179 struct mgsl_struct {  struct
199 	struct mgsl_struct	*next_device;	/* device list link */  argument
601 void usc_DisableMasterIrqBit( struct mgsl_struct *info );
602 void usc_EnableMasterIrqBit( struct mgsl_struct *info );
603 void usc_EnableInterrupts( struct mgsl_struct *info, u16 IrqMask );
604 void usc_DisableInterrupts( struct mgsl_struct *info, u16 IrqMask );
605 void usc_ClearIrqPendingBits( struct mgsl_struct *info, u16 IrqMask );
665 static u16  usc_InDmaReg( struct mgsl_struct *info, u16 Port );
666 static void usc_OutDmaReg( struct mgsl_struct *info, u16 Port, u16 Value );
667 static void usc_DmaCmd( struct mgsl_struct *info, u16 Cmd );
669 static u16  usc_InReg( struct mgsl_struct *info, u16 Port );
670 static void usc_OutReg( struct mgsl_struct *info, u16 Port, u16 Value );
671 static void usc_RTCmd( struct mgsl_struct *info, u16 Cmd );
672 void usc_RCmd( struct mgsl_struct *info, u16 Cmd );
673 void usc_TCmd( struct mgsl_struct *info, u16 Cmd );
680 static void usc_process_rxoverrun_sync( struct mgsl_struct *info );
681 static void usc_start_receiver( struct mgsl_struct *info );
682 static void usc_stop_receiver( struct mgsl_struct *info );
684 static void usc_start_transmitter( struct mgsl_struct *info );
685 static void usc_stop_transmitter( struct mgsl_struct *info );
686 static void usc_set_txidle( struct mgsl_struct *info );
687 static void usc_load_txfifo( struct mgsl_struct *info );
689 static void usc_enable_aux_clock( struct mgsl_struct *info, u32 DataRate );
690 static void usc_enable_loopback( struct mgsl_struct *info, int enable );
692 static void usc_get_serial_signals( struct mgsl_struct *info );
693 static void usc_set_serial_signals( struct mgsl_struct *info );
695 static void usc_reset( struct mgsl_struct *info );
697 static void usc_set_sync_mode( struct mgsl_struct *info );
698 static void usc_set_sdlc_mode( struct mgsl_struct *info );
699 static void usc_set_async_mode( struct mgsl_struct *info );
700 static void usc_enable_async_clock( struct mgsl_struct *info, u32 DataRate );
702 static void usc_loopback_frame( struct mgsl_struct *info );
707 static void usc_loopmode_cancel_transmit( struct mgsl_struct * info );
708 static void usc_loopmode_insert_request( struct mgsl_struct * info );
709 static int usc_loopmode_active( struct mgsl_struct * info);
710 static void usc_loopmode_send_done( struct mgsl_struct * info );
712 static int mgsl_ioctl_common(struct mgsl_struct *info, unsigned int cmd, unsigned long arg);
716 static void hdlcdev_tx_done(struct mgsl_struct *info);
717 static void hdlcdev_rx(struct mgsl_struct *info, char *buf, int size);
718 static int  hdlcdev_init(struct mgsl_struct *info);
719 static void hdlcdev_exit(struct mgsl_struct *info);
738 static void mgsl_trace_block(struct mgsl_struct *info,const char* data, int count, int xmit);
743 static bool mgsl_register_test( struct mgsl_struct *info );
744 static bool mgsl_irq_test( struct mgsl_struct *info );
745 static bool mgsl_dma_test( struct mgsl_struct *info );
746 static bool mgsl_memory_test( struct mgsl_struct *info );
747 static int mgsl_adapter_test( struct mgsl_struct *info );
752 static int mgsl_claim_resources(struct mgsl_struct *info);
753 static void mgsl_release_resources(struct mgsl_struct *info);
754 static void mgsl_add_device(struct mgsl_struct *info);
755 static struct mgsl_struct* mgsl_allocate_device(void);
760 static void mgsl_free_rx_frame_buffers( struct mgsl_struct *info, unsigned int StartIndex, unsigned…
761 static bool mgsl_get_rx_frame( struct mgsl_struct *info );
762 static bool mgsl_get_raw_rx_frame( struct mgsl_struct *info );
763 static void mgsl_reset_rx_dma_buffers( struct mgsl_struct *info );
764 static void mgsl_reset_tx_dma_buffers( struct mgsl_struct *info );
765 static int num_free_tx_dma_buffers(struct mgsl_struct *info);
766 static void mgsl_load_tx_dma_buffer( struct mgsl_struct *info, const char *Buffer, unsigned int Buf…
772 static int  mgsl_allocate_dma_buffers(struct mgsl_struct *info);
773 static void mgsl_free_dma_buffers(struct mgsl_struct *info);
774 static int  mgsl_alloc_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList,int Buffer…
775 static void mgsl_free_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList,int Bufferc…
776 static int  mgsl_alloc_buffer_list_memory(struct mgsl_struct *info);
777 static void mgsl_free_buffer_list_memory(struct mgsl_struct *info);
778 static int mgsl_alloc_intermediate_rxbuffer_memory(struct mgsl_struct *info);
779 static void mgsl_free_intermediate_rxbuffer_memory(struct mgsl_struct *info);
780 static int mgsl_alloc_intermediate_txbuffer_memory(struct mgsl_struct *info);
781 static void mgsl_free_intermediate_txbuffer_memory(struct mgsl_struct *info);
782 static bool load_next_tx_holding_buffer(struct mgsl_struct *info);
783 static int save_tx_buffer_request(struct mgsl_struct *info,const char *Buffer, unsigned int BufferS…
789 static void mgsl_bh_receive(struct mgsl_struct *info);
790 static void mgsl_bh_transmit(struct mgsl_struct *info);
791 static void mgsl_bh_status(struct mgsl_struct *info);
796 static void mgsl_isr_null( struct mgsl_struct *info );
797 static void mgsl_isr_transmit_data( struct mgsl_struct *info );
798 static void mgsl_isr_receive_data( struct mgsl_struct *info );
799 static void mgsl_isr_receive_status( struct mgsl_struct *info );
800 static void mgsl_isr_transmit_status( struct mgsl_struct *info );
801 static void mgsl_isr_io_pin( struct mgsl_struct *info );
802 static void mgsl_isr_misc( struct mgsl_struct *info );
803 static void mgsl_isr_receive_dma( struct mgsl_struct *info );
804 static void mgsl_isr_transmit_dma( struct mgsl_struct *info );
806 typedef void (*isr_dispatch_func)(struct mgsl_struct *);
825 static int mgsl_get_stats(struct mgsl_struct * info, struct mgsl_icount
827 static int mgsl_get_params(struct mgsl_struct * info, MGSL_PARAMS  __user *user_params);
828 static int mgsl_set_params(struct mgsl_struct * info, MGSL_PARAMS  __user *new_params);
829 static int mgsl_get_txidle(struct mgsl_struct * info, int __user *idle_mode);
830 static int mgsl_set_txidle(struct mgsl_struct * info, int idle_mode);
831 static int mgsl_txenable(struct mgsl_struct * info, int enable);
832 static int mgsl_txabort(struct mgsl_struct * info);
833 static int mgsl_rxenable(struct mgsl_struct * info, int enable);
834 static int mgsl_wait_event(struct mgsl_struct * info, int __user *mask);
835 static int mgsl_loopmode_send_done( struct mgsl_struct * info );
843 static struct mgsl_struct *mgsl_device_list;
909 static void mgsl_change_params(struct mgsl_struct *info);
923 static inline int mgsl_paranoia_check(struct mgsl_struct *info,  in mgsl_paranoia_check()
977 	struct mgsl_struct *info = tty->driver_data;  in mgsl_stop()
1000 	struct mgsl_struct *info = tty->driver_data;  in mgsl_start()
1023 static int mgsl_bh_action(struct mgsl_struct *info)  in mgsl_bh_action()
1057 	struct mgsl_struct *info =  in mgsl_bh_handler()
1058 		container_of(work, struct mgsl_struct, task);  in mgsl_bh_handler()
1097 static void mgsl_bh_receive(struct mgsl_struct *info)  in mgsl_bh_receive()
1099 	bool (*get_rx_frame)(struct mgsl_struct *info) =  in mgsl_bh_receive()
1118 static void mgsl_bh_transmit(struct mgsl_struct *info)  in mgsl_bh_transmit()
1139 static void mgsl_bh_status(struct mgsl_struct *info)  in mgsl_bh_status()
1160 static void mgsl_isr_receive_status( struct mgsl_struct *info )  in mgsl_isr_receive_status()
1212 static void mgsl_isr_transmit_status( struct mgsl_struct *info )  in mgsl_isr_transmit_status()
1279 static void mgsl_isr_io_pin( struct mgsl_struct *info )  in mgsl_isr_io_pin()
1401 static void mgsl_isr_transmit_data( struct mgsl_struct *info )  in mgsl_isr_transmit_data()
1433 static void mgsl_isr_receive_data( struct mgsl_struct *info )  in mgsl_isr_receive_data()
1533 static void mgsl_isr_misc( struct mgsl_struct *info )  in mgsl_isr_misc()
1569 static void mgsl_isr_null( struct mgsl_struct *info )  in mgsl_isr_null()
1593 static void mgsl_isr_receive_dma( struct mgsl_struct *info )  in mgsl_isr_receive_dma()
1637 static void mgsl_isr_transmit_dma( struct mgsl_struct *info )  in mgsl_isr_transmit_dma()
1682 	struct mgsl_struct *info = dev_id;  in mgsl_interrupt()
1749 static int startup(struct mgsl_struct * info)  in startup()
1808 static void shutdown(struct mgsl_struct * info)  in shutdown()
1865 static void mgsl_program_hw(struct mgsl_struct *info)  in mgsl_program_hw()
1901 static void mgsl_change_params(struct mgsl_struct *info)  in mgsl_change_params()
2013 	struct mgsl_struct *info = tty->driver_data;  in mgsl_put_char()
2053 	struct mgsl_struct *info = tty->driver_data;  in mgsl_flush_chars()
2105 	struct mgsl_struct *info = tty->driver_data;  in mgsl_write()
2227 	struct mgsl_struct *info = tty->driver_data;  in mgsl_write_room()
2262 	struct mgsl_struct *info = tty->driver_data;  in mgsl_chars_in_buffer()
2296 	struct mgsl_struct *info = tty->driver_data;  in mgsl_flush_buffer()
2324 	struct mgsl_struct *info = tty->driver_data;  in mgsl_send_xchar()
2353 	struct mgsl_struct *info = tty->driver_data;  in mgsl_throttle()
2383 	struct mgsl_struct *info = tty->driver_data;  in mgsl_unthrottle()
2418 static int mgsl_get_stats(struct mgsl_struct * info, struct mgsl_icount __user *user_icount)  in mgsl_get_stats()
2449 static int mgsl_get_params(struct mgsl_struct * info, MGSL_PARAMS __user *user_params)  in mgsl_get_params()
2481 static int mgsl_set_params(struct mgsl_struct * info, MGSL_PARAMS __user *new_params)  in mgsl_set_params()
2519 static int mgsl_get_txidle(struct mgsl_struct * info, int __user *idle_mode)  in mgsl_get_txidle()
2546 static int mgsl_set_txidle(struct mgsl_struct * info, int idle_mode)  in mgsl_set_txidle()
2573 static int mgsl_txenable(struct mgsl_struct * info, int enable)  in mgsl_txenable()
2610 static int mgsl_txabort(struct mgsl_struct * info)  in mgsl_txabort()
2637 static int mgsl_rxenable(struct mgsl_struct * info, int enable)  in mgsl_rxenable()
2666 static int mgsl_wait_event(struct mgsl_struct * info, int __user * mask_ptr)  in mgsl_wait_event()
2788 static int modem_input_wait(struct mgsl_struct *info,int arg)  in modem_input_wait()
2842 	struct mgsl_struct *info = tty->driver_data;  in tiocmget()
2868 	struct mgsl_struct *info = tty->driver_data;  in tiocmset()
2899 	struct mgsl_struct * info = tty->driver_data;  in mgsl_break()
2929 	struct mgsl_struct * info = tty->driver_data;  in msgl_get_icount()
2964 	struct mgsl_struct * info = tty->driver_data;  in mgsl_ioctl()
2982 static int mgsl_ioctl_common(struct mgsl_struct *info, unsigned int cmd, unsigned long arg)  in mgsl_ioctl_common()
3032 	struct mgsl_struct *info = tty->driver_data;  in mgsl_set_termios()
3086 	struct mgsl_struct * info = tty->driver_data;  in mgsl_close()
3128 	struct mgsl_struct * info = tty->driver_data;  in mgsl_wait_until_sent()
3199 	struct mgsl_struct * info = tty->driver_data;  in mgsl_hangup()
3228 	struct mgsl_struct *info = container_of(port, struct mgsl_struct, port);  in carrier_raised()
3238 	struct mgsl_struct *info = container_of(port, struct mgsl_struct, port);  in dtr_rts()
3265 			   struct mgsl_struct *info)  in block_til_ready()
3358 	struct mgsl_struct *info;  in mgsl_install()
3391 	struct mgsl_struct *info = tty->driver_data;  in mgsl_open()
3457 static inline void line_info(struct seq_file *m, struct mgsl_struct *info)  in line_info()
3551 	struct mgsl_struct *info;  in mgsl_proc_show()
3584 static int mgsl_allocate_dma_buffers(struct mgsl_struct *info)  in mgsl_allocate_dma_buffers()
3691 static int mgsl_alloc_buffer_list_memory( struct mgsl_struct *info )  in mgsl_alloc_buffer_list_memory()
3775 static void mgsl_free_buffer_list_memory( struct mgsl_struct *info )  in mgsl_free_buffer_list_memory()
3802 static int mgsl_alloc_frame_memory(struct mgsl_struct *info,DMABUFFERENTRY *BufferList,int Bufferco…  in mgsl_alloc_frame_memory()
3843 static void mgsl_free_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList, int Buffer…  in mgsl_free_frame_memory()
3866 static void mgsl_free_dma_buffers( struct mgsl_struct *info )  in mgsl_free_dma_buffers()
3887 static int mgsl_alloc_intermediate_rxbuffer_memory(struct mgsl_struct *info)  in mgsl_alloc_intermediate_rxbuffer_memory()
3913 static void mgsl_free_intermediate_rxbuffer_memory(struct mgsl_struct *info)  in mgsl_free_intermediate_rxbuffer_memory()
3935 static int mgsl_alloc_intermediate_txbuffer_memory(struct mgsl_struct *info)  in mgsl_alloc_intermediate_txbuffer_memory()
3971 static void mgsl_free_intermediate_txbuffer_memory(struct mgsl_struct *info)  in mgsl_free_intermediate_txbuffer_memory()
4001 static bool load_next_tx_holding_buffer(struct mgsl_struct *info)  in load_next_tx_holding_buffer()
4047 static int save_tx_buffer_request(struct mgsl_struct *info,const char *Buffer, unsigned int BufferS…  in save_tx_buffer_request()
4066 static int mgsl_claim_resources(struct mgsl_struct *info)  in mgsl_claim_resources()
4149 static void mgsl_release_resources(struct mgsl_struct *info)  in mgsl_release_resources()
4203 static void mgsl_add_device( struct mgsl_struct *info )  in mgsl_add_device()
4233 		struct mgsl_struct *current_dev = mgsl_device_list;  in mgsl_add_device()
4274 static struct mgsl_struct* mgsl_allocate_device(void)  in mgsl_allocate_device()
4276 	struct mgsl_struct *info;  in mgsl_allocate_device()
4278 	info = kzalloc(sizeof(struct mgsl_struct),  in mgsl_allocate_device()
4373 	struct mgsl_struct *info;  in mgsl_enum_isa_devices()
4407 	struct mgsl_struct *info;  in synclink_cleanup()
4408 	struct mgsl_struct *tmp;  in synclink_cleanup()
4491 static void usc_RTCmd( struct mgsl_struct *info, u16 Cmd )  in usc_RTCmd()
4518 static void usc_DmaCmd( struct mgsl_struct *info, u16 Cmd )  in usc_DmaCmd()
4545 static void usc_OutDmaReg( struct mgsl_struct *info, u16 RegAddr, u16 RegValue )  in usc_OutDmaReg()
4574 static u16 usc_InDmaReg( struct mgsl_struct *info, u16 RegAddr )  in usc_InDmaReg()
4601 static void usc_OutReg( struct mgsl_struct *info, u16 RegAddr, u16 RegValue )  in usc_OutReg()
4626 static u16 usc_InReg( struct mgsl_struct *info, u16 RegAddr )  in usc_InReg()
4640 static void usc_set_sdlc_mode( struct mgsl_struct *info )  in usc_set_sdlc_mode()
5216 static void usc_enable_loopback(struct mgsl_struct *info, int enable)  in usc_enable_loopback()
5280 static void usc_enable_aux_clock( struct mgsl_struct *info, u32 data_rate )  in usc_enable_aux_clock()
5337 static void usc_process_rxoverrun_sync( struct mgsl_struct *info )  in usc_process_rxoverrun_sync()
5476 static void usc_stop_receiver( struct mgsl_struct *info )  in usc_stop_receiver()
5509 static void usc_start_receiver( struct mgsl_struct *info )  in usc_start_receiver()
5573 static void usc_start_transmitter( struct mgsl_struct *info )  in usc_start_transmitter()
5679 static void usc_stop_transmitter( struct mgsl_struct *info )  in usc_stop_transmitter()
5708 static void usc_load_txfifo( struct mgsl_struct *info )  in usc_load_txfifo()
5765 static void usc_reset( struct mgsl_struct *info )  in usc_reset()
5879 static void usc_set_async_mode( struct mgsl_struct *info )  in usc_set_async_mode()
6077 static void usc_loopback_frame( struct mgsl_struct *info )  in usc_loopback_frame()
6145 static void usc_set_sync_mode( struct mgsl_struct *info )  in usc_set_sync_mode()
6168 static void usc_set_txidle( struct mgsl_struct *info )  in usc_set_txidle()
6231 static void usc_get_serial_signals( struct mgsl_struct *info )  in usc_get_serial_signals()
6267 static void usc_set_serial_signals( struct mgsl_struct *info )  in usc_set_serial_signals()
6299 static void usc_enable_async_clock( struct mgsl_struct *info, u32 data_rate )  in usc_enable_async_clock()
6409 static void mgsl_reset_tx_dma_buffers( struct mgsl_struct *info )  in mgsl_reset_tx_dma_buffers()
6435 static int num_free_tx_dma_buffers(struct mgsl_struct *info)  in num_free_tx_dma_buffers()
6450 static void mgsl_reset_rx_dma_buffers( struct mgsl_struct *info )  in mgsl_reset_rx_dma_buffers()
6478 static void mgsl_free_rx_frame_buffers( struct mgsl_struct *info, unsigned int StartIndex, unsigned…  in mgsl_free_rx_frame_buffers()
6521 static bool mgsl_get_rx_frame(struct mgsl_struct *info)  in mgsl_get_rx_frame()
6719 static bool mgsl_get_raw_rx_frame(struct mgsl_struct *info)  in mgsl_get_raw_rx_frame()
6884 static void mgsl_load_tx_dma_buffer(struct mgsl_struct *info,  in mgsl_load_tx_dma_buffer()
6961 static bool mgsl_register_test( struct mgsl_struct *info )  in mgsl_register_test()
7017 static bool mgsl_irq_test( struct mgsl_struct *info )  in mgsl_irq_test()
7069 static bool mgsl_dma_test( struct mgsl_struct *info )  in mgsl_dma_test()
7361 static int mgsl_adapter_test( struct mgsl_struct *info )  in mgsl_adapter_test()
7403 static bool mgsl_memory_test( struct mgsl_struct *info )  in mgsl_memory_test()
7506 static void mgsl_trace_block(struct mgsl_struct *info,const char* data, int count, int xmit)  in mgsl_trace_block()
7548 	struct mgsl_struct *info = (struct mgsl_struct*)context;  in mgsl_tx_timeout()
7581 static int mgsl_loopmode_send_done( struct mgsl_struct * info )  in mgsl_loopmode_send_done()
7600 static void usc_loopmode_send_done( struct mgsl_struct * info )  in usc_loopmode_send_done()
7610 static void usc_loopmode_cancel_transmit( struct mgsl_struct * info )  in usc_loopmode_cancel_transmit()
7622 static void usc_loopmode_insert_request( struct mgsl_struct * info )  in usc_loopmode_insert_request()
7639 static int usc_loopmode_active( struct mgsl_struct * info)  in usc_loopmode_active()
7659 	struct mgsl_struct *info = dev_to_port(dev);  in hdlcdev_attach()
7704 	struct mgsl_struct *info = dev_to_port(dev);  in hdlcdev_xmit()
7746 	struct mgsl_struct *info = dev_to_port(dev);  in hdlcdev_open()
7804 	struct mgsl_struct *info = dev_to_port(dev);  in hdlcdev_close()
7838 	struct mgsl_struct *info = dev_to_port(dev);  in hdlcdev_ioctl()
7935 	struct mgsl_struct *info = dev_to_port(dev);  in hdlcdev_tx_timeout()
7957 static void hdlcdev_tx_done(struct mgsl_struct *info)  in hdlcdev_tx_done()
7971 static void hdlcdev_rx(struct mgsl_struct *info, char *buf, int size)  in hdlcdev_rx()
8013 static int hdlcdev_init(struct mgsl_struct *info)  in hdlcdev_init()
8058 static void hdlcdev_exit(struct mgsl_struct *info)  in hdlcdev_exit()
8071 	struct mgsl_struct *info;  in synclink_init_one()