mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1710 lines
47 KiB
1710 lines
47 KiB
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) |
|
/* QLogic qed NIC Driver |
|
* Copyright (c) 2015-2017 QLogic Corporation |
|
* Copyright (c) 2019-2020 Marvell International Ltd. |
|
*/ |
|
|
|
#include <linux/crc32.h> |
|
#include <linux/etherdevice.h> |
|
#include "qed.h" |
|
#include "qed_sriov.h" |
|
#include "qed_vf.h" |
|
|
|
static void *qed_vf_pf_prep(struct qed_hwfn *p_hwfn, u16 type, u16 length) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
void *p_tlv; |
|
|
|
/* This lock is released when we receive PF's response |
|
* in qed_send_msg2pf(). |
|
* So, qed_vf_pf_prep() and qed_send_msg2pf() |
|
* must come in sequence. |
|
*/ |
|
mutex_lock(&(p_iov->mutex)); |
|
|
|
DP_VERBOSE(p_hwfn, |
|
QED_MSG_IOV, |
|
"preparing to send 0x%04x tlv over vf pf channel\n", |
|
type); |
|
|
|
/* Reset Requst offset */ |
|
p_iov->offset = (u8 *)p_iov->vf2pf_request; |
|
|
|
/* Clear mailbox - both request and reply */ |
|
memset(p_iov->vf2pf_request, 0, sizeof(union vfpf_tlvs)); |
|
memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs)); |
|
|
|
/* Init type and length */ |
|
p_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, type, length); |
|
|
|
/* Init first tlv header */ |
|
((struct vfpf_first_tlv *)p_tlv)->reply_address = |
|
(u64)p_iov->pf2vf_reply_phys; |
|
|
|
return p_tlv; |
|
} |
|
|
|
static void qed_vf_pf_req_end(struct qed_hwfn *p_hwfn, int req_status) |
|
{ |
|
union pfvf_tlvs *resp = p_hwfn->vf_iov_info->pf2vf_reply; |
|
|
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"VF request status = 0x%x, PF reply status = 0x%x\n", |
|
req_status, resp->default_resp.hdr.status); |
|
|
|
mutex_unlock(&(p_hwfn->vf_iov_info->mutex)); |
|
} |
|
|
|
#define QED_VF_CHANNEL_USLEEP_ITERATIONS 90 |
|
#define QED_VF_CHANNEL_USLEEP_DELAY 100 |
|
#define QED_VF_CHANNEL_MSLEEP_ITERATIONS 10 |
|
#define QED_VF_CHANNEL_MSLEEP_DELAY 25 |
|
|
|
static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size) |
|
{ |
|
union vfpf_tlvs *p_req = p_hwfn->vf_iov_info->vf2pf_request; |
|
struct ustorm_trigger_vf_zone trigger; |
|
struct ustorm_vf_zone *zone_data; |
|
int iter, rc = 0; |
|
|
|
zone_data = (struct ustorm_vf_zone *)PXP_VF_BAR0_START_USDM_ZONE_B; |
|
|
|
/* output tlvs list */ |
|
qed_dp_tlv_list(p_hwfn, p_req); |
|
|
|
/* need to add the END TLV to the message size */ |
|
resp_size += sizeof(struct channel_list_end_tlv); |
|
|
|
/* Send TLVs over HW channel */ |
|
memset(&trigger, 0, sizeof(struct ustorm_trigger_vf_zone)); |
|
trigger.vf_pf_msg_valid = 1; |
|
|
|
DP_VERBOSE(p_hwfn, |
|
QED_MSG_IOV, |
|
"VF -> PF [%02x] message: [%08x, %08x] --> %p, %08x --> %p\n", |
|
GET_FIELD(p_hwfn->hw_info.concrete_fid, |
|
PXP_CONCRETE_FID_PFID), |
|
upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys), |
|
lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys), |
|
&zone_data->non_trigger.vf_pf_msg_addr, |
|
*((u32 *)&trigger), &zone_data->trigger); |
|
|
|
REG_WR(p_hwfn, |
|
(uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.lo, |
|
lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys)); |
|
|
|
REG_WR(p_hwfn, |
|
(uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.hi, |
|
upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys)); |
|
|
|
/* The message data must be written first, to prevent trigger before |
|
* data is written. |
|
*/ |
|
wmb(); |
|
|
|
REG_WR(p_hwfn, (uintptr_t)&zone_data->trigger, *((u32 *)&trigger)); |
|
|
|
/* When PF would be done with the response, it would write back to the |
|
* `done' address from a coherent DMA zone. Poll until then. |
|
*/ |
|
|
|
iter = QED_VF_CHANNEL_USLEEP_ITERATIONS; |
|
while (!*done && iter--) { |
|
udelay(QED_VF_CHANNEL_USLEEP_DELAY); |
|
dma_rmb(); |
|
} |
|
|
|
iter = QED_VF_CHANNEL_MSLEEP_ITERATIONS; |
|
while (!*done && iter--) { |
|
msleep(QED_VF_CHANNEL_MSLEEP_DELAY); |
|
dma_rmb(); |
|
} |
|
|
|
if (!*done) { |
|
DP_NOTICE(p_hwfn, |
|
"VF <-- PF Timeout [Type %d]\n", |
|
p_req->first_tlv.tl.type); |
|
rc = -EBUSY; |
|
} else { |
|
if ((*done != PFVF_STATUS_SUCCESS) && |
|
(*done != PFVF_STATUS_NO_RESOURCE)) |
|
DP_NOTICE(p_hwfn, |
|
"PF response: %d [Type %d]\n", |
|
*done, p_req->first_tlv.tl.type); |
|
else |
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"PF response: %d [Type %d]\n", |
|
*done, p_req->first_tlv.tl.type); |
|
} |
|
|
|
return rc; |
|
} |
|
|
|
static void qed_vf_pf_add_qid(struct qed_hwfn *p_hwfn, |
|
struct qed_queue_cid *p_cid) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct vfpf_qid_tlv *p_qid_tlv; |
|
|
|
/* Only add QIDs for the queue if it was negotiated with PF */ |
|
if (!(p_iov->acquire_resp.pfdev_info.capabilities & |
|
PFVF_ACQUIRE_CAP_QUEUE_QIDS)) |
|
return; |
|
|
|
p_qid_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_QID, sizeof(*p_qid_tlv)); |
|
p_qid_tlv->qid = p_cid->qid_usage_idx; |
|
} |
|
|
|
static int _qed_vf_pf_release(struct qed_hwfn *p_hwfn, bool b_final) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_def_resp_tlv *resp; |
|
struct vfpf_first_tlv *req; |
|
u32 size; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_RELEASE, sizeof(*req)); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->default_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
|
|
if (!rc && resp->hdr.status != PFVF_STATUS_SUCCESS) |
|
rc = -EAGAIN; |
|
|
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
if (!b_final) |
|
return rc; |
|
|
|
p_hwfn->b_int_enabled = 0; |
|
|
|
if (p_iov->vf2pf_request) |
|
dma_free_coherent(&p_hwfn->cdev->pdev->dev, |
|
sizeof(union vfpf_tlvs), |
|
p_iov->vf2pf_request, |
|
p_iov->vf2pf_request_phys); |
|
if (p_iov->pf2vf_reply) |
|
dma_free_coherent(&p_hwfn->cdev->pdev->dev, |
|
sizeof(union pfvf_tlvs), |
|
p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys); |
|
|
|
if (p_iov->bulletin.p_virt) { |
|
size = sizeof(struct qed_bulletin_content); |
|
dma_free_coherent(&p_hwfn->cdev->pdev->dev, |
|
size, |
|
p_iov->bulletin.p_virt, p_iov->bulletin.phys); |
|
} |
|
|
|
kfree(p_hwfn->vf_iov_info); |
|
p_hwfn->vf_iov_info = NULL; |
|
|
|
return rc; |
|
} |
|
|
|
int qed_vf_pf_release(struct qed_hwfn *p_hwfn) |
|
{ |
|
return _qed_vf_pf_release(p_hwfn, true); |
|
} |
|
|
|
#define VF_ACQUIRE_THRESH 3 |
|
static void qed_vf_pf_acquire_reduce_resc(struct qed_hwfn *p_hwfn, |
|
struct vf_pf_resc_request *p_req, |
|
struct pf_vf_resc *p_resp) |
|
{ |
|
DP_VERBOSE(p_hwfn, |
|
QED_MSG_IOV, |
|
"PF unwilling to fulfill resource request: rxq [%02x/%02x] txq [%02x/%02x] sbs [%02x/%02x] mac [%02x/%02x] vlan [%02x/%02x] mc [%02x/%02x] cids [%02x/%02x]. Try PF recommended amount\n", |
|
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); |
|
|
|
/* humble our request */ |
|
p_req->num_txqs = p_resp->num_txqs; |
|
p_req->num_rxqs = p_resp->num_rxqs; |
|
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; |
|
} |
|
|
|
static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_acquire_resp_tlv *resp = &p_iov->pf2vf_reply->acquire_resp; |
|
struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info; |
|
struct vf_pf_resc_request *p_resc; |
|
u8 retry_cnt = VF_ACQUIRE_THRESH; |
|
bool resources_acquired = false; |
|
struct vfpf_acquire_tlv *req; |
|
int rc = 0, attempts = 0; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_ACQUIRE, sizeof(*req)); |
|
p_resc = &req->resc_request; |
|
|
|
/* starting filling the request */ |
|
req->vfdev_info.opaque_fid = p_hwfn->hw_info.opaque_fid; |
|
|
|
p_resc->num_rxqs = QED_MAX_VF_CHAINS_PER_PF; |
|
p_resc->num_txqs = QED_MAX_VF_CHAINS_PER_PF; |
|
p_resc->num_sbs = QED_MAX_VF_CHAINS_PER_PF; |
|
p_resc->num_mac_filters = QED_ETH_VF_NUM_MAC_FILTERS; |
|
p_resc->num_vlan_filters = QED_ETH_VF_NUM_VLAN_FILTERS; |
|
p_resc->num_cids = QED_ETH_VF_DEFAULT_NUM_CIDS; |
|
|
|
req->vfdev_info.os_type = VFPF_ACQUIRE_OS_LINUX; |
|
req->vfdev_info.fw_major = FW_MAJOR_VERSION; |
|
req->vfdev_info.fw_minor = FW_MINOR_VERSION; |
|
req->vfdev_info.fw_revision = FW_REVISION_VERSION; |
|
req->vfdev_info.fw_engineering = FW_ENGINEERING_VERSION; |
|
req->vfdev_info.eth_fp_hsi_major = ETH_HSI_VER_MAJOR; |
|
req->vfdev_info.eth_fp_hsi_minor = ETH_HSI_VER_MINOR; |
|
|
|
/* Fill capability field with any non-deprecated config we support */ |
|
req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_100G; |
|
|
|
/* If we've mapped the doorbell bar, try using queue qids */ |
|
if (p_iov->b_doorbell_bar) { |
|
req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_PHYSICAL_BAR | |
|
VFPF_ACQUIRE_CAP_QUEUE_QIDS; |
|
p_resc->num_cids = QED_ETH_VF_MAX_NUM_CIDS; |
|
} |
|
|
|
/* pf 2 vf bulletin board address */ |
|
req->bulletin_addr = p_iov->bulletin.phys; |
|
req->bulletin_size = p_iov->bulletin.size; |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
while (!resources_acquired) { |
|
DP_VERBOSE(p_hwfn, |
|
QED_MSG_IOV, "attempting to acquire resources\n"); |
|
|
|
/* Clear response buffer, as this might be a re-send */ |
|
memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs)); |
|
|
|
/* send acquire request */ |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
|
|
/* Re-try acquire in case of vf-pf hw channel timeout */ |
|
if (retry_cnt && rc == -EBUSY) { |
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"VF retrying to acquire due to VPC timeout\n"); |
|
retry_cnt--; |
|
continue; |
|
} |
|
|
|
if (rc) |
|
goto exit; |
|
|
|
/* copy acquire response from buffer to p_hwfn */ |
|
memcpy(&p_iov->acquire_resp, resp, sizeof(p_iov->acquire_resp)); |
|
|
|
attempts++; |
|
|
|
if (resp->hdr.status == PFVF_STATUS_SUCCESS) { |
|
/* PF agrees to allocate our resources */ |
|
if (!(resp->pfdev_info.capabilities & |
|
PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE)) { |
|
/* It's possible legacy PF mistakenly accepted; |
|
* but we don't care - simply mark it as |
|
* legacy and continue. |
|
*/ |
|
req->vfdev_info.capabilities |= |
|
VFPF_ACQUIRE_CAP_PRE_FP_HSI; |
|
} |
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, "resources acquired\n"); |
|
resources_acquired = true; |
|
} else if (resp->hdr.status == PFVF_STATUS_NO_RESOURCE && |
|
attempts < VF_ACQUIRE_THRESH) { |
|
qed_vf_pf_acquire_reduce_resc(p_hwfn, p_resc, |
|
&resp->resc); |
|
} else if (resp->hdr.status == PFVF_STATUS_NOT_SUPPORTED) { |
|
if (pfdev_info->major_fp_hsi && |
|
(pfdev_info->major_fp_hsi != ETH_HSI_VER_MAJOR)) { |
|
DP_NOTICE(p_hwfn, |
|
"PF uses an incompatible fastpath HSI %02x.%02x [VF requires %02x.%02x]. Please change to a VF driver using %02x.xx.\n", |
|
pfdev_info->major_fp_hsi, |
|
pfdev_info->minor_fp_hsi, |
|
ETH_HSI_VER_MAJOR, |
|
ETH_HSI_VER_MINOR, |
|
pfdev_info->major_fp_hsi); |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
if (!pfdev_info->major_fp_hsi) { |
|
if (req->vfdev_info.capabilities & |
|
VFPF_ACQUIRE_CAP_PRE_FP_HSI) { |
|
DP_NOTICE(p_hwfn, |
|
"PF uses very old drivers. Please change to a VF driver using no later than 8.8.x.x.\n"); |
|
rc = -EINVAL; |
|
goto exit; |
|
} else { |
|
DP_INFO(p_hwfn, |
|
"PF is old - try re-acquire to see if it supports FW-version override\n"); |
|
req->vfdev_info.capabilities |= |
|
VFPF_ACQUIRE_CAP_PRE_FP_HSI; |
|
continue; |
|
} |
|
} |
|
|
|
/* If PF/VF are using same Major, PF must have had |
|
* it's reasons. Simply fail. |
|
*/ |
|
DP_NOTICE(p_hwfn, "PF rejected acquisition by VF\n"); |
|
rc = -EINVAL; |
|
goto exit; |
|
} else { |
|
DP_ERR(p_hwfn, |
|
"PF returned error %d to VF acquisition request\n", |
|
resp->hdr.status); |
|
rc = -EAGAIN; |
|
goto exit; |
|
} |
|
} |
|
|
|
/* Mark the PF as legacy, if needed */ |
|
if (req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_PRE_FP_HSI) |
|
p_iov->b_pre_fp_hsi = true; |
|
|
|
/* In case PF doesn't support multi-queue Tx, update the number of |
|
* CIDs to reflect the number of queues [older PFs didn't fill that |
|
* field]. |
|
*/ |
|
if (!(resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_QUEUE_QIDS)) |
|
resp->resc.num_cids = resp->resc.num_rxqs + resp->resc.num_txqs; |
|
|
|
/* Update bulletin board size with response from PF */ |
|
p_iov->bulletin.size = resp->bulletin_size; |
|
|
|
/* get HW info */ |
|
p_hwfn->cdev->type = resp->pfdev_info.dev_type; |
|
p_hwfn->cdev->chip_rev = resp->pfdev_info.chip_rev; |
|
|
|
p_hwfn->cdev->chip_num = pfdev_info->chip_num & 0xffff; |
|
|
|
/* Learn of the possibility of CMT */ |
|
if (IS_LEAD_HWFN(p_hwfn)) { |
|
if (resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_100G) { |
|
DP_NOTICE(p_hwfn, "100g VF\n"); |
|
p_hwfn->cdev->num_hwfns = 2; |
|
} |
|
} |
|
|
|
if (!p_iov->b_pre_fp_hsi && |
|
(resp->pfdev_info.minor_fp_hsi < ETH_HSI_VER_MINOR)) { |
|
DP_INFO(p_hwfn, |
|
"PF is using older fastpath HSI; %02x.%02x is configured\n", |
|
ETH_HSI_VER_MAJOR, resp->pfdev_info.minor_fp_hsi); |
|
} |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
u32 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id) |
|
{ |
|
u32 bar_size; |
|
|
|
/* Regview size is fixed */ |
|
if (bar_id == BAR_ID_0) |
|
return 1 << 17; |
|
|
|
/* Doorbell is received from PF */ |
|
bar_size = p_hwfn->vf_iov_info->acquire_resp.pfdev_info.bar_size; |
|
if (bar_size) |
|
return 1 << bar_size; |
|
return 0; |
|
} |
|
|
|
int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) |
|
{ |
|
struct qed_hwfn *p_lead = QED_LEADING_HWFN(p_hwfn->cdev); |
|
struct qed_vf_iov *p_iov; |
|
u32 reg; |
|
int rc; |
|
|
|
/* Set number of hwfns - might be overriden once leading hwfn learns |
|
* actual configuration from PF. |
|
*/ |
|
if (IS_LEAD_HWFN(p_hwfn)) |
|
p_hwfn->cdev->num_hwfns = 1; |
|
|
|
reg = PXP_VF_BAR0_ME_OPAQUE_ADDRESS; |
|
p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn, reg); |
|
|
|
reg = PXP_VF_BAR0_ME_CONCRETE_ADDRESS; |
|
p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, reg); |
|
|
|
/* Allocate vf sriov info */ |
|
p_iov = kzalloc(sizeof(*p_iov), GFP_KERNEL); |
|
if (!p_iov) |
|
return -ENOMEM; |
|
|
|
/* Doorbells are tricky; Upper-layer has alreday set the hwfn doorbell |
|
* value, but there are several incompatibily scenarios where that |
|
* would be incorrect and we'd need to override it. |
|
*/ |
|
if (!p_hwfn->doorbells) { |
|
p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview + |
|
PXP_VF_BAR0_START_DQ; |
|
} else if (p_hwfn == p_lead) { |
|
/* For leading hw-function, value is always correct, but need |
|
* to handle scenario where legacy PF would not support 100g |
|
* mapped bars later. |
|
*/ |
|
p_iov->b_doorbell_bar = true; |
|
} else { |
|
/* here, value would be correct ONLY if the leading hwfn |
|
* received indication that mapped-bars are supported. |
|
*/ |
|
if (p_lead->vf_iov_info->b_doorbell_bar) |
|
p_iov->b_doorbell_bar = true; |
|
else |
|
p_hwfn->doorbells = (u8 __iomem *) |
|
p_hwfn->regview + PXP_VF_BAR0_START_DQ; |
|
} |
|
|
|
/* Allocate vf2pf msg */ |
|
p_iov->vf2pf_request = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, |
|
sizeof(union vfpf_tlvs), |
|
&p_iov->vf2pf_request_phys, |
|
GFP_KERNEL); |
|
if (!p_iov->vf2pf_request) |
|
goto free_p_iov; |
|
|
|
p_iov->pf2vf_reply = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, |
|
sizeof(union pfvf_tlvs), |
|
&p_iov->pf2vf_reply_phys, |
|
GFP_KERNEL); |
|
if (!p_iov->pf2vf_reply) |
|
goto free_vf2pf_request; |
|
|
|
DP_VERBOSE(p_hwfn, |
|
QED_MSG_IOV, |
|
"VF's Request mailbox [%p virt 0x%llx phys], Response mailbox [%p virt 0x%llx phys]\n", |
|
p_iov->vf2pf_request, |
|
(u64) p_iov->vf2pf_request_phys, |
|
p_iov->pf2vf_reply, (u64)p_iov->pf2vf_reply_phys); |
|
|
|
/* Allocate Bulletin board */ |
|
p_iov->bulletin.size = sizeof(struct qed_bulletin_content); |
|
p_iov->bulletin.p_virt = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, |
|
p_iov->bulletin.size, |
|
&p_iov->bulletin.phys, |
|
GFP_KERNEL); |
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n", |
|
p_iov->bulletin.p_virt, |
|
(u64)p_iov->bulletin.phys, p_iov->bulletin.size); |
|
|
|
mutex_init(&p_iov->mutex); |
|
|
|
p_hwfn->vf_iov_info = p_iov; |
|
|
|
p_hwfn->hw_info.personality = QED_PCI_ETH; |
|
|
|
rc = qed_vf_pf_acquire(p_hwfn); |
|
|
|
/* If VF is 100g using a mapped bar and PF is too old to support that, |
|
* acquisition would succeed - but the VF would have no way knowing |
|
* the size of the doorbell bar configured in HW and thus will not |
|
* know how to split it for 2nd hw-function. |
|
* In this case we re-try without the indication of the mapped |
|
* doorbell. |
|
*/ |
|
if (!rc && p_iov->b_doorbell_bar && |
|
!qed_vf_hw_bar_size(p_hwfn, BAR_ID_1) && |
|
(p_hwfn->cdev->num_hwfns > 1)) { |
|
rc = _qed_vf_pf_release(p_hwfn, false); |
|
if (rc) |
|
return rc; |
|
|
|
p_iov->b_doorbell_bar = false; |
|
p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview + |
|
PXP_VF_BAR0_START_DQ; |
|
rc = qed_vf_pf_acquire(p_hwfn); |
|
} |
|
|
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"Regview [%p], Doorbell [%p], Device-doorbell [%p]\n", |
|
p_hwfn->regview, p_hwfn->doorbells, p_hwfn->cdev->doorbells); |
|
|
|
return rc; |
|
|
|
free_vf2pf_request: |
|
dma_free_coherent(&p_hwfn->cdev->pdev->dev, |
|
sizeof(union vfpf_tlvs), |
|
p_iov->vf2pf_request, p_iov->vf2pf_request_phys); |
|
free_p_iov: |
|
kfree(p_iov); |
|
|
|
return -ENOMEM; |
|
} |
|
#define TSTORM_QZONE_START PXP_VF_BAR0_START_SDM_ZONE_A |
|
#define MSTORM_QZONE_START(dev) (TSTORM_QZONE_START + \ |
|
(TSTORM_QZONE_SIZE * NUM_OF_L2_QUEUES(dev))) |
|
|
|
static void |
|
__qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req, |
|
struct qed_tunn_update_type *p_src, |
|
enum qed_tunn_mode mask, u8 *p_cls) |
|
{ |
|
if (p_src->b_update_mode) { |
|
p_req->tun_mode_update_mask |= BIT(mask); |
|
|
|
if (p_src->b_mode_enabled) |
|
p_req->tunn_mode |= BIT(mask); |
|
} |
|
|
|
*p_cls = p_src->tun_cls; |
|
} |
|
|
|
static void |
|
qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req, |
|
struct qed_tunn_update_type *p_src, |
|
enum qed_tunn_mode mask, |
|
u8 *p_cls, struct qed_tunn_update_udp_port *p_port, |
|
u8 *p_update_port, u16 *p_udp_port) |
|
{ |
|
if (p_port->b_update_port) { |
|
*p_update_port = 1; |
|
*p_udp_port = p_port->port; |
|
} |
|
|
|
__qed_vf_prep_tunn_req_tlv(p_req, p_src, mask, p_cls); |
|
} |
|
|
|
void qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun) |
|
{ |
|
if (p_tun->vxlan.b_mode_enabled) |
|
p_tun->vxlan.b_update_mode = true; |
|
if (p_tun->l2_geneve.b_mode_enabled) |
|
p_tun->l2_geneve.b_update_mode = true; |
|
if (p_tun->ip_geneve.b_mode_enabled) |
|
p_tun->ip_geneve.b_update_mode = true; |
|
if (p_tun->l2_gre.b_mode_enabled) |
|
p_tun->l2_gre.b_update_mode = true; |
|
if (p_tun->ip_gre.b_mode_enabled) |
|
p_tun->ip_gre.b_update_mode = true; |
|
|
|
p_tun->b_update_rx_cls = true; |
|
p_tun->b_update_tx_cls = true; |
|
} |
|
|
|
static void |
|
__qed_vf_update_tunn_param(struct qed_tunn_update_type *p_tun, |
|
u16 feature_mask, u8 tunn_mode, |
|
u8 tunn_cls, enum qed_tunn_mode val) |
|
{ |
|
if (feature_mask & BIT(val)) { |
|
p_tun->b_mode_enabled = tunn_mode; |
|
p_tun->tun_cls = tunn_cls; |
|
} else { |
|
p_tun->b_mode_enabled = false; |
|
} |
|
} |
|
|
|
static void qed_vf_update_tunn_param(struct qed_hwfn *p_hwfn, |
|
struct qed_tunnel_info *p_tun, |
|
struct pfvf_update_tunn_param_tlv *p_resp) |
|
{ |
|
/* Update mode and classes provided by PF */ |
|
u16 feat_mask = p_resp->tunn_feature_mask; |
|
|
|
__qed_vf_update_tunn_param(&p_tun->vxlan, feat_mask, |
|
p_resp->vxlan_mode, p_resp->vxlan_clss, |
|
QED_MODE_VXLAN_TUNN); |
|
__qed_vf_update_tunn_param(&p_tun->l2_geneve, feat_mask, |
|
p_resp->l2geneve_mode, |
|
p_resp->l2geneve_clss, |
|
QED_MODE_L2GENEVE_TUNN); |
|
__qed_vf_update_tunn_param(&p_tun->ip_geneve, feat_mask, |
|
p_resp->ipgeneve_mode, |
|
p_resp->ipgeneve_clss, |
|
QED_MODE_IPGENEVE_TUNN); |
|
__qed_vf_update_tunn_param(&p_tun->l2_gre, feat_mask, |
|
p_resp->l2gre_mode, p_resp->l2gre_clss, |
|
QED_MODE_L2GRE_TUNN); |
|
__qed_vf_update_tunn_param(&p_tun->ip_gre, feat_mask, |
|
p_resp->ipgre_mode, p_resp->ipgre_clss, |
|
QED_MODE_IPGRE_TUNN); |
|
p_tun->geneve_port.port = p_resp->geneve_udp_port; |
|
p_tun->vxlan_port.port = p_resp->vxlan_udp_port; |
|
|
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"tunn mode: vxlan=0x%x, l2geneve=0x%x, ipgeneve=0x%x, l2gre=0x%x, ipgre=0x%x", |
|
p_tun->vxlan.b_mode_enabled, p_tun->l2_geneve.b_mode_enabled, |
|
p_tun->ip_geneve.b_mode_enabled, |
|
p_tun->l2_gre.b_mode_enabled, p_tun->ip_gre.b_mode_enabled); |
|
} |
|
|
|
int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn, |
|
struct qed_tunnel_info *p_src) |
|
{ |
|
struct qed_tunnel_info *p_tun = &p_hwfn->cdev->tunnel; |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_update_tunn_param_tlv *p_resp; |
|
struct vfpf_update_tunn_param_tlv *p_req; |
|
int rc; |
|
|
|
p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UPDATE_TUNN_PARAM, |
|
sizeof(*p_req)); |
|
|
|
if (p_src->b_update_rx_cls && p_src->b_update_tx_cls) |
|
p_req->update_tun_cls = 1; |
|
|
|
qed_vf_prep_tunn_req_tlv(p_req, &p_src->vxlan, QED_MODE_VXLAN_TUNN, |
|
&p_req->vxlan_clss, &p_src->vxlan_port, |
|
&p_req->update_vxlan_port, |
|
&p_req->vxlan_port); |
|
qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_geneve, |
|
QED_MODE_L2GENEVE_TUNN, |
|
&p_req->l2geneve_clss, &p_src->geneve_port, |
|
&p_req->update_geneve_port, |
|
&p_req->geneve_port); |
|
__qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_geneve, |
|
QED_MODE_IPGENEVE_TUNN, |
|
&p_req->ipgeneve_clss); |
|
__qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_gre, |
|
QED_MODE_L2GRE_TUNN, &p_req->l2gre_clss); |
|
__qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_gre, |
|
QED_MODE_IPGRE_TUNN, &p_req->ipgre_clss); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, |
|
sizeof(struct channel_list_end_tlv)); |
|
|
|
p_resp = &p_iov->pf2vf_reply->tunn_param_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp)); |
|
|
|
if (rc) |
|
goto exit; |
|
|
|
if (p_resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"Failed to update tunnel parameters\n"); |
|
rc = -EINVAL; |
|
} |
|
|
|
qed_vf_update_tunn_param(p_hwfn, p_tun, p_resp); |
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
return rc; |
|
} |
|
|
|
int |
|
qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, |
|
struct qed_queue_cid *p_cid, |
|
u16 bd_max_bytes, |
|
dma_addr_t bd_chain_phys_addr, |
|
dma_addr_t cqe_pbl_addr, |
|
u16 cqe_pbl_size, void __iomem **pp_prod) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_start_queue_resp_tlv *resp; |
|
struct vfpf_start_rxq_tlv *req; |
|
u8 rx_qid = p_cid->rel.queue_id; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_RXQ, sizeof(*req)); |
|
|
|
req->rx_qid = rx_qid; |
|
req->cqe_pbl_addr = cqe_pbl_addr; |
|
req->cqe_pbl_size = cqe_pbl_size; |
|
req->rxq_addr = bd_chain_phys_addr; |
|
req->hw_sb = p_cid->sb_igu_id; |
|
req->sb_index = p_cid->sb_idx; |
|
req->bd_max_bytes = bd_max_bytes; |
|
req->stat_id = -1; |
|
|
|
/* If PF is legacy, we'll need to calculate producers ourselves |
|
* as well as clean them. |
|
*/ |
|
if (p_iov->b_pre_fp_hsi) { |
|
u8 hw_qid = p_iov->acquire_resp.resc.hw_qid[rx_qid]; |
|
u32 init_prod_val = 0; |
|
|
|
*pp_prod = (u8 __iomem *) |
|
p_hwfn->regview + |
|
MSTORM_QZONE_START(p_hwfn->cdev) + |
|
hw_qid * MSTORM_QZONE_SIZE; |
|
|
|
/* Init the rcq, rx bd and rx sge (if valid) producers to 0 */ |
|
__internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32), |
|
(u32 *)(&init_prod_val)); |
|
} |
|
|
|
qed_vf_pf_add_qid(p_hwfn, p_cid); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->queue_start; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
/* Learn the address of the producer from the response */ |
|
if (!p_iov->b_pre_fp_hsi) { |
|
u32 init_prod_val = 0; |
|
|
|
*pp_prod = (u8 __iomem *)p_hwfn->regview + resp->offset; |
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"Rxq[0x%02x]: producer at %p [offset 0x%08x]\n", |
|
rx_qid, *pp_prod, resp->offset); |
|
|
|
/* Init the rcq, rx bd and rx sge (if valid) producers to 0 */ |
|
__internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32), |
|
(u32 *)&init_prod_val); |
|
} |
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, |
|
struct qed_queue_cid *p_cid, bool cqe_completion) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct vfpf_stop_rxqs_tlv *req; |
|
struct pfvf_def_resp_tlv *resp; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_RXQS, sizeof(*req)); |
|
|
|
req->rx_qid = p_cid->rel.queue_id; |
|
req->num_rxqs = 1; |
|
req->cqe_completion = cqe_completion; |
|
|
|
qed_vf_pf_add_qid(p_hwfn, p_cid); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->default_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int |
|
qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, |
|
struct qed_queue_cid *p_cid, |
|
dma_addr_t pbl_addr, |
|
u16 pbl_size, void __iomem **pp_doorbell) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_start_queue_resp_tlv *resp; |
|
struct vfpf_start_txq_tlv *req; |
|
u16 qid = p_cid->rel.queue_id; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_TXQ, sizeof(*req)); |
|
|
|
req->tx_qid = qid; |
|
|
|
/* Tx */ |
|
req->pbl_addr = pbl_addr; |
|
req->pbl_size = pbl_size; |
|
req->hw_sb = p_cid->sb_igu_id; |
|
req->sb_index = p_cid->sb_idx; |
|
|
|
qed_vf_pf_add_qid(p_hwfn, p_cid); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->queue_start; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
/* Modern PFs provide the actual offsets, while legacy |
|
* provided only the queue id. |
|
*/ |
|
if (!p_iov->b_pre_fp_hsi) { |
|
*pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + resp->offset; |
|
} else { |
|
u8 cid = p_iov->acquire_resp.resc.cid[qid]; |
|
|
|
*pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + |
|
qed_db_addr_vf(cid, |
|
DQ_DEMS_LEGACY); |
|
} |
|
|
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"Txq[0x%02x.%02x]: doorbell at %p [offset 0x%08x]\n", |
|
qid, p_cid->qid_usage_idx, *pp_doorbell, resp->offset); |
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct vfpf_stop_txqs_tlv *req; |
|
struct pfvf_def_resp_tlv *resp; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_TXQS, sizeof(*req)); |
|
|
|
req->tx_qid = p_cid->rel.queue_id; |
|
req->num_txqs = 1; |
|
|
|
qed_vf_pf_add_qid(p_hwfn, p_cid); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->default_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, |
|
u8 vport_id, |
|
u16 mtu, |
|
u8 inner_vlan_removal, |
|
enum qed_tpa_mode tpa_mode, |
|
u8 max_buffers_per_cqe, u8 only_untagged) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct vfpf_vport_start_tlv *req; |
|
struct pfvf_def_resp_tlv *resp; |
|
int rc, i; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_START, sizeof(*req)); |
|
|
|
req->mtu = mtu; |
|
req->vport_id = vport_id; |
|
req->inner_vlan_removal = inner_vlan_removal; |
|
req->tpa_mode = tpa_mode; |
|
req->max_buffers_per_cqe = max_buffers_per_cqe; |
|
req->only_untagged = only_untagged; |
|
|
|
/* status blocks */ |
|
for (i = 0; i < p_hwfn->vf_iov_info->acquire_resp.resc.num_sbs; i++) { |
|
struct qed_sb_info *p_sb = p_hwfn->vf_iov_info->sbs_info[i]; |
|
|
|
if (p_sb) |
|
req->sb_addr[i] = p_sb->sb_phys; |
|
} |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->default_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_TEARDOWN, |
|
sizeof(struct vfpf_first_tlv)); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
static bool |
|
qed_vf_handle_vp_update_is_needed(struct qed_hwfn *p_hwfn, |
|
struct qed_sp_vport_update_params *p_data, |
|
u16 tlv) |
|
{ |
|
switch (tlv) { |
|
case CHANNEL_TLV_VPORT_UPDATE_ACTIVATE: |
|
return !!(p_data->update_vport_active_rx_flg || |
|
p_data->update_vport_active_tx_flg); |
|
case CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH: |
|
return !!p_data->update_tx_switching_flg; |
|
case CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP: |
|
return !!p_data->update_inner_vlan_removal_flg; |
|
case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN: |
|
return !!p_data->update_accept_any_vlan_flg; |
|
case CHANNEL_TLV_VPORT_UPDATE_MCAST: |
|
return !!p_data->update_approx_mcast_flg; |
|
case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM: |
|
return !!(p_data->accept_flags.update_rx_mode_config || |
|
p_data->accept_flags.update_tx_mode_config); |
|
case CHANNEL_TLV_VPORT_UPDATE_RSS: |
|
return !!p_data->rss_params; |
|
case CHANNEL_TLV_VPORT_UPDATE_SGE_TPA: |
|
return !!p_data->sge_tpa_params; |
|
default: |
|
DP_INFO(p_hwfn, "Unexpected vport-update TLV[%d]\n", |
|
tlv); |
|
return false; |
|
} |
|
} |
|
|
|
static void |
|
qed_vf_handle_vp_update_tlvs_resp(struct qed_hwfn *p_hwfn, |
|
struct qed_sp_vport_update_params *p_data) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_def_resp_tlv *p_resp; |
|
u16 tlv; |
|
|
|
for (tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE; |
|
tlv < CHANNEL_TLV_VPORT_UPDATE_MAX; tlv++) { |
|
if (!qed_vf_handle_vp_update_is_needed(p_hwfn, p_data, tlv)) |
|
continue; |
|
|
|
p_resp = (struct pfvf_def_resp_tlv *) |
|
qed_iov_search_list_tlvs(p_hwfn, p_iov->pf2vf_reply, |
|
tlv); |
|
if (p_resp && p_resp->hdr.status) |
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"TLV[%d] Configuration %s\n", |
|
tlv, |
|
(p_resp && p_resp->hdr.status) ? "succeeded" |
|
: "failed"); |
|
} |
|
} |
|
|
|
int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, |
|
struct qed_sp_vport_update_params *p_params) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct vfpf_vport_update_tlv *req; |
|
struct pfvf_def_resp_tlv *resp; |
|
u8 update_rx, update_tx; |
|
u32 resp_size = 0; |
|
u16 size, tlv; |
|
int rc; |
|
|
|
resp = &p_iov->pf2vf_reply->default_resp; |
|
resp_size = sizeof(*resp); |
|
|
|
update_rx = p_params->update_vport_active_rx_flg; |
|
update_tx = p_params->update_vport_active_tx_flg; |
|
|
|
/* clear mailbox and prep header tlv */ |
|
qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_UPDATE, sizeof(*req)); |
|
|
|
/* Prepare extended tlvs */ |
|
if (update_rx || update_tx) { |
|
struct vfpf_vport_update_activate_tlv *p_act_tlv; |
|
|
|
size = sizeof(struct vfpf_vport_update_activate_tlv); |
|
p_act_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_VPORT_UPDATE_ACTIVATE, |
|
size); |
|
resp_size += sizeof(struct pfvf_def_resp_tlv); |
|
|
|
if (update_rx) { |
|
p_act_tlv->update_rx = update_rx; |
|
p_act_tlv->active_rx = p_params->vport_active_rx_flg; |
|
} |
|
|
|
if (update_tx) { |
|
p_act_tlv->update_tx = update_tx; |
|
p_act_tlv->active_tx = p_params->vport_active_tx_flg; |
|
} |
|
} |
|
|
|
if (p_params->update_tx_switching_flg) { |
|
struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv; |
|
|
|
size = sizeof(struct vfpf_vport_update_tx_switch_tlv); |
|
tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH; |
|
p_tx_switch_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, |
|
tlv, size); |
|
resp_size += sizeof(struct pfvf_def_resp_tlv); |
|
|
|
p_tx_switch_tlv->tx_switching = p_params->tx_switching_flg; |
|
} |
|
|
|
if (p_params->update_approx_mcast_flg) { |
|
struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv; |
|
|
|
size = sizeof(struct vfpf_vport_update_mcast_bin_tlv); |
|
p_mcast_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_VPORT_UPDATE_MCAST, size); |
|
resp_size += sizeof(struct pfvf_def_resp_tlv); |
|
|
|
memcpy(p_mcast_tlv->bins, p_params->bins, |
|
sizeof(u32) * ETH_MULTICAST_MAC_BINS_IN_REGS); |
|
} |
|
|
|
update_rx = p_params->accept_flags.update_rx_mode_config; |
|
update_tx = p_params->accept_flags.update_tx_mode_config; |
|
|
|
if (update_rx || update_tx) { |
|
struct vfpf_vport_update_accept_param_tlv *p_accept_tlv; |
|
|
|
tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM; |
|
size = sizeof(struct vfpf_vport_update_accept_param_tlv); |
|
p_accept_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size); |
|
resp_size += sizeof(struct pfvf_def_resp_tlv); |
|
|
|
if (update_rx) { |
|
p_accept_tlv->update_rx_mode = update_rx; |
|
p_accept_tlv->rx_accept_filter = |
|
p_params->accept_flags.rx_accept_filter; |
|
} |
|
|
|
if (update_tx) { |
|
p_accept_tlv->update_tx_mode = update_tx; |
|
p_accept_tlv->tx_accept_filter = |
|
p_params->accept_flags.tx_accept_filter; |
|
} |
|
} |
|
|
|
if (p_params->rss_params) { |
|
struct qed_rss_params *rss_params = p_params->rss_params; |
|
struct vfpf_vport_update_rss_tlv *p_rss_tlv; |
|
int i, table_size; |
|
|
|
size = sizeof(struct vfpf_vport_update_rss_tlv); |
|
p_rss_tlv = qed_add_tlv(p_hwfn, |
|
&p_iov->offset, |
|
CHANNEL_TLV_VPORT_UPDATE_RSS, size); |
|
resp_size += sizeof(struct pfvf_def_resp_tlv); |
|
|
|
if (rss_params->update_rss_config) |
|
p_rss_tlv->update_rss_flags |= |
|
VFPF_UPDATE_RSS_CONFIG_FLAG; |
|
if (rss_params->update_rss_capabilities) |
|
p_rss_tlv->update_rss_flags |= |
|
VFPF_UPDATE_RSS_CAPS_FLAG; |
|
if (rss_params->update_rss_ind_table) |
|
p_rss_tlv->update_rss_flags |= |
|
VFPF_UPDATE_RSS_IND_TABLE_FLAG; |
|
if (rss_params->update_rss_key) |
|
p_rss_tlv->update_rss_flags |= VFPF_UPDATE_RSS_KEY_FLAG; |
|
|
|
p_rss_tlv->rss_enable = rss_params->rss_enable; |
|
p_rss_tlv->rss_caps = rss_params->rss_caps; |
|
p_rss_tlv->rss_table_size_log = rss_params->rss_table_size_log; |
|
|
|
table_size = min_t(int, T_ETH_INDIRECTION_TABLE_SIZE, |
|
1 << p_rss_tlv->rss_table_size_log); |
|
for (i = 0; i < table_size; i++) { |
|
struct qed_queue_cid *p_queue; |
|
|
|
p_queue = rss_params->rss_ind_table[i]; |
|
p_rss_tlv->rss_ind_table[i] = p_queue->rel.queue_id; |
|
} |
|
memcpy(p_rss_tlv->rss_key, rss_params->rss_key, |
|
sizeof(rss_params->rss_key)); |
|
} |
|
|
|
if (p_params->update_accept_any_vlan_flg) { |
|
struct vfpf_vport_update_accept_any_vlan_tlv *p_any_vlan_tlv; |
|
|
|
size = sizeof(struct vfpf_vport_update_accept_any_vlan_tlv); |
|
tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN; |
|
p_any_vlan_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size); |
|
|
|
resp_size += sizeof(struct pfvf_def_resp_tlv); |
|
p_any_vlan_tlv->accept_any_vlan = p_params->accept_any_vlan; |
|
p_any_vlan_tlv->update_accept_any_vlan_flg = |
|
p_params->update_accept_any_vlan_flg; |
|
} |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, resp_size); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
qed_vf_handle_vp_update_tlvs_resp(p_hwfn, p_params); |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int qed_vf_pf_reset(struct qed_hwfn *p_hwfn) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_def_resp_tlv *resp; |
|
struct vfpf_first_tlv *req; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_CLOSE, sizeof(*req)); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->default_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EAGAIN; |
|
goto exit; |
|
} |
|
|
|
p_hwfn->b_int_enabled = 0; |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, |
|
struct qed_filter_mcast *p_filter_cmd) |
|
{ |
|
struct qed_sp_vport_update_params sp_params; |
|
int i; |
|
|
|
memset(&sp_params, 0, sizeof(sp_params)); |
|
sp_params.update_approx_mcast_flg = 1; |
|
|
|
if (p_filter_cmd->opcode == QED_FILTER_ADD) { |
|
for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) { |
|
u32 bit; |
|
|
|
bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]); |
|
sp_params.bins[bit / 32] |= 1 << (bit % 32); |
|
} |
|
} |
|
|
|
qed_vf_pf_vport_update(p_hwfn, &sp_params); |
|
} |
|
|
|
int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, |
|
struct qed_filter_ucast *p_ucast) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct vfpf_ucast_filter_tlv *req; |
|
struct pfvf_def_resp_tlv *resp; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UCAST_FILTER, sizeof(*req)); |
|
req->opcode = (u8) p_ucast->opcode; |
|
req->type = (u8) p_ucast->type; |
|
memcpy(req->mac, p_ucast->mac, ETH_ALEN); |
|
req->vlan = p_ucast->vlan; |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->default_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EAGAIN; |
|
goto exit; |
|
} |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp; |
|
int rc; |
|
|
|
/* clear mailbox and prep first tlv */ |
|
qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_INT_CLEANUP, |
|
sizeof(struct vfpf_first_tlv)); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, |
|
CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); |
|
|
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
|
rc = -EINVAL; |
|
goto exit; |
|
} |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int qed_vf_pf_get_coalesce(struct qed_hwfn *p_hwfn, |
|
u16 *p_coal, struct qed_queue_cid *p_cid) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct pfvf_read_coal_resp_tlv *resp; |
|
struct vfpf_read_coal_req_tlv *req; |
|
int rc; |
|
|
|
/* clear mailbox and prep header tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_READ, sizeof(*req)); |
|
req->qid = p_cid->rel.queue_id; |
|
req->is_rx = p_cid->b_is_rx ? 1 : 0; |
|
|
|
qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END, |
|
sizeof(struct channel_list_end_tlv)); |
|
resp = &p_iov->pf2vf_reply->read_coal_resp; |
|
|
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) |
|
goto exit; |
|
|
|
*p_coal = resp->coal; |
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
|
|
return rc; |
|
} |
|
|
|
int |
|
qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn, |
|
u8 *p_mac) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct vfpf_bulletin_update_mac_tlv *p_req; |
|
struct pfvf_def_resp_tlv *p_resp; |
|
int rc; |
|
|
|
if (!p_mac) |
|
return -EINVAL; |
|
|
|
/* clear mailbox and prep header tlv */ |
|
p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_BULLETIN_UPDATE_MAC, |
|
sizeof(*p_req)); |
|
ether_addr_copy(p_req->mac, p_mac); |
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"Requesting bulletin update for MAC[%pM]\n", p_mac); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END, |
|
sizeof(struct channel_list_end_tlv)); |
|
|
|
p_resp = &p_iov->pf2vf_reply->default_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp)); |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
return rc; |
|
} |
|
|
|
int |
|
qed_vf_pf_set_coalesce(struct qed_hwfn *p_hwfn, |
|
u16 rx_coal, u16 tx_coal, struct qed_queue_cid *p_cid) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct vfpf_update_coalesce *req; |
|
struct pfvf_def_resp_tlv *resp; |
|
int rc; |
|
|
|
/* clear mailbox and prep header tlv */ |
|
req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_UPDATE, sizeof(*req)); |
|
|
|
req->rx_coal = rx_coal; |
|
req->tx_coal = tx_coal; |
|
req->qid = p_cid->rel.queue_id; |
|
|
|
DP_VERBOSE(p_hwfn, |
|
QED_MSG_IOV, |
|
"Setting coalesce rx_coal = %d, tx_coal = %d at queue = %d\n", |
|
rx_coal, tx_coal, req->qid); |
|
|
|
/* add list termination tlv */ |
|
qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END, |
|
sizeof(struct channel_list_end_tlv)); |
|
|
|
resp = &p_iov->pf2vf_reply->default_resp; |
|
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
|
if (rc) |
|
goto exit; |
|
|
|
if (resp->hdr.status != PFVF_STATUS_SUCCESS) |
|
goto exit; |
|
|
|
if (rx_coal) |
|
p_hwfn->cdev->rx_coalesce_usecs = rx_coal; |
|
|
|
if (tx_coal) |
|
p_hwfn->cdev->tx_coalesce_usecs = tx_coal; |
|
|
|
exit: |
|
qed_vf_pf_req_end(p_hwfn, rc); |
|
return rc; |
|
} |
|
|
|
u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
|
|
if (!p_iov) { |
|
DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n"); |
|
return 0; |
|
} |
|
|
|
return p_iov->acquire_resp.resc.hw_sbs[sb_id].hw_sb_id; |
|
} |
|
|
|
void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn, |
|
u16 sb_id, struct qed_sb_info *p_sb) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
|
|
if (!p_iov) { |
|
DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n"); |
|
return; |
|
} |
|
|
|
if (sb_id >= PFVF_MAX_SBS_PER_VF) { |
|
DP_NOTICE(p_hwfn, "Can't configure SB %04x\n", sb_id); |
|
return; |
|
} |
|
|
|
p_iov->sbs_info[sb_id] = p_sb; |
|
} |
|
|
|
int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change) |
|
{ |
|
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; |
|
struct qed_bulletin_content shadow; |
|
u32 crc, crc_size; |
|
|
|
crc_size = sizeof(p_iov->bulletin.p_virt->crc); |
|
*p_change = 0; |
|
|
|
/* Need to guarantee PF is not in the middle of writing it */ |
|
memcpy(&shadow, p_iov->bulletin.p_virt, p_iov->bulletin.size); |
|
|
|
/* If version did not update, no need to do anything */ |
|
if (shadow.version == p_iov->bulletin_shadow.version) |
|
return 0; |
|
|
|
/* Verify the bulletin we see is valid */ |
|
crc = crc32(0, (u8 *)&shadow + crc_size, |
|
p_iov->bulletin.size - crc_size); |
|
if (crc != shadow.crc) |
|
return -EAGAIN; |
|
|
|
/* Set the shadow bulletin and process it */ |
|
memcpy(&p_iov->bulletin_shadow, &shadow, p_iov->bulletin.size); |
|
|
|
DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
|
"Read a bulletin update %08x\n", shadow.version); |
|
|
|
*p_change = 1; |
|
|
|
return 0; |
|
} |
|
|
|
void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, |
|
struct qed_mcp_link_params *p_params, |
|
struct qed_bulletin_content *p_bulletin) |
|
{ |
|
memset(p_params, 0, sizeof(*p_params)); |
|
|
|
p_params->speed.autoneg = p_bulletin->req_autoneg; |
|
p_params->speed.advertised_speeds = p_bulletin->req_adv_speed; |
|
p_params->speed.forced_speed = p_bulletin->req_forced_speed; |
|
p_params->pause.autoneg = p_bulletin->req_autoneg_pause; |
|
p_params->pause.forced_rx = p_bulletin->req_forced_rx; |
|
p_params->pause.forced_tx = p_bulletin->req_forced_tx; |
|
p_params->loopback_mode = p_bulletin->req_loopback; |
|
} |
|
|
|
void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, |
|
struct qed_mcp_link_params *params) |
|
{ |
|
__qed_vf_get_link_params(p_hwfn, params, |
|
&(p_hwfn->vf_iov_info->bulletin_shadow)); |
|
} |
|
|
|
void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, |
|
struct qed_mcp_link_state *p_link, |
|
struct qed_bulletin_content *p_bulletin) |
|
{ |
|
memset(p_link, 0, sizeof(*p_link)); |
|
|
|
p_link->link_up = p_bulletin->link_up; |
|
p_link->speed = p_bulletin->speed; |
|
p_link->full_duplex = p_bulletin->full_duplex; |
|
p_link->an = p_bulletin->autoneg; |
|
p_link->an_complete = p_bulletin->autoneg_complete; |
|
p_link->parallel_detection = p_bulletin->parallel_detection; |
|
p_link->pfc_enabled = p_bulletin->pfc_enabled; |
|
p_link->partner_adv_speed = p_bulletin->partner_adv_speed; |
|
p_link->partner_tx_flow_ctrl_en = p_bulletin->partner_tx_flow_ctrl_en; |
|
p_link->partner_rx_flow_ctrl_en = p_bulletin->partner_rx_flow_ctrl_en; |
|
p_link->partner_adv_pause = p_bulletin->partner_adv_pause; |
|
p_link->sfp_tx_fault = p_bulletin->sfp_tx_fault; |
|
} |
|
|
|
void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, |
|
struct qed_mcp_link_state *link) |
|
{ |
|
__qed_vf_get_link_state(p_hwfn, link, |
|
&(p_hwfn->vf_iov_info->bulletin_shadow)); |
|
} |
|
|
|
void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, |
|
struct qed_mcp_link_capabilities *p_link_caps, |
|
struct qed_bulletin_content *p_bulletin) |
|
{ |
|
memset(p_link_caps, 0, sizeof(*p_link_caps)); |
|
p_link_caps->speed_capabilities = p_bulletin->capability_speed; |
|
} |
|
|
|
void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, |
|
struct qed_mcp_link_capabilities *p_link_caps) |
|
{ |
|
__qed_vf_get_link_caps(p_hwfn, p_link_caps, |
|
&(p_hwfn->vf_iov_info->bulletin_shadow)); |
|
} |
|
|
|
void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs) |
|
{ |
|
*num_rxqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_rxqs; |
|
} |
|
|
|
void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs) |
|
{ |
|
*num_txqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_txqs; |
|
} |
|
|
|
void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids) |
|
{ |
|
*num_cids = p_hwfn->vf_iov_info->acquire_resp.resc.num_cids; |
|
} |
|
|
|
void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac) |
|
{ |
|
memcpy(port_mac, |
|
p_hwfn->vf_iov_info->acquire_resp.pfdev_info.port_mac, ETH_ALEN); |
|
} |
|
|
|
void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, u8 *num_vlan_filters) |
|
{ |
|
struct qed_vf_iov *p_vf; |
|
|
|
p_vf = p_hwfn->vf_iov_info; |
|
*num_vlan_filters = p_vf->acquire_resp.resc.num_vlan_filters; |
|
} |
|
|
|
void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, u8 *num_mac_filters) |
|
{ |
|
struct qed_vf_iov *p_vf = p_hwfn->vf_iov_info; |
|
|
|
*num_mac_filters = p_vf->acquire_resp.resc.num_mac_filters; |
|
} |
|
|
|
bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac) |
|
{ |
|
struct qed_bulletin_content *bulletin; |
|
|
|
bulletin = &p_hwfn->vf_iov_info->bulletin_shadow; |
|
if (!(bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED))) |
|
return true; |
|
|
|
/* Forbid VF from changing a MAC enforced by PF */ |
|
if (ether_addr_equal(bulletin->mac, mac)) |
|
return false; |
|
|
|
return false; |
|
} |
|
|
|
static bool qed_vf_bulletin_get_forced_mac(struct qed_hwfn *hwfn, |
|
u8 *dst_mac, u8 *p_is_forced) |
|
{ |
|
struct qed_bulletin_content *bulletin; |
|
|
|
bulletin = &hwfn->vf_iov_info->bulletin_shadow; |
|
|
|
if (bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) { |
|
if (p_is_forced) |
|
*p_is_forced = 1; |
|
} else if (bulletin->valid_bitmap & (1 << VFPF_BULLETIN_MAC_ADDR)) { |
|
if (p_is_forced) |
|
*p_is_forced = 0; |
|
} else { |
|
return false; |
|
} |
|
|
|
ether_addr_copy(dst_mac, bulletin->mac); |
|
|
|
return true; |
|
} |
|
|
|
static void |
|
qed_vf_bulletin_get_udp_ports(struct qed_hwfn *p_hwfn, |
|
u16 *p_vxlan_port, u16 *p_geneve_port) |
|
{ |
|
struct qed_bulletin_content *p_bulletin; |
|
|
|
p_bulletin = &p_hwfn->vf_iov_info->bulletin_shadow; |
|
|
|
*p_vxlan_port = p_bulletin->vxlan_udp_port; |
|
*p_geneve_port = p_bulletin->geneve_udp_port; |
|
} |
|
|
|
void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, |
|
u16 *fw_major, u16 *fw_minor, |
|
u16 *fw_rev, u16 *fw_eng) |
|
{ |
|
struct pf_vf_pfdev_info *info; |
|
|
|
info = &p_hwfn->vf_iov_info->acquire_resp.pfdev_info; |
|
|
|
*fw_major = info->fw_major; |
|
*fw_minor = info->fw_minor; |
|
*fw_rev = info->fw_rev; |
|
*fw_eng = info->fw_eng; |
|
} |
|
|
|
static void qed_handle_bulletin_change(struct qed_hwfn *hwfn) |
|
{ |
|
struct qed_eth_cb_ops *ops = hwfn->cdev->protocol_ops.eth; |
|
u8 mac[ETH_ALEN], is_mac_exist, is_mac_forced; |
|
void *cookie = hwfn->cdev->ops_cookie; |
|
u16 vxlan_port, geneve_port; |
|
|
|
qed_vf_bulletin_get_udp_ports(hwfn, &vxlan_port, &geneve_port); |
|
is_mac_exist = qed_vf_bulletin_get_forced_mac(hwfn, mac, |
|
&is_mac_forced); |
|
if (is_mac_exist && cookie) |
|
ops->force_mac(cookie, mac, !!is_mac_forced); |
|
|
|
ops->ports_update(cookie, vxlan_port, geneve_port); |
|
|
|
/* Always update link configuration according to bulletin */ |
|
qed_link_update(hwfn, NULL); |
|
} |
|
|
|
void qed_iov_vf_task(struct work_struct *work) |
|
{ |
|
struct qed_hwfn *hwfn = container_of(work, struct qed_hwfn, |
|
iov_task.work); |
|
u8 change = 0; |
|
|
|
if (test_and_clear_bit(QED_IOV_WQ_STOP_WQ_FLAG, &hwfn->iov_task_flags)) |
|
return; |
|
|
|
/* Handle bulletin board changes */ |
|
qed_vf_read_bulletin(hwfn, &change); |
|
if (test_and_clear_bit(QED_IOV_WQ_VF_FORCE_LINK_QUERY_FLAG, |
|
&hwfn->iov_task_flags)) |
|
change = 1; |
|
if (change) |
|
qed_handle_bulletin_change(hwfn); |
|
|
|
/* As VF is polling bulletin board, need to constantly re-schedule */ |
|
queue_delayed_work(hwfn->iov_wq, &hwfn->iov_task, HZ); |
|
}
|
|
|