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1478 lines
38 KiB
1478 lines
38 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* PMac Tumbler/Snapper lowlevel functions |
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* |
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* Copyright (c) by Takashi Iwai <[email protected]> |
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* |
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* Rene Rebe <[email protected]>: |
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* * update from shadow registers on wakeup and headphone plug |
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* * automatically toggle DRC on headphone plug |
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*/ |
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#include <linux/init.h> |
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#include <linux/delay.h> |
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#include <linux/i2c.h> |
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#include <linux/kmod.h> |
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#include <linux/slab.h> |
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#include <linux/interrupt.h> |
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#include <linux/string.h> |
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#include <linux/of_irq.h> |
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#include <linux/io.h> |
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#include <sound/core.h> |
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#include <asm/irq.h> |
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#include <asm/machdep.h> |
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#include <asm/pmac_feature.h> |
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#include "pmac.h" |
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#include "tumbler_volume.h" |
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#undef DEBUG |
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#ifdef DEBUG |
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#define DBG(fmt...) printk(KERN_DEBUG fmt) |
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#else |
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#define DBG(fmt...) |
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#endif |
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#define IS_G4DA (of_machine_is_compatible("PowerMac3,4")) |
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/* i2c address for tumbler */ |
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#define TAS_I2C_ADDR 0x34 |
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/* registers */ |
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#define TAS_REG_MCS 0x01 /* main control */ |
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#define TAS_REG_DRC 0x02 |
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#define TAS_REG_VOL 0x04 |
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#define TAS_REG_TREBLE 0x05 |
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#define TAS_REG_BASS 0x06 |
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#define TAS_REG_INPUT1 0x07 |
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#define TAS_REG_INPUT2 0x08 |
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|
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/* tas3001c */ |
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#define TAS_REG_PCM TAS_REG_INPUT1 |
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|
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/* tas3004 */ |
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#define TAS_REG_LMIX TAS_REG_INPUT1 |
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#define TAS_REG_RMIX TAS_REG_INPUT2 |
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#define TAS_REG_MCS2 0x43 /* main control 2 */ |
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#define TAS_REG_ACS 0x40 /* analog control */ |
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/* mono volumes for tas3001c/tas3004 */ |
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enum { |
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VOL_IDX_PCM_MONO, /* tas3001c only */ |
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VOL_IDX_BASS, VOL_IDX_TREBLE, |
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VOL_IDX_LAST_MONO |
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}; |
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/* stereo volumes for tas3004 */ |
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enum { |
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VOL_IDX_PCM, VOL_IDX_PCM2, VOL_IDX_ADC, |
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VOL_IDX_LAST_MIX |
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}; |
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struct pmac_gpio { |
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unsigned int addr; |
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u8 active_val; |
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u8 inactive_val; |
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u8 active_state; |
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}; |
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struct pmac_tumbler { |
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struct pmac_keywest i2c; |
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struct pmac_gpio audio_reset; |
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struct pmac_gpio amp_mute; |
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struct pmac_gpio line_mute; |
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struct pmac_gpio line_detect; |
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struct pmac_gpio hp_mute; |
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struct pmac_gpio hp_detect; |
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int headphone_irq; |
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int lineout_irq; |
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unsigned int save_master_vol[2]; |
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unsigned int master_vol[2]; |
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unsigned int save_master_switch[2]; |
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unsigned int master_switch[2]; |
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unsigned int mono_vol[VOL_IDX_LAST_MONO]; |
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unsigned int mix_vol[VOL_IDX_LAST_MIX][2]; /* stereo volumes for tas3004 */ |
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int drc_range; |
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int drc_enable; |
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int capture_source; |
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int anded_reset; |
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int auto_mute_notify; |
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int reset_on_sleep; |
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u8 acs; |
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}; |
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/* |
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*/ |
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static int send_init_client(struct pmac_keywest *i2c, const unsigned int *regs) |
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{ |
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while (*regs > 0) { |
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int err, count = 10; |
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do { |
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err = i2c_smbus_write_byte_data(i2c->client, |
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regs[0], regs[1]); |
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if (err >= 0) |
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break; |
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DBG("(W) i2c error %d\n", err); |
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mdelay(10); |
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} while (count--); |
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if (err < 0) |
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return -ENXIO; |
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regs += 2; |
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} |
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return 0; |
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} |
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static int tumbler_init_client(struct pmac_keywest *i2c) |
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{ |
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static const unsigned int regs[] = { |
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/* normal operation, SCLK=64fps, i2s output, i2s input, 16bit width */ |
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TAS_REG_MCS, (1<<6)|(2<<4)|(2<<2)|0, |
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0, /* terminator */ |
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}; |
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DBG("(I) tumbler init client\n"); |
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return send_init_client(i2c, regs); |
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} |
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static int snapper_init_client(struct pmac_keywest *i2c) |
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{ |
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static const unsigned int regs[] = { |
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/* normal operation, SCLK=64fps, i2s output, 16bit width */ |
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TAS_REG_MCS, (1<<6)|(2<<4)|0, |
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/* normal operation, all-pass mode */ |
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TAS_REG_MCS2, (1<<1), |
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/* normal output, no deemphasis, A input, power-up, line-in */ |
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TAS_REG_ACS, 0, |
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0, /* terminator */ |
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}; |
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DBG("(I) snapper init client\n"); |
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return send_init_client(i2c, regs); |
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} |
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/* |
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* gpio access |
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*/ |
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#define do_gpio_write(gp, val) \ |
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pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, (gp)->addr, val) |
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#define do_gpio_read(gp) \ |
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pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, (gp)->addr, 0) |
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#define tumbler_gpio_free(gp) /* NOP */ |
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|
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static void write_audio_gpio(struct pmac_gpio *gp, int active) |
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{ |
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if (! gp->addr) |
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return; |
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active = active ? gp->active_val : gp->inactive_val; |
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do_gpio_write(gp, active); |
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DBG("(I) gpio %x write %d\n", gp->addr, active); |
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} |
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static int check_audio_gpio(struct pmac_gpio *gp) |
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{ |
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int ret; |
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|
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if (! gp->addr) |
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return 0; |
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ret = do_gpio_read(gp); |
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return (ret & 0x1) == (gp->active_val & 0x1); |
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} |
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static int read_audio_gpio(struct pmac_gpio *gp) |
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{ |
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int ret; |
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if (! gp->addr) |
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return 0; |
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ret = do_gpio_read(gp); |
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ret = (ret & 0x02) !=0; |
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return ret == gp->active_state; |
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} |
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/* |
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* update master volume |
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*/ |
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static int tumbler_set_master_volume(struct pmac_tumbler *mix) |
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{ |
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unsigned char block[6]; |
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unsigned int left_vol, right_vol; |
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|
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if (! mix->i2c.client) |
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return -ENODEV; |
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if (! mix->master_switch[0]) |
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left_vol = 0; |
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else { |
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left_vol = mix->master_vol[0]; |
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if (left_vol >= ARRAY_SIZE(master_volume_table)) |
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left_vol = ARRAY_SIZE(master_volume_table) - 1; |
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left_vol = master_volume_table[left_vol]; |
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} |
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if (! mix->master_switch[1]) |
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right_vol = 0; |
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else { |
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right_vol = mix->master_vol[1]; |
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if (right_vol >= ARRAY_SIZE(master_volume_table)) |
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right_vol = ARRAY_SIZE(master_volume_table) - 1; |
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right_vol = master_volume_table[right_vol]; |
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} |
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block[0] = (left_vol >> 16) & 0xff; |
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block[1] = (left_vol >> 8) & 0xff; |
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block[2] = (left_vol >> 0) & 0xff; |
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block[3] = (right_vol >> 16) & 0xff; |
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block[4] = (right_vol >> 8) & 0xff; |
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block[5] = (right_vol >> 0) & 0xff; |
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if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_VOL, 6, |
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block) < 0) { |
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snd_printk(KERN_ERR "failed to set volume \n"); |
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return -EINVAL; |
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} |
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DBG("(I) succeeded to set volume (%u, %u)\n", left_vol, right_vol); |
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return 0; |
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} |
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/* output volume */ |
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static int tumbler_info_master_volume(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo) |
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{ |
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uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
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uinfo->count = 2; |
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uinfo->value.integer.min = 0; |
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uinfo->value.integer.max = ARRAY_SIZE(master_volume_table) - 1; |
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return 0; |
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} |
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static int tumbler_get_master_volume(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix = chip->mixer_data; |
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ucontrol->value.integer.value[0] = mix->master_vol[0]; |
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ucontrol->value.integer.value[1] = mix->master_vol[1]; |
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return 0; |
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} |
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static int tumbler_put_master_volume(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix = chip->mixer_data; |
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unsigned int vol[2]; |
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int change; |
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vol[0] = ucontrol->value.integer.value[0]; |
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vol[1] = ucontrol->value.integer.value[1]; |
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if (vol[0] >= ARRAY_SIZE(master_volume_table) || |
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vol[1] >= ARRAY_SIZE(master_volume_table)) |
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return -EINVAL; |
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change = mix->master_vol[0] != vol[0] || |
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mix->master_vol[1] != vol[1]; |
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if (change) { |
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mix->master_vol[0] = vol[0]; |
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mix->master_vol[1] = vol[1]; |
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tumbler_set_master_volume(mix); |
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} |
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return change; |
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} |
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/* output switch */ |
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static int tumbler_get_master_switch(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix = chip->mixer_data; |
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ucontrol->value.integer.value[0] = mix->master_switch[0]; |
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ucontrol->value.integer.value[1] = mix->master_switch[1]; |
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return 0; |
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} |
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static int tumbler_put_master_switch(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix = chip->mixer_data; |
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int change; |
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change = mix->master_switch[0] != ucontrol->value.integer.value[0] || |
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mix->master_switch[1] != ucontrol->value.integer.value[1]; |
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if (change) { |
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mix->master_switch[0] = !!ucontrol->value.integer.value[0]; |
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mix->master_switch[1] = !!ucontrol->value.integer.value[1]; |
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tumbler_set_master_volume(mix); |
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} |
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return change; |
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} |
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/* |
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* TAS3001c dynamic range compression |
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*/ |
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#define TAS3001_DRC_MAX 0x5f |
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static int tumbler_set_drc(struct pmac_tumbler *mix) |
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{ |
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unsigned char val[2]; |
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if (! mix->i2c.client) |
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return -ENODEV; |
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if (mix->drc_enable) { |
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val[0] = 0xc1; /* enable, 3:1 compression */ |
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if (mix->drc_range > TAS3001_DRC_MAX) |
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val[1] = 0xf0; |
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else if (mix->drc_range < 0) |
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val[1] = 0x91; |
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else |
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val[1] = mix->drc_range + 0x91; |
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} else { |
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val[0] = 0; |
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val[1] = 0; |
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} |
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if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_DRC, |
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2, val) < 0) { |
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snd_printk(KERN_ERR "failed to set DRC\n"); |
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return -EINVAL; |
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} |
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DBG("(I) succeeded to set DRC (%u, %u)\n", val[0], val[1]); |
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return 0; |
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} |
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/* |
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* TAS3004 |
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*/ |
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#define TAS3004_DRC_MAX 0xef |
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static int snapper_set_drc(struct pmac_tumbler *mix) |
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{ |
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unsigned char val[6]; |
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if (! mix->i2c.client) |
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return -ENODEV; |
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if (mix->drc_enable) |
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val[0] = 0x50; /* 3:1 above threshold */ |
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else |
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val[0] = 0x51; /* disabled */ |
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val[1] = 0x02; /* 1:1 below threshold */ |
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if (mix->drc_range > 0xef) |
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val[2] = 0xef; |
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else if (mix->drc_range < 0) |
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val[2] = 0x00; |
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else |
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val[2] = mix->drc_range; |
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val[3] = 0xb0; |
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val[4] = 0x60; |
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val[5] = 0xa0; |
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if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_DRC, |
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6, val) < 0) { |
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snd_printk(KERN_ERR "failed to set DRC\n"); |
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return -EINVAL; |
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} |
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DBG("(I) succeeded to set DRC (%u, %u)\n", val[0], val[1]); |
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return 0; |
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} |
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static int tumbler_info_drc_value(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
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uinfo->count = 1; |
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uinfo->value.integer.min = 0; |
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uinfo->value.integer.max = |
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chip->model == PMAC_TUMBLER ? TAS3001_DRC_MAX : TAS3004_DRC_MAX; |
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return 0; |
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} |
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static int tumbler_get_drc_value(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix; |
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if (! (mix = chip->mixer_data)) |
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return -ENODEV; |
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ucontrol->value.integer.value[0] = mix->drc_range; |
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return 0; |
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} |
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static int tumbler_put_drc_value(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix; |
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unsigned int val; |
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int change; |
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if (! (mix = chip->mixer_data)) |
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return -ENODEV; |
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val = ucontrol->value.integer.value[0]; |
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if (chip->model == PMAC_TUMBLER) { |
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if (val > TAS3001_DRC_MAX) |
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return -EINVAL; |
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} else { |
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if (val > TAS3004_DRC_MAX) |
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return -EINVAL; |
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} |
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change = mix->drc_range != val; |
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if (change) { |
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mix->drc_range = val; |
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if (chip->model == PMAC_TUMBLER) |
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tumbler_set_drc(mix); |
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else |
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snapper_set_drc(mix); |
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} |
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return change; |
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} |
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static int tumbler_get_drc_switch(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix; |
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if (! (mix = chip->mixer_data)) |
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return -ENODEV; |
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ucontrol->value.integer.value[0] = mix->drc_enable; |
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return 0; |
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} |
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static int tumbler_put_drc_switch(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix; |
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int change; |
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|
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if (! (mix = chip->mixer_data)) |
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return -ENODEV; |
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change = mix->drc_enable != ucontrol->value.integer.value[0]; |
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if (change) { |
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mix->drc_enable = !!ucontrol->value.integer.value[0]; |
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if (chip->model == PMAC_TUMBLER) |
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tumbler_set_drc(mix); |
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else |
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snapper_set_drc(mix); |
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} |
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return change; |
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} |
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/* |
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* mono volumes |
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*/ |
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|
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struct tumbler_mono_vol { |
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int index; |
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int reg; |
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int bytes; |
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unsigned int max; |
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const unsigned int *table; |
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}; |
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|
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static int tumbler_set_mono_volume(struct pmac_tumbler *mix, |
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const struct tumbler_mono_vol *info) |
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{ |
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unsigned char block[4]; |
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unsigned int vol; |
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int i; |
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|
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if (! mix->i2c.client) |
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return -ENODEV; |
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|
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vol = mix->mono_vol[info->index]; |
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if (vol >= info->max) |
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vol = info->max - 1; |
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vol = info->table[vol]; |
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for (i = 0; i < info->bytes; i++) |
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block[i] = (vol >> ((info->bytes - i - 1) * 8)) & 0xff; |
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if (i2c_smbus_write_i2c_block_data(mix->i2c.client, info->reg, |
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info->bytes, block) < 0) { |
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snd_printk(KERN_ERR "failed to set mono volume %d\n", |
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info->index); |
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return -EINVAL; |
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} |
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return 0; |
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} |
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|
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static int tumbler_info_mono(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo) |
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{ |
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struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
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|
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uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
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uinfo->count = 1; |
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uinfo->value.integer.min = 0; |
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uinfo->value.integer.max = info->max - 1; |
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return 0; |
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} |
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|
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static int tumbler_get_mono(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix; |
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if (! (mix = chip->mixer_data)) |
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return -ENODEV; |
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ucontrol->value.integer.value[0] = mix->mono_vol[info->index]; |
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return 0; |
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} |
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|
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static int tumbler_put_mono(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
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struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
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struct pmac_tumbler *mix; |
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unsigned int vol; |
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int change; |
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|
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if (! (mix = chip->mixer_data)) |
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return -ENODEV; |
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vol = ucontrol->value.integer.value[0]; |
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if (vol >= info->max) |
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return -EINVAL; |
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change = mix->mono_vol[info->index] != vol; |
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if (change) { |
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mix->mono_vol[info->index] = vol; |
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tumbler_set_mono_volume(mix, info); |
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} |
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return change; |
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} |
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|
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/* TAS3001c mono volumes */ |
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static const struct tumbler_mono_vol tumbler_pcm_vol_info = { |
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.index = VOL_IDX_PCM_MONO, |
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.reg = TAS_REG_PCM, |
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.bytes = 3, |
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.max = ARRAY_SIZE(mixer_volume_table), |
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.table = mixer_volume_table, |
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}; |
|
|
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static const struct tumbler_mono_vol tumbler_bass_vol_info = { |
|
.index = VOL_IDX_BASS, |
|
.reg = TAS_REG_BASS, |
|
.bytes = 1, |
|
.max = ARRAY_SIZE(bass_volume_table), |
|
.table = bass_volume_table, |
|
}; |
|
|
|
static const struct tumbler_mono_vol tumbler_treble_vol_info = { |
|
.index = VOL_IDX_TREBLE, |
|
.reg = TAS_REG_TREBLE, |
|
.bytes = 1, |
|
.max = ARRAY_SIZE(treble_volume_table), |
|
.table = treble_volume_table, |
|
}; |
|
|
|
/* TAS3004 mono volumes */ |
|
static const struct tumbler_mono_vol snapper_bass_vol_info = { |
|
.index = VOL_IDX_BASS, |
|
.reg = TAS_REG_BASS, |
|
.bytes = 1, |
|
.max = ARRAY_SIZE(snapper_bass_volume_table), |
|
.table = snapper_bass_volume_table, |
|
}; |
|
|
|
static const struct tumbler_mono_vol snapper_treble_vol_info = { |
|
.index = VOL_IDX_TREBLE, |
|
.reg = TAS_REG_TREBLE, |
|
.bytes = 1, |
|
.max = ARRAY_SIZE(snapper_treble_volume_table), |
|
.table = snapper_treble_volume_table, |
|
}; |
|
|
|
|
|
#define DEFINE_MONO(xname,type) { \ |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
|
.name = xname, \ |
|
.info = tumbler_info_mono, \ |
|
.get = tumbler_get_mono, \ |
|
.put = tumbler_put_mono, \ |
|
.private_value = (unsigned long)(&tumbler_##type##_vol_info), \ |
|
} |
|
|
|
#define DEFINE_SNAPPER_MONO(xname,type) { \ |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
|
.name = xname, \ |
|
.info = tumbler_info_mono, \ |
|
.get = tumbler_get_mono, \ |
|
.put = tumbler_put_mono, \ |
|
.private_value = (unsigned long)(&snapper_##type##_vol_info), \ |
|
} |
|
|
|
|
|
/* |
|
* snapper mixer volumes |
|
*/ |
|
|
|
static int snapper_set_mix_vol1(struct pmac_tumbler *mix, int idx, int ch, int reg) |
|
{ |
|
int i, j, vol; |
|
unsigned char block[9]; |
|
|
|
vol = mix->mix_vol[idx][ch]; |
|
if (vol >= ARRAY_SIZE(mixer_volume_table)) { |
|
vol = ARRAY_SIZE(mixer_volume_table) - 1; |
|
mix->mix_vol[idx][ch] = vol; |
|
} |
|
|
|
for (i = 0; i < 3; i++) { |
|
vol = mix->mix_vol[i][ch]; |
|
vol = mixer_volume_table[vol]; |
|
for (j = 0; j < 3; j++) |
|
block[i * 3 + j] = (vol >> ((2 - j) * 8)) & 0xff; |
|
} |
|
if (i2c_smbus_write_i2c_block_data(mix->i2c.client, reg, |
|
9, block) < 0) { |
|
snd_printk(KERN_ERR "failed to set mono volume %d\n", reg); |
|
return -EINVAL; |
|
} |
|
return 0; |
|
} |
|
|
|
static int snapper_set_mix_vol(struct pmac_tumbler *mix, int idx) |
|
{ |
|
if (! mix->i2c.client) |
|
return -ENODEV; |
|
if (snapper_set_mix_vol1(mix, idx, 0, TAS_REG_LMIX) < 0 || |
|
snapper_set_mix_vol1(mix, idx, 1, TAS_REG_RMIX) < 0) |
|
return -EINVAL; |
|
return 0; |
|
} |
|
|
|
static int snapper_info_mix(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 = ARRAY_SIZE(mixer_volume_table) - 1; |
|
return 0; |
|
} |
|
|
|
static int snapper_get_mix(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
int idx = (int)kcontrol->private_value; |
|
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
|
struct pmac_tumbler *mix; |
|
if (! (mix = chip->mixer_data)) |
|
return -ENODEV; |
|
ucontrol->value.integer.value[0] = mix->mix_vol[idx][0]; |
|
ucontrol->value.integer.value[1] = mix->mix_vol[idx][1]; |
|
return 0; |
|
} |
|
|
|
static int snapper_put_mix(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
int idx = (int)kcontrol->private_value; |
|
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
|
struct pmac_tumbler *mix; |
|
unsigned int vol[2]; |
|
int change; |
|
|
|
if (! (mix = chip->mixer_data)) |
|
return -ENODEV; |
|
vol[0] = ucontrol->value.integer.value[0]; |
|
vol[1] = ucontrol->value.integer.value[1]; |
|
if (vol[0] >= ARRAY_SIZE(mixer_volume_table) || |
|
vol[1] >= ARRAY_SIZE(mixer_volume_table)) |
|
return -EINVAL; |
|
change = mix->mix_vol[idx][0] != vol[0] || |
|
mix->mix_vol[idx][1] != vol[1]; |
|
if (change) { |
|
mix->mix_vol[idx][0] = vol[0]; |
|
mix->mix_vol[idx][1] = vol[1]; |
|
snapper_set_mix_vol(mix, idx); |
|
} |
|
return change; |
|
} |
|
|
|
|
|
/* |
|
* mute switches. FIXME: Turn that into software mute when both outputs are muted |
|
* to avoid codec reset on ibook M7 |
|
*/ |
|
|
|
enum { TUMBLER_MUTE_HP, TUMBLER_MUTE_AMP, TUMBLER_MUTE_LINE }; |
|
|
|
static int tumbler_get_mute_switch(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
|
struct pmac_tumbler *mix; |
|
struct pmac_gpio *gp; |
|
if (! (mix = chip->mixer_data)) |
|
return -ENODEV; |
|
switch(kcontrol->private_value) { |
|
case TUMBLER_MUTE_HP: |
|
gp = &mix->hp_mute; break; |
|
case TUMBLER_MUTE_AMP: |
|
gp = &mix->amp_mute; break; |
|
case TUMBLER_MUTE_LINE: |
|
gp = &mix->line_mute; break; |
|
default: |
|
gp = NULL; |
|
} |
|
if (gp == NULL) |
|
return -EINVAL; |
|
ucontrol->value.integer.value[0] = !check_audio_gpio(gp); |
|
return 0; |
|
} |
|
|
|
static int tumbler_put_mute_switch(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
|
struct pmac_tumbler *mix; |
|
struct pmac_gpio *gp; |
|
int val; |
|
#ifdef PMAC_SUPPORT_AUTOMUTE |
|
if (chip->update_automute && chip->auto_mute) |
|
return 0; /* don't touch in the auto-mute mode */ |
|
#endif |
|
if (! (mix = chip->mixer_data)) |
|
return -ENODEV; |
|
switch(kcontrol->private_value) { |
|
case TUMBLER_MUTE_HP: |
|
gp = &mix->hp_mute; break; |
|
case TUMBLER_MUTE_AMP: |
|
gp = &mix->amp_mute; break; |
|
case TUMBLER_MUTE_LINE: |
|
gp = &mix->line_mute; break; |
|
default: |
|
gp = NULL; |
|
} |
|
if (gp == NULL) |
|
return -EINVAL; |
|
val = ! check_audio_gpio(gp); |
|
if (val != ucontrol->value.integer.value[0]) { |
|
write_audio_gpio(gp, ! ucontrol->value.integer.value[0]); |
|
return 1; |
|
} |
|
return 0; |
|
} |
|
|
|
static int snapper_set_capture_source(struct pmac_tumbler *mix) |
|
{ |
|
if (! mix->i2c.client) |
|
return -ENODEV; |
|
if (mix->capture_source) |
|
mix->acs |= 2; |
|
else |
|
mix->acs &= ~2; |
|
return i2c_smbus_write_byte_data(mix->i2c.client, TAS_REG_ACS, mix->acs); |
|
} |
|
|
|
static int snapper_info_capture_source(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_info *uinfo) |
|
{ |
|
static const char * const texts[2] = { |
|
"Line", "Mic" |
|
}; |
|
|
|
return snd_ctl_enum_info(uinfo, 1, 2, texts); |
|
} |
|
|
|
static int snapper_get_capture_source(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
|
|
ucontrol->value.enumerated.item[0] = mix->capture_source; |
|
return 0; |
|
} |
|
|
|
static int snapper_put_capture_source(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
int change; |
|
|
|
change = ucontrol->value.enumerated.item[0] != mix->capture_source; |
|
if (change) { |
|
mix->capture_source = !!ucontrol->value.enumerated.item[0]; |
|
snapper_set_capture_source(mix); |
|
} |
|
return change; |
|
} |
|
|
|
#define DEFINE_SNAPPER_MIX(xname,idx,ofs) { \ |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
|
.name = xname, \ |
|
.info = snapper_info_mix, \ |
|
.get = snapper_get_mix, \ |
|
.put = snapper_put_mix, \ |
|
.index = idx,\ |
|
.private_value = ofs, \ |
|
} |
|
|
|
|
|
/* |
|
*/ |
|
static const struct snd_kcontrol_new tumbler_mixers[] = { |
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Master Playback Volume", |
|
.info = tumbler_info_master_volume, |
|
.get = tumbler_get_master_volume, |
|
.put = tumbler_put_master_volume |
|
}, |
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Master Playback Switch", |
|
.info = snd_pmac_boolean_stereo_info, |
|
.get = tumbler_get_master_switch, |
|
.put = tumbler_put_master_switch |
|
}, |
|
DEFINE_MONO("Tone Control - Bass", bass), |
|
DEFINE_MONO("Tone Control - Treble", treble), |
|
DEFINE_MONO("PCM Playback Volume", pcm), |
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "DRC Range", |
|
.info = tumbler_info_drc_value, |
|
.get = tumbler_get_drc_value, |
|
.put = tumbler_put_drc_value |
|
}, |
|
}; |
|
|
|
static const struct snd_kcontrol_new snapper_mixers[] = { |
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Master Playback Volume", |
|
.info = tumbler_info_master_volume, |
|
.get = tumbler_get_master_volume, |
|
.put = tumbler_put_master_volume |
|
}, |
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Master Playback Switch", |
|
.info = snd_pmac_boolean_stereo_info, |
|
.get = tumbler_get_master_switch, |
|
.put = tumbler_put_master_switch |
|
}, |
|
DEFINE_SNAPPER_MIX("PCM Playback Volume", 0, VOL_IDX_PCM), |
|
/* Alternative PCM is assigned to Mic analog loopback on iBook G4 */ |
|
DEFINE_SNAPPER_MIX("Mic Playback Volume", 0, VOL_IDX_PCM2), |
|
DEFINE_SNAPPER_MIX("Monitor Mix Volume", 0, VOL_IDX_ADC), |
|
DEFINE_SNAPPER_MONO("Tone Control - Bass", bass), |
|
DEFINE_SNAPPER_MONO("Tone Control - Treble", treble), |
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "DRC Range", |
|
.info = tumbler_info_drc_value, |
|
.get = tumbler_get_drc_value, |
|
.put = tumbler_put_drc_value |
|
}, |
|
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Input Source", /* FIXME: "Capture Source" doesn't work properly */ |
|
.info = snapper_info_capture_source, |
|
.get = snapper_get_capture_source, |
|
.put = snapper_put_capture_source |
|
}, |
|
}; |
|
|
|
static const struct snd_kcontrol_new tumbler_hp_sw = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Headphone Playback Switch", |
|
.info = snd_pmac_boolean_mono_info, |
|
.get = tumbler_get_mute_switch, |
|
.put = tumbler_put_mute_switch, |
|
.private_value = TUMBLER_MUTE_HP, |
|
}; |
|
static const struct snd_kcontrol_new tumbler_speaker_sw = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Speaker Playback Switch", |
|
.info = snd_pmac_boolean_mono_info, |
|
.get = tumbler_get_mute_switch, |
|
.put = tumbler_put_mute_switch, |
|
.private_value = TUMBLER_MUTE_AMP, |
|
}; |
|
static const struct snd_kcontrol_new tumbler_lineout_sw = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Line Out Playback Switch", |
|
.info = snd_pmac_boolean_mono_info, |
|
.get = tumbler_get_mute_switch, |
|
.put = tumbler_put_mute_switch, |
|
.private_value = TUMBLER_MUTE_LINE, |
|
}; |
|
static const struct snd_kcontrol_new tumbler_drc_sw = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "DRC Switch", |
|
.info = snd_pmac_boolean_mono_info, |
|
.get = tumbler_get_drc_switch, |
|
.put = tumbler_put_drc_switch |
|
}; |
|
|
|
|
|
#ifdef PMAC_SUPPORT_AUTOMUTE |
|
/* |
|
* auto-mute stuffs |
|
*/ |
|
static int tumbler_detect_headphone(struct snd_pmac *chip) |
|
{ |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
int detect = 0; |
|
|
|
if (mix->hp_detect.addr) |
|
detect |= read_audio_gpio(&mix->hp_detect); |
|
return detect; |
|
} |
|
|
|
static int tumbler_detect_lineout(struct snd_pmac *chip) |
|
{ |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
int detect = 0; |
|
|
|
if (mix->line_detect.addr) |
|
detect |= read_audio_gpio(&mix->line_detect); |
|
return detect; |
|
} |
|
|
|
static void check_mute(struct snd_pmac *chip, struct pmac_gpio *gp, int val, int do_notify, |
|
struct snd_kcontrol *sw) |
|
{ |
|
if (check_audio_gpio(gp) != val) { |
|
write_audio_gpio(gp, val); |
|
if (do_notify) |
|
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
|
&sw->id); |
|
} |
|
} |
|
|
|
static struct work_struct device_change; |
|
static struct snd_pmac *device_change_chip; |
|
|
|
static void device_change_handler(struct work_struct *work) |
|
{ |
|
struct snd_pmac *chip = device_change_chip; |
|
struct pmac_tumbler *mix; |
|
int headphone, lineout; |
|
|
|
if (!chip) |
|
return; |
|
|
|
mix = chip->mixer_data; |
|
if (snd_BUG_ON(!mix)) |
|
return; |
|
|
|
headphone = tumbler_detect_headphone(chip); |
|
lineout = tumbler_detect_lineout(chip); |
|
|
|
DBG("headphone: %d, lineout: %d\n", headphone, lineout); |
|
|
|
if (headphone || lineout) { |
|
/* unmute headphone/lineout & mute speaker */ |
|
if (headphone) |
|
check_mute(chip, &mix->hp_mute, 0, mix->auto_mute_notify, |
|
chip->master_sw_ctl); |
|
if (lineout && mix->line_mute.addr != 0) |
|
check_mute(chip, &mix->line_mute, 0, mix->auto_mute_notify, |
|
chip->lineout_sw_ctl); |
|
if (mix->anded_reset) |
|
msleep(10); |
|
check_mute(chip, &mix->amp_mute, !IS_G4DA, mix->auto_mute_notify, |
|
chip->speaker_sw_ctl); |
|
} else { |
|
/* unmute speaker, mute others */ |
|
check_mute(chip, &mix->amp_mute, 0, mix->auto_mute_notify, |
|
chip->speaker_sw_ctl); |
|
if (mix->anded_reset) |
|
msleep(10); |
|
check_mute(chip, &mix->hp_mute, 1, mix->auto_mute_notify, |
|
chip->master_sw_ctl); |
|
if (mix->line_mute.addr != 0) |
|
check_mute(chip, &mix->line_mute, 1, mix->auto_mute_notify, |
|
chip->lineout_sw_ctl); |
|
} |
|
if (mix->auto_mute_notify) |
|
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
|
&chip->hp_detect_ctl->id); |
|
|
|
#ifdef CONFIG_SND_POWERMAC_AUTO_DRC |
|
mix->drc_enable = ! (headphone || lineout); |
|
if (mix->auto_mute_notify) |
|
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
|
&chip->drc_sw_ctl->id); |
|
if (chip->model == PMAC_TUMBLER) |
|
tumbler_set_drc(mix); |
|
else |
|
snapper_set_drc(mix); |
|
#endif |
|
|
|
/* reset the master volume so the correct amplification is applied */ |
|
tumbler_set_master_volume(mix); |
|
} |
|
|
|
static void tumbler_update_automute(struct snd_pmac *chip, int do_notify) |
|
{ |
|
if (chip->auto_mute) { |
|
struct pmac_tumbler *mix; |
|
mix = chip->mixer_data; |
|
if (snd_BUG_ON(!mix)) |
|
return; |
|
mix->auto_mute_notify = do_notify; |
|
schedule_work(&device_change); |
|
} |
|
} |
|
#endif /* PMAC_SUPPORT_AUTOMUTE */ |
|
|
|
|
|
/* interrupt - headphone plug changed */ |
|
static irqreturn_t headphone_intr(int irq, void *devid) |
|
{ |
|
struct snd_pmac *chip = devid; |
|
if (chip->update_automute && chip->initialized) { |
|
chip->update_automute(chip, 1); |
|
return IRQ_HANDLED; |
|
} |
|
return IRQ_NONE; |
|
} |
|
|
|
/* look for audio-gpio device */ |
|
static struct device_node *find_audio_device(const char *name) |
|
{ |
|
struct device_node *gpiop; |
|
struct device_node *np; |
|
|
|
gpiop = of_find_node_by_name(NULL, "gpio"); |
|
if (! gpiop) |
|
return NULL; |
|
|
|
for (np = of_get_next_child(gpiop, NULL); np; |
|
np = of_get_next_child(gpiop, np)) { |
|
const char *property = of_get_property(np, "audio-gpio", NULL); |
|
if (property && strcmp(property, name) == 0) |
|
break; |
|
} |
|
of_node_put(gpiop); |
|
return np; |
|
} |
|
|
|
/* look for audio-gpio device */ |
|
static struct device_node *find_compatible_audio_device(const char *name) |
|
{ |
|
struct device_node *gpiop; |
|
struct device_node *np; |
|
|
|
gpiop = of_find_node_by_name(NULL, "gpio"); |
|
if (!gpiop) |
|
return NULL; |
|
|
|
for (np = of_get_next_child(gpiop, NULL); np; |
|
np = of_get_next_child(gpiop, np)) { |
|
if (of_device_is_compatible(np, name)) |
|
break; |
|
} |
|
of_node_put(gpiop); |
|
return np; |
|
} |
|
|
|
/* find an audio device and get its address */ |
|
static long tumbler_find_device(const char *device, const char *platform, |
|
struct pmac_gpio *gp, int is_compatible) |
|
{ |
|
struct device_node *node; |
|
const u32 *base; |
|
u32 addr; |
|
long ret; |
|
|
|
if (is_compatible) |
|
node = find_compatible_audio_device(device); |
|
else |
|
node = find_audio_device(device); |
|
if (! node) { |
|
DBG("(W) cannot find audio device %s !\n", device); |
|
snd_printdd("cannot find device %s\n", device); |
|
return -ENODEV; |
|
} |
|
|
|
base = of_get_property(node, "AAPL,address", NULL); |
|
if (! base) { |
|
base = of_get_property(node, "reg", NULL); |
|
if (!base) { |
|
DBG("(E) cannot find address for device %s !\n", device); |
|
snd_printd("cannot find address for device %s\n", device); |
|
of_node_put(node); |
|
return -ENODEV; |
|
} |
|
addr = *base; |
|
if (addr < 0x50) |
|
addr += 0x50; |
|
} else |
|
addr = *base; |
|
|
|
gp->addr = addr & 0x0000ffff; |
|
/* Try to find the active state, default to 0 ! */ |
|
base = of_get_property(node, "audio-gpio-active-state", NULL); |
|
if (base) { |
|
gp->active_state = *base; |
|
gp->active_val = (*base) ? 0x5 : 0x4; |
|
gp->inactive_val = (*base) ? 0x4 : 0x5; |
|
} else { |
|
const u32 *prop = NULL; |
|
gp->active_state = IS_G4DA |
|
&& !strncmp(device, "keywest-gpio1", 13); |
|
gp->active_val = 0x4; |
|
gp->inactive_val = 0x5; |
|
/* Here are some crude hacks to extract the GPIO polarity and |
|
* open collector informations out of the do-platform script |
|
* as we don't yet have an interpreter for these things |
|
*/ |
|
if (platform) |
|
prop = of_get_property(node, platform, NULL); |
|
if (prop) { |
|
if (prop[3] == 0x9 && prop[4] == 0x9) { |
|
gp->active_val = 0xd; |
|
gp->inactive_val = 0xc; |
|
} |
|
if (prop[3] == 0x1 && prop[4] == 0x1) { |
|
gp->active_val = 0x5; |
|
gp->inactive_val = 0x4; |
|
} |
|
} |
|
} |
|
|
|
DBG("(I) GPIO device %s found, offset: %x, active state: %d !\n", |
|
device, gp->addr, gp->active_state); |
|
|
|
ret = irq_of_parse_and_map(node, 0); |
|
of_node_put(node); |
|
return ret; |
|
} |
|
|
|
/* reset audio */ |
|
static void tumbler_reset_audio(struct snd_pmac *chip) |
|
{ |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
|
|
if (mix->anded_reset) { |
|
DBG("(I) codec anded reset !\n"); |
|
write_audio_gpio(&mix->hp_mute, 0); |
|
write_audio_gpio(&mix->amp_mute, 0); |
|
msleep(200); |
|
write_audio_gpio(&mix->hp_mute, 1); |
|
write_audio_gpio(&mix->amp_mute, 1); |
|
msleep(100); |
|
write_audio_gpio(&mix->hp_mute, 0); |
|
write_audio_gpio(&mix->amp_mute, 0); |
|
msleep(100); |
|
} else { |
|
DBG("(I) codec normal reset !\n"); |
|
|
|
write_audio_gpio(&mix->audio_reset, 0); |
|
msleep(200); |
|
write_audio_gpio(&mix->audio_reset, 1); |
|
msleep(100); |
|
write_audio_gpio(&mix->audio_reset, 0); |
|
msleep(100); |
|
} |
|
} |
|
|
|
#ifdef CONFIG_PM |
|
/* suspend mixer */ |
|
static void tumbler_suspend(struct snd_pmac *chip) |
|
{ |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
|
|
if (mix->headphone_irq >= 0) |
|
disable_irq(mix->headphone_irq); |
|
if (mix->lineout_irq >= 0) |
|
disable_irq(mix->lineout_irq); |
|
mix->save_master_switch[0] = mix->master_switch[0]; |
|
mix->save_master_switch[1] = mix->master_switch[1]; |
|
mix->save_master_vol[0] = mix->master_vol[0]; |
|
mix->save_master_vol[1] = mix->master_vol[1]; |
|
mix->master_switch[0] = mix->master_switch[1] = 0; |
|
tumbler_set_master_volume(mix); |
|
if (!mix->anded_reset) { |
|
write_audio_gpio(&mix->amp_mute, 1); |
|
write_audio_gpio(&mix->hp_mute, 1); |
|
} |
|
if (chip->model == PMAC_SNAPPER) { |
|
mix->acs |= 1; |
|
i2c_smbus_write_byte_data(mix->i2c.client, TAS_REG_ACS, mix->acs); |
|
} |
|
if (mix->anded_reset) { |
|
write_audio_gpio(&mix->amp_mute, 1); |
|
write_audio_gpio(&mix->hp_mute, 1); |
|
} else |
|
write_audio_gpio(&mix->audio_reset, 1); |
|
} |
|
|
|
/* resume mixer */ |
|
static void tumbler_resume(struct snd_pmac *chip) |
|
{ |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
|
|
mix->acs &= ~1; |
|
mix->master_switch[0] = mix->save_master_switch[0]; |
|
mix->master_switch[1] = mix->save_master_switch[1]; |
|
mix->master_vol[0] = mix->save_master_vol[0]; |
|
mix->master_vol[1] = mix->save_master_vol[1]; |
|
tumbler_reset_audio(chip); |
|
if (mix->i2c.client && mix->i2c.init_client) { |
|
if (mix->i2c.init_client(&mix->i2c) < 0) |
|
printk(KERN_ERR "tumbler_init_client error\n"); |
|
} else |
|
printk(KERN_ERR "tumbler: i2c is not initialized\n"); |
|
if (chip->model == PMAC_TUMBLER) { |
|
tumbler_set_mono_volume(mix, &tumbler_pcm_vol_info); |
|
tumbler_set_mono_volume(mix, &tumbler_bass_vol_info); |
|
tumbler_set_mono_volume(mix, &tumbler_treble_vol_info); |
|
tumbler_set_drc(mix); |
|
} else { |
|
snapper_set_mix_vol(mix, VOL_IDX_PCM); |
|
snapper_set_mix_vol(mix, VOL_IDX_PCM2); |
|
snapper_set_mix_vol(mix, VOL_IDX_ADC); |
|
tumbler_set_mono_volume(mix, &snapper_bass_vol_info); |
|
tumbler_set_mono_volume(mix, &snapper_treble_vol_info); |
|
snapper_set_drc(mix); |
|
snapper_set_capture_source(mix); |
|
} |
|
tumbler_set_master_volume(mix); |
|
if (chip->update_automute) |
|
chip->update_automute(chip, 0); |
|
if (mix->headphone_irq >= 0) { |
|
unsigned char val; |
|
|
|
enable_irq(mix->headphone_irq); |
|
/* activate headphone status interrupts */ |
|
val = do_gpio_read(&mix->hp_detect); |
|
do_gpio_write(&mix->hp_detect, val | 0x80); |
|
} |
|
if (mix->lineout_irq >= 0) |
|
enable_irq(mix->lineout_irq); |
|
} |
|
#endif |
|
|
|
/* initialize tumbler */ |
|
static int tumbler_init(struct snd_pmac *chip) |
|
{ |
|
int irq; |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
|
|
if (tumbler_find_device("audio-hw-reset", |
|
"platform-do-hw-reset", |
|
&mix->audio_reset, 0) < 0) |
|
tumbler_find_device("hw-reset", |
|
"platform-do-hw-reset", |
|
&mix->audio_reset, 1); |
|
if (tumbler_find_device("amp-mute", |
|
"platform-do-amp-mute", |
|
&mix->amp_mute, 0) < 0) |
|
tumbler_find_device("amp-mute", |
|
"platform-do-amp-mute", |
|
&mix->amp_mute, 1); |
|
if (tumbler_find_device("headphone-mute", |
|
"platform-do-headphone-mute", |
|
&mix->hp_mute, 0) < 0) |
|
tumbler_find_device("headphone-mute", |
|
"platform-do-headphone-mute", |
|
&mix->hp_mute, 1); |
|
if (tumbler_find_device("line-output-mute", |
|
"platform-do-lineout-mute", |
|
&mix->line_mute, 0) < 0) |
|
tumbler_find_device("line-output-mute", |
|
"platform-do-lineout-mute", |
|
&mix->line_mute, 1); |
|
irq = tumbler_find_device("headphone-detect", |
|
NULL, &mix->hp_detect, 0); |
|
if (irq <= 0) |
|
irq = tumbler_find_device("headphone-detect", |
|
NULL, &mix->hp_detect, 1); |
|
if (irq <= 0) |
|
irq = tumbler_find_device("keywest-gpio15", |
|
NULL, &mix->hp_detect, 1); |
|
mix->headphone_irq = irq; |
|
irq = tumbler_find_device("line-output-detect", |
|
NULL, &mix->line_detect, 0); |
|
if (irq <= 0) |
|
irq = tumbler_find_device("line-output-detect", |
|
NULL, &mix->line_detect, 1); |
|
if (IS_G4DA && irq <= 0) |
|
irq = tumbler_find_device("keywest-gpio16", |
|
NULL, &mix->line_detect, 1); |
|
mix->lineout_irq = irq; |
|
|
|
tumbler_reset_audio(chip); |
|
|
|
return 0; |
|
} |
|
|
|
static void tumbler_cleanup(struct snd_pmac *chip) |
|
{ |
|
struct pmac_tumbler *mix = chip->mixer_data; |
|
if (! mix) |
|
return; |
|
|
|
if (mix->headphone_irq >= 0) |
|
free_irq(mix->headphone_irq, chip); |
|
if (mix->lineout_irq >= 0) |
|
free_irq(mix->lineout_irq, chip); |
|
tumbler_gpio_free(&mix->audio_reset); |
|
tumbler_gpio_free(&mix->amp_mute); |
|
tumbler_gpio_free(&mix->hp_mute); |
|
tumbler_gpio_free(&mix->hp_detect); |
|
snd_pmac_keywest_cleanup(&mix->i2c); |
|
kfree(mix); |
|
chip->mixer_data = NULL; |
|
} |
|
|
|
/* exported */ |
|
int snd_pmac_tumbler_init(struct snd_pmac *chip) |
|
{ |
|
int i, err; |
|
struct pmac_tumbler *mix; |
|
const u32 *paddr; |
|
struct device_node *tas_node, *np; |
|
char *chipname; |
|
|
|
request_module("i2c-powermac"); |
|
|
|
mix = kzalloc(sizeof(*mix), GFP_KERNEL); |
|
if (! mix) |
|
return -ENOMEM; |
|
mix->headphone_irq = -1; |
|
|
|
chip->mixer_data = mix; |
|
chip->mixer_free = tumbler_cleanup; |
|
mix->anded_reset = 0; |
|
mix->reset_on_sleep = 1; |
|
|
|
for_each_child_of_node(chip->node, np) { |
|
if (of_node_name_eq(np, "sound")) { |
|
if (of_get_property(np, "has-anded-reset", NULL)) |
|
mix->anded_reset = 1; |
|
if (of_get_property(np, "layout-id", NULL)) |
|
mix->reset_on_sleep = 0; |
|
of_node_put(np); |
|
break; |
|
} |
|
} |
|
if ((err = tumbler_init(chip)) < 0) |
|
return err; |
|
|
|
/* set up TAS */ |
|
tas_node = of_find_node_by_name(NULL, "deq"); |
|
if (tas_node == NULL) |
|
tas_node = of_find_node_by_name(NULL, "codec"); |
|
if (tas_node == NULL) |
|
return -ENODEV; |
|
|
|
paddr = of_get_property(tas_node, "i2c-address", NULL); |
|
if (paddr == NULL) |
|
paddr = of_get_property(tas_node, "reg", NULL); |
|
if (paddr) |
|
mix->i2c.addr = (*paddr) >> 1; |
|
else |
|
mix->i2c.addr = TAS_I2C_ADDR; |
|
of_node_put(tas_node); |
|
|
|
DBG("(I) TAS i2c address is: %x\n", mix->i2c.addr); |
|
|
|
if (chip->model == PMAC_TUMBLER) { |
|
mix->i2c.init_client = tumbler_init_client; |
|
mix->i2c.name = "TAS3001c"; |
|
chipname = "Tumbler"; |
|
} else { |
|
mix->i2c.init_client = snapper_init_client; |
|
mix->i2c.name = "TAS3004"; |
|
chipname = "Snapper"; |
|
} |
|
|
|
if ((err = snd_pmac_keywest_init(&mix->i2c)) < 0) |
|
return err; |
|
|
|
/* |
|
* build mixers |
|
*/ |
|
sprintf(chip->card->mixername, "PowerMac %s", chipname); |
|
|
|
if (chip->model == PMAC_TUMBLER) { |
|
for (i = 0; i < ARRAY_SIZE(tumbler_mixers); i++) { |
|
if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&tumbler_mixers[i], chip))) < 0) |
|
return err; |
|
} |
|
} else { |
|
for (i = 0; i < ARRAY_SIZE(snapper_mixers); i++) { |
|
if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snapper_mixers[i], chip))) < 0) |
|
return err; |
|
} |
|
} |
|
chip->master_sw_ctl = snd_ctl_new1(&tumbler_hp_sw, chip); |
|
if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0) |
|
return err; |
|
chip->speaker_sw_ctl = snd_ctl_new1(&tumbler_speaker_sw, chip); |
|
if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0) |
|
return err; |
|
if (mix->line_mute.addr != 0) { |
|
chip->lineout_sw_ctl = snd_ctl_new1(&tumbler_lineout_sw, chip); |
|
if ((err = snd_ctl_add(chip->card, chip->lineout_sw_ctl)) < 0) |
|
return err; |
|
} |
|
chip->drc_sw_ctl = snd_ctl_new1(&tumbler_drc_sw, chip); |
|
if ((err = snd_ctl_add(chip->card, chip->drc_sw_ctl)) < 0) |
|
return err; |
|
|
|
/* set initial DRC range to 60% */ |
|
if (chip->model == PMAC_TUMBLER) |
|
mix->drc_range = (TAS3001_DRC_MAX * 6) / 10; |
|
else |
|
mix->drc_range = (TAS3004_DRC_MAX * 6) / 10; |
|
mix->drc_enable = 1; /* will be changed later if AUTO_DRC is set */ |
|
if (chip->model == PMAC_TUMBLER) |
|
tumbler_set_drc(mix); |
|
else |
|
snapper_set_drc(mix); |
|
|
|
#ifdef CONFIG_PM |
|
chip->suspend = tumbler_suspend; |
|
chip->resume = tumbler_resume; |
|
#endif |
|
|
|
INIT_WORK(&device_change, device_change_handler); |
|
device_change_chip = chip; |
|
|
|
#ifdef PMAC_SUPPORT_AUTOMUTE |
|
if ((mix->headphone_irq >=0 || mix->lineout_irq >= 0) |
|
&& (err = snd_pmac_add_automute(chip)) < 0) |
|
return err; |
|
chip->detect_headphone = tumbler_detect_headphone; |
|
chip->update_automute = tumbler_update_automute; |
|
tumbler_update_automute(chip, 0); /* update the status only */ |
|
|
|
/* activate headphone status interrupts */ |
|
if (mix->headphone_irq >= 0) { |
|
unsigned char val; |
|
if ((err = request_irq(mix->headphone_irq, headphone_intr, 0, |
|
"Sound Headphone Detection", chip)) < 0) |
|
return 0; |
|
/* activate headphone status interrupts */ |
|
val = do_gpio_read(&mix->hp_detect); |
|
do_gpio_write(&mix->hp_detect, val | 0x80); |
|
} |
|
if (mix->lineout_irq >= 0) { |
|
unsigned char val; |
|
if ((err = request_irq(mix->lineout_irq, headphone_intr, 0, |
|
"Sound Lineout Detection", chip)) < 0) |
|
return 0; |
|
/* activate headphone status interrupts */ |
|
val = do_gpio_read(&mix->line_detect); |
|
do_gpio_write(&mix->line_detect, val | 0x80); |
|
} |
|
#endif |
|
|
|
return 0; |
|
}
|
|
|