net/sfc/base: make max number of TxQ bufs EF10-specific

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@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>

diff --git a/drivers/net/sfc/base/ef10_impl.h b/drivers/net/sfc/base/ef10_impl.h
index 44f7f63..12747f4 100644 (file)
--- 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 5f3df42..aacf431 100644 (file)
--- 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 71500d6..d8914aa 100644 (file)
--- 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