diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-rx.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-rx.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index b3c35c64d042..48d55741b769 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -317,7 +317,10 @@ void iwl_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq) pci_free_consistent(priv->pci_dev, 4 * RX_QUEUE_SIZE, rxq->bd, rxq->dma_addr); + pci_free_consistent(priv->pci_dev, sizeof(struct iwl_rb_status), + rxq->rb_stts, rxq->rb_stts_dma); rxq->bd = NULL; + rxq->rb_stts = NULL; } EXPORT_SYMBOL(iwl_rx_queue_free); @@ -334,7 +337,12 @@ int iwl_rx_queue_alloc(struct iwl_priv *priv) /* Alloc the circular buffer of Read Buffer Descriptors (RBDs) */ rxq->bd = pci_alloc_consistent(dev, 4 * RX_QUEUE_SIZE, &rxq->dma_addr); if (!rxq->bd) - return -ENOMEM; + goto err_bd; + + rxq->rb_stts = pci_alloc_consistent(dev, sizeof(struct iwl_rb_status), + &rxq->rb_stts_dma); + if (!rxq->rb_stts) + goto err_rb; /* Fill the rx_used queue with _all_ of the Rx buffers */ for (i = 0; i < RX_FREE_BUFFERS + RX_QUEUE_SIZE; i++) @@ -346,6 +354,12 @@ int iwl_rx_queue_alloc(struct iwl_priv *priv) rxq->free_count = 0; rxq->need_update = 0; return 0; + +err_rb: + pci_free_consistent(priv->pci_dev, 4 * RX_QUEUE_SIZE, rxq->bd, + rxq->dma_addr); +err_bd: + return -ENOMEM; } EXPORT_SYMBOL(iwl_rx_queue_alloc); @@ -412,7 +426,7 @@ int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq) /* Tell device where in DRAM to update its Rx status */ iwl_write_direct32(priv, FH_RSCSR_CHNL0_STTS_WPTR_REG, - (priv->shared_phys + priv->rb_closed_offset) >> 4); + rxq->rb_stts_dma >> 4); /* Enable Rx DMA * FH_RCSR_CHNL0_RX_IGNORE_RXF_EMPTY is set because of HW bug in |
