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88491386be
linux/sound/pci/maestro3.c
Ville Syrjala 88491386be [ALSA] maestro3: Fix interrupt ack and disable 
Maestro3 driver
Due to a typo interrupts were never actually acked or disabled.

Signed-off-by: Ville Syrjala <syrjala@sci.fi>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2005-05-29 10:08:20 +02:00

2715 lines
84 KiB
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/*
* Driver for ESS Maestro3/Allegro (ES1988) soundcards.
* Copyright (c) 2000 by Zach Brown <zab@zabbo.net>
* Takashi Iwai <tiwai@suse.de>
*
* Most of the hardware init stuffs are based on maestro3 driver for
* OSS/Free by Zach Brown. Many thanks to Zach!
*
* 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
*
*
* ChangeLog:
* Aug. 27, 2001
* - Fixed deadlock on capture
* - Added Canyon3D-2 support by Rob Riggs <rob@pangalactic.org>
*
*/
#define CARD_NAME "ESS Maestro3/Allegro/Canyon3D-2"
#define DRIVER_NAME "Maestro3"
#include <sound/driver.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/mpu401.h>
#include <sound/ac97_codec.h>
#include <sound/initval.h>
MODULE_AUTHOR("Zach Brown <zab@zabbo.net>, Takashi Iwai <tiwai@suse.de>");
MODULE_DESCRIPTION("ESS Maestro3 PCI");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{ESS,Maestro3 PCI},"
"{ESS,ES1988},"
"{ESS,Allegro PCI},"
"{ESS,Allegro-1 PCI},"
"{ESS,Canyon3D-2/LE PCI}}");
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* all enabled */
static int external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
static int amp_gpio[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable this soundcard.");
module_param_array(external_amp, bool, NULL, 0444);
MODULE_PARM_DESC(external_amp, "Enable external amp for " CARD_NAME " soundcard.");
module_param_array(amp_gpio, int, NULL, 0444);
MODULE_PARM_DESC(amp_gpio, "GPIO pin number for external amp. (default = -1)");
#define MAX_PLAYBACKS 2
#define MAX_CAPTURES 1
#define NR_DSPS (MAX_PLAYBACKS + MAX_CAPTURES)
/*
* maestro3 registers
*/
/* Allegro PCI configuration registers */
#define PCI_LEGACY_AUDIO_CTRL 0x40
#define SOUND_BLASTER_ENABLE 0x00000001
#define FM_SYNTHESIS_ENABLE 0x00000002
#define GAME_PORT_ENABLE 0x00000004
#define MPU401_IO_ENABLE 0x00000008
#define MPU401_IRQ_ENABLE 0x00000010
#define ALIAS_10BIT_IO 0x00000020
#define SB_DMA_MASK 0x000000C0
#define SB_DMA_0 0x00000040
#define SB_DMA_1 0x00000040
#define SB_DMA_R 0x00000080
#define SB_DMA_3 0x000000C0
#define SB_IRQ_MASK 0x00000700
#define SB_IRQ_5 0x00000000
#define SB_IRQ_7 0x00000100
#define SB_IRQ_9 0x00000200
#define SB_IRQ_10 0x00000300
#define MIDI_IRQ_MASK 0x00003800
#define SERIAL_IRQ_ENABLE 0x00004000
#define DISABLE_LEGACY 0x00008000
#define PCI_ALLEGRO_CONFIG 0x50
#define SB_ADDR_240 0x00000004
#define MPU_ADDR_MASK 0x00000018
#define MPU_ADDR_330 0x00000000
#define MPU_ADDR_300 0x00000008
#define MPU_ADDR_320 0x00000010
#define MPU_ADDR_340 0x00000018
#define USE_PCI_TIMING 0x00000040
#define POSTED_WRITE_ENABLE 0x00000080
#define DMA_POLICY_MASK 0x00000700
#define DMA_DDMA 0x00000000
#define DMA_TDMA 0x00000100
#define DMA_PCPCI 0x00000200
#define DMA_WBDMA16 0x00000400
#define DMA_WBDMA4 0x00000500
#define DMA_WBDMA2 0x00000600
#define DMA_WBDMA1 0x00000700
#define DMA_SAFE_GUARD 0x00000800
#define HI_PERF_GP_ENABLE 0x00001000
#define PIC_SNOOP_MODE_0 0x00002000
#define PIC_SNOOP_MODE_1 0x00004000
#define SOUNDBLASTER_IRQ_MASK 0x00008000
#define RING_IN_ENABLE 0x00010000
#define SPDIF_TEST_MODE 0x00020000
#define CLK_MULT_MODE_SELECT_2 0x00040000
#define EEPROM_WRITE_ENABLE 0x00080000
#define CODEC_DIR_IN 0x00100000
#define HV_BUTTON_FROM_GD 0x00200000
#define REDUCED_DEBOUNCE 0x00400000
#define HV_CTRL_ENABLE 0x00800000
#define SPDIF_ENABLE 0x01000000
#define CLK_DIV_SELECT 0x06000000
#define CLK_DIV_BY_48 0x00000000
#define CLK_DIV_BY_49 0x02000000
#define CLK_DIV_BY_50 0x04000000
#define CLK_DIV_RESERVED 0x06000000
#define PM_CTRL_ENABLE 0x08000000
#define CLK_MULT_MODE_SELECT 0x30000000
#define CLK_MULT_MODE_SHIFT 28
#define CLK_MULT_MODE_0 0x00000000
#define CLK_MULT_MODE_1 0x10000000
#define CLK_MULT_MODE_2 0x20000000
#define CLK_MULT_MODE_3 0x30000000
#define INT_CLK_SELECT 0x40000000
#define INT_CLK_MULT_RESET 0x80000000
/* M3 */
#define INT_CLK_SRC_NOT_PCI 0x00100000
#define INT_CLK_MULT_ENABLE 0x80000000
#define PCI_ACPI_CONTROL 0x54
#define PCI_ACPI_D0 0x00000000
#define PCI_ACPI_D1 0xB4F70000
#define PCI_ACPI_D2 0xB4F7B4F7
#define PCI_USER_CONFIG 0x58
#define EXT_PCI_MASTER_ENABLE 0x00000001
#define SPDIF_OUT_SELECT 0x00000002
#define TEST_PIN_DIR_CTRL 0x00000004
#define AC97_CODEC_TEST 0x00000020
#define TRI_STATE_BUFFER 0x00000080
#define IN_CLK_12MHZ_SELECT 0x00000100
#define MULTI_FUNC_DISABLE 0x00000200
#define EXT_MASTER_PAIR_SEL 0x00000400
#define PCI_MASTER_SUPPORT 0x00000800
#define STOP_CLOCK_ENABLE 0x00001000
#define EAPD_DRIVE_ENABLE 0x00002000
#define REQ_TRI_STATE_ENABLE 0x00004000
#define REQ_LOW_ENABLE 0x00008000
#define MIDI_1_ENABLE 0x00010000
#define MIDI_2_ENABLE 0x00020000
#define SB_AUDIO_SYNC 0x00040000
#define HV_CTRL_TEST 0x00100000
#define SOUNDBLASTER_TEST 0x00400000
#define PCI_USER_CONFIG_C 0x5C
#define PCI_DDMA_CTRL 0x60
#define DDMA_ENABLE 0x00000001
/* Allegro registers */
#define HOST_INT_CTRL 0x18
#define SB_INT_ENABLE 0x0001
#define MPU401_INT_ENABLE 0x0002
#define ASSP_INT_ENABLE 0x0010
#define RING_INT_ENABLE 0x0020
#define HV_INT_ENABLE 0x0040
#define CLKRUN_GEN_ENABLE 0x0100
#define HV_CTRL_TO_PME 0x0400
#define SOFTWARE_RESET_ENABLE 0x8000
/*
* should be using the above defines, probably.
*/
#define REGB_ENABLE_RESET 0x01
#define REGB_STOP_CLOCK 0x10
#define HOST_INT_STATUS 0x1A
#define SB_INT_PENDING 0x01
#define MPU401_INT_PENDING 0x02
#define ASSP_INT_PENDING 0x10
#define RING_INT_PENDING 0x20
#define HV_INT_PENDING 0x40
#define HARDWARE_VOL_CTRL 0x1B
#define SHADOW_MIX_REG_VOICE 0x1C
#define HW_VOL_COUNTER_VOICE 0x1D
#define SHADOW_MIX_REG_MASTER 0x1E
#define HW_VOL_COUNTER_MASTER 0x1F
#define CODEC_COMMAND 0x30
#define CODEC_READ_B 0x80
#define CODEC_STATUS 0x30
#define CODEC_BUSY_B 0x01
#define CODEC_DATA 0x32
#define RING_BUS_CTRL_A 0x36
#define RAC_PME_ENABLE 0x0100
#define RAC_SDFS_ENABLE 0x0200
#define LAC_PME_ENABLE 0x0400
#define LAC_SDFS_ENABLE 0x0800
#define SERIAL_AC_LINK_ENABLE 0x1000
#define IO_SRAM_ENABLE 0x2000
#define IIS_INPUT_ENABLE 0x8000
#define RING_BUS_CTRL_B 0x38
#define SECOND_CODEC_ID_MASK 0x0003
#define SPDIF_FUNC_ENABLE 0x0010
#define SECOND_AC_ENABLE 0x0020
#define SB_MODULE_INTF_ENABLE 0x0040
#define SSPE_ENABLE 0x0040
#define M3I_DOCK_ENABLE 0x0080
#define SDO_OUT_DEST_CTRL 0x3A
#define COMMAND_ADDR_OUT 0x0003
#define PCM_LR_OUT_LOCAL 0x0000
#define PCM_LR_OUT_REMOTE 0x0004
#define PCM_LR_OUT_MUTE 0x0008
#define PCM_LR_OUT_BOTH 0x000C
#define LINE1_DAC_OUT_LOCAL 0x0000
#define LINE1_DAC_OUT_REMOTE 0x0010
#define LINE1_DAC_OUT_MUTE 0x0020
#define LINE1_DAC_OUT_BOTH 0x0030
#define PCM_CLS_OUT_LOCAL 0x0000
#define PCM_CLS_OUT_REMOTE 0x0040
#define PCM_CLS_OUT_MUTE 0x0080
#define PCM_CLS_OUT_BOTH 0x00C0
#define PCM_RLF_OUT_LOCAL 0x0000
#define PCM_RLF_OUT_REMOTE 0x0100
#define PCM_RLF_OUT_MUTE 0x0200
#define PCM_RLF_OUT_BOTH 0x0300
#define LINE2_DAC_OUT_LOCAL 0x0000
#define LINE2_DAC_OUT_REMOTE 0x0400
#define LINE2_DAC_OUT_MUTE 0x0800
#define LINE2_DAC_OUT_BOTH 0x0C00
#define HANDSET_OUT_LOCAL 0x0000
#define HANDSET_OUT_REMOTE 0x1000
#define HANDSET_OUT_MUTE 0x2000
#define HANDSET_OUT_BOTH 0x3000
#define IO_CTRL_OUT_LOCAL 0x0000
#define IO_CTRL_OUT_REMOTE 0x4000
#define IO_CTRL_OUT_MUTE 0x8000
#define IO_CTRL_OUT_BOTH 0xC000
#define SDO_IN_DEST_CTRL 0x3C
#define STATUS_ADDR_IN 0x0003
#define PCM_LR_IN_LOCAL 0x0000
#define PCM_LR_IN_REMOTE 0x0004
#define PCM_LR_RESERVED 0x0008
#define PCM_LR_IN_BOTH 0x000C
#define LINE1_ADC_IN_LOCAL 0x0000
#define LINE1_ADC_IN_REMOTE 0x0010
#define LINE1_ADC_IN_MUTE 0x0020
#define MIC_ADC_IN_LOCAL 0x0000
#define MIC_ADC_IN_REMOTE 0x0040
#define MIC_ADC_IN_MUTE 0x0080
#define LINE2_DAC_IN_LOCAL 0x0000
#define LINE2_DAC_IN_REMOTE 0x0400
#define LINE2_DAC_IN_MUTE 0x0800
#define HANDSET_IN_LOCAL 0x0000
#define HANDSET_IN_REMOTE 0x1000
#define HANDSET_IN_MUTE 0x2000
#define IO_STATUS_IN_LOCAL 0x0000
#define IO_STATUS_IN_REMOTE 0x4000
#define SPDIF_IN_CTRL 0x3E
#define SPDIF_IN_ENABLE 0x0001
#define GPIO_DATA 0x60
#define GPIO_DATA_MASK 0x0FFF
#define GPIO_HV_STATUS 0x3000
#define GPIO_PME_STATUS 0x4000
#define GPIO_MASK 0x64
#define GPIO_DIRECTION 0x68
#define GPO_PRIMARY_AC97 0x0001
#define GPI_LINEOUT_SENSE 0x0004
#define GPO_SECONDARY_AC97 0x0008
#define GPI_VOL_DOWN 0x0010
#define GPI_VOL_UP 0x0020
#define GPI_IIS_CLK 0x0040
#define GPI_IIS_LRCLK 0x0080
#define GPI_IIS_DATA 0x0100
#define GPI_DOCKING_STATUS 0x0100
#define GPI_HEADPHONE_SENSE 0x0200
#define GPO_EXT_AMP_SHUTDOWN 0x1000
#define GPO_EXT_AMP_M3 1 /* default m3 amp */
#define GPO_EXT_AMP_ALLEGRO 8 /* default allegro amp */
/* M3 */
#define GPO_M3_EXT_AMP_SHUTDN 0x0002
#define ASSP_INDEX_PORT 0x80
#define ASSP_MEMORY_PORT 0x82
#define ASSP_DATA_PORT 0x84
#define MPU401_DATA_PORT 0x98
#define MPU401_STATUS_PORT 0x99
#define CLK_MULT_DATA_PORT 0x9C
#define ASSP_CONTROL_A 0xA2
#define ASSP_0_WS_ENABLE 0x01
#define ASSP_CTRL_A_RESERVED1 0x02
#define ASSP_CTRL_A_RESERVED2 0x04
#define ASSP_CLK_49MHZ_SELECT 0x08
#define FAST_PLU_ENABLE 0x10
#define ASSP_CTRL_A_RESERVED3 0x20
#define DSP_CLK_36MHZ_SELECT 0x40
#define ASSP_CONTROL_B 0xA4
#define RESET_ASSP 0x00
#define RUN_ASSP 0x01
#define ENABLE_ASSP_CLOCK 0x00
#define STOP_ASSP_CLOCK 0x10
#define RESET_TOGGLE 0x40
#define ASSP_CONTROL_C 0xA6
#define ASSP_HOST_INT_ENABLE 0x01
#define FM_ADDR_REMAP_DISABLE 0x02
#define HOST_WRITE_PORT_ENABLE 0x08
#define ASSP_HOST_INT_STATUS 0xAC
#define DSP2HOST_REQ_PIORECORD 0x01
#define DSP2HOST_REQ_I2SRATE 0x02
#define DSP2HOST_REQ_TIMER 0x04
/* AC97 registers */
/* XXX fix this crap up */
/*#define AC97_RESET 0x00*/
#define AC97_VOL_MUTE_B 0x8000
#define AC97_VOL_M 0x1F
#define AC97_LEFT_VOL_S 8
#define AC97_MASTER_VOL 0x02
#define AC97_LINE_LEVEL_VOL 0x04
#define AC97_MASTER_MONO_VOL 0x06
#define AC97_PC_BEEP_VOL 0x0A
#define AC97_PC_BEEP_VOL_M 0x0F
#define AC97_SROUND_MASTER_VOL 0x38
#define AC97_PC_BEEP_VOL_S 1
/*#define AC97_PHONE_VOL 0x0C
#define AC97_MIC_VOL 0x0E*/
#define AC97_MIC_20DB_ENABLE 0x40
/*#define AC97_LINEIN_VOL 0x10
#define AC97_CD_VOL 0x12
#define AC97_VIDEO_VOL 0x14
#define AC97_AUX_VOL 0x16*/
#define AC97_PCM_OUT_VOL 0x18
/*#define AC97_RECORD_SELECT 0x1A*/
#define AC97_RECORD_MIC 0x00
#define AC97_RECORD_CD 0x01
#define AC97_RECORD_VIDEO 0x02
#define AC97_RECORD_AUX 0x03
#define AC97_RECORD_MONO_MUX 0x02
#define AC97_RECORD_DIGITAL 0x03
#define AC97_RECORD_LINE 0x04
#define AC97_RECORD_STEREO 0x05
#define AC97_RECORD_MONO 0x06
#define AC97_RECORD_PHONE 0x07
/*#define AC97_RECORD_GAIN 0x1C*/
#define AC97_RECORD_VOL_M 0x0F
/*#define AC97_GENERAL_PURPOSE 0x20*/
#define AC97_POWER_DOWN_CTRL 0x26
#define AC97_ADC_READY 0x0001
#define AC97_DAC_READY 0x0002
#define AC97_ANALOG_READY 0x0004
#define AC97_VREF_ON 0x0008
#define AC97_PR0 0x0100
#define AC97_PR1 0x0200
#define AC97_PR2 0x0400
#define AC97_PR3 0x0800
#define AC97_PR4 0x1000
#define AC97_RESERVED1 0x28
#define AC97_VENDOR_TEST 0x5A
#define AC97_CLOCK_DELAY 0x5C
#define AC97_LINEOUT_MUX_SEL 0x0001
#define AC97_MONO_MUX_SEL 0x0002
#define AC97_CLOCK_DELAY_SEL 0x1F
#define AC97_DAC_CDS_SHIFT 6
#define AC97_ADC_CDS_SHIFT 11
#define AC97_MULTI_CHANNEL_SEL 0x74
/*#define AC97_VENDOR_ID1 0x7C
#define AC97_VENDOR_ID2 0x7E*/
/*
* ASSP control regs
*/
#define DSP_PORT_TIMER_COUNT 0x06
#define DSP_PORT_MEMORY_INDEX 0x80
#define DSP_PORT_MEMORY_TYPE 0x82
#define MEMTYPE_INTERNAL_CODE 0x0002
#define MEMTYPE_INTERNAL_DATA 0x0003
#define MEMTYPE_MASK 0x0003
#define DSP_PORT_MEMORY_DATA 0x84
#define DSP_PORT_CONTROL_REG_A 0xA2
#define DSP_PORT_CONTROL_REG_B 0xA4
#define DSP_PORT_CONTROL_REG_C 0xA6
#define REV_A_CODE_MEMORY_BEGIN 0x0000
#define REV_A_CODE_MEMORY_END 0x0FFF
#define REV_A_CODE_MEMORY_UNIT_LENGTH 0x0040
#define REV_A_CODE_MEMORY_LENGTH (REV_A_CODE_MEMORY_END - REV_A_CODE_MEMORY_BEGIN + 1)
#define REV_B_CODE_MEMORY_BEGIN 0x0000
#define REV_B_CODE_MEMORY_END 0x0BFF
#define REV_B_CODE_MEMORY_UNIT_LENGTH 0x0040
#define REV_B_CODE_MEMORY_LENGTH (REV_B_CODE_MEMORY_END - REV_B_CODE_MEMORY_BEGIN + 1)
#define REV_A_DATA_MEMORY_BEGIN 0x1000
#define REV_A_DATA_MEMORY_END 0x2FFF
#define REV_A_DATA_MEMORY_UNIT_LENGTH 0x0080
#define REV_A_DATA_MEMORY_LENGTH (REV_A_DATA_MEMORY_END - REV_A_DATA_MEMORY_BEGIN + 1)
#define REV_B_DATA_MEMORY_BEGIN 0x1000
#define REV_B_DATA_MEMORY_END 0x2BFF
#define REV_B_DATA_MEMORY_UNIT_LENGTH 0x0080
#define REV_B_DATA_MEMORY_LENGTH (REV_B_DATA_MEMORY_END - REV_B_DATA_MEMORY_BEGIN + 1)
#define NUM_UNITS_KERNEL_CODE 16
#define NUM_UNITS_KERNEL_DATA 2
#define NUM_UNITS_KERNEL_CODE_WITH_HSP 16
#define NUM_UNITS_KERNEL_DATA_WITH_HSP 5
/*
* Kernel data layout
*/
#define DP_SHIFT_COUNT 7
#define KDATA_BASE_ADDR 0x1000
#define KDATA_BASE_ADDR2 0x1080
#define KDATA_TASK0 (KDATA_BASE_ADDR + 0x0000)
#define KDATA_TASK1 (KDATA_BASE_ADDR + 0x0001)
#define KDATA_TASK2 (KDATA_BASE_ADDR + 0x0002)
#define KDATA_TASK3 (KDATA_BASE_ADDR + 0x0003)
#define KDATA_TASK4 (KDATA_BASE_ADDR + 0x0004)
#define KDATA_TASK5 (KDATA_BASE_ADDR + 0x0005)
#define KDATA_TASK6 (KDATA_BASE_ADDR + 0x0006)
#define KDATA_TASK7 (KDATA_BASE_ADDR + 0x0007)
#define KDATA_TASK_ENDMARK (KDATA_BASE_ADDR + 0x0008)
#define KDATA_CURRENT_TASK (KDATA_BASE_ADDR + 0x0009)
#define KDATA_TASK_SWITCH (KDATA_BASE_ADDR + 0x000A)
#define KDATA_INSTANCE0_POS3D (KDATA_BASE_ADDR + 0x000B)
#define KDATA_INSTANCE1_POS3D (KDATA_BASE_ADDR + 0x000C)
#define KDATA_INSTANCE2_POS3D (KDATA_BASE_ADDR + 0x000D)
#define KDATA_INSTANCE3_POS3D (KDATA_BASE_ADDR + 0x000E)
#define KDATA_INSTANCE4_POS3D (KDATA_BASE_ADDR + 0x000F)
#define KDATA_INSTANCE5_POS3D (KDATA_BASE_ADDR + 0x0010)
#define KDATA_INSTANCE6_POS3D (KDATA_BASE_ADDR + 0x0011)
#define KDATA_INSTANCE7_POS3D (KDATA_BASE_ADDR + 0x0012)
#define KDATA_INSTANCE8_POS3D (KDATA_BASE_ADDR + 0x0013)
#define KDATA_INSTANCE_POS3D_ENDMARK (KDATA_BASE_ADDR + 0x0014)
#define KDATA_INSTANCE0_SPKVIRT (KDATA_BASE_ADDR + 0x0015)
#define KDATA_INSTANCE_SPKVIRT_ENDMARK (KDATA_BASE_ADDR + 0x0016)
#define KDATA_INSTANCE0_SPDIF (KDATA_BASE_ADDR + 0x0017)
#define KDATA_INSTANCE_SPDIF_ENDMARK (KDATA_BASE_ADDR + 0x0018)
#define KDATA_INSTANCE0_MODEM (KDATA_BASE_ADDR + 0x0019)
#define KDATA_INSTANCE_MODEM_ENDMARK (KDATA_BASE_ADDR + 0x001A)
#define KDATA_INSTANCE0_SRC (KDATA_BASE_ADDR + 0x001B)
#define KDATA_INSTANCE1_SRC (KDATA_BASE_ADDR + 0x001C)
#define KDATA_INSTANCE_SRC_ENDMARK (KDATA_BASE_ADDR + 0x001D)
#define KDATA_INSTANCE0_MINISRC (KDATA_BASE_ADDR + 0x001E)
#define KDATA_INSTANCE1_MINISRC (KDATA_BASE_ADDR + 0x001F)
#define KDATA_INSTANCE2_MINISRC (KDATA_BASE_ADDR + 0x0020)
#define KDATA_INSTANCE3_MINISRC (KDATA_BASE_ADDR + 0x0021)
#define KDATA_INSTANCE_MINISRC_ENDMARK (KDATA_BASE_ADDR + 0x0022)
#define KDATA_INSTANCE0_CPYTHRU (KDATA_BASE_ADDR + 0x0023)
#define KDATA_INSTANCE1_CPYTHRU (KDATA_BASE_ADDR + 0x0024)
#define KDATA_INSTANCE_CPYTHRU_ENDMARK (KDATA_BASE_ADDR + 0x0025)
#define KDATA_CURRENT_DMA (KDATA_BASE_ADDR + 0x0026)
#define KDATA_DMA_SWITCH (KDATA_BASE_ADDR + 0x0027)
#define KDATA_DMA_ACTIVE (KDATA_BASE_ADDR + 0x0028)
#define KDATA_DMA_XFER0 (KDATA_BASE_ADDR + 0x0029)
#define KDATA_DMA_XFER1 (KDATA_BASE_ADDR + 0x002A)
#define KDATA_DMA_XFER2 (KDATA_BASE_ADDR + 0x002B)
#define KDATA_DMA_XFER3 (KDATA_BASE_ADDR + 0x002C)
#define KDATA_DMA_XFER4 (KDATA_BASE_ADDR + 0x002D)
#define KDATA_DMA_XFER5 (KDATA_BASE_ADDR + 0x002E)
#define KDATA_DMA_XFER6 (KDATA_BASE_ADDR + 0x002F)
#define KDATA_DMA_XFER7 (KDATA_BASE_ADDR + 0x0030)
#define KDATA_DMA_XFER8 (KDATA_BASE_ADDR + 0x0031)
#define KDATA_DMA_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0032)
#define KDATA_I2S_SAMPLE_COUNT (KDATA_BASE_ADDR + 0x0033)
#define KDATA_I2S_INT_METER (KDATA_BASE_ADDR + 0x0034)
#define KDATA_I2S_ACTIVE (KDATA_BASE_ADDR + 0x0035)
#define KDATA_TIMER_COUNT_RELOAD (KDATA_BASE_ADDR + 0x0036)
#define KDATA_TIMER_COUNT_CURRENT (KDATA_BASE_ADDR + 0x0037)
#define KDATA_HALT_SYNCH_CLIENT (KDATA_BASE_ADDR + 0x0038)
#define KDATA_HALT_SYNCH_DMA (KDATA_BASE_ADDR + 0x0039)
#define KDATA_HALT_ACKNOWLEDGE (KDATA_BASE_ADDR + 0x003A)
#define KDATA_ADC1_XFER0 (KDATA_BASE_ADDR + 0x003B)
#define KDATA_ADC1_XFER_ENDMARK (KDATA_BASE_ADDR + 0x003C)
#define KDATA_ADC1_LEFT_VOLUME (KDATA_BASE_ADDR + 0x003D)
#define KDATA_ADC1_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x003E)
#define KDATA_ADC1_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x003F)
#define KDATA_ADC1_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0040)
#define KDATA_ADC2_XFER0 (KDATA_BASE_ADDR + 0x0041)
#define KDATA_ADC2_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0042)
#define KDATA_ADC2_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0043)
#define KDATA_ADC2_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x0044)
#define KDATA_ADC2_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x0045)
#define KDATA_ADC2_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0046)
#define KDATA_CD_XFER0 (KDATA_BASE_ADDR + 0x0047)
#define KDATA_CD_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0048)
#define KDATA_CD_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0049)
#define KDATA_CD_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x004A)
#define KDATA_CD_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x004B)
#define KDATA_CD_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x004C)
#define KDATA_MIC_XFER0 (KDATA_BASE_ADDR + 0x004D)
#define KDATA_MIC_XFER_ENDMARK (KDATA_BASE_ADDR + 0x004E)
#define KDATA_MIC_VOLUME (KDATA_BASE_ADDR + 0x004F)
#define KDATA_MIC_SUR_VOL (KDATA_BASE_ADDR + 0x0050)
#define KDATA_I2S_XFER0 (KDATA_BASE_ADDR + 0x0051)
#define KDATA_I2S_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0052)
#define KDATA_CHI_XFER0 (KDATA_BASE_ADDR + 0x0053)
#define KDATA_CHI_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0054)
#define KDATA_SPDIF_XFER (KDATA_BASE_ADDR + 0x0055)
#define KDATA_SPDIF_CURRENT_FRAME (KDATA_BASE_ADDR + 0x0056)
#define KDATA_SPDIF_FRAME0 (KDATA_BASE_ADDR + 0x0057)
#define KDATA_SPDIF_FRAME1 (KDATA_BASE_ADDR + 0x0058)
#define KDATA_SPDIF_FRAME2 (KDATA_BASE_ADDR + 0x0059)
#define KDATA_SPDIF_REQUEST (KDATA_BASE_ADDR + 0x005A)
#define KDATA_SPDIF_TEMP (KDATA_BASE_ADDR + 0x005B)
#define KDATA_SPDIFIN_XFER0 (KDATA_BASE_ADDR + 0x005C)
#define KDATA_SPDIFIN_XFER_ENDMARK (KDATA_BASE_ADDR + 0x005D)
#define KDATA_SPDIFIN_INT_METER (KDATA_BASE_ADDR + 0x005E)
#define KDATA_DSP_RESET_COUNT (KDATA_BASE_ADDR + 0x005F)
#define KDATA_DEBUG_OUTPUT (KDATA_BASE_ADDR + 0x0060)
#define KDATA_KERNEL_ISR_LIST (KDATA_BASE_ADDR + 0x0061)
#define KDATA_KERNEL_ISR_CBSR1 (KDATA_BASE_ADDR + 0x0062)
#define KDATA_KERNEL_ISR_CBER1 (KDATA_BASE_ADDR + 0x0063)
#define KDATA_KERNEL_ISR_CBCR (KDATA_BASE_ADDR + 0x0064)
#define KDATA_KERNEL_ISR_AR0 (KDATA_BASE_ADDR + 0x0065)
#define KDATA_KERNEL_ISR_AR1 (KDATA_BASE_ADDR + 0x0066)
#define KDATA_KERNEL_ISR_AR2 (KDATA_BASE_ADDR + 0x0067)
#define KDATA_KERNEL_ISR_AR3 (KDATA_BASE_ADDR + 0x0068)
#define KDATA_KERNEL_ISR_AR4 (KDATA_BASE_ADDR + 0x0069)
#define KDATA_KERNEL_ISR_AR5 (KDATA_BASE_ADDR + 0x006A)
#define KDATA_KERNEL_ISR_BRCR (KDATA_BASE_ADDR + 0x006B)
#define KDATA_KERNEL_ISR_PASR (KDATA_BASE_ADDR + 0x006C)
#define KDATA_KERNEL_ISR_PAER (KDATA_BASE_ADDR + 0x006D)
#define KDATA_CLIENT_SCRATCH0 (KDATA_BASE_ADDR + 0x006E)
#define KDATA_CLIENT_SCRATCH1 (KDATA_BASE_ADDR + 0x006F)
#define KDATA_KERNEL_SCRATCH (KDATA_BASE_ADDR + 0x0070)
#define KDATA_KERNEL_ISR_SCRATCH (KDATA_BASE_ADDR + 0x0071)
#define KDATA_OUEUE_LEFT (KDATA_BASE_ADDR + 0x0072)
#define KDATA_QUEUE_RIGHT (KDATA_BASE_ADDR + 0x0073)
#define KDATA_ADC1_REQUEST (KDATA_BASE_ADDR + 0x0074)
#define KDATA_ADC2_REQUEST (KDATA_BASE_ADDR + 0x0075)
#define KDATA_CD_REQUEST (KDATA_BASE_ADDR + 0x0076)
#define KDATA_MIC_REQUEST (KDATA_BASE_ADDR + 0x0077)
#define KDATA_ADC1_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0078)
#define KDATA_ADC2_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0079)
#define KDATA_CD_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007A)
#define KDATA_MIC_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007B)
#define KDATA_MIC_SYNC_COUNTER (KDATA_BASE_ADDR + 0x007C)
/*
* second 'segment' (?) reserved for mixer
* buffers..
*/
#define KDATA_MIXER_WORD0 (KDATA_BASE_ADDR2 + 0x0000)
#define KDATA_MIXER_WORD1 (KDATA_BASE_ADDR2 + 0x0001)
#define KDATA_MIXER_WORD2 (KDATA_BASE_ADDR2 + 0x0002)
#define KDATA_MIXER_WORD3 (KDATA_BASE_ADDR2 + 0x0003)
#define KDATA_MIXER_WORD4 (KDATA_BASE_ADDR2 + 0x0004)
#define KDATA_MIXER_WORD5 (KDATA_BASE_ADDR2 + 0x0005)
#define KDATA_MIXER_WORD6 (KDATA_BASE_ADDR2 + 0x0006)
#define KDATA_MIXER_WORD7 (KDATA_BASE_ADDR2 + 0x0007)
#define KDATA_MIXER_WORD8 (KDATA_BASE_ADDR2 + 0x0008)
#define KDATA_MIXER_WORD9 (KDATA_BASE_ADDR2 + 0x0009)
#define KDATA_MIXER_WORDA (KDATA_BASE_ADDR2 + 0x000A)
#define KDATA_MIXER_WORDB (KDATA_BASE_ADDR2 + 0x000B)
#define KDATA_MIXER_WORDC (KDATA_BASE_ADDR2 + 0x000C)
#define KDATA_MIXER_WORDD (KDATA_BASE_ADDR2 + 0x000D)
#define KDATA_MIXER_WORDE (KDATA_BASE_ADDR2 + 0x000E)
#define KDATA_MIXER_WORDF (KDATA_BASE_ADDR2 + 0x000F)
#define KDATA_MIXER_XFER0 (KDATA_BASE_ADDR2 + 0x0010)
#define KDATA_MIXER_XFER1 (KDATA_BASE_ADDR2 + 0x0011)
#define KDATA_MIXER_XFER2 (KDATA_BASE_ADDR2 + 0x0012)
#define KDATA_MIXER_XFER3 (KDATA_BASE_ADDR2 + 0x0013)
#define KDATA_MIXER_XFER4 (KDATA_BASE_ADDR2 + 0x0014)
#define KDATA_MIXER_XFER5 (KDATA_BASE_ADDR2 + 0x0015)
#define KDATA_MIXER_XFER6 (KDATA_BASE_ADDR2 + 0x0016)
#define KDATA_MIXER_XFER7 (KDATA_BASE_ADDR2 + 0x0017)
#define KDATA_MIXER_XFER8 (KDATA_BASE_ADDR2 + 0x0018)
#define KDATA_MIXER_XFER9 (KDATA_BASE_ADDR2 + 0x0019)
#define KDATA_MIXER_XFER_ENDMARK (KDATA_BASE_ADDR2 + 0x001A)
#define KDATA_MIXER_TASK_NUMBER (KDATA_BASE_ADDR2 + 0x001B)
#define KDATA_CURRENT_MIXER (KDATA_BASE_ADDR2 + 0x001C)
#define KDATA_MIXER_ACTIVE (KDATA_BASE_ADDR2 + 0x001D)
#define KDATA_MIXER_BANK_STATUS (KDATA_BASE_ADDR2 + 0x001E)
#define KDATA_DAC_LEFT_VOLUME (KDATA_BASE_ADDR2 + 0x001F)
#define KDATA_DAC_RIGHT_VOLUME (KDATA_BASE_ADDR2 + 0x0020)
#define MAX_INSTANCE_MINISRC (KDATA_INSTANCE_MINISRC_ENDMARK - KDATA_INSTANCE0_MINISRC)
#define MAX_VIRTUAL_DMA_CHANNELS (KDATA_DMA_XFER_ENDMARK - KDATA_DMA_XFER0)
#define MAX_VIRTUAL_MIXER_CHANNELS (KDATA_MIXER_XFER_ENDMARK - KDATA_MIXER_XFER0)
#define MAX_VIRTUAL_ADC1_CHANNELS (KDATA_ADC1_XFER_ENDMARK - KDATA_ADC1_XFER0)
/*
* client data area offsets
*/
#define CDATA_INSTANCE_READY 0x00
#define CDATA_HOST_SRC_ADDRL 0x01
#define CDATA_HOST_SRC_ADDRH 0x02
#define CDATA_HOST_SRC_END_PLUS_1L 0x03
#define CDATA_HOST_SRC_END_PLUS_1H 0x04
#define CDATA_HOST_SRC_CURRENTL 0x05
#define CDATA_HOST_SRC_CURRENTH 0x06
#define CDATA_IN_BUF_CONNECT 0x07
#define CDATA_OUT_BUF_CONNECT 0x08
#define CDATA_IN_BUF_BEGIN 0x09
#define CDATA_IN_BUF_END_PLUS_1 0x0A
#define CDATA_IN_BUF_HEAD 0x0B
#define CDATA_IN_BUF_TAIL 0x0C
#define CDATA_OUT_BUF_BEGIN 0x0D
#define CDATA_OUT_BUF_END_PLUS_1 0x0E
#define CDATA_OUT_BUF_HEAD 0x0F
#define CDATA_OUT_BUF_TAIL 0x10
#define CDATA_DMA_CONTROL 0x11
#define CDATA_RESERVED 0x12
#define CDATA_FREQUENCY 0x13
#define CDATA_LEFT_VOLUME 0x14
#define CDATA_RIGHT_VOLUME 0x15
#define CDATA_LEFT_SUR_VOL 0x16
#define CDATA_RIGHT_SUR_VOL 0x17
#define CDATA_HEADER_LEN 0x18
#define SRC3_DIRECTION_OFFSET CDATA_HEADER_LEN
#define SRC3_MODE_OFFSET (CDATA_HEADER_LEN + 1)
#define SRC3_WORD_LENGTH_OFFSET (CDATA_HEADER_LEN + 2)
#define SRC3_PARAMETER_OFFSET (CDATA_HEADER_LEN + 3)
#define SRC3_COEFF_ADDR_OFFSET (CDATA_HEADER_LEN + 8)
#define SRC3_FILTAP_ADDR_OFFSET (CDATA_HEADER_LEN + 10)
#define SRC3_TEMP_INBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 16)
#define SRC3_TEMP_OUTBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 17)
#define MINISRC_IN_BUFFER_SIZE ( 0x50 * 2 )
#define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
#define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
#define MINISRC_TMP_BUFFER_SIZE ( 112 + ( MINISRC_BIQUAD_STAGE * 3 + 4 ) * 2 * 2 )
#define MINISRC_BIQUAD_STAGE 2
#define MINISRC_COEF_LOC 0x175
#define DMACONTROL_BLOCK_MASK 0x000F
#define DMAC_BLOCK0_SELECTOR 0x0000
#define DMAC_BLOCK1_SELECTOR 0x0001
#define DMAC_BLOCK2_SELECTOR 0x0002
#define DMAC_BLOCK3_SELECTOR 0x0003
#define DMAC_BLOCK4_SELECTOR 0x0004
#define DMAC_BLOCK5_SELECTOR 0x0005
#define DMAC_BLOCK6_SELECTOR 0x0006
#define DMAC_BLOCK7_SELECTOR 0x0007
#define DMAC_BLOCK8_SELECTOR 0x0008
#define DMAC_BLOCK9_SELECTOR 0x0009
#define DMAC_BLOCKA_SELECTOR 0x000A
#define DMAC_BLOCKB_SELECTOR 0x000B
#define DMAC_BLOCKC_SELECTOR 0x000C
#define DMAC_BLOCKD_SELECTOR 0x000D
#define DMAC_BLOCKE_SELECTOR 0x000E
#define DMAC_BLOCKF_SELECTOR 0x000F
#define DMACONTROL_PAGE_MASK 0x00F0
#define DMAC_PAGE0_SELECTOR 0x0030
#define DMAC_PAGE1_SELECTOR 0x0020
#define DMAC_PAGE2_SELECTOR 0x0010
#define DMAC_PAGE3_SELECTOR 0x0000
#define DMACONTROL_AUTOREPEAT 0x1000
#define DMACONTROL_STOPPED 0x2000
#define DMACONTROL_DIRECTION 0x0100
/*
* an arbitrary volume we set the internal
* volume settings to so that the ac97 volume
* range is a little less insane. 0x7fff is
* max.
*/
#define ARB_VOLUME ( 0x6800 )
/*
*/
typedef struct snd_m3_dma m3_dma_t;
typedef struct snd_m3 m3_t;
/* quirk lists */
struct m3_quirk {
const char *name; /* device name */
u16 vendor, device; /* subsystem ids */
int amp_gpio; /* gpio pin # for external amp, -1 = default */
int irda_workaround; /* non-zero if avoid to touch 0x10 on GPIO_DIRECTION
(e.g. for IrDA on Dell Inspirons) */
};
struct m3_list {
int curlen;
int mem_addr;
int max;
};
struct snd_m3_dma {
int number;
m3_t *chip;
snd_pcm_substream_t *substream;
struct assp_instance {
unsigned short code, data;
} inst;
int running;
int opened;
unsigned long buffer_addr;
int dma_size;
int period_size;
unsigned int hwptr;
int count;
int index[3];
struct m3_list *index_list[3];
int in_lists;
struct list_head list;
};
struct snd_m3 {
snd_card_t *card;
unsigned long iobase;
int irq;
unsigned int allegro_flag : 1;
ac97_t *ac97;
snd_pcm_t *pcm;
struct pci_dev *pci;
struct m3_quirk *quirk;
int dacs_active;
int timer_users;
struct m3_list msrc_list;
struct m3_list mixer_list;
struct m3_list adc1_list;
struct m3_list dma_list;
/* for storing reset state..*/
u8 reset_state;
int external_amp;
int amp_gpio;
/* midi */
snd_rawmidi_t *rmidi;
/* pcm streams */
int num_substreams;
m3_dma_t *substreams;
spinlock_t reg_lock;
#ifdef CONFIG_PM
u16 *suspend_mem;
#endif
};
/*
* pci ids
*/
#ifndef PCI_VENDOR_ID_ESS
#define PCI_VENDOR_ID_ESS 0x125D
#endif
#ifndef PCI_DEVICE_ID_ESS_ALLEGRO_1
#define PCI_DEVICE_ID_ESS_ALLEGRO_1 0x1988
#endif
#ifndef PCI_DEVICE_ID_ESS_ALLEGRO
#define PCI_DEVICE_ID_ESS_ALLEGRO 0x1989
#endif
#ifndef PCI_DEVICE_ID_ESS_CANYON3D_2LE
#define PCI_DEVICE_ID_ESS_CANYON3D_2LE 0x1990
#endif
#ifndef PCI_DEVICE_ID_ESS_CANYON3D_2
#define PCI_DEVICE_ID_ESS_CANYON3D_2 0x1992
#endif
#ifndef PCI_DEVICE_ID_ESS_MAESTRO3
#define PCI_DEVICE_ID_ESS_MAESTRO3 0x1998
#endif
#ifndef PCI_DEVICE_ID_ESS_MAESTRO3_1
#define PCI_DEVICE_ID_ESS_MAESTRO3_1 0x1999
#endif
#ifndef PCI_DEVICE_ID_ESS_MAESTRO3_HW
#define PCI_DEVICE_ID_ESS_MAESTRO3_HW 0x199a
#endif
#ifndef PCI_DEVICE_ID_ESS_MAESTRO3_2
#define PCI_DEVICE_ID_ESS_MAESTRO3_2 0x199b
#endif
static struct pci_device_id snd_m3_ids[] = {
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO_1, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2LE, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_1, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_HW, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_2, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{0,},
};
MODULE_DEVICE_TABLE(pci, snd_m3_ids);
static struct m3_quirk m3_quirk_list[] = {
/* panasonic CF-28 "toughbook" */
{
.name = "Panasonic CF-28",
.vendor = 0x10f7,
.device = 0x833e,
.amp_gpio = 0x0d,
},
/* panasonic CF-72 "toughbook" */
{
.name = "Panasonic CF-72",
.vendor = 0x10f7,
.device = 0x833d,
.amp_gpio = 0x0d,
},
/* Dell Inspiron 4000 */
{
.name = "Dell Inspiron 4000",
.vendor = 0x1028,
.device = 0x00b0,
.amp_gpio = -1,
.irda_workaround = 1,
},
/* Dell Inspiron 8000 */
{
.name = "Dell Inspiron 8000",
.vendor = 0x1028,
.device = 0x00a4,
.amp_gpio = -1,
.irda_workaround = 1,
},
/* Dell Inspiron 8100 */
{
.name = "Dell Inspiron 8100",
.vendor = 0x1028,
.device = 0x00e6,
.amp_gpio = -1,
.irda_workaround = 1,
},
/* NEC LM800J/7 */
{
.name = "NEC LM800J/7",
.vendor = 0x1033,
.device = 0x80f1,
.amp_gpio = 0x03,
},
/* LEGEND ZhaoYang 3100CF */
{
.name = "LEGEND ZhaoYang 3100CF",
.vendor = 0x1509,
.device = 0x1740,
.amp_gpio = 0x03,
},
/* END */
{ NULL }
};
/*
* lowlevel functions
*/
#define big_mdelay(msec) do {\
set_current_state(TASK_UNINTERRUPTIBLE);\
schedule_timeout(((msec) * HZ) / 1000);\
} while (0)
inline static void snd_m3_outw(m3_t *chip, u16 value, unsigned long reg)
{
outw(value, chip->iobase + reg);
}
inline static u16 snd_m3_inw(m3_t *chip, unsigned long reg)
{
return inw(chip->iobase + reg);
}
inline static void snd_m3_outb(m3_t *chip, u8 value, unsigned long reg)
{
outb(value, chip->iobase + reg);
}
inline static u8 snd_m3_inb(m3_t *chip, unsigned long reg)
{
return inb(chip->iobase + reg);
}
/*
* access 16bit words to the code or data regions of the dsp's memory.
* index addresses 16bit words.
*/
static u16 snd_m3_assp_read(m3_t *chip, u16 region, u16 index)
{
snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
return snd_m3_inw(chip, DSP_PORT_MEMORY_DATA);
}
static void snd_m3_assp_write(m3_t *chip, u16 region, u16 index, u16 data)
{
snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
snd_m3_outw(chip, data, DSP_PORT_MEMORY_DATA);
}
static void snd_m3_assp_halt(m3_t *chip)
{
chip->reset_state = snd_m3_inb(chip, DSP_PORT_CONTROL_REG_B) & ~REGB_STOP_CLOCK;
big_mdelay(10);
snd_m3_outb(chip, chip->reset_state & ~REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
}
static void snd_m3_assp_continue(m3_t *chip)
{
snd_m3_outb(chip, chip->reset_state | REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
}
/*
* This makes me sad. the maestro3 has lists
* internally that must be packed.. 0 terminates,
* apparently, or maybe all unused entries have
* to be 0, the lists have static lengths set
* by the binary code images.
*/
static int snd_m3_add_list(m3_t *chip, struct m3_list *list, u16 val)
{
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
list->mem_addr + list->curlen,
val);
return list->curlen++;
}
static void snd_m3_remove_list(m3_t *chip, struct m3_list *list, int index)
{
u16 val;
int lastindex = list->curlen - 1;
if (index != lastindex) {
val = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
list->mem_addr + lastindex);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
list->mem_addr + index,
val);
}
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
list->mem_addr + lastindex,
0);
list->curlen--;
}
static void snd_m3_inc_timer_users(m3_t *chip)
{
chip->timer_users++;
if (chip->timer_users != 1)
return;
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_TIMER_COUNT_RELOAD,
240);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_TIMER_COUNT_CURRENT,
240);
snd_m3_outw(chip,
snd_m3_inw(chip, HOST_INT_CTRL) | CLKRUN_GEN_ENABLE,
HOST_INT_CTRL);
}
static void snd_m3_dec_timer_users(m3_t *chip)
{
chip->timer_users--;
if (chip->timer_users > 0)
return;
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_TIMER_COUNT_RELOAD,
0);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_TIMER_COUNT_CURRENT,
0);
snd_m3_outw(chip,
snd_m3_inw(chip, HOST_INT_CTRL) & ~CLKRUN_GEN_ENABLE,
HOST_INT_CTRL);
}
/*
* start/stop
*/
/* spinlock held! */
static int snd_m3_pcm_start(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
{
if (! s || ! subs)
return -EINVAL;
snd_m3_inc_timer_users(chip);
switch (subs->stream) {
case SNDRV_PCM_STREAM_PLAYBACK:
chip->dacs_active++;
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_INSTANCE_READY, 1);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_MIXER_TASK_NUMBER,
chip->dacs_active);
break;
case SNDRV_PCM_STREAM_CAPTURE:
snd_m3_assp_write(s->chip, MEMTYPE_INTERNAL_DATA,
KDATA_ADC1_REQUEST, 1);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_INSTANCE_READY, 1);
break;
}
return 0;
}
/* spinlock held! */
static int snd_m3_pcm_stop(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
{
if (! s || ! subs)
return -EINVAL;
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_INSTANCE_READY, 0);
snd_m3_dec_timer_users(chip);
switch (subs->stream) {
case SNDRV_PCM_STREAM_PLAYBACK:
chip->dacs_active--;
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_MIXER_TASK_NUMBER,
chip->dacs_active);
break;
case SNDRV_PCM_STREAM_CAPTURE:
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_ADC1_REQUEST, 0);
break;
}
return 0;
}
static int
snd_m3_pcm_trigger(snd_pcm_substream_t *subs, int cmd)
{
m3_t *chip = snd_pcm_substream_chip(subs);
m3_dma_t *s = (m3_dma_t*)subs->runtime->private_data;
int err = -EINVAL;
snd_assert(s != NULL, return -ENXIO);
spin_lock(&chip->reg_lock);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
if (s->running)
err = -EBUSY;
else {
s->running = 1;
err = snd_m3_pcm_start(chip, s, subs);
}
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
if (! s->running)
err = 0; /* should return error? */
else {
s->running = 0;
err = snd_m3_pcm_stop(chip, s, subs);
}
break;
}
spin_unlock(&chip->reg_lock);
return err;
}
/*
* setup
*/
static void
snd_m3_pcm_setup1(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
{
int dsp_in_size, dsp_out_size, dsp_in_buffer, dsp_out_buffer;
snd_pcm_runtime_t *runtime = subs->runtime;
if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x20 * 2);
dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x20 * 2);
} else {
dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x10 * 2);
dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x10 * 2);
}
dsp_in_buffer = s->inst.data + (MINISRC_TMP_BUFFER_SIZE / 2);
dsp_out_buffer = dsp_in_buffer + (dsp_in_size / 2) + 1;
s->dma_size = frames_to_bytes(runtime, runtime->buffer_size);
s->period_size = frames_to_bytes(runtime, runtime->period_size);
s->hwptr = 0;
s->count = 0;
#define LO(x) ((x) & 0xffff)
#define HI(x) LO((x) >> 16)
/* host dma buffer pointers */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_ADDRL,
LO(s->buffer_addr));
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_ADDRH,
HI(s->buffer_addr));
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_END_PLUS_1L,
LO(s->buffer_addr + s->dma_size));
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_END_PLUS_1H,
HI(s->buffer_addr + s->dma_size));
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_CURRENTL,
LO(s->buffer_addr));
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_CURRENTH,
HI(s->buffer_addr));
#undef LO
#undef HI
/* dsp buffers */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_IN_BUF_BEGIN,
dsp_in_buffer);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_IN_BUF_END_PLUS_1,
dsp_in_buffer + (dsp_in_size / 2));
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_IN_BUF_HEAD,
dsp_in_buffer);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_IN_BUF_TAIL,
dsp_in_buffer);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_OUT_BUF_BEGIN,
dsp_out_buffer);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_OUT_BUF_END_PLUS_1,
dsp_out_buffer + (dsp_out_size / 2));
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_OUT_BUF_HEAD,
dsp_out_buffer);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_OUT_BUF_TAIL,
dsp_out_buffer);
}
static void snd_m3_pcm_setup2(m3_t *chip, m3_dma_t *s, snd_pcm_runtime_t *runtime)
{
u32 freq;
/*
* put us in the lists if we're not already there
*/
if (! s->in_lists) {
s->index[0] = snd_m3_add_list(chip, s->index_list[0],
s->inst.data >> DP_SHIFT_COUNT);
s->index[1] = snd_m3_add_list(chip, s->index_list[1],
s->inst.data >> DP_SHIFT_COUNT);
s->index[2] = snd_m3_add_list(chip, s->index_list[2],
s->inst.data >> DP_SHIFT_COUNT);
s->in_lists = 1;
}
/* write to 'mono' word */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + SRC3_DIRECTION_OFFSET + 1,
runtime->channels == 2 ? 0 : 1);
/* write to '8bit' word */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + SRC3_DIRECTION_OFFSET + 2,
snd_pcm_format_width(runtime->format) == 16 ? 0 : 1);
/* set up dac/adc rate */
freq = ((runtime->rate << 15) + 24000 ) / 48000;
if (freq)
freq--;
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_FREQUENCY,
freq);
}
static struct play_vals {
u16 addr, val;
} pv[] = {
{CDATA_LEFT_VOLUME, ARB_VOLUME},
{CDATA_RIGHT_VOLUME, ARB_VOLUME},
{SRC3_DIRECTION_OFFSET, 0} ,
/* +1, +2 are stereo/16 bit */
{SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
{SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
{SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
{SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
{SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
{SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
{SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
{SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
{SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
{SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
{SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
{SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
{SRC3_DIRECTION_OFFSET + 16, 8}, /* numin */
{SRC3_DIRECTION_OFFSET + 17, 50*2}, /* numout */
{SRC3_DIRECTION_OFFSET + 18, MINISRC_BIQUAD_STAGE - 1}, /* numstage */
{SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
{SRC3_DIRECTION_OFFSET + 21, 0} /* booster */
};
/* the mode passed should be already shifted and masked */
static void
snd_m3_playback_setup(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
{
unsigned int i;
/*
* some per client initializers
*/
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + SRC3_DIRECTION_OFFSET + 12,
s->inst.data + 40 + 8);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + SRC3_DIRECTION_OFFSET + 19,
s->inst.code + MINISRC_COEF_LOC);
/* enable or disable low pass filter? */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + SRC3_DIRECTION_OFFSET + 22,
subs->runtime->rate > 45000 ? 0xff : 0);
/* tell it which way dma is going? */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_DMA_CONTROL,
DMACONTROL_AUTOREPEAT + DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
/*
* set an armload of static initializers
*/
for (i = 0; i < ARRAY_SIZE(pv); i++)
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + pv[i].addr, pv[i].val);
}
/*
* Native record driver
*/
static struct rec_vals {
u16 addr, val;
} rv[] = {
{CDATA_LEFT_VOLUME, ARB_VOLUME},
{CDATA_RIGHT_VOLUME, ARB_VOLUME},
{SRC3_DIRECTION_OFFSET, 1} ,
/* +1, +2 are stereo/16 bit */
{SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
{SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
{SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
{SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
{SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
{SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
{SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
{SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
{SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
{SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
{SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
{SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
{SRC3_DIRECTION_OFFSET + 16, 50},/* numin */
{SRC3_DIRECTION_OFFSET + 17, 8}, /* numout */
{SRC3_DIRECTION_OFFSET + 18, 0}, /* numstage */
{SRC3_DIRECTION_OFFSET + 19, 0}, /* coef */
{SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
{SRC3_DIRECTION_OFFSET + 21, 0}, /* booster */
{SRC3_DIRECTION_OFFSET + 22, 0xff} /* skip lpf */
};
static void
snd_m3_capture_setup(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
{
unsigned int i;
/*
* some per client initializers
*/
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + SRC3_DIRECTION_OFFSET + 12,
s->inst.data + 40 + 8);
/* tell it which way dma is going? */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_DMA_CONTROL,
DMACONTROL_DIRECTION + DMACONTROL_AUTOREPEAT +
DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
/*
* set an armload of static initializers
*/
for (i = 0; i < ARRAY_SIZE(rv); i++)
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + rv[i].addr, rv[i].val);
}
static int snd_m3_pcm_hw_params(snd_pcm_substream_t * substream,
snd_pcm_hw_params_t * hw_params)
{
m3_dma_t *s = (m3_dma_t*) substream->runtime->private_data;
int err;
if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
return err;
/* set buffer address */
s->buffer_addr = substream->runtime->dma_addr;
if (s->buffer_addr & 0x3) {
snd_printk("oh my, not aligned\n");
s->buffer_addr = s->buffer_addr & ~0x3;
}
return 0;
}
static int snd_m3_pcm_hw_free(snd_pcm_substream_t * substream)
{
m3_dma_t *s;
if (substream->runtime->private_data == NULL)
return 0;
s = (m3_dma_t*) substream->runtime->private_data;
snd_pcm_lib_free_pages(substream);
s->buffer_addr = 0;
return 0;
}
static int
snd_m3_pcm_prepare(snd_pcm_substream_t *subs)
{
m3_t *chip = snd_pcm_substream_chip(subs);
snd_pcm_runtime_t *runtime = subs->runtime;
m3_dma_t *s = (m3_dma_t*)runtime->private_data;
snd_assert(s != NULL, return -ENXIO);
if (runtime->format != SNDRV_PCM_FORMAT_U8 &&
runtime->format != SNDRV_PCM_FORMAT_S16_LE)
return -EINVAL;
if (runtime->rate > 48000 ||
runtime->rate < 8000)
return -EINVAL;
spin_lock_irq(&chip->reg_lock);
snd_m3_pcm_setup1(chip, s, subs);
if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK)
snd_m3_playback_setup(chip, s, subs);
else
snd_m3_capture_setup(chip, s, subs);
snd_m3_pcm_setup2(chip, s, runtime);
spin_unlock_irq(&chip->reg_lock);
return 0;
}
/*
* get current pointer
*/
static unsigned int
snd_m3_get_pointer(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
{
u16 hi = 0, lo = 0;
int retry = 10;
u32 addr;
/*
* try and get a valid answer
*/
while (retry--) {
hi = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_CURRENTH);
lo = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_CURRENTL);
if (hi == snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_HOST_SRC_CURRENTH))
break;
}
addr = lo | ((u32)hi<<16);
return (unsigned int)(addr - s->buffer_addr);
}
static snd_pcm_uframes_t
snd_m3_pcm_pointer(snd_pcm_substream_t * subs)
{
m3_t *chip = snd_pcm_substream_chip(subs);
unsigned int ptr;
m3_dma_t *s = (m3_dma_t*)subs->runtime->private_data;
snd_assert(s != NULL, return 0);
spin_lock(&chip->reg_lock);
ptr = snd_m3_get_pointer(chip, s, subs);
spin_unlock(&chip->reg_lock);
return bytes_to_frames(subs->runtime, ptr);
}
/* update pointer */
/* spinlock held! */
static void snd_m3_update_ptr(m3_t *chip, m3_dma_t *s)
{
snd_pcm_substream_t *subs = s->substream;
unsigned int hwptr;
int diff;
if (! s->running)
return;
hwptr = snd_m3_get_pointer(chip, s, subs) % s->dma_size;
diff = (s->dma_size + hwptr - s->hwptr) % s->dma_size;
s->hwptr = hwptr;
s->count += diff;
if (s->count >= (signed)s->period_size) {
s->count %= s->period_size;
spin_unlock(&chip->reg_lock);
snd_pcm_period_elapsed(subs);
spin_lock(&chip->reg_lock);
}
}
static irqreturn_t
snd_m3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
{
m3_t *chip = dev_id;
u8 status;
int i;
status = inb(chip->iobase + HOST_INT_STATUS);
if (status == 0xff)
return IRQ_NONE;
/*
* ack an assp int if its running
* and has an int pending
*/
if (status & ASSP_INT_PENDING) {
u8 ctl = inb(chip->iobase + ASSP_CONTROL_B);
if (!(ctl & STOP_ASSP_CLOCK)) {
ctl = inb(chip->iobase + ASSP_HOST_INT_STATUS);
if (ctl & DSP2HOST_REQ_TIMER) {
outb(DSP2HOST_REQ_TIMER, chip->iobase + ASSP_HOST_INT_STATUS);
/* update adc/dac info if it was a timer int */
spin_lock(&chip->reg_lock);
for (i = 0; i < chip->num_substreams; i++) {
m3_dma_t *s = &chip->substreams[i];
if (s->running)
snd_m3_update_ptr(chip, s);
}
spin_unlock(&chip->reg_lock);
}
}
}
#if 0 /* TODO: not supported yet */
if ((status & MPU401_INT_PENDING) && chip->rmidi)
snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
#endif
/* ack ints */
outb(status, chip->iobase + HOST_INT_STATUS);
return IRQ_HANDLED;
}
/*
*/
static snd_pcm_hardware_t snd_m3_playback =
{
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
/*SNDRV_PCM_INFO_PAUSE |*/
SNDRV_PCM_INFO_RESUME),
.formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
.rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
.rate_min = 8000,
.rate_max = 48000,
.channels_min = 1,
.channels_max = 2,
.buffer_bytes_max = (512*1024),
.period_bytes_min = 64,
.period_bytes_max = (512*1024),
.periods_min = 1,
.periods_max = 1024,
};
static snd_pcm_hardware_t snd_m3_capture =
{
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
/*SNDRV_PCM_INFO_PAUSE |*/
SNDRV_PCM_INFO_RESUME),
.formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
.rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
.rate_min = 8000,
.rate_max = 48000,
.channels_min = 1,
.channels_max = 2,
.buffer_bytes_max = (512*1024),
.period_bytes_min = 64,
.period_bytes_max = (512*1024),
.periods_min = 1,
.periods_max = 1024,
};
/*
*/
static int
snd_m3_substream_open(m3_t *chip, snd_pcm_substream_t *subs)
{
int i;
m3_dma_t *s;
spin_lock_irq(&chip->reg_lock);
for (i = 0; i < chip->num_substreams; i++) {
s = &chip->substreams[i];
if (! s->opened)
goto __found;
}
spin_unlock_irq(&chip->reg_lock);
return -ENOMEM;
__found:
s->opened = 1;
s->running = 0;
spin_unlock_irq(&chip->reg_lock);
subs->runtime->private_data = s;
s->substream = subs;
/* set list owners */
if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
s->index_list[0] = &chip->mixer_list;
} else
s->index_list[0] = &chip->adc1_list;
s->index_list[1] = &chip->msrc_list;
s->index_list[2] = &chip->dma_list;
return 0;
}
static void
snd_m3_substream_close(m3_t *chip, snd_pcm_substream_t *subs)
{
m3_dma_t *s = (m3_dma_t*) subs->runtime->private_data;
if (s == NULL)
return; /* not opened properly */
spin_lock_irq(&chip->reg_lock);
if (s->substream && s->running)
snd_m3_pcm_stop(chip, s, s->substream); /* does this happen? */
if (s->in_lists) {
snd_m3_remove_list(chip, s->index_list[0], s->index[0]);
snd_m3_remove_list(chip, s->index_list[1], s->index[1]);
snd_m3_remove_list(chip, s->index_list[2], s->index[2]);
s->in_lists = 0;
}
s->running = 0;
s->opened = 0;
spin_unlock_irq(&chip->reg_lock);
}
static int
snd_m3_playback_open(snd_pcm_substream_t *subs)
{
m3_t *chip = snd_pcm_substream_chip(subs);
snd_pcm_runtime_t *runtime = subs->runtime;
int err;
if ((err = snd_m3_substream_open(chip, subs)) < 0)
return err;
runtime->hw = snd_m3_playback;
snd_pcm_set_sync(subs);
return 0;
}
static int
snd_m3_playback_close(snd_pcm_substream_t *subs)
{
m3_t *chip = snd_pcm_substream_chip(subs);
snd_m3_substream_close(chip, subs);
return 0;
}
static int
snd_m3_capture_open(snd_pcm_substream_t *subs)
{
m3_t *chip = snd_pcm_substream_chip(subs);
snd_pcm_runtime_t *runtime = subs->runtime;
int err;
if ((err = snd_m3_substream_open(chip, subs)) < 0)
return err;
runtime->hw = snd_m3_capture;
snd_pcm_set_sync(subs);
return 0;
}
static int
snd_m3_capture_close(snd_pcm_substream_t *subs)
{
m3_t *chip = snd_pcm_substream_chip(subs);
snd_m3_substream_close(chip, subs);
return 0;
}
/*
* create pcm instance
*/
static snd_pcm_ops_t snd_m3_playback_ops = {
.open = snd_m3_playback_open,
.close = snd_m3_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.hw_params = snd_m3_pcm_hw_params,
.hw_free = snd_m3_pcm_hw_free,
.prepare = snd_m3_pcm_prepare,
.trigger = snd_m3_pcm_trigger,
.pointer = snd_m3_pcm_pointer,
};
static snd_pcm_ops_t snd_m3_capture_ops = {
.open = snd_m3_capture_open,
.close = snd_m3_capture_close,
.ioctl = snd_pcm_lib_ioctl,
.hw_params = snd_m3_pcm_hw_params,
.hw_free = snd_m3_pcm_hw_free,
.prepare = snd_m3_pcm_prepare,
.trigger = snd_m3_pcm_trigger,
.pointer = snd_m3_pcm_pointer,
};
static int __devinit
snd_m3_pcm(m3_t * chip, int device)
{
snd_pcm_t *pcm;
int err;
err = snd_pcm_new(chip->card, chip->card->driver, device,
MAX_PLAYBACKS, MAX_CAPTURES, &pcm);
if (err < 0)
return err;
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_m3_playback_ops);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_m3_capture_ops);
pcm->private_data = chip;
pcm->info_flags = 0;
strcpy(pcm->name, chip->card->driver);
chip->pcm = pcm;
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
snd_dma_pci_data(chip->pci), 64*1024, 64*1024);
return 0;
}
/*
* ac97 interface
*/
/*
* Wait for the ac97 serial bus to be free.
* return nonzero if the bus is still busy.
*/
static int snd_m3_ac97_wait(m3_t *chip)
{
int i = 10000;
do {
if (! (snd_m3_inb(chip, 0x30) & 1))
return 0;
} while (i-- > 0);
snd_printk("ac97 serial bus busy\n");
return 1;
}
static unsigned short
snd_m3_ac97_read(ac97_t *ac97, unsigned short reg)
{
m3_t *chip = ac97->private_data;
if (snd_m3_ac97_wait(chip))
return 0xffff;
snd_m3_outb(chip, 0x80 | (reg & 0x7f), CODEC_COMMAND);
if (snd_m3_ac97_wait(chip))
return 0xffff;
return snd_m3_inw(chip, CODEC_DATA);
}
static void
snd_m3_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short val)
{
m3_t *chip = ac97->private_data;
if (snd_m3_ac97_wait(chip))
return;
snd_m3_outw(chip, val, CODEC_DATA);
snd_m3_outb(chip, reg & 0x7f, CODEC_COMMAND);
}
static void snd_m3_remote_codec_config(int io, int isremote)
{
isremote = isremote ? 1 : 0;
outw((inw(io + RING_BUS_CTRL_B) & ~SECOND_CODEC_ID_MASK) | isremote,
io + RING_BUS_CTRL_B);
outw((inw(io + SDO_OUT_DEST_CTRL) & ~COMMAND_ADDR_OUT) | isremote,
io + SDO_OUT_DEST_CTRL);
outw((inw(io + SDO_IN_DEST_CTRL) & ~STATUS_ADDR_IN) | isremote,
io + SDO_IN_DEST_CTRL);
}
/*
* hack, returns non zero on err
*/
static int snd_m3_try_read_vendor(m3_t *chip)
{
u16 ret;
if (snd_m3_ac97_wait(chip))
return 1;
snd_m3_outb(chip, 0x80 | (AC97_VENDOR_ID1 & 0x7f), 0x30);
if (snd_m3_ac97_wait(chip))
return 1;
ret = snd_m3_inw(chip, 0x32);
return (ret == 0) || (ret == 0xffff);
}
static void snd_m3_ac97_reset(m3_t *chip)
{
u16 dir;
int delay1 = 0, delay2 = 0, i;
int io = chip->iobase;
if (chip->allegro_flag) {
/*
* the onboard codec on the allegro seems
* to want to wait a very long time before
* coming back to life
*/
delay1 = 50;
delay2 = 800;
} else {
/* maestro3 */
delay1 = 20;
delay2 = 500;
}
for (i = 0; i < 5; i++) {
dir = inw(io + GPIO_DIRECTION);
if (! chip->quirk || ! chip->quirk->irda_workaround)
dir |= 0x10; /* assuming pci bus master? */
snd_m3_remote_codec_config(io, 0);
outw(IO_SRAM_ENABLE, io + RING_BUS_CTRL_A);
udelay(20);
outw(dir & ~GPO_PRIMARY_AC97 , io + GPIO_DIRECTION);
outw(~GPO_PRIMARY_AC97 , io + GPIO_MASK);
outw(0, io + GPIO_DATA);
outw(dir | GPO_PRIMARY_AC97, io + GPIO_DIRECTION);
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout((delay1 * HZ) / 1000);
outw(GPO_PRIMARY_AC97, io + GPIO_DATA);
udelay(5);
/* ok, bring back the ac-link */
outw(IO_SRAM_ENABLE | SERIAL_AC_LINK_ENABLE, io + RING_BUS_CTRL_A);
outw(~0, io + GPIO_MASK);
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout((delay2 * HZ) / 1000);
if (! snd_m3_try_read_vendor(chip))
break;
delay1 += 10;
delay2 += 100;
snd_printd("maestro3: retrying codec reset with delays of %d and %d ms\n",
delay1, delay2);
}
#if 0
/* more gung-ho reset that doesn't
* seem to work anywhere :)
*/
tmp = inw(io + RING_BUS_CTRL_A);
outw(RAC_SDFS_ENABLE|LAC_SDFS_ENABLE, io + RING_BUS_CTRL_A);
big_mdelay(20);
outw(tmp, io + RING_BUS_CTRL_A);
big_mdelay(50);
#endif
}
static int __devinit snd_m3_mixer(m3_t *chip)
{
ac97_bus_t *pbus;
ac97_template_t ac97;
int err;
static ac97_bus_ops_t ops = {
.write = snd_m3_ac97_write,
.read = snd_m3_ac97_read,
};
if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus)) < 0)
return err;
memset(&ac97, 0, sizeof(ac97));
ac97.private_data = chip;
if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97)) < 0)
return err;
/* seems ac97 PCM needs initialization.. hack hack.. */
snd_ac97_write(chip->ac97, AC97_PCM, 0x8000 | (15 << 8) | 15);
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(HZ / 10);
snd_ac97_write(chip->ac97, AC97_PCM, 0);
return 0;
}
/*
* DSP Code images
*/
static u16 assp_kernel_image[] __devinitdata = {
0x7980, 0x0030, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x00FB, 0x7980, 0x00DD, 0x7980, 0x03B4,
0x7980, 0x0332, 0x7980, 0x0287, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
0x7980, 0x031A, 0x7980, 0x03B4, 0x7980, 0x022F, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x0063, 0x7980, 0x006B, 0x7980, 0x03B4, 0x7980, 0x03B4,
0xBF80, 0x2C7C, 0x8806, 0x8804, 0xBE40, 0xBC20, 0xAE09, 0x1000, 0xAE0A, 0x0001, 0x6938, 0xEB08,
0x0053, 0x695A, 0xEB08, 0x00D6, 0x0009, 0x8B88, 0x6980, 0xE388, 0x0036, 0xBE30, 0xBC20, 0x6909,
0xB801, 0x9009, 0xBE41, 0xBE41, 0x6928, 0xEB88, 0x0078, 0xBE41, 0xBE40, 0x7980, 0x0038, 0xBE41,
0xBE41, 0x903A, 0x6938, 0xE308, 0x0056, 0x903A, 0xBE41, 0xBE40, 0xEF00, 0x903A, 0x6939, 0xE308,
0x005E, 0x903A, 0xEF00, 0x690B, 0x660C, 0xEF8C, 0x690A, 0x660C, 0x620B, 0x6609, 0xEF00, 0x6910,
0x660F, 0xEF04, 0xE388, 0x0075, 0x690E, 0x660F, 0x6210, 0x660D, 0xEF00, 0x690E, 0x660D, 0xEF00,
0xAE70, 0x0001, 0xBC20, 0xAE27, 0x0001, 0x6939, 0xEB08, 0x005D, 0x6926, 0xB801, 0x9026, 0x0026,
0x8B88, 0x6980, 0xE388, 0x00CB, 0x9028, 0x0D28, 0x4211, 0xE100, 0x007A, 0x4711, 0xE100, 0x00A0,
0x7A80, 0x0063, 0xB811, 0x660A, 0x6209, 0xE304, 0x007A, 0x0C0B, 0x4005, 0x100A, 0xBA01, 0x9012,
0x0C12, 0x4002, 0x7980, 0x00AF, 0x7A80, 0x006B, 0xBE02, 0x620E, 0x660D, 0xBA10, 0xE344, 0x007A,
0x0C10, 0x4005, 0x100E, 0xBA01, 0x9012, 0x0C12, 0x4002, 0x1003, 0xBA02, 0x9012, 0x0C12, 0x4000,
0x1003, 0xE388, 0x00BA, 0x1004, 0x7980, 0x00BC, 0x1004, 0xBA01, 0x9012, 0x0C12, 0x4001, 0x0C05,
0x4003, 0x0C06, 0x4004, 0x1011, 0xBFB0, 0x01FF, 0x9012, 0x0C12, 0x4006, 0xBC20, 0xEF00, 0xAE26,
0x1028, 0x6970, 0xBFD0, 0x0001, 0x9070, 0xE388, 0x007A, 0xAE28, 0x0000, 0xEF00, 0xAE70, 0x0300,
0x0C70, 0xB00C, 0xAE5A, 0x0000, 0xEF00, 0x7A80, 0x038A, 0x697F, 0xB801, 0x907F, 0x0056, 0x8B88,
0x0CA0, 0xB008, 0xAF71, 0xB000, 0x4E71, 0xE200, 0x00F3, 0xAE56, 0x1057, 0x0056, 0x0CA0, 0xB008,
0x8056, 0x7980, 0x03A1, 0x0810, 0xBFA0, 0x1059, 0xE304, 0x03A1, 0x8056, 0x7980, 0x03A1, 0x7A80,
0x038A, 0xBF01, 0xBE43, 0xBE59, 0x907C, 0x6937, 0xE388, 0x010D, 0xBA01, 0xE308, 0x010C, 0xAE71,
0x0004, 0x0C71, 0x5000, 0x6936, 0x9037, 0xBF0A, 0x109E, 0x8B8A, 0xAF80, 0x8014, 0x4C80, 0xBF0A,
0x0560, 0xF500, 0xBF0A, 0x0520, 0xB900, 0xBB17, 0x90A0, 0x6917, 0xE388, 0x0148, 0x0D17, 0xE100,
0x0127, 0xBF0C, 0x0578, 0xBF0D, 0x057C, 0x7980, 0x012B, 0xBF0C, 0x0538, 0xBF0D, 0x053C, 0x6900,
0xE308, 0x0135, 0x8B8C, 0xBE59, 0xBB07, 0x90A0, 0xBC20, 0x7980, 0x0157, 0x030C, 0x8B8B, 0xB903,
0x8809, 0xBEC6, 0x013E, 0x69AC, 0x90AB, 0x69AD, 0x90AB, 0x0813, 0x660A, 0xE344, 0x0144, 0x0309,
0x830C, 0xBC20, 0x7980, 0x0157, 0x6955, 0xE388, 0x0157, 0x7C38, 0xBF0B, 0x0578, 0xF500, 0xBF0B,
0x0538, 0xB907, 0x8809, 0xBEC6, 0x0156, 0x10AB, 0x90AA, 0x6974, 0xE388, 0x0163, 0xAE72, 0x0540,
0xF500, 0xAE72, 0x0500, 0xAE61, 0x103B, 0x7A80, 0x02F6, 0x6978, 0xE388, 0x0182, 0x8B8C, 0xBF0C,
0x0560, 0xE500, 0x7C40, 0x0814, 0xBA20, 0x8812, 0x733D, 0x7A80, 0x0380, 0x733E, 0x7A80, 0x0380,
0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40, 0x0814, 0xBA2C, 0x8812, 0x733F, 0x7A80, 0x0380, 0x7340,
0x7A80, 0x0380, 0x6975, 0xE388, 0x018E, 0xAE72, 0x0548, 0xF500, 0xAE72, 0x0508, 0xAE61, 0x1041,
0x7A80, 0x02F6, 0x6979, 0xE388, 0x01AD, 0x8B8C, 0xBF0C, 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA18,
0x8812, 0x7343, 0x7A80, 0x0380, 0x7344, 0x7A80, 0x0380, 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40,
0x0814, 0xBA24, 0x8812, 0x7345, 0x7A80, 0x0380, 0x7346, 0x7A80, 0x0380, 0x6976, 0xE388, 0x01B9,
0xAE72, 0x0558, 0xF500, 0xAE72, 0x0518, 0xAE61, 0x1047, 0x7A80, 0x02F6, 0x697A, 0xE388, 0x01D8,
0x8B8C, 0xBF0C, 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA08, 0x8812, 0x7349, 0x7A80, 0x0380, 0x734A,
0x7A80, 0x0380, 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40, 0x0814, 0xBA14, 0x8812, 0x734B, 0x7A80,
0x0380, 0x734C, 0x7A80, 0x0380, 0xBC21, 0xAE1C, 0x1090, 0x8B8A, 0xBF0A, 0x0560, 0xE500, 0x7C40,
0x0812, 0xB804, 0x8813, 0x8B8D, 0xBF0D, 0x056C, 0xE500, 0x7C40, 0x0815, 0xB804, 0x8811, 0x7A80,
0x034A, 0x8B8A, 0xBF0A, 0x0560, 0xE500, 0x7C40, 0x731F, 0xB903, 0x8809, 0xBEC6, 0x01F9, 0x548A,
0xBE03, 0x98A0, 0x7320, 0xB903, 0x8809, 0xBEC6, 0x0201, 0x548A, 0xBE03, 0x98A0, 0x1F20, 0x2F1F,
0x9826, 0xBC20, 0x6935, 0xE388, 0x03A1, 0x6933, 0xB801, 0x9033, 0xBFA0, 0x02EE, 0xE308, 0x03A1,
0x9033, 0xBF00, 0x6951, 0xE388, 0x021F, 0x7334, 0xBE80, 0x5760, 0xBE03, 0x9F7E, 0xBE59, 0x9034,
0x697E, 0x0D51, 0x9013, 0xBC20, 0x695C, 0xE388, 0x03A1, 0x735E, 0xBE80, 0x5760, 0xBE03, 0x9F7E,
0xBE59, 0x905E, 0x697E, 0x0D5C, 0x9013, 0x7980, 0x03A1, 0x7A80, 0x038A, 0xBF01, 0xBE43, 0x6977,
0xE388, 0x024E, 0xAE61, 0x104D, 0x0061, 0x8B88, 0x6980, 0xE388, 0x024E, 0x9071, 0x0D71, 0x000B,
0xAFA0, 0x8010, 0xAFA0, 0x8010, 0x0810, 0x660A, 0xE308, 0x0249, 0x0009, 0x0810, 0x660C, 0xE388,
0x024E, 0x800B, 0xBC20, 0x697B, 0xE388, 0x03A1, 0xBF0A, 0x109E, 0x8B8A, 0xAF80, 0x8014, 0x4C80,
0xE100, 0x0266, 0x697C, 0xBF90, 0x0560, 0x9072, 0x0372, 0x697C, 0xBF90, 0x0564, 0x9073, 0x0473,
0x7980, 0x0270, 0x697C, 0xBF90, 0x0520, 0x9072, 0x0372, 0x697C, 0xBF90, 0x0524, 0x9073, 0x0473,
0x697C, 0xB801, 0x907C, 0xBF0A, 0x10FD, 0x8B8A, 0xAF80, 0x8010, 0x734F, 0x548A, 0xBE03, 0x9880,
0xBC21, 0x7326, 0x548B, 0xBE03, 0x618B, 0x988C, 0xBE03, 0x6180, 0x9880, 0x7980, 0x03A1, 0x7A80,
0x038A, 0x0D28, 0x4711, 0xE100, 0x02BE, 0xAF12, 0x4006, 0x6912, 0xBFB0, 0x0C00, 0xE388, 0x02B6,
0xBFA0, 0x0800, 0xE388, 0x02B2, 0x6912, 0xBFB0, 0x0C00, 0xBFA0, 0x0400, 0xE388, 0x02A3, 0x6909,
0x900B, 0x7980, 0x02A5, 0xAF0B, 0x4005, 0x6901, 0x9005, 0x6902, 0x9006, 0x4311, 0xE100, 0x02ED,
0x6911, 0xBFC0, 0x2000, 0x9011, 0x7980, 0x02ED, 0x6909, 0x900B, 0x7980, 0x02B8, 0xAF0B, 0x4005,
0xAF05, 0x4003, 0xAF06, 0x4004, 0x7980, 0x02ED, 0xAF12, 0x4006, 0x6912, 0xBFB0, 0x0C00, 0xE388,
0x02E7, 0xBFA0, 0x0800, 0xE388, 0x02E3, 0x6912, 0xBFB0, 0x0C00, 0xBFA0, 0x0400, 0xE388, 0x02D4,
0x690D, 0x9010, 0x7980, 0x02D6, 0xAF10, 0x4005, 0x6901, 0x9005, 0x6902, 0x9006, 0x4311, 0xE100,
0x02ED, 0x6911, 0xBFC0, 0x2000, 0x9011, 0x7980, 0x02ED, 0x690D, 0x9010, 0x7980, 0x02E9, 0xAF10,
0x4005, 0xAF05, 0x4003, 0xAF06, 0x4004, 0xBC20, 0x6970, 0x9071, 0x7A80, 0x0078, 0x6971, 0x9070,
0x7980, 0x03A1, 0xBC20, 0x0361, 0x8B8B, 0x6980, 0xEF88, 0x0272, 0x0372, 0x7804, 0x9071, 0x0D71,
0x8B8A, 0x000B, 0xB903, 0x8809, 0xBEC6, 0x0309, 0x69A8, 0x90AB, 0x69A8, 0x90AA, 0x0810, 0x660A,
0xE344, 0x030F, 0x0009, 0x0810, 0x660C, 0xE388, 0x0314, 0x800B, 0xBC20, 0x6961, 0xB801, 0x9061,
0x7980, 0x02F7, 0x7A80, 0x038A, 0x5D35, 0x0001, 0x6934, 0xB801, 0x9034, 0xBF0A, 0x109E, 0x8B8A,
0xAF80, 0x8014, 0x4880, 0xAE72, 0x0550, 0xF500, 0xAE72, 0x0510, 0xAE61, 0x1051, 0x7A80, 0x02F6,
0x7980, 0x03A1, 0x7A80, 0x038A, 0x5D35, 0x0002, 0x695E, 0xB801, 0x905E, 0xBF0A, 0x109E, 0x8B8A,
0xAF80, 0x8014, 0x4780, 0xAE72, 0x0558, 0xF500, 0xAE72, 0x0518, 0xAE61, 0x105C, 0x7A80, 0x02F6,
0x7980, 0x03A1, 0x001C, 0x8B88, 0x6980, 0xEF88, 0x901D, 0x0D1D, 0x100F, 0x6610, 0xE38C, 0x0358,
0x690E, 0x6610, 0x620F, 0x660D, 0xBA0F, 0xE301, 0x037A, 0x0410, 0x8B8A, 0xB903, 0x8809, 0xBEC6,
0x036C, 0x6A8C, 0x61AA, 0x98AB, 0x6A8C, 0x61AB, 0x98AD, 0x6A8C, 0x61AD, 0x98A9, 0x6A8C, 0x61A9,
0x98AA, 0x7C04, 0x8B8B, 0x7C04, 0x8B8D, 0x7C04, 0x8B89, 0x7C04, 0x0814, 0x660E, 0xE308, 0x0379,
0x040D, 0x8410, 0xBC21, 0x691C, 0xB801, 0x901C, 0x7980, 0x034A, 0xB903, 0x8809, 0x8B8A, 0xBEC6,
0x0388, 0x54AC, 0xBE03, 0x618C, 0x98AA, 0xEF00, 0xBC20, 0xBE46, 0x0809, 0x906B, 0x080A, 0x906C,
0x080B, 0x906D, 0x081A, 0x9062, 0x081B, 0x9063, 0x081E, 0x9064, 0xBE59, 0x881E, 0x8065, 0x8166,
0x8267, 0x8368, 0x8469, 0x856A, 0xEF00, 0xBC20, 0x696B, 0x8809, 0x696C, 0x880A, 0x696D, 0x880B,
0x6962, 0x881A, 0x6963, 0x881B, 0x6964, 0x881E, 0x0065, 0x0166, 0x0267, 0x0368, 0x0469, 0x056A,
0xBE3A,
};
/*
* Mini sample rate converter code image
* that is to be loaded at 0x400 on the DSP.
*/
static u16 assp_minisrc_image[] __devinitdata = {
0xBF80, 0x101E, 0x906E, 0x006E, 0x8B88, 0x6980, 0xEF88, 0x906F, 0x0D6F, 0x6900, 0xEB08, 0x0412,
0xBC20, 0x696E, 0xB801, 0x906E, 0x7980, 0x0403, 0xB90E, 0x8807, 0xBE43, 0xBF01, 0xBE47, 0xBE41,
0x7A80, 0x002A, 0xBE40, 0x3029, 0xEFCC, 0xBE41, 0x7A80, 0x0028, 0xBE40, 0x3028, 0xEFCC, 0x6907,
0xE308, 0x042A, 0x6909, 0x902C, 0x7980, 0x042C, 0x690D, 0x902C, 0x1009, 0x881A, 0x100A, 0xBA01,
0x881B, 0x100D, 0x881C, 0x100E, 0xBA01, 0x881D, 0xBF80, 0x00ED, 0x881E, 0x050C, 0x0124, 0xB904,
0x9027, 0x6918, 0xE308, 0x04B3, 0x902D, 0x6913, 0xBFA0, 0x7598, 0xF704, 0xAE2D, 0x00FF, 0x8B8D,
0x6919, 0xE308, 0x0463, 0x691A, 0xE308, 0x0456, 0xB907, 0x8809, 0xBEC6, 0x0453, 0x10A9, 0x90AD,
0x7980, 0x047C, 0xB903, 0x8809, 0xBEC6, 0x0460, 0x1889, 0x6C22, 0x90AD, 0x10A9, 0x6E23, 0x6C22,
0x90AD, 0x7980, 0x047C, 0x101A, 0xE308, 0x046F, 0xB903, 0x8809, 0xBEC6, 0x046C, 0x10A9, 0x90A0,
0x90AD, 0x7980, 0x047C, 0xB901, 0x8809, 0xBEC6, 0x047B, 0x1889, 0x6C22, 0x90A0, 0x90AD, 0x10A9,
0x6E23, 0x6C22, 0x90A0, 0x90AD, 0x692D, 0xE308, 0x049C, 0x0124, 0xB703, 0xB902, 0x8818, 0x8B89,
0x022C, 0x108A, 0x7C04, 0x90A0, 0x692B, 0x881F, 0x7E80, 0x055B, 0x692A, 0x8809, 0x8B89, 0x99A0,
0x108A, 0x90A0, 0x692B, 0x881F, 0x7E80, 0x055B, 0x692A, 0x8809, 0x8B89, 0x99AF, 0x7B99, 0x0484,
0x0124, 0x060F, 0x101B, 0x2013, 0x901B, 0xBFA0, 0x7FFF, 0xE344, 0x04AC, 0x901B, 0x8B89, 0x7A80,
0x051A, 0x6927, 0xBA01, 0x9027, 0x7A80, 0x0523, 0x6927, 0xE308, 0x049E, 0x7980, 0x050F, 0x0624,
0x1026, 0x2013, 0x9026, 0xBFA0, 0x7FFF, 0xE304, 0x04C0, 0x8B8D, 0x7A80, 0x051A, 0x7980, 0x04B4,
0x9026, 0x1013, 0x3026, 0x901B, 0x8B8D, 0x7A80, 0x051A, 0x7A80, 0x0523, 0x1027, 0xBA01, 0x9027,
0xE308, 0x04B4, 0x0124, 0x060F, 0x8B89, 0x691A, 0xE308, 0x04EA, 0x6919, 0xE388, 0x04E0, 0xB903,
0x8809, 0xBEC6, 0x04DD, 0x1FA0, 0x2FAE, 0x98A9, 0x7980, 0x050F, 0xB901, 0x8818, 0xB907, 0x8809,
0xBEC6, 0x04E7, 0x10EE, 0x90A9, 0x7980, 0x050F, 0x6919, 0xE308, 0x04FE, 0xB903, 0x8809, 0xBE46,
0xBEC6, 0x04FA, 0x17A0, 0xBE1E, 0x1FAE, 0xBFBF, 0xFF00, 0xBE13, 0xBFDF, 0x8080, 0x99A9, 0xBE47,
0x7980, 0x050F, 0xB901, 0x8809, 0xBEC6, 0x050E, 0x16A0, 0x26A0, 0xBFB7, 0xFF00, 0xBE1E, 0x1EA0,
0x2EAE, 0xBFBF, 0xFF00, 0xBE13, 0xBFDF, 0x8080, 0x99A9, 0x850C, 0x860F, 0x6907, 0xE388, 0x0516,
0x0D07, 0x8510, 0xBE59, 0x881E, 0xBE4A, 0xEF00, 0x101E, 0x901C, 0x101F, 0x901D, 0x10A0, 0x901E,
0x10A0, 0x901F, 0xEF00, 0x101E, 0x301C, 0x9020, 0x731B, 0x5420, 0xBE03, 0x9825, 0x1025, 0x201C,
0x9025, 0x7325, 0x5414, 0xBE03, 0x8B8E, 0x9880, 0x692F, 0xE388, 0x0539, 0xBE59, 0xBB07, 0x6180,
0x9880, 0x8BA0, 0x101F, 0x301D, 0x9021, 0x731B, 0x5421, 0xBE03, 0x982E, 0x102E, 0x201D, 0x902E,
0x732E, 0x5415, 0xBE03, 0x9880, 0x692F, 0xE388, 0x054F, 0xBE59, 0xBB07, 0x6180, 0x9880, 0x8BA0,
0x6918, 0xEF08, 0x7325, 0x5416, 0xBE03, 0x98A0, 0x732E, 0x5417, 0xBE03, 0x98A0, 0xEF00, 0x8BA0,
0xBEC6, 0x056B, 0xBE59, 0xBB04, 0xAA90, 0xBE04, 0xBE1E, 0x99E0, 0x8BE0, 0x69A0, 0x90D0, 0x69A0,
0x90D0, 0x081F, 0xB805, 0x881F, 0x8B90, 0x69A0, 0x90D0, 0x69A0, 0x9090, 0x8BD0, 0x8BD8, 0xBE1F,
0xEF00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
};
/*
* initialize ASSP
*/
#define MINISRC_LPF_LEN 10
static u16 minisrc_lpf[MINISRC_LPF_LEN] __devinitdata = {
0X0743, 0X1104, 0X0A4C, 0XF88D, 0X242C,
0X1023, 0X1AA9, 0X0B60, 0XEFDD, 0X186F
};
static void __devinit snd_m3_assp_init(m3_t *chip)
{
unsigned int i;
/* zero kernel data */
for (i = 0; i < (REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA) / 2; i++)
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_BASE_ADDR + i, 0);
/* zero mixer data? */
for (i = 0; i < (REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA) / 2; i++)
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_BASE_ADDR2 + i, 0);
/* init dma pointer */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_CURRENT_DMA,
KDATA_DMA_XFER0);
/* write kernel into code memory.. */
for (i = 0 ; i < ARRAY_SIZE(assp_kernel_image); i++) {
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
REV_B_CODE_MEMORY_BEGIN + i,
assp_kernel_image[i]);
}
/*
* We only have this one client and we know that 0x400
* is free in our kernel's mem map, so lets just
* drop it there. It seems that the minisrc doesn't
* need vectors, so we won't bother with them..
*/
for (i = 0; i < ARRAY_SIZE(assp_minisrc_image); i++) {
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
0x400 + i,
assp_minisrc_image[i]);
}
/*
* write the coefficients for the low pass filter?
*/
for (i = 0; i < MINISRC_LPF_LEN ; i++) {
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
0x400 + MINISRC_COEF_LOC + i,
minisrc_lpf[i]);
}
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
0x400 + MINISRC_COEF_LOC + MINISRC_LPF_LEN,
0x8000);
/*
* the minisrc is the only thing on
* our task list..
*/
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_TASK0,
0x400);
/*
* init the mixer number..
*/
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_MIXER_TASK_NUMBER,0);
/*
* EXTREME KERNEL MASTER VOLUME
*/
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_DAC_LEFT_VOLUME, ARB_VOLUME);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_DAC_RIGHT_VOLUME, ARB_VOLUME);
chip->mixer_list.curlen = 0;
chip->mixer_list.mem_addr = KDATA_MIXER_XFER0;
chip->mixer_list.max = MAX_VIRTUAL_MIXER_CHANNELS;
chip->adc1_list.curlen = 0;
chip->adc1_list.mem_addr = KDATA_ADC1_XFER0;
chip->adc1_list.max = MAX_VIRTUAL_ADC1_CHANNELS;
chip->dma_list.curlen = 0;
chip->dma_list.mem_addr = KDATA_DMA_XFER0;
chip->dma_list.max = MAX_VIRTUAL_DMA_CHANNELS;
chip->msrc_list.curlen = 0;
chip->msrc_list.mem_addr = KDATA_INSTANCE0_MINISRC;
chip->msrc_list.max = MAX_INSTANCE_MINISRC;
}
static int __devinit snd_m3_assp_client_init(m3_t *chip, m3_dma_t *s, int index)
{
int data_bytes = 2 * ( MINISRC_TMP_BUFFER_SIZE / 2 +
MINISRC_IN_BUFFER_SIZE / 2 +
1 + MINISRC_OUT_BUFFER_SIZE / 2 + 1 );
int address, i;
/*
* the revb memory map has 0x1100 through 0x1c00
* free.
*/
/*
* align instance address to 256 bytes so that it's
* shifted list address is aligned.
* list address = (mem address >> 1) >> 7;
*/
data_bytes = (data_bytes + 255) & ~255;
address = 0x1100 + ((data_bytes/2) * index);
if ((address + (data_bytes/2)) >= 0x1c00) {
snd_printk("no memory for %d bytes at ind %d (addr 0x%x)\n",
data_bytes, index, address);
return -ENOMEM;
}
s->number = index;
s->inst.code = 0x400;
s->inst.data = address;
for (i = data_bytes / 2; i > 0; address++, i--) {
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
address, 0);
}
return 0;
}
/*
* this works for the reference board, have to find
* out about others
*
* this needs more magic for 4 speaker, but..
*/
static void
snd_m3_amp_enable(m3_t *chip, int enable)
{
int io = chip->iobase;
u16 gpo, polarity;
if (! chip->external_amp)
return;
polarity = enable ? 0 : 1;
polarity = polarity << chip->amp_gpio;
gpo = 1 << chip->amp_gpio;
outw(~gpo, io + GPIO_MASK);
outw(inw(io + GPIO_DIRECTION) | gpo,
io + GPIO_DIRECTION);
outw((GPO_SECONDARY_AC97 | GPO_PRIMARY_AC97 | polarity),
io + GPIO_DATA);
outw(0xffff, io + GPIO_MASK);
}
static int
snd_m3_chip_init(m3_t *chip)
{
struct pci_dev *pcidev = chip->pci;
u32 n;
u16 w;
u8 t; /* makes as much sense as 'n', no? */
pci_read_config_word(pcidev, PCI_LEGACY_AUDIO_CTRL, &w);
w &= ~(SOUND_BLASTER_ENABLE|FM_SYNTHESIS_ENABLE|
MPU401_IO_ENABLE|MPU401_IRQ_ENABLE|ALIAS_10BIT_IO|
DISABLE_LEGACY);
pci_write_config_word(pcidev, PCI_LEGACY_AUDIO_CTRL, w);
pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
n &= REDUCED_DEBOUNCE;
n |= PM_CTRL_ENABLE | CLK_DIV_BY_49 | USE_PCI_TIMING;
pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
outb(RESET_ASSP, chip->iobase + ASSP_CONTROL_B);
pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
n &= ~INT_CLK_SELECT;
if (!chip->allegro_flag) {
n &= ~INT_CLK_MULT_ENABLE;
n |= INT_CLK_SRC_NOT_PCI;
}
n &= ~( CLK_MULT_MODE_SELECT | CLK_MULT_MODE_SELECT_2 );
pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
if (chip->allegro_flag) {
pci_read_config_dword(pcidev, PCI_USER_CONFIG, &n);
n |= IN_CLK_12MHZ_SELECT;
pci_write_config_dword(pcidev, PCI_USER_CONFIG, n);
}
t = inb(chip->iobase + ASSP_CONTROL_A);
t &= ~( DSP_CLK_36MHZ_SELECT | ASSP_CLK_49MHZ_SELECT);
t |= ASSP_CLK_49MHZ_SELECT;
t |= ASSP_0_WS_ENABLE;
outb(t, chip->iobase + ASSP_CONTROL_A);
outb(RUN_ASSP, chip->iobase + ASSP_CONTROL_B);
return 0;
}
static void
snd_m3_enable_ints(m3_t *chip)
{
unsigned long io = chip->iobase;
/* TODO: MPU401 not supported yet */
outw(ASSP_INT_ENABLE /*| MPU401_INT_ENABLE*/, io + HOST_INT_CTRL);
outb(inb(io + ASSP_CONTROL_C) | ASSP_HOST_INT_ENABLE,
io + ASSP_CONTROL_C);
}
/*
*/
static int snd_m3_free(m3_t *chip)
{
m3_dma_t *s;
int i;
if (chip->substreams) {
spin_lock_irq(&chip->reg_lock);
for (i = 0; i < chip->num_substreams; i++) {
s = &chip->substreams[i];
/* check surviving pcms; this should not happen though.. */
if (s->substream && s->running)
snd_m3_pcm_stop(chip, s, s->substream);
}
spin_unlock_irq(&chip->reg_lock);
kfree(chip->substreams);
}
if (chip->iobase) {
outw(0, chip->iobase + HOST_INT_CTRL); /* disable ints */
}
#ifdef CONFIG_PM
vfree(chip->suspend_mem);
#endif
if (chip->irq >= 0) {
synchronize_irq(chip->irq);
free_irq(chip->irq, (void *)chip);
}
if (chip->iobase)
pci_release_regions(chip->pci);
pci_disable_device(chip->pci);
kfree(chip);
return 0;
}
/*
* APM support
*/
#ifdef CONFIG_PM
static int m3_suspend(snd_card_t *card, pm_message_t state)
{
m3_t *chip = card->pm_private_data;
int i, index;
if (chip->suspend_mem == NULL)
return 0;
snd_pcm_suspend_all(chip->pcm);
snd_ac97_suspend(chip->ac97);
big_mdelay(10); /* give the assp a chance to idle.. */
snd_m3_assp_halt(chip);
/* save dsp image */
index = 0;
for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
chip->suspend_mem[index++] =
snd_m3_assp_read(chip, MEMTYPE_INTERNAL_CODE, i);
for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
chip->suspend_mem[index++] =
snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA, i);
/* power down apci registers */
snd_m3_outw(chip, 0xffff, 0x54);
snd_m3_outw(chip, 0xffff, 0x56);
pci_disable_device(chip->pci);
return 0;
}
static int m3_resume(snd_card_t *card)
{
m3_t *chip = card->pm_private_data;
int i, index;
if (chip->suspend_mem == NULL)
return 0;
pci_enable_device(chip->pci);
pci_set_master(chip->pci);
/* first lets just bring everything back. .*/
snd_m3_outw(chip, 0, 0x54);
snd_m3_outw(chip, 0, 0x56);
snd_m3_chip_init(chip);
snd_m3_assp_halt(chip);
snd_m3_ac97_reset(chip);
/* restore dsp image */
index = 0;
for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE, i,
chip->suspend_mem[index++]);
for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA, i,
chip->suspend_mem[index++]);
/* tell the dma engine to restart itself */
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_DMA_ACTIVE, 0);
/* restore ac97 registers */
snd_ac97_resume(chip->ac97);
snd_m3_assp_continue(chip);
snd_m3_enable_ints(chip);
snd_m3_amp_enable(chip, 1);
return 0;
}
#endif /* CONFIG_PM */
/*
*/
static int snd_m3_dev_free(snd_device_t *device)
{
m3_t *chip = device->device_data;
return snd_m3_free(chip);
}
static int __devinit
snd_m3_create(snd_card_t *card, struct pci_dev *pci,
int enable_amp,
int amp_gpio,
m3_t **chip_ret)
{
m3_t *chip;
int i, err;
struct m3_quirk *quirk;
u16 subsystem_vendor, subsystem_device;
static snd_device_ops_t ops = {
.dev_free = snd_m3_dev_free,
};
*chip_ret = NULL;
if (pci_enable_device(pci))
return -EIO;
/* check, if we can restrict PCI DMA transfers to 28 bits */
if (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) {
snd_printk("architecture does not support 28bit PCI busmaster DMA\n");
pci_disable_device(pci);
return -ENXIO;
}
chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
if (chip == NULL) {
pci_disable_device(pci);
return -ENOMEM;
}
spin_lock_init(&chip->reg_lock);
switch (pci->device) {
case PCI_DEVICE_ID_ESS_ALLEGRO:
case PCI_DEVICE_ID_ESS_ALLEGRO_1:
case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
case PCI_DEVICE_ID_ESS_CANYON3D_2:
chip->allegro_flag = 1;
break;
}
chip->card = card;
chip->pci = pci;
chip->irq = -1;
pci_read_config_word(pci, PCI_SUBSYSTEM_VENDOR_ID, &subsystem_vendor);
pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &subsystem_device);
for (quirk = m3_quirk_list; quirk->vendor; quirk++) {
if (subsystem_vendor == quirk->vendor &&
subsystem_device == quirk->device) {
printk(KERN_INFO "maestro3: enabled hack for '%s'\n", quirk->name);
chip->quirk = quirk;
break;
}
}
chip->external_amp = enable_amp;
if (amp_gpio >= 0 && amp_gpio <= 0x0f)
chip->amp_gpio = amp_gpio;
else if (chip->quirk && chip->quirk->amp_gpio >= 0)
chip->amp_gpio = chip->quirk->amp_gpio;
else if (chip->allegro_flag)
chip->amp_gpio = GPO_EXT_AMP_ALLEGRO;
else /* presumably this is for all 'maestro3's.. */
chip->amp_gpio = GPO_EXT_AMP_M3;
chip->num_substreams = NR_DSPS;
chip->substreams = kmalloc(sizeof(m3_dma_t) * chip->num_substreams, GFP_KERNEL);
if (chip->substreams == NULL) {
kfree(chip);
pci_disable_device(pci);
return -ENOMEM;
}
memset(chip->substreams, 0, sizeof(m3_dma_t) * chip->num_substreams);
if ((err = pci_request_regions(pci, card->driver)) < 0) {
snd_m3_free(chip);
return err;
}
chip->iobase = pci_resource_start(pci, 0);
/* just to be sure */
pci_set_master(pci);
snd_m3_chip_init(chip);
snd_m3_assp_halt(chip);
snd_m3_ac97_reset(chip);
snd_m3_assp_init(chip);
snd_m3_amp_enable(chip, 1);
if (request_irq(pci->irq, snd_m3_interrupt, SA_INTERRUPT|SA_SHIRQ,
card->driver, (void *)chip)) {
snd_printk("unable to grab IRQ %d\n", pci->irq);
snd_m3_free(chip);
return -ENOMEM;
}
chip->irq = pci->irq;
#ifdef CONFIG_PM
chip->suspend_mem = vmalloc(sizeof(u16) * (REV_B_CODE_MEMORY_LENGTH + REV_B_DATA_MEMORY_LENGTH));
if (chip->suspend_mem == NULL)
snd_printk(KERN_WARNING "can't allocate apm buffer\n");
else
snd_card_set_pm_callback(card, m3_suspend, m3_resume, chip);
#endif
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_m3_free(chip);
return err;
}
if ((err = snd_m3_mixer(chip)) < 0)
return err;
for (i = 0; i < chip->num_substreams; i++) {
m3_dma_t *s = &chip->substreams[i];
s->chip = chip;
if ((err = snd_m3_assp_client_init(chip, s, i)) < 0)
return err;
}
if ((err = snd_m3_pcm(chip, 0)) < 0)
return err;
snd_m3_enable_ints(chip);
snd_m3_assp_continue(chip);
snd_card_set_dev(card, &pci->dev);
*chip_ret = chip;
return 0;
}
/*
*/
static int __devinit
snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
{
static int dev;
snd_card_t *card;
m3_t *chip;
int err;
/* don't pick up modems */
if (((pci->class >> 8) & 0xffff) != PCI_CLASS_MULTIMEDIA_AUDIO)
return -ENODEV;
if (dev >= SNDRV_CARDS)
return -ENODEV;
if (!enable[dev]) {
dev++;
return -ENOENT;
}
card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
if (card == NULL)
return -ENOMEM;
switch (pci->device) {
case PCI_DEVICE_ID_ESS_ALLEGRO:
case PCI_DEVICE_ID_ESS_ALLEGRO_1:
strcpy(card->driver, "Allegro");
break;
case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
case PCI_DEVICE_ID_ESS_CANYON3D_2:
strcpy(card->driver, "Canyon3D-2");
break;
default:
strcpy(card->driver, "Maestro3");
break;
}
if ((err = snd_m3_create(card, pci,
external_amp[dev],
amp_gpio[dev],
&chip)) < 0) {
snd_card_free(card);
return err;
}
sprintf(card->shortname, "ESS %s PCI", card->driver);
sprintf(card->longname, "%s at 0x%lx, irq %d",
card->shortname, chip->iobase, chip->irq);
if ((err = snd_card_register(card)) < 0) {
snd_card_free(card);
return err;
}
#if 0 /* TODO: not supported yet */
/* TODO enable midi irq and i/o */
err = snd_mpu401_uart_new(chip->card, 0, MPU401_HW_MPU401,
chip->iobase + MPU401_DATA_PORT, 1,
chip->irq, 0, &chip->rmidi);
if (err < 0)
printk(KERN_WARNING "maestro3: no midi support.\n");
#endif
pci_set_drvdata(pci, card);
dev++;
return 0;
}
static void __devexit snd_m3_remove(struct pci_dev *pci)
{
snd_card_free(pci_get_drvdata(pci));
pci_set_drvdata(pci, NULL);
}
static struct pci_driver driver = {
.name = "Maestro3",
.id_table = snd_m3_ids,
.probe = snd_m3_probe,
.remove = __devexit_p(snd_m3_remove),
SND_PCI_PM_CALLBACKS
};
static int __init alsa_card_m3_init(void)
{
return pci_register_driver(&driver);
}
static void __exit alsa_card_m3_exit(void)
{
pci_unregister_driver(&driver);
}
module_init(alsa_card_m3_init)
module_exit(alsa_card_m3_exit)
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