#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/skbuff.h>
#include <linux/wait.h>
#include <linux/pci.h>
#include <linux/timer.h>
#include "iwl-fh.h"
#include "iwl-csr.h"
#include "iwl-trans.h"
#include "iwl-debug.h"
#include "iwl-io.h"
#include "iwl-op-mode.h"

Data Structures
struct	iwl_rx_mem_buffer

struct	isr_statistics

struct	iwl_rx_queue

struct	iwl_dma_ptr

struct	iwl_cmd_meta

struct	iwl_queue

struct	iwl_pcie_tx_queue_entry

struct	iwl_tx_queue

struct	iwl_trans_pcie

Macros
#define	TFD_TX_CMD_SLOTS 256

#define	TFD_CMD_SLOTS 32

#define	STATUS_HCMD_ACTIVE 0

#define	STATUS_DEVICE_ENABLED 1

#define	STATUS_TPOWER_PMI 2

#define	STATUS_INT_ENABLED 3

#define	IWL_TRANS_GET_PCIE_TRANS(_iwl_trans) ((struct iwl_trans_pcie *) ((_iwl_trans)->trans_specific))

Functions
struct iwl_trans *	iwl_trans_pcie_alloc (struct pci_dev pdev, const struct pci_device_id ent, const struct iwl_cfg *cfg)

void	iwl_trans_pcie_free (struct iwl_trans *trans)

void	iwl_bg_rx_replenish (struct work_struct *data)

void	iwl_irq_tasklet (struct iwl_trans *trans)

void	iwl_rx_replenish (struct iwl_trans *trans)

void	iwl_rx_queue_update_write_ptr (struct iwl_trans trans, struct iwl_rx_queue q)

void	iwl_reset_ict (struct iwl_trans *trans)

void	iwl_disable_ict (struct iwl_trans *trans)

int	iwl_alloc_isr_ict (struct iwl_trans *trans)

void	iwl_free_isr_ict (struct iwl_trans *trans)

irqreturn_t	iwl_isr_ict (int irq, void *data)

void	iwl_txq_update_write_ptr (struct iwl_trans trans, struct iwl_tx_queue txq)

int	iwlagn_txq_attach_buf_to_tfd (struct iwl_trans trans, struct iwl_tx_queue txq, dma_addr_t addr, u16 len, u8 reset)

int	iwl_queue_init (struct iwl_queue *q, int count, int slots_num, u32 id)

int	iwl_trans_pcie_send_cmd (struct iwl_trans trans, struct iwl_host_cmd cmd)

void	iwl_tx_cmd_complete (struct iwl_trans trans, struct iwl_rx_cmd_buffer rxb, int handler_status)

void	iwl_trans_txq_update_byte_cnt_tbl (struct iwl_trans trans, struct iwl_tx_queue txq, u16 byte_cnt)

void	iwl_trans_pcie_txq_enable (struct iwl_trans *trans, int txq_id, int fifo, int sta_id, int tid, int frame_limit, u16 ssn)

void	iwl_trans_pcie_txq_disable (struct iwl_trans *trans, int queue)

void	iwl_txq_free_tfd (struct iwl_trans trans, struct iwl_tx_queue txq, enum dma_data_direction dma_dir)

int	iwl_tx_queue_reclaim (struct iwl_trans trans, int txq_id, int index, struct sk_buff_head skbs)

int	iwl_queue_space (const struct iwl_queue *q)

int	iwl_dump_fh (struct iwl_trans trans, char *buf)

void	iwl_dump_csr (struct iwl_trans *trans)

Macro Definition Documentation

#define IWL_TRANS_GET_PCIE_TRANS ( _iwl_trans ) ((struct iwl_trans_pcie *) ((_iwl_trans)->trans_specific))

Definition at line 294 of file internal.h.

#define STATUS_DEVICE_ENABLED 1

Definition at line 290 of file internal.h.

#define STATUS_HCMD_ACTIVE 0

Definition at line 289 of file internal.h.

#define STATUS_INT_ENABLED 3

Definition at line 292 of file internal.h.

#define STATUS_TPOWER_PMI 2

Definition at line 291 of file internal.h.

#define TFD_CMD_SLOTS 32

Definition at line 183 of file internal.h.

#define TFD_TX_CMD_SLOTS 256

Definition at line 182 of file internal.h.

Function Documentation

int iwl_alloc_isr_ict ( struct iwl_trans * trans )

Definition at line 838 of file rx.c.

void iwl_bg_rx_replenish ( struct work_struct * data )

Definition at line 373 of file rx.c.

void iwl_disable_ict ( struct iwl_trans * trans )

Definition at line 902 of file rx.c.

void iwl_dump_csr ( struct iwl_trans * trans )

Definition at line 1755 of file trans.c.

int iwl_dump_fh	(	struct iwl_trans *	trans,
		char **	buf
	)

Definition at line 1676 of file trans.c.

void iwl_free_isr_ict ( struct iwl_trans * trans )

Definition at line 819 of file rx.c.

void iwl_irq_tasklet ( struct iwl_trans * trans )

Definition at line 608 of file rx.c.

irqreturn_t iwl_isr_ict	(	int	irq,
		void *	data
	)

Definition at line 985 of file rx.c.

int iwl_queue_init	(	struct iwl_queue *	q,
		int	count,
		int	slots_num,
		u32	id
	)

iwl_queue_init - Initialize queue's high/low-water and read/write indexes

Definition at line 328 of file tx.c.

int iwl_queue_space ( const struct iwl_queue * q )

Definition at line 309 of file tx.c.

void iwl_reset_ict ( struct iwl_trans * trans )

Definition at line 872 of file rx.c.

void iwl_rx_queue_update_write_ptr	(	struct iwl_trans *	trans,
		struct iwl_rx_queue *	q
	)

iwl_rx_queue_update_write_ptr - Update the write pointer for the RX queue

Definition at line 128 of file rx.c.

void iwl_rx_replenish ( struct iwl_trans * trans )

Definition at line 354 of file rx.c.

struct iwl_trans* iwl_trans_pcie_alloc	(	struct pci_dev *	pdev,
		const struct pci_device_id *	ent,
		const struct iwl_cfg *	cfg
	)

read

Definition at line 2107 of file trans.c.

void iwl_trans_pcie_free ( struct iwl_trans * trans )

Definition at line 1574 of file trans.c.

int iwl_trans_pcie_send_cmd	(	struct iwl_trans *	trans,
		struct iwl_host_cmd *	cmd
	)

Definition at line 896 of file tx.c.

void iwl_trans_pcie_txq_disable	(	struct iwl_trans *	trans,
		int	queue
	)

Definition at line 480 of file tx.c.

void iwl_trans_pcie_txq_enable	(	struct iwl_trans *	trans,
		int	txq_id,
		int	fifo,
		int	sta_id,
		int	tid,
		int	frame_limit,
		u16	ssn
	)

Definition at line 418 of file tx.c.

void iwl_trans_txq_update_byte_cnt_tbl	(	struct iwl_trans *	trans,
		struct iwl_tx_queue *	txq,
		u16	byte_cnt
	)

iwl_trans_txq_update_byte_cnt_tbl - Set up entry in Tx byte-count array

Definition at line 48 of file tx.c.

void iwl_tx_cmd_complete	(	struct iwl_trans *	trans,
		struct iwl_rx_cmd_buffer *	rxb,
		int	handler_status
	)

iwl_tx_cmd_complete - Pull unused buffers off the queue and reclaim them : Rx buffer to reclaim : return value of the handler of the command (put in setup_rx_handlers)

If an Rx buffer has an async callback associated with it the callback will be executed. The attached skb (if present) will only be freed if the callback returns 1

Definition at line 723 of file tx.c.

int iwl_tx_queue_reclaim	(	struct iwl_trans *	trans,
		int	txq_id,
		int	index,
		struct sk_buff_head *	skbs
	)

Definition at line 905 of file tx.c.

void iwl_txq_free_tfd	(	struct iwl_trans *	trans,
		struct iwl_tx_queue *	txq,
		enum dma_data_direction	dma_dir
	)

iwl_txq_free_tfd - Free all chunks referenced by TFD [txq->q.read_ptr] - transport private data - tx queue - the direction of the DMA mapping

Does NOT advance any TFD circular buffer read/write indexes Does NOT free the TFD itself (which is within circular buffer)

Definition at line 218 of file tx.c.

void iwl_txq_update_write_ptr	(	struct iwl_trans *	trans,
		struct iwl_tx_queue *	txq
	)

iwl_txq_update_write_ptr - Send new write index to hardware

Definition at line 94 of file tx.c.

int iwlagn_txq_attach_buf_to_tfd	(	struct iwl_trans *	trans,
		struct iwl_tx_queue *	txq,
		dma_addr_t	addr,
		u16	len,
		u8	reset
	)

Definition at line 250 of file tx.c.

Data Structures

Macros

Functions

Macro Definition Documentation

Function Documentation