[dpdk-dev] [PATCH 16/38] net/sfc/base: make max number of TxQ bufs EF10-specific
Andrew Rybchenko
arybchenko at solarflare.com
Thu Feb 7 17:29:21 CET 2019
From: Igor Romanov <igor.romanov at oktetlabs.ru>
The define EFX_TXQ_MAX_BUFS is used only by EF10 family implementation.
Since the macro is not used by any drivers, it does not require
exposed libefx interface.
Make the define EF10-specific.
Signed-off-by: Igor Romanov <igor.romanov at oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
drivers/net/sfc/base/ef10_impl.h | 3 +++
drivers/net/sfc/base/ef10_tx.c | 5 +++--
drivers/net/sfc/base/efx.h | 2 --
3 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/net/sfc/base/ef10_impl.h b/drivers/net/sfc/base/ef10_impl.h
index 44f7f635d..12747f43c 100644
--- a/drivers/net/sfc/base/ef10_impl.h
+++ b/drivers/net/sfc/base/ef10_impl.h
@@ -19,6 +19,9 @@ extern "C" {
#define EF10_TXQ_MINNDESCS 512
+/* Maximum independent of EFX_BUG35388_WORKAROUND. */
+#define EF10_TXQ_MAXNBUFS 8
+
/* Number of hardware PIO buffers (for compile-time resource dimensions) */
#define EF10_MAX_PIOBUF_NBUFS (16)
diff --git a/drivers/net/sfc/base/ef10_tx.c b/drivers/net/sfc/base/ef10_tx.c
index 5f3df42b9..aacf4310a 100644
--- a/drivers/net/sfc/base/ef10_tx.c
+++ b/drivers/net/sfc/base/ef10_tx.c
@@ -31,7 +31,8 @@ efx_mcdi_init_txq(
__in efsys_mem_t *esmp)
{
efx_mcdi_req_t req;
- EFX_MCDI_DECLARE_BUF(payload, MC_CMD_INIT_TXQ_IN_LEN(EFX_TXQ_MAX_BUFS),
+ EFX_MCDI_DECLARE_BUF(payload,
+ MC_CMD_INIT_TXQ_IN_LEN(EF10_TXQ_MAXNBUFS),
MC_CMD_INIT_TXQ_OUT_LEN);
efx_qword_t *dma_addr;
uint64_t addr;
@@ -39,7 +40,7 @@ efx_mcdi_init_txq(
int i;
efx_rc_t rc;
- EFSYS_ASSERT(EFX_TXQ_MAX_BUFS >=
+ EFSYS_ASSERT(EF10_TXQ_MAXNBUFS >=
EFX_TXQ_NBUFS(enp->en_nic_cfg.enc_txq_max_ndescs));
if ((esmp == NULL) || (EFSYS_MEM_SIZE(esmp) < EFX_TXQ_SIZE(ndescs))) {
diff --git a/drivers/net/sfc/base/efx.h b/drivers/net/sfc/base/efx.h
index 71500d6b8..d8914aa7c 100644
--- a/drivers/net/sfc/base/efx.h
+++ b/drivers/net/sfc/base/efx.h
@@ -2649,8 +2649,6 @@ efx_tx_fini(
#define EFX_TXQ_NBUFS(_ndescs) (EFX_TXQ_SIZE(_ndescs) / EFX_BUF_SIZE)
#define EFX_TXQ_LIMIT(_ndescs) ((_ndescs) - 16)
-#define EFX_TXQ_MAX_BUFS 8 /* Maximum independent of EFX_BUG35388_WORKAROUND. */
-
#define EFX_TXQ_CKSUM_IPV4 0x0001
#define EFX_TXQ_CKSUM_TCPUDP 0x0002
#define EFX_TXQ_FATSOV2 0x0004
--
2.17.1
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