diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2020-04-25 13:04:53 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2020-05-08 09:52:53 +0300 |
| commit | c239feec5038585d8ba622ecc97322e0e2f3398c (patch) | |
| tree | 688d677065a47beaabbe5c0a05df6b0daaf270b3 /drivers/net/wireless/intel/iwlwifi/pcie/internal.h | |
| parent | a8e82c36081e574c0c7bdc1b407a697465777069 (diff) | |
iwlwifi: pcie: gen2: use DMA pool for byte-count tables
Since the recent patch in this area, we no longer allocate 64k
for a single queue, but only 1k, which still means a full page.
Use a DMA pool to reduce this further, since we will have a lot
of queues in a typical system that can share pages.
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.20200425130140.6e84c79aea30.Ie9a417132812d110ec1cc87852f101477c01cfcb@changeid
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/pcie/internal.h')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/internal.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h index abe649af689c..43f81204c152 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h @@ -556,6 +556,7 @@ struct iwl_trans_pcie { u32 scd_base_addr; struct iwl_dma_ptr scd_bc_tbls; struct iwl_dma_ptr kw; + struct dma_pool *bc_pool; struct iwl_txq *txq_memory; struct iwl_txq *txq[IWL_MAX_TVQM_QUEUES]; |