diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2021-01-17 13:10:34 +0200 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2021-02-05 11:52:31 +0200 |
| commit | 25edc8f259c71062f2c3a0ba4592b8ee2007ad57 (patch) | |
| tree | 9ce99c2e44ab52947e0e0c763ccd1c192cc0648a /drivers/net/wireless/intel/iwlwifi/pcie/tx.c | |
| parent | d4e3a341b87b5fdcc74e600ab636387a3d47a0bc (diff) | |
| download | linux-25edc8f259c71062f2c3a0ba4592b8ee2007ad57.tar.bz2 | |
iwlwifi: pcie: properly implement NAPI
Instead of pretending to have NAPI and then relying entirely on
interrupts anyway, properly implement NAPI and schedule the poll
when we get an interrupt, re-enabling the interrupt only after
the poll completed.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210117130510.a5951ac4fc06.I9c84a147288fcfb1b019572c6758f2d92949f5d7@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/pcie/tx.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c index 5dda0015522d..7d1785fb0e40 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c @@ -393,7 +393,7 @@ static void iwl_pcie_tx_stop_fh(struct iwl_trans *trans) int ch, ret; u32 mask = 0; - spin_lock(&trans_pcie->irq_lock); + spin_lock_bh(&trans_pcie->irq_lock); if (!iwl_trans_grab_nic_access(trans, &flags)) goto out; @@ -414,7 +414,7 @@ static void iwl_pcie_tx_stop_fh(struct iwl_trans *trans) iwl_trans_release_nic_access(trans, &flags); out: - spin_unlock(&trans_pcie->irq_lock); + spin_unlock_bh(&trans_pcie->irq_lock); } /* @@ -571,7 +571,7 @@ int iwl_pcie_tx_init(struct iwl_trans *trans) alloc = true; } - spin_lock(&trans_pcie->irq_lock); + spin_lock_bh(&trans_pcie->irq_lock); /* Turn off all Tx DMA fifos */ iwl_scd_deactivate_fifos(trans); @@ -580,7 +580,7 @@ int iwl_pcie_tx_init(struct iwl_trans *trans) iwl_write_direct32(trans, FH_KW_MEM_ADDR_REG, trans_pcie->kw.dma >> 4); - spin_unlock(&trans_pcie->irq_lock); + spin_unlock_bh(&trans_pcie->irq_lock); /* Alloc and init all Tx queues, including the command queue (#4/#9) */ for (txq_id = 0; txq_id < trans->trans_cfg->base_params->num_of_queues; |