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path: root/drivers/net/sfc/sfc_tx.c
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Diffstat (limited to 'drivers/net/sfc/sfc_tx.c')
-rw-r--r--drivers/net/sfc/sfc_tx.c67
1 files changed, 10 insertions, 57 deletions
diff --git a/drivers/net/sfc/sfc_tx.c b/drivers/net/sfc/sfc_tx.c
index 1cd08d8..579bfab 100644
--- a/drivers/net/sfc/sfc_tx.c
+++ b/drivers/net/sfc/sfc_tx.c
@@ -73,48 +73,10 @@ sfc_tx_get_queue_offload_caps(struct sfc_adapter *sa)
return caps;
}
-static void
-sfc_tx_log_offloads(struct sfc_adapter *sa, const char *offload_group,
- const char *verdict, uint64_t offloads)
-{
- unsigned long long bit;
-
- while ((bit = __builtin_ffsll(offloads)) != 0) {
- uint64_t flag = (1ULL << --bit);
-
- sfc_err(sa, "Tx %s offload %s %s", offload_group,
- rte_eth_dev_tx_offload_name(flag), verdict);
-
- offloads &= ~flag;
- }
-}
-
-static int
-sfc_tx_queue_offload_mismatch(struct sfc_adapter *sa, uint64_t requested)
-{
- uint64_t mandatory = sa->eth_dev->data->dev_conf.txmode.offloads;
- uint64_t supported = sfc_tx_get_dev_offload_caps(sa) |
- sfc_tx_get_queue_offload_caps(sa);
- uint64_t rejected = requested & ~supported;
- uint64_t missing = (requested & mandatory) ^ mandatory;
- boolean_t mismatch = B_FALSE;
-
- if (rejected) {
- sfc_tx_log_offloads(sa, "queue", "is unsupported", rejected);
- mismatch = B_TRUE;
- }
-
- if (missing) {
- sfc_tx_log_offloads(sa, "queue", "must be set", missing);
- mismatch = B_TRUE;
- }
-
- return mismatch;
-}
-
static int
sfc_tx_qcheck_conf(struct sfc_adapter *sa, unsigned int txq_max_fill_level,
- const struct rte_eth_txconf *tx_conf)
+ const struct rte_eth_txconf *tx_conf,
+ uint64_t offloads)
{
int rc = 0;
@@ -138,15 +100,12 @@ sfc_tx_qcheck_conf(struct sfc_adapter *sa, unsigned int txq_max_fill_level,
}
/* We either perform both TCP and UDP offload, or no offload at all */
- if (((tx_conf->offloads & DEV_TX_OFFLOAD_TCP_CKSUM) == 0) !=
- ((tx_conf->offloads & DEV_TX_OFFLOAD_UDP_CKSUM) == 0)) {
+ if (((offloads & DEV_TX_OFFLOAD_TCP_CKSUM) == 0) !=
+ ((offloads & DEV_TX_OFFLOAD_UDP_CKSUM) == 0)) {
sfc_err(sa, "TCP and UDP offloads can't be set independently");
rc = EINVAL;
}
- if (sfc_tx_queue_offload_mismatch(sa, tx_conf->offloads))
- rc = EINVAL;
-
return rc;
}
@@ -171,6 +130,7 @@ sfc_tx_qinit(struct sfc_adapter *sa, unsigned int sw_index,
struct sfc_txq *txq;
int rc = 0;
struct sfc_dp_tx_qcreate_info info;
+ uint64_t offloads;
sfc_log_init(sa, "TxQ = %u", sw_index);
@@ -183,7 +143,9 @@ sfc_tx_qinit(struct sfc_adapter *sa, unsigned int sw_index,
SFC_ASSERT(txq_entries >= nb_tx_desc);
SFC_ASSERT(txq_max_fill_level <= nb_tx_desc);
- rc = sfc_tx_qcheck_conf(sa, txq_max_fill_level, tx_conf);
+ offloads = tx_conf->offloads |
+ sa->eth_dev->data->dev_conf.txmode.offloads;
+ rc = sfc_tx_qcheck_conf(sa, txq_max_fill_level, tx_conf, offloads);
if (rc != 0)
goto fail_bad_conf;
@@ -210,7 +172,7 @@ sfc_tx_qinit(struct sfc_adapter *sa, unsigned int sw_index,
(tx_conf->tx_free_thresh) ? tx_conf->tx_free_thresh :
SFC_TX_DEFAULT_FREE_THRESH;
txq->flags = tx_conf->txq_flags;
- txq->offloads = tx_conf->offloads;
+ txq->offloads = offloads;
rc = sfc_dma_alloc(sa, "txq", sw_index, EFX_TXQ_SIZE(txq_info->entries),
socket_id, &txq->mem);
@@ -221,7 +183,7 @@ sfc_tx_qinit(struct sfc_adapter *sa, unsigned int sw_index,
info.max_fill_level = txq_max_fill_level;
info.free_thresh = txq->free_thresh;
info.flags = tx_conf->txq_flags;
- info.offloads = tx_conf->offloads;
+ info.offloads = offloads;
info.txq_entries = txq_info->entries;
info.dma_desc_size_max = encp->enc_tx_dma_desc_size_max;
info.txq_hw_ring = txq->mem.esm_base;
@@ -304,9 +266,6 @@ sfc_tx_qinit_info(struct sfc_adapter *sa, unsigned int sw_index)
static int
sfc_tx_check_mode(struct sfc_adapter *sa, const struct rte_eth_txmode *txmode)
{
- uint64_t offloads_supported = sfc_tx_get_dev_offload_caps(sa) |
- sfc_tx_get_queue_offload_caps(sa);
- uint64_t offloads_rejected = txmode->offloads & ~offloads_supported;
int rc = 0;
switch (txmode->mq_mode) {
@@ -337,12 +296,6 @@ sfc_tx_check_mode(struct sfc_adapter *sa, const struct rte_eth_txmode *txmode)
rc = EINVAL;
}
- if (offloads_rejected) {
- sfc_tx_log_offloads(sa, "device", "is unsupported",
- offloads_rejected);
- rc = EINVAL;
- }
-
return rc;
}