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iwlwifi: add max RX aggregation size

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Allow to configure the maximal Rx AMPDU size per device.

Signed-off-by: Oren Givon <oren.givon@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Oren Givon 2014-06-16 10:54:52 +03:00 committed by Emmanuel Grumbach
parent 5fc7d86c7a
commit 745160ee10
3 changed files with 9 additions and 0 deletions
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4
drivers/net/wireless/iwlwifi/iwl-8000.c
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@ -85,6 +85,9 @@
#define NVM_HW_SECTION_NUM_FAMILY_8000 10
#define DEFAULT_NVM_FILE_FAMILY_8000 "iwl_nvm_8000.bin"
/* Max SDIO RX aggregation size of the ADDBA request/response */
#define MAX_RX_AGG_SIZE_8260_SDIO 28
static const struct iwl_base_params iwl8000_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE_FAMILY_8000,
.num_of_queues = IWLAGN_NUM_QUEUES,
@ -129,6 +132,7 @@ const struct iwl_cfg iwl8260_2ac_sdio_cfg = {
.nvm_ver = IWL8000_NVM_VERSION,
.nvm_calib_ver = IWL8000_TX_POWER_VERSION,
.default_nvm_file = DEFAULT_NVM_FILE_FAMILY_8000,
.max_rx_agg_size = MAX_RX_AGG_SIZE_8260_SDIO,
};
MODULE_FIRMWARE(IWL8000_MODULE_FIRMWARE(IWL8000_UCODE_API_OK));

2
drivers/net/wireless/iwlwifi/iwl-config.h
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@ -240,6 +240,7 @@ struct iwl_pwr_tx_backoff {
* @d0i3: device uses d0i3 instead of d3
* @nvm_hw_section_num: the ID of the HW NVM section
* @pwr_tx_backoffs: translation table between power limits and backoffs
* @max_rx_agg_size: max RX aggregation size of the ADDBA request/response
*
* We enable the driver to be backward compatible wrt. hardware features.
* API differences in uCode shouldn't be handled here but through TLVs
@ -276,6 +277,7 @@ struct iwl_cfg {
const struct iwl_pwr_tx_backoff *pwr_tx_backoffs;
bool no_power_up_nic_in_init;
const char *default_nvm_file;
unsigned int max_rx_agg_size;
};
/*

3
drivers/net/wireless/iwlwifi/mvm/ops.c
View File

@ -391,6 +391,9 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
if (!hw)
return NULL;
if (cfg->max_rx_agg_size)
hw->max_rx_aggregation_subframes = cfg->max_rx_agg_size;
op_mode = hw->priv;
op_mode->ops = &iwl_mvm_ops;