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Diffstat (limited to 'sound/isa/es18xx.c')
| -rw-r--r-- | sound/isa/es18xx.c | 2224 |
1 files changed, 2224 insertions, 0 deletions
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c new file mode 100644 index 000000000000..1d832b2adb7c --- /dev/null +++ b/sound/isa/es18xx.c @@ -0,0 +1,2224 @@ +/* + * Driver for generic ESS AudioDrive ES18xx soundcards + * Copyright (c) by Christian Fischbach <fishbach@pool.informatik.rwth-aachen.de> + * Copyright (c) by Abramo Bagnara <abramo@alsa-project.org> + * + * + * 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 + * + */ +/* GENERAL NOTES: + * + * BUGS: + * - There are pops (we can't delay in trigger function, cause midlevel + * often need to trigger down and then up very quickly). + * Any ideas? + * - Support for 16 bit DMA seems to be broken. I've no hardware to tune it. + */ + +/* + * ES1868 NOTES: + * - The chip has one half duplex pcm (with very limited full duplex support). + * + * - Duplex stereophonic sound is impossible. + * - Record and playback must share the same frequency rate. + * + * - The driver use dma2 for playback and dma1 for capture. + */ + +/* + * ES1869 NOTES: + * + * - there are a first full duplex pcm and a second playback only pcm + * (incompatible with first pcm capture) + * + * - there is support for the capture volume and ESS Spatializer 3D effect. + * + * - contrarily to some pages in DS_1869.PDF the rates can be set + * independently. + * + * BUGS: + * + * - There is a major trouble I noted: + * + * using both channel for playback stereo 16 bit samples at 44100 Hz + * the second pcm (Audio1) DMA slows down irregularly and sound is garbled. + * + * The same happens using Audio1 for captureing. + * + * The Windows driver does not suffer of this (although it use Audio1 + * only for captureing). I'm unable to discover why. + * + */ + + +#include <sound/driver.h> +#include <asm/io.h> +#include <asm/dma.h> +#include <linux/init.h> +#include <linux/pm.h> +#include <linux/slab.h> +#include <linux/pnp.h> +#include <linux/isapnp.h> +#include <linux/moduleparam.h> +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/mpu401.h> +#include <sound/opl3.h> +#define SNDRV_LEGACY_AUTO_PROBE +#define SNDRV_LEGACY_FIND_FREE_IRQ +#define SNDRV_LEGACY_FIND_FREE_DMA +#include <sound/initval.h> + +#define PFX "es18xx: " + +struct _snd_es18xx { + unsigned long port; /* port of ESS chip */ + unsigned long mpu_port; /* MPU-401 port of ESS chip */ + unsigned long fm_port; /* FM port */ + unsigned long ctrl_port; /* Control port of ESS chip */ + struct resource *res_port; + struct resource *res_mpu_port; + struct resource *res_ctrl_port; + int irq; /* IRQ number of ESS chip */ + int dma1; /* DMA1 */ + int dma2; /* DMA2 */ + unsigned short version; /* version of ESS chip */ + int caps; /* Chip capabilities */ + unsigned short audio2_vol; /* volume level of audio2 */ + + unsigned short active; /* active channel mask */ + unsigned int dma1_size; + unsigned int dma2_size; + unsigned int dma1_shift; + unsigned int dma2_shift; + + snd_card_t *card; + snd_pcm_t *pcm; + snd_pcm_substream_t *playback_a_substream; + snd_pcm_substream_t *capture_a_substream; + snd_pcm_substream_t *playback_b_substream; + + snd_rawmidi_t *rmidi; + + snd_kcontrol_t *hw_volume; + snd_kcontrol_t *hw_switch; + snd_kcontrol_t *master_volume; + snd_kcontrol_t *master_switch; + + spinlock_t reg_lock; + spinlock_t mixer_lock; + spinlock_t ctrl_lock; +#ifdef CONFIG_PM + unsigned char pm_reg; +#endif +}; + +#define AUDIO1_IRQ 0x01 +#define AUDIO2_IRQ 0x02 +#define HWV_IRQ 0x04 +#define MPU_IRQ 0x08 + +#define ES18XX_PCM2 0x0001 /* Has two useable PCM */ +#define ES18XX_SPATIALIZER 0x0002 /* Has 3D Spatializer */ +#define ES18XX_RECMIX 0x0004 /* Has record mixer */ +#define ES18XX_DUPLEX_MONO 0x0008 /* Has mono duplex only */ +#define ES18XX_DUPLEX_SAME 0x0010 /* Playback and record must share the same rate */ +#define ES18XX_NEW_RATE 0x0020 /* More precise rate setting */ +#define ES18XX_AUXB 0x0040 /* AuxB mixer control */ +#define ES18XX_HWV 0x0080 /* Has hardware volume */ +#define ES18XX_MONO 0x0100 /* Mono_in mixer control */ +#define ES18XX_I2S 0x0200 /* I2S mixer control */ +#define ES18XX_MUTEREC 0x0400 /* Record source can be muted */ +#define ES18XX_CONTROL 0x0800 /* Has control ports */ + +/* Power Management */ +#define ES18XX_PM 0x07 +#define ES18XX_PM_GPO0 0x01 +#define ES18XX_PM_GPO1 0x02 +#define ES18XX_PM_PDR 0x04 +#define ES18XX_PM_ANA 0x08 +#define ES18XX_PM_FM 0x020 +#define ES18XX_PM_SUS 0x080 + +typedef struct _snd_es18xx es18xx_t; + +/* Lowlevel */ + +#define DAC1 0x01 +#define ADC1 0x02 +#define DAC2 0x04 +#define MILLISECOND 10000 + +static int snd_es18xx_dsp_command(es18xx_t *chip, unsigned char val) +{ + int i; + + for(i = MILLISECOND; i; i--) + if ((inb(chip->port + 0x0C) & 0x80) == 0) { + outb(val, chip->port + 0x0C); + return 0; + } + snd_printk("dsp_command: timeout (0x%x)\n", val); + return -EINVAL; +} + +static int snd_es18xx_dsp_get_byte(es18xx_t *chip) +{ + int i; + + for(i = MILLISECOND/10; i; i--) + if (inb(chip->port + 0x0C) & 0x40) + return inb(chip->port + 0x0A); + snd_printk("dsp_get_byte failed: 0x%lx = 0x%x!!!\n", chip->port + 0x0A, inb(chip->port + 0x0A)); + return -ENODEV; +} + +#undef REG_DEBUG + +static int snd_es18xx_write(es18xx_t *chip, + unsigned char reg, unsigned char data) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&chip->reg_lock, flags); + ret = snd_es18xx_dsp_command(chip, reg); + if (ret < 0) + goto end; + ret = snd_es18xx_dsp_command(chip, data); + end: + spin_unlock_irqrestore(&chip->reg_lock, flags); +#ifdef REG_DEBUG + snd_printk("Reg %02x set to %02x\n", reg, data); +#endif + return ret; +} + +static int snd_es18xx_read(es18xx_t *chip, unsigned char reg) +{ + unsigned long flags; + int ret, data; + spin_lock_irqsave(&chip->reg_lock, flags); + ret = snd_es18xx_dsp_command(chip, 0xC0); + if (ret < 0) + goto end; + ret = snd_es18xx_dsp_command(chip, reg); + if (ret < 0) + goto end; + data = snd_es18xx_dsp_get_byte(chip); + ret = data; +#ifdef REG_DEBUG + snd_printk("Reg %02x now is %02x (%d)\n", reg, data, ret); +#endif + end: + spin_unlock_irqrestore(&chip->reg_lock, flags); + return ret; +} + +/* Return old value */ +static int snd_es18xx_bits(es18xx_t *chip, unsigned char reg, + unsigned char mask, unsigned char val) +{ + int ret; + unsigned char old, new, oval; + unsigned long flags; + spin_lock_irqsave(&chip->reg_lock, flags); + ret = snd_es18xx_dsp_command(chip, 0xC0); + if (ret < 0) + goto end; + ret = snd_es18xx_dsp_command(chip, reg); + if (ret < 0) + goto end; + ret = snd_es18xx_dsp_get_byte(chip); + if (ret < 0) { + goto end; + } + old = ret; + oval = old & mask; + if (val != oval) { + ret = snd_es18xx_dsp_command(chip, reg); + if (ret < 0) + goto end; + new = (old & ~mask) | (val & mask); + ret = snd_es18xx_dsp_command(chip, new); + if (ret < 0) + goto end; +#ifdef REG_DEBUG + snd_printk("Reg %02x was %02x, set to %02x (%d)\n", reg, old, new, ret); +#endif + } + ret = oval; + end: + spin_unlock_irqrestore(&chip->reg_lock, flags); + return ret; +} + +static inline void snd_es18xx_mixer_write(es18xx_t *chip, + unsigned char reg, unsigned char data) +{ + unsigned long flags; + spin_lock_irqsave(&chip->mixer_lock, flags); + outb(reg, chip->port + 0x04); + outb(data, chip->port + 0x05); + spin_unlock_irqrestore(&chip->mixer_lock, flags); +#ifdef REG_DEBUG + snd_printk("Mixer reg %02x set to %02x\n", reg, data); +#endif +} + +static inline int snd_es18xx_mixer_read(es18xx_t *chip, unsigned char reg) +{ + unsigned long flags; + int data; + spin_lock_irqsave(&chip->mixer_lock, flags); + outb(reg, chip->port + 0x04); + data = inb(chip->port + 0x05); + spin_unlock_irqrestore(&chip->mixer_lock, flags); +#ifdef REG_DEBUG + snd_printk("Mixer reg %02x now is %02x\n", reg, data); +#endif + return data; +} + +/* Return old value */ +static inline int snd_es18xx_mixer_bits(es18xx_t *chip, unsigned char reg, + unsigned char mask, unsigned char val) +{ + unsigned char old, new, oval; + unsigned long flags; + spin_lock_irqsave(&chip->mixer_lock, flags); + outb(reg, chip->port + 0x04); + old = inb(chip->port + 0x05); + oval = old & mask; + if (val != oval) { + new = (old & ~mask) | (val & mask); + outb(new, chip->port + 0x05); +#ifdef REG_DEBUG + snd_printk("Mixer reg %02x was %02x, set to %02x\n", reg, old, new); +#endif + } + spin_unlock_irqrestore(&chip->mixer_lock, flags); + return oval; +} + +static inline int snd_es18xx_mixer_writable(es18xx_t *chip, unsigned char reg, + unsigned char mask) +{ + int old, expected, new; + unsigned long flags; + spin_lock_irqsave(&chip->mixer_lock, flags); + outb(reg, chip->port + 0x04); + old = inb(chip->port + 0x05); + expected = old ^ mask; + outb(expected, chip->port + 0x05); + new = inb(chip->port + 0x05); + spin_unlock_irqrestore(&chip->mixer_lock, flags); +#ifdef REG_DEBUG + snd_printk("Mixer reg %02x was %02x, set to %02x, now is %02x\n", reg, old, expected, new); +#endif + return expected == new; +} + + +static int snd_es18xx_reset(es18xx_t *chip) +{ + int i; + outb(0x03, chip->port + 0x06); + inb(chip->port + 0x06); + outb(0x00, chip->port + 0x06); + for(i = 0; i < MILLISECOND && !(inb(chip->port + 0x0E) & 0x80); i++); + if (inb(chip->port + 0x0A) != 0xAA) + return -1; + return 0; +} + +static int snd_es18xx_reset_fifo(es18xx_t *chip) +{ + outb(0x02, chip->port + 0x06); + inb(chip->port + 0x06); + outb(0x00, chip->port + 0x06); + return 0; +} + +static ratnum_t new_clocks[2] = { + { + .num = 793800, + .den_min = 1, + .den_max = 128, + .den_step = 1, + }, + { + .num = 768000, + .den_min = 1, + .den_max = 128, + .den_step = 1, + } +}; + +static snd_pcm_hw_constraint_ratnums_t new_hw_constraints_clocks = { + .nrats = 2, + .rats = new_clocks, +}; + +static ratnum_t old_clocks[2] = { + { + .num = 795444, + .den_min = 1, + .den_max = 128, + .den_step = 1, + }, + { + .num = 397722, + .den_min = 1, + .den_max = 128, + .den_step = 1, + } +}; + +static snd_pcm_hw_constraint_ratnums_t old_hw_constraints_clocks = { + .nrats = 2, + .rats = old_clocks, +}; + + +static void snd_es18xx_rate_set(es18xx_t *chip, + snd_pcm_substream_t *substream, + int mode) +{ + unsigned int bits, div0; + snd_pcm_runtime_t *runtime = substream->runtime; + if (chip->caps & ES18XX_NEW_RATE) { + if (runtime->rate_num == new_clocks[0].num) + bits = 128 - runtime->rate_den; + else + bits = 256 - runtime->rate_den; + } else { + if (runtime->rate_num == old_clocks[0].num) + bits = 256 - runtime->rate_den; + else + bits = 128 - runtime->rate_den; + } + + /* set filter register */ + div0 = 256 - 7160000*20/(8*82*runtime->rate); + + if ((chip->caps & ES18XX_PCM2) && mode == DAC2) { + snd_es18xx_mixer_write(chip, 0x70, bits); + /* + * Comment from kernel oss driver: + * FKS: fascinating: 0x72 doesn't seem to work. + */ + snd_es18xx_write(chip, 0xA2, div0); + snd_es18xx_mixer_write(chip, 0x72, div0); + } else { + snd_es18xx_write(chip, 0xA1, bits); + snd_es18xx_write(chip, 0xA2, div0); + } +} + +static int snd_es18xx_playback_hw_params(snd_pcm_substream_t * substream, + snd_pcm_hw_params_t * hw_params) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + int shift, err; + + shift = 0; + if (params_channels(hw_params) == 2) + shift++; + if (snd_pcm_format_width(params_format(hw_params)) == 16) + shift++; + + if (substream->number == 0 && (chip->caps & ES18XX_PCM2)) { + if ((chip->caps & ES18XX_DUPLEX_MONO) && + (chip->capture_a_substream) && + params_channels(hw_params) != 1) { + _snd_pcm_hw_param_setempty(hw_params, SNDRV_PCM_HW_PARAM_CHANNELS); + return -EBUSY; + } + chip->dma2_shift = shift; + } else { + chip->dma1_shift = shift; + } + if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) + return err; + return 0; +} + +static int snd_es18xx_pcm_hw_free(snd_pcm_substream_t * substream) +{ + return snd_pcm_lib_free_pages(substream); +} + +static int snd_es18xx_playback1_prepare(es18xx_t *chip, + snd_pcm_substream_t *substream) +{ + snd_pcm_runtime_t *runtime = substream->runtime; + unsigned int size = snd_pcm_lib_buffer_bytes(substream); + unsigned int count = snd_pcm_lib_period_bytes(substream); + + chip->dma2_size = size; + + snd_es18xx_rate_set(chip, substream, DAC2); + + /* Transfer Count Reload */ + count = 0x10000 - count; + snd_es18xx_mixer_write(chip, 0x74, count & 0xff); + snd_es18xx_mixer_write(chip, 0x76, count >> 8); + + /* Set format */ + snd_es18xx_mixer_bits(chip, 0x7A, 0x07, + ((runtime->channels == 1) ? 0x00 : 0x02) | + (snd_pcm_format_width(runtime->format) == 16 ? 0x01 : 0x00) | + (snd_pcm_format_unsigned(runtime->format) ? 0x00 : 0x04)); + + /* Set DMA controller */ + snd_dma_program(chip->dma2, runtime->dma_addr, size, DMA_MODE_WRITE | DMA_AUTOINIT); + + return 0; +} + +static int snd_es18xx_playback1_trigger(es18xx_t *chip, + snd_pcm_substream_t * substream, + int cmd) +{ + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + if (chip->active & DAC2) + return 0; + chip->active |= DAC2; + /* Start DMA */ + if (chip->dma2 >= 4) + snd_es18xx_mixer_write(chip, 0x78, 0xb3); + else + snd_es18xx_mixer_write(chip, 0x78, 0x93); +#ifdef AVOID_POPS + /* Avoid pops */ + udelay(100000); + if (chip->caps & ES18XX_PCM2) + /* Restore Audio 2 volume */ + snd_es18xx_mixer_write(chip, 0x7C, chip->audio2_vol); + else + /* Enable PCM output */ + snd_es18xx_dsp_command(chip, 0xD1); +#endif + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + if (!(chip->active & DAC2)) + return 0; + chip->active &= ~DAC2; + /* Stop DMA */ + snd_es18xx_mixer_write(chip, 0x78, 0x00); +#ifdef AVOID_POPS + udelay(25000); + if (chip->caps & ES18XX_PCM2) + /* Set Audio 2 volume to 0 */ + snd_es18xx_mixer_write(chip, 0x7C, 0); + else + /* Disable PCM output */ + snd_es18xx_dsp_command(chip, 0xD3); +#endif + break; + default: + return -EINVAL; + } + + return 0; +} + +static int snd_es18xx_capture_hw_params(snd_pcm_substream_t * substream, + snd_pcm_hw_params_t * hw_params) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + int shift, err; + + shift = 0; + if ((chip->caps & ES18XX_DUPLEX_MONO) && + chip->playback_a_substream && + params_channels(hw_params) != 1) { + _snd_pcm_hw_param_setempty(hw_params, SNDRV_PCM_HW_PARAM_CHANNELS); + return -EBUSY; + } + if (params_channels(hw_params) == 2) + shift++; + if (snd_pcm_format_width(params_format(hw_params)) == 16) + shift++; + chip->dma1_shift = shift; + if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) + return err; + return 0; +} + +static int snd_es18xx_capture_prepare(snd_pcm_substream_t *substream) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + snd_pcm_runtime_t *runtime = substream->runtime; + unsigned int size = snd_pcm_lib_buffer_bytes(substream); + unsigned int count = snd_pcm_lib_period_bytes(substream); + + chip->dma1_size = size; + + snd_es18xx_reset_fifo(chip); + + /* Set stereo/mono */ + snd_es18xx_bits(chip, 0xA8, 0x03, runtime->channels == 1 ? 0x02 : 0x01); + + snd_es18xx_rate_set(chip, substream, ADC1); + + /* Transfer Count Reload */ + count = 0x10000 - count; + snd_es18xx_write(chip, 0xA4, count & 0xff); + snd_es18xx_write(chip, 0xA5, count >> 8); + +#ifdef AVOID_POPS + udelay(100000); +#endif + + /* Set format */ + snd_es18xx_write(chip, 0xB7, + snd_pcm_format_unsigned(runtime->format) ? 0x51 : 0x71); + snd_es18xx_write(chip, 0xB7, 0x90 | + ((runtime->channels == 1) ? 0x40 : 0x08) | + (snd_pcm_format_width(runtime->format) == 16 ? 0x04 : 0x00) | + (snd_pcm_format_unsigned(runtime->format) ? 0x00 : 0x20)); + + /* Set DMA controler */ + snd_dma_program(chip->dma1, runtime->dma_addr, size, DMA_MODE_READ | DMA_AUTOINIT); + + return 0; +} + +static int snd_es18xx_capture_trigger(snd_pcm_substream_t *substream, + int cmd) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + if (chip->active & ADC1) + return 0; + chip->active |= ADC1; + /* Start DMA */ + snd_es18xx_write(chip, 0xB8, 0x0f); + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + if (!(chip->active & ADC1)) + return 0; + chip->active &= ~ADC1; + /* Stop DMA */ + snd_es18xx_write(chip, 0xB8, 0x00); + break; + default: + return -EINVAL; + } + + return 0; +} + +static int snd_es18xx_playback2_prepare(es18xx_t *chip, + snd_pcm_substream_t *substream) +{ + snd_pcm_runtime_t *runtime = substream->runtime; + unsigned int size = snd_pcm_lib_buffer_bytes(substream); + unsigned int count = snd_pcm_lib_period_bytes(substream); + + chip->dma1_size = size; + + snd_es18xx_reset_fifo(chip); + + /* Set stereo/mono */ + snd_es18xx_bits(chip, 0xA8, 0x03, runtime->channels == 1 ? 0x02 : 0x01); + + snd_es18xx_rate_set(chip, substream, DAC1); + + /* Transfer Count Reload */ + count = 0x10000 - count; + snd_es18xx_write(chip, 0xA4, count & 0xff); + snd_es18xx_write(chip, 0xA5, count >> 8); + + /* Set format */ + snd_es18xx_write(chip, 0xB6, + snd_pcm_format_unsigned(runtime->format) ? 0x80 : 0x00); + snd_es18xx_write(chip, 0xB7, + snd_pcm_format_unsigned(runtime->format) ? 0x51 : 0x71); + snd_es18xx_write(chip, 0xB7, 0x90 | + (runtime->channels == 1 ? 0x40 : 0x08) | + (snd_pcm_format_width(runtime->format) == 16 ? 0x04 : 0x00) | + (snd_pcm_format_unsigned(runtime->format) ? 0x00 : 0x20)); + + /* Set DMA controler */ + snd_dma_program(chip->dma1, runtime->dma_addr, size, DMA_MODE_WRITE | DMA_AUTOINIT); + + return 0; +} + +static int snd_es18xx_playback2_trigger(es18xx_t *chip, + snd_pcm_substream_t *substream, + int cmd) +{ + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + if (chip->active & DAC1) + return 0; + chip->active |= DAC1; + /* Start DMA */ + snd_es18xx_write(chip, 0xB8, 0x05); +#ifdef AVOID_POPS + /* Avoid pops */ + udelay(100000); + /* Enable Audio 1 */ + snd_es18xx_dsp_command(chip, 0xD1); +#endif + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + if (!(chip->active & DAC1)) + return 0; + chip->active &= ~DAC1; + /* Stop DMA */ + snd_es18xx_write(chip, 0xB8, 0x00); +#ifdef AVOID_POPS + /* Avoid pops */ + udelay(25000); + /* Disable Audio 1 */ + snd_es18xx_dsp_command(chip, 0xD3); +#endif + break; + default: + return -EINVAL; + } + + return 0; +} + +static int snd_es18xx_playback_prepare(snd_pcm_substream_t *substream) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + if (substream->number == 0 && (chip->caps & ES18XX_PCM2)) + return snd_es18xx_playback1_prepare(chip, substream); + else + return snd_es18xx_playback2_prepare(chip, substream); +} + +static int snd_es18xx_playback_trigger(snd_pcm_substream_t *substream, + int cmd) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + if (substream->number == 0 && (chip->caps & ES18XX_PCM2)) + return snd_es18xx_playback1_trigger(chip, substream, cmd); + else + return snd_es18xx_playback2_trigger(chip, substream, cmd); +} + +static irqreturn_t snd_es18xx_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ + es18xx_t *chip = dev_id; + unsigned char status; + + if (chip->caps & ES18XX_CONTROL) { + /* Read Interrupt status */ + status = inb(chip->ctrl_port + 6); + } else { + /* Read Interrupt status */ + status = snd_es18xx_mixer_read(chip, 0x7f) >> 4; + } +#if 0 + else { + status = 0; + if (inb(chip->port + 0x0C) & 0x01) + status |= AUDIO1_IRQ; + if (snd_es18xx_mixer_read(chip, 0x7A) & 0x80) + status |= AUDIO2_IRQ; + if ((chip->caps & ES18XX_HWV) && + snd_es18xx_mixer_read(chip, 0x64) & 0x10) + status |= HWV_IRQ; + } +#endif + + /* Audio 1 & Audio 2 */ + if (status & AUDIO2_IRQ) { + if (chip->active & DAC2) + snd_pcm_period_elapsed(chip->playback_a_substream); + /* ack interrupt */ + snd_es18xx_mixer_bits(chip, 0x7A, 0x80, 0x00); + } + if (status & AUDIO1_IRQ) { + /* ok.. capture is active */ + if (chip->active & ADC1) + snd_pcm_period_elapsed(chip->capture_a_substream); + /* ok.. playback2 is active */ + else if (chip->active & DAC1) + snd_pcm_period_elapsed(chip->playback_b_substream); + /* ack interrupt */ + inb(chip->port + 0x0E); + } + + /* MPU */ + if ((status & MPU_IRQ) && chip->rmidi) + snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs); + + /* Hardware volume */ + if (status & HWV_IRQ) { + int split = snd_es18xx_mixer_read(chip, 0x64) & 0x80; + snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->hw_switch->id); + snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->hw_volume->id); + if (!split) { + snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_switch->id); + snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_volume->id); + } + /* ack interrupt */ + snd_es18xx_mixer_write(chip, 0x66, 0x00); + } + return IRQ_HANDLED; +} + +static snd_pcm_uframes_t snd_es18xx_playback_pointer(snd_pcm_substream_t * substream) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + int pos; + + if (substream->number == 0 && (chip->caps & ES18XX_PCM2)) { + if (!(chip->active & DAC2)) + return 0; + pos = snd_dma_pointer(chip->dma2, chip->dma2_size); + return pos >> chip->dma2_shift; + } else { + if (!(chip->active & DAC1)) + return 0; + pos = snd_dma_pointer(chip->dma1, chip->dma1_size); + return pos >> chip->dma1_shift; + } +} + +static snd_pcm_uframes_t snd_es18xx_capture_pointer(snd_pcm_substream_t * substream) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + int pos; + + if (!(chip->active & ADC1)) + return 0; + pos = snd_dma_pointer(chip->dma1, chip->dma1_size); + return pos >> chip->dma1_shift; +} + +static snd_pcm_hardware_t snd_es18xx_playback = +{ + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_RESUME | + SNDRV_PCM_INFO_MMAP_VALID), + .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S8 | + SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE), + .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, + .rate_min = 4000, + .rate_max = 48000, + .channels_min = 1, + .channels_max = 2, + .buffer_bytes_max = 65536, + .period_bytes_min = 64, + .period_bytes_max = 65536, + .periods_min = 1, + .periods_max = 1024, + .fifo_size = 0, +}; + +static snd_pcm_hardware_t snd_es18xx_capture = +{ + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_RESUME | + SNDRV_PCM_INFO_MMAP_VALID), + .formats = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S8 | + SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE), + .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, + .rate_min = 4000, + .rate_max = 48000, + .channels_min = 1, + .channels_max = 2, + .buffer_bytes_max = 65536, + .period_bytes_min = 64, + .period_bytes_max = 65536, + .periods_min = 1, + .periods_max = 1024, + .fifo_size = 0, +}; + +static int snd_es18xx_playback_open(snd_pcm_substream_t * substream) +{ + snd_pcm_runtime_t *runtime = substream->runtime; + es18xx_t *chip = snd_pcm_substream_chip(substream); + + if (substream->number == 0 && (chip->caps & ES18XX_PCM2)) { + if ((chip->caps & ES18XX_DUPLEX_MONO) && + chip->capture_a_substream && + chip->capture_a_substream->runtime->channels != 1) + return -EAGAIN; + chip->playback_a_substream = substream; + } else if (substream->number <= 1) { + if (chip->capture_a_substream) + return -EAGAIN; + chip->playback_b_substream = substream; + } else { + snd_BUG(); + return -EINVAL; + } + substream->runtime->hw = snd_es18xx_playback; + snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + (chip->caps & ES18XX_NEW_RATE) ? &new_hw_constraints_clocks : &old_hw_constraints_clocks); + return 0; +} + +static int snd_es18xx_capture_open(snd_pcm_substream_t * substream) +{ + snd_pcm_runtime_t *runtime = substream->runtime; + es18xx_t *chip = snd_pcm_substream_chip(substream); + + if (chip->playback_b_substream) + return -EAGAIN; + if ((chip->caps & ES18XX_DUPLEX_MONO) && + chip->playback_a_substream && + chip->playback_a_substream->runtime->channels != 1) + return -EAGAIN; + chip->capture_a_substream = substream; + substream->runtime->hw = snd_es18xx_capture; + snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + (chip->caps & ES18XX_NEW_RATE) ? &new_hw_constraints_clocks : &old_hw_constraints_clocks); + return 0; +} + +static int snd_es18xx_playback_close(snd_pcm_substream_t * substream) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + + if (substream->number == 0 && (chip->caps & ES18XX_PCM2)) + chip->playback_a_substream = NULL; + else + chip->playback_b_substream = NULL; + + snd_pcm_lib_free_pages(substream); + return 0; +} + +static int snd_es18xx_capture_close(snd_pcm_substream_t * substream) +{ + es18xx_t *chip = snd_pcm_substream_chip(substream); + + chip->capture_a_substream = NULL; + snd_pcm_lib_free_pages(substream); + return 0; +} + +/* + * MIXER part + */ + +static int snd_es18xx_info_mux(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + static char *texts[8] = { + "Mic", "Mic Master", "CD", "AOUT", + "Mic1", "Mix", "Line", "Master" + }; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = 8; + if (uinfo->value.enumerated.item > 7) + uinfo->value.enumerated.item = 7; + strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); + return 0; +} + +static int snd_es18xx_get_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + ucontrol->value.enumerated.item[0] = snd_es18xx_mixer_read(chip, 0x1c) & 0x07; + return 0; +} + +static int snd_es18xx_put_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + unsigned char val = ucontrol->value.enumerated.item[0]; + + if (val > 7) + return -EINVAL; + return snd_es18xx_mixer_bits(chip, 0x1c, 0x07, val) != val; +} + +static int snd_es18xx_info_spatializer_enable(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +static int snd_es18xx_get_spatializer_enable(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + unsigned char val = snd_es18xx_mixer_read(chip, 0x50); + ucontrol->value.integer.value[0] = !!(val & 8); + return 0; +} + +static int snd_es18xx_put_spatializer_enable(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + unsigned char oval, nval; + int change; + nval = ucontrol->value.integer.value[0] ? 0x0c : 0x04; + oval = snd_es18xx_mixer_read(chip, 0x50) & 0x0c; + change = nval != oval; + if (change) { + snd_es18xx_mixer_write(chip, 0x50, nval & ~0x04); + snd_es18xx_mixer_write(chip, 0x50, nval); + } + return change; +} + +static int snd_es18xx_info_hw_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 2; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 63; + return 0; +} + +static int snd_es18xx_get_hw_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + ucontrol->value.integer.value[0] = snd_es18xx_mixer_read(chip, 0x61) & 0x3f; + ucontrol->value.integer.value[1] = snd_es18xx_mixer_read(chip, 0x63) & 0x3f; + return 0; +} + +static int snd_es18xx_info_hw_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = 2; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +static int snd_es18xx_get_hw_switch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + ucontrol->value.integer.value[0] = !(snd_es18xx_mixer_read(chip, 0x61) & 0x40); + ucontrol->value.integer.value[1] = !(snd_es18xx_mixer_read(chip, 0x63) & 0x40); + return 0; +} + +static void snd_es18xx_hwv_free(snd_kcontrol_t *kcontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + chip->master_volume = NULL; + chip->master_switch = NULL; + chip->hw_volume = NULL; + chip->hw_switch = NULL; +} + +static int snd_es18xx_reg_bits(es18xx_t *chip, unsigned char reg, + unsigned char mask, unsigned char val) +{ + if (reg < 0xa0) + return snd_es18xx_mixer_bits(chip, reg, mask, val); + else + return snd_es18xx_bits(chip, reg, mask, val); +} + +static int snd_es18xx_reg_read(es18xx_t *chip, unsigned char reg) +{ + if (reg < 0xa0) + return snd_es18xx_mixer_read(chip, reg); + else + return snd_es18xx_read(chip, reg); +} + +#define ES18XX_SINGLE(xname, xindex, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_es18xx_info_single, \ + .get = snd_es18xx_get_single, .put = snd_es18xx_put_single, \ + .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) } + +static int snd_es18xx_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + int mask = (kcontrol->private_value >> 16) & 0xff; + + uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = mask; + return 0; +} + +static int snd_es18xx_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + int reg = kcontrol->private_value & 0xff; + int shift = (kcontrol->private_value >> 8) & 0xff; + int mask = (kcontrol->private_value >> 16) & 0xff; + int invert = (kcontrol->private_value >> 24) & 0xff; + int val; + + val = snd_es18xx_reg_read(chip, reg); + ucontrol->value.integer.value[0] = (val >> shift) & mask; + if (invert) + ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; + return 0; +} + +static int snd_es18xx_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + int reg = kcontrol->private_value & 0xff; + int shift = (kcontrol->private_value >> 8) & 0xff; + int mask = (kcontrol->private_value >> 16) & 0xff; + int invert = (kcontrol->private_value >> 24) & 0xff; + unsigned char val; + + val = (ucontrol->value.integer.value[0] & mask); + if (invert) + val = mask - val; + mask <<= shift; + val <<= shift; + return snd_es18xx_reg_bits(chip, reg, mask, val) != val; +} + +#define ES18XX_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_es18xx_info_double, \ + .get = snd_es18xx_get_double, .put = snd_es18xx_put_double, \ + .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) } + +static int snd_es18xx_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + int mask = (kcontrol->private_value >> 24) & 0xff; + + uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 2; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = mask; + return 0; +} + +static int snd_es18xx_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + int left_reg = kcontrol->private_value & 0xff; + int right_reg = (kcontrol->private_value >> 8) & 0xff; + int shift_left = (kcontrol->private_value >> 16) & 0x07; + int shift_right = (kcontrol->private_value >> 19) & 0x07; + int mask = (kcontrol->private_value >> 24) & 0xff; + int invert = (kcontrol->private_value >> 22) & 1; + unsigned char left, right; + + left = snd_es18xx_reg_read(chip, left_reg); + if (left_reg != right_reg) + right = snd_es18xx_reg_read(chip, right_reg); + else + right = left; + ucontrol->value.integer.value[0] = (left >> shift_left) & mask; + ucontrol->value.integer.value[1] = (right >> shift_right) & mask; + if (invert) { + ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; + ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; + } + return 0; +} + +static int snd_es18xx_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + es18xx_t *chip = snd_kcontrol_chip(kcontrol); + int left_reg = kcontrol->private_value & 0xff; + int right_reg = (kcontrol->private_value >> 8) & 0xff; + int shift_left = (kcontrol->private_value >> 16) & 0x07; + int shift_right = (kcontrol->private_value >> 19) & 0x07; + int mask = (kcontrol->private_value >> 24) & 0xff; + int invert = (kcontrol->private_value >> 22) & 1; + int change; + unsigned char val1, val2, mask1, mask2; + + val1 = ucontrol->value.integer.value[0] & mask; + val2 = ucontrol->value.integer.value[1] & mask; + if (invert) { + val1 = mask - val1; + val2 = mask - val2; + } + val1 <<= shift_left; + val2 <<= shift_right; + mask1 = mask << shift_left; + mask2 = mask << shift_right; + if (left_reg != right_reg) { + change = 0; + if (snd_es18xx_reg_bits(chip, left_reg, mask1, val1) != val1) + change = 1; + if (snd_es18xx_reg_bits(chip, right_reg, mask2, val2) != val2) + change = 1; + } else { + change = (snd_es18xx_reg_bits(chip, left_reg, mask1 | mask2, + val1 | val2) != (val1 | val2)); + } + return change; +} + +static snd_kcontrol_new_t snd_es18xx_base_controls[] = { +ES18XX_DOUBLE("Master Playback Volume", 0, 0x60, 0x62, 0, 0, 63, 0), +ES18XX_DOUBLE("Master Playback Switch", 0, 0x60, 0x62, 6, 6, 1, 1), +ES18XX_DOUBLE("Line Playback Volume", 0, 0x3e, 0x3e, 4, 0, 15, 0), +ES18XX_DOUBLE("CD Playback Volume", 0, 0x38, 0x38, 4, 0, 15, 0), +ES18XX_DOUBLE("FM Playback Volume", 0, 0x36, 0x36, 4, 0, 15, 0), +ES18XX_DOUBLE("Mono Playback Volume", 0, 0x6d, 0x6d, 4, 0, 15, 0), +ES18XX_DOUBLE("Mic Playback Volume", 0, 0x1a, 0x1a, 4, 0, 15, 0), +ES18XX_DOUBLE("Aux Playback Volume", 0, 0x3a, 0x3a, 4, 0, 15, 0), +ES18XX_SINGLE("PC Speaker Playback Volume", 0, 0x3c, 0, 7, 0), +ES18XX_SINGLE("Record Monitor", 0, 0xa8, 3, 1, 0), +ES18XX_DOUBLE("Capture Volume", 0, 0xb4, 0xb4, 4, 0, 15, 0), +ES18XX_SINGLE("Capture Switch", 0, 0x1c, 4, 1, 1), +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Capture Source", + .info = snd_es18xx_info_mux, + .get = snd_es18xx_get_mux, + .put = snd_es18xx_put_mux, +} +}; + +static snd_kcontrol_new_t snd_es18xx_mono_in_control = +ES18XX_DOUBLE("Mono Input Playback Volume", 0, 0x6d, 0x6d, 4, 0, 15, 0); + +static snd_kcontrol_new_t snd_es18xx_recmix_controls[] = { +ES18XX_DOUBLE("PCM Capture Volume", 0, 0x69, 0x69, 4, 0, 15, 0), +ES18XX_DOUBLE("Mic Capture Volume", 0, 0x68, 0x68, 4, 0, 15, 0), +ES18XX_DOUBLE("Line Capture Volume", 0, 0x6e, 0x6e, 4, 0, 15, 0), +ES18XX_DOUBLE("FM Capture Volume", 0, 0x6b, 0x6b, 4, 0, 15, 0), +ES18XX_DOUBLE("Mono Capture Volume", 0, 0x6f, 0x6f, 4, 0, 15, 0), +ES18XX_DOUBLE("CD Capture Volume", 0, 0x6a, 0x6a, 4, 0, 15, 0), +ES18XX_DOUBLE("Aux Capture Volume", 0, 0x6c, 0x6c, 4, 0, 15, 0) +}; + +static snd_kcontrol_new_t snd_es18xx_pcm1_controls[] = { +ES18XX_DOUBLE("PCM Playback Volume", 0, 0x14, 0x14, 4, 0, 15, 0), +}; + +static snd_kcontrol_new_t snd_es18xx_pcm2_controls[] = { +ES18XX_DOUBLE("PCM Playback Volume", 0, 0x7c, 0x7c, 4, 0, 15, 0), +ES18XX_DOUBLE("PCM Playback Volume", 1, 0x14, 0x14, 4, 0, 15, 0) +}; + +static snd_kcontrol_new_t snd_es18xx_spatializer_controls[] = { +ES18XX_SINGLE("3D Control - Level", 0, 0x52, 0, 63, 0), +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "3D Control - Switch", + .info = snd_es18xx_info_spatializer_enable, + .get = snd_es18xx_get_spatializer_enable, + .put = snd_es18xx_put_spatializer_enable, +} +}; + +static snd_kcontrol_new_t snd_es18xx_micpre1_control = +ES18XX_SINGLE("Mic Boost (+26dB)", 0, 0xa9, 2, 1, 0); + +static snd_kcontrol_new_t snd_es18xx_micpre2_control = +ES18XX_SINGLE("Mic Boost (+26dB)", 0, 0x7d, 3, 1, 0); + +static snd_kcontrol_new_t snd_es18xx_hw_volume_controls[] = { +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Hardware Master Playback Volume", + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .info = snd_es18xx_info_hw_volume, + .get = snd_es18xx_get_hw_volume, +}, +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Hardware Master Playback Switch", + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .info = snd_es18xx_info_hw_switch, + .get = snd_es18xx_get_hw_switch, +}, +ES18XX_SINGLE("Hardware Master Volume Split", 0, 0x64, 7, 1, 0), +}; + +#if 0 +static int __devinit snd_es18xx_config_read(es18xx_t *chip, unsigned char reg) +{ + int data; + unsigned long flags; + spin_lock_irqsave(&chip->ctrl_lock, flags); + outb(reg, chip->ctrl_port); + data = inb(chip->ctrl_port + 1); + spin_unlock_irqrestore(&chip->ctrl_lock, flags); + return data; +} +#endif + +static void __devinit snd_es18xx_config_write(es18xx_t *chip, + unsigned char reg, unsigned char data) +{ + /* No need for spinlocks, this function is used only in + otherwise protected init code */ + outb(reg, chip->ctrl_port); + outb(data, chip->ctrl_port + 1); +#ifdef REG_DEBUG + snd_printk("Config reg %02x set to %02x\n", reg, data); +#endif +} + +static int __devinit snd_es18xx_initialize(es18xx_t *chip) +{ + int mask = 0; + + /* enable extended mode */ + snd_es18xx_dsp_command(chip, 0xC6); + /* Reset mixer registers */ + snd_es18xx_mixer_write(chip, 0x00, 0x00); + + /* Audio 1 DMA demand mode (4 bytes/request) */ + snd_es18xx_write(chip, 0xB9, 2); + if (chip->caps & ES18XX_CONTROL) { + /* Hardware volume IRQ */ + snd_es18xx_config_write(chip, 0x27, chip->irq); + if (chip->fm_port > 0 && chip->fm_port != SNDRV_AUTO_PORT) { + /* FM I/O */ + snd_es18xx_config_write(chip, 0x62, chip->fm_port >> 8); + snd_es18xx_config_write(chip, 0x63, chip->fm_port & 0xff); + } + if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) { + /* MPU-401 I/O */ + snd_es18xx_config_write(chip, 0x64, chip->mpu_port >> 8); + snd_es18xx_config_write(chip, 0x65, chip->mpu_port & 0xff); + /* MPU-401 IRQ */ + snd_es18xx_config_write(chip, 0x28, chip->irq); + } + /* Audio1 IRQ */ + snd_es18xx_config_write(chip, 0x70, chip->irq); + /* Audio2 IRQ */ + snd_es18xx_config_write(chip, 0x72, chip->irq); + /* Audio1 DMA */ + snd_es18xx_config_write(chip, 0x74, chip->dma1); + /* Audio2 DMA */ + snd_es18xx_config_write(chip, 0x75, chip->dma2); + + /* Enable Audio 1 IRQ */ + snd_es18xx_write(chip, 0xB1, 0x50); + /* Enable Audio 2 IRQ */ + snd_es18xx_mixer_write(chip, 0x7A, 0x40); + /* Enable Audio 1 DMA */ + snd_es18xx_write(chip, 0xB2, 0x50); + /* Enable MPU and hardware volume interrupt */ + snd_es18xx_mixer_write(chip, 0x64, 0x42); + } + else { + int irqmask, dma1mask, dma2mask; + switch (chip->irq) { + case 2: + case 9: + irqmask = 0; + break; + case 5: + irqmask = 1; + break; + case 7: + irqmask = 2; + break; + case 10: + irqmask = 3; + break; + default: + snd_printk("invalid irq %d\n", chip->irq); + return -ENODEV; + } + switch (chip->dma1) { + case 0: + dma1mask = 1; + break; + case 1: + dma1mask = 2; + break; + case 3: + dma1mask = 3; + break; + default: + snd_printk("invalid dma1 %d\n", chip->dma1); + return -ENODEV; + } + switch (chip->dma2) { + case 0: + dma2mask = 0; + break; + case 1: + dma2mask = 1; + break; + case 3: + dma2mask = 2; + break; + case 5: + dma2mask = 3; + break; + default: + snd_printk("invalid dma2 %d\n", chip->dma2); + return -ENODEV; + } + + /* Enable and set Audio 1 IRQ */ + snd_es18xx_write(chip, 0xB1, 0x50 | (irqmask << 2)); + /* Enable and set Audio 1 DMA */ + snd_es18xx_write(chip, 0xB2, 0x50 | (dma1mask << 2)); + /* Set Audio 2 DMA */ + snd_es18xx_mixer_bits(chip, 0x7d, 0x07, 0x04 | dma2mask); + /* Enable Audio 2 IRQ and DMA + Set capture mixer input */ + snd_es18xx_mixer_write(chip, 0x7A, 0x68); + /* Enable and set hardware volume interrupt */ + snd_es18xx_mixer_write(chip, 0x64, 0x06); + if (chip->mpu_port > 0 && chip->mpu_port != SNDRV_AUTO_PORT) { + /* MPU401 share irq with audio + Joystick enabled + FM enabled */ + snd_es18xx_mixer_write(chip, 0x40, 0x43 | (chip->mpu_port & 0xf0) >> 1); + } + snd_es18xx_mixer_write(chip, 0x7f, ((irqmask + 1) << 1) | 0x01); + } + if (chip->caps & ES18XX_NEW_RATE) { + /* Change behaviour of register A1 + 4x oversampling + 2nd channel DAC asynchronous */ + snd_es18xx_mixer_write(chip, 0x71, 0x32); + } + if (!(chip->caps & ES18XX_PCM2)) { + /* Enable DMA FIFO */ + snd_es18xx_write(chip, 0xB7, 0x80); + } + if (chip->caps & ES18XX_SPATIALIZER) { + /* Set spatializer parameters to recommended values */ + snd_es18xx_mixer_write(chip, 0x54, 0x8f); + snd_es18xx_mixer_write(chip, 0x56, 0x95); + snd_es18xx_mixer_write(chip, 0x58, 0x94); + snd_es18xx_mixer_write(chip, 0x5a, 0x80); + } + /* Mute input source */ + if (chip->caps & ES18XX_MUTEREC) + mask = 0x10; + if (chip->caps & ES18XX_RECMIX) + snd_es18xx_mixer_write(chip, 0x1c, 0x05 | mask); + else { + snd_es18xx_mixer_write(chip, 0x1c, 0x00 | mask); + snd_es18xx_write(chip, 0xb4, 0x00); + } +#ifndef AVOID_POPS + /* Enable PCM output */ + snd_es18xx_dsp_command(chip, 0xD1); +#endif + + return 0; +} + +static int __devinit snd_es18xx_identify(es18xx_t *chip) +{ + int hi,lo; + + /* reset */ + if (snd_es18xx_reset(chip) < 0) { + snd_printk("reset at 0x%lx failed!!!\n", chip->port); + return -ENODEV; + } + + snd_es18xx_dsp_command(chip, 0xe7); + hi = snd_es18xx_dsp_get_byte(chip); + if (hi < 0) { + return hi; + } + lo = snd_es18xx_dsp_get_byte(chip); + if ((lo & 0xf0) != 0x80) { + return -ENODEV; + } + if (hi == 0x48) { + chip->version = 0x488; + return 0; + } + if (hi != 0x68) { + return -ENODEV; + } + if ((lo & 0x0f) < 8) { + chip->version = 0x688; + return 0; + } + + outb(0x40, chip->port + 0x04); + hi = inb(chip->port + 0x05); + lo = inb(chip->port + 0x05); + if (hi != lo) { + chip->version = hi << 8 | lo; + chip->ctrl_port = inb(chip->port + 0x05) << 8; + chip->ctrl_port += inb(chip->port + 0x05); + + if ((chip->res_ctrl_port = request_region(chip->ctrl_port, 8, "ES18xx - CTRL")) == NULL) { + snd_printk(KERN_ERR PFX "unable go grab port 0x%lx\n", chip->ctrl_port); + return -EBUSY; + } + + return 0; + } + + /* If has Hardware volume */ + if (snd_es18xx_mixer_writable(chip, 0x64, 0x04)) { + /* If has Audio2 */ + if (snd_es18xx_mixer_writable(chip, 0x70, 0x7f)) { + /* If has volume count */ + if (snd_es18xx_mixer_writable(chip, 0x64, 0x20)) { + chip->version = 0x1887; + } else { + chip->version = 0x1888; + } + } else { + chip->version = 0x1788; + } + } + else + chip->version = 0x1688; + return 0; +} + +static int __devinit snd_es18xx_probe(es18xx_t *chip) +{ + if (snd_es18xx_identify(chip) < 0) { + snd_printk(KERN_ERR PFX "[0x%lx] ESS chip not found\n", chip->port); + return -ENODEV; + } + + switch (chip->version) { + case 0x1868: + chip->caps = ES18XX_DUPLEX_MONO | ES18XX_DUPLEX_SAME | ES18XX_CONTROL | ES18XX_HWV; + break; + case 0x1869: + chip->caps = ES18XX_PCM2 | ES18XX_SPATIALIZER | ES18XX_RECMIX | ES18XX_NEW_RATE | ES18XX_AUXB | ES18XX_MONO | ES18XX_MUTEREC | ES18XX_CONTROL | ES18XX_HWV; + break; + case 0x1878: + chip->caps = ES18XX_DUPLEX_MONO | ES18XX_DUPLEX_SAME | ES18XX_I2S | ES18XX_CONTROL | ES18XX_HWV; + break; + case 0x1879: + chip->caps = ES18XX_PCM2 | ES18XX_SPATIALIZER | ES18XX_RECMIX | ES18XX_NEW_RATE | ES18XX_AUXB | ES18XX_I2S | ES18XX_CONTROL | ES18XX_HWV; + break; + case 0x1887: + chip->caps = ES18XX_PCM2 | ES18XX_RECMIX | ES18XX_AUXB | ES18XX_DUPLEX_SAME | ES18XX_HWV; + break; + case 0x1888: + chip->caps = ES18XX_PCM2 | ES18XX_RECMIX | ES18XX_AUXB | ES18XX_DUPLEX_SAME | ES18XX_HWV; + break; + default: + snd_printk("[0x%lx] unsupported chip ES%x\n", + chip->port, chip->version); + return -ENODEV; + } + + snd_printd("[0x%lx] ESS%x chip found\n", chip->port, chip->version); + + if (chip->dma1 == chip->dma2) + chip->caps &= ~(ES18XX_PCM2 | ES18XX_DUPLEX_SAME); + + return snd_es18xx_initialize(chip); +} + +static snd_pcm_ops_t snd_es18xx_playback_ops = { + .open = snd_es18xx_playback_open, + .close = snd_es18xx_playback_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_es18xx_playback_hw_params, + .hw_free = snd_es18xx_pcm_hw_free, + .prepare = snd_es18xx_playback_prepare, + .trigger = snd_es18xx_playback_trigger, + .pointer = snd_es18xx_playback_pointer, +}; + +static snd_pcm_ops_t snd_es18xx_capture_ops = { + .open = snd_es18xx_capture_open, + .close = snd_es18xx_capture_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_es18xx_capture_hw_params, + .hw_free = snd_es18xx_pcm_hw_free, + .prepare = snd_es18xx_capture_prepare, + .trigger = snd_es18xx_capture_trigger, + .pointer = snd_es18xx_capture_pointer, +}; + +static void snd_es18xx_pcm_free(snd_pcm_t *pcm) +{ + es18xx_t *codec = pcm->private_data; + codec->pcm = NULL; + snd_pcm_lib_preallocate_free_for_all(pcm); +} + +static int __devinit snd_es18xx_pcm(es18xx_t *chip, int device, snd_pcm_t ** rpcm) +{ + snd_pcm_t *pcm; + char str[16]; + int err; + + if (rpcm) + *rpcm = NULL; + sprintf(str, "ES%x", chip->version); + if (chip->caps & ES18XX_PCM2) { + err = snd_pcm_new(chip->card, str, device, 2, 1, &pcm); + } else { + err = snd_pcm_new(chip->card, str, device, 1, 1, &pcm); + } + if (err < 0) + return err; + + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_es18xx_playback_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_es18xx_capture_ops); + + /* global setup */ + pcm->private_data = chip; + pcm->private_free = snd_es18xx_pcm_free; + pcm->info_flags = 0; + if (chip->caps & ES18XX_DUPLEX_SAME) + pcm->info_flags |= SNDRV_PCM_INFO_JOINT_DUPLEX; + if (! (chip->caps & ES18XX_PCM2)) + pcm->info_flags |= SNDRV_PCM_INFO_HALF_DUPLEX; + sprintf(pcm->name, "ESS AudioDrive ES%x", chip->version); + chip->pcm = pcm; + + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + snd_dma_isa_data(), + 64*1024, + chip->dma1 > 3 || chip->dma2 > 3 ? 128*1024 : 64*1024); + + if (rpcm) + *rpcm = pcm; + return 0; +} + +/* Power Management support functions */ +#ifdef CONFIG_PM +static int snd_es18xx_suspend(snd_card_t *card, pm_message_t state) +{ + es18xx_t *chip = card->pm_private_data; + + snd_pcm_suspend_all(chip->pcm); + + /* power down */ + chip->pm_reg = (unsigned char)snd_es18xx_read(chip, ES18XX_PM); + chip->pm_reg |= (ES18XX_PM_FM | ES18XX_PM_SUS); + snd_es18xx_write(chip, ES18XX_PM, chip->pm_reg); + snd_es18xx_write(chip, ES18XX_PM, chip->pm_reg ^= ES18XX_PM_SUS); + + return 0; +} + +static int snd_es18xx_resume(snd_card_t *card) +{ + es18xx_t *chip = card->pm_private_data; + + /* restore PM register, we won't wake till (not 0x07) i/o activity though */ + snd_es18xx_write(chip, ES18XX_PM, chip->pm_reg ^= ES18XX_PM_FM); + + return 0; +} +#endif /* CONFIG_PM */ + +static int snd_es18xx_free(es18xx_t *chip) +{ + if (chip->res_port) { + release_resource(chip->res_port); + kfree_nocheck(chip->res_port); + } + if (chip->res_ctrl_port) { + release_resource(chip->res_ctrl_port); + kfree_nocheck(chip->res_ctrl_port); + } + if (chip->res_mpu_port) { + release_resource(chip->res_mpu_port); + kfree_nocheck(chip->res_mpu_port); + } + if (chip->irq >= 0) + free_irq(chip->irq, (void *) chip); + if (chip->dma1 >= 0) { + disable_dma(chip->dma1); + free_dma(chip->dma1); + } + if (chip->dma2 >= 0 && chip->dma1 != chip->dma2) { + disable_dma(chip->dma2); + free_dma(chip->dma2); + } + kfree(chip); + return 0; +} + +static int snd_es18xx_dev_free(snd_device_t *device) +{ + es18xx_t *chip = device->device_data; + return snd_es18xx_free(chip); +} + +static int __devinit snd_es18xx_new_device(snd_card_t * card, + unsigned long port, + unsigned long mpu_port, + unsigned long fm_port, + int irq, int dma1, int dma2, + es18xx_t ** rchip) +{ + es18xx_t *chip; + static snd_device_ops_t ops = { + .dev_free = snd_es18xx_dev_free, + }; + int err; + + *rchip = NULL; + chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); + if (chip == NULL) + return -ENOMEM; + spin_lock_init(&chip->reg_lock); + spin_lock_init(&chip->mixer_lock); + spin_lock_init(&chip->ctrl_lock); + chip->card = card; + chip->port = port; + chip->mpu_port = mpu_port; + chip->fm_port = fm_port; + chip->irq = -1; + chip->dma1 = -1; + chip->dma2 = -1; + chip->audio2_vol = 0x00; + chip->active = 0; + + if ((chip->res_port = request_region(port, 16, "ES18xx")) == NULL) { + snd_es18xx_free(chip); + snd_printk(KERN_ERR PFX "unable to grap ports 0x%lx-0x%lx\n", port, port + 16 - 1); + return -EBUSY; + } + + if (request_irq(irq, snd_es18xx_interrupt, SA_INTERRUPT, "ES18xx", (void *) chip)) { + snd_es18xx_free(chip); + snd_printk(KERN_ERR PFX "unable to grap IRQ %d\n", irq); + return -EBUSY; + } + chip->irq = irq; + + if (request_dma(dma1, "ES18xx DMA 1")) { + snd_es18xx_free(chip); + snd_printk(KERN_ERR PFX "unable to grap DMA1 %d\n", dma1); + return -EBUSY; + } + chip->dma1 = dma1; + + if (dma2 != dma1 && request_dma(dma2, "ES18xx DMA 2")) { + snd_es18xx_free(chip); + snd_printk(KERN_ERR PFX "unable to grap DMA2 %d\n", dma2); + return -EBUSY; + } + chip->dma2 = dma2; + + if (snd_es18xx_probe(chip) < 0) { + snd_es18xx_free(chip); + return -ENODEV; + } + if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { + snd_es18xx_free(chip); + return err; + } + *rchip = chip; + return 0; +} + +static int __devinit snd_es18xx_mixer(es18xx_t *chip) +{ + snd_card_t *card; + int err; + unsigned int idx; + + card = chip->card; + + strcpy(card->mixername, chip->pcm->name); + + for (idx = 0; idx < ARRAY_SIZE(snd_es18xx_base_controls); idx++) { + snd_kcontrol_t *kctl; + kctl = snd_ctl_new1(&snd_es18xx_base_controls[idx], chip); + if (chip->caps & ES18XX_HWV) { + switch (idx) { + case 0: + chip->master_volume = kctl; + kctl->private_free = snd_es18xx_hwv_free; + break; + case 1: + chip->master_switch = kctl; + kctl->private_free = snd_es18xx_hwv_free; + break; + } + } + if ((err = snd_ctl_add(card, kctl)) < 0) + return err; + } + if (chip->caps & ES18XX_PCM2) { + for (idx = 0; idx < ARRAY_SIZE(snd_es18xx_pcm2_controls); idx++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_es18xx_pcm2_controls[idx], chip))) < 0) + return err; + } + } else { + for (idx = 0; idx < ARRAY_SIZE(snd_es18xx_pcm1_controls); idx++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_es18xx_pcm1_controls[idx], chip))) < 0) + return err; + } + } + + if (chip->caps & ES18XX_MONO) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_es18xx_mono_in_control, chip))) < 0) + return err; + } + if (chip->caps & ES18XX_RECMIX) { + for (idx = 0; idx < ARRAY_SIZE(snd_es18xx_recmix_controls); idx++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_es18xx_recmix_controls[idx], chip))) < 0) + return err; + } + } + switch (chip->version) { + default: + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_es18xx_micpre1_control, chip))) < 0) + return err; + break; + case 0x1869: + case 0x1879: + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_es18xx_micpre2_control, chip))) < 0) + return err; + break; + } + if (chip->caps & ES18XX_SPATIALIZER) { + for (idx = 0; idx < ARRAY_SIZE(snd_es18xx_spatializer_controls); idx++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_es18xx_spatializer_controls[idx], chip))) < 0) + return err; + } + } + if (chip->caps & ES18XX_HWV) { + for (idx = 0; idx < ARRAY_SIZE(snd_es18xx_hw_volume_controls); idx++) { + snd_kcontrol_t *kctl; + kctl = snd_ctl_new1(&snd_es18xx_hw_volume_controls[idx], chip); + if (idx == 0) + chip->hw_volume = kctl; + else + chip->hw_switch = kctl; + kctl->private_free = snd_es18xx_hwv_free; + if ((err = snd_ctl_add(card, kctl)) < 0) + return err; + + } + } + return 0; +} + + +/* Card level */ + +MODULE_AUTHOR("Christian Fischbach <fishbach@pool.informatik.rwth-aachen.de>, Abramo Bagnara <abramo@alsa-project.org>"); +MODULE_DESCRIPTION("ESS ES18xx AudioDrive"); +MODULE_LICENSE("GPL"); +MODULE_SUPPORTED_DEVICE("{{ESS,ES1868 PnP AudioDrive}," + "{ESS,ES1869 PnP AudioDrive}," + "{ESS,ES1878 PnP AudioDrive}," + "{ESS,ES1879 PnP AudioDrive}," + "{ESS,ES1887 PnP AudioDrive}," + "{ESS,ES1888 PnP AudioDrive}," + "{ESS,ES1887 AudioDrive}," + "{ESS,ES1888 AudioDrive}}"); + +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_ISAPNP; /* Enable this card */ +#ifdef CONFIG_PNP +static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; +#endif +static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260,0x280 */ +#ifndef CONFIG_PNP +static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1}; +#else +static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; +#endif +static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; +static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ +static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */ +static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */ + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for ES18xx soundcard."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for ES18xx soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable ES18xx soundcard."); +#ifdef CONFIG_PNP +module_param_array(isapnp, bool, NULL, 0444); +MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard."); +#endif +module_param_array(port, long, NULL, 0444); +MODULE_PARM_DESC(port, "Port # for ES18xx driver."); +module_param_array(mpu_port, long, NULL, 0444); +MODULE_PARM_DESC(mpu_port, "MPU-401 port # for ES18xx driver."); +module_param_array(fm_port, long, NULL, 0444); +MODULE_PARM_DESC(fm_port, "FM port # for ES18xx driver."); +module_param_array(irq, int, NULL, 0444); +MODULE_PARM_DESC(irq, "IRQ # for ES18xx driver."); +module_param_array(dma1, int, NULL, 0444); +MODULE_PARM_DESC(dma1, "DMA 1 # for ES18xx driver."); +module_param_array(dma2, int, NULL, 0444); +MODULE_PARM_DESC(dma2, "DMA 2 # for ES18xx driver."); + +struct snd_audiodrive { +#ifdef CONFIG_PNP + struct pnp_dev *dev; + struct pnp_dev *devc; +#endif +}; + +static snd_card_t *snd_audiodrive_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; + +#ifdef CONFIG_PNP + +static struct pnp_card_device_id snd_audiodrive_pnpids[] = { + /* ESS 1868 (integrated on Compaq dual P-Pro motherboard and Genius 18PnP 3D) */ + { .id = "ESS1868", .devs = { { "ESS1868" }, { "ESS0000" } } }, + /* ESS 1868 (integrated on Maxisound Cards) */ + { .id = "ESS1868", .devs = { { "ESS8601" }, { "ESS8600" } } }, + /* ESS 1868 (integrated on Maxisound Cards) */ + { .id = "ESS1868", .devs = { { "ESS8611" }, { "ESS8610" } } }, + /* ESS ES1869 Plug and Play AudioDrive */ + { .id = "ESS0003", .devs = { { "ESS1869" }, { "ESS0006" } } }, + /* ESS 1869 */ + { .id = "ESS1869", .devs = { { "ESS1869" }, { "ESS0006" } } }, + /* ESS 1878 */ + { .id = "ESS1878", .devs = { { "ESS1878" }, { "ESS0004" } } }, + /* ESS 1879 */ + { .id = "ESS1879", .devs = { { "ESS1879" }, { "ESS0009" } } }, + /* --- */ + { .id = "" } /* end */ +}; + +MODULE_DEVICE_TABLE(pnp_card, snd_audiodrive_pnpids); + +static int __devinit snd_audiodrive_pnp(int dev, struct snd_audiodrive *acard, + struct pnp_card_link *card, + const struct pnp_card_device_id *id) +{ + struct pnp_dev *pdev; + struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL); + int err; + + if (!cfg) + return -ENOMEM; + acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL); + if (acard->dev == NULL) { + kfree(cfg); + return -EBUSY; + } + acard->devc = pnp_request_card_device(card, id->devs[1].id, NULL); + if (acard->devc == NULL) { + kfree(cfg); + return -EBUSY; + } + /* Control port initialization */ + err = pnp_activate_dev(acard->devc); + if (err < 0) { + snd_printk(KERN_ERR PFX "PnP control configure failure (out of resources?)\n"); + return -EAGAIN; + } + snd_printdd("pnp: port=0x%lx\n", pnp_port_start(acard->devc, 0)); + /* PnP initialization */ + pdev = acard->dev; + pnp_init_resource_table(cfg); + if (port[dev] != SNDRV_AUTO_PORT) + pnp_resource_change(&cfg->port_resource[0], port[dev], 16); + if (fm_port[dev] != SNDRV_AUTO_PORT) + pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4); + if (mpu_port[dev] != SNDRV_AUTO_PORT) + pnp_resource_change(&cfg->port_resource[2], mpu_port[dev], 2); + if (dma1[dev] != SNDRV_AUTO_DMA) + pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1); + if (dma2[dev] != SNDRV_AUTO_DMA) + pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1); + if (irq[dev] != SNDRV_AUTO_IRQ) + pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1); + err = pnp_manual_config_dev(pdev, cfg, 0); + if (err < 0) + snd_printk(KERN_ERR PFX "PnP manual resources are invalid, using auto config\n"); + err = pnp_activate_dev(pdev); + if (err < 0) { + snd_printk(KERN_ERR PFX "PnP configure failure (out of resources?)\n"); + kfree(cfg); + return -EBUSY; + } + /* ok. hack using Vendor-Defined Card-Level registers */ + /* skip csn and logdev initialization - already done in isapnp_configure */ + if (pnp_device_is_isapnp(pdev)) { + isapnp_cfg_begin(isapnp_card_number(pdev), isapnp_csn_number(pdev)); + isapnp_write_byte(0x27, pnp_irq(pdev, 0)); /* Hardware Volume IRQ Number */ + if (mpu_port[dev] != SNDRV_AUTO_PORT) + isapnp_write_byte(0x28, pnp_irq(pdev, 0)); /* MPU-401 IRQ Number */ + isapnp_write_byte(0x72, pnp_irq(pdev, 0)); /* second IRQ */ + isapnp_cfg_end(); + } else { + snd_printk(KERN_ERR PFX "unable to install ISA PnP hack, expect malfunction\n"); + } + port[dev] = pnp_port_start(pdev, 0); + fm_port[dev] = pnp_port_start(pdev, 1); + mpu_port[dev] = pnp_port_start(pdev, 2); + dma1[dev] = pnp_dma(pdev, 0); + dma2[dev] = pnp_dma(pdev, 1); + irq[dev] = pnp_irq(pdev, 0); + snd_printdd("PnP ES18xx: port=0x%lx, fm port=0x%lx, mpu port=0x%lx\n", port[dev], fm_port[dev], mpu_port[dev]); + snd_printdd("PnP ES18xx: dma1=%i, dma2=%i, irq=%i\n", dma1[dev], dma2[dev], irq[dev]); + kfree(cfg); + return 0; +} +#endif /* CONFIG_PNP */ + +static int __devinit snd_audiodrive_probe(int dev, struct pnp_card_link *pcard, + const struct pnp_card_device_id *pid) +{ + static int possible_irqs[] = {5, 9, 10, 7, 11, 12, -1}; + static int possible_dmas[] = {1, 0, 3, 5, -1}; + int xirq, xdma1, xdma2; + snd_card_t *card; + struct snd_audiodrive *acard; + snd_rawmidi_t *rmidi = NULL; + es18xx_t *chip; + opl3_t *opl3; + int err; + + card = snd_card_new(index[dev], id[dev], THIS_MODULE, + sizeof(struct snd_audiodrive)); + if (card == NULL) + return -ENOMEM; + acard = (struct snd_audiodrive *)card->private_data; +#ifdef CONFIG_PNP + if (isapnp[dev]) { + if ((err = snd_audiodrive_pnp(dev, acard, pcard, pid)) < 0) { + snd_card_free(card); + return err; + } + snd_card_set_dev(card, &pcard->card->dev); + } +#endif + + xirq = irq[dev]; + if (xirq == SNDRV_AUTO_IRQ) { + if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) { + snd_card_free(card); + snd_printk("unable to find a free IRQ\n"); + return -EBUSY; + } + } + xdma1 = dma1[dev]; + if (xdma1 == SNDRV_AUTO_DMA) { + if ((xdma1 = snd_legacy_find_free_dma(possible_dmas)) < 0) { + snd_card_free(card); + snd_printk("unable to find a free DMA1\n"); + return -EBUSY; + } + } + xdma2 = dma2[dev]; + if (xdma2 == SNDRV_AUTO_DMA) { + if ((xdma2 = snd_legacy_find_free_dma(possible_dmas)) < 0) { + snd_card_free(card); + snd_printk("unable to find a free DMA2\n"); + return -EBUSY; + } + } + + if ((err = snd_es18xx_new_device(card, + port[dev], + mpu_port[dev], + fm_port[dev], + xirq, xdma1, xdma2, + &chip)) < 0) { + snd_card_free(card); + return err; + } + + sprintf(card->driver, "ES%x", chip->version); + sprintf(card->shortname, "ESS AudioDrive ES%x", chip->version); + if (xdma1 != xdma2) + sprintf(card->longname, "%s at 0x%lx, irq %d, dma1 %d, dma2 %d", + card->shortname, + chip->port, + xirq, xdma1, xdma2); + else + sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d", + card->shortname, + chip->port, + xirq, xdma1); + + if ((err = snd_es18xx_pcm(chip, 0, NULL)) < 0) { + snd_card_free(card); + return err; + } + if ((err = snd_es18xx_mixer(chip)) < 0) { + snd_card_free(card); + return err; + } + + if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) { + if (snd_opl3_create(card, chip->fm_port, chip->fm_port + 2, OPL3_HW_OPL3, 0, &opl3) < 0) { + snd_printk(KERN_ERR PFX "opl3 not detected at 0x%lx\n", chip->fm_port); + } else { + if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { + snd_card_free(card); + return err; + } + } + } + + if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) { + if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES18XX, + chip->mpu_port, 0, + xirq, 0, + &rmidi)) < 0) { + snd_card_free(card); + return err; + } + chip->rmidi = rmidi; + } + + /* Power Management */ + snd_card_set_isa_pm_callback(card, snd_es18xx_suspend, snd_es18xx_resume, chip); + + if ((err = snd_card_register(card)) < 0) { + snd_card_free(card); + return err; + } + if (pcard) + pnp_set_card_drvdata(pcard, card); + else + snd_audiodrive_legacy[dev] = card; + return 0; +} + +static int __devinit snd_audiodrive_probe_legacy_port(unsigned long xport) +{ + static int dev; + int res; + + for ( ; dev < SNDRV_CARDS; dev++) { + if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT) + continue; +#ifdef CONFIG_PNP + if (isapnp[dev]) + continue; +#endif + port[dev] = xport; + res = snd_audiodrive_probe(dev, NULL, NULL); + if (res < 0) + port[dev] = SNDRV_AUTO_PORT; + return res; + } + return -ENODEV; +} + + +#ifdef CONFIG_PNP +static int __devinit snd_audiodrive_pnp_detect(struct pnp_card_link *card, + const struct pnp_card_device_id *id) +{ + static int dev; + int res; + + for ( ; dev < SNDRV_CARDS; dev++) { + if (!enable[dev] || !isapnp[dev]) + continue; + res = snd_audiodrive_probe(dev, card, id); + if (res < 0) + return res; + dev++; + return 0; + } + + return -ENODEV; +} + +static void __devexit snd_audiodrive_pnp_remove(struct pnp_card_link * pcard) +{ + snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard); + + snd_card_disconnect(card); + snd_card_free_in_thread(card); +} + +static struct pnp_card_driver es18xx_pnpc_driver = { + .flags = PNP_DRIVER_RES_DISABLE, + .name = "es18xx", + .id_table = snd_audiodrive_pnpids, + .probe = snd_audiodrive_pnp_detect, + .remove = __devexit_p(snd_audiodrive_pnp_remove), +}; +#endif /* CONFIG_PNP */ + +static int __init alsa_card_es18xx_init(void) +{ + static unsigned long possible_ports[] = {0x220, 0x240, 0x260, 0x280, -1}; + int dev, cards = 0, i; + + /* legacy non-auto cards at first */ + for (dev = 0; dev < SNDRV_CARDS; dev++) { + if (!enable[dev] || port[dev] == SNDRV_AUTO_PORT) + continue; +#ifdef CONFIG_PNP + if (isapnp[dev]) + continue; +#endif + if (snd_audiodrive_probe(dev, NULL, NULL) >= 0) + cards++; + } + /* legacy auto configured cards */ + i = snd_legacy_auto_probe(possible_ports, snd_audiodrive_probe_legacy_port); + if (i > 0) + cards += i; + +#ifdef CONFIG_PNP + /* ISA PnP cards at last */ + i = pnp_register_card_driver(&es18xx_pnpc_driver); + if (i > 0) + cards += i; + +#endif + if(!cards) { +#ifdef CONFIG_PNP + pnp_unregister_card_driver(&es18xx_pnpc_driver); +#endif +#ifdef MODULE + snd_printk(KERN_ERR "ESS AudioDrive ES18xx soundcard not found or device busy\n"); +#endif + return -ENODEV; + } + return 0; +} + +static void __exit alsa_card_es18xx_exit(void) +{ + int idx; + +#ifdef CONFIG_PNP + /* PnP cards first */ + pnp_unregister_card_driver(&es18xx_pnpc_driver); +#endif + for(idx = 0; idx < SNDRV_CARDS; idx++) + snd_card_free(snd_audiodrive_legacy[idx]); +} + +module_init(alsa_card_es18xx_init) +module_exit(alsa_card_es18xx_exit) |