From 4742c732624bd2609aeb0acee38c0a126e61ed47 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 20 Jun 2023 13:03:47 +0300 Subject: [PATCH] wifi: iwlwifi: pcie: refactor RB status size calculation We have three places doing this check, and even in slightly different ways (with/without an intermediate). Refactor that to a new small inline function. Signed-off-by: Johannes Berg Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20230620125813.f3e87ddd5bce.Ifefba753043b68c394590a35bc6914a0f6497fd3@changeid Signed-off-by: Johannes Berg --- drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 24 ++++++++++++-------- 1 file changed, 14 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c index da1a27b1d8b6..f87b28edc267 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c @@ -699,17 +699,25 @@ static void iwl_pcie_free_rxq_dma(struct iwl_trans *trans, rxq->used_bd = NULL; } +static size_t iwl_pcie_rb_stts_size(struct iwl_trans *trans) +{ + bool use_rx_td = (trans->trans_cfg->device_family >= + IWL_DEVICE_FAMILY_AX210); + + if (use_rx_td) + return sizeof(__le16); + + return sizeof(struct iwl_rb_status); +} + static int iwl_pcie_alloc_rxq_dma(struct iwl_trans *trans, struct iwl_rxq *rxq) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + size_t rb_stts_size = iwl_pcie_rb_stts_size(trans); struct device *dev = trans->dev; int i; int free_size; - bool use_rx_td = (trans->trans_cfg->device_family >= - IWL_DEVICE_FAMILY_AX210); - size_t rb_stts_size = use_rx_td ? sizeof(__le16) : - sizeof(struct iwl_rb_status); spin_lock_init(&rxq->lock); if (trans->trans_cfg->mq_rx_supported) @@ -757,11 +765,9 @@ err: static int iwl_pcie_rx_alloc(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + size_t rb_stts_size = iwl_pcie_rb_stts_size(trans); struct iwl_rb_allocator *rba = &trans_pcie->rba; int i, ret; - size_t rb_stts_size = trans->trans_cfg->device_family >= - IWL_DEVICE_FAMILY_AX210 ? - sizeof(__le16) : sizeof(struct iwl_rb_status); if (WARN_ON(trans_pcie->rxq)) return -EINVAL; @@ -1193,11 +1199,9 @@ int iwl_pcie_gen2_rx_init(struct iwl_trans *trans) void iwl_pcie_rx_free(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + size_t rb_stts_size = iwl_pcie_rb_stts_size(trans); struct iwl_rb_allocator *rba = &trans_pcie->rba; int i; - size_t rb_stts_size = trans->trans_cfg->device_family >= - IWL_DEVICE_FAMILY_AX210 ? - sizeof(__le16) : sizeof(struct iwl_rb_status); /* * if rxq is NULL, it means that nothing has been allocated, -- 2.20.1