iwlwifi: more cleanup in pcie/rx.c
Really trivial clean up.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c
index e3ae28d..28a4968 100644
--- a/drivers/net/wireless/iwlwifi/pcie/rx.c
+++ b/drivers/net/wireless/iwlwifi/pcie/rx.c
@@ -130,10 +130,11 @@
return cpu_to_le32((u32)(dma_addr >> 8));
}
+/*
+ * iwl_pcie_rx_stop - stops the Rx DMA
+ */
int iwl_pcie_rx_stop(struct iwl_trans *trans)
{
-
- /* stop Rx DMA */
iwl_write_direct32(trans, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0);
return iwl_poll_direct_bit(trans, FH_MEM_RSSR_RX_STATUS_REG,
FH_RSSR_CHNL0_RX_STATUS_CHNL_IDLE, 1000);
@@ -440,9 +441,6 @@
u32 rb_size;
const u32 rfdnlog = RX_QUEUE_SIZE_LOG; /* 256 RBDs */
- /* FIXME: RX_RB_TIMEOUT for all devices? */
- u32 rb_timeout = RX_RB_TIMEOUT;
-
if (trans_pcie->rx_buf_size_8k)
rb_size = FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_8K;
else
@@ -475,7 +473,7 @@
FH_RCSR_CHNL0_RX_IGNORE_RXF_EMPTY |
FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL |
rb_size|
- (rb_timeout << FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS)|
+ (RX_RB_TIMEOUT << FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS)|
(rfdnlog << FH_RCSR_RX_CONFIG_RBDCB_SIZE_POS));
/* Set interrupt coalescing timer to default (2048 usecs) */
@@ -776,7 +774,6 @@
iwl_op_mode_nic_error(trans->op_mode);
}
-/* tasklet for iwlagn interrupt */
void iwl_pcie_tasklet(struct iwl_trans *trans)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
@@ -1189,7 +1186,6 @@
trace_iwlwifi_dev_irq(trans->dev);
-
/* Disable (but don't clear!) interrupts here to avoid
* back-to-back ISRs and sporadic interrupts from our NIC.
* If we have something to service, the tasklet will re-enable ints.
@@ -1198,7 +1194,6 @@
inta_mask = iwl_read32(trans, CSR_INT_MASK); /* just for debug */
iwl_write32(trans, CSR_INT_MASK, 0x00000000);
-
/* Ignore interrupt if there's nothing in NIC to service.
* This may be due to IRQ shared with another device,
* or due to sporadic interrupts thrown from our NIC. */