From: Igor Romanov <igor.romanov@oktetlabs.ru>
Functions efx_*q_nbufs return the number of a queue buffers by dividing
the queue size by page size. If minimum size of a queue is smaller than
one page, we still need the page and number of buffers should not be 0.
Signed-off-by: Igor Romanov <igor.romanov@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
drivers/net/sfc/base/efx_ev.c | 2 +-
drivers/net/sfc/base/efx_rx.c | 2 +-
drivers/net/sfc/base/efx_tx.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
@@ -188,7 +188,7 @@ efx_evq_nbufs(
__in const efx_nic_t *enp,
__in unsigned int ndescs)
{
- return (efx_evq_size(enp, ndescs) / EFX_BUF_SIZE);
+ return (EFX_DIV_ROUND_UP(efx_evq_size(enp, ndescs), EFX_BUF_SIZE));
}
void
@@ -781,7 +781,7 @@ efx_rxq_nbufs(
__in const efx_nic_t *enp,
__in unsigned int ndescs)
{
- return (efx_rxq_size(enp, ndescs) / EFX_BUF_SIZE);
+ return (EFX_DIV_ROUND_UP(efx_rxq_size(enp, ndescs), EFX_BUF_SIZE));
}
void
@@ -312,7 +312,7 @@ efx_txq_nbufs(
__in const efx_nic_t *enp,
__in unsigned int ndescs)
{
- return (efx_txq_size(enp, ndescs) / EFX_BUF_SIZE);
+ return (EFX_DIV_ROUND_UP(efx_txq_size(enp, ndescs), EFX_BUF_SIZE));
}
__checkReturn efx_rc_t