Return-path: Received: from he.sipsolutions.net ([78.46.109.217]:48391 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753281Ab3ACOpz (ORCPT ); Thu, 3 Jan 2013 09:45:55 -0500 From: Johannes Berg To: linux-wireless@vger.kernel.org Cc: Johannes Berg Subject: [PATCH 10/12] iwlwifi: move some PCIe calls to better places Date: Thu, 3 Jan 2013 15:46:14 +0100 Message-Id: <1357224376-27803-10-git-send-email-johannes@sipsolutions.net> (sfid-20130103_154604_559447_C5F043C5) In-Reply-To: <1357224376-27803-1-git-send-email-johannes@sipsolutions.net> References: <1357224324.9741.20.camel@jlt4.sipsolutions.net> <1357224376-27803-1-git-send-email-johannes@sipsolutions.net> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Johannes Berg Synchronizing the IRQ is pointless when we will then enable the RF-Kill interrupt again, but is needed before we free it and the data needed to handle IRQs; move it to the free function. Simiarly, cancelling the replenish work struct can move to the function that frees the RX data structures. Reviewed-by: Emmanuel Grumbach Signed-off-by: Johannes Berg --- drivers/net/wireless/iwlwifi/pcie/rx.c | 2 ++ drivers/net/wireless/iwlwifi/pcie/trans.c | 9 +++------ 2 files changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index dad4c4a..02c9016 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -545,6 +545,8 @@ void iwl_pcie_rx_free(struct iwl_trans *trans) return; } + cancel_work_sync(&trans_pcie->rx_replenish); + spin_lock_irqsave(&rxq->lock, flags); iwl_pcie_rxq_free_rbs(trans); spin_unlock_irqrestore(&rxq->lock, flags); diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 48cd65e..bca6203 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -534,12 +534,6 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) iwl_enable_rfkill_int(trans); - /* wait to make sure we flush pending tasklet*/ - synchronize_irq(trans_pcie->pci_dev->irq); - tasklet_kill(&trans_pcie->irq_tasklet); - - cancel_work_sync(&trans_pcie->rx_replenish); - /* stop and reset the on-board processor */ iwl_write32(trans, CSR_RESET, CSR_RESET_REG_FLAG_NEVO_RESET); @@ -682,6 +676,9 @@ void iwl_trans_pcie_free(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + synchronize_irq(trans_pcie->pci_dev->irq); + tasklet_kill(&trans_pcie->irq_tasklet); + iwl_pcie_tx_free(trans); iwl_pcie_rx_free(trans); -- 1.8.0