diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/isa/wss/wss_lib.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/isa/wss/wss_lib.c | 2304 |
1 files changed, 0 insertions, 2304 deletions
diff --git a/ANDROID_3.4.5/sound/isa/wss/wss_lib.c b/ANDROID_3.4.5/sound/isa/wss/wss_lib.c deleted file mode 100644 index 49c8a0c2..00000000 --- a/ANDROID_3.4.5/sound/isa/wss/wss_lib.c +++ /dev/null @@ -1,2304 +0,0 @@ -/* - * Copyright (c) by Jaroslav Kysela <perex@perex.cz> - * Routines for control of CS4231(A)/CS4232/InterWave & compatible chips - * - * Bugs: - * - sometimes record brokes playback with WSS portion of - * Yamaha OPL3-SA3 chip - * - CS4231 (GUS MAX) - still trouble with occasional noises - * - broken initialization? - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <linux/delay.h> -#include <linux/pm.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/slab.h> -#include <linux/ioport.h> -#include <linux/module.h> -#include <sound/core.h> -#include <sound/wss.h> -#include <sound/pcm_params.h> -#include <sound/tlv.h> - -#include <asm/io.h> -#include <asm/dma.h> -#include <asm/irq.h> - -MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); -MODULE_DESCRIPTION("Routines for control of CS4231(A)/CS4232/InterWave & compatible chips"); -MODULE_LICENSE("GPL"); - -#if 0 -#define SNDRV_DEBUG_MCE -#endif - -/* - * Some variables - */ - -static unsigned char freq_bits[14] = { - /* 5510 */ 0x00 | CS4231_XTAL2, - /* 6620 */ 0x0E | CS4231_XTAL2, - /* 8000 */ 0x00 | CS4231_XTAL1, - /* 9600 */ 0x0E | CS4231_XTAL1, - /* 11025 */ 0x02 | CS4231_XTAL2, - /* 16000 */ 0x02 | CS4231_XTAL1, - /* 18900 */ 0x04 | CS4231_XTAL2, - /* 22050 */ 0x06 | CS4231_XTAL2, - /* 27042 */ 0x04 | CS4231_XTAL1, - /* 32000 */ 0x06 | CS4231_XTAL1, - /* 33075 */ 0x0C | CS4231_XTAL2, - /* 37800 */ 0x08 | CS4231_XTAL2, - /* 44100 */ 0x0A | CS4231_XTAL2, - /* 48000 */ 0x0C | CS4231_XTAL1 -}; - -static unsigned int rates[14] = { - 5510, 6620, 8000, 9600, 11025, 16000, 18900, 22050, - 27042, 32000, 33075, 37800, 44100, 48000 -}; - -static struct snd_pcm_hw_constraint_list hw_constraints_rates = { - .count = ARRAY_SIZE(rates), - .list = rates, - .mask = 0, -}; - -static int snd_wss_xrate(struct snd_pcm_runtime *runtime) -{ - return snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, - &hw_constraints_rates); -} - -static unsigned char snd_wss_original_image[32] = -{ - 0x00, /* 00/00 - lic */ - 0x00, /* 01/01 - ric */ - 0x9f, /* 02/02 - la1ic */ - 0x9f, /* 03/03 - ra1ic */ - 0x9f, /* 04/04 - la2ic */ - 0x9f, /* 05/05 - ra2ic */ - 0xbf, /* 06/06 - loc */ - 0xbf, /* 07/07 - roc */ - 0x20, /* 08/08 - pdfr */ - CS4231_AUTOCALIB, /* 09/09 - ic */ - 0x00, /* 0a/10 - pc */ - 0x00, /* 0b/11 - ti */ - CS4231_MODE2, /* 0c/12 - mi */ - 0xfc, /* 0d/13 - lbc */ - 0x00, /* 0e/14 - pbru */ - 0x00, /* 0f/15 - pbrl */ - 0x80, /* 10/16 - afei */ - 0x01, /* 11/17 - afeii */ - 0x9f, /* 12/18 - llic */ - 0x9f, /* 13/19 - rlic */ - 0x00, /* 14/20 - tlb */ - 0x00, /* 15/21 - thb */ - 0x00, /* 16/22 - la3mic/reserved */ - 0x00, /* 17/23 - ra3mic/reserved */ - 0x00, /* 18/24 - afs */ - 0x00, /* 19/25 - lamoc/version */ - 0xcf, /* 1a/26 - mioc */ - 0x00, /* 1b/27 - ramoc/reserved */ - 0x20, /* 1c/28 - cdfr */ - 0x00, /* 1d/29 - res4 */ - 0x00, /* 1e/30 - cbru */ - 0x00, /* 1f/31 - cbrl */ -}; - -static unsigned char snd_opti93x_original_image[32] = -{ - 0x00, /* 00/00 - l_mixout_outctrl */ - 0x00, /* 01/01 - r_mixout_outctrl */ - 0x88, /* 02/02 - l_cd_inctrl */ - 0x88, /* 03/03 - r_cd_inctrl */ - 0x88, /* 04/04 - l_a1/fm_inctrl */ - 0x88, /* 05/05 - r_a1/fm_inctrl */ - 0x80, /* 06/06 - l_dac_inctrl */ - 0x80, /* 07/07 - r_dac_inctrl */ - 0x00, /* 08/08 - ply_dataform_reg */ - 0x00, /* 09/09 - if_conf */ - 0x00, /* 0a/10 - pin_ctrl */ - 0x00, /* 0b/11 - err_init_reg */ - 0x0a, /* 0c/12 - id_reg */ - 0x00, /* 0d/13 - reserved */ - 0x00, /* 0e/14 - ply_upcount_reg */ - 0x00, /* 0f/15 - ply_lowcount_reg */ - 0x88, /* 10/16 - reserved/l_a1_inctrl */ - 0x88, /* 11/17 - reserved/r_a1_inctrl */ - 0x88, /* 12/18 - l_line_inctrl */ - 0x88, /* 13/19 - r_line_inctrl */ - 0x88, /* 14/20 - l_mic_inctrl */ - 0x88, /* 15/21 - r_mic_inctrl */ - 0x80, /* 16/22 - l_out_outctrl */ - 0x80, /* 17/23 - r_out_outctrl */ - 0x00, /* 18/24 - reserved */ - 0x00, /* 19/25 - reserved */ - 0x00, /* 1a/26 - reserved */ - 0x00, /* 1b/27 - reserved */ - 0x00, /* 1c/28 - cap_dataform_reg */ - 0x00, /* 1d/29 - reserved */ - 0x00, /* 1e/30 - cap_upcount_reg */ - 0x00 /* 1f/31 - cap_lowcount_reg */ -}; - -/* - * Basic I/O functions - */ - -static inline void wss_outb(struct snd_wss *chip, u8 offset, u8 val) -{ - outb(val, chip->port + offset); -} - -static inline u8 wss_inb(struct snd_wss *chip, u8 offset) -{ - return inb(chip->port + offset); -} - -static void snd_wss_wait(struct snd_wss *chip) -{ - int timeout; - - for (timeout = 250; - timeout > 0 && (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT); - timeout--) - udelay(100); -} - -static void snd_wss_dout(struct snd_wss *chip, unsigned char reg, - unsigned char value) -{ - int timeout; - - for (timeout = 250; - timeout > 0 && (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT); - timeout--) - udelay(10); - wss_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg); - wss_outb(chip, CS4231P(REG), value); - mb(); -} - -void snd_wss_out(struct snd_wss *chip, unsigned char reg, unsigned char value) -{ - snd_wss_wait(chip); -#ifdef CONFIG_SND_DEBUG - if (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) - snd_printk(KERN_DEBUG "out: auto calibration time out " - "- reg = 0x%x, value = 0x%x\n", reg, value); -#endif - wss_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg); - wss_outb(chip, CS4231P(REG), value); - chip->image[reg] = value; - mb(); - snd_printdd("codec out - reg 0x%x = 0x%x\n", - chip->mce_bit | reg, value); -} -EXPORT_SYMBOL(snd_wss_out); - -unsigned char snd_wss_in(struct snd_wss *chip, unsigned char reg) -{ - snd_wss_wait(chip); -#ifdef CONFIG_SND_DEBUG - if (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) - snd_printk(KERN_DEBUG "in: auto calibration time out " - "- reg = 0x%x\n", reg); -#endif - wss_outb(chip, CS4231P(REGSEL), chip->mce_bit | reg); - mb(); - return wss_inb(chip, CS4231P(REG)); -} -EXPORT_SYMBOL(snd_wss_in); - -void snd_cs4236_ext_out(struct snd_wss *chip, unsigned char reg, - unsigned char val) -{ - wss_outb(chip, CS4231P(REGSEL), chip->mce_bit | 0x17); - wss_outb(chip, CS4231P(REG), - reg | (chip->image[CS4236_EXT_REG] & 0x01)); - wss_outb(chip, CS4231P(REG), val); - chip->eimage[CS4236_REG(reg)] = val; -#if 0 - printk(KERN_DEBUG "ext out : reg = 0x%x, val = 0x%x\n", reg, val); -#endif -} -EXPORT_SYMBOL(snd_cs4236_ext_out); - -unsigned char snd_cs4236_ext_in(struct snd_wss *chip, unsigned char reg) -{ - wss_outb(chip, CS4231P(REGSEL), chip->mce_bit | 0x17); - wss_outb(chip, CS4231P(REG), - reg | (chip->image[CS4236_EXT_REG] & 0x01)); -#if 1 - return wss_inb(chip, CS4231P(REG)); -#else - { - unsigned char res; - res = wss_inb(chip, CS4231P(REG)); - printk(KERN_DEBUG "ext in : reg = 0x%x, val = 0x%x\n", - reg, res); - return res; - } -#endif -} -EXPORT_SYMBOL(snd_cs4236_ext_in); - -#if 0 - -static void snd_wss_debug(struct snd_wss *chip) -{ - printk(KERN_DEBUG - "CS4231 REGS: INDEX = 0x%02x " - " STATUS = 0x%02x\n", - wss_inb(chip, CS4231P(REGSEL)), - wss_inb(chip, CS4231P(STATUS))); - printk(KERN_DEBUG - " 0x00: left input = 0x%02x " - " 0x10: alt 1 (CFIG 2) = 0x%02x\n", - snd_wss_in(chip, 0x00), - snd_wss_in(chip, 0x10)); - printk(KERN_DEBUG - " 0x01: right input = 0x%02x " - " 0x11: alt 2 (CFIG 3) = 0x%02x\n", - snd_wss_in(chip, 0x01), - snd_wss_in(chip, 0x11)); - printk(KERN_DEBUG - " 0x02: GF1 left input = 0x%02x " - " 0x12: left line in = 0x%02x\n", - snd_wss_in(chip, 0x02), - snd_wss_in(chip, 0x12)); - printk(KERN_DEBUG - " 0x03: GF1 right input = 0x%02x " - " 0x13: right line in = 0x%02x\n", - snd_wss_in(chip, 0x03), - snd_wss_in(chip, 0x13)); - printk(KERN_DEBUG - " 0x04: CD left input = 0x%02x " - " 0x14: timer low = 0x%02x\n", - snd_wss_in(chip, 0x04), - snd_wss_in(chip, 0x14)); - printk(KERN_DEBUG - " 0x05: CD right input = 0x%02x " - " 0x15: timer high = 0x%02x\n", - snd_wss_in(chip, 0x05), - snd_wss_in(chip, 0x15)); - printk(KERN_DEBUG - " 0x06: left output = 0x%02x " - " 0x16: left MIC (PnP) = 0x%02x\n", - snd_wss_in(chip, 0x06), - snd_wss_in(chip, 0x16)); - printk(KERN_DEBUG - " 0x07: right output = 0x%02x " - " 0x17: right MIC (PnP) = 0x%02x\n", - snd_wss_in(chip, 0x07), - snd_wss_in(chip, 0x17)); - printk(KERN_DEBUG - " 0x08: playback format = 0x%02x " - " 0x18: IRQ status = 0x%02x\n", - snd_wss_in(chip, 0x08), - snd_wss_in(chip, 0x18)); - printk(KERN_DEBUG - " 0x09: iface (CFIG 1) = 0x%02x " - " 0x19: left line out = 0x%02x\n", - snd_wss_in(chip, 0x09), - snd_wss_in(chip, 0x19)); - printk(KERN_DEBUG - " 0x0a: pin control = 0x%02x " - " 0x1a: mono control = 0x%02x\n", - snd_wss_in(chip, 0x0a), - snd_wss_in(chip, 0x1a)); - printk(KERN_DEBUG - " 0x0b: init & status = 0x%02x " - " 0x1b: right line out = 0x%02x\n", - snd_wss_in(chip, 0x0b), - snd_wss_in(chip, 0x1b)); - printk(KERN_DEBUG - " 0x0c: revision & mode = 0x%02x " - " 0x1c: record format = 0x%02x\n", - snd_wss_in(chip, 0x0c), - snd_wss_in(chip, 0x1c)); - printk(KERN_DEBUG - " 0x0d: loopback = 0x%02x " - " 0x1d: var freq (PnP) = 0x%02x\n", - snd_wss_in(chip, 0x0d), - snd_wss_in(chip, 0x1d)); - printk(KERN_DEBUG - " 0x0e: ply upr count = 0x%02x " - " 0x1e: ply lwr count = 0x%02x\n", - snd_wss_in(chip, 0x0e), - snd_wss_in(chip, 0x1e)); - printk(KERN_DEBUG - " 0x0f: rec upr count = 0x%02x " - " 0x1f: rec lwr count = 0x%02x\n", - snd_wss_in(chip, 0x0f), - snd_wss_in(chip, 0x1f)); -} - -#endif - -/* - * CS4231 detection / MCE routines - */ - -static void snd_wss_busy_wait(struct snd_wss *chip) -{ - int timeout; - - /* huh.. looks like this sequence is proper for CS4231A chip (GUS MAX) */ - for (timeout = 5; timeout > 0; timeout--) - wss_inb(chip, CS4231P(REGSEL)); - /* end of cleanup sequence */ - for (timeout = 25000; - timeout > 0 && (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT); - timeout--) - udelay(10); -} - -void snd_wss_mce_up(struct snd_wss *chip) -{ - unsigned long flags; - int timeout; - - snd_wss_wait(chip); -#ifdef CONFIG_SND_DEBUG - if (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) - snd_printk(KERN_DEBUG - "mce_up - auto calibration time out (0)\n"); -#endif - spin_lock_irqsave(&chip->reg_lock, flags); - chip->mce_bit |= CS4231_MCE; - timeout = wss_inb(chip, CS4231P(REGSEL)); - if (timeout == 0x80) - snd_printk(KERN_DEBUG "mce_up [0x%lx]: " - "serious init problem - codec still busy\n", - chip->port); - if (!(timeout & CS4231_MCE)) - wss_outb(chip, CS4231P(REGSEL), - chip->mce_bit | (timeout & 0x1f)); - spin_unlock_irqrestore(&chip->reg_lock, flags); -} -EXPORT_SYMBOL(snd_wss_mce_up); - -void snd_wss_mce_down(struct snd_wss *chip) -{ - unsigned long flags; - unsigned long end_time; - int timeout; - int hw_mask = WSS_HW_CS4231_MASK | WSS_HW_CS4232_MASK | WSS_HW_AD1848; - - snd_wss_busy_wait(chip); - -#ifdef CONFIG_SND_DEBUG - if (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) - snd_printk(KERN_DEBUG "mce_down [0x%lx] - " - "auto calibration time out (0)\n", - (long)CS4231P(REGSEL)); -#endif - spin_lock_irqsave(&chip->reg_lock, flags); - chip->mce_bit &= ~CS4231_MCE; - timeout = wss_inb(chip, CS4231P(REGSEL)); - wss_outb(chip, CS4231P(REGSEL), chip->mce_bit | (timeout & 0x1f)); - spin_unlock_irqrestore(&chip->reg_lock, flags); - if (timeout == 0x80) - snd_printk(KERN_DEBUG "mce_down [0x%lx]: " - "serious init problem - codec still busy\n", - chip->port); - if ((timeout & CS4231_MCE) == 0 || !(chip->hardware & hw_mask)) - return; - - /* - * Wait for (possible -- during init auto-calibration may not be set) - * calibration process to start. Needs up to 5 sample periods on AD1848 - * which at the slowest possible rate of 5.5125 kHz means 907 us. - */ - msleep(1); - - snd_printdd("(1) jiffies = %lu\n", jiffies); - - /* check condition up to 250 ms */ - end_time = jiffies + msecs_to_jiffies(250); - while (snd_wss_in(chip, CS4231_TEST_INIT) & - CS4231_CALIB_IN_PROGRESS) { - - if (time_after(jiffies, end_time)) { - snd_printk(KERN_ERR "mce_down - " - "auto calibration time out (2)\n"); - return; - } - msleep(1); - } - - snd_printdd("(2) jiffies = %lu\n", jiffies); - - /* check condition up to 100 ms */ - end_time = jiffies + msecs_to_jiffies(100); - while (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) { - if (time_after(jiffies, end_time)) { - snd_printk(KERN_ERR "mce_down - auto calibration time out (3)\n"); - return; - } - msleep(1); - } - - snd_printdd("(3) jiffies = %lu\n", jiffies); - snd_printd("mce_down - exit = 0x%x\n", wss_inb(chip, CS4231P(REGSEL))); -} -EXPORT_SYMBOL(snd_wss_mce_down); - -static unsigned int snd_wss_get_count(unsigned char format, unsigned int size) -{ - switch (format & 0xe0) { - case CS4231_LINEAR_16: - case CS4231_LINEAR_16_BIG: - size >>= 1; - break; - case CS4231_ADPCM_16: - return size >> 2; - } - if (format & CS4231_STEREO) - size >>= 1; - return size; -} - -static int snd_wss_trigger(struct snd_pcm_substream *substream, - int cmd) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - int result = 0; - unsigned int what; - struct snd_pcm_substream *s; - int do_start; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - do_start = 1; break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - do_start = 0; break; - default: - return -EINVAL; - } - - what = 0; - snd_pcm_group_for_each_entry(s, substream) { - if (s == chip->playback_substream) { - what |= CS4231_PLAYBACK_ENABLE; - snd_pcm_trigger_done(s, substream); - } else if (s == chip->capture_substream) { - what |= CS4231_RECORD_ENABLE; - snd_pcm_trigger_done(s, substream); - } - } - spin_lock(&chip->reg_lock); - if (do_start) { - chip->image[CS4231_IFACE_CTRL] |= what; - if (chip->trigger) - chip->trigger(chip, what, 1); - } else { - chip->image[CS4231_IFACE_CTRL] &= ~what; - if (chip->trigger) - chip->trigger(chip, what, 0); - } - snd_wss_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]); - spin_unlock(&chip->reg_lock); -#if 0 - snd_wss_debug(chip); -#endif - return result; -} - -/* - * CODEC I/O - */ - -static unsigned char snd_wss_get_rate(unsigned int rate) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(rates); i++) - if (rate == rates[i]) - return freq_bits[i]; - // snd_BUG(); - return freq_bits[ARRAY_SIZE(rates) - 1]; -} - -static unsigned char snd_wss_get_format(struct snd_wss *chip, - int format, - int channels) -{ - unsigned char rformat; - - rformat = CS4231_LINEAR_8; - switch (format) { - case SNDRV_PCM_FORMAT_MU_LAW: rformat = CS4231_ULAW_8; break; - case SNDRV_PCM_FORMAT_A_LAW: rformat = CS4231_ALAW_8; break; - case SNDRV_PCM_FORMAT_S16_LE: rformat = CS4231_LINEAR_16; break; - case SNDRV_PCM_FORMAT_S16_BE: rformat = CS4231_LINEAR_16_BIG; break; - case SNDRV_PCM_FORMAT_IMA_ADPCM: rformat = CS4231_ADPCM_16; break; - } - if (channels > 1) - rformat |= CS4231_STEREO; -#if 0 - snd_printk(KERN_DEBUG "get_format: 0x%x (mode=0x%x)\n", format, mode); -#endif - return rformat; -} - -static void snd_wss_calibrate_mute(struct snd_wss *chip, int mute) -{ - unsigned long flags; - - mute = mute ? 0x80 : 0; - spin_lock_irqsave(&chip->reg_lock, flags); - if (chip->calibrate_mute == mute) { - spin_unlock_irqrestore(&chip->reg_lock, flags); - return; - } - if (!mute) { - snd_wss_dout(chip, CS4231_LEFT_INPUT, - chip->image[CS4231_LEFT_INPUT]); - snd_wss_dout(chip, CS4231_RIGHT_INPUT, - chip->image[CS4231_RIGHT_INPUT]); - snd_wss_dout(chip, CS4231_LOOPBACK, - chip->image[CS4231_LOOPBACK]); - } else { - snd_wss_dout(chip, CS4231_LEFT_INPUT, - 0); - snd_wss_dout(chip, CS4231_RIGHT_INPUT, - 0); - snd_wss_dout(chip, CS4231_LOOPBACK, - 0xfd); - } - - snd_wss_dout(chip, CS4231_AUX1_LEFT_INPUT, - mute | chip->image[CS4231_AUX1_LEFT_INPUT]); - snd_wss_dout(chip, CS4231_AUX1_RIGHT_INPUT, - mute | chip->image[CS4231_AUX1_RIGHT_INPUT]); - snd_wss_dout(chip, CS4231_AUX2_LEFT_INPUT, - mute | chip->image[CS4231_AUX2_LEFT_INPUT]); - snd_wss_dout(chip, CS4231_AUX2_RIGHT_INPUT, - mute | chip->image[CS4231_AUX2_RIGHT_INPUT]); - snd_wss_dout(chip, CS4231_LEFT_OUTPUT, - mute | chip->image[CS4231_LEFT_OUTPUT]); - snd_wss_dout(chip, CS4231_RIGHT_OUTPUT, - mute | chip->image[CS4231_RIGHT_OUTPUT]); - if (!(chip->hardware & WSS_HW_AD1848_MASK)) { - snd_wss_dout(chip, CS4231_LEFT_LINE_IN, - mute | chip->image[CS4231_LEFT_LINE_IN]); - snd_wss_dout(chip, CS4231_RIGHT_LINE_IN, - mute | chip->image[CS4231_RIGHT_LINE_IN]); - snd_wss_dout(chip, CS4231_MONO_CTRL, - mute ? 0xc0 : chip->image[CS4231_MONO_CTRL]); - } - if (chip->hardware == WSS_HW_INTERWAVE) { - snd_wss_dout(chip, CS4231_LEFT_MIC_INPUT, - mute | chip->image[CS4231_LEFT_MIC_INPUT]); - snd_wss_dout(chip, CS4231_RIGHT_MIC_INPUT, - mute | chip->image[CS4231_RIGHT_MIC_INPUT]); - snd_wss_dout(chip, CS4231_LINE_LEFT_OUTPUT, - mute | chip->image[CS4231_LINE_LEFT_OUTPUT]); - snd_wss_dout(chip, CS4231_LINE_RIGHT_OUTPUT, - mute | chip->image[CS4231_LINE_RIGHT_OUTPUT]); - } - chip->calibrate_mute = mute; - spin_unlock_irqrestore(&chip->reg_lock, flags); -} - -static void snd_wss_playback_format(struct snd_wss *chip, - struct snd_pcm_hw_params *params, - unsigned char pdfr) -{ - unsigned long flags; - int full_calib = 1; - - mutex_lock(&chip->mce_mutex); - if (chip->hardware == WSS_HW_CS4231A || - (chip->hardware & WSS_HW_CS4232_MASK)) { - spin_lock_irqsave(&chip->reg_lock, flags); - if ((chip->image[CS4231_PLAYBK_FORMAT] & 0x0f) == (pdfr & 0x0f)) { /* rate is same? */ - snd_wss_out(chip, CS4231_ALT_FEATURE_1, - chip->image[CS4231_ALT_FEATURE_1] | 0x10); - chip->image[CS4231_PLAYBK_FORMAT] = pdfr; - snd_wss_out(chip, CS4231_PLAYBK_FORMAT, - chip->image[CS4231_PLAYBK_FORMAT]); - snd_wss_out(chip, CS4231_ALT_FEATURE_1, - chip->image[CS4231_ALT_FEATURE_1] &= ~0x10); - udelay(100); /* Fixes audible clicks at least on GUS MAX */ - full_calib = 0; - } - spin_unlock_irqrestore(&chip->reg_lock, flags); - } else if (chip->hardware == WSS_HW_AD1845) { - unsigned rate = params_rate(params); - - /* - * Program the AD1845 correctly for the playback stream. - * Note that we do NOT need to toggle the MCE bit because - * the PLAYBACK_ENABLE bit of the Interface Configuration - * register is set. - * - * NOTE: We seem to need to write to the MSB before the LSB - * to get the correct sample frequency. - */ - spin_lock_irqsave(&chip->reg_lock, flags); - snd_wss_out(chip, CS4231_PLAYBK_FORMAT, (pdfr & 0xf0)); - snd_wss_out(chip, AD1845_UPR_FREQ_SEL, (rate >> 8) & 0xff); - snd_wss_out(chip, AD1845_LWR_FREQ_SEL, rate & 0xff); - full_calib = 0; - spin_unlock_irqrestore(&chip->reg_lock, flags); - } - if (full_calib) { - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - if (chip->hardware != WSS_HW_INTERWAVE && !chip->single_dma) { - if (chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE) - pdfr = (pdfr & 0xf0) | - (chip->image[CS4231_REC_FORMAT] & 0x0f); - } else { - chip->image[CS4231_PLAYBK_FORMAT] = pdfr; - } - snd_wss_out(chip, CS4231_PLAYBK_FORMAT, pdfr); - spin_unlock_irqrestore(&chip->reg_lock, flags); - if (chip->hardware == WSS_HW_OPL3SA2) - udelay(100); /* this seems to help */ - snd_wss_mce_down(chip); - } - mutex_unlock(&chip->mce_mutex); -} - -static void snd_wss_capture_format(struct snd_wss *chip, - struct snd_pcm_hw_params *params, - unsigned char cdfr) -{ - unsigned long flags; - int full_calib = 1; - - mutex_lock(&chip->mce_mutex); - if (chip->hardware == WSS_HW_CS4231A || - (chip->hardware & WSS_HW_CS4232_MASK)) { - spin_lock_irqsave(&chip->reg_lock, flags); - if ((chip->image[CS4231_PLAYBK_FORMAT] & 0x0f) == (cdfr & 0x0f) || /* rate is same? */ - (chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) { - snd_wss_out(chip, CS4231_ALT_FEATURE_1, - chip->image[CS4231_ALT_FEATURE_1] | 0x20); - snd_wss_out(chip, CS4231_REC_FORMAT, - chip->image[CS4231_REC_FORMAT] = cdfr); - snd_wss_out(chip, CS4231_ALT_FEATURE_1, - chip->image[CS4231_ALT_FEATURE_1] &= ~0x20); - full_calib = 0; - } - spin_unlock_irqrestore(&chip->reg_lock, flags); - } else if (chip->hardware == WSS_HW_AD1845) { - unsigned rate = params_rate(params); - - /* - * Program the AD1845 correctly for the capture stream. - * Note that we do NOT need to toggle the MCE bit because - * the PLAYBACK_ENABLE bit of the Interface Configuration - * register is set. - * - * NOTE: We seem to need to write to the MSB before the LSB - * to get the correct sample frequency. - */ - spin_lock_irqsave(&chip->reg_lock, flags); - snd_wss_out(chip, CS4231_REC_FORMAT, (cdfr & 0xf0)); - snd_wss_out(chip, AD1845_UPR_FREQ_SEL, (rate >> 8) & 0xff); - snd_wss_out(chip, AD1845_LWR_FREQ_SEL, rate & 0xff); - full_calib = 0; - spin_unlock_irqrestore(&chip->reg_lock, flags); - } - if (full_calib) { - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - if (chip->hardware != WSS_HW_INTERWAVE && - !(chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) { - if (chip->single_dma) - snd_wss_out(chip, CS4231_PLAYBK_FORMAT, cdfr); - else - snd_wss_out(chip, CS4231_PLAYBK_FORMAT, - (chip->image[CS4231_PLAYBK_FORMAT] & 0xf0) | - (cdfr & 0x0f)); - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_down(chip); - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - } - if (chip->hardware & WSS_HW_AD1848_MASK) - snd_wss_out(chip, CS4231_PLAYBK_FORMAT, cdfr); - else - snd_wss_out(chip, CS4231_REC_FORMAT, cdfr); - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_down(chip); - } - mutex_unlock(&chip->mce_mutex); -} - -/* - * Timer interface - */ - -static unsigned long snd_wss_timer_resolution(struct snd_timer *timer) -{ - struct snd_wss *chip = snd_timer_chip(timer); - if (chip->hardware & WSS_HW_CS4236B_MASK) - return 14467; - else - return chip->image[CS4231_PLAYBK_FORMAT] & 1 ? 9969 : 9920; -} - -static int snd_wss_timer_start(struct snd_timer *timer) -{ - unsigned long flags; - unsigned int ticks; - struct snd_wss *chip = snd_timer_chip(timer); - spin_lock_irqsave(&chip->reg_lock, flags); - ticks = timer->sticks; - if ((chip->image[CS4231_ALT_FEATURE_1] & CS4231_TIMER_ENABLE) == 0 || - (unsigned char)(ticks >> 8) != chip->image[CS4231_TIMER_HIGH] || - (unsigned char)ticks != chip->image[CS4231_TIMER_LOW]) { - chip->image[CS4231_TIMER_HIGH] = (unsigned char) (ticks >> 8); - snd_wss_out(chip, CS4231_TIMER_HIGH, - chip->image[CS4231_TIMER_HIGH]); - chip->image[CS4231_TIMER_LOW] = (unsigned char) ticks; - snd_wss_out(chip, CS4231_TIMER_LOW, - chip->image[CS4231_TIMER_LOW]); - snd_wss_out(chip, CS4231_ALT_FEATURE_1, - chip->image[CS4231_ALT_FEATURE_1] | - CS4231_TIMER_ENABLE); - } - spin_unlock_irqrestore(&chip->reg_lock, flags); - return 0; -} - -static int snd_wss_timer_stop(struct snd_timer *timer) -{ - unsigned long flags; - struct snd_wss *chip = snd_timer_chip(timer); - spin_lock_irqsave(&chip->reg_lock, flags); - chip->image[CS4231_ALT_FEATURE_1] &= ~CS4231_TIMER_ENABLE; - snd_wss_out(chip, CS4231_ALT_FEATURE_1, - chip->image[CS4231_ALT_FEATURE_1]); - spin_unlock_irqrestore(&chip->reg_lock, flags); - return 0; -} - -static void snd_wss_init(struct snd_wss *chip) -{ - unsigned long flags; - - snd_wss_calibrate_mute(chip, 1); - snd_wss_mce_down(chip); - -#ifdef SNDRV_DEBUG_MCE - snd_printk(KERN_DEBUG "init: (1)\n"); -#endif - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | - CS4231_PLAYBACK_PIO | - CS4231_RECORD_ENABLE | - CS4231_RECORD_PIO | - CS4231_CALIB_MODE); - chip->image[CS4231_IFACE_CTRL] |= CS4231_AUTOCALIB; - snd_wss_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]); - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_down(chip); - -#ifdef SNDRV_DEBUG_MCE - snd_printk(KERN_DEBUG "init: (2)\n"); -#endif - - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - chip->image[CS4231_IFACE_CTRL] &= ~CS4231_AUTOCALIB; - snd_wss_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]); - snd_wss_out(chip, - CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1]); - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_down(chip); - -#ifdef SNDRV_DEBUG_MCE - snd_printk(KERN_DEBUG "init: (3) - afei = 0x%x\n", - chip->image[CS4231_ALT_FEATURE_1]); -#endif - - spin_lock_irqsave(&chip->reg_lock, flags); - snd_wss_out(chip, CS4231_ALT_FEATURE_2, - chip->image[CS4231_ALT_FEATURE_2]); - spin_unlock_irqrestore(&chip->reg_lock, flags); - - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - snd_wss_out(chip, CS4231_PLAYBK_FORMAT, - chip->image[CS4231_PLAYBK_FORMAT]); - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_down(chip); - -#ifdef SNDRV_DEBUG_MCE - snd_printk(KERN_DEBUG "init: (4)\n"); -#endif - - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - if (!(chip->hardware & WSS_HW_AD1848_MASK)) - snd_wss_out(chip, CS4231_REC_FORMAT, - chip->image[CS4231_REC_FORMAT]); - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_down(chip); - snd_wss_calibrate_mute(chip, 0); - -#ifdef SNDRV_DEBUG_MCE - snd_printk(KERN_DEBUG "init: (5)\n"); -#endif -} - -static int snd_wss_open(struct snd_wss *chip, unsigned int mode) -{ - unsigned long flags; - - mutex_lock(&chip->open_mutex); - if ((chip->mode & mode) || - ((chip->mode & WSS_MODE_OPEN) && chip->single_dma)) { - mutex_unlock(&chip->open_mutex); - return -EAGAIN; - } - if (chip->mode & WSS_MODE_OPEN) { - chip->mode |= mode; - mutex_unlock(&chip->open_mutex); - return 0; - } - /* ok. now enable and ack CODEC IRQ */ - spin_lock_irqsave(&chip->reg_lock, flags); - if (!(chip->hardware & WSS_HW_AD1848_MASK)) { - snd_wss_out(chip, CS4231_IRQ_STATUS, - CS4231_PLAYBACK_IRQ | - CS4231_RECORD_IRQ | - CS4231_TIMER_IRQ); - snd_wss_out(chip, CS4231_IRQ_STATUS, 0); - } - wss_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ - wss_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ - chip->image[CS4231_PIN_CTRL] |= CS4231_IRQ_ENABLE; - snd_wss_out(chip, CS4231_PIN_CTRL, chip->image[CS4231_PIN_CTRL]); - if (!(chip->hardware & WSS_HW_AD1848_MASK)) { - snd_wss_out(chip, CS4231_IRQ_STATUS, - CS4231_PLAYBACK_IRQ | - CS4231_RECORD_IRQ | - CS4231_TIMER_IRQ); - snd_wss_out(chip, CS4231_IRQ_STATUS, 0); - } - spin_unlock_irqrestore(&chip->reg_lock, flags); - - chip->mode = mode; - mutex_unlock(&chip->open_mutex); - return 0; -} - -static void snd_wss_close(struct snd_wss *chip, unsigned int mode) -{ - unsigned long flags; - - mutex_lock(&chip->open_mutex); - chip->mode &= ~mode; - if (chip->mode & WSS_MODE_OPEN) { - mutex_unlock(&chip->open_mutex); - return; - } - /* disable IRQ */ - spin_lock_irqsave(&chip->reg_lock, flags); - if (!(chip->hardware & WSS_HW_AD1848_MASK)) - snd_wss_out(chip, CS4231_IRQ_STATUS, 0); - wss_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ - wss_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ - chip->image[CS4231_PIN_CTRL] &= ~CS4231_IRQ_ENABLE; - snd_wss_out(chip, CS4231_PIN_CTRL, chip->image[CS4231_PIN_CTRL]); - - /* now disable record & playback */ - - if (chip->image[CS4231_IFACE_CTRL] & (CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO | - CS4231_RECORD_ENABLE | CS4231_RECORD_PIO)) { - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO | - CS4231_RECORD_ENABLE | CS4231_RECORD_PIO); - snd_wss_out(chip, CS4231_IFACE_CTRL, - chip->image[CS4231_IFACE_CTRL]); - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_down(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - } - - /* clear IRQ again */ - if (!(chip->hardware & WSS_HW_AD1848_MASK)) - snd_wss_out(chip, CS4231_IRQ_STATUS, 0); - wss_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ - wss_outb(chip, CS4231P(STATUS), 0); /* clear IRQ */ - spin_unlock_irqrestore(&chip->reg_lock, flags); - - chip->mode = 0; - mutex_unlock(&chip->open_mutex); -} - -/* - * timer open/close - */ - -static int snd_wss_timer_open(struct snd_timer *timer) -{ - struct snd_wss *chip = snd_timer_chip(timer); - snd_wss_open(chip, WSS_MODE_TIMER); - return 0; -} - -static int snd_wss_timer_close(struct snd_timer *timer) -{ - struct snd_wss *chip = snd_timer_chip(timer); - snd_wss_close(chip, WSS_MODE_TIMER); - return 0; -} - -static struct snd_timer_hardware snd_wss_timer_table = -{ - .flags = SNDRV_TIMER_HW_AUTO, - .resolution = 9945, - .ticks = 65535, - .open = snd_wss_timer_open, - .close = snd_wss_timer_close, - .c_resolution = snd_wss_timer_resolution, - .start = snd_wss_timer_start, - .stop = snd_wss_timer_stop, -}; - -/* - * ok.. exported functions.. - */ - -static int snd_wss_playback_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - unsigned char new_pdfr; - int err; - - if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) - return err; - new_pdfr = snd_wss_get_format(chip, params_format(hw_params), - params_channels(hw_params)) | - snd_wss_get_rate(params_rate(hw_params)); - chip->set_playback_format(chip, hw_params, new_pdfr); - return 0; -} - -static int snd_wss_playback_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - -static int snd_wss_playback_prepare(struct snd_pcm_substream *substream) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - unsigned long flags; - unsigned int size = snd_pcm_lib_buffer_bytes(substream); - unsigned int count = snd_pcm_lib_period_bytes(substream); - - spin_lock_irqsave(&chip->reg_lock, flags); - chip->p_dma_size = size; - chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO); - snd_dma_program(chip->dma1, runtime->dma_addr, size, DMA_MODE_WRITE | DMA_AUTOINIT); - count = snd_wss_get_count(chip->image[CS4231_PLAYBK_FORMAT], count) - 1; - snd_wss_out(chip, CS4231_PLY_LWR_CNT, (unsigned char) count); - snd_wss_out(chip, CS4231_PLY_UPR_CNT, (unsigned char) (count >> 8)); - spin_unlock_irqrestore(&chip->reg_lock, flags); -#if 0 - snd_wss_debug(chip); -#endif - return 0; -} - -static int snd_wss_capture_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *hw_params) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - unsigned char new_cdfr; - int err; - - if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) - return err; - new_cdfr = snd_wss_get_format(chip, params_format(hw_params), - params_channels(hw_params)) | - snd_wss_get_rate(params_rate(hw_params)); - chip->set_capture_format(chip, hw_params, new_cdfr); - return 0; -} - -static int snd_wss_capture_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - -static int snd_wss_capture_prepare(struct snd_pcm_substream *substream) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - unsigned long flags; - unsigned int size = snd_pcm_lib_buffer_bytes(substream); - unsigned int count = snd_pcm_lib_period_bytes(substream); - - spin_lock_irqsave(&chip->reg_lock, flags); - chip->c_dma_size = size; - chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_RECORD_ENABLE | CS4231_RECORD_PIO); - snd_dma_program(chip->dma2, runtime->dma_addr, size, DMA_MODE_READ | DMA_AUTOINIT); - if (chip->hardware & WSS_HW_AD1848_MASK) - count = snd_wss_get_count(chip->image[CS4231_PLAYBK_FORMAT], - count); - else - count = snd_wss_get_count(chip->image[CS4231_REC_FORMAT], - count); - count--; - if (chip->single_dma && chip->hardware != WSS_HW_INTERWAVE) { - snd_wss_out(chip, CS4231_PLY_LWR_CNT, (unsigned char) count); - snd_wss_out(chip, CS4231_PLY_UPR_CNT, - (unsigned char) (count >> 8)); - } else { - snd_wss_out(chip, CS4231_REC_LWR_CNT, (unsigned char) count); - snd_wss_out(chip, CS4231_REC_UPR_CNT, - (unsigned char) (count >> 8)); - } - spin_unlock_irqrestore(&chip->reg_lock, flags); - return 0; -} - -void snd_wss_overrange(struct snd_wss *chip) -{ - unsigned long flags; - unsigned char res; - - spin_lock_irqsave(&chip->reg_lock, flags); - res = snd_wss_in(chip, CS4231_TEST_INIT); - spin_unlock_irqrestore(&chip->reg_lock, flags); - if (res & (0x08 | 0x02)) /* detect overrange only above 0dB; may be user selectable? */ - chip->capture_substream->runtime->overrange++; -} -EXPORT_SYMBOL(snd_wss_overrange); - -irqreturn_t snd_wss_interrupt(int irq, void *dev_id) -{ - struct snd_wss *chip = dev_id; - unsigned char status; - - if (chip->hardware & WSS_HW_AD1848_MASK) - /* pretend it was the only possible irq for AD1848 */ - status = CS4231_PLAYBACK_IRQ; - else - status = snd_wss_in(chip, CS4231_IRQ_STATUS); - if (status & CS4231_TIMER_IRQ) { - if (chip->timer) - snd_timer_interrupt(chip->timer, chip->timer->sticks); - } - if (chip->single_dma && chip->hardware != WSS_HW_INTERWAVE) { - if (status & CS4231_PLAYBACK_IRQ) { - if (chip->mode & WSS_MODE_PLAY) { - if (chip->playback_substream) - snd_pcm_period_elapsed(chip->playback_substream); - } - if (chip->mode & WSS_MODE_RECORD) { - if (chip->capture_substream) { - snd_wss_overrange(chip); - snd_pcm_period_elapsed(chip->capture_substream); - } - } - } - } else { - if (status & CS4231_PLAYBACK_IRQ) { - if (chip->playback_substream) - snd_pcm_period_elapsed(chip->playback_substream); - } - if (status & CS4231_RECORD_IRQ) { - if (chip->capture_substream) { - snd_wss_overrange(chip); - snd_pcm_period_elapsed(chip->capture_substream); - } - } - } - - spin_lock(&chip->reg_lock); - status = ~CS4231_ALL_IRQS | ~status; - if (chip->hardware & WSS_HW_AD1848_MASK) - wss_outb(chip, CS4231P(STATUS), 0); - else - snd_wss_out(chip, CS4231_IRQ_STATUS, status); - spin_unlock(&chip->reg_lock); - return IRQ_HANDLED; -} -EXPORT_SYMBOL(snd_wss_interrupt); - -static snd_pcm_uframes_t snd_wss_playback_pointer(struct snd_pcm_substream *substream) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - size_t ptr; - - if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) - return 0; - ptr = snd_dma_pointer(chip->dma1, chip->p_dma_size); - return bytes_to_frames(substream->runtime, ptr); -} - -static snd_pcm_uframes_t snd_wss_capture_pointer(struct snd_pcm_substream *substream) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - size_t ptr; - - if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE)) - return 0; - ptr = snd_dma_pointer(chip->dma2, chip->c_dma_size); - return bytes_to_frames(substream->runtime, ptr); -} - -/* - - */ - -static int snd_ad1848_probe(struct snd_wss *chip) -{ - unsigned long timeout = jiffies + msecs_to_jiffies(1000); - unsigned long flags; - unsigned char r; - unsigned short hardware = 0; - int err = 0; - int i; - - while (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) { - if (time_after(jiffies, timeout)) - return -ENODEV; - cond_resched(); - } - spin_lock_irqsave(&chip->reg_lock, flags); - - /* set CS423x MODE 1 */ - snd_wss_dout(chip, CS4231_MISC_INFO, 0); - - snd_wss_dout(chip, CS4231_RIGHT_INPUT, 0x45); /* 0x55 & ~0x10 */ - r = snd_wss_in(chip, CS4231_RIGHT_INPUT); - if (r != 0x45) { - /* RMGE always high on AD1847 */ - if ((r & ~CS4231_ENABLE_MIC_GAIN) != 0x45) { - err = -ENODEV; - goto out; - } - hardware = WSS_HW_AD1847; - } else { - snd_wss_dout(chip, CS4231_LEFT_INPUT, 0xaa); - r = snd_wss_in(chip, CS4231_LEFT_INPUT); - /* L/RMGE always low on AT2320 */ - if ((r | CS4231_ENABLE_MIC_GAIN) != 0xaa) { - err = -ENODEV; - goto out; - } - } - - /* clear pending IRQ */ - wss_inb(chip, CS4231P(STATUS)); - wss_outb(chip, CS4231P(STATUS), 0); - mb(); - - if ((chip->hardware & WSS_HW_TYPE_MASK) != WSS_HW_DETECT) - goto out; - - if (hardware) { - chip->hardware = hardware; - goto out; - } - - r = snd_wss_in(chip, CS4231_MISC_INFO); - - /* set CS423x MODE 2 */ - snd_wss_dout(chip, CS4231_MISC_INFO, CS4231_MODE2); - for (i = 0; i < 16; i++) { - if (snd_wss_in(chip, i) != snd_wss_in(chip, 16 + i)) { - /* we have more than 16 registers: check ID */ - if ((r & 0xf) != 0xa) - goto out_mode; - /* - * on CMI8330, CS4231_VERSION is volume control and - * can be set to 0 - */ - snd_wss_dout(chip, CS4231_VERSION, 0); - r = snd_wss_in(chip, CS4231_VERSION) & 0xe7; - if (!r) - chip->hardware = WSS_HW_CMI8330; - goto out_mode; - } - } - if (r & 0x80) - chip->hardware = WSS_HW_CS4248; - else - chip->hardware = WSS_HW_AD1848; -out_mode: - snd_wss_dout(chip, CS4231_MISC_INFO, 0); -out: - spin_unlock_irqrestore(&chip->reg_lock, flags); - return err; -} - -static int snd_wss_probe(struct snd_wss *chip) -{ - unsigned long flags; - int i, id, rev, regnum; - unsigned char *ptr; - unsigned int hw; - - id = snd_ad1848_probe(chip); - if (id < 0) - return id; - - hw = chip->hardware; - if ((hw & WSS_HW_TYPE_MASK) == WSS_HW_DETECT) { - for (i = 0; i < 50; i++) { - mb(); - if (wss_inb(chip, CS4231P(REGSEL)) & CS4231_INIT) - msleep(2); - else { - spin_lock_irqsave(&chip->reg_lock, flags); - snd_wss_out(chip, CS4231_MISC_INFO, - CS4231_MODE2); - id = snd_wss_in(chip, CS4231_MISC_INFO) & 0x0f; - spin_unlock_irqrestore(&chip->reg_lock, flags); - if (id == 0x0a) - break; /* this is valid value */ - } - } - snd_printdd("wss: port = 0x%lx, id = 0x%x\n", chip->port, id); - if (id != 0x0a) - return -ENODEV; /* no valid device found */ - - rev = snd_wss_in(chip, CS4231_VERSION) & 0xe7; - snd_printdd("CS4231: VERSION (I25) = 0x%x\n", rev); - if (rev == 0x80) { - unsigned char tmp = snd_wss_in(chip, 23); - snd_wss_out(chip, 23, ~tmp); - if (snd_wss_in(chip, 23) != tmp) - chip->hardware = WSS_HW_AD1845; - else - chip->hardware = WSS_HW_CS4231; - } else if (rev == 0xa0) { - chip->hardware = WSS_HW_CS4231A; - } else if (rev == 0xa2) { - chip->hardware = WSS_HW_CS4232; - } else if (rev == 0xb2) { - chip->hardware = WSS_HW_CS4232A; - } else if (rev == 0x83) { - chip->hardware = WSS_HW_CS4236; - } else if (rev == 0x03) { - chip->hardware = WSS_HW_CS4236B; - } else { - snd_printk(KERN_ERR - "unknown CS chip with version 0x%x\n", rev); - return -ENODEV; /* unknown CS4231 chip? */ - } - } - spin_lock_irqsave(&chip->reg_lock, flags); - wss_inb(chip, CS4231P(STATUS)); /* clear any pendings IRQ */ - wss_outb(chip, CS4231P(STATUS), 0); - mb(); - spin_unlock_irqrestore(&chip->reg_lock, flags); - - if (!(chip->hardware & WSS_HW_AD1848_MASK)) - chip->image[CS4231_MISC_INFO] = CS4231_MODE2; - switch (chip->hardware) { - case WSS_HW_INTERWAVE: - chip->image[CS4231_MISC_INFO] = CS4231_IW_MODE3; - break; - case WSS_HW_CS4235: - case WSS_HW_CS4236B: - case WSS_HW_CS4237B: - case WSS_HW_CS4238B: - case WSS_HW_CS4239: - if (hw == WSS_HW_DETECT3) - chip->image[CS4231_MISC_INFO] = CS4231_4236_MODE3; - else - chip->hardware = WSS_HW_CS4236; - break; - } - - chip->image[CS4231_IFACE_CTRL] = - (chip->image[CS4231_IFACE_CTRL] & ~CS4231_SINGLE_DMA) | - (chip->single_dma ? CS4231_SINGLE_DMA : 0); - if (chip->hardware != WSS_HW_OPTI93X) { - chip->image[CS4231_ALT_FEATURE_1] = 0x80; - chip->image[CS4231_ALT_FEATURE_2] = - chip->hardware == WSS_HW_INTERWAVE ? 0xc2 : 0x01; - } - /* enable fine grained frequency selection */ - if (chip->hardware == WSS_HW_AD1845) - chip->image[AD1845_PWR_DOWN] = 8; - - ptr = (unsigned char *) &chip->image; - regnum = (chip->hardware & WSS_HW_AD1848_MASK) ? 16 : 32; - snd_wss_mce_down(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - for (i = 0; i < regnum; i++) /* ok.. fill all registers */ - snd_wss_out(chip, i, *ptr++); - spin_unlock_irqrestore(&chip->reg_lock, flags); - snd_wss_mce_up(chip); - snd_wss_mce_down(chip); - - mdelay(2); - - /* ok.. try check hardware version for CS4236+ chips */ - if ((hw & WSS_HW_TYPE_MASK) == WSS_HW_DETECT) { - if (chip->hardware == WSS_HW_CS4236B) { - rev = snd_cs4236_ext_in(chip, CS4236_VERSION); - snd_cs4236_ext_out(chip, CS4236_VERSION, 0xff); - id = snd_cs4236_ext_in(chip, CS4236_VERSION); - snd_cs4236_ext_out(chip, CS4236_VERSION, rev); - snd_printdd("CS4231: ext version; rev = 0x%x, id = 0x%x\n", rev, id); - if ((id & 0x1f) == 0x1d) { /* CS4235 */ - chip->hardware = WSS_HW_CS4235; - switch (id >> 5) { - case 4: - case 5: - case 6: - break; - default: - snd_printk(KERN_WARNING - "unknown CS4235 chip " - "(enhanced version = 0x%x)\n", - id); - } - } else if ((id & 0x1f) == 0x0b) { /* CS4236/B */ - switch (id >> 5) { - case 4: - case 5: - case 6: - case 7: - chip->hardware = WSS_HW_CS4236B; - break; - default: - snd_printk(KERN_WARNING - "unknown CS4236 chip " - "(enhanced version = 0x%x)\n", - id); - } - } else if ((id & 0x1f) == 0x08) { /* CS4237B */ - chip->hardware = WSS_HW_CS4237B; - switch (id >> 5) { - case 4: - case 5: - case 6: - case 7: - break; - default: - snd_printk(KERN_WARNING - "unknown CS4237B chip " - "(enhanced version = 0x%x)\n", - id); - } - } else if ((id & 0x1f) == 0x09) { /* CS4238B */ - chip->hardware = WSS_HW_CS4238B; - switch (id >> 5) { - case 5: - case 6: - case 7: - break; - default: - snd_printk(KERN_WARNING - "unknown CS4238B chip " - "(enhanced version = 0x%x)\n", - id); - } - } else if ((id & 0x1f) == 0x1e) { /* CS4239 */ - chip->hardware = WSS_HW_CS4239; - switch (id >> 5) { - case 4: - case 5: - case 6: - break; - default: - snd_printk(KERN_WARNING - "unknown CS4239 chip " - "(enhanced version = 0x%x)\n", - id); - } - } else { - snd_printk(KERN_WARNING - "unknown CS4236/CS423xB chip " - "(enhanced version = 0x%x)\n", id); - } - } - } - return 0; /* all things are ok.. */ -} - -/* - - */ - -static struct snd_pcm_hardware snd_wss_playback = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_SYNC_START), - .formats = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW | SNDRV_PCM_FMTBIT_IMA_ADPCM | - SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE), - .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, - .rate_min = 5510, - .rate_max = 48000, - .channels_min = 1, - .channels_max = 2, - .buffer_bytes_max = (128*1024), - .period_bytes_min = 64, - .period_bytes_max = (128*1024), - .periods_min = 1, - .periods_max = 1024, - .fifo_size = 0, -}; - -static struct snd_pcm_hardware snd_wss_capture = -{ - .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_SYNC_START), - .formats = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW | SNDRV_PCM_FMTBIT_IMA_ADPCM | - SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE), - .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000, - .rate_min = 5510, - .rate_max = 48000, - .channels_min = 1, - .channels_max = 2, - .buffer_bytes_max = (128*1024), - .period_bytes_min = 64, - .period_bytes_max = (128*1024), - .periods_min = 1, - .periods_max = 1024, - .fifo_size = 0, -}; - -/* - - */ - -static int snd_wss_playback_open(struct snd_pcm_substream *substream) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - int err; - - runtime->hw = snd_wss_playback; - - /* hardware limitation of older chipsets */ - if (chip->hardware & WSS_HW_AD1848_MASK) - runtime->hw.formats &= ~(SNDRV_PCM_FMTBIT_IMA_ADPCM | - SNDRV_PCM_FMTBIT_S16_BE); - - /* hardware bug in InterWave chipset */ - if (chip->hardware == WSS_HW_INTERWAVE && chip->dma1 > 3) - runtime->hw.formats &= ~SNDRV_PCM_FMTBIT_MU_LAW; - - /* hardware limitation of cheap chips */ - if (chip->hardware == WSS_HW_CS4235 || - chip->hardware == WSS_HW_CS4239) - runtime->hw.formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE; - - snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.buffer_bytes_max); - snd_pcm_limit_isa_dma_size(chip->dma1, &runtime->hw.period_bytes_max); - - if (chip->claim_dma) { - if ((err = chip->claim_dma(chip, chip->dma_private_data, chip->dma1)) < 0) - return err; - } - - err = snd_wss_open(chip, WSS_MODE_PLAY); - if (err < 0) { - if (chip->release_dma) - chip->release_dma(chip, chip->dma_private_data, chip->dma1); - snd_free_pages(runtime->dma_area, runtime->dma_bytes); - return err; - } - chip->playback_substream = substream; - snd_pcm_set_sync(substream); - chip->rate_constraint(runtime); - return 0; -} - -static int snd_wss_capture_open(struct snd_pcm_substream *substream) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - int err; - - runtime->hw = snd_wss_capture; - - /* hardware limitation of older chipsets */ - if (chip->hardware & WSS_HW_AD1848_MASK) - runtime->hw.formats &= ~(SNDRV_PCM_FMTBIT_IMA_ADPCM | - SNDRV_PCM_FMTBIT_S16_BE); - - /* hardware limitation of cheap chips */ - if (chip->hardware == WSS_HW_CS4235 || - chip->hardware == WSS_HW_CS4239 || - chip->hardware == WSS_HW_OPTI93X) - runtime->hw.formats = SNDRV_PCM_FMTBIT_U8 | - SNDRV_PCM_FMTBIT_S16_LE; - - snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.buffer_bytes_max); - snd_pcm_limit_isa_dma_size(chip->dma2, &runtime->hw.period_bytes_max); - - if (chip->claim_dma) { - if ((err = chip->claim_dma(chip, chip->dma_private_data, chip->dma2)) < 0) - return err; - } - - err = snd_wss_open(chip, WSS_MODE_RECORD); - if (err < 0) { - if (chip->release_dma) - chip->release_dma(chip, chip->dma_private_data, chip->dma2); - snd_free_pages(runtime->dma_area, runtime->dma_bytes); - return err; - } - chip->capture_substream = substream; - snd_pcm_set_sync(substream); - chip->rate_constraint(runtime); - return 0; -} - -static int snd_wss_playback_close(struct snd_pcm_substream *substream) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - - chip->playback_substream = NULL; - snd_wss_close(chip, WSS_MODE_PLAY); - return 0; -} - -static int snd_wss_capture_close(struct snd_pcm_substream *substream) -{ - struct snd_wss *chip = snd_pcm_substream_chip(substream); - - chip->capture_substream = NULL; - snd_wss_close(chip, WSS_MODE_RECORD); - return 0; -} - -static void snd_wss_thinkpad_twiddle(struct snd_wss *chip, int on) -{ - int tmp; - - if (!chip->thinkpad_flag) - return; - - outb(0x1c, AD1848_THINKPAD_CTL_PORT1); - tmp = inb(AD1848_THINKPAD_CTL_PORT2); - - if (on) - /* turn it on */ - tmp |= AD1848_THINKPAD_CS4248_ENABLE_BIT; - else - /* turn it off */ - tmp &= ~AD1848_THINKPAD_CS4248_ENABLE_BIT; - - outb(tmp, AD1848_THINKPAD_CTL_PORT2); -} - -#ifdef CONFIG_PM - -/* lowlevel suspend callback for CS4231 */ -static void snd_wss_suspend(struct snd_wss *chip) -{ - int reg; - unsigned long flags; - - snd_pcm_suspend_all(chip->pcm); - spin_lock_irqsave(&chip->reg_lock, flags); - for (reg = 0; reg < 32; reg++) - chip->image[reg] = snd_wss_in(chip, reg); - spin_unlock_irqrestore(&chip->reg_lock, flags); - if (chip->thinkpad_flag) - snd_wss_thinkpad_twiddle(chip, 0); -} - -/* lowlevel resume callback for CS4231 */ -static void snd_wss_resume(struct snd_wss *chip) -{ - int reg; - unsigned long flags; - /* int timeout; */ - - if (chip->thinkpad_flag) - snd_wss_thinkpad_twiddle(chip, 1); - snd_wss_mce_up(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - for (reg = 0; reg < 32; reg++) { - switch (reg) { - case CS4231_VERSION: - break; - default: - snd_wss_out(chip, reg, chip->image[reg]); - break; - } - } - spin_unlock_irqrestore(&chip->reg_lock, flags); -#if 1 - snd_wss_mce_down(chip); -#else - /* The following is a workaround to avoid freeze after resume on TP600E. - This is the first half of copy of snd_wss_mce_down(), but doesn't - include rescheduling. -- iwai - */ - snd_wss_busy_wait(chip); - spin_lock_irqsave(&chip->reg_lock, flags); - chip->mce_bit &= ~CS4231_MCE; - timeout = wss_inb(chip, CS4231P(REGSEL)); - wss_outb(chip, CS4231P(REGSEL), chip->mce_bit | (timeout & 0x1f)); - spin_unlock_irqrestore(&chip->reg_lock, flags); - if (timeout == 0x80) - snd_printk(KERN_ERR "down [0x%lx]: serious init problem " - "- codec still busy\n", chip->port); - if ((timeout & CS4231_MCE) == 0 || - !(chip->hardware & (WSS_HW_CS4231_MASK | WSS_HW_CS4232_MASK))) { - return; - } - snd_wss_busy_wait(chip); -#endif -} -#endif /* CONFIG_PM */ - -static int snd_wss_free(struct snd_wss *chip) -{ - release_and_free_resource(chip->res_port); - release_and_free_resource(chip->res_cport); - if (chip->irq >= 0) { - disable_irq(chip->irq); - if (!(chip->hwshare & WSS_HWSHARE_IRQ)) - free_irq(chip->irq, (void *) chip); - } - if (!(chip->hwshare & WSS_HWSHARE_DMA1) && chip->dma1 >= 0) { - snd_dma_disable(chip->dma1); - free_dma(chip->dma1); - } - if (!(chip->hwshare & WSS_HWSHARE_DMA2) && - chip->dma2 >= 0 && chip->dma2 != chip->dma1) { - snd_dma_disable(chip->dma2); - free_dma(chip->dma2); - } - if (chip->timer) - snd_device_free(chip->card, chip->timer); - kfree(chip); - return 0; -} - -static int snd_wss_dev_free(struct snd_device *device) -{ - struct snd_wss *chip = device->device_data; - return snd_wss_free(chip); -} - -const char *snd_wss_chip_id(struct snd_wss *chip) -{ - switch (chip->hardware) { - case WSS_HW_CS4231: - return "CS4231"; - case WSS_HW_CS4231A: - return "CS4231A"; - case WSS_HW_CS4232: - return "CS4232"; - case WSS_HW_CS4232A: - return "CS4232A"; - case WSS_HW_CS4235: - return "CS4235"; - case WSS_HW_CS4236: - return "CS4236"; - case WSS_HW_CS4236B: - return "CS4236B"; - case WSS_HW_CS4237B: - return "CS4237B"; - case WSS_HW_CS4238B: - return "CS4238B"; - case WSS_HW_CS4239: - return "CS4239"; - case WSS_HW_INTERWAVE: - return "AMD InterWave"; - case WSS_HW_OPL3SA2: - return chip->card->shortname; - case WSS_HW_AD1845: - return "AD1845"; - case WSS_HW_OPTI93X: - return "OPTi 93x"; - case WSS_HW_AD1847: - return "AD1847"; - case WSS_HW_AD1848: - return "AD1848"; - case WSS_HW_CS4248: - return "CS4248"; - case WSS_HW_CMI8330: - return "CMI8330/C3D"; - default: - return "???"; - } -} -EXPORT_SYMBOL(snd_wss_chip_id); - -static int snd_wss_new(struct snd_card *card, - unsigned short hardware, - unsigned short hwshare, - struct snd_wss **rchip) -{ - struct snd_wss *chip; - - *rchip = NULL; - chip = kzalloc(sizeof(*chip), GFP_KERNEL); - if (chip == NULL) - return -ENOMEM; - chip->hardware = hardware; - chip->hwshare = hwshare; - - spin_lock_init(&chip->reg_lock); - mutex_init(&chip->mce_mutex); - mutex_init(&chip->open_mutex); - chip->card = card; - chip->rate_constraint = snd_wss_xrate; - chip->set_playback_format = snd_wss_playback_format; - chip->set_capture_format = snd_wss_capture_format; - if (chip->hardware == WSS_HW_OPTI93X) - memcpy(&chip->image, &snd_opti93x_original_image, - sizeof(snd_opti93x_original_image)); - else - memcpy(&chip->image, &snd_wss_original_image, - sizeof(snd_wss_original_image)); - if (chip->hardware & WSS_HW_AD1848_MASK) { - chip->image[CS4231_PIN_CTRL] = 0; - chip->image[CS4231_TEST_INIT] = 0; - } - - *rchip = chip; - return 0; -} - -int snd_wss_create(struct snd_card *card, - unsigned long port, - unsigned long cport, - int irq, int dma1, int dma2, - unsigned short hardware, - unsigned short hwshare, - struct snd_wss **rchip) -{ - static struct snd_device_ops ops = { - .dev_free = snd_wss_dev_free, - }; - struct snd_wss *chip; - int err; - - err = snd_wss_new(card, hardware, hwshare, &chip); - if (err < 0) - return err; - - chip->irq = -1; - chip->dma1 = -1; - chip->dma2 = -1; - - chip->res_port = request_region(port, 4, "WSS"); - if (!chip->res_port) { - snd_printk(KERN_ERR "wss: can't grab port 0x%lx\n", port); - snd_wss_free(chip); - return -EBUSY; - } - chip->port = port; - if ((long)cport >= 0) { - chip->res_cport = request_region(cport, 8, "CS4232 Control"); - if (!chip->res_cport) { - snd_printk(KERN_ERR - "wss: can't grab control port 0x%lx\n", cport); - snd_wss_free(chip); - return -ENODEV; - } - } - chip->cport = cport; - if (!(hwshare & WSS_HWSHARE_IRQ)) - if (request_irq(irq, snd_wss_interrupt, 0, - "WSS", (void *) chip)) { - snd_printk(KERN_ERR "wss: can't grab IRQ %d\n", irq); - snd_wss_free(chip); - return -EBUSY; - } - chip->irq = irq; - if (!(hwshare & WSS_HWSHARE_DMA1) && request_dma(dma1, "WSS - 1")) { - snd_printk(KERN_ERR "wss: can't grab DMA1 %d\n", dma1); - snd_wss_free(chip); - return -EBUSY; - } - chip->dma1 = dma1; - if (!(hwshare & WSS_HWSHARE_DMA2) && dma1 != dma2 && - dma2 >= 0 && request_dma(dma2, "WSS - 2")) { - snd_printk(KERN_ERR "wss: can't grab DMA2 %d\n", dma2); - snd_wss_free(chip); - return -EBUSY; - } - if (dma1 == dma2 || dma2 < 0) { - chip->single_dma = 1; - chip->dma2 = chip->dma1; - } else - chip->dma2 = dma2; - - if (hardware == WSS_HW_THINKPAD) { - chip->thinkpad_flag = 1; - chip->hardware = WSS_HW_DETECT; /* reset */ - snd_wss_thinkpad_twiddle(chip, 1); - } - - /* global setup */ - if (snd_wss_probe(chip) < 0) { - snd_wss_free(chip); - return -ENODEV; - } - snd_wss_init(chip); - -#if 0 - if (chip->hardware & WSS_HW_CS4232_MASK) { - if (chip->res_cport == NULL) - snd_printk(KERN_ERR "CS4232 control port features are " - "not accessible\n"); - } -#endif - - /* Register device */ - err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); - if (err < 0) { - snd_wss_free(chip); - return err; - } - -#ifdef CONFIG_PM - /* Power Management */ - chip->suspend = snd_wss_suspend; - chip->resume = snd_wss_resume; -#endif - - *rchip = chip; - return 0; -} -EXPORT_SYMBOL(snd_wss_create); - -static struct snd_pcm_ops snd_wss_playback_ops = { - .open = snd_wss_playback_open, - .close = snd_wss_playback_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_wss_playback_hw_params, - .hw_free = snd_wss_playback_hw_free, - .prepare = snd_wss_playback_prepare, - .trigger = snd_wss_trigger, - .pointer = snd_wss_playback_pointer, -}; - -static struct snd_pcm_ops snd_wss_capture_ops = { - .open = snd_wss_capture_open, - .close = snd_wss_capture_close, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_wss_capture_hw_params, - .hw_free = snd_wss_capture_hw_free, - .prepare = snd_wss_capture_prepare, - .trigger = snd_wss_trigger, - .pointer = snd_wss_capture_pointer, -}; - -int snd_wss_pcm(struct snd_wss *chip, int device, struct snd_pcm **rpcm) -{ - struct snd_pcm *pcm; - int err; - - err = snd_pcm_new(chip->card, "WSS", device, 1, 1, &pcm); - if (err < 0) - return err; - - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_wss_playback_ops); - snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_wss_capture_ops); - - /* global setup */ - pcm->private_data = chip; - pcm->info_flags = 0; - if (chip->single_dma) - pcm->info_flags |= SNDRV_PCM_INFO_HALF_DUPLEX; - if (chip->hardware != WSS_HW_INTERWAVE) - pcm->info_flags |= SNDRV_PCM_INFO_JOINT_DUPLEX; - strcpy(pcm->name, snd_wss_chip_id(chip)); - - 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); - - chip->pcm = pcm; - if (rpcm) - *rpcm = pcm; - return 0; -} -EXPORT_SYMBOL(snd_wss_pcm); - -static void snd_wss_timer_free(struct snd_timer *timer) -{ - struct snd_wss *chip = timer->private_data; - chip->timer = NULL; -} - -int snd_wss_timer(struct snd_wss *chip, int device, struct snd_timer **rtimer) -{ - struct snd_timer *timer; - struct snd_timer_id tid; - int err; - - /* Timer initialization */ - tid.dev_class = SNDRV_TIMER_CLASS_CARD; - tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE; - tid.card = chip->card->number; - tid.device = device; - tid.subdevice = 0; - if ((err = snd_timer_new(chip->card, "CS4231", &tid, &timer)) < 0) - return err; - strcpy(timer->name, snd_wss_chip_id(chip)); - timer->private_data = chip; - timer->private_free = snd_wss_timer_free; - timer->hw = snd_wss_timer_table; - chip->timer = timer; - if (rtimer) - *rtimer = timer; - return 0; -} -EXPORT_SYMBOL(snd_wss_timer); - -/* - * MIXER part - */ - -static int snd_wss_info_mux(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - static char *texts[4] = { - "Line", "Aux", "Mic", "Mix" - }; - static char *opl3sa_texts[4] = { - "Line", "CD", "Mic", "Mix" - }; - static char *gusmax_texts[4] = { - "Line", "Synth", "Mic", "Mix" - }; - char **ptexts = texts; - struct snd_wss *chip = snd_kcontrol_chip(kcontrol); - - if (snd_BUG_ON(!chip->card)) - return -EINVAL; - uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; - uinfo->count = 2; - uinfo->value.enumerated.items = 4; - if (uinfo->value.enumerated.item > 3) - uinfo->value.enumerated.item = 3; - if (!strcmp(chip->card->driver, "GUS MAX")) - ptexts = gusmax_texts; - switch (chip->hardware) { - case WSS_HW_INTERWAVE: - ptexts = gusmax_texts; - break; - case WSS_HW_OPTI93X: - case WSS_HW_OPL3SA2: - ptexts = opl3sa_texts; - break; - } - strcpy(uinfo->value.enumerated.name, ptexts[uinfo->value.enumerated.item]); - return 0; -} - -static int snd_wss_get_mux(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_wss *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; - - spin_lock_irqsave(&chip->reg_lock, flags); - ucontrol->value.enumerated.item[0] = (chip->image[CS4231_LEFT_INPUT] & CS4231_MIXS_ALL) >> 6; - ucontrol->value.enumerated.item[1] = (chip->image[CS4231_RIGHT_INPUT] & CS4231_MIXS_ALL) >> 6; - spin_unlock_irqrestore(&chip->reg_lock, flags); - return 0; -} - -static int snd_wss_put_mux(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_wss *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; - unsigned short left, right; - int change; - - if (ucontrol->value.enumerated.item[0] > 3 || - ucontrol->value.enumerated.item[1] > 3) - return -EINVAL; - left = ucontrol->value.enumerated.item[0] << 6; - right = ucontrol->value.enumerated.item[1] << 6; - spin_lock_irqsave(&chip->reg_lock, flags); - left = (chip->image[CS4231_LEFT_INPUT] & ~CS4231_MIXS_ALL) | left; - right = (chip->image[CS4231_RIGHT_INPUT] & ~CS4231_MIXS_ALL) | right; - change = left != chip->image[CS4231_LEFT_INPUT] || - right != chip->image[CS4231_RIGHT_INPUT]; - snd_wss_out(chip, CS4231_LEFT_INPUT, left); - snd_wss_out(chip, CS4231_RIGHT_INPUT, right); - spin_unlock_irqrestore(&chip->reg_lock, flags); - return change; -} - -int snd_wss_info_single(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *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; -} -EXPORT_SYMBOL(snd_wss_info_single); - -int snd_wss_get_single(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_wss *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; - 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; - - spin_lock_irqsave(&chip->reg_lock, flags); - ucontrol->value.integer.value[0] = (chip->image[reg] >> shift) & mask; - spin_unlock_irqrestore(&chip->reg_lock, flags); - if (invert) - ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; - return 0; -} -EXPORT_SYMBOL(snd_wss_get_single); - -int snd_wss_put_single(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_wss *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; - 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 change; - unsigned short val; - - val = (ucontrol->value.integer.value[0] & mask); - if (invert) - val = mask - val; - val <<= shift; - spin_lock_irqsave(&chip->reg_lock, flags); - val = (chip->image[reg] & ~(mask << shift)) | val; - change = val != chip->image[reg]; - snd_wss_out(chip, reg, val); - spin_unlock_irqrestore(&chip->reg_lock, flags); - return change; -} -EXPORT_SYMBOL(snd_wss_put_single); - -int snd_wss_info_double(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *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; -} -EXPORT_SYMBOL(snd_wss_info_double); - -int snd_wss_get_double(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_wss *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; - 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; - - spin_lock_irqsave(&chip->reg_lock, flags); - ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask; - ucontrol->value.integer.value[1] = (chip->image[right_reg] >> shift_right) & mask; - spin_unlock_irqrestore(&chip->reg_lock, flags); - 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; -} -EXPORT_SYMBOL(snd_wss_get_double); - -int snd_wss_put_double(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_wss *chip = snd_kcontrol_chip(kcontrol); - unsigned long flags; - 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 short val1, val2; - - 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; - spin_lock_irqsave(&chip->reg_lock, flags); - if (left_reg != right_reg) { - val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1; - val2 = (chip->image[right_reg] & ~(mask << shift_right)) | val2; - change = val1 != chip->image[left_reg] || - val2 != chip->image[right_reg]; - snd_wss_out(chip, left_reg, val1); - snd_wss_out(chip, right_reg, val2); - } else { - mask = (mask << shift_left) | (mask << shift_right); - val1 = (chip->image[left_reg] & ~mask) | val1 | val2; - change = val1 != chip->image[left_reg]; - snd_wss_out(chip, left_reg, val1); - } - spin_unlock_irqrestore(&chip->reg_lock, flags); - return change; -} -EXPORT_SYMBOL(snd_wss_put_double); - -static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0); -static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0); -static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0); -static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0); - -static struct snd_kcontrol_new snd_wss_controls[] = { -WSS_DOUBLE("PCM Playback Switch", 0, - CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1), -WSS_DOUBLE_TLV("PCM Playback Volume", 0, - CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1, - db_scale_6bit), -WSS_DOUBLE("Aux Playback Switch", 0, - CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1), -WSS_DOUBLE_TLV("Aux Playback Volume", 0, - CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1, - db_scale_5bit_12db_max), -WSS_DOUBLE("Aux Playback Switch", 1, - CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1), -WSS_DOUBLE_TLV("Aux Playback Volume", 1, - CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1, - db_scale_5bit_12db_max), -WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, - 0, 0, 15, 0, db_scale_rec_gain), -{ - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = "Capture Source", - .info = snd_wss_info_mux, - .get = snd_wss_get_mux, - .put = snd_wss_put_mux, -}, -WSS_DOUBLE("Mic Boost (+20dB)", 0, - CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 5, 5, 1, 0), -WSS_SINGLE("Loopback Capture Switch", 0, - CS4231_LOOPBACK, 0, 1, 0), -WSS_SINGLE_TLV("Loopback Capture Volume", 0, CS4231_LOOPBACK, 2, 63, 1, - db_scale_6bit), -WSS_DOUBLE("Line Playback Switch", 0, - CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1), -WSS_DOUBLE_TLV("Line Playback Volume", 0, - CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1, - db_scale_5bit_12db_max), -WSS_SINGLE("Beep Playback Switch", 0, - CS4231_MONO_CTRL, 7, 1, 1), -WSS_SINGLE_TLV("Beep Playback Volume", 0, - CS4231_MONO_CTRL, 0, 15, 1, - db_scale_4bit), -WSS_SINGLE("Mono Output Playback Switch", 0, - CS4231_MONO_CTRL, 6, 1, 1), -WSS_SINGLE("Beep Bypass Playback Switch", 0, - CS4231_MONO_CTRL, 5, 1, 0), -}; - -int snd_wss_mixer(struct snd_wss *chip) -{ - struct snd_card *card; - unsigned int idx; - int err; - int count = ARRAY_SIZE(snd_wss_controls); - - if (snd_BUG_ON(!chip || !chip->pcm)) - return -EINVAL; - - card = chip->card; - - strcpy(card->mixername, chip->pcm->name); - - /* Use only the first 11 entries on AD1848 */ - if (chip->hardware & WSS_HW_AD1848_MASK) - count = 11; - /* There is no loopback on OPTI93X */ - else if (chip->hardware == WSS_HW_OPTI93X) - count = 9; - - for (idx = 0; idx < count; idx++) { - err = snd_ctl_add(card, - snd_ctl_new1(&snd_wss_controls[idx], - chip)); - if (err < 0) - return err; - } - return 0; -} -EXPORT_SYMBOL(snd_wss_mixer); - -const struct snd_pcm_ops *snd_wss_get_pcm_ops(int direction) -{ - return direction == SNDRV_PCM_STREAM_PLAYBACK ? - &snd_wss_playback_ops : &snd_wss_capture_ops; -} -EXPORT_SYMBOL(snd_wss_get_pcm_ops); - -/* - * INIT part - */ - -static int __init alsa_wss_init(void) -{ - return 0; -} - -static void __exit alsa_wss_exit(void) -{ -} - -module_init(alsa_wss_init); -module_exit(alsa_wss_exit); |