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path: root/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
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Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c')
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c69
1 files changed, 13 insertions, 56 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
index 77c8f650f7ac..997fedac3a98 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
@@ -7,6 +7,7 @@
#include <linux/interrupt.h>
#include <linux/pci.h>
+#include <net/page_pool/helpers.h>
#include <net/tso.h>
#include <linux/bitfield.h>
@@ -573,20 +574,8 @@ int otx2_alloc_rbuf(struct otx2_nic *pfvf, struct otx2_pool *pool,
int otx2_alloc_buffer(struct otx2_nic *pfvf, struct otx2_cq_queue *cq,
dma_addr_t *dma)
{
- if (unlikely(__otx2_alloc_rbuf(pfvf, cq->rbpool, dma))) {
- struct refill_work *work;
- struct delayed_work *dwork;
-
- work = &pfvf->refill_wrk[cq->cq_idx];
- dwork = &work->pool_refill_work;
- /* Schedule a task if no other task is running */
- if (!cq->refill_task_sched) {
- cq->refill_task_sched = true;
- schedule_delayed_work(dwork,
- msecs_to_jiffies(100));
- }
+ if (unlikely(__otx2_alloc_rbuf(pfvf, cq->rbpool, dma)))
return -ENOMEM;
- }
return 0;
}
@@ -774,6 +763,7 @@ int otx2_txsch_alloc(struct otx2_nic *pfvf)
rsp->schq_list[lvl][schq];
pfvf->hw.txschq_link_cfg_lvl = rsp->link_cfg_lvl;
+ pfvf->hw.txschq_aggr_lvl_rr_prio = rsp->aggr_lvl_rr_prio;
return 0;
}
@@ -804,6 +794,7 @@ void otx2_txschq_free_one(struct otx2_nic *pfvf, u16 lvl, u16 schq)
mutex_unlock(&pfvf->mbox.lock);
}
+EXPORT_SYMBOL(otx2_txschq_free_one);
void otx2_txschq_stop(struct otx2_nic *pfvf)
{
@@ -1079,39 +1070,20 @@ static int otx2_cq_init(struct otx2_nic *pfvf, u16 qidx)
static void otx2_pool_refill_task(struct work_struct *work)
{
struct otx2_cq_queue *cq;
- struct otx2_pool *rbpool;
struct refill_work *wrk;
- int qidx, free_ptrs = 0;
struct otx2_nic *pfvf;
- dma_addr_t bufptr;
+ int qidx;
wrk = container_of(work, struct refill_work, pool_refill_work.work);
pfvf = wrk->pf;
qidx = wrk - pfvf->refill_wrk;
cq = &pfvf->qset.cq[qidx];
- rbpool = cq->rbpool;
- free_ptrs = cq->pool_ptrs;
- while (cq->pool_ptrs) {
- if (otx2_alloc_rbuf(pfvf, rbpool, &bufptr)) {
- /* Schedule a WQ if we fails to free atleast half of the
- * pointers else enable napi for this RQ.
- */
- if (!((free_ptrs - cq->pool_ptrs) > free_ptrs / 2)) {
- struct delayed_work *dwork;
-
- dwork = &wrk->pool_refill_work;
- schedule_delayed_work(dwork,
- msecs_to_jiffies(100));
- } else {
- cq->refill_task_sched = false;
- }
- return;
- }
- pfvf->hw_ops->aura_freeptr(pfvf, qidx, bufptr + OTX2_HEAD_ROOM);
- cq->pool_ptrs--;
- }
cq->refill_task_sched = false;
+
+ local_bh_disable();
+ napi_schedule(wrk->napi);
+ local_bh_enable();
}
int otx2_config_nix_queues(struct otx2_nic *pfvf)
@@ -1432,7 +1404,7 @@ int otx2_pool_init(struct otx2_nic *pfvf, u16 pool_id,
}
pp_params.flags = PP_FLAG_PAGE_FRAG | PP_FLAG_DMA_MAP;
- pp_params.pool_size = numptrs;
+ pp_params.pool_size = min(OTX2_PAGE_POOL_SZ, numptrs);
pp_params.nid = NUMA_NO_NODE;
pp_params.dev = pfvf->dev;
pp_params.dma_dir = DMA_FROM_DEVICE;
@@ -1903,31 +1875,16 @@ int otx2_handle_ntuple_tc_features(struct net_device *netdev, netdev_features_t
}
}
- if ((changed & NETIF_F_HW_TC) && tc) {
- if (!pfvf->flow_cfg->max_flows) {
- netdev_err(netdev,
- "Can't enable TC, MCAM entries not allocated\n");
- return -EINVAL;
- }
- }
-
if ((changed & NETIF_F_HW_TC) && !tc &&
- pfvf->flow_cfg && pfvf->flow_cfg->nr_flows) {
+ otx2_tc_flower_rule_cnt(pfvf)) {
netdev_err(netdev, "Can't disable TC hardware offload while flows are active\n");
return -EBUSY;
}
if ((changed & NETIF_F_NTUPLE) && ntuple &&
- (netdev->features & NETIF_F_HW_TC) && !(changed & NETIF_F_HW_TC)) {
- netdev_err(netdev,
- "Can't enable NTUPLE when TC is active, disable TC and retry\n");
- return -EINVAL;
- }
-
- if ((changed & NETIF_F_HW_TC) && tc &&
- (netdev->features & NETIF_F_NTUPLE) && !(changed & NETIF_F_NTUPLE)) {
+ otx2_tc_flower_rule_cnt(pfvf) && !(changed & NETIF_F_HW_TC)) {
netdev_err(netdev,
- "Can't enable TC when NTUPLE is active, disable NTUPLE and retry\n");
+ "Can't enable NTUPLE when TC flower offload is active, disable TC rules and retry\n");
return -EINVAL;
}