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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
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8
sound/drivers/vx/Makefile Normal file
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#
# Makefile for ALSA
# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
#
snd-vx-lib-objs := vx_core.o vx_hwdep.o vx_pcm.o vx_mixer.o vx_cmd.o vx_uer.o
obj-$(CONFIG_SND_VX_LIB) += snd-vx-lib.o

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sound/drivers/vx/vx_cmd.c Normal file
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/*
* Driver for Digigram VX soundcards
*
* 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
*/
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/vx_core.h>
#include "vx_cmd.h"
/*
* Array of DSP commands
*/
static struct vx_cmd_info vx_dsp_cmds[] = {
[CMD_VERSION] = { 0x010000, 2, RMH_SSIZE_FIXED, 1 },
[CMD_SUPPORTED] = { 0x020000, 1, RMH_SSIZE_FIXED, 2 },
[CMD_TEST_IT] = { 0x040000, 1, RMH_SSIZE_FIXED, 1 },
[CMD_SEND_IRQA] = { 0x070001, 1, RMH_SSIZE_FIXED, 0 },
[CMD_IBL] = { 0x080000, 1, RMH_SSIZE_FIXED, 4 },
[CMD_ASYNC] = { 0x0A0000, 1, RMH_SSIZE_ARG, 0 },
[CMD_RES_PIPE] = { 0x400000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_FREE_PIPE] = { 0x410000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_CONF_PIPE] = { 0x42A101, 2, RMH_SSIZE_FIXED, 0 },
[CMD_ABORT_CONF_PIPE] = { 0x42A100, 2, RMH_SSIZE_FIXED, 0 },
[CMD_PARAM_OUTPUT_PIPE] = { 0x43A000, 2, RMH_SSIZE_FIXED, 0 },
[CMD_STOP_PIPE] = { 0x470004, 1, RMH_SSIZE_FIXED, 0 },
[CMD_PIPE_STATE] = { 0x480000, 1, RMH_SSIZE_FIXED, 1 },
[CMD_PIPE_SPL_COUNT] = { 0x49A000, 2, RMH_SSIZE_FIXED, 2 },
[CMD_CAN_START_PIPE] = { 0x4b0000, 1, RMH_SSIZE_FIXED, 1 },
[CMD_SIZE_HBUFFER] = { 0x4C0000, 1, RMH_SSIZE_FIXED, 1 },
[CMD_START_STREAM] = { 0x80A000, 2, RMH_SSIZE_FIXED, 0 },
[CMD_START_ONE_STREAM] = { 0x800000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_PAUSE_STREAM] = { 0x81A000, 2, RMH_SSIZE_FIXED, 0 },
[CMD_PAUSE_ONE_STREAM] = { 0x810000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_STREAM_OUT_LEVEL_ADJUST] = { 0x828000, 2, RMH_SSIZE_FIXED, 0 },
[CMD_STOP_STREAM] = { 0x830000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_FORMAT_STREAM_OUT] = { 0x868000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_FORMAT_STREAM_IN] = { 0x878800, 1, RMH_SSIZE_FIXED, 0 },
[CMD_GET_STREAM_STATE] = { 0x890001, 2, RMH_SSIZE_FIXED, 1 },
[CMD_DROP_BYTES_AWAY] = { 0x8A8000, 2, RMH_SSIZE_FIXED, 0 },
[CMD_GET_REMAINING_BYTES] = { 0x8D0800, 1, RMH_SSIZE_FIXED, 2 },
[CMD_CONNECT_AUDIO] = { 0xC10000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_AUDIO_LEVEL_ADJUST] = { 0xC2A000, 3, RMH_SSIZE_FIXED, 0 },
[CMD_AUDIO_VU_PIC_METER] = { 0xC3A003, 2, RMH_SSIZE_FIXED, 1 },
[CMD_GET_AUDIO_LEVELS] = { 0xC4A000, 2, RMH_SSIZE_FIXED, 0 },
[CMD_GET_NOTIFY_EVENT] = { 0x4D0000, 1, RMH_SSIZE_ARG, 0 },
[CMD_INFO_NOTIFIED] = { 0x0B0000, 1, RMH_SSIZE_FIXED, 2 },
[CMD_ACCESS_IO_FCT] = { 0x098000, 1, RMH_SSIZE_ARG, 0 },
[CMD_STATUS_R_BUFFERS] = { 0x440000, 1, RMH_SSIZE_ARG, 0 },
[CMD_UPDATE_R_BUFFERS] = { 0x848000, 4, RMH_SSIZE_FIXED, 0 },
[CMD_LOAD_EFFECT_CONTEXT] = { 0x0c8000, 3, RMH_SSIZE_FIXED, 1 },
[CMD_EFFECT_ONE_PIPE] = { 0x458000, 0, RMH_SSIZE_FIXED, 0 },
[CMD_MODIFY_CLOCK] = { 0x0d0000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_STREAM1_OUT_SET_N_LEVELS] ={ 0x858000, 3, RMH_SSIZE_FIXED, 0 },
[CMD_PURGE_STREAM_DCMDS] = { 0x8b8000, 3, RMH_SSIZE_FIXED, 0 },
[CMD_NOTIFY_PIPE_TIME] = { 0x4e0000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_LOAD_EFFECT_CONTEXT_PACKET] = { 0x0c8000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_RELIC_R_BUFFER] = { 0x8e0800, 1, RMH_SSIZE_FIXED, 1 },
[CMD_RESYNC_AUDIO_INPUTS] = { 0x0e0000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_NOTIFY_STREAM_TIME] = { 0x8f0000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_STREAM_SAMPLE_COUNT] = { 0x900000, 1, RMH_SSIZE_FIXED, 2 },
[CMD_CONFIG_TIME_CODE] = { 0x050000, 2, RMH_SSIZE_FIXED, 0 },
[CMD_GET_TIME_CODE] = { 0x060000, 1, RMH_SSIZE_FIXED, 5 },
[CMD_MANAGE_SIGNAL] = { 0x0f0000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_PARAMETER_STREAM_OUT] = { 0x91A000, 3, RMH_SSIZE_FIXED, 0 },
[CMD_READ_BOARD_FREQ] = { 0x030000, 1, RMH_SSIZE_FIXED, 2 },
[CMD_GET_STREAM_LEVELS] = { 0x8c0000, 1, RMH_SSIZE_FIXED, 3 },
[CMD_PURGE_PIPE_DCMDS] = { 0x4f8000, 3, RMH_SSIZE_FIXED, 0 },
// [CMD_SET_STREAM_OUT_EFFECTS] = { 0x888000, 34, RMH_SSIZE_FIXED, 0 },
// [CMD_GET_STREAM_OUT_EFFECTS] = { 0x928000, 2, RMH_SSIZE_FIXED, 32 },
[CMD_CONNECT_MONITORING] = { 0xC00000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_STREAM2_OUT_SET_N_LEVELS] = { 0x938000, 3, RMH_SSIZE_FIXED, 0 },
[CMD_CANCEL_R_BUFFERS] = { 0x948000, 4, RMH_SSIZE_FIXED, 0 },
[CMD_NOTIFY_END_OF_BUFFER] = { 0x950000, 1, RMH_SSIZE_FIXED, 0 },
[CMD_GET_STREAM_VU_METER] = { 0x95A000, 2, RMH_SSIZE_ARG, 0 },
};
/**
* vx_init_rmh - initialize the RMH instance
* @rmh: the rmh pointer to be initialized
* @cmd: the rmh command to be set
*/
void vx_init_rmh(struct vx_rmh *rmh, unsigned int cmd)
{
if (snd_BUG_ON(cmd >= CMD_LAST_INDEX))
return;
rmh->LgCmd = vx_dsp_cmds[cmd].length;
rmh->LgStat = vx_dsp_cmds[cmd].st_length;
rmh->DspStat = vx_dsp_cmds[cmd].st_type;
rmh->Cmd[0] = vx_dsp_cmds[cmd].opcode;
}

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sound/drivers/vx/vx_cmd.h Normal file
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/*
* 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 */

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/*
* Driver for Digigram VX soundcards
*
* Hardware core part
*
* 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
*/
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/firmware.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/asoundef.h>
#include <sound/info.h>
#include <asm/io.h>
#include <sound/vx_core.h>
#include "vx_cmd.h"
MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
MODULE_DESCRIPTION("Common routines for Digigram VX drivers");
MODULE_LICENSE("GPL");
/*
* vx_check_reg_bit - wait for the specified bit is set/reset on a register
* @reg: register to check
* @mask: bit mask
* @bit: resultant bit to be checked
* @time: time-out of loop in msec
*
* returns zero if a bit matches, or a negative error code.
*/
int snd_vx_check_reg_bit(struct vx_core *chip, int reg, int mask, int bit, int time)
{
unsigned long end_time = jiffies + (time * HZ + 999) / 1000;
static char *reg_names[VX_REG_MAX] = {
"ICR", "CVR", "ISR", "IVR", "RXH", "RXM", "RXL",
"DMA", "CDSP", "RFREQ", "RUER/V2", "DATA", "MEMIRQ",
"ACQ", "BIT0", "BIT1", "MIC0", "MIC1", "MIC2",
"MIC3", "INTCSR", "CNTRL", "GPIOC",
"LOFREQ", "HIFREQ", "CSUER", "RUER"
};
do {
if ((snd_vx_inb(chip, reg) & mask) == bit)
return 0;
//msleep(10);
} while (time_after_eq(end_time, jiffies));
snd_printd(KERN_DEBUG "vx_check_reg_bit: timeout, reg=%s, mask=0x%x, val=0x%x\n", reg_names[reg], mask, snd_vx_inb(chip, reg));
return -EIO;
}
EXPORT_SYMBOL(snd_vx_check_reg_bit);
/*
* vx_send_irq_dsp - set command irq bit
* @num: the requested IRQ type, IRQ_XXX
*
* this triggers the specified IRQ request
* returns 0 if successful, or a negative error code.
*
*/
static int vx_send_irq_dsp(struct vx_core *chip, int num)
{
int nirq;
/* wait for Hc = 0 */
if (snd_vx_check_reg_bit(chip, VX_CVR, CVR_HC, 0, 200) < 0)
return -EIO;
nirq = num;
if (vx_has_new_dsp(chip))
nirq += VXP_IRQ_OFFSET;
vx_outb(chip, CVR, (nirq >> 1) | CVR_HC);
return 0;
}
/*
* vx_reset_chk - reset CHK bit on ISR
*
* returns 0 if successful, or a negative error code.
*/
static int vx_reset_chk(struct vx_core *chip)
{
/* Reset irq CHK */
if (vx_send_irq_dsp(chip, IRQ_RESET_CHK) < 0)
return -EIO;
/* Wait until CHK = 0 */
if (vx_check_isr(chip, ISR_CHK, 0, 200) < 0)
return -EIO;
return 0;
}
/*
* vx_transfer_end - terminate message transfer
* @cmd: IRQ message to send (IRQ_MESS_XXX_END)
*
* returns 0 if successful, or a negative error code.
* the error code can be VX-specific, retrieved via vx_get_error().
* NB: call with mutex held!
*/
static int vx_transfer_end(struct vx_core *chip, int cmd)
{
int err;
if ((err = vx_reset_chk(chip)) < 0)
return err;
/* irq MESS_READ/WRITE_END */
if ((err = vx_send_irq_dsp(chip, cmd)) < 0)
return err;
/* Wait CHK = 1 */
if ((err = vx_wait_isr_bit(chip, ISR_CHK)) < 0)
return err;
/* If error, Read RX */
if ((err = vx_inb(chip, ISR)) & ISR_ERR) {
if ((err = vx_wait_for_rx_full(chip)) < 0) {
snd_printd(KERN_DEBUG "transfer_end: error in rx_full\n");
return err;
}
err = vx_inb(chip, RXH) << 16;
err |= vx_inb(chip, RXM) << 8;
err |= vx_inb(chip, RXL);
snd_printd(KERN_DEBUG "transfer_end: error = 0x%x\n", err);
return -(VX_ERR_MASK | err);
}
return 0;
}
/*
* vx_read_status - return the status rmh
* @rmh: rmh record to store the status
*
* returns 0 if successful, or a negative error code.
* the error code can be VX-specific, retrieved via vx_get_error().
* NB: call with mutex held!
*/
static int vx_read_status(struct vx_core *chip, struct vx_rmh *rmh)
{
int i, err, val, size;
/* no read necessary? */
if (rmh->DspStat == RMH_SSIZE_FIXED && rmh->LgStat == 0)
return 0;
/* Wait for RX full (with timeout protection)
* The first word of status is in RX
*/
err = vx_wait_for_rx_full(chip);
if (err < 0)
return err;
/* Read RX */
val = vx_inb(chip, RXH) << 16;
val |= vx_inb(chip, RXM) << 8;
val |= vx_inb(chip, RXL);
/* If status given by DSP, let's decode its size */
switch (rmh->DspStat) {
case RMH_SSIZE_ARG:
size = val & 0xff;
rmh->Stat[0] = val & 0xffff00;
rmh->LgStat = size + 1;
break;
case RMH_SSIZE_MASK:
/* Let's count the arg numbers from a mask */
rmh->Stat[0] = val;
size = 0;
while (val) {
if (val & 0x01)
size++;
val >>= 1;
}
rmh->LgStat = size + 1;
break;
default:
/* else retrieve the status length given by the driver */
size = rmh->LgStat;
rmh->Stat[0] = val; /* Val is the status 1st word */
size--; /* hence adjust remaining length */
break;
}
if (size < 1)
return 0;
if (snd_BUG_ON(size >= SIZE_MAX_STATUS))
return -EINVAL;
for (i = 1; i <= size; i++) {
/* trigger an irq MESS_WRITE_NEXT */
err = vx_send_irq_dsp(chip, IRQ_MESS_WRITE_NEXT);
if (err < 0)
return err;
/* Wait for RX full (with timeout protection) */
err = vx_wait_for_rx_full(chip);
if (err < 0)
return err;
rmh->Stat[i] = vx_inb(chip, RXH) << 16;
rmh->Stat[i] |= vx_inb(chip, RXM) << 8;
rmh->Stat[i] |= vx_inb(chip, RXL);
}
return vx_transfer_end(chip, IRQ_MESS_WRITE_END);
}
#define MASK_MORE_THAN_1_WORD_COMMAND 0x00008000
#define MASK_1_WORD_COMMAND 0x00ff7fff
/*
* vx_send_msg_nolock - send a DSP message and read back the status
* @rmh: the rmh record to send and receive
*
* returns 0 if successful, or a negative error code.
* the error code can be VX-specific, retrieved via vx_get_error().
*
* this function doesn't call mutex lock at all.
*/
int vx_send_msg_nolock(struct vx_core *chip, struct vx_rmh *rmh)
{
int i, err;
if (chip->chip_status & VX_STAT_IS_STALE)
return -EBUSY;
if ((err = vx_reset_chk(chip)) < 0) {
snd_printd(KERN_DEBUG "vx_send_msg: vx_reset_chk error\n");
return err;
}
#if 0
printk(KERN_DEBUG "rmh: cmd = 0x%06x, length = %d, stype = %d\n",
rmh->Cmd[0], rmh->LgCmd, rmh->DspStat);
if (rmh->LgCmd > 1) {
printk(KERN_DEBUG " ");
for (i = 1; i < rmh->LgCmd; i++)
printk("0x%06x ", rmh->Cmd[i]);
printk("\n");
}
#endif
/* Check bit M is set according to length of the command */
if (rmh->LgCmd > 1)
rmh->Cmd[0] |= MASK_MORE_THAN_1_WORD_COMMAND;
else
rmh->Cmd[0] &= MASK_1_WORD_COMMAND;
/* Wait for TX empty */
if ((err = vx_wait_isr_bit(chip, ISR_TX_EMPTY)) < 0) {
snd_printd(KERN_DEBUG "vx_send_msg: wait tx empty error\n");
return err;
}
/* Write Cmd[0] */
vx_outb(chip, TXH, (rmh->Cmd[0] >> 16) & 0xff);
vx_outb(chip, TXM, (rmh->Cmd[0] >> 8) & 0xff);
vx_outb(chip, TXL, rmh->Cmd[0] & 0xff);
/* Trigger irq MESSAGE */
if ((err = vx_send_irq_dsp(chip, IRQ_MESSAGE)) < 0) {
snd_printd(KERN_DEBUG "vx_send_msg: send IRQ_MESSAGE error\n");
return err;
}
/* Wait for CHK = 1 */
if ((err = vx_wait_isr_bit(chip, ISR_CHK)) < 0)
return err;
/* If error, get error value from RX */
if (vx_inb(chip, ISR) & ISR_ERR) {
if ((err = vx_wait_for_rx_full(chip)) < 0) {
snd_printd(KERN_DEBUG "vx_send_msg: rx_full read error\n");
return err;
}
err = vx_inb(chip, RXH) << 16;
err |= vx_inb(chip, RXM) << 8;
err |= vx_inb(chip, RXL);
snd_printd(KERN_DEBUG "msg got error = 0x%x at cmd[0]\n", err);
err = -(VX_ERR_MASK | err);
return err;
}
/* Send the other words */
if (rmh->LgCmd > 1) {
for (i = 1; i < rmh->LgCmd; i++) {
/* Wait for TX ready */
if ((err = vx_wait_isr_bit(chip, ISR_TX_READY)) < 0) {
snd_printd(KERN_DEBUG "vx_send_msg: tx_ready error\n");
return err;
}
/* Write Cmd[i] */
vx_outb(chip, TXH, (rmh->Cmd[i] >> 16) & 0xff);
vx_outb(chip, TXM, (rmh->Cmd[i] >> 8) & 0xff);
vx_outb(chip, TXL, rmh->Cmd[i] & 0xff);
/* Trigger irq MESS_READ_NEXT */
if ((err = vx_send_irq_dsp(chip, IRQ_MESS_READ_NEXT)) < 0) {
snd_printd(KERN_DEBUG "vx_send_msg: IRQ_READ_NEXT error\n");
return err;
}
}
/* Wait for TX empty */
if ((err = vx_wait_isr_bit(chip, ISR_TX_READY)) < 0) {
snd_printd(KERN_DEBUG "vx_send_msg: TX_READY error\n");
return err;
}
/* End of transfer */
err = vx_transfer_end(chip, IRQ_MESS_READ_END);
if (err < 0)
return err;
}
return vx_read_status(chip, rmh);
}
/*
* vx_send_msg - send a DSP message with mutex
* @rmh: the rmh record to send and receive
*
* returns 0 if successful, or a negative error code.
* see vx_send_msg_nolock().
*/
int vx_send_msg(struct vx_core *chip, struct vx_rmh *rmh)
{
int err;
mutex_lock(&chip->lock);
err = vx_send_msg_nolock(chip, rmh);
mutex_unlock(&chip->lock);
return err;
}
/*
* vx_send_rih_nolock - send an RIH to xilinx
* @cmd: the command to send
*
* returns 0 if successful, or a negative error code.
* the error code can be VX-specific, retrieved via vx_get_error().
*
* this function doesn't call mutex at all.
*
* unlike RMH, no command is sent to DSP.
*/
int vx_send_rih_nolock(struct vx_core *chip, int cmd)
{
int err;
if (chip->chip_status & VX_STAT_IS_STALE)
return -EBUSY;
#if 0
printk(KERN_DEBUG "send_rih: cmd = 0x%x\n", cmd);
#endif
if ((err = vx_reset_chk(chip)) < 0)
return err;
/* send the IRQ */
if ((err = vx_send_irq_dsp(chip, cmd)) < 0)
return err;
/* Wait CHK = 1 */
if ((err = vx_wait_isr_bit(chip, ISR_CHK)) < 0)
return err;
/* If error, read RX */
if (vx_inb(chip, ISR) & ISR_ERR) {
if ((err = vx_wait_for_rx_full(chip)) < 0)
return err;
err = vx_inb(chip, RXH) << 16;
err |= vx_inb(chip, RXM) << 8;
err |= vx_inb(chip, RXL);
return -(VX_ERR_MASK | err);
}
return 0;
}
/*
* vx_send_rih - send an RIH with mutex
* @cmd: the command to send
*
* see vx_send_rih_nolock().
*/
int vx_send_rih(struct vx_core *chip, int cmd)
{
int err;
mutex_lock(&chip->lock);
err = vx_send_rih_nolock(chip, cmd);
mutex_unlock(&chip->lock);
return err;
}
#define END_OF_RESET_WAIT_TIME 500 /* us */
/**
* snd_vx_boot_xilinx - boot up the xilinx interface
* @boot: the boot record to load
*/
int snd_vx_load_boot_image(struct vx_core *chip, const struct firmware *boot)
{
unsigned int i;
int no_fillup = vx_has_new_dsp(chip);
/* check the length of boot image */
if (boot->size <= 0)
return -EINVAL;
if (boot->size % 3)
return -EINVAL;
#if 0
{
/* more strict check */
unsigned int c = ((u32)boot->data[0] << 16) | ((u32)boot->data[1] << 8) | boot->data[2];
if (boot->size != (c + 2) * 3)
return -EINVAL;
}
#endif
/* reset dsp */
vx_reset_dsp(chip);
udelay(END_OF_RESET_WAIT_TIME); /* another wait? */
/* download boot strap */
for (i = 0; i < 0x600; i += 3) {
if (i >= boot->size) {
if (no_fillup)
break;
if (vx_wait_isr_bit(chip, ISR_TX_EMPTY) < 0) {
snd_printk(KERN_ERR "dsp boot failed at %d\n", i);
return -EIO;
}
vx_outb(chip, TXH, 0);
vx_outb(chip, TXM, 0);
vx_outb(chip, TXL, 0);
} else {
const unsigned char *image = boot->data + i;
if (vx_wait_isr_bit(chip, ISR_TX_EMPTY) < 0) {
snd_printk(KERN_ERR "dsp boot failed at %d\n", i);
return -EIO;
}
vx_outb(chip, TXH, image[0]);
vx_outb(chip, TXM, image[1]);
vx_outb(chip, TXL, image[2]);
}
}
return 0;
}
EXPORT_SYMBOL(snd_vx_load_boot_image);
/*
* vx_test_irq_src - query the source of interrupts
*
* called from irq handler only
*/
static int vx_test_irq_src(struct vx_core *chip, unsigned int *ret)
{
int err;
vx_init_rmh(&chip->irq_rmh, CMD_TEST_IT);
mutex_lock(&chip->lock);
err = vx_send_msg_nolock(chip, &chip->irq_rmh);
if (err < 0)
*ret = 0;
else
*ret = chip->irq_rmh.Stat[0];
mutex_unlock(&chip->lock);
return err;
}
/*
* snd_vx_threaded_irq_handler - threaded irq handler
*/
irqreturn_t snd_vx_threaded_irq_handler(int irq, void *dev)
{
struct vx_core *chip = dev;
unsigned int events;
if (chip->chip_status & VX_STAT_IS_STALE)
return IRQ_HANDLED;
if (vx_test_irq_src(chip, &events) < 0)
return IRQ_HANDLED;
#if 0
if (events & 0x000800)
printk(KERN_ERR "DSP Stream underrun ! IRQ events = 0x%x\n", events);
#endif
// printk(KERN_DEBUG "IRQ events = 0x%x\n", events);
/* We must prevent any application using this DSP
* and block any further request until the application
* either unregisters or reloads the DSP
*/
if (events & FATAL_DSP_ERROR) {
snd_printk(KERN_ERR "vx_core: fatal DSP error!!\n");
return IRQ_HANDLED;
}
/* The start on time code conditions are filled (ie the time code
* received by the board is equal to one of those given to it).
*/
if (events & TIME_CODE_EVENT_PENDING)
; /* so far, nothing to do yet */
/* The frequency has changed on the board (UER mode). */
if (events & FREQUENCY_CHANGE_EVENT_PENDING)
vx_change_frequency(chip);
/* update the pcm streams */
vx_pcm_update_intr(chip, events);
return IRQ_HANDLED;
}
EXPORT_SYMBOL(snd_vx_threaded_irq_handler);
/**
* snd_vx_irq_handler - interrupt handler
*/
irqreturn_t snd_vx_irq_handler(int irq, void *dev)
{
struct vx_core *chip = dev;
if (! (chip->chip_status & VX_STAT_CHIP_INIT) ||
(chip->chip_status & VX_STAT_IS_STALE))
return IRQ_NONE;
if (! vx_test_and_ack(chip))
return IRQ_WAKE_THREAD;
return IRQ_NONE;
}
EXPORT_SYMBOL(snd_vx_irq_handler);
/*
*/
static void vx_reset_board(struct vx_core *chip, int cold_reset)
{
if (snd_BUG_ON(!chip->ops->reset_board))
return;
/* current source, later sync'ed with target */
chip->audio_source = VX_AUDIO_SRC_LINE;
if (cold_reset) {
chip->audio_source_target = chip->audio_source;
chip->clock_source = INTERNAL_QUARTZ;
chip->clock_mode = VX_CLOCK_MODE_AUTO;
chip->freq = 48000;
chip->uer_detected = VX_UER_MODE_NOT_PRESENT;
chip->uer_bits = SNDRV_PCM_DEFAULT_CON_SPDIF;
}
chip->ops->reset_board(chip, cold_reset);
vx_reset_codec(chip, cold_reset);
vx_set_internal_clock(chip, chip->freq);
/* Reset the DSP */
vx_reset_dsp(chip);
if (vx_is_pcmcia(chip)) {
/* Acknowledge any pending IRQ and reset the MEMIRQ flag. */
vx_test_and_ack(chip);
vx_validate_irq(chip, 1);
}
/* init CBits */
vx_set_iec958_status(chip, chip->uer_bits);
}
/*
* proc interface
*/
static void vx_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
{
struct vx_core *chip = entry->private_data;
static char *audio_src_vxp[] = { "Line", "Mic", "Digital" };
static char *audio_src_vx2[] = { "Analog", "Analog", "Digital" };
static char *clock_mode[] = { "Auto", "Internal", "External" };
static char *clock_src[] = { "Internal", "External" };
static char *uer_type[] = { "Consumer", "Professional", "Not Present" };
snd_iprintf(buffer, "%s\n", chip->card->longname);
snd_iprintf(buffer, "Xilinx Firmware: %s\n",
chip->chip_status & VX_STAT_XILINX_LOADED ? "Loaded" : "No");
snd_iprintf(buffer, "Device Initialized: %s\n",
chip->chip_status & VX_STAT_DEVICE_INIT ? "Yes" : "No");
snd_iprintf(buffer, "DSP audio info:");
if (chip->audio_info & VX_AUDIO_INFO_REAL_TIME)
snd_iprintf(buffer, " realtime");
if (chip->audio_info & VX_AUDIO_INFO_OFFLINE)
snd_iprintf(buffer, " offline");
if (chip->audio_info & VX_AUDIO_INFO_MPEG1)
snd_iprintf(buffer, " mpeg1");
if (chip->audio_info & VX_AUDIO_INFO_MPEG2)
snd_iprintf(buffer, " mpeg2");
if (chip->audio_info & VX_AUDIO_INFO_LINEAR_8)
snd_iprintf(buffer, " linear8");
if (chip->audio_info & VX_AUDIO_INFO_LINEAR_16)
snd_iprintf(buffer, " linear16");
if (chip->audio_info & VX_AUDIO_INFO_LINEAR_24)
snd_iprintf(buffer, " linear24");
snd_iprintf(buffer, "\n");
snd_iprintf(buffer, "Input Source: %s\n", vx_is_pcmcia(chip) ?
audio_src_vxp[chip->audio_source] :
audio_src_vx2[chip->audio_source]);
snd_iprintf(buffer, "Clock Mode: %s\n", clock_mode[chip->clock_mode]);
snd_iprintf(buffer, "Clock Source: %s\n", clock_src[chip->clock_source]);
snd_iprintf(buffer, "Frequency: %d\n", chip->freq);
snd_iprintf(buffer, "Detected Frequency: %d\n", chip->freq_detected);
snd_iprintf(buffer, "Detected UER type: %s\n", uer_type[chip->uer_detected]);
snd_iprintf(buffer, "Min/Max/Cur IBL: %d/%d/%d (granularity=%d)\n",
chip->ibl.min_size, chip->ibl.max_size, chip->ibl.size,
chip->ibl.granularity);
}
static void vx_proc_init(struct vx_core *chip)
{
struct snd_info_entry *entry;
if (! snd_card_proc_new(chip->card, "vx-status", &entry))
snd_info_set_text_ops(entry, chip, vx_proc_read);
}
/**
* snd_vx_dsp_boot - load the DSP boot
*/
int snd_vx_dsp_boot(struct vx_core *chip, const struct firmware *boot)
{
int err;
int cold_reset = !(chip->chip_status & VX_STAT_DEVICE_INIT);
vx_reset_board(chip, cold_reset);
vx_validate_irq(chip, 0);
if ((err = snd_vx_load_boot_image(chip, boot)) < 0)
return err;
msleep(10);
return 0;
}
EXPORT_SYMBOL(snd_vx_dsp_boot);
/**
* snd_vx_dsp_load - load the DSP image
*/
int snd_vx_dsp_load(struct vx_core *chip, const struct firmware *dsp)
{
unsigned int i;
int err;
unsigned int csum = 0;
const unsigned char *image, *cptr;
if (dsp->size % 3)
return -EINVAL;
vx_toggle_dac_mute(chip, 1);
/* Transfert data buffer from PC to DSP */
for (i = 0; i < dsp->size; i += 3) {
image = dsp->data + i;
/* Wait DSP ready for a new read */
if ((err = vx_wait_isr_bit(chip, ISR_TX_EMPTY)) < 0) {
printk(KERN_ERR
"dsp loading error at position %d\n", i);
return err;
}
cptr = image;
csum ^= *cptr;
csum = (csum >> 24) | (csum << 8);
vx_outb(chip, TXH, *cptr++);
csum ^= *cptr;
csum = (csum >> 24) | (csum << 8);
vx_outb(chip, TXM, *cptr++);
csum ^= *cptr;
csum = (csum >> 24) | (csum << 8);
vx_outb(chip, TXL, *cptr++);
}
snd_printdd(KERN_DEBUG "checksum = 0x%08x\n", csum);
msleep(200);
if ((err = vx_wait_isr_bit(chip, ISR_CHK)) < 0)
return err;
vx_toggle_dac_mute(chip, 0);
vx_test_and_ack(chip);
vx_validate_irq(chip, 1);
return 0;
}
EXPORT_SYMBOL(snd_vx_dsp_load);
#ifdef CONFIG_PM
/*
* suspend
*/
int snd_vx_suspend(struct vx_core *chip)
{
unsigned int i;
snd_power_change_state(chip->card, SNDRV_CTL_POWER_D3hot);
chip->chip_status |= VX_STAT_IN_SUSPEND;
for (i = 0; i < chip->hw->num_codecs; i++)
snd_pcm_suspend_all(chip->pcm[i]);
return 0;
}
EXPORT_SYMBOL(snd_vx_suspend);
/*
* resume
*/
int snd_vx_resume(struct vx_core *chip)
{
int i, err;
chip->chip_status &= ~VX_STAT_CHIP_INIT;
for (i = 0; i < 4; i++) {
if (! chip->firmware[i])
continue;
err = chip->ops->load_dsp(chip, i, chip->firmware[i]);
if (err < 0) {
snd_printk(KERN_ERR "vx: firmware resume error at DSP %d\n", i);
return -EIO;
}
}
chip->chip_status |= VX_STAT_CHIP_INIT;
chip->chip_status &= ~VX_STAT_IN_SUSPEND;
snd_power_change_state(chip->card, SNDRV_CTL_POWER_D0);
return 0;
}
EXPORT_SYMBOL(snd_vx_resume);
#endif
/**
* snd_vx_create - constructor for struct vx_core
* @hw: hardware specific record
*
* this function allocates the instance and prepare for the hardware
* initialization.
*
* return the instance pointer if successful, NULL in error.
*/
struct vx_core *snd_vx_create(struct snd_card *card, struct snd_vx_hardware *hw,
struct snd_vx_ops *ops,
int extra_size)
{
struct vx_core *chip;
if (snd_BUG_ON(!card || !hw || !ops))
return NULL;
chip = kzalloc(sizeof(*chip) + extra_size, GFP_KERNEL);
if (! chip) {
snd_printk(KERN_ERR "vx_core: no memory\n");
return NULL;
}
mutex_init(&chip->lock);
chip->irq = -1;
chip->hw = hw;
chip->type = hw->type;
chip->ops = ops;
mutex_init(&chip->mixer_mutex);
chip->card = card;
card->private_data = chip;
strcpy(card->driver, hw->name);
sprintf(card->shortname, "Digigram %s", hw->name);
vx_proc_init(chip);
return chip;
}
EXPORT_SYMBOL(snd_vx_create);
/*
* module entries
*/
static int __init alsa_vx_core_init(void)
{
return 0;
}
static void __exit alsa_vx_core_exit(void)
{
}
module_init(alsa_vx_core_init)
module_exit(alsa_vx_core_exit)

121
sound/drivers/vx/vx_hwdep.c Normal file
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/*
* Driver for Digigram VX soundcards
*
* DSP firmware management
*
* 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
*/
#include <linux/device.h>
#include <linux/firmware.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/hwdep.h>
#include <sound/vx_core.h>
MODULE_FIRMWARE("vx/bx_1_vxp.b56");
MODULE_FIRMWARE("vx/bx_1_vp4.b56");
MODULE_FIRMWARE("vx/x1_1_vx2.xlx");
MODULE_FIRMWARE("vx/x1_2_v22.xlx");
MODULE_FIRMWARE("vx/x1_1_vxp.xlx");
MODULE_FIRMWARE("vx/x1_1_vp4.xlx");
MODULE_FIRMWARE("vx/bd56002.boot");
MODULE_FIRMWARE("vx/bd563v2.boot");
MODULE_FIRMWARE("vx/bd563s3.boot");
MODULE_FIRMWARE("vx/l_1_vx2.d56");
MODULE_FIRMWARE("vx/l_1_v22.d56");
MODULE_FIRMWARE("vx/l_1_vxp.d56");
MODULE_FIRMWARE("vx/l_1_vp4.d56");
int snd_vx_setup_firmware(struct vx_core *chip)
{
static char *fw_files[VX_TYPE_NUMS][4] = {
[VX_TYPE_BOARD] = {
NULL, "x1_1_vx2.xlx", "bd56002.boot", "l_1_vx2.d56",
},
[VX_TYPE_V2] = {
NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
},
[VX_TYPE_MIC] = {
NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
},
[VX_TYPE_VXPOCKET] = {
"bx_1_vxp.b56", "x1_1_vxp.xlx", "bd563s3.boot", "l_1_vxp.d56"
},
[VX_TYPE_VXP440] = {
"bx_1_vp4.b56", "x1_1_vp4.xlx", "bd563s3.boot", "l_1_vp4.d56"
},
};
int i, err;
for (i = 0; i < 4; i++) {
char path[32];
const struct firmware *fw;
if (! fw_files[chip->type][i])
continue;
sprintf(path, "vx/%s", fw_files[chip->type][i]);
if (request_firmware(&fw, path, chip->dev)) {
snd_printk(KERN_ERR "vx: can't load firmware %s\n", path);
return -ENOENT;
}
err = chip->ops->load_dsp(chip, i, fw);
if (err < 0) {
release_firmware(fw);
return err;
}
if (i == 1)
chip->chip_status |= VX_STAT_XILINX_LOADED;
#ifdef CONFIG_PM
chip->firmware[i] = fw;
#else
release_firmware(fw);
#endif
}
/* ok, we reached to the last one */
/* create the devices if not built yet */
if ((err = snd_vx_pcm_new(chip)) < 0)
return err;
if ((err = snd_vx_mixer_new(chip)) < 0)
return err;
if (chip->ops->add_controls)
if ((err = chip->ops->add_controls(chip)) < 0)
return err;
chip->chip_status |= VX_STAT_DEVICE_INIT;
chip->chip_status |= VX_STAT_CHIP_INIT;
return snd_card_register(chip->card);
}
/* exported */
void snd_vx_free_firmware(struct vx_core *chip)
{
#ifdef CONFIG_PM
int i;
for (i = 0; i < 4; i++)
release_firmware(chip->firmware[i]);
#endif
}
EXPORT_SYMBOL(snd_vx_setup_firmware);
EXPORT_SYMBOL(snd_vx_free_firmware);

1024
sound/drivers/vx/vx_mixer.c Normal file
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File diff suppressed because it is too large Load diff

1261
sound/drivers/vx/vx_pcm.c Normal file
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File diff suppressed because it is too large Load diff

309
sound/drivers/vx/vx_uer.c Normal file
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@ -0,0 +1,309 @@
/*
* Driver for Digigram VX soundcards
*
* IEC958 stuff
*
* 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
*/
#include <linux/delay.h>
#include <sound/core.h>
#include <sound/vx_core.h>
#include "vx_cmd.h"
/*
* vx_modify_board_clock - tell the board that its clock has been modified
* @sync: DSP needs to resynchronize its FIFO
*/
static int vx_modify_board_clock(struct vx_core *chip, int sync)
{
struct vx_rmh rmh;
vx_init_rmh(&rmh, CMD_MODIFY_CLOCK);
/* Ask the DSP to resynchronize its FIFO. */
if (sync)
rmh.Cmd[0] |= CMD_MODIFY_CLOCK_S_BIT;
return vx_send_msg(chip, &rmh);
}
/*
* vx_modify_board_inputs - resync audio inputs
*/
static int vx_modify_board_inputs(struct vx_core *chip)
{
struct vx_rmh rmh;
vx_init_rmh(&rmh, CMD_RESYNC_AUDIO_INPUTS);
rmh.Cmd[0] |= 1 << 0; /* reference: AUDIO 0 */
return vx_send_msg(chip, &rmh);
}
/*
* vx_read_one_cbit - read one bit from UER config
* @index: the bit index
* returns 0 or 1.
*/
static int vx_read_one_cbit(struct vx_core *chip, int index)
{
int val;
mutex_lock(&chip->lock);
if (chip->type >= VX_TYPE_VXPOCKET) {
vx_outb(chip, CSUER, 1); /* read */
vx_outb(chip, RUER, index & XX_UER_CBITS_OFFSET_MASK);
val = (vx_inb(chip, RUER) >> 7) & 0x01;
} else {
vx_outl(chip, CSUER, 1); /* read */
vx_outl(chip, RUER, index & XX_UER_CBITS_OFFSET_MASK);
val = (vx_inl(chip, RUER) >> 7) & 0x01;
}
mutex_unlock(&chip->lock);
return val;
}
/*
* vx_write_one_cbit - write one bit to UER config
* @index: the bit index
* @val: bit value, 0 or 1
*/
static void vx_write_one_cbit(struct vx_core *chip, int index, int val)
{
val = !!val; /* 0 or 1 */
mutex_lock(&chip->lock);
if (vx_is_pcmcia(chip)) {
vx_outb(chip, CSUER, 0); /* write */
vx_outb(chip, RUER, (val << 7) | (index & XX_UER_CBITS_OFFSET_MASK));
} else {
vx_outl(chip, CSUER, 0); /* write */
vx_outl(chip, RUER, (val << 7) | (index & XX_UER_CBITS_OFFSET_MASK));
}
mutex_unlock(&chip->lock);
}
/*
* vx_read_uer_status - read the current UER status
* @mode: pointer to store the UER mode, VX_UER_MODE_XXX
*
* returns the frequency of UER, or 0 if not sync,
* or a negative error code.
*/
static int vx_read_uer_status(struct vx_core *chip, unsigned int *mode)
{
int val, freq;
/* Default values */
freq = 0;
/* Read UER status */
if (vx_is_pcmcia(chip))
val = vx_inb(chip, CSUER);
else
val = vx_inl(chip, CSUER);
if (val < 0)
return val;
/* If clock is present, read frequency */
if (val & VX_SUER_CLOCK_PRESENT_MASK) {
switch (val & VX_SUER_FREQ_MASK) {
case VX_SUER_FREQ_32KHz_MASK:
freq = 32000;
break;
case VX_SUER_FREQ_44KHz_MASK:
freq = 44100;
break;
case VX_SUER_FREQ_48KHz_MASK:
freq = 48000;
break;
}
}
if (val & VX_SUER_DATA_PRESENT_MASK)
/* bit 0 corresponds to consumer/professional bit */
*mode = vx_read_one_cbit(chip, 0) ?
VX_UER_MODE_PROFESSIONAL : VX_UER_MODE_CONSUMER;
else
*mode = VX_UER_MODE_NOT_PRESENT;
return freq;
}
/*
* compute the sample clock value from frequency
*
* The formula is as follows:
*
* HexFreq = (dword) ((double) ((double) 28224000 / (double) Frequency))
* switch ( HexFreq & 0x00000F00 )
* case 0x00000100: ;
* case 0x00000200:
* case 0x00000300: HexFreq -= 0x00000201 ;
* case 0x00000400:
* case 0x00000500:
* case 0x00000600:
* case 0x00000700: HexFreq = (dword) (((double) 28224000 / (double) (Frequency*2)) - 1)
* default : HexFreq = (dword) ((double) 28224000 / (double) (Frequency*4)) - 0x000001FF
*/
static int vx_calc_clock_from_freq(struct vx_core *chip, int freq)
{
int hexfreq;
if (snd_BUG_ON(freq <= 0))
return 0;
hexfreq = (28224000 * 10) / freq;
hexfreq = (hexfreq + 5) / 10;
/* max freq = 55125 Hz */
if (snd_BUG_ON(hexfreq <= 0x00000200))
return 0;
if (hexfreq <= 0x03ff)
return hexfreq - 0x00000201;
if (hexfreq <= 0x07ff)
return (hexfreq / 2) - 1;
if (hexfreq <= 0x0fff)
return (hexfreq / 4) + 0x000001ff;
return 0x5fe; /* min freq = 6893 Hz */
}
/*
* vx_change_clock_source - change the clock source
* @source: the new source
*/
static void vx_change_clock_source(struct vx_core *chip, int source)
{
/* we mute DAC to prevent clicks */
vx_toggle_dac_mute(chip, 1);
mutex_lock(&chip->lock);
chip->ops->set_clock_source(chip, source);
chip->clock_source = source;
mutex_unlock(&chip->lock);
/* unmute */
vx_toggle_dac_mute(chip, 0);
}
/*
* set the internal clock
*/
void vx_set_internal_clock(struct vx_core *chip, unsigned int freq)
{
int clock;
/* Get real clock value */
clock = vx_calc_clock_from_freq(chip, freq);
snd_printdd(KERN_DEBUG "set internal clock to 0x%x from freq %d\n", clock, freq);
mutex_lock(&chip->lock);
if (vx_is_pcmcia(chip)) {
vx_outb(chip, HIFREQ, (clock >> 8) & 0x0f);
vx_outb(chip, LOFREQ, clock & 0xff);
} else {
vx_outl(chip, HIFREQ, (clock >> 8) & 0x0f);
vx_outl(chip, LOFREQ, clock & 0xff);
}
mutex_unlock(&chip->lock);
}
/*
* set the iec958 status bits
* @bits: 32-bit status bits
*/
void vx_set_iec958_status(struct vx_core *chip, unsigned int bits)
{
int i;
if (chip->chip_status & VX_STAT_IS_STALE)
return;
for (i = 0; i < 32; i++)
vx_write_one_cbit(chip, i, bits & (1 << i));
}
/*
* vx_set_clock - change the clock and audio source if necessary
*/
int vx_set_clock(struct vx_core *chip, unsigned int freq)
{
int src_changed = 0;
if (chip->chip_status & VX_STAT_IS_STALE)
return 0;
/* change the audio source if possible */
vx_sync_audio_source(chip);
if (chip->clock_mode == VX_CLOCK_MODE_EXTERNAL ||
(chip->clock_mode == VX_CLOCK_MODE_AUTO &&
chip->audio_source == VX_AUDIO_SRC_DIGITAL)) {
if (chip->clock_source != UER_SYNC) {
vx_change_clock_source(chip, UER_SYNC);
mdelay(6);
src_changed = 1;
}
} else if (chip->clock_mode == VX_CLOCK_MODE_INTERNAL ||
(chip->clock_mode == VX_CLOCK_MODE_AUTO &&
chip->audio_source != VX_AUDIO_SRC_DIGITAL)) {
if (chip->clock_source != INTERNAL_QUARTZ) {
vx_change_clock_source(chip, INTERNAL_QUARTZ);
src_changed = 1;
}
if (chip->freq == freq)
return 0;
vx_set_internal_clock(chip, freq);
if (src_changed)
vx_modify_board_inputs(chip);
}
if (chip->freq == freq)
return 0;
chip->freq = freq;
vx_modify_board_clock(chip, 1);
return 0;
}
/*
* vx_change_frequency - called from interrupt handler
*/
int vx_change_frequency(struct vx_core *chip)
{
int freq;
if (chip->chip_status & VX_STAT_IS_STALE)
return 0;
if (chip->clock_source == INTERNAL_QUARTZ)
return 0;
/*
* Read the real UER board frequency
*/
freq = vx_read_uer_status(chip, &chip->uer_detected);
if (freq < 0)
return freq;
/*
* The frequency computed by the DSP is good and
* is different from the previous computed.
*/
if (freq == 48000 || freq == 44100 || freq == 32000)
chip->freq_detected = freq;
return 0;
}