serial-u16550.c File Reference

#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/ioport.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/rawmidi.h>
#include <sound/initval.h>
#include <linux/serial_reg.h>
#include <linux/jiffies.h>
#include <asm/io.h>

Go to the source code of this file.

Data Structures
struct	snd_uart16550

Macros
#define	SNDRV_SERIAL_SOUNDCANVAS   0 /* Roland Soundcanvas; F5 NN selects part */
#define	SNDRV_SERIAL_MS124T   1 /* Midiator MS-124T */
#define	SNDRV_SERIAL_MS124W_SA   2 /* Midiator MS-124W in S/A mode */
#define	SNDRV_SERIAL_MS124W_MB   3 /* Midiator MS-124W in M/B mode */
#define	SNDRV_SERIAL_GENERIC   4 /* Generic Interface */
#define	SNDRV_SERIAL_MAX_ADAPTOR   SNDRV_SERIAL_GENERIC
#define	SNDRV_SERIAL_NORMALBUFF   0 /* Normal blocking buffer operation */
#define	SNDRV_SERIAL_DROPBUFF   1 /* Non-blocking discard operation */
#define	SNDRV_SERIAL_MAX_OUTS   16 /* max 64, min 16 */
#define	SNDRV_SERIAL_MAX_INS   16 /* max 64, min 16 */
#define	TX_BUFF_SIZE   (1<<15) /* Must be 2^n */
#define	TX_BUFF_MASK   (TX_BUFF_SIZE - 1)
#define	SERIAL_MODE_NOT_OPENED   (0)
#define	SERIAL_MODE_INPUT_OPEN   (1 << 0)
#define	SERIAL_MODE_OUTPUT_OPEN   (1 << 1)
#define	SERIAL_MODE_INPUT_TRIGGERED   (1 << 2)
#define	SERIAL_MODE_OUTPUT_TRIGGERED   (1 << 3)
#define	SND_SERIAL_DRIVER   "snd_serial_u16550"

Functions
	MODULE_DESCRIPTION ("MIDI serial u16550")
	MODULE_LICENSE ("GPL")
	MODULE_SUPPORTED_DEVICE ("{{ALSA, MIDI serial u16550}}")
	module_param_array (index, int, NULL, 0444)
	MODULE_PARM_DESC (index,"Index value for Serial MIDI.")
	module_param_array (id, charp, NULL, 0444)
	MODULE_PARM_DESC (id,"ID string for Serial MIDI.")
	module_param_array (enable, bool, NULL, 0444)
	MODULE_PARM_DESC (enable,"Enable UART16550A chip.")
	module_param_array (port, long, NULL, 0444)
	MODULE_PARM_DESC (port,"Port # for UART16550A chip.")
	module_param_array (irq, int, NULL, 0444)
	MODULE_PARM_DESC (irq,"IRQ # for UART16550A chip.")
	module_param_array (speed, int, NULL, 0444)
	MODULE_PARM_DESC (speed,"Speed in bauds.")
	module_param_array (base, int, NULL, 0444)
	MODULE_PARM_DESC (base,"Base for divisor in bauds.")
	module_param_array (outs, int, NULL, 0444)
	MODULE_PARM_DESC (outs,"Number of MIDI outputs.")
	module_param_array (ins, int, NULL, 0444)
	MODULE_PARM_DESC (ins,"Number of MIDI inputs.")
	module_param_array (droponfull, bool, NULL, 0444)
	MODULE_PARM_DESC (droponfull,"Flag to enable drop-on-full buffer mode")
	module_param_array (adaptor, int, NULL, 0444)
	MODULE_PARM_DESC (adaptor,"Type of adaptor.")

Macro Definition Documentation

#define SERIAL_MODE_INPUT_OPEN   (1 << 0)

Definition at line 115 of file serial-u16550.c.

#define SERIAL_MODE_INPUT_TRIGGERED   (1 << 2)

Definition at line 117 of file serial-u16550.c.

#define SERIAL_MODE_NOT_OPENED   (0)

Definition at line 114 of file serial-u16550.c.

#define SERIAL_MODE_OUTPUT_OPEN   (1 << 1)

Definition at line 116 of file serial-u16550.c.

#define SERIAL_MODE_OUTPUT_TRIGGERED   (1 << 3)

Definition at line 118 of file serial-u16550.c.

#define SND_SERIAL_DRIVER   "snd_serial_u16550"

Definition at line 992 of file serial-u16550.c.

#define SNDRV_SERIAL_DROPBUFF   1 /* Non-blocking discard operation */

Definition at line 68 of file serial-u16550.c.

#define SNDRV_SERIAL_GENERIC   4 /* Generic Interface */

Definition at line 57 of file serial-u16550.c.

#define SNDRV_SERIAL_MAX_ADAPTOR   SNDRV_SERIAL_GENERIC

Definition at line 58 of file serial-u16550.c.

#define SNDRV_SERIAL_MAX_INS   16 /* max 64, min 16 */

Definition at line 109 of file serial-u16550.c.

#define SNDRV_SERIAL_MAX_OUTS   16 /* max 64, min 16 */

Definition at line 108 of file serial-u16550.c.

#define SNDRV_SERIAL_MS124T   1 /* Midiator MS-124T */

Definition at line 54 of file serial-u16550.c.

#define SNDRV_SERIAL_MS124W_MB   3 /* Midiator MS-124W in M/B mode */

Definition at line 56 of file serial-u16550.c.

#define SNDRV_SERIAL_MS124W_SA   2 /* Midiator MS-124W in S/A mode */

Definition at line 55 of file serial-u16550.c.

#define SNDRV_SERIAL_NORMALBUFF   0 /* Normal blocking buffer operation */

Definition at line 67 of file serial-u16550.c.

#define SNDRV_SERIAL_SOUNDCANVAS   0 /* Roland Soundcanvas; F5 NN selects part */

Definition at line 53 of file serial-u16550.c.

#define TX_BUFF_MASK   (TX_BUFF_SIZE - 1)

Definition at line 112 of file serial-u16550.c.

#define TX_BUFF_SIZE   (1<<15) /* Must be 2^n */

Definition at line 111 of file serial-u16550.c.

Function Documentation

MODULE_DESCRIPTION

(

"MIDI serial u16550"

)

MODULE_LICENSE

(

"GPL"

)

module_param_array	(	index	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	id	,
		charp	,
		NULL	,
		0444
	)

module_param_array	(	enable	,
		bool	,
		NULL	,
		0444
	)

module_param_array	(	port	,
		long	,
		NULL	,
		0444
	)

module_param_array	(	irq	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	speed	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	base	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	outs	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	ins	,
		int	,
		NULL	,
		0444
	)

module_param_array	(	droponfull	,
		bool	,
		NULL	,
		0444
	)

module_param_array	(	adaptor	,
		int	,
		NULL	,
		0444
	)

MODULE_PARM_DESC	(	index	,
		"Index value for Serial MIDI."
	)

MODULE_PARM_DESC	(	id	,
		"ID string for Serial MIDI."
	)

MODULE_PARM_DESC	(	enable	,
		"Enable UART16550A chip."
	)

MODULE_PARM_DESC	(	port	,
		"Port # for UART16550A chip."
	)

MODULE_PARM_DESC	(	irq	,
		"IRQ # for UART16550A chip."
	)

MODULE_PARM_DESC	(	speed	,
		"Speed in bauds."
	)

MODULE_PARM_DESC	(	base	,
		"Base for divisor in bauds."
	)

MODULE_PARM_DESC	(	outs	,
		"Number of MIDI outputs."
	)

MODULE_PARM_DESC	(	ins	,
		"Number of MIDI inputs."
	)

MODULE_PARM_DESC	(	droponfull	,
		"Flag to enable drop-on-full buffer mode"
	)

MODULE_PARM_DESC	(	adaptor	,
		"Type of adaptor."
	)

MODULE_SUPPORTED_DEVICE

(

"{{ALSA, MIDI serial u16550}}"

)