diff options
| -rw-r--r-- | core/dp/htt/htt.c | 30 | ||||
| -rw-r--r-- | core/dp/htt/htt_internal.h | 2 | ||||
| -rw-r--r-- | core/dp/htt/htt_types.h | 1 |
3 files changed, 33 insertions, 0 deletions
diff --git a/core/dp/htt/htt.c b/core/dp/htt/htt.c index 61c5936a893c..9fc162d2baaa 100644 --- a/core/dp/htt/htt.c +++ b/core/dp/htt/htt.c @@ -106,6 +106,34 @@ void htt_htc_pkt_pool_free(struct htt_pdev_t *pdev) } #ifdef ATH_11AC_TXCOMPACT + +void +htt_htc_misc_pkt_list_trim(struct htt_pdev_t *pdev, int level) +{ + struct htt_htc_pkt_union *pkt, *next, *prev = NULL; + int i = 0; + qdf_nbuf_t netbuf; + + HTT_TX_MUTEX_ACQUIRE(&pdev->htt_tx_mutex); + pkt = pdev->htt_htc_pkt_misclist; + while (pkt) { + next = pkt->u.next; + /* trim the out grown list*/ + if (++i > level) { + netbuf = (qdf_nbuf_t)(pkt->u.pkt.htc_pkt.pNetBufContext); + qdf_nbuf_unmap(pdev->osdev, netbuf, QDF_DMA_TO_DEVICE); + qdf_nbuf_free(netbuf); + qdf_mem_free(pkt); + pkt = NULL; + if (prev) + prev->u.next = NULL; + } + prev = pkt; + pkt = next; + } + HTT_TX_MUTEX_RELEASE(&pdev->htt_tx_mutex); +} + void htt_htc_misc_pkt_list_add(struct htt_pdev_t *pdev, struct htt_htc_pkt *pkt) { struct htt_htc_pkt_union *u_pkt = (struct htt_htc_pkt_union *)pkt; @@ -118,6 +146,8 @@ void htt_htc_misc_pkt_list_add(struct htt_pdev_t *pdev, struct htt_htc_pkt *pkt) pdev->htt_htc_pkt_misclist = u_pkt; } HTT_TX_MUTEX_RELEASE(&pdev->htt_tx_mutex); + + htt_htc_misc_pkt_list_trim(pdev, HTT_HTC_PKT_MISCLIST_SIZE); } void htt_htc_misc_pkt_pool_free(struct htt_pdev_t *pdev) diff --git a/core/dp/htt/htt_internal.h b/core/dp/htt/htt_internal.h index 673df242abd7..0020e419c221 100644 --- a/core/dp/htt/htt_internal.h +++ b/core/dp/htt/htt_internal.h @@ -525,6 +525,8 @@ void htt_htc_pkt_free(struct htt_pdev_t *pdev, struct htt_htc_pkt *pkt); void htt_htc_pkt_pool_free(struct htt_pdev_t *pdev); #ifdef ATH_11AC_TXCOMPACT +void htt_htc_misc_pkt_list_trim(struct htt_pdev_t *pdev, int level); + void htt_htc_misc_pkt_list_add(struct htt_pdev_t *pdev, struct htt_htc_pkt *pkt); diff --git a/core/dp/htt/htt_types.h b/core/dp/htt/htt_types.h index 6828e8887c87..e60e07de543d 100644 --- a/core/dp/htt/htt_types.h +++ b/core/dp/htt/htt_types.h @@ -48,6 +48,7 @@ #endif #endif /* QCA_TX_HTT2_SUPPORT */ +#define HTT_HTC_PKT_MISCLIST_SIZE 32 struct htt_htc_pkt { void *pdev_ctxt; |