247 lines
		
	
	
	
		
			7.8 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			247 lines
		
	
	
	
		
			7.8 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * Driver for Digigram VX soundcards | ||
|  |  * | ||
|  |  * Definitions of DSP commands | ||
|  |  * | ||
|  |  * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de> | ||
|  |  * | ||
|  |  *   This program is free software; you can redistribute it and/or modify | ||
|  |  *   it under the terms of the GNU General Public License as published by | ||
|  |  *   the Free Software Foundation; either version 2 of the License, or | ||
|  |  *   (at your option) any later version. | ||
|  |  * | ||
|  |  *   This program is distributed in the hope that it will be useful, | ||
|  |  *   but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
|  |  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | ||
|  |  *   GNU General Public License for more details. | ||
|  |  * | ||
|  |  *   You should have received a copy of the GNU General Public License | ||
|  |  *   along with this program; if not, write to the Free Software | ||
|  |  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA | ||
|  |  */ | ||
|  | 
 | ||
|  | #ifndef __VX_CMD_H
 | ||
|  | #define __VX_CMD_H
 | ||
|  | 
 | ||
|  | enum { | ||
|  | 	CMD_VERSION, | ||
|  | 	CMD_SUPPORTED, | ||
|  | 	CMD_TEST_IT, | ||
|  | 	CMD_SEND_IRQA, | ||
|  | 	CMD_IBL, | ||
|  | 	CMD_ASYNC, | ||
|  | 	CMD_RES_PIPE, | ||
|  | 	CMD_FREE_PIPE, | ||
|  | 	CMD_CONF_PIPE, | ||
|  | 	CMD_ABORT_CONF_PIPE, | ||
|  | 	CMD_PARAM_OUTPUT_PIPE, | ||
|  | 	CMD_STOP_PIPE, | ||
|  | 	CMD_PIPE_STATE, | ||
|  | 	CMD_PIPE_SPL_COUNT, | ||
|  | 	CMD_CAN_START_PIPE, | ||
|  | 	CMD_SIZE_HBUFFER, | ||
|  | 	CMD_START_STREAM, | ||
|  | 	CMD_START_ONE_STREAM, | ||
|  | 	CMD_PAUSE_STREAM, | ||
|  | 	CMD_PAUSE_ONE_STREAM, | ||
|  | 	CMD_STREAM_OUT_LEVEL_ADJUST, | ||
|  | 	CMD_STOP_STREAM, | ||
|  | 	CMD_FORMAT_STREAM_OUT, | ||
|  | 	CMD_FORMAT_STREAM_IN, | ||
|  | 	CMD_GET_STREAM_STATE, | ||
|  | 	CMD_DROP_BYTES_AWAY, | ||
|  | 	CMD_GET_REMAINING_BYTES, | ||
|  | 	CMD_CONNECT_AUDIO, | ||
|  | 	CMD_AUDIO_LEVEL_ADJUST, | ||
|  | 	CMD_AUDIO_VU_PIC_METER, | ||
|  | 	CMD_GET_AUDIO_LEVELS, | ||
|  | 	CMD_GET_NOTIFY_EVENT, | ||
|  | 	CMD_INFO_NOTIFIED, | ||
|  | 	CMD_ACCESS_IO_FCT, | ||
|  | 	CMD_STATUS_R_BUFFERS, | ||
|  | 	CMD_UPDATE_R_BUFFERS, | ||
|  | 	CMD_LOAD_EFFECT_CONTEXT, | ||
|  | 	CMD_EFFECT_ONE_PIPE, | ||
|  | 	CMD_MODIFY_CLOCK, | ||
|  | 	CMD_STREAM1_OUT_SET_N_LEVELS, | ||
|  | 	CMD_PURGE_STREAM_DCMDS, | ||
|  | 	CMD_NOTIFY_PIPE_TIME, | ||
|  | 	CMD_LOAD_EFFECT_CONTEXT_PACKET, | ||
|  | 	CMD_RELIC_R_BUFFER, | ||
|  | 	CMD_RESYNC_AUDIO_INPUTS, | ||
|  | 	CMD_NOTIFY_STREAM_TIME, | ||
|  | 	CMD_STREAM_SAMPLE_COUNT, | ||
|  | 	CMD_CONFIG_TIME_CODE, | ||
|  | 	CMD_GET_TIME_CODE, | ||
|  | 	CMD_MANAGE_SIGNAL, | ||
|  | 	CMD_PARAMETER_STREAM_OUT, | ||
|  | 	CMD_READ_BOARD_FREQ, | ||
|  | 	CMD_GET_STREAM_LEVELS, | ||
|  | 	CMD_PURGE_PIPE_DCMDS, | ||
|  | 	// CMD_SET_STREAM_OUT_EFFECTS,
 | ||
|  | 	// CMD_GET_STREAM_OUT_EFFECTS,
 | ||
|  | 	CMD_CONNECT_MONITORING, | ||
|  | 	CMD_STREAM2_OUT_SET_N_LEVELS, | ||
|  | 	CMD_CANCEL_R_BUFFERS, | ||
|  | 	CMD_NOTIFY_END_OF_BUFFER, | ||
|  | 	CMD_GET_STREAM_VU_METER, | ||
|  | 	CMD_LAST_INDEX | ||
|  | }; | ||
|  | 
 | ||
|  | struct vx_cmd_info { | ||
|  | 	unsigned int opcode;	/* command word */ | ||
|  | 	int length;		/* command length (in words) */ | ||
|  | 	int st_type;		/* status type (RMH_SSIZE_XXX) */ | ||
|  | 	int st_length;		/* fixed length */ | ||
|  | }; | ||
|  | 
 | ||
|  | /* Family and code op of some DSP requests. */ | ||
|  | #define CODE_OP_PIPE_TIME                       0x004e0000
 | ||
|  | #define CODE_OP_START_STREAM                    0x00800000
 | ||
|  | #define CODE_OP_PAUSE_STREAM                    0x00810000
 | ||
|  | #define CODE_OP_OUT_STREAM_LEVEL                0x00820000
 | ||
|  | #define CODE_OP_UPDATE_R_BUFFERS                0x00840000
 | ||
|  | #define CODE_OP_OUT_STREAM1_LEVEL_CURVE         0x00850000
 | ||
|  | #define CODE_OP_OUT_STREAM2_LEVEL_CURVE         0x00930000
 | ||
|  | #define CODE_OP_OUT_STREAM_FORMAT               0x00860000
 | ||
|  | #define CODE_OP_STREAM_TIME                     0x008f0000
 | ||
|  | #define CODE_OP_OUT_STREAM_EXTRAPARAMETER       0x00910000
 | ||
|  | #define CODE_OP_OUT_AUDIO_LEVEL                 0x00c20000
 | ||
|  | 
 | ||
|  | #define NOTIFY_LAST_COMMAND     0x00400000
 | ||
|  | 
 | ||
|  | /* Values for a user delay */ | ||
|  | #define DC_DIFFERED_DELAY       (1<<BIT_DIFFERED_COMMAND)
 | ||
|  | #define DC_NOTIFY_DELAY         (1<<BIT_NOTIFIED_COMMAND)
 | ||
|  | #define DC_HBUFFER_DELAY        (1<<BIT_TIME_RELATIVE_TO_BUFFER)
 | ||
|  | #define DC_MULTIPLE_DELAY       (1<<BIT_RESERVED)
 | ||
|  | #define DC_STREAM_TIME_DELAY    (1<<BIT_STREAM_TIME)
 | ||
|  | #define DC_CANCELLED_DELAY      (1<<BIT_CANCELLED_COMMAND)
 | ||
|  | 
 | ||
|  | /* Values for tiDelayed field in TIME_INFO structure,
 | ||
|  |  * and for pbPause field in PLAY_BUFFER_INFO structure | ||
|  |  */ | ||
|  | #define BIT_DIFFERED_COMMAND                0
 | ||
|  | #define BIT_NOTIFIED_COMMAND                1
 | ||
|  | #define BIT_TIME_RELATIVE_TO_BUFFER         2
 | ||
|  | #define BIT_RESERVED                        3
 | ||
|  | #define BIT_STREAM_TIME                     4
 | ||
|  | #define BIT_CANCELLED_COMMAND               5
 | ||
|  | 
 | ||
|  | /* Access to the "Size" field of the response of the CMD_GET_NOTIFY_EVENT request. */ | ||
|  | #define GET_NOTIFY_EVENT_SIZE_FIELD_MASK    0x000000ff
 | ||
|  | 
 | ||
|  | /* DSP commands general masks */ | ||
|  | #define OPCODE_MASK                 0x00ff0000
 | ||
|  | #define DSP_DIFFERED_COMMAND_MASK   0x0000C000
 | ||
|  | 
 | ||
|  | /* Notifications (NOTIFY_INFO) */ | ||
|  | #define ALL_CMDS_NOTIFIED                   0x0000  // reserved
 | ||
|  | #define START_STREAM_NOTIFIED               0x0001
 | ||
|  | #define PAUSE_STREAM_NOTIFIED               0x0002
 | ||
|  | #define OUT_STREAM_LEVEL_NOTIFIED           0x0003
 | ||
|  | #define OUT_STREAM_PARAMETER_NOTIFIED       0x0004  // left for backward compatibility
 | ||
|  | #define OUT_STREAM_FORMAT_NOTIFIED          0x0004
 | ||
|  | #define PIPE_TIME_NOTIFIED                  0x0005
 | ||
|  | #define OUT_AUDIO_LEVEL_NOTIFIED            0x0006
 | ||
|  | #define OUT_STREAM_LEVEL_CURVE_NOTIFIED     0x0007
 | ||
|  | #define STREAM_TIME_NOTIFIED                0x0008
 | ||
|  | #define OUT_STREAM_EXTRAPARAMETER_NOTIFIED  0x0009
 | ||
|  | #define UNKNOWN_COMMAND_NOTIFIED            0xffff
 | ||
|  | 
 | ||
|  | /* Output pipe parameters setting */ | ||
|  | #define MASK_VALID_PIPE_MPEG_PARAM      0x000040
 | ||
|  | #define MASK_VALID_PIPE_BACKWARD_PARAM  0x000020
 | ||
|  | #define MASK_SET_PIPE_MPEG_PARAM        0x000002
 | ||
|  | #define MASK_SET_PIPE_BACKWARD_PARAM    0x000001
 | ||
|  | 
 | ||
|  | #define MASK_DSP_WORD           0x00FFFFFF
 | ||
|  | #define MASK_ALL_STREAM         0x00FFFFFF
 | ||
|  | #define MASK_DSP_WORD_LEVEL     0x000001FF
 | ||
|  | #define MASK_FIRST_FIELD        0x0000001F
 | ||
|  | #define FIELD_SIZE              5
 | ||
|  | 
 | ||
|  | #define COMMAND_RECORD_MASK     0x000800
 | ||
|  | 
 | ||
|  | /* PipeManagement definition bits (PIPE_DECL_INFO) */ | ||
|  | #define P_UNDERRUN_SKIP_SOUND_MASK				0x01
 | ||
|  | #define P_PREPARE_FOR_MPEG3_MASK				0x02
 | ||
|  | #define P_DO_NOT_RESET_ANALOG_LEVELS			0x04
 | ||
|  | #define P_ALLOW_UNDER_ALLOCATION_MASK			0x08
 | ||
|  | #define P_DATA_MODE_MASK				0x10
 | ||
|  | #define P_ASIO_BUFFER_MANAGEMENT_MASK			0x20
 | ||
|  | 
 | ||
|  | #define BIT_SKIP_SOUND					0x08	// bit 3
 | ||
|  | #define BIT_DATA_MODE					0x10	// bit 4
 | ||
|  |      | ||
|  | /* Bits in the CMD_MODIFY_CLOCK request. */ | ||
|  | #define CMD_MODIFY_CLOCK_FD_BIT     0x00000001
 | ||
|  | #define CMD_MODIFY_CLOCK_T_BIT      0x00000002
 | ||
|  | #define CMD_MODIFY_CLOCK_S_BIT      0x00000004
 | ||
|  | 
 | ||
|  | /* Access to the results of the CMD_GET_TIME_CODE RMH. */ | ||
|  | #define TIME_CODE_V_MASK            0x00800000
 | ||
|  | #define TIME_CODE_N_MASK            0x00400000
 | ||
|  | #define TIME_CODE_B_MASK            0x00200000
 | ||
|  | #define TIME_CODE_W_MASK            0x00100000
 | ||
|  | 
 | ||
|  | /* Values for the CMD_MANAGE_SIGNAL RMH. */ | ||
|  | #define MANAGE_SIGNAL_TIME_CODE     0x01
 | ||
|  | #define MANAGE_SIGNAL_MIDI          0x02
 | ||
|  | 
 | ||
|  | /* Values for the CMD_CONFIG_TIME_CODE RMH. */ | ||
|  | #define CONFIG_TIME_CODE_CANCEL     0x00001000
 | ||
|  |      | ||
|  | /* Mask to get only the effective time from the
 | ||
|  |  * high word out of the 2 returned by the DSP | ||
|  |  */ | ||
|  | #define PCX_TIME_HI_MASK        0x000fffff
 | ||
|  | 
 | ||
|  | /* Values for setting a H-Buffer time */ | ||
|  | #define HBUFFER_TIME_HIGH       0x00200000
 | ||
|  | #define HBUFFER_TIME_LOW        0x00000000
 | ||
|  | 
 | ||
|  | #define NOTIFY_MASK_TIME_HIGH   0x00400000
 | ||
|  | #define MULTIPLE_MASK_TIME_HIGH 0x00100000
 | ||
|  | #define STREAM_MASK_TIME_HIGH   0x00800000
 | ||
|  | 
 | ||
|  | 
 | ||
|  | /*
 | ||
|  |  * | ||
|  |  */ | ||
|  | void vx_init_rmh(struct vx_rmh *rmh, unsigned int cmd); | ||
|  | 
 | ||
|  | /**
 | ||
|  |  * vx_send_pipe_cmd_params - fill first command word for pipe commands | ||
|  |  * @rmh: the rmh to be modified | ||
|  |  * @is_capture: 0 = playback, 1 = capture operation | ||
|  |  * @param1: first pipe-parameter | ||
|  |  * @param2: second pipe-parameter | ||
|  |  */ | ||
|  | static inline void vx_set_pipe_cmd_params(struct vx_rmh *rmh, int is_capture, | ||
|  | 					  int param1, int param2) | ||
|  | { | ||
|  | 	if (is_capture) | ||
|  | 		rmh->Cmd[0] |= COMMAND_RECORD_MASK; | ||
|  | 	rmh->Cmd[0] |= (((u32)param1 & MASK_FIRST_FIELD) << FIELD_SIZE) & MASK_DSP_WORD; | ||
|  | 		 | ||
|  | 	if (param2) | ||
|  | 		rmh->Cmd[0] |= ((u32)param2 & MASK_FIRST_FIELD) & MASK_DSP_WORD; | ||
|  | 	 | ||
|  | } | ||
|  | 
 | ||
|  | /**
 | ||
|  |  * vx_set_stream_cmd_params - fill first command word for stream commands | ||
|  |  * @rmh: the rmh to be modified | ||
|  |  * @is_capture: 0 = playback, 1 = capture operation | ||
|  |  * @pipe: the pipe index (zero-based) | ||
|  |  */ | ||
|  | static inline void vx_set_stream_cmd_params(struct vx_rmh *rmh, int is_capture, int pipe) | ||
|  | { | ||
|  | 	if (is_capture) | ||
|  | 		rmh->Cmd[0] |= COMMAND_RECORD_MASK; | ||
|  | 	rmh->Cmd[0] |= (((u32)pipe & MASK_FIRST_FIELD) << FIELD_SIZE) & MASK_DSP_WORD; | ||
|  | } | ||
|  | 
 | ||
|  | #endif /* __VX_CMD_H */
 |