diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/ac97/ac97_codec.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/pci/ac97/ac97_codec.c | 2937 |
1 files changed, 0 insertions, 2937 deletions
diff --git a/ANDROID_3.4.5/sound/pci/ac97/ac97_codec.c b/ANDROID_3.4.5/sound/pci/ac97/ac97_codec.c deleted file mode 100644 index 9473fca9..00000000 --- a/ANDROID_3.4.5/sound/pci/ac97/ac97_codec.c +++ /dev/null @@ -1,2937 +0,0 @@ -/* - * Copyright (c) by Jaroslav Kysela <perex@perex.cz> - * Universal interface for Audio Codec '97 - * - * For more details look to AC '97 component specification revision 2.2 - * by Intel Corporation (http://developer.intel.com). - * - * - * 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/init.h> -#include <linux/slab.h> -#include <linux/pci.h> -#include <linux/module.h> -#include <linux/mutex.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/tlv.h> -#include <sound/ac97_codec.h> -#include <sound/asoundef.h> -#include <sound/initval.h> -#include "ac97_id.h" - -#include "ac97_patch.c" - -MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); -MODULE_DESCRIPTION("Universal interface for Audio Codec '97"); -MODULE_LICENSE("GPL"); - -static bool enable_loopback; - -module_param(enable_loopback, bool, 0444); -MODULE_PARM_DESC(enable_loopback, "Enable AC97 ADC/DAC Loopback Control"); - -#ifdef CONFIG_SND_AC97_POWER_SAVE -static int power_save = CONFIG_SND_AC97_POWER_SAVE_DEFAULT; -module_param(power_save, int, 0644); -MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " - "(in second, 0 = disable)."); -#endif -/* - - */ - -struct ac97_codec_id { - unsigned int id; - unsigned int mask; - const char *name; - int (*patch)(struct snd_ac97 *ac97); - int (*mpatch)(struct snd_ac97 *ac97); - unsigned int flags; -}; - -static const struct ac97_codec_id snd_ac97_codec_id_vendors[] = { -{ 0x41445300, 0xffffff00, "Analog Devices", NULL, NULL }, -{ 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL, NULL }, -{ 0x414c4300, 0xffffff00, "Realtek", NULL, NULL }, -{ 0x414c4700, 0xffffff00, "Realtek", NULL, NULL }, -/* - * This is an _inofficial_ Aztech Labs entry - * (value might differ from unknown official Aztech ID), - * currently used by the AC97 emulation of the almost-AC97 PCI168 card. - */ -{ 0x415a5400, 0xffffff00, "Aztech Labs (emulated)", NULL, NULL }, -{ 0x434d4900, 0xffffff00, "C-Media Electronics", NULL, NULL }, -{ 0x43525900, 0xffffff00, "Cirrus Logic", NULL, NULL }, -{ 0x43585400, 0xffffff00, "Conexant", NULL, NULL }, -{ 0x44543000, 0xffffff00, "Diamond Technology", NULL, NULL }, -{ 0x454d4300, 0xffffff00, "eMicro", NULL, NULL }, -{ 0x45838300, 0xffffff00, "ESS Technology", NULL, NULL }, -{ 0x48525300, 0xffffff00, "Intersil", NULL, NULL }, -{ 0x49434500, 0xffffff00, "ICEnsemble", NULL, NULL }, -{ 0x49544500, 0xffffff00, "ITE Tech.Inc", NULL, NULL }, -{ 0x4e534300, 0xffffff00, "National Semiconductor", NULL, NULL }, -{ 0x50534300, 0xffffff00, "Philips", NULL, NULL }, -{ 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL, NULL }, -{ 0x53544d00, 0xffffff00, "STMicroelectronics", NULL, NULL }, -{ 0x54524100, 0xffffff00, "TriTech", NULL, NULL }, -{ 0x54584e00, 0xffffff00, "Texas Instruments", NULL, NULL }, -{ 0x56494100, 0xffffff00, "VIA Technologies", NULL, NULL }, -{ 0x57454300, 0xffffff00, "Winbond", NULL, NULL }, -{ 0x574d4c00, 0xffffff00, "Wolfson", NULL, NULL }, -{ 0x594d4800, 0xffffff00, "Yamaha", NULL, NULL }, -{ 0x83847600, 0xffffff00, "SigmaTel", NULL, NULL }, -{ 0, 0, NULL, NULL, NULL } -}; - -static const struct ac97_codec_id snd_ac97_codec_ids[] = { -{ 0x41445303, 0xffffffff, "AD1819", patch_ad1819, NULL }, -{ 0x41445340, 0xffffffff, "AD1881", patch_ad1881, NULL }, -{ 0x41445348, 0xffffffff, "AD1881A", patch_ad1881, NULL }, -{ 0x41445360, 0xffffffff, "AD1885", patch_ad1885, NULL }, -{ 0x41445361, 0xffffffff, "AD1886", patch_ad1886, NULL }, -{ 0x41445362, 0xffffffff, "AD1887", patch_ad1881, NULL }, -{ 0x41445363, 0xffffffff, "AD1886A", patch_ad1881, NULL }, -{ 0x41445368, 0xffffffff, "AD1888", patch_ad1888, NULL }, -{ 0x41445370, 0xffffffff, "AD1980", patch_ad1980, NULL }, -{ 0x41445372, 0xffffffff, "AD1981A", patch_ad1981a, NULL }, -{ 0x41445374, 0xffffffff, "AD1981B", patch_ad1981b, NULL }, -{ 0x41445375, 0xffffffff, "AD1985", patch_ad1985, NULL }, -{ 0x41445378, 0xffffffff, "AD1986", patch_ad1986, NULL }, -{ 0x414b4d00, 0xffffffff, "AK4540", NULL, NULL }, -{ 0x414b4d01, 0xffffffff, "AK4542", NULL, NULL }, -{ 0x414b4d02, 0xffffffff, "AK4543", NULL, NULL }, -{ 0x414b4d06, 0xffffffff, "AK4544A", NULL, NULL }, -{ 0x414b4d07, 0xffffffff, "AK4545", NULL, NULL }, -{ 0x414c4300, 0xffffff00, "ALC100,100P", NULL, NULL }, -{ 0x414c4710, 0xfffffff0, "ALC200,200P", NULL, NULL }, -{ 0x414c4721, 0xffffffff, "ALC650D", NULL, NULL }, /* already patched */ -{ 0x414c4722, 0xffffffff, "ALC650E", NULL, NULL }, /* already patched */ -{ 0x414c4723, 0xffffffff, "ALC650F", NULL, NULL }, /* already patched */ -{ 0x414c4720, 0xfffffff0, "ALC650", patch_alc650, NULL }, -{ 0x414c4730, 0xffffffff, "ALC101", NULL, NULL }, -{ 0x414c4740, 0xfffffff0, "ALC202", NULL, NULL }, -{ 0x414c4750, 0xfffffff0, "ALC250", NULL, NULL }, -{ 0x414c4760, 0xfffffff0, "ALC655", patch_alc655, NULL }, -{ 0x414c4770, 0xfffffff0, "ALC203", patch_alc203, NULL }, -{ 0x414c4781, 0xffffffff, "ALC658D", NULL, NULL }, /* already patched */ -{ 0x414c4780, 0xfffffff0, "ALC658", patch_alc655, NULL }, -{ 0x414c4790, 0xfffffff0, "ALC850", patch_alc850, NULL }, -{ 0x415a5401, 0xffffffff, "AZF3328", patch_aztech_azf3328, NULL }, -{ 0x434d4941, 0xffffffff, "CMI9738", patch_cm9738, NULL }, -{ 0x434d4961, 0xffffffff, "CMI9739", patch_cm9739, NULL }, -{ 0x434d4969, 0xffffffff, "CMI9780", patch_cm9780, NULL }, -{ 0x434d4978, 0xffffffff, "CMI9761A", patch_cm9761, NULL }, -{ 0x434d4982, 0xffffffff, "CMI9761B", patch_cm9761, NULL }, -{ 0x434d4983, 0xffffffff, "CMI9761A+", patch_cm9761, NULL }, -{ 0x43525900, 0xfffffff8, "CS4297", NULL, NULL }, -{ 0x43525910, 0xfffffff8, "CS4297A", patch_cirrus_spdif, NULL }, -{ 0x43525920, 0xfffffff8, "CS4298", patch_cirrus_spdif, NULL }, -{ 0x43525928, 0xfffffff8, "CS4294", NULL, NULL }, -{ 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299, NULL }, -{ 0x43525948, 0xfffffff8, "CS4201", NULL, NULL }, -{ 0x43525958, 0xfffffff8, "CS4205", patch_cirrus_spdif, NULL }, -{ 0x43525960, 0xfffffff8, "CS4291", NULL, NULL }, -{ 0x43525970, 0xfffffff8, "CS4202", NULL, NULL }, -{ 0x43585421, 0xffffffff, "HSD11246", NULL, NULL }, // SmartMC II -{ 0x43585428, 0xfffffff8, "Cx20468", patch_conexant, NULL }, // SmartAMC fixme: the mask might be different -{ 0x43585430, 0xffffffff, "Cx20468-31", patch_conexant, NULL }, -{ 0x43585431, 0xffffffff, "Cx20551", patch_cx20551, NULL }, -{ 0x44543031, 0xfffffff0, "DT0398", NULL, NULL }, -{ 0x454d4328, 0xffffffff, "EM28028", NULL, NULL }, // same as TR28028? -{ 0x45838308, 0xffffffff, "ESS1988", NULL, NULL }, -{ 0x48525300, 0xffffff00, "HMP9701", NULL, NULL }, -{ 0x49434501, 0xffffffff, "ICE1230", NULL, NULL }, -{ 0x49434511, 0xffffffff, "ICE1232", NULL, NULL }, // alias VIA VT1611A? -{ 0x49434514, 0xffffffff, "ICE1232A", NULL, NULL }, -{ 0x49434551, 0xffffffff, "VT1616", patch_vt1616, NULL }, -{ 0x49434552, 0xffffffff, "VT1616i", patch_vt1616, NULL }, // VT1616 compatible (chipset integrated) -{ 0x49544520, 0xffffffff, "IT2226E", NULL, NULL }, -{ 0x49544561, 0xffffffff, "IT2646E", patch_it2646, NULL }, -{ 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL, NULL }, // only guess --jk -{ 0x4e534331, 0xffffffff, "LM4549", NULL, NULL }, -{ 0x4e534350, 0xffffffff, "LM4550", patch_lm4550, NULL }, // volume wrap fix -{ 0x50534304, 0xffffffff, "UCB1400", patch_ucb1400, NULL }, -{ 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036, mpatch_si3036, AC97_MODEM_PATCH }, -{ 0x53544d02, 0xffffffff, "ST7597", NULL, NULL }, -{ 0x54524102, 0xffffffff, "TR28022", NULL, NULL }, -{ 0x54524103, 0xffffffff, "TR28023", NULL, NULL }, -{ 0x54524106, 0xffffffff, "TR28026", NULL, NULL }, -{ 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028, NULL }, // added by xin jin [07/09/99] -{ 0x54524123, 0xffffffff, "TR28602", NULL, NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)] -{ 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL, NULL }, -{ 0x56494161, 0xffffffff, "VIA1612A", NULL, NULL }, // modified ICE1232 with S/PDIF -{ 0x56494170, 0xffffffff, "VIA1617A", patch_vt1617a, NULL }, // modified VT1616 with S/PDIF -{ 0x56494182, 0xffffffff, "VIA1618", patch_vt1618, NULL }, -{ 0x57454301, 0xffffffff, "W83971D", NULL, NULL }, -{ 0x574d4c00, 0xffffffff, "WM9701,WM9701A", NULL, NULL }, -{ 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03, NULL}, -{ 0x574d4C04, 0xffffffff, "WM9704M,WM9704Q", patch_wolfson04, NULL}, -{ 0x574d4C05, 0xffffffff, "WM9705,WM9710", patch_wolfson05, NULL}, -{ 0x574d4C09, 0xffffffff, "WM9709", NULL, NULL}, -{ 0x574d4C12, 0xffffffff, "WM9711,WM9712,WM9715", patch_wolfson11, NULL}, -{ 0x574d4c13, 0xffffffff, "WM9713,WM9714", patch_wolfson13, NULL, AC97_DEFAULT_POWER_OFF}, -{ 0x594d4800, 0xffffffff, "YMF743", patch_yamaha_ymf743, NULL }, -{ 0x594d4802, 0xffffffff, "YMF752", NULL, NULL }, -{ 0x594d4803, 0xffffffff, "YMF753", patch_yamaha_ymf753, NULL }, -{ 0x83847600, 0xffffffff, "STAC9700,83,84", patch_sigmatel_stac9700, NULL }, -{ 0x83847604, 0xffffffff, "STAC9701,3,4,5", NULL, NULL }, -{ 0x83847605, 0xffffffff, "STAC9704", NULL, NULL }, -{ 0x83847608, 0xffffffff, "STAC9708,11", patch_sigmatel_stac9708, NULL }, -{ 0x83847609, 0xffffffff, "STAC9721,23", patch_sigmatel_stac9721, NULL }, -{ 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744, NULL }, -{ 0x83847650, 0xffffffff, "STAC9750,51", NULL, NULL }, // patch? -{ 0x83847652, 0xffffffff, "STAC9752,53", NULL, NULL }, // patch? -{ 0x83847656, 0xffffffff, "STAC9756,57", patch_sigmatel_stac9756, NULL }, -{ 0x83847658, 0xffffffff, "STAC9758,59", patch_sigmatel_stac9758, NULL }, -{ 0x83847666, 0xffffffff, "STAC9766,67", NULL, NULL }, // patch? -{ 0, 0, NULL, NULL, NULL } -}; - - -static void update_power_regs(struct snd_ac97 *ac97); -#ifdef CONFIG_SND_AC97_POWER_SAVE -#define ac97_is_power_save_mode(ac97) \ - ((ac97->scaps & AC97_SCAP_POWER_SAVE) && power_save) -#else -#define ac97_is_power_save_mode(ac97) 0 -#endif - - -/* - * I/O routines - */ - -static int snd_ac97_valid_reg(struct snd_ac97 *ac97, unsigned short reg) -{ - /* filter some registers for buggy codecs */ - switch (ac97->id) { - case AC97_ID_ST_AC97_ID4: - if (reg == 0x08) - return 0; - /* fall through */ - case AC97_ID_ST7597: - if (reg == 0x22 || reg == 0x7a) - return 1; - /* fall through */ - case AC97_ID_AK4540: - case AC97_ID_AK4542: - if (reg <= 0x1c || reg == 0x20 || reg == 0x26 || reg >= 0x7c) - return 1; - return 0; - case AC97_ID_AD1819: /* AD1819 */ - case AC97_ID_AD1881: /* AD1881 */ - case AC97_ID_AD1881A: /* AD1881A */ - if (reg >= 0x3a && reg <= 0x6e) /* 0x59 */ - return 0; - return 1; - case AC97_ID_AD1885: /* AD1885 */ - case AC97_ID_AD1886: /* AD1886 */ - case AC97_ID_AD1886A: /* AD1886A - !!verify!! --jk */ - case AC97_ID_AD1887: /* AD1887 - !!verify!! --jk */ - if (reg == 0x5a) - return 1; - if (reg >= 0x3c && reg <= 0x6e) /* 0x59 */ - return 0; - return 1; - case AC97_ID_STAC9700: - case AC97_ID_STAC9704: - case AC97_ID_STAC9705: - case AC97_ID_STAC9708: - case AC97_ID_STAC9721: - case AC97_ID_STAC9744: - case AC97_ID_STAC9756: - if (reg <= 0x3a || reg >= 0x5a) - return 1; - return 0; - } - return 1; -} - -/** - * snd_ac97_write - write a value on the given register - * @ac97: the ac97 instance - * @reg: the register to change - * @value: the value to set - * - * Writes a value on the given register. This will invoke the write - * callback directly after the register check. - * This function doesn't change the register cache unlike - * #snd_ca97_write_cache(), so use this only when you don't want to - * reflect the change to the suspend/resume state. - */ -void snd_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short value) -{ - if (!snd_ac97_valid_reg(ac97, reg)) - return; - if ((ac97->id & 0xffffff00) == AC97_ID_ALC100) { - /* Fix H/W bug of ALC100/100P */ - if (reg == AC97_MASTER || reg == AC97_HEADPHONE) - ac97->bus->ops->write(ac97, AC97_RESET, 0); /* reset audio codec */ - } - ac97->bus->ops->write(ac97, reg, value); -} - -EXPORT_SYMBOL(snd_ac97_write); - -/** - * snd_ac97_read - read a value from the given register - * - * @ac97: the ac97 instance - * @reg: the register to read - * - * Reads a value from the given register. This will invoke the read - * callback directly after the register check. - * - * Returns the read value. - */ -unsigned short snd_ac97_read(struct snd_ac97 *ac97, unsigned short reg) -{ - if (!snd_ac97_valid_reg(ac97, reg)) - return 0; - return ac97->bus->ops->read(ac97, reg); -} - -/* read a register - return the cached value if already read */ -static inline unsigned short snd_ac97_read_cache(struct snd_ac97 *ac97, unsigned short reg) -{ - if (! test_bit(reg, ac97->reg_accessed)) { - ac97->regs[reg] = ac97->bus->ops->read(ac97, reg); - // set_bit(reg, ac97->reg_accessed); - } - return ac97->regs[reg]; -} - -EXPORT_SYMBOL(snd_ac97_read); - -/** - * snd_ac97_write_cache - write a value on the given register and update the cache - * @ac97: the ac97 instance - * @reg: the register to change - * @value: the value to set - * - * Writes a value on the given register and updates the register - * cache. The cached values are used for the cached-read and the - * suspend/resume. - */ -void snd_ac97_write_cache(struct snd_ac97 *ac97, unsigned short reg, unsigned short value) -{ - if (!snd_ac97_valid_reg(ac97, reg)) - return; - mutex_lock(&ac97->reg_mutex); - ac97->regs[reg] = value; - ac97->bus->ops->write(ac97, reg, value); - set_bit(reg, ac97->reg_accessed); - mutex_unlock(&ac97->reg_mutex); -} - -EXPORT_SYMBOL(snd_ac97_write_cache); - -/** - * snd_ac97_update - update the value on the given register - * @ac97: the ac97 instance - * @reg: the register to change - * @value: the value to set - * - * Compares the value with the register cache and updates the value - * only when the value is changed. - * - * Returns 1 if the value is changed, 0 if no change, or a negative - * code on failure. - */ -int snd_ac97_update(struct snd_ac97 *ac97, unsigned short reg, unsigned short value) -{ - int change; - - if (!snd_ac97_valid_reg(ac97, reg)) - return -EINVAL; - mutex_lock(&ac97->reg_mutex); - change = ac97->regs[reg] != value; - if (change) { - ac97->regs[reg] = value; - ac97->bus->ops->write(ac97, reg, value); - } - set_bit(reg, ac97->reg_accessed); - mutex_unlock(&ac97->reg_mutex); - return change; -} - -EXPORT_SYMBOL(snd_ac97_update); - -/** - * snd_ac97_update_bits - update the bits on the given register - * @ac97: the ac97 instance - * @reg: the register to change - * @mask: the bit-mask to change - * @value: the value to set - * - * Updates the masked-bits on the given register only when the value - * is changed. - * - * Returns 1 if the bits are changed, 0 if no change, or a negative - * code on failure. - */ -int snd_ac97_update_bits(struct snd_ac97 *ac97, unsigned short reg, unsigned short mask, unsigned short value) -{ - int change; - - if (!snd_ac97_valid_reg(ac97, reg)) - return -EINVAL; - mutex_lock(&ac97->reg_mutex); - change = snd_ac97_update_bits_nolock(ac97, reg, mask, value); - mutex_unlock(&ac97->reg_mutex); - return change; -} - -EXPORT_SYMBOL(snd_ac97_update_bits); - -/* no lock version - see snd_ac97_update_bits() */ -int snd_ac97_update_bits_nolock(struct snd_ac97 *ac97, unsigned short reg, - unsigned short mask, unsigned short value) -{ - int change; - unsigned short old, new; - - old = snd_ac97_read_cache(ac97, reg); - new = (old & ~mask) | (value & mask); - change = old != new; - if (change) { - ac97->regs[reg] = new; - ac97->bus->ops->write(ac97, reg, new); - } - set_bit(reg, ac97->reg_accessed); - return change; -} - -static int snd_ac97_ad18xx_update_pcm_bits(struct snd_ac97 *ac97, int codec, unsigned short mask, unsigned short value) -{ - int change; - unsigned short old, new, cfg; - - mutex_lock(&ac97->page_mutex); - old = ac97->spec.ad18xx.pcmreg[codec]; - new = (old & ~mask) | (value & mask); - change = old != new; - if (change) { - mutex_lock(&ac97->reg_mutex); - cfg = snd_ac97_read_cache(ac97, AC97_AD_SERIAL_CFG); - ac97->spec.ad18xx.pcmreg[codec] = new; - /* select single codec */ - ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG, - (cfg & ~0x7000) | - ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]); - /* update PCM bits */ - ac97->bus->ops->write(ac97, AC97_PCM, new); - /* select all codecs */ - ac97->bus->ops->write(ac97, AC97_AD_SERIAL_CFG, - cfg | 0x7000); - mutex_unlock(&ac97->reg_mutex); - } - mutex_unlock(&ac97->page_mutex); - return change; -} - -/* - * Controls - */ - -static int snd_ac97_info_enum_double(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; - - uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; - uinfo->count = e->shift_l == e->shift_r ? 1 : 2; - uinfo->value.enumerated.items = e->mask; - - if (uinfo->value.enumerated.item > e->mask - 1) - uinfo->value.enumerated.item = e->mask - 1; - strcpy(uinfo->value.enumerated.name, e->texts[uinfo->value.enumerated.item]); - return 0; -} - -static int snd_ac97_get_enum_double(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; - unsigned short val, bitmask; - - for (bitmask = 1; bitmask < e->mask; bitmask <<= 1) - ; - val = snd_ac97_read_cache(ac97, e->reg); - ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1); - if (e->shift_l != e->shift_r) - ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (bitmask - 1); - - return 0; -} - -static int snd_ac97_put_enum_double(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value; - unsigned short val; - unsigned short mask, bitmask; - - for (bitmask = 1; bitmask < e->mask; bitmask <<= 1) - ; - if (ucontrol->value.enumerated.item[0] > e->mask - 1) - return -EINVAL; - val = ucontrol->value.enumerated.item[0] << e->shift_l; - mask = (bitmask - 1) << e->shift_l; - if (e->shift_l != e->shift_r) { - if (ucontrol->value.enumerated.item[1] > e->mask - 1) - return -EINVAL; - val |= ucontrol->value.enumerated.item[1] << e->shift_r; - mask |= (bitmask - 1) << e->shift_r; - } - return snd_ac97_update_bits(ac97, e->reg, mask, val); -} - -/* save/restore ac97 v2.3 paging */ -static int snd_ac97_page_save(struct snd_ac97 *ac97, int reg, struct snd_kcontrol *kcontrol) -{ - int page_save = -1; - if ((kcontrol->private_value & (1<<25)) && - (ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23 && - (reg >= 0x60 && reg < 0x70)) { - unsigned short page = (kcontrol->private_value >> 26) & 0x0f; - mutex_lock(&ac97->page_mutex); /* lock paging */ - page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK; - snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page); - } - return page_save; -} - -static void snd_ac97_page_restore(struct snd_ac97 *ac97, int page_save) -{ - if (page_save >= 0) { - snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save); - mutex_unlock(&ac97->page_mutex); /* unlock paging */ - } -} - -/* volume and switch controls */ -static int snd_ac97_info_volsw(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - int mask = (kcontrol->private_value >> 16) & 0xff; - int shift = (kcontrol->private_value >> 8) & 0x0f; - int rshift = (kcontrol->private_value >> 12) & 0x0f; - - uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = shift == rshift ? 1 : 2; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = mask; - return 0; -} - -static int snd_ac97_get_volsw(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int reg = kcontrol->private_value & 0xff; - int shift = (kcontrol->private_value >> 8) & 0x0f; - int rshift = (kcontrol->private_value >> 12) & 0x0f; - int mask = (kcontrol->private_value >> 16) & 0xff; - int invert = (kcontrol->private_value >> 24) & 0x01; - int page_save; - - page_save = snd_ac97_page_save(ac97, reg, kcontrol); - ucontrol->value.integer.value[0] = (snd_ac97_read_cache(ac97, reg) >> shift) & mask; - if (shift != rshift) - ucontrol->value.integer.value[1] = (snd_ac97_read_cache(ac97, reg) >> rshift) & mask; - if (invert) { - ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; - if (shift != rshift) - ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; - } - snd_ac97_page_restore(ac97, page_save); - return 0; -} - -static int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int reg = kcontrol->private_value & 0xff; - int shift = (kcontrol->private_value >> 8) & 0x0f; - int rshift = (kcontrol->private_value >> 12) & 0x0f; - int mask = (kcontrol->private_value >> 16) & 0xff; - int invert = (kcontrol->private_value >> 24) & 0x01; - int err, page_save; - unsigned short val, val2, val_mask; - - page_save = snd_ac97_page_save(ac97, reg, kcontrol); - val = (ucontrol->value.integer.value[0] & mask); - if (invert) - val = mask - val; - val_mask = mask << shift; - val = val << shift; - if (shift != rshift) { - val2 = (ucontrol->value.integer.value[1] & mask); - if (invert) - val2 = mask - val2; - val_mask |= mask << rshift; - val |= val2 << rshift; - } - err = snd_ac97_update_bits(ac97, reg, val_mask, val); - snd_ac97_page_restore(ac97, page_save); -#ifdef CONFIG_SND_AC97_POWER_SAVE - /* check analog mixer power-down */ - if ((val_mask & AC97_PD_EAPD) && - (kcontrol->private_value & (1<<30))) { - if (val & AC97_PD_EAPD) - ac97->power_up &= ~(1 << (reg>>1)); - else - ac97->power_up |= 1 << (reg>>1); - update_power_regs(ac97); - } -#endif - return err; -} - -static const struct snd_kcontrol_new snd_ac97_controls_master_mono[2] = { -AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1), -AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_tone[2] = { -AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE, 8, 15, 1), -AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE, 0, 15, 1) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_pc_beep[2] = { -AC97_SINGLE("Beep Playback Switch", AC97_PC_BEEP, 15, 1, 1), -AC97_SINGLE("Beep Playback Volume", AC97_PC_BEEP, 1, 15, 1) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_mic_boost = - AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC, 6, 1, 0); - - -static const char* std_rec_sel[] = {"Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone"}; -static const char* std_3d_path[] = {"pre 3D", "post 3D"}; -static const char* std_mix[] = {"Mix", "Mic"}; -static const char* std_mic[] = {"Mic1", "Mic2"}; - -static const struct ac97_enum std_enum[] = { -AC97_ENUM_DOUBLE(AC97_REC_SEL, 8, 0, 8, std_rec_sel), -AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, std_3d_path), -AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 9, 2, std_mix), -AC97_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 8, 2, std_mic), -}; - -static const struct snd_kcontrol_new snd_ac97_control_capture_src = -AC97_ENUM("Capture Source", std_enum[0]); - -static const struct snd_kcontrol_new snd_ac97_control_capture_vol = -AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0); - -static const struct snd_kcontrol_new snd_ac97_controls_mic_capture[2] = { -AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC, 15, 1, 1), -AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC, 0, 15, 0) -}; - -enum { - AC97_GENERAL_PCM_OUT = 0, - AC97_GENERAL_STEREO_ENHANCEMENT, - AC97_GENERAL_3D, - AC97_GENERAL_LOUDNESS, - AC97_GENERAL_MONO, - AC97_GENERAL_MIC, - AC97_GENERAL_LOOPBACK -}; - -static const struct snd_kcontrol_new snd_ac97_controls_general[7] = { -AC97_ENUM("PCM Out Path & Mute", std_enum[1]), -AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE, 14, 1, 0), -AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE, 13, 1, 0), -AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE, 12, 1, 0), -AC97_ENUM("Mono Output Select", std_enum[2]), -AC97_ENUM("Mic Select", std_enum[3]), -AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE, 7, 1, 0) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_3d[2] = { -AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL, 8, 15, 0), -AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL, 0, 15, 0) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_center[2] = { -AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER, 7, 1, 1), -AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER, 0, 31, 1) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_lfe[2] = { -AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 1, 1), -AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1) -}; - -static const struct snd_kcontrol_new snd_ac97_control_eapd = -AC97_SINGLE("External Amplifier", AC97_POWERDOWN, 15, 1, 1); - -static const struct snd_kcontrol_new snd_ac97_controls_modem_switches[2] = { -AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS, 0, 1, 0), -AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS, 2, 1, 0) -}; - -/* change the existing EAPD control as inverted */ -static void set_inv_eapd(struct snd_ac97 *ac97, struct snd_kcontrol *kctl) -{ - kctl->private_value = AC97_SINGLE_VALUE(AC97_POWERDOWN, 15, 1, 0); - snd_ac97_update_bits(ac97, AC97_POWERDOWN, (1<<15), (1<<15)); /* EAPD up */ - ac97->scaps |= AC97_SCAP_INV_EAPD; -} - -static int snd_ac97_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; - uinfo->count = 1; - return 0; -} - -static int snd_ac97_spdif_cmask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | - IEC958_AES0_NONAUDIO | - IEC958_AES0_CON_EMPHASIS_5015 | - IEC958_AES0_CON_NOT_COPYRIGHT; - ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | - IEC958_AES1_CON_ORIGINAL; - ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS; - return 0; -} - -static int snd_ac97_spdif_pmask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - /* FIXME: AC'97 spec doesn't say which bits are used for what */ - ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | - IEC958_AES0_NONAUDIO | - IEC958_AES0_PRO_FS | - IEC958_AES0_PRO_EMPHASIS_5015; - return 0; -} - -static int snd_ac97_spdif_default_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - - mutex_lock(&ac97->reg_mutex); - ucontrol->value.iec958.status[0] = ac97->spdif_status & 0xff; - ucontrol->value.iec958.status[1] = (ac97->spdif_status >> 8) & 0xff; - ucontrol->value.iec958.status[2] = (ac97->spdif_status >> 16) & 0xff; - ucontrol->value.iec958.status[3] = (ac97->spdif_status >> 24) & 0xff; - mutex_unlock(&ac97->reg_mutex); - return 0; -} - -static int snd_ac97_spdif_default_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - unsigned int new = 0; - unsigned short val = 0; - int change; - - new = val = ucontrol->value.iec958.status[0] & (IEC958_AES0_PROFESSIONAL|IEC958_AES0_NONAUDIO); - if (ucontrol->value.iec958.status[0] & IEC958_AES0_PROFESSIONAL) { - new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_PRO_FS|IEC958_AES0_PRO_EMPHASIS_5015); - switch (new & IEC958_AES0_PRO_FS) { - case IEC958_AES0_PRO_FS_44100: val |= 0<<12; break; - case IEC958_AES0_PRO_FS_48000: val |= 2<<12; break; - case IEC958_AES0_PRO_FS_32000: val |= 3<<12; break; - default: val |= 1<<12; break; - } - if ((new & IEC958_AES0_PRO_EMPHASIS) == IEC958_AES0_PRO_EMPHASIS_5015) - val |= 1<<3; - } else { - new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT); - new |= ((ucontrol->value.iec958.status[1] & (IEC958_AES1_CON_CATEGORY|IEC958_AES1_CON_ORIGINAL)) << 8); - new |= ((ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) << 24); - if ((new & IEC958_AES0_CON_EMPHASIS) == IEC958_AES0_CON_EMPHASIS_5015) - val |= 1<<3; - if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT)) - val |= 1<<2; - val |= ((new >> 8) & 0xff) << 4; // category + original - switch ((new >> 24) & 0xff) { - case IEC958_AES3_CON_FS_44100: val |= 0<<12; break; - case IEC958_AES3_CON_FS_48000: val |= 2<<12; break; - case IEC958_AES3_CON_FS_32000: val |= 3<<12; break; - default: val |= 1<<12; break; - } - } - - mutex_lock(&ac97->reg_mutex); - change = ac97->spdif_status != new; - ac97->spdif_status = new; - - if (ac97->flags & AC97_CS_SPDIF) { - int x = (val >> 12) & 0x03; - switch (x) { - case 0: x = 1; break; // 44.1 - case 2: x = 0; break; // 48.0 - default: x = 0; break; // illegal. - } - change |= snd_ac97_update_bits_nolock(ac97, AC97_CSR_SPDIF, 0x3fff, ((val & 0xcfff) | (x << 12))); - } else if (ac97->flags & AC97_CX_SPDIF) { - int v; - v = new & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT) ? 0 : AC97_CXR_COPYRGT; - v |= new & IEC958_AES0_NONAUDIO ? AC97_CXR_SPDIF_AC3 : AC97_CXR_SPDIF_PCM; - change |= snd_ac97_update_bits_nolock(ac97, AC97_CXR_AUDIO_MISC, - AC97_CXR_SPDIF_MASK | AC97_CXR_COPYRGT, - v); - } else if (ac97->id == AC97_ID_YMF743) { - change |= snd_ac97_update_bits_nolock(ac97, - AC97_YMF7X3_DIT_CTRL, - 0xff38, - ((val << 4) & 0xff00) | - ((val << 2) & 0x0038)); - } else { - unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS); - snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */ - - change |= snd_ac97_update_bits_nolock(ac97, AC97_SPDIF, 0x3fff, val); - if (extst & AC97_EA_SPDIF) { - snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ - } - } - mutex_unlock(&ac97->reg_mutex); - - return change; -} - -static int snd_ac97_put_spsa(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = 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 short value, old, new; - int change; - - value = (ucontrol->value.integer.value[0] & mask); - - mutex_lock(&ac97->reg_mutex); - mask <<= shift; - value <<= shift; - old = snd_ac97_read_cache(ac97, reg); - new = (old & ~mask) | value; - change = old != new; - - if (change) { - unsigned short extst = snd_ac97_read_cache(ac97, AC97_EXTENDED_STATUS); - snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); /* turn off */ - change = snd_ac97_update_bits_nolock(ac97, reg, mask, value); - if (extst & AC97_EA_SPDIF) - snd_ac97_update_bits_nolock(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ - } - mutex_unlock(&ac97->reg_mutex); - return change; -} - -static const struct snd_kcontrol_new snd_ac97_controls_spdif[5] = { - { - .access = SNDRV_CTL_ELEM_ACCESS_READ, - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), - .info = snd_ac97_spdif_mask_info, - .get = snd_ac97_spdif_cmask_get, - }, - { - .access = SNDRV_CTL_ELEM_ACCESS_READ, - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), - .info = snd_ac97_spdif_mask_info, - .get = snd_ac97_spdif_pmask_get, - }, - { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), - .info = snd_ac97_spdif_mask_info, - .get = snd_ac97_spdif_default_get, - .put = snd_ac97_spdif_default_put, - }, - - AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),AC97_EXTENDED_STATUS, 2, 1, 0), - { - .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA", - .info = snd_ac97_info_volsw, - .get = snd_ac97_get_volsw, - .put = snd_ac97_put_spsa, - .private_value = AC97_SINGLE_VALUE(AC97_EXTENDED_STATUS, 4, 3, 0) - }, -}; - -#define AD18XX_PCM_BITS(xname, codec, lshift, rshift, mask) \ -{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_bits, \ - .get = snd_ac97_ad18xx_pcm_get_bits, .put = snd_ac97_ad18xx_pcm_put_bits, \ - .private_value = (codec) | ((lshift) << 8) | ((rshift) << 12) | ((mask) << 16) } - -static int snd_ac97_ad18xx_pcm_info_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int mask = (kcontrol->private_value >> 16) & 0x0f; - int lshift = (kcontrol->private_value >> 8) & 0x0f; - int rshift = (kcontrol->private_value >> 12) & 0x0f; - - uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; - if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) - uinfo->count = 2; - else - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = mask; - return 0; -} - -static int snd_ac97_ad18xx_pcm_get_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int codec = kcontrol->private_value & 3; - int lshift = (kcontrol->private_value >> 8) & 0x0f; - int rshift = (kcontrol->private_value >> 12) & 0x0f; - int mask = (kcontrol->private_value >> 16) & 0xff; - - ucontrol->value.integer.value[0] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> lshift) & mask); - if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) - ucontrol->value.integer.value[1] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> rshift) & mask); - return 0; -} - -static int snd_ac97_ad18xx_pcm_put_bits(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int codec = kcontrol->private_value & 3; - int lshift = (kcontrol->private_value >> 8) & 0x0f; - int rshift = (kcontrol->private_value >> 12) & 0x0f; - int mask = (kcontrol->private_value >> 16) & 0xff; - unsigned short val, valmask; - - val = (mask - (ucontrol->value.integer.value[0] & mask)) << lshift; - valmask = mask << lshift; - if (lshift != rshift && (ac97->flags & AC97_STEREO_MUTES)) { - val |= (mask - (ucontrol->value.integer.value[1] & mask)) << rshift; - valmask |= mask << rshift; - } - return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, valmask, val); -} - -#define AD18XX_PCM_VOLUME(xname, codec) \ -{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_ad18xx_pcm_info_volume, \ - .get = snd_ac97_ad18xx_pcm_get_volume, .put = snd_ac97_ad18xx_pcm_put_volume, \ - .private_value = codec } - -static int snd_ac97_ad18xx_pcm_info_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 2; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 31; - return 0; -} - -static int snd_ac97_ad18xx_pcm_get_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int codec = kcontrol->private_value & 3; - - mutex_lock(&ac97->page_mutex); - ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31); - ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31); - mutex_unlock(&ac97->page_mutex); - return 0; -} - -static int snd_ac97_ad18xx_pcm_put_volume(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int codec = kcontrol->private_value & 3; - unsigned short val1, val2; - - val1 = 31 - (ucontrol->value.integer.value[0] & 31); - val2 = 31 - (ucontrol->value.integer.value[1] & 31); - return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, 0x1f1f, (val1 << 8) | val2); -} - -static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_pcm[2] = { -AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 7, 1), -AD18XX_PCM_VOLUME("PCM Playback Volume", 0) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_surround[2] = { -AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 7, 1), -AD18XX_PCM_VOLUME("Surround Playback Volume", 1) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_center[2] = { -AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 15, 1), -AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 8, 31) -}; - -static const struct snd_kcontrol_new snd_ac97_controls_ad18xx_lfe[2] = { -AD18XX_PCM_BITS("LFE Playback Switch", 2, 7, 7, 1), -AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 0, 31) -}; - -/* - * - */ - -static void snd_ac97_powerdown(struct snd_ac97 *ac97); - -static int snd_ac97_bus_free(struct snd_ac97_bus *bus) -{ - if (bus) { - snd_ac97_bus_proc_done(bus); - kfree(bus->pcms); - if (bus->private_free) - bus->private_free(bus); - kfree(bus); - } - return 0; -} - -static int snd_ac97_bus_dev_free(struct snd_device *device) -{ - struct snd_ac97_bus *bus = device->device_data; - return snd_ac97_bus_free(bus); -} - -static int snd_ac97_free(struct snd_ac97 *ac97) -{ - if (ac97) { -#ifdef CONFIG_SND_AC97_POWER_SAVE - cancel_delayed_work_sync(&ac97->power_work); -#endif - snd_ac97_proc_done(ac97); - if (ac97->bus) - ac97->bus->codec[ac97->num] = NULL; - if (ac97->private_free) - ac97->private_free(ac97); - kfree(ac97); - } - return 0; -} - -static int snd_ac97_dev_free(struct snd_device *device) -{ - struct snd_ac97 *ac97 = device->device_data; - snd_ac97_powerdown(ac97); /* for avoiding click noises during shut down */ - return snd_ac97_free(ac97); -} - -static int snd_ac97_try_volume_mix(struct snd_ac97 * ac97, int reg) -{ - unsigned short val, mask = AC97_MUTE_MASK_MONO; - - if (! snd_ac97_valid_reg(ac97, reg)) - return 0; - - switch (reg) { - case AC97_MASTER_TONE: - return ac97->caps & AC97_BC_BASS_TREBLE ? 1 : 0; - case AC97_HEADPHONE: - return ac97->caps & AC97_BC_HEADPHONE ? 1 : 0; - case AC97_REC_GAIN_MIC: - return ac97->caps & AC97_BC_DEDICATED_MIC ? 1 : 0; - case AC97_3D_CONTROL: - if (ac97->caps & AC97_BC_3D_TECH_ID_MASK) { - val = snd_ac97_read(ac97, reg); - /* if nonzero - fixed and we can't set it */ - return val == 0; - } - return 0; - case AC97_CENTER_LFE_MASTER: /* center */ - if ((ac97->ext_id & AC97_EI_CDAC) == 0) - return 0; - break; - case AC97_CENTER_LFE_MASTER+1: /* lfe */ - if ((ac97->ext_id & AC97_EI_LDAC) == 0) - return 0; - reg = AC97_CENTER_LFE_MASTER; - mask = 0x0080; - break; - case AC97_SURROUND_MASTER: - if ((ac97->ext_id & AC97_EI_SDAC) == 0) - return 0; - break; - } - - val = snd_ac97_read(ac97, reg); - if (!(val & mask)) { - /* nothing seems to be here - mute flag is not set */ - /* try another test */ - snd_ac97_write_cache(ac97, reg, val | mask); - val = snd_ac97_read(ac97, reg); - val = snd_ac97_read(ac97, reg); - if (!(val & mask)) - return 0; /* nothing here */ - } - return 1; /* success, useable */ -} - -static void check_volume_resolution(struct snd_ac97 *ac97, int reg, unsigned char *lo_max, unsigned char *hi_max) -{ - unsigned short cbit[3] = { 0x20, 0x10, 0x01 }; - unsigned char max[3] = { 63, 31, 15 }; - int i; - - /* first look up the static resolution table */ - if (ac97->res_table) { - const struct snd_ac97_res_table *tbl; - for (tbl = ac97->res_table; tbl->reg; tbl++) { - if (tbl->reg == reg) { - *lo_max = tbl->bits & 0xff; - *hi_max = (tbl->bits >> 8) & 0xff; - return; - } - } - } - - *lo_max = *hi_max = 0; - for (i = 0 ; i < ARRAY_SIZE(cbit); i++) { - unsigned short val; - snd_ac97_write( - ac97, reg, - AC97_MUTE_MASK_STEREO | cbit[i] | (cbit[i] << 8) - ); - /* Do the read twice due to buffers on some ac97 codecs. - * e.g. The STAC9704 returns exactly what you wrote to the register - * if you read it immediately. This causes the detect routine to fail. - */ - val = snd_ac97_read(ac97, reg); - val = snd_ac97_read(ac97, reg); - if (! *lo_max && (val & 0x7f) == cbit[i]) - *lo_max = max[i]; - if (! *hi_max && ((val >> 8) & 0x7f) == cbit[i]) - *hi_max = max[i]; - if (*lo_max && *hi_max) - break; - } -} - -static int snd_ac97_try_bit(struct snd_ac97 * ac97, int reg, int bit) -{ - unsigned short mask, val, orig, res; - - mask = 1 << bit; - orig = snd_ac97_read(ac97, reg); - val = orig ^ mask; - snd_ac97_write(ac97, reg, val); - res = snd_ac97_read(ac97, reg); - snd_ac97_write_cache(ac97, reg, orig); - return res == val; -} - -/* check the volume resolution of center/lfe */ -static void snd_ac97_change_volume_params2(struct snd_ac97 * ac97, int reg, int shift, unsigned char *max) -{ - unsigned short val, val1; - - *max = 63; - val = AC97_MUTE_MASK_STEREO | (0x20 << shift); - snd_ac97_write(ac97, reg, val); - val1 = snd_ac97_read(ac97, reg); - if (val != val1) { - *max = 31; - } - /* reset volume to zero */ - snd_ac97_write_cache(ac97, reg, AC97_MUTE_MASK_STEREO); -} - -static inline int printable(unsigned int x) -{ - x &= 0xff; - if (x < ' ' || x >= 0x71) { - if (x <= 0x89) - return x - 0x71 + 'A'; - return '?'; - } - return x; -} - -static struct snd_kcontrol *snd_ac97_cnew(const struct snd_kcontrol_new *_template, - struct snd_ac97 * ac97) -{ - struct snd_kcontrol_new template; - memcpy(&template, _template, sizeof(template)); - template.index = ac97->num; - return snd_ctl_new1(&template, ac97); -} - -/* - * create mute switch(es) for normal stereo controls - */ -static int snd_ac97_cmute_new_stereo(struct snd_card *card, char *name, int reg, - int check_stereo, int check_amix, - struct snd_ac97 *ac97) -{ - struct snd_kcontrol *kctl; - int err; - unsigned short val, val1, mute_mask; - - if (! snd_ac97_valid_reg(ac97, reg)) - return 0; - - mute_mask = AC97_MUTE_MASK_MONO; - val = snd_ac97_read(ac97, reg); - if (check_stereo || (ac97->flags & AC97_STEREO_MUTES)) { - /* check whether both mute bits work */ - val1 = val | AC97_MUTE_MASK_STEREO; - snd_ac97_write(ac97, reg, val1); - if (val1 == snd_ac97_read(ac97, reg)) - mute_mask = AC97_MUTE_MASK_STEREO; - } - if (mute_mask == AC97_MUTE_MASK_STEREO) { - struct snd_kcontrol_new tmp = AC97_DOUBLE(name, reg, 15, 7, 1, 1); - if (check_amix) - tmp.private_value |= (1 << 30); - tmp.index = ac97->num; - kctl = snd_ctl_new1(&tmp, ac97); - } else { - struct snd_kcontrol_new tmp = AC97_SINGLE(name, reg, 15, 1, 1); - if (check_amix) - tmp.private_value |= (1 << 30); - tmp.index = ac97->num; - kctl = snd_ctl_new1(&tmp, ac97); - } - err = snd_ctl_add(card, kctl); - if (err < 0) - return err; - /* mute as default */ - snd_ac97_write_cache(ac97, reg, val | mute_mask); - return 0; -} - -/* - * set dB information - */ -static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0); -static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0); -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 unsigned int *find_db_scale(unsigned int maxval) -{ - switch (maxval) { - case 0x0f: return db_scale_4bit; - case 0x1f: return db_scale_5bit; - case 0x3f: return db_scale_6bit; - } - return NULL; -} - -static void set_tlv_db_scale(struct snd_kcontrol *kctl, const unsigned int *tlv) -{ - kctl->tlv.p = tlv; - if (tlv) - kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_TLV_READ; -} - -/* - * create a volume for normal stereo/mono controls - */ -static int snd_ac97_cvol_new(struct snd_card *card, char *name, int reg, unsigned int lo_max, - unsigned int hi_max, struct snd_ac97 *ac97) -{ - int err; - struct snd_kcontrol *kctl; - - if (! snd_ac97_valid_reg(ac97, reg)) - return 0; - if (hi_max) { - /* invert */ - struct snd_kcontrol_new tmp = AC97_DOUBLE(name, reg, 8, 0, lo_max, 1); - tmp.index = ac97->num; - kctl = snd_ctl_new1(&tmp, ac97); - } else { - /* invert */ - struct snd_kcontrol_new tmp = AC97_SINGLE(name, reg, 0, lo_max, 1); - tmp.index = ac97->num; - kctl = snd_ctl_new1(&tmp, ac97); - } - if (reg >= AC97_PHONE && reg <= AC97_PCM) - set_tlv_db_scale(kctl, db_scale_5bit_12db_max); - else - set_tlv_db_scale(kctl, find_db_scale(lo_max)); - err = snd_ctl_add(card, kctl); - if (err < 0) - return err; - snd_ac97_write_cache( - ac97, reg, - (snd_ac97_read(ac97, reg) & AC97_MUTE_MASK_STEREO) - | lo_max | (hi_max << 8) - ); - return 0; -} - -/* - * create a mute-switch and a volume for normal stereo/mono controls - */ -static int snd_ac97_cmix_new_stereo(struct snd_card *card, const char *pfx, - int reg, int check_stereo, int check_amix, - struct snd_ac97 *ac97) -{ - int err; - char name[44]; - unsigned char lo_max, hi_max; - - if (! snd_ac97_valid_reg(ac97, reg)) - return 0; - - if (snd_ac97_try_bit(ac97, reg, 15)) { - sprintf(name, "%s Switch", pfx); - if ((err = snd_ac97_cmute_new_stereo(card, name, reg, - check_stereo, check_amix, - ac97)) < 0) - return err; - } - check_volume_resolution(ac97, reg, &lo_max, &hi_max); - if (lo_max) { - sprintf(name, "%s Volume", pfx); - if ((err = snd_ac97_cvol_new(card, name, reg, lo_max, hi_max, ac97)) < 0) - return err; - } - return 0; -} - -#define snd_ac97_cmix_new(card, pfx, reg, acheck, ac97) \ - snd_ac97_cmix_new_stereo(card, pfx, reg, 0, acheck, ac97) -#define snd_ac97_cmute_new(card, name, reg, acheck, ac97) \ - snd_ac97_cmute_new_stereo(card, name, reg, 0, acheck, ac97) - -static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97 *ac97); - -static int snd_ac97_mixer_build(struct snd_ac97 * ac97) -{ - struct snd_card *card = ac97->bus->card; - struct snd_kcontrol *kctl; - int err; - unsigned int idx; - unsigned char max; - - /* build master controls */ - /* AD claims to remove this control from AD1887, although spec v2.2 does not allow this */ - if (snd_ac97_try_volume_mix(ac97, AC97_MASTER)) { - if (ac97->flags & AC97_HAS_NO_MASTER_VOL) - err = snd_ac97_cmute_new(card, "Master Playback Switch", - AC97_MASTER, 0, ac97); - else - err = snd_ac97_cmix_new(card, "Master Playback", - AC97_MASTER, 0, ac97); - if (err < 0) - return err; - } - - ac97->regs[AC97_CENTER_LFE_MASTER] = AC97_MUTE_MASK_STEREO; - - /* build center controls */ - if ((snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER)) - && !(ac97->flags & AC97_AD_MULTI)) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_center[0], ac97))) < 0) - return err; - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_center[1], ac97))) < 0) - return err; - snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 0, &max); - kctl->private_value &= ~(0xff << 16); - kctl->private_value |= (int)max << 16; - set_tlv_db_scale(kctl, find_db_scale(max)); - snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max); - } - - /* build LFE controls */ - if ((snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER+1)) - && !(ac97->flags & AC97_AD_MULTI)) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_lfe[0], ac97))) < 0) - return err; - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_lfe[1], ac97))) < 0) - return err; - snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 8, &max); - kctl->private_value &= ~(0xff << 16); - kctl->private_value |= (int)max << 16; - set_tlv_db_scale(kctl, find_db_scale(max)); - snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max << 8); - } - - /* build surround controls */ - if ((snd_ac97_try_volume_mix(ac97, AC97_SURROUND_MASTER)) - && !(ac97->flags & AC97_AD_MULTI)) { - /* Surround Master (0x38) is with stereo mutes */ - if ((err = snd_ac97_cmix_new_stereo(card, "Surround Playback", - AC97_SURROUND_MASTER, 1, 0, - ac97)) < 0) - return err; - } - - /* build headphone controls */ - if (snd_ac97_try_volume_mix(ac97, AC97_HEADPHONE)) { - if ((err = snd_ac97_cmix_new(card, "Headphone Playback", - AC97_HEADPHONE, 0, ac97)) < 0) - return err; - } - - /* build master mono controls */ - if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_MONO)) { - if ((err = snd_ac97_cmix_new(card, "Master Mono Playback", - AC97_MASTER_MONO, 0, ac97)) < 0) - return err; - } - - /* build master tone controls */ - if (!(ac97->flags & AC97_HAS_NO_TONE)) { - if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) { - for (idx = 0; idx < 2; idx++) { - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0) - return err; - if (ac97->id == AC97_ID_YMF743 || - ac97->id == AC97_ID_YMF753) { - kctl->private_value &= ~(0xff << 16); - kctl->private_value |= 7 << 16; - } - } - snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f); - } - } - - /* build Beep controls */ - if (!(ac97->flags & AC97_HAS_NO_PC_BEEP) && - ((ac97->flags & AC97_HAS_PC_BEEP) || - snd_ac97_try_volume_mix(ac97, AC97_PC_BEEP))) { - for (idx = 0; idx < 2; idx++) - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_pc_beep[idx], ac97))) < 0) - return err; - set_tlv_db_scale(kctl, db_scale_4bit); - snd_ac97_write_cache( - ac97, - AC97_PC_BEEP, - (snd_ac97_read(ac97, AC97_PC_BEEP) - | AC97_MUTE_MASK_MONO | 0x001e) - ); - } - - /* build Phone controls */ - if (!(ac97->flags & AC97_HAS_NO_PHONE)) { - if (snd_ac97_try_volume_mix(ac97, AC97_PHONE)) { - if ((err = snd_ac97_cmix_new(card, "Phone Playback", - AC97_PHONE, 1, ac97)) < 0) - return err; - } - } - - /* build MIC controls */ - if (!(ac97->flags & AC97_HAS_NO_MIC)) { - if (snd_ac97_try_volume_mix(ac97, AC97_MIC)) { - if ((err = snd_ac97_cmix_new(card, "Mic Playback", - AC97_MIC, 1, ac97)) < 0) - return err; - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_boost, ac97))) < 0) - return err; - } - } - - /* build Line controls */ - if (snd_ac97_try_volume_mix(ac97, AC97_LINE)) { - if ((err = snd_ac97_cmix_new(card, "Line Playback", - AC97_LINE, 1, ac97)) < 0) - return err; - } - - /* build CD controls */ - if (!(ac97->flags & AC97_HAS_NO_CD)) { - if (snd_ac97_try_volume_mix(ac97, AC97_CD)) { - if ((err = snd_ac97_cmix_new(card, "CD Playback", - AC97_CD, 1, ac97)) < 0) - return err; - } - } - - /* build Video controls */ - if (!(ac97->flags & AC97_HAS_NO_VIDEO)) { - if (snd_ac97_try_volume_mix(ac97, AC97_VIDEO)) { - if ((err = snd_ac97_cmix_new(card, "Video Playback", - AC97_VIDEO, 1, ac97)) < 0) - return err; - } - } - - /* build Aux controls */ - if (!(ac97->flags & AC97_HAS_NO_AUX)) { - if (snd_ac97_try_volume_mix(ac97, AC97_AUX)) { - if ((err = snd_ac97_cmix_new(card, "Aux Playback", - AC97_AUX, 1, ac97)) < 0) - return err; - } - } - - /* build PCM controls */ - if (ac97->flags & AC97_AD_MULTI) { - unsigned short init_val; - if (ac97->flags & AC97_STEREO_MUTES) - init_val = 0x9f9f; - else - init_val = 0x9f1f; - for (idx = 0; idx < 2; idx++) - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm[idx], ac97))) < 0) - return err; - set_tlv_db_scale(kctl, db_scale_5bit); - ac97->spec.ad18xx.pcmreg[0] = init_val; - if (ac97->scaps & AC97_SCAP_SURROUND_DAC) { - for (idx = 0; idx < 2; idx++) - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround[idx], ac97))) < 0) - return err; - set_tlv_db_scale(kctl, db_scale_5bit); - ac97->spec.ad18xx.pcmreg[1] = init_val; - } - if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) { - for (idx = 0; idx < 2; idx++) - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_center[idx], ac97))) < 0) - return err; - set_tlv_db_scale(kctl, db_scale_5bit); - for (idx = 0; idx < 2; idx++) - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe[idx], ac97))) < 0) - return err; - set_tlv_db_scale(kctl, db_scale_5bit); - ac97->spec.ad18xx.pcmreg[2] = init_val; - } - snd_ac97_write_cache(ac97, AC97_PCM, init_val); - } else { - if (!(ac97->flags & AC97_HAS_NO_STD_PCM)) { - if (ac97->flags & AC97_HAS_NO_PCM_VOL) - err = snd_ac97_cmute_new(card, - "PCM Playback Switch", - AC97_PCM, 0, ac97); - else - err = snd_ac97_cmix_new(card, "PCM Playback", - AC97_PCM, 0, ac97); - if (err < 0) - return err; - } - } - - /* build Capture controls */ - if (!(ac97->flags & AC97_HAS_NO_REC_GAIN)) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_capture_src, ac97))) < 0) - return err; - if (snd_ac97_try_bit(ac97, AC97_REC_GAIN, 15)) { - err = snd_ac97_cmute_new(card, "Capture Switch", - AC97_REC_GAIN, 0, ac97); - if (err < 0) - return err; - } - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_control_capture_vol, ac97))) < 0) - return err; - set_tlv_db_scale(kctl, db_scale_rec_gain); - snd_ac97_write_cache(ac97, AC97_REC_SEL, 0x0000); - snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x0000); - } - /* build MIC Capture controls */ - if (snd_ac97_try_volume_mix(ac97, AC97_REC_GAIN_MIC)) { - for (idx = 0; idx < 2; idx++) - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_mic_capture[idx], ac97))) < 0) - return err; - set_tlv_db_scale(kctl, db_scale_rec_gain); - snd_ac97_write_cache(ac97, AC97_REC_GAIN_MIC, 0x0000); - } - - /* build PCM out path & mute control */ - if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 15)) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_PCM_OUT], ac97))) < 0) - return err; - } - - /* build Simulated Stereo Enhancement control */ - if (ac97->caps & AC97_BC_SIM_STEREO) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_STEREO_ENHANCEMENT], ac97))) < 0) - return err; - } - - /* build 3D Stereo Enhancement control */ - if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 13)) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_3D], ac97))) < 0) - return err; - } - - /* build Loudness control */ - if (ac97->caps & AC97_BC_LOUDNESS) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOUDNESS], ac97))) < 0) - return err; - } - - /* build Mono output select control */ - if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 9)) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MONO], ac97))) < 0) - return err; - } - - /* build Mic select control */ - if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 8)) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MIC], ac97))) < 0) - return err; - } - - /* build ADC/DAC loopback control */ - if (enable_loopback && snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 7)) { - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOOPBACK], ac97))) < 0) - return err; - } - - snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, ~AC97_GP_DRSS_MASK, 0x0000); - - /* build 3D controls */ - if (ac97->build_ops->build_3d) { - ac97->build_ops->build_3d(ac97); - } else { - if (snd_ac97_try_volume_mix(ac97, AC97_3D_CONTROL)) { - unsigned short val; - val = 0x0707; - snd_ac97_write(ac97, AC97_3D_CONTROL, val); - val = snd_ac97_read(ac97, AC97_3D_CONTROL); - val = val == 0x0606; - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0) - return err; - if (val) - kctl->private_value = AC97_3D_CONTROL | (9 << 8) | (7 << 16); - if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[1], ac97))) < 0) - return err; - if (val) - kctl->private_value = AC97_3D_CONTROL | (1 << 8) | (7 << 16); - snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000); - } - } - - /* build S/PDIF controls */ - - /* Hack for ASUS P5P800-VM, which does not indicate S/PDIF capability */ - if (ac97->subsystem_vendor == 0x1043 && - ac97->subsystem_device == 0x810f) - ac97->ext_id |= AC97_EI_SPDIF; - - if ((ac97->ext_id & AC97_EI_SPDIF) && !(ac97->scaps & AC97_SCAP_NO_SPDIF)) { - if (ac97->build_ops->build_spdif) { - if ((err = ac97->build_ops->build_spdif(ac97)) < 0) - return err; - } else { - for (idx = 0; idx < 5; idx++) - if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_spdif[idx], ac97))) < 0) - return err; - if (ac97->build_ops->build_post_spdif) { - if ((err = ac97->build_ops->build_post_spdif(ac97)) < 0) - return err; - } - /* set default PCM S/PDIF params */ - /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original,48000Hz */ - snd_ac97_write_cache(ac97, AC97_SPDIF, 0x2a20); - ac97->rates[AC97_RATES_SPDIF] = snd_ac97_determine_spdif_rates(ac97); - } - ac97->spdif_status = SNDRV_PCM_DEFAULT_CON_SPDIF; - } - - /* build chip specific controls */ - if (ac97->build_ops->build_specific) - if ((err = ac97->build_ops->build_specific(ac97)) < 0) - return err; - - if (snd_ac97_try_bit(ac97, AC97_POWERDOWN, 15)) { - kctl = snd_ac97_cnew(&snd_ac97_control_eapd, ac97); - if (! kctl) - return -ENOMEM; - if (ac97->scaps & AC97_SCAP_INV_EAPD) - set_inv_eapd(ac97, kctl); - if ((err = snd_ctl_add(card, kctl)) < 0) - return err; - } - - return 0; -} - -static int snd_ac97_modem_build(struct snd_card *card, struct snd_ac97 * ac97) -{ - int err, idx; - - /* - printk(KERN_DEBUG "AC97_GPIO_CFG = %x\n", - snd_ac97_read(ac97,AC97_GPIO_CFG)); - */ - snd_ac97_write(ac97, AC97_GPIO_CFG, 0xffff & ~(AC97_GPIO_LINE1_OH)); - snd_ac97_write(ac97, AC97_GPIO_POLARITY, 0xffff & ~(AC97_GPIO_LINE1_OH)); - snd_ac97_write(ac97, AC97_GPIO_STICKY, 0xffff); - snd_ac97_write(ac97, AC97_GPIO_WAKEUP, 0x0); - snd_ac97_write(ac97, AC97_MISC_AFE, 0x0); - - /* build modem switches */ - for (idx = 0; idx < ARRAY_SIZE(snd_ac97_controls_modem_switches); idx++) - if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_ac97_controls_modem_switches[idx], ac97))) < 0) - return err; - - /* build chip specific controls */ - if (ac97->build_ops->build_specific) - if ((err = ac97->build_ops->build_specific(ac97)) < 0) - return err; - - return 0; -} - -static int snd_ac97_test_rate(struct snd_ac97 *ac97, int reg, int shadow_reg, int rate) -{ - unsigned short val; - unsigned int tmp; - - tmp = ((unsigned int)rate * ac97->bus->clock) / 48000; - snd_ac97_write_cache(ac97, reg, tmp & 0xffff); - if (shadow_reg) - snd_ac97_write_cache(ac97, shadow_reg, tmp & 0xffff); - val = snd_ac97_read(ac97, reg); - return val == (tmp & 0xffff); -} - -static void snd_ac97_determine_rates(struct snd_ac97 *ac97, int reg, int shadow_reg, unsigned int *r_result) -{ - unsigned int result = 0; - unsigned short saved; - - if (ac97->bus->no_vra) { - *r_result = SNDRV_PCM_RATE_48000; - if ((ac97->flags & AC97_DOUBLE_RATE) && - reg == AC97_PCM_FRONT_DAC_RATE) - *r_result |= SNDRV_PCM_RATE_96000; - return; - } - - saved = snd_ac97_read(ac97, reg); - if ((ac97->ext_id & AC97_EI_DRA) && reg == AC97_PCM_FRONT_DAC_RATE) - snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, - AC97_EA_DRA, 0); - /* test a non-standard rate */ - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11000)) - result |= SNDRV_PCM_RATE_CONTINUOUS; - /* let's try to obtain standard rates */ - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 8000)) - result |= SNDRV_PCM_RATE_8000; - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 11025)) - result |= SNDRV_PCM_RATE_11025; - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 16000)) - result |= SNDRV_PCM_RATE_16000; - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 22050)) - result |= SNDRV_PCM_RATE_22050; - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 32000)) - result |= SNDRV_PCM_RATE_32000; - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 44100)) - result |= SNDRV_PCM_RATE_44100; - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 48000)) - result |= SNDRV_PCM_RATE_48000; - if ((ac97->flags & AC97_DOUBLE_RATE) && - reg == AC97_PCM_FRONT_DAC_RATE) { - /* test standard double rates */ - snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, - AC97_EA_DRA, AC97_EA_DRA); - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 64000 / 2)) - result |= SNDRV_PCM_RATE_64000; - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 88200 / 2)) - result |= SNDRV_PCM_RATE_88200; - if (snd_ac97_test_rate(ac97, reg, shadow_reg, 96000 / 2)) - result |= SNDRV_PCM_RATE_96000; - /* some codecs don't support variable double rates */ - if (!snd_ac97_test_rate(ac97, reg, shadow_reg, 76100 / 2)) - result &= ~SNDRV_PCM_RATE_CONTINUOUS; - snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, - AC97_EA_DRA, 0); - } - /* restore the default value */ - snd_ac97_write_cache(ac97, reg, saved); - if (shadow_reg) - snd_ac97_write_cache(ac97, shadow_reg, saved); - *r_result = result; -} - -/* check AC97_SPDIF register to accept which sample rates */ -static unsigned int snd_ac97_determine_spdif_rates(struct snd_ac97 *ac97) -{ - unsigned int result = 0; - int i; - static unsigned short ctl_bits[] = { - AC97_SC_SPSR_44K, AC97_SC_SPSR_32K, AC97_SC_SPSR_48K - }; - static unsigned int rate_bits[] = { - SNDRV_PCM_RATE_44100, SNDRV_PCM_RATE_32000, SNDRV_PCM_RATE_48000 - }; - - for (i = 0; i < (int)ARRAY_SIZE(ctl_bits); i++) { - snd_ac97_update_bits(ac97, AC97_SPDIF, AC97_SC_SPSR_MASK, ctl_bits[i]); - if ((snd_ac97_read(ac97, AC97_SPDIF) & AC97_SC_SPSR_MASK) == ctl_bits[i]) - result |= rate_bits[i]; - } - return result; -} - -/* look for the codec id table matching with the given id */ -static const struct ac97_codec_id *look_for_codec_id(const struct ac97_codec_id *table, - unsigned int id) -{ - const struct ac97_codec_id *pid; - - for (pid = table; pid->id; pid++) - if (pid->id == (id & pid->mask)) - return pid; - return NULL; -} - -void snd_ac97_get_name(struct snd_ac97 *ac97, unsigned int id, char *name, int modem) -{ - const struct ac97_codec_id *pid; - - sprintf(name, "0x%x %c%c%c", id, - printable(id >> 24), - printable(id >> 16), - printable(id >> 8)); - pid = look_for_codec_id(snd_ac97_codec_id_vendors, id); - if (! pid) - return; - - strcpy(name, pid->name); - if (ac97 && pid->patch) { - if ((modem && (pid->flags & AC97_MODEM_PATCH)) || - (! modem && ! (pid->flags & AC97_MODEM_PATCH))) - pid->patch(ac97); - } - - pid = look_for_codec_id(snd_ac97_codec_ids, id); - if (pid) { - strcat(name, " "); - strcat(name, pid->name); - if (pid->mask != 0xffffffff) - sprintf(name + strlen(name), " rev %d", id & ~pid->mask); - if (ac97 && pid->patch) { - if ((modem && (pid->flags & AC97_MODEM_PATCH)) || - (! modem && ! (pid->flags & AC97_MODEM_PATCH))) - pid->patch(ac97); - } - } else - sprintf(name + strlen(name), " id %x", id & 0xff); -} - -/** - * snd_ac97_get_short_name - retrieve codec name - * @ac97: the codec instance - * - * Returns the short identifying name of the codec. - */ -const char *snd_ac97_get_short_name(struct snd_ac97 *ac97) -{ - const struct ac97_codec_id *pid; - - for (pid = snd_ac97_codec_ids; pid->id; pid++) - if (pid->id == (ac97->id & pid->mask)) - return pid->name; - return "unknown codec"; -} - -EXPORT_SYMBOL(snd_ac97_get_short_name); - -/* wait for a while until registers are accessible after RESET - * return 0 if ok, negative not ready - */ -static int ac97_reset_wait(struct snd_ac97 *ac97, int timeout, int with_modem) -{ - unsigned long end_time; - unsigned short val; - - end_time = jiffies + timeout; - do { - - /* use preliminary reads to settle the communication */ - snd_ac97_read(ac97, AC97_RESET); - snd_ac97_read(ac97, AC97_VENDOR_ID1); - snd_ac97_read(ac97, AC97_VENDOR_ID2); - /* modem? */ - if (with_modem) { - val = snd_ac97_read(ac97, AC97_EXTENDED_MID); - if (val != 0xffff && (val & 1) != 0) - return 0; - } - if (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) { - /* probably only Xbox issue - all registers are read as zero */ - val = snd_ac97_read(ac97, AC97_VENDOR_ID1); - if (val != 0 && val != 0xffff) - return 0; - } else { - /* because the PCM or MASTER volume registers can be modified, - * the REC_GAIN register is used for tests - */ - /* test if we can write to the record gain volume register */ - snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a05); - if ((snd_ac97_read(ac97, AC97_REC_GAIN) & 0x7fff) == 0x0a05) - return 0; - } - schedule_timeout_uninterruptible(1); - } while (time_after_eq(end_time, jiffies)); - return -ENODEV; -} - -/** - * snd_ac97_bus - create an AC97 bus component - * @card: the card instance - * @num: the bus number - * @ops: the bus callbacks table - * @private_data: private data pointer for the new instance - * @rbus: the pointer to store the new AC97 bus instance. - * - * Creates an AC97 bus component. An struct snd_ac97_bus instance is newly - * allocated and initialized. - * - * The ops table must include valid callbacks (at least read and - * write). The other callbacks, wait and reset, are not mandatory. - * - * The clock is set to 48000. If another clock is needed, set - * (*rbus)->clock manually. - * - * The AC97 bus instance is registered as a low-level device, so you don't - * have to release it manually. - * - * Returns zero if successful, or a negative error code on failure. - */ -int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops, - void *private_data, struct snd_ac97_bus **rbus) -{ - int err; - struct snd_ac97_bus *bus; - static struct snd_device_ops dev_ops = { - .dev_free = snd_ac97_bus_dev_free, - }; - - if (snd_BUG_ON(!card)) - return -EINVAL; - bus = kzalloc(sizeof(*bus), GFP_KERNEL); - if (bus == NULL) - return -ENOMEM; - bus->card = card; - bus->num = num; - bus->ops = ops; - bus->private_data = private_data; - bus->clock = 48000; - spin_lock_init(&bus->bus_lock); - snd_ac97_bus_proc_init(bus); - if ((err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops)) < 0) { - snd_ac97_bus_free(bus); - return err; - } - if (rbus) - *rbus = bus; - return 0; -} - -EXPORT_SYMBOL(snd_ac97_bus); - -/* stop no dev release warning */ -static void ac97_device_release(struct device * dev) -{ -} - -/* register ac97 codec to bus */ -static int snd_ac97_dev_register(struct snd_device *device) -{ - struct snd_ac97 *ac97 = device->device_data; - int err; - - ac97->dev.bus = &ac97_bus_type; - ac97->dev.parent = ac97->bus->card->dev; - ac97->dev.release = ac97_device_release; - dev_set_name(&ac97->dev, "%d-%d:%s", - ac97->bus->card->number, ac97->num, - snd_ac97_get_short_name(ac97)); - if ((err = device_register(&ac97->dev)) < 0) { - snd_printk(KERN_ERR "Can't register ac97 bus\n"); - ac97->dev.bus = NULL; - return err; - } - return 0; -} - -/* disconnect ac97 codec */ -static int snd_ac97_dev_disconnect(struct snd_device *device) -{ - struct snd_ac97 *ac97 = device->device_data; - if (ac97->dev.bus) - device_unregister(&ac97->dev); - return 0; -} - -/* build_ops to do nothing */ -static const struct snd_ac97_build_ops null_build_ops; - -#ifdef CONFIG_SND_AC97_POWER_SAVE -static void do_update_power(struct work_struct *work) -{ - update_power_regs( - container_of(work, struct snd_ac97, power_work.work)); -} -#endif - -/** - * snd_ac97_mixer - create an Codec97 component - * @bus: the AC97 bus which codec is attached to - * @template: the template of ac97, including index, callbacks and - * the private data. - * @rac97: the pointer to store the new ac97 instance. - * - * Creates an Codec97 component. An struct snd_ac97 instance is newly - * allocated and initialized from the template. The codec - * is then initialized by the standard procedure. - * - * The template must include the codec number (num) and address (addr), - * and the private data (private_data). - * - * The ac97 instance is registered as a low-level device, so you don't - * have to release it manually. - * - * Returns zero if successful, or a negative error code on failure. - */ -int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template, struct snd_ac97 **rac97) -{ - int err; - struct snd_ac97 *ac97; - struct snd_card *card; - char name[64]; - unsigned long end_time; - unsigned int reg; - const struct ac97_codec_id *pid; - static struct snd_device_ops ops = { - .dev_free = snd_ac97_dev_free, - .dev_register = snd_ac97_dev_register, - .dev_disconnect = snd_ac97_dev_disconnect, - }; - - if (rac97) - *rac97 = NULL; - if (snd_BUG_ON(!bus || !template)) - return -EINVAL; - if (snd_BUG_ON(template->num >= 4)) - return -EINVAL; - if (bus->codec[template->num]) - return -EBUSY; - - card = bus->card; - ac97 = kzalloc(sizeof(*ac97), GFP_KERNEL); - if (ac97 == NULL) - return -ENOMEM; - ac97->private_data = template->private_data; - ac97->private_free = template->private_free; - ac97->bus = bus; - ac97->pci = template->pci; - ac97->num = template->num; - ac97->addr = template->addr; - ac97->scaps = template->scaps; - ac97->res_table = template->res_table; - bus->codec[ac97->num] = ac97; - mutex_init(&ac97->reg_mutex); - mutex_init(&ac97->page_mutex); -#ifdef CONFIG_SND_AC97_POWER_SAVE - INIT_DELAYED_WORK(&ac97->power_work, do_update_power); -#endif - -#ifdef CONFIG_PCI - if (ac97->pci) { - pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_VENDOR_ID, &ac97->subsystem_vendor); - pci_read_config_word(ac97->pci, PCI_SUBSYSTEM_ID, &ac97->subsystem_device); - } -#endif - if (bus->ops->reset) { - bus->ops->reset(ac97); - goto __access_ok; - } - - ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; - ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); - if (ac97->id && ac97->id != (unsigned int)-1) { - pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id); - if (pid && (pid->flags & AC97_DEFAULT_POWER_OFF)) - goto __access_ok; - } - - /* reset to defaults */ - if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO)) - snd_ac97_write(ac97, AC97_RESET, 0); - if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM)) - snd_ac97_write(ac97, AC97_EXTENDED_MID, 0); - if (bus->ops->wait) - bus->ops->wait(ac97); - else { - udelay(50); - if (ac97->scaps & AC97_SCAP_SKIP_AUDIO) - err = ac97_reset_wait(ac97, msecs_to_jiffies(500), 1); - else { - err = ac97_reset_wait(ac97, msecs_to_jiffies(500), 0); - if (err < 0) - err = ac97_reset_wait(ac97, - msecs_to_jiffies(500), 1); - } - if (err < 0) { - snd_printk(KERN_WARNING "AC'97 %d does not respond - RESET\n", ac97->num); - /* proceed anyway - it's often non-critical */ - } - } - __access_ok: - ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; - ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); - if (! (ac97->scaps & AC97_SCAP_DETECT_BY_VENDOR) && - (ac97->id == 0x00000000 || ac97->id == 0xffffffff)) { - snd_printk(KERN_ERR "AC'97 %d access is not valid [0x%x], removing mixer.\n", ac97->num, ac97->id); - snd_ac97_free(ac97); - return -EIO; - } - pid = look_for_codec_id(snd_ac97_codec_ids, ac97->id); - if (pid) - ac97->flags |= pid->flags; - - /* test for AC'97 */ - if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO) && !(ac97->scaps & AC97_SCAP_AUDIO)) { - /* test if we can write to the record gain volume register */ - snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a06); - if (((err = snd_ac97_read(ac97, AC97_REC_GAIN)) & 0x7fff) == 0x0a06) - ac97->scaps |= AC97_SCAP_AUDIO; - } - if (ac97->scaps & AC97_SCAP_AUDIO) { - ac97->caps = snd_ac97_read(ac97, AC97_RESET); - ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID); - if (ac97->ext_id == 0xffff) /* invalid combination */ - ac97->ext_id = 0; - } - - /* test for MC'97 */ - if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM) && !(ac97->scaps & AC97_SCAP_MODEM)) { - ac97->ext_mid = snd_ac97_read(ac97, AC97_EXTENDED_MID); - if (ac97->ext_mid == 0xffff) /* invalid combination */ - ac97->ext_mid = 0; - if (ac97->ext_mid & 1) - ac97->scaps |= AC97_SCAP_MODEM; - } - - if (!ac97_is_audio(ac97) && !ac97_is_modem(ac97)) { - if (!(ac97->scaps & (AC97_SCAP_SKIP_AUDIO|AC97_SCAP_SKIP_MODEM))) - snd_printk(KERN_ERR "AC'97 %d access error (not audio or modem codec)\n", ac97->num); - snd_ac97_free(ac97); - return -EACCES; - } - - if (bus->ops->reset) // FIXME: always skipping? - goto __ready_ok; - - /* FIXME: add powerdown control */ - if (ac97_is_audio(ac97)) { - /* nothing should be in powerdown mode */ - snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0); - if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) { - snd_ac97_write_cache(ac97, AC97_RESET, 0); /* reset to defaults */ - udelay(100); - snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0); - } - /* nothing should be in powerdown mode */ - snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0); - end_time = jiffies + msecs_to_jiffies(5000); - do { - if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f) - goto __ready_ok; - schedule_timeout_uninterruptible(1); - } while (time_after_eq(end_time, jiffies)); - snd_printk(KERN_WARNING "AC'97 %d analog subsections not ready\n", ac97->num); - } - - /* FIXME: add powerdown control */ - if (ac97_is_modem(ac97)) { - unsigned char tmp; - - /* nothing should be in powerdown mode */ - /* note: it's important to set the rate at first */ - tmp = AC97_MEA_GPIO; - if (ac97->ext_mid & AC97_MEI_LINE1) { - snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 8000); - tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1; - } - if (ac97->ext_mid & AC97_MEI_LINE2) { - snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 8000); - tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2; - } - if (ac97->ext_mid & AC97_MEI_HANDSET) { - snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 8000); - tmp |= AC97_MEA_HADC | AC97_MEA_HDAC; - } - snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0); - udelay(100); - /* nothing should be in powerdown mode */ - snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0); - end_time = jiffies + msecs_to_jiffies(100); - do { - if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp) - goto __ready_ok; - schedule_timeout_uninterruptible(1); - } while (time_after_eq(end_time, jiffies)); - snd_printk(KERN_WARNING "MC'97 %d converters and GPIO not ready (0x%x)\n", ac97->num, snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS)); - } - - __ready_ok: - if (ac97_is_audio(ac97)) - ac97->addr = (ac97->ext_id & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT; - else - ac97->addr = (ac97->ext_mid & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT; - if (ac97->ext_id & 0x01c9) { /* L/R, MIC, SDAC, LDAC VRA support */ - reg = snd_ac97_read(ac97, AC97_EXTENDED_STATUS); - reg |= ac97->ext_id & 0x01c0; /* LDAC/SDAC/CDAC */ - if (! bus->no_vra) - reg |= ac97->ext_id & 0x0009; /* VRA/VRM */ - snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, reg); - } - if ((ac97->ext_id & AC97_EI_DRA) && bus->dra) { - /* Intel controllers require double rate data to be put in - * slots 7+8, so let's hope the codec supports it. */ - snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, AC97_GP_DRSS_78); - if ((snd_ac97_read(ac97, AC97_GENERAL_PURPOSE) & AC97_GP_DRSS_MASK) == AC97_GP_DRSS_78) - ac97->flags |= AC97_DOUBLE_RATE; - /* restore to slots 10/11 to avoid the confliction with surrounds */ - snd_ac97_update_bits(ac97, AC97_GENERAL_PURPOSE, AC97_GP_DRSS_MASK, 0); - } - if (ac97->ext_id & AC97_EI_VRA) { /* VRA support */ - snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, 0, &ac97->rates[AC97_RATES_FRONT_DAC]); - snd_ac97_determine_rates(ac97, AC97_PCM_LR_ADC_RATE, 0, &ac97->rates[AC97_RATES_ADC]); - } else { - ac97->rates[AC97_RATES_FRONT_DAC] = SNDRV_PCM_RATE_48000; - if (ac97->flags & AC97_DOUBLE_RATE) - ac97->rates[AC97_RATES_FRONT_DAC] |= SNDRV_PCM_RATE_96000; - ac97->rates[AC97_RATES_ADC] = SNDRV_PCM_RATE_48000; - } - if (ac97->ext_id & AC97_EI_SPDIF) { - /* codec specific code (patch) should override these values */ - ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_32000; - } - if (ac97->ext_id & AC97_EI_VRM) { /* MIC VRA support */ - snd_ac97_determine_rates(ac97, AC97_PCM_MIC_ADC_RATE, 0, &ac97->rates[AC97_RATES_MIC_ADC]); - } else { - ac97->rates[AC97_RATES_MIC_ADC] = SNDRV_PCM_RATE_48000; - } - if (ac97->ext_id & AC97_EI_SDAC) { /* SDAC support */ - snd_ac97_determine_rates(ac97, AC97_PCM_SURR_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_SURR_DAC]); - ac97->scaps |= AC97_SCAP_SURROUND_DAC; - } - if (ac97->ext_id & AC97_EI_LDAC) { /* LDAC support */ - snd_ac97_determine_rates(ac97, AC97_PCM_LFE_DAC_RATE, AC97_PCM_FRONT_DAC_RATE, &ac97->rates[AC97_RATES_LFE_DAC]); - ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC; - } - /* additional initializations */ - if (bus->ops->init) - bus->ops->init(ac97); - snd_ac97_get_name(ac97, ac97->id, name, !ac97_is_audio(ac97)); - snd_ac97_get_name(NULL, ac97->id, name, !ac97_is_audio(ac97)); // ac97->id might be changed in the special setup code - if (! ac97->build_ops) - ac97->build_ops = &null_build_ops; - - if (ac97_is_audio(ac97)) { - char comp[16]; - if (card->mixername[0] == '\0') { - strcpy(card->mixername, name); - } else { - if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { - strcat(card->mixername, ","); - strcat(card->mixername, name); - } - } - sprintf(comp, "AC97a:%08x", ac97->id); - if ((err = snd_component_add(card, comp)) < 0) { - snd_ac97_free(ac97); - return err; - } - if (snd_ac97_mixer_build(ac97) < 0) { - snd_ac97_free(ac97); - return -ENOMEM; - } - } - if (ac97_is_modem(ac97)) { - char comp[16]; - if (card->mixername[0] == '\0') { - strcpy(card->mixername, name); - } else { - if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { - strcat(card->mixername, ","); - strcat(card->mixername, name); - } - } - sprintf(comp, "AC97m:%08x", ac97->id); - if ((err = snd_component_add(card, comp)) < 0) { - snd_ac97_free(ac97); - return err; - } - if (snd_ac97_modem_build(card, ac97) < 0) { - snd_ac97_free(ac97); - return -ENOMEM; - } - } - if (ac97_is_audio(ac97)) - update_power_regs(ac97); - snd_ac97_proc_init(ac97); - if ((err = snd_device_new(card, SNDRV_DEV_CODEC, ac97, &ops)) < 0) { - snd_ac97_free(ac97); - return err; - } - *rac97 = ac97; - return 0; -} - -EXPORT_SYMBOL(snd_ac97_mixer); - -/* - * Power down the chip. - * - * MASTER and HEADPHONE registers are muted but the register cache values - * are not changed, so that the values can be restored in snd_ac97_resume(). - */ -static void snd_ac97_powerdown(struct snd_ac97 *ac97) -{ - unsigned short power; - - if (ac97_is_audio(ac97)) { - /* some codecs have stereo mute bits */ - snd_ac97_write(ac97, AC97_MASTER, 0x9f9f); - snd_ac97_write(ac97, AC97_HEADPHONE, 0x9f9f); - } - - /* surround, CLFE, mic powerdown */ - power = ac97->regs[AC97_EXTENDED_STATUS]; - if (ac97->scaps & AC97_SCAP_SURROUND_DAC) - power |= AC97_EA_PRJ; - if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) - power |= AC97_EA_PRI | AC97_EA_PRK; - power |= AC97_EA_PRL; - snd_ac97_write(ac97, AC97_EXTENDED_STATUS, power); - - /* powerdown external amplifier */ - if (ac97->scaps & AC97_SCAP_INV_EAPD) - power = ac97->regs[AC97_POWERDOWN] & ~AC97_PD_EAPD; - else if (! (ac97->scaps & AC97_SCAP_EAPD_LED)) - power = ac97->regs[AC97_POWERDOWN] | AC97_PD_EAPD; - power |= AC97_PD_PR6; /* Headphone amplifier powerdown */ - power |= AC97_PD_PR0 | AC97_PD_PR1; /* ADC & DAC powerdown */ - snd_ac97_write(ac97, AC97_POWERDOWN, power); - udelay(100); - power |= AC97_PD_PR2; /* Analog Mixer powerdown (Vref on) */ - snd_ac97_write(ac97, AC97_POWERDOWN, power); - if (ac97_is_power_save_mode(ac97)) { - power |= AC97_PD_PR3; /* Analog Mixer powerdown */ - snd_ac97_write(ac97, AC97_POWERDOWN, power); - udelay(100); - /* AC-link powerdown, internal Clk disable */ - /* FIXME: this may cause click noises on some boards */ - power |= AC97_PD_PR4 | AC97_PD_PR5; - snd_ac97_write(ac97, AC97_POWERDOWN, power); - } -} - - -struct ac97_power_reg { - unsigned short reg; - unsigned short power_reg; - unsigned short mask; -}; - -enum { PWIDX_ADC, PWIDX_FRONT, PWIDX_CLFE, PWIDX_SURR, PWIDX_MIC, PWIDX_SIZE }; - -static struct ac97_power_reg power_regs[PWIDX_SIZE] = { - [PWIDX_ADC] = { AC97_PCM_LR_ADC_RATE, AC97_POWERDOWN, AC97_PD_PR0}, - [PWIDX_FRONT] = { AC97_PCM_FRONT_DAC_RATE, AC97_POWERDOWN, AC97_PD_PR1}, - [PWIDX_CLFE] = { AC97_PCM_LFE_DAC_RATE, AC97_EXTENDED_STATUS, - AC97_EA_PRI | AC97_EA_PRK}, - [PWIDX_SURR] = { AC97_PCM_SURR_DAC_RATE, AC97_EXTENDED_STATUS, - AC97_EA_PRJ}, - [PWIDX_MIC] = { AC97_PCM_MIC_ADC_RATE, AC97_EXTENDED_STATUS, - AC97_EA_PRL}, -}; - -#ifdef CONFIG_SND_AC97_POWER_SAVE -/** - * snd_ac97_update_power - update the powerdown register - * @ac97: the codec instance - * @reg: the rate register, e.g. AC97_PCM_FRONT_DAC_RATE - * @powerup: non-zero when power up the part - * - * Update the AC97 powerdown register bits of the given part. - */ -int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup) -{ - int i; - - if (! ac97) - return 0; - - if (reg) { - /* SPDIF requires DAC power, too */ - if (reg == AC97_SPDIF) - reg = AC97_PCM_FRONT_DAC_RATE; - for (i = 0; i < PWIDX_SIZE; i++) { - if (power_regs[i].reg == reg) { - if (powerup) - ac97->power_up |= (1 << i); - else - ac97->power_up &= ~(1 << i); - break; - } - } - } - - if (ac97_is_power_save_mode(ac97) && !powerup) - /* adjust power-down bits after two seconds delay - * (for avoiding loud click noises for many (OSS) apps - * that open/close frequently) - */ - schedule_delayed_work(&ac97->power_work, - msecs_to_jiffies(power_save * 1000)); - else { - cancel_delayed_work(&ac97->power_work); - update_power_regs(ac97); - } - - return 0; -} - -EXPORT_SYMBOL(snd_ac97_update_power); -#endif /* CONFIG_SND_AC97_POWER_SAVE */ - -static void update_power_regs(struct snd_ac97 *ac97) -{ - unsigned int power_up, bits; - int i; - - power_up = (1 << PWIDX_FRONT) | (1 << PWIDX_ADC); - power_up |= (1 << PWIDX_MIC); - if (ac97->scaps & AC97_SCAP_SURROUND_DAC) - power_up |= (1 << PWIDX_SURR); - if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) - power_up |= (1 << PWIDX_CLFE); -#ifdef CONFIG_SND_AC97_POWER_SAVE - if (ac97_is_power_save_mode(ac97)) - power_up = ac97->power_up; -#endif - if (power_up) { - if (ac97->regs[AC97_POWERDOWN] & AC97_PD_PR2) { - /* needs power-up analog mix and vref */ - snd_ac97_update_bits(ac97, AC97_POWERDOWN, - AC97_PD_PR3, 0); - msleep(1); - snd_ac97_update_bits(ac97, AC97_POWERDOWN, - AC97_PD_PR2, 0); - } - } - for (i = 0; i < PWIDX_SIZE; i++) { - if (power_up & (1 << i)) - bits = 0; - else - bits = power_regs[i].mask; - snd_ac97_update_bits(ac97, power_regs[i].power_reg, - power_regs[i].mask, bits); - } - if (! power_up) { - if (! (ac97->regs[AC97_POWERDOWN] & AC97_PD_PR2)) { - /* power down analog mix and vref */ - snd_ac97_update_bits(ac97, AC97_POWERDOWN, - AC97_PD_PR2, AC97_PD_PR2); - snd_ac97_update_bits(ac97, AC97_POWERDOWN, - AC97_PD_PR3, AC97_PD_PR3); - } - } -} - - -#ifdef CONFIG_PM -/** - * snd_ac97_suspend - General suspend function for AC97 codec - * @ac97: the ac97 instance - * - * Suspends the codec, power down the chip. - */ -void snd_ac97_suspend(struct snd_ac97 *ac97) -{ - if (! ac97) - return; - if (ac97->build_ops->suspend) - ac97->build_ops->suspend(ac97); -#ifdef CONFIG_SND_AC97_POWER_SAVE - cancel_delayed_work_sync(&ac97->power_work); -#endif - snd_ac97_powerdown(ac97); -} - -EXPORT_SYMBOL(snd_ac97_suspend); - -/* - * restore ac97 status - */ -static void snd_ac97_restore_status(struct snd_ac97 *ac97) -{ - int i; - - for (i = 2; i < 0x7c ; i += 2) { - if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID) - continue; - /* restore only accessible registers - * some chip (e.g. nm256) may hang up when unsupported registers - * are accessed..! - */ - if (test_bit(i, ac97->reg_accessed)) { - snd_ac97_write(ac97, i, ac97->regs[i]); - snd_ac97_read(ac97, i); - } - } -} - -/* - * restore IEC958 status - */ -static void snd_ac97_restore_iec958(struct snd_ac97 *ac97) -{ - if (ac97->ext_id & AC97_EI_SPDIF) { - if (ac97->regs[AC97_EXTENDED_STATUS] & AC97_EA_SPDIF) { - /* reset spdif status */ - snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, 0); - snd_ac97_write(ac97, AC97_EXTENDED_STATUS, ac97->regs[AC97_EXTENDED_STATUS]); - if (ac97->flags & AC97_CS_SPDIF) - snd_ac97_write(ac97, AC97_CSR_SPDIF, ac97->regs[AC97_CSR_SPDIF]); - else - snd_ac97_write(ac97, AC97_SPDIF, ac97->regs[AC97_SPDIF]); - snd_ac97_update_bits(ac97, AC97_EXTENDED_STATUS, AC97_EA_SPDIF, AC97_EA_SPDIF); /* turn on again */ - } - } -} - -/** - * snd_ac97_resume - General resume function for AC97 codec - * @ac97: the ac97 instance - * - * Do the standard resume procedure, power up and restoring the - * old register values. - */ -void snd_ac97_resume(struct snd_ac97 *ac97) -{ - unsigned long end_time; - - if (! ac97) - return; - - if (ac97->bus->ops->reset) { - ac97->bus->ops->reset(ac97); - goto __reset_ready; - } - - snd_ac97_write(ac97, AC97_POWERDOWN, 0); - if (! (ac97->flags & AC97_DEFAULT_POWER_OFF)) { - if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO)) - snd_ac97_write(ac97, AC97_RESET, 0); - else if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM)) - snd_ac97_write(ac97, AC97_EXTENDED_MID, 0); - udelay(100); - snd_ac97_write(ac97, AC97_POWERDOWN, 0); - } - snd_ac97_write(ac97, AC97_GENERAL_PURPOSE, 0); - - snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]); - if (ac97_is_audio(ac97)) { - ac97->bus->ops->write(ac97, AC97_MASTER, 0x8101); - end_time = jiffies + msecs_to_jiffies(100); - do { - if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101) - break; - schedule_timeout_uninterruptible(1); - } while (time_after_eq(end_time, jiffies)); - /* FIXME: extra delay */ - ac97->bus->ops->write(ac97, AC97_MASTER, AC97_MUTE_MASK_MONO); - if (snd_ac97_read(ac97, AC97_MASTER) != AC97_MUTE_MASK_MONO) - msleep(250); - } else { - end_time = jiffies + msecs_to_jiffies(100); - do { - unsigned short val = snd_ac97_read(ac97, AC97_EXTENDED_MID); - if (val != 0xffff && (val & 1) != 0) - break; - schedule_timeout_uninterruptible(1); - } while (time_after_eq(end_time, jiffies)); - } -__reset_ready: - - if (ac97->bus->ops->init) - ac97->bus->ops->init(ac97); - - if (ac97->build_ops->resume) - ac97->build_ops->resume(ac97); - else { - snd_ac97_restore_status(ac97); - snd_ac97_restore_iec958(ac97); - } -} - -EXPORT_SYMBOL(snd_ac97_resume); -#endif - - -/* - * Hardware tuning - */ -static void set_ctl_name(char *dst, const char *src, const char *suffix) -{ - if (suffix) - sprintf(dst, "%s %s", src, suffix); - else - strcpy(dst, src); -} - -/* remove the control with the given name and optional suffix */ -static int snd_ac97_remove_ctl(struct snd_ac97 *ac97, const char *name, - const char *suffix) -{ - struct snd_ctl_elem_id id; - memset(&id, 0, sizeof(id)); - set_ctl_name(id.name, name, suffix); - id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; - return snd_ctl_remove_id(ac97->bus->card, &id); -} - -static struct snd_kcontrol *ctl_find(struct snd_ac97 *ac97, const char *name, const char *suffix) -{ - struct snd_ctl_elem_id sid; - memset(&sid, 0, sizeof(sid)); - set_ctl_name(sid.name, name, suffix); - sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER; - return snd_ctl_find_id(ac97->bus->card, &sid); -} - -/* rename the control with the given name and optional suffix */ -static int snd_ac97_rename_ctl(struct snd_ac97 *ac97, const char *src, - const char *dst, const char *suffix) -{ - struct snd_kcontrol *kctl = ctl_find(ac97, src, suffix); - if (kctl) { - set_ctl_name(kctl->id.name, dst, suffix); - return 0; - } - return -ENOENT; -} - -/* rename both Volume and Switch controls - don't check the return value */ -static void snd_ac97_rename_vol_ctl(struct snd_ac97 *ac97, const char *src, - const char *dst) -{ - snd_ac97_rename_ctl(ac97, src, dst, "Switch"); - snd_ac97_rename_ctl(ac97, src, dst, "Volume"); -} - -/* swap controls */ -static int snd_ac97_swap_ctl(struct snd_ac97 *ac97, const char *s1, - const char *s2, const char *suffix) -{ - struct snd_kcontrol *kctl1, *kctl2; - kctl1 = ctl_find(ac97, s1, suffix); - kctl2 = ctl_find(ac97, s2, suffix); - if (kctl1 && kctl2) { - set_ctl_name(kctl1->id.name, s2, suffix); - set_ctl_name(kctl2->id.name, s1, suffix); - return 0; - } - return -ENOENT; -} - -#if 1 -/* bind hp and master controls instead of using only hp control */ -static int bind_hp_volsw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - int err = snd_ac97_put_volsw(kcontrol, ucontrol); - if (err > 0) { - unsigned long priv_saved = kcontrol->private_value; - kcontrol->private_value = (kcontrol->private_value & ~0xff) | AC97_HEADPHONE; - snd_ac97_put_volsw(kcontrol, ucontrol); - kcontrol->private_value = priv_saved; - } - return err; -} - -/* ac97 tune: bind Master and Headphone controls */ -static int tune_hp_only(struct snd_ac97 *ac97) -{ - struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL); - struct snd_kcontrol *mvol = ctl_find(ac97, "Master Playback Volume", NULL); - if (! msw || ! mvol) - return -ENOENT; - msw->put = bind_hp_volsw_put; - mvol->put = bind_hp_volsw_put; - snd_ac97_remove_ctl(ac97, "Headphone Playback", "Switch"); - snd_ac97_remove_ctl(ac97, "Headphone Playback", "Volume"); - return 0; -} - -#else -/* ac97 tune: use Headphone control as master */ -static int tune_hp_only(struct snd_ac97 *ac97) -{ - if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL) - return -ENOENT; - snd_ac97_remove_ctl(ac97, "Master Playback", "Switch"); - snd_ac97_remove_ctl(ac97, "Master Playback", "Volume"); - snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); - return 0; -} -#endif - -/* ac97 tune: swap Headphone and Master controls */ -static int tune_swap_hp(struct snd_ac97 *ac97) -{ - if (ctl_find(ac97, "Headphone Playback Switch", NULL) == NULL) - return -ENOENT; - snd_ac97_rename_vol_ctl(ac97, "Master Playback", "Line-Out Playback"); - snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); - return 0; -} - -/* ac97 tune: swap Surround and Master controls */ -static int tune_swap_surround(struct snd_ac97 *ac97) -{ - if (snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Switch") || - snd_ac97_swap_ctl(ac97, "Master Playback", "Surround Playback", "Volume")) - return -ENOENT; - return 0; -} - -/* ac97 tune: set up mic sharing for AD codecs */ -static int tune_ad_sharing(struct snd_ac97 *ac97) -{ - unsigned short scfg; - if ((ac97->id & 0xffffff00) != 0x41445300) { - snd_printk(KERN_ERR "ac97_quirk AD_SHARING is only for AD codecs\n"); - return -EINVAL; - } - /* Turn on OMS bit to route microphone to back panel */ - scfg = snd_ac97_read(ac97, AC97_AD_SERIAL_CFG); - snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, scfg | 0x0200); - return 0; -} - -static const struct snd_kcontrol_new snd_ac97_alc_jack_detect = -AC97_SINGLE("Jack Detect", AC97_ALC650_CLOCK, 5, 1, 0); - -/* ac97 tune: set up ALC jack-select */ -static int tune_alc_jack(struct snd_ac97 *ac97) -{ - if ((ac97->id & 0xffffff00) != 0x414c4700) { - snd_printk(KERN_ERR "ac97_quirk ALC_JACK is only for Realtek codecs\n"); - return -EINVAL; - } - snd_ac97_update_bits(ac97, 0x7a, 0x20, 0x20); /* select jack detect function */ - snd_ac97_update_bits(ac97, 0x7a, 0x01, 0x01); /* Line-out auto mute */ - if (ac97->id == AC97_ID_ALC658D) - snd_ac97_update_bits(ac97, 0x74, 0x0800, 0x0800); - return snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&snd_ac97_alc_jack_detect, ac97)); -} - -/* ac97 tune: inversed EAPD bit */ -static int tune_inv_eapd(struct snd_ac97 *ac97) -{ - struct snd_kcontrol *kctl = ctl_find(ac97, "External Amplifier", NULL); - if (! kctl) - return -ENOENT; - set_inv_eapd(ac97, kctl); - return 0; -} - -static int master_mute_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) -{ - int err = snd_ac97_put_volsw(kcontrol, ucontrol); - if (err > 0) { - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int shift = (kcontrol->private_value >> 8) & 0x0f; - int rshift = (kcontrol->private_value >> 12) & 0x0f; - unsigned short mask; - if (shift != rshift) - mask = AC97_MUTE_MASK_STEREO; - else - mask = AC97_MUTE_MASK_MONO; - snd_ac97_update_bits(ac97, AC97_POWERDOWN, AC97_PD_EAPD, - (ac97->regs[AC97_MASTER] & mask) == mask ? - AC97_PD_EAPD : 0); - } - return err; -} - -/* ac97 tune: EAPD controls mute LED bound with the master mute */ -static int tune_mute_led(struct snd_ac97 *ac97) -{ - struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL); - if (! msw) - return -ENOENT; - msw->put = master_mute_sw_put; - snd_ac97_remove_ctl(ac97, "External Amplifier", NULL); - snd_ac97_update_bits( - ac97, AC97_POWERDOWN, - AC97_PD_EAPD, AC97_PD_EAPD /* mute LED on */ - ); - ac97->scaps |= AC97_SCAP_EAPD_LED; - return 0; -} - -static int hp_master_mute_sw_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - int err = bind_hp_volsw_put(kcontrol, ucontrol); - if (err > 0) { - struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol); - int shift = (kcontrol->private_value >> 8) & 0x0f; - int rshift = (kcontrol->private_value >> 12) & 0x0f; - unsigned short mask; - if (shift != rshift) - mask = AC97_MUTE_MASK_STEREO; - else - mask = AC97_MUTE_MASK_MONO; - snd_ac97_update_bits(ac97, AC97_POWERDOWN, AC97_PD_EAPD, - (ac97->regs[AC97_MASTER] & mask) == mask ? - AC97_PD_EAPD : 0); - } - return err; -} - -static int tune_hp_mute_led(struct snd_ac97 *ac97) -{ - struct snd_kcontrol *msw = ctl_find(ac97, "Master Playback Switch", NULL); - struct snd_kcontrol *mvol = ctl_find(ac97, "Master Playback Volume", NULL); - if (! msw || ! mvol) - return -ENOENT; - msw->put = hp_master_mute_sw_put; - mvol->put = bind_hp_volsw_put; - snd_ac97_remove_ctl(ac97, "External Amplifier", NULL); - snd_ac97_remove_ctl(ac97, "Headphone Playback", "Switch"); - snd_ac97_remove_ctl(ac97, "Headphone Playback", "Volume"); - snd_ac97_update_bits( - ac97, AC97_POWERDOWN, - AC97_PD_EAPD, AC97_PD_EAPD /* mute LED on */ - ); - return 0; -} - -struct quirk_table { - const char *name; - int (*func)(struct snd_ac97 *); -}; - -static struct quirk_table applicable_quirks[] = { - { "none", NULL }, - { "hp_only", tune_hp_only }, - { "swap_hp", tune_swap_hp }, - { "swap_surround", tune_swap_surround }, - { "ad_sharing", tune_ad_sharing }, - { "alc_jack", tune_alc_jack }, - { "inv_eapd", tune_inv_eapd }, - { "mute_led", tune_mute_led }, - { "hp_mute_led", tune_hp_mute_led }, -}; - -/* apply the quirk with the given type */ -static int apply_quirk(struct snd_ac97 *ac97, int type) -{ - if (type <= 0) - return 0; - else if (type >= ARRAY_SIZE(applicable_quirks)) - return -EINVAL; - if (applicable_quirks[type].func) - return applicable_quirks[type].func(ac97); - return 0; -} - -/* apply the quirk with the given name */ -static int apply_quirk_str(struct snd_ac97 *ac97, const char *typestr) -{ - int i; - struct quirk_table *q; - - for (i = 0; i < ARRAY_SIZE(applicable_quirks); i++) { - q = &applicable_quirks[i]; - if (q->name && ! strcmp(typestr, q->name)) - return apply_quirk(ac97, i); - } - /* for compatibility, accept the numbers, too */ - if (*typestr >= '0' && *typestr <= '9') - return apply_quirk(ac97, (int)simple_strtoul(typestr, NULL, 10)); - return -EINVAL; -} - -/** - * snd_ac97_tune_hardware - tune up the hardware - * @ac97: the ac97 instance - * @quirk: quirk list - * @override: explicit quirk value (overrides the list if non-NULL) - * - * Do some workaround for each pci device, such as renaming of the - * headphone (true line-out) control as "Master". - * The quirk-list must be terminated with a zero-filled entry. - * - * Returns zero if successful, or a negative error code on failure. - */ - -int snd_ac97_tune_hardware(struct snd_ac97 *ac97, struct ac97_quirk *quirk, const char *override) -{ - int result; - - /* quirk overriden? */ - if (override && strcmp(override, "-1") && strcmp(override, "default")) { - result = apply_quirk_str(ac97, override); - if (result < 0) - snd_printk(KERN_ERR "applying quirk type %s failed (%d)\n", override, result); - return result; - } - - if (! quirk) - return -EINVAL; - - for (; quirk->subvendor; quirk++) { - if (quirk->subvendor != ac97->subsystem_vendor) - continue; - if ((! quirk->mask && quirk->subdevice == ac97->subsystem_device) || - quirk->subdevice == (quirk->mask & ac97->subsystem_device)) { - if (quirk->codec_id && quirk->codec_id != ac97->id) - continue; - snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk->name, ac97->subsystem_vendor, ac97->subsystem_device); - result = apply_quirk(ac97, quirk->type); - if (result < 0) - snd_printk(KERN_ERR "applying quirk type %d for %s failed (%d)\n", quirk->type, quirk->name, result); - return result; - } - } - return 0; -} - -EXPORT_SYMBOL(snd_ac97_tune_hardware); - -/* - * INIT part - */ - -static int __init alsa_ac97_init(void) -{ - return 0; -} - -static void __exit alsa_ac97_exit(void) -{ -} - -module_init(alsa_ac97_init) -module_exit(alsa_ac97_exit) |