw_mbx;
}
#endif
bool ecore_iov_is_valid_vfpf_msg_length(u32 length)
{
return (length >= sizeof(struct vfpf_first_tlv) &&
(length <= sizeof(union vfpf_tlvs)));
}
u32 ecore_iov_pfvf_msg_length(void)
{
return sizeof(union pfvf_tlvs);
}
u8 *ecore_iov_bulletin_get_mac(struct ecore_hwfn *p_hwfn,
u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf || !p_vf->bulletin.p_virt)
return OSAL_NULL;
if (!(p_vf->bulletin.p_virt->valid_bitmap &
(1 << VFPF_BULLETIN_MAC_ADDR)))
return OSAL_NULL;
return p_vf->bulletin.p_virt->mac;
}
u8 *ecore_iov_bulletin_get_forced_mac(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf || !p_vf->bulletin.p_virt)
return OSAL_NULL;
if (!(p_vf->bulletin.p_virt->valid_bitmap & (1 << MAC_ADDR_FORCED)))
return OSAL_NULL;
return p_vf->bulletin.p_virt->mac;
}
u16 ecore_iov_bulletin_get_forced_vlan(struct ecore_hwfn *p_hwfn,
u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf || !p_vf->bulletin.p_virt)
return 0;
if (!(p_vf->bulletin.p_virt->valid_bitmap & (1 << VLAN_ADDR_FORCED)))
return 0;
return p_vf->bulletin.p_virt->pvid;
}
enum _ecore_status_t ecore_iov_configure_tx_rate(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
int vfid, int val)
{
struct ecore_mcp_link_state *p_link;
struct ecore_vf_info *vf;
u8 abs_vp_id = 0;
enum _ecore_status_t rc;
vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf)
return ECORE_INVAL;
rc = ecore_fw_vport(p_hwfn, vf->vport_id, &abs_vp_id);
if (rc != ECORE_SUCCESS)
return rc;
p_link = &ECORE_LEADING_HWFN(p_hwfn->p_dev)->mcp_info->link_output;
return ecore_init_vport_rl(p_hwfn, p_ptt, abs_vp_id, (u32)val,
p_link->speed);
}
enum _ecore_status_t ecore_iov_get_vf_stats(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt,
int vfid,
struct ecore_eth_stats *p_stats)
{
struct ecore_vf_info *vf;
vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf)
return ECORE_INVAL;
if (vf->state != VF_ENABLED)
return ECORE_INVAL;
__ecore_get_vport_stats(p_hwfn, p_ptt, p_stats,
vf->abs_vf_id + 0x10, false);
return ECORE_SUCCESS;
}
u8 ecore_iov_get_vf_num_rxqs(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf)
return 0;
return p_vf->num_rxqs;
}
u8 ecore_iov_get_vf_num_active_rxqs(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf)
return 0;
return p_vf->num_active_rxqs;
}
void *ecore_iov_get_vf_ctx(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf)
return OSAL_NULL;
return p_vf->ctx;
}
u8 ecore_iov_get_vf_num_sbs(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf)
return 0;
return p_vf->num_sbs;
}
bool ecore_iov_is_vf_wait_for_acquire(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf)
return false;
return (p_vf->state == VF_FREE);
}
bool ecore_iov_is_vf_acquired_not_initialized(struct ecore_hwfn *p_hwfn,
u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf)
return false;
return (p_vf->state == VF_ACQUIRED);
}
bool ecore_iov_is_vf_initialized(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf)
return false;
return (p_vf->state == VF_ENABLED);
}
bool ecore_iov_is_vf_started(struct ecore_hwfn *p_hwfn,
u16 rel_vf_id)
{
struct ecore_vf_info *p_vf;
p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
if (!p_vf)
return false;
return (p_vf->state != VF_FREE && p_vf->state != VF_STOPPED);
}
enum _ecore_status_t
ecore_iov_get_vf_min_rate(struct ecore_hwfn *p_hwfn, int vfid)
{
struct ecore_wfq_data *vf_vp_wfq;
struct ecore_vf_info *vf_info;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info)
return 0;
vf_vp_wfq = &p_hwfn->qm_info.wfq_data[vf_info->vport_id];
if (vf_vp_wfq->configured)
return vf_vp_wfq->min_speed;
else
return 0;
}
#ifdef CONFIG_ECORE_SW_CHANNEL
void ecore_iov_set_vf_hw_channel(struct ecore_hwfn *p_hwfn, int vfid,
bool b_is_hw)
{
struct ecore_vf_info *vf_info;
vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
if (!vf_info)
return;
vf_info->b_hw_channel = b_is_hw;
}
#endif
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