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iwlwifi: fix flush command 

The flush command really flushes queues, not
FIFOs, and the first 32 bits indicate the
queues to flush, not FIFOs. Change the command
accordingly.

Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2012-10-31 20:49:32 +01:00
parent 0daf7d9605
commit 37c477dc1c
2 changed files with 7 additions and 7 deletions
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4
drivers/net/wireless/iwlwifi/dvm/commands.h
View File

@ -1004,14 +1004,14 @@ struct iwl_rem_sta_cmd {
* the flush operation ends when both the scheduler DMA done and TXFIFO empty
* are set.
*
* @fifo_control: bit mask for which queues to flush
* @queue_control: bit mask for which queues to flush
* @flush_control: flush controls
* 0: Dump single MSDU
* 1: Dump multiple MSDU according to PS, INVALID STA, TTL, TID disable.
* 2: Dump all FIFO
*/
struct iwl_txfifo_flush_cmd {
__le32 fifo_control;
__le32 queue_control;
__le16 flush_control;
__le16 reserved;
} __packed;

10
drivers/net/wireless/iwlwifi/dvm/lib.c
View File

@ -150,21 +150,21 @@ int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
memset(&flush_cmd, 0, sizeof(flush_cmd));
if (flush_control & BIT(IWL_RXON_CTX_BSS))
flush_cmd.fifo_control = IWL_SCD_VO_MSK | IWL_SCD_VI_MSK |
flush_cmd.queue_control = IWL_SCD_VO_MSK | IWL_SCD_VI_MSK |
IWL_SCD_BE_MSK | IWL_SCD_BK_MSK |
IWL_SCD_MGMT_MSK;
if ((flush_control & BIT(IWL_RXON_CTX_PAN)) &&
(priv->valid_contexts != BIT(IWL_RXON_CTX_BSS)))
flush_cmd.fifo_control |= IWL_PAN_SCD_VO_MSK |
flush_cmd.queue_control |= IWL_PAN_SCD_VO_MSK |
IWL_PAN_SCD_VI_MSK | IWL_PAN_SCD_BE_MSK |
IWL_PAN_SCD_BK_MSK | IWL_PAN_SCD_MGMT_MSK |
IWL_PAN_SCD_MULTICAST_MSK;
if (priv->eeprom_data->sku & EEPROM_SKU_CAP_11N_ENABLE)
flush_cmd.fifo_control |= IWL_AGG_TX_QUEUE_MSK;
flush_cmd.queue_control |= IWL_AGG_TX_QUEUE_MSK;
IWL_DEBUG_INFO(priv, "fifo queue control: 0X%x\n",
flush_cmd.fifo_control);
IWL_DEBUG_INFO(priv, "queue control: 0x%x\n",
flush_cmd.queue_control);
flush_cmd.flush_control = cpu_to_le16(flush_control);
return iwl_dvm_send_cmd(priv, &cmd);