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iwlwifi: mvm: add LQ flags definitions 

Add more bit field definitions used in LQ flags.
Also rename the first bit to a shorter name.

Signed-off-by: Eyal Shapira <eyal@wizery.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eyal Shapira 2013-11-11 19:56:21 +02:00 committed by Emmanuel Grumbach
parent 1fa3f57a1c
commit d307ec8d11
2 changed files with 27 additions and 4 deletions
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27
drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h
View File

@ -281,8 +281,31 @@ enum {
/* # entries in rate scale table to support Tx retries */
#define LQ_MAX_RETRY_NUM 16
/* Link quality command flags, only this one is available */
#define LQ_FLAG_SET_STA_TLC_RTS_MSK BIT(0)
/* Link quality command flags bit fields */
/* Bit 0: (0) Don't use RTS (1) Use RTS */
#define LQ_FLAG_USE_RTS_POS 0
#define LQ_FLAG_USE_RTS_MSK (1 << LQ_FLAG_USE_RTS_POS)
/* Bit 1-3: LQ command color. Used to match responses to LQ commands */
#define LQ_FLAG_COLOR_POS 1
#define LQ_FLAG_COLOR_MSK (7 << LQ_FLAG_COLOR_POS)
/* Bit 4-5: Tx RTS BW Signalling
* (0) No RTS BW signalling
* (1) Static BW signalling
* (2) Dynamic BW signalling
*/
#define LQ_FLAG_RTS_BW_SIG_POS 4
#define LQ_FLAG_RTS_BW_SIG_NONE (0 << LQ_FLAG_RTS_BW_SIG_POS)
#define LQ_FLAG_RTS_BW_SIG_STATIC (1 << LQ_FLAG_RTS_BW_SIG_POS)
#define LQ_FLAG_RTS_BW_SIG_DYNAMIC (2 << LQ_FLAG_RTS_BW_SIG_POS)
/* Bit 6: (0) No dynamic BW selection (1) Allow dynamic BW selection
* Dyanmic BW selection allows Tx with narrower BW then requested in rates
*/
#define LQ_FLAG_DYNAMIC_BW_POS 6
#define LQ_FLAG_DYNAMIC_BW_MSK (1 << LQ_FLAG_DYNAMIC_BW_POS)
/**
* struct iwl_lq_cmd - link quality command

4
drivers/net/wireless/iwlwifi/mvm/rs.c
View File

@ -2862,12 +2862,12 @@ int iwl_mvm_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta,
if (enable) {
if (mvmsta->tx_protection == 0)
lq->flags |= LQ_FLAG_SET_STA_TLC_RTS_MSK;
lq->flags |= LQ_FLAG_USE_RTS_MSK;
mvmsta->tx_protection++;
} else {
mvmsta->tx_protection--;
if (mvmsta->tx_protection == 0)
lq->flags &= ~LQ_FLAG_SET_STA_TLC_RTS_MSK;
lq->flags &= ~LQ_FLAG_USE_RTS_MSK;
}
return iwl_mvm_send_lq_cmd(mvm, lq, false);