diff options
| author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
|---|---|---|
| committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
| commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
| tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/net/irda | |
| parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) | |
Diffstat (limited to 'drivers/net/irda')
| -rw-r--r-- | drivers/net/irda/au1000_ircc.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/drivers/net/irda/au1000_ircc.h b/drivers/net/irda/au1000_ircc.h new file mode 100644 index 00000000000..c072c09a8d9 --- /dev/null +++ b/drivers/net/irda/au1000_ircc.h | |||
| @@ -0,0 +1,125 @@ | |||
| 1 | /* | ||
| 2 | * | ||
| 3 | * BRIEF MODULE DESCRIPTION | ||
| 4 | * Au1000 IrDA driver. | ||
| 5 | * | ||
| 6 | * Copyright 2001 MontaVista Software Inc. | ||
| 7 | * Author: MontaVista Software, Inc. | ||
| 8 | * ppopov@mvista.com or source@mvista.com | ||
| 9 | * | ||
| 10 | * This program is free software; you can redistribute it and/or modify it | ||
| 11 | * under the terms of the GNU General Public License as published by the | ||
| 12 | * Free Software Foundation; either version 2 of the License, or (at your | ||
| 13 | * option) any later version. | ||
| 14 | * | ||
| 15 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | ||
| 16 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | ||
| 17 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN | ||
| 18 | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | ||
| 19 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
| 20 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | ||
| 21 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | ||
| 22 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| 23 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||
| 24 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| 25 | * | ||
| 26 | * You should have received a copy of the GNU General Public License along | ||
| 27 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
| 28 | * 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| 29 | */ | ||
| 30 | |||
| 31 | #ifndef AU1000_IRCC_H | ||
| 32 | #define AU1000_IRCC_H | ||
| 33 | |||
| 34 | #include <linux/time.h> | ||
| 35 | |||
| 36 | #include <linux/spinlock.h> | ||
| 37 | #include <linux/pm.h> | ||
| 38 | #include <asm/io.h> | ||
| 39 | |||
| 40 | #define NUM_IR_IFF 1 | ||
| 41 | #define NUM_IR_DESC 64 | ||
| 42 | #define RING_SIZE_4 0x0 | ||
| 43 | #define RING_SIZE_16 0x3 | ||
| 44 | #define RING_SIZE_64 0xF | ||
| 45 | #define MAX_NUM_IR_DESC 64 | ||
| 46 | #define MAX_BUF_SIZE 2048 | ||
| 47 | |||
| 48 | #define BPS_115200 0 | ||
| 49 | #define BPS_57600 1 | ||
| 50 | #define BPS_38400 2 | ||
| 51 | #define BPS_19200 5 | ||
| 52 | #define BPS_9600 11 | ||
| 53 | #define BPS_2400 47 | ||
| 54 | |||
| 55 | /* Ring descriptor flags */ | ||
| 56 | #define AU_OWN (1<<7) /* tx,rx */ | ||
| 57 | |||
| 58 | #define IR_DIS_CRC (1<<6) /* tx */ | ||
| 59 | #define IR_BAD_CRC (1<<5) /* tx */ | ||
| 60 | #define IR_NEED_PULSE (1<<4) /* tx */ | ||
| 61 | #define IR_FORCE_UNDER (1<<3) /* tx */ | ||
| 62 | #define IR_DISABLE_TX (1<<2) /* tx */ | ||
| 63 | #define IR_HW_UNDER (1<<0) /* tx */ | ||
| 64 | #define IR_TX_ERROR (IR_DIS_CRC|IR_BAD_CRC|IR_HW_UNDER) | ||
| 65 | |||
| 66 | #define IR_PHY_ERROR (1<<6) /* rx */ | ||
| 67 | #define IR_CRC_ERROR (1<<5) /* rx */ | ||
| 68 | #define IR_MAX_LEN (1<<4) /* rx */ | ||
| 69 | #define IR_FIFO_OVER (1<<3) /* rx */ | ||
| 70 | #define IR_SIR_ERROR (1<<2) /* rx */ | ||
| 71 | #define IR_RX_ERROR (IR_PHY_ERROR|IR_CRC_ERROR| \ | ||
| 72 | IR_MAX_LEN|IR_FIFO_OVER|IR_SIR_ERROR) | ||
| 73 | |||
| 74 | typedef struct db_dest { | ||
| 75 | struct db_dest *pnext; | ||
| 76 | volatile u32 *vaddr; | ||
| 77 | dma_addr_t dma_addr; | ||
| 78 | } db_dest_t; | ||
| 79 | |||
| 80 | |||
| 81 | typedef struct ring_desc { | ||
| 82 | u8 count_0; /* 7:0 */ | ||
| 83 | u8 count_1; /* 12:8 */ | ||
| 84 | u8 reserved; | ||
| 85 | u8 flags; | ||
| 86 | u8 addr_0; /* 7:0 */ | ||
| 87 | u8 addr_1; /* 15:8 */ | ||
| 88 | u8 addr_2; /* 23:16 */ | ||
| 89 | u8 addr_3; /* 31:24 */ | ||
| 90 | } ring_dest_t; | ||
| 91 | |||
| 92 | |||
| 93 | /* Private data for each instance */ | ||
| 94 | struct au1k_private { | ||
| 95 | |||
| 96 | db_dest_t *pDBfree; | ||
| 97 | db_dest_t db[2*NUM_IR_DESC]; | ||
| 98 | volatile ring_dest_t *rx_ring[NUM_IR_DESC]; | ||
| 99 | volatile ring_dest_t *tx_ring[NUM_IR_DESC]; | ||
| 100 | db_dest_t *rx_db_inuse[NUM_IR_DESC]; | ||
| 101 | db_dest_t *tx_db_inuse[NUM_IR_DESC]; | ||
| 102 | u32 rx_head; | ||
| 103 | u32 tx_head; | ||
| 104 | u32 tx_tail; | ||
| 105 | u32 tx_full; | ||
| 106 | |||
| 107 | iobuff_t rx_buff; | ||
| 108 | |||
| 109 | struct net_device *netdev; | ||
| 110 | |||
| 111 | struct timeval stamp; | ||
| 112 | struct timeval now; | ||
| 113 | struct qos_info qos; | ||
| 114 | struct irlap_cb *irlap; | ||
| 115 | |||
| 116 | u8 open; | ||
| 117 | u32 speed; | ||
| 118 | u32 newspeed; | ||
| 119 | |||
| 120 | u32 intr_work_done; /* number of Rx and Tx pkts processed in the isr */ | ||
| 121 | struct timer_list timer; | ||
| 122 | |||
| 123 | spinlock_t lock; /* For serializing operations */ | ||
| 124 | }; | ||
| 125 | #endif /* AU1000_IRCC_H */ | ||
