From: Sara Sharon <sara.sha...@intel.com>
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.sha...@intel.com>
Signed-off-by: Luca Coelho <luciano.coe...@intel.com>
---
drivers/net/wireless/intel/iwlwifi/iwl-trans.h | 11 +++++++++++
drivers/net/wireless/intel/iwlwifi/pcie/internal.h | 1 +
drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 2 ++
drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 8 ++++++++
4 files changed, 22 insertions(+)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index 883cb487b..04e998d 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -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,
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
index 975900a..b9dc82b 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
@@ -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,
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 0c2ccbe..21b1be1 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -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,
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
index 1c46f14..57a657a 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
@@ -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)
{
--
2.9.3
