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iwlwifi: introduce trans API to get byte count table

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In future HW the byte count table address will be configured
by ucode per queue. Add API to expose the byte count table to
the opmode

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Sara Sharon 2016-07-04 15:40:11 +03:00 committed by Luca Coelho
parent db06f04daf
commit 8aacf4b73f
4 changed files with 22 additions and 0 deletions
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11
drivers/net/wireless/intel/iwlwifi/iwl-trans.h
View File

@ -645,6 +645,8 @@ struct iwl_trans_ops {
void (*txq_set_shared_mode)(struct iwl_trans *trans, u32 txq_id,
bool shared);
dma_addr_t (*get_txq_byte_table)(struct iwl_trans *trans, int txq_id);
int (*wait_tx_queue_empty)(struct iwl_trans *trans, u32 txq_bm);
void (*freeze_txq_timer)(struct iwl_trans *trans, unsigned long txqs,
bool freeze);
@ -1069,6 +1071,15 @@ static inline void iwl_trans_txq_set_shared_mode(struct iwl_trans *trans,
trans->ops->txq_set_shared_mode(trans, queue, shared_mode);
}
static inline dma_addr_t iwl_trans_get_txq_byte_table(struct iwl_trans *trans,
int queue)
{
/* we should never be called if the trans doesn't support it */
BUG_ON(!trans->ops->get_txq_byte_table);
return trans->ops->get_txq_byte_table(trans, queue);
}
static inline void iwl_trans_txq_enable(struct iwl_trans *trans, int queue,
int fifo, int sta_id, int tid,
int frame_limit, u16 ssn,

1
drivers/net/wireless/intel/iwlwifi/pcie/internal.h
View File

@ -476,6 +476,7 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int queue,
bool configure_scd);
void iwl_trans_pcie_txq_set_shared_mode(struct iwl_trans *trans, u32 txq_id,
bool shared_mode);
dma_addr_t iwl_trans_pcie_get_txq_byte_table(struct iwl_trans *trans, int txq);
void iwl_trans_pcie_log_scd_error(struct iwl_trans *trans,
struct iwl_txq *txq);
int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb,

2
drivers/net/wireless/intel/iwlwifi/pcie/trans.c
View File

@ -2803,6 +2803,8 @@ static const struct iwl_trans_ops trans_ops_pcie = {
.txq_disable = iwl_trans_pcie_txq_disable,
.txq_enable = iwl_trans_pcie_txq_enable,
.get_txq_byte_table = iwl_trans_pcie_get_txq_byte_table,
.txq_set_shared_mode = iwl_trans_pcie_txq_set_shared_mode,
.wait_tx_queue_empty = iwl_trans_pcie_wait_txq_empty,

8
drivers/net/wireless/intel/iwlwifi/pcie/tx.c
View File

@ -1352,6 +1352,14 @@ void iwl_trans_pcie_txq_set_shared_mode(struct iwl_trans *trans, u32 txq_id,
txq->ampdu = !shared_mode;
}
dma_addr_t iwl_trans_pcie_get_txq_byte_table(struct iwl_trans *trans, int txq)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
return trans_pcie->scd_bc_tbls.dma +
txq * sizeof(struct iwlagn_scd_bc_tbl);
}
void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id,
bool configure_scd)
{