kvmfornfv -

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Diffstat (limited to 'qemu/tests/qapi-schema/unknown-expr-key.out')

0 files changed, 0 insertions, 0 deletions

/* * Driver for Sound Core PDAudioCF soundcard * * Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz> * * 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/slab.h> #include <sound/core.h> #include <sound/info.h> #include "pdaudiocf.h" #include <sound/initval.h> /* * */ static unsigned char pdacf_ak4117_read(void *private_data, unsigned char reg) { struct snd_pdacf *chip = private_data; unsigned long timeout; unsigned long flags; unsigned char res; spin_lock_irqsave(&chip->ak4117_lock, flags); timeout = 1000; while (pdacf_reg_read(chip, PDAUDIOCF_REG_SCR) & PDAUDIOCF_AK_SBP) { udelay(5); if (--timeout == 0) { spin_unlock_irqrestore(&chip->ak4117_lock, flags); snd_printk(KERN_ERR "AK4117 ready timeout (read)\n"); return 0; } } pdacf_reg_write(chip, PDAUDIOCF_REG_AK_IFR, (u16)reg << 8); timeout = 1000; while (pdacf_reg_read(chip, PDAUDIOCF_REG_SCR) & PDAUDIOCF_AK_SBP) { udelay(5); if (--timeout == 0) { spin_unlock_irqrestore(&chip->ak4117_lock, flags); snd_printk(KERN_ERR "AK4117 read timeout (read2)\n"); return 0; } } res = (unsigned char)pdacf_reg_read(chip, PDAUDIOCF_REG_AK_IFR); spin_unlock_irqrestore(&chip->ak4117_lock, flags); return res; } static void pdacf_ak4117_write(void *private_data, unsigned char reg, unsigned char val) { struct snd_pdacf *chip = private_data; unsigned long timeout; unsigned long flags; spin_lock_irqsave(&chip->ak4117_lock, flags); timeout = 1000; while (inw(chip->port + PDAUDIOCF_REG_SCR) & PDAUDIOCF_AK_SBP) { udelay(5); if (--timeout == 0) { spin_unlock_irqrestore(&chip->ak4117_lock, flags); snd_printk(KERN_ERR "AK4117 ready timeout (write)\n"); return; } } outw((u16)reg << 8 | val | (1<<13), chip->port + PDAUDIOCF_REG_AK_IFR); spin_unlock_irqrestore(&chip->ak4117_lock, flags); } #if 0 void pdacf_dump(struct snd_pdacf *chip) { printk(KERN_DEBUG "PDAUDIOCF DUMP (0x%lx):\n", chip->port); printk(KERN_DEBUG "WPD : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_WDP)); printk(KERN_DEBUG "RDP : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_RDP)); printk(KERN_DEBUG "TCR : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_TCR)); printk(KERN_DEBUG "SCR : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_SCR)); printk(KERN_DEBUG "ISR : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_ISR)); printk(KERN_DEBUG "IER : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_IER)); printk(KERN_DEBUG "AK_IFR : 0x%x\n", inw(chip->port + PDAUDIOCF_REG_AK_IFR)); } #endif static int pdacf_reset(struct snd_pdacf *chip, int powerdown) { u16 val; val = pdacf_reg_read(chip, PDAUDIOCF_REG_SCR); val |= PDAUDIOCF_PDN; val &= ~PDAUDIOCF_RECORD; /* for sure */ pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, val); udelay(5); val |= PDAUDIOCF_RST; pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, val); udelay(200); val &= ~PDAUDIOCF_RST; pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, val); udelay(5); if (!powerdown) { val &= ~PDAUDIOCF_PDN; pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, val); udelay(200); } return 0; } void pdacf_reinit(struct snd_pdacf *chip, int resume) { pdacf_reset(chip, 0); if (resume) pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, chip->suspend_reg_scr); snd_ak4117_reinit(chip->ak4117); pdacf_reg_write(chip, PDAUDIOCF_REG_TCR, chip->regmap[PDAUDIOCF_REG_TCR>>1]); pdacf_reg_write(chip, PDAUDIOCF_REG_IER, chip->regmap[PDAUDIOCF_REG_IER>>1]); } static void pdacf_proc_read(struct snd_info_entry * entry, struct snd_info_buffer *buffer) { struct snd_pdacf *chip = entry->private_data; u16 tmp; snd_iprintf(buffer, "PDAudioCF\n\n"); tmp = pdacf_reg_read(chip, PDAUDIOCF_REG_SCR); snd_iprintf(buffer, "FPGA revision : 0x%x\n", PDAUDIOCF_FPGAREV(tmp)); } static void pdacf_proc_init(struct snd_pdacf *chip) { struct snd_info_entry *entry; if (! snd_card_proc_new(chip->card, "pdaudiocf", &entry)) snd_info_set_text_ops(entry, chip, pdacf_proc_read); } struct snd_pdacf *snd_pdacf_create(struct snd_card *card) { struct snd_pdacf *chip; chip = kzalloc(sizeof(*chip), GFP_KERNEL); if (chip == NULL) return NULL; chip->card = card; mutex_init(&chip->reg_lock); spin_lock_init(&chip->ak4117_lock); card->private_data = chip; pdacf_proc_init(chip); return chip; } static void snd_pdacf_ak4117_change(struct ak4117 *ak4117, unsigned char c0, unsigned char c1) { struct snd_pdacf *chip = ak4117->change_callback_private; u16 val; if (!(c0 & AK4117_UNLCK)) return; mutex_lock(&chip->reg_lock); val = chip->regmap[PDAUDIOCF_REG_SCR>>1]; if (ak4117->rcs0 & AK4117_UNLCK) val |= PDAUDIOCF_BLUE_LED_OFF; else val &= ~PDAUDIOCF_BLUE_LED_OFF; pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, val); mutex_unlock(&chip->reg_lock); } int snd_pdacf_ak4117_create(struct snd_pdacf *chip) { int err; u16 val; /* design note: if we unmask PLL unlock, parity, valid, audio or auto bit interrupts */ /* from AK4117 then INT1 pin from AK4117 will be high all time, because PCMCIA interrupts are */ /* egde based and FPGA does logical OR for all interrupt sources, we cannot use these */ /* high-rate sources */ static unsigned char pgm[5] = { AK4117_XTL_24_576M | AK4117_EXCT, /* AK4117_REG_PWRDN */ AK4117_CM_PLL_XTAL | AK4117_PKCS_128fs | AK4117_XCKS_128fs, /* AK4117_REQ_CLOCK */ AK4117_EFH_1024LRCLK | AK4117_DIF_24R | AK4117_IPS, /* AK4117_REG_IO */ 0xff, /* AK4117_REG_INT0_MASK */ AK4117_MAUTO | AK4117_MAUD | AK4117_MULK | AK4117_MPAR | AK4117_MV, /* AK4117_REG_INT1_MASK */ }; err = pdacf_reset(chip, 0); if (err < 0) return err; err = snd_ak4117_create(chip->card, pdacf_ak4117_read, pdacf_ak4117_write, pgm, chip, &chip->ak4117); if (err < 0) return err; val = pdacf_reg_read(chip, PDAUDIOCF_REG_TCR); #if 1 /* normal operation */ val &= ~(PDAUDIOCF_ELIMAKMBIT|PDAUDIOCF_TESTDATASEL); #else /* debug */ val |= PDAUDIOCF_ELIMAKMBIT; val &= ~PDAUDIOCF_TESTDATASEL; #endif pdacf_reg_write(chip, PDAUDIOCF_REG_TCR, val); /* setup the FPGA to match AK4117 setup */ val = pdacf_reg_read(chip, PDAUDIOCF_REG_SCR); val &= ~(PDAUDIOCF_CLKDIV0 | PDAUDIOCF_CLKDIV1); /* use 24.576Mhz clock */ val &= ~(PDAUDIOCF_RED_LED_OFF|PDAUDIOCF_BLUE_LED_OFF); val |= PDAUDIOCF_DATAFMT0 | PDAUDIOCF_DATAFMT1; /* 24-bit data */ pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, val); /* setup LEDs and IRQ */ val = pdacf_reg_read(chip, PDAUDIOCF_REG_IER); val &= ~(PDAUDIOCF_IRQLVLEN0 | PDAUDIOCF_IRQLVLEN1); val &= ~(PDAUDIOCF_BLUEDUTY0 | PDAUDIOCF_REDDUTY0 | PDAUDIOCF_REDDUTY1); val |= PDAUDIOCF_BLUEDUTY1 | PDAUDIOCF_HALFRATE; val |= PDAUDIOCF_IRQOVREN | PDAUDIOCF_IRQAKMEN; pdacf_reg_write(chip, PDAUDIOCF_REG_IER, val); chip->ak4117->change_callback_private = chip; chip->ak4117->change_callback = snd_pdacf_ak4117_change; /* update LED status */ snd_pdacf_ak4117_change(chip->ak4117, AK4117_UNLCK, 0); return 0; } void snd_pdacf_powerdown(struct snd_pdacf *chip) { u16 val; val = pdacf_reg_read(chip, PDAUDIOCF_REG_SCR); chip->suspend_reg_scr = val; val |= PDAUDIOCF_RED_LED_OFF | PDAUDIOCF_BLUE_LED_OFF; pdacf_reg_write(chip, PDAUDIOCF_REG_SCR, val); /* disable interrupts, but use direct write to preserve old register value in chip->regmap */ val = inw(chip->port + PDAUDIOCF_REG_IER); val &= ~(PDAUDIOCF_IRQOVREN|PDAUDIOCF_IRQAKMEN|PDAUDIOCF_IRQLVLEN0|PDAUDIOCF_IRQLVLEN1); outw(val, chip->port + PDAUDIOCF_REG_IER); pdacf_reset(chip, 1); } #ifdef CONFIG_PM int snd_pdacf_suspend(struct snd_pdacf *chip) { u16 val; snd_power_change_state(chip->card, SNDRV_CTL_POWER_D3hot); snd_pcm_suspend_all(chip->pcm); /* disable interrupts, but use direct write to preserve old register value in chip->regmap */ val = inw(chip->port + PDAUDIOCF_REG_IER); val &= ~(PDAUDIOCF_IRQOVREN|PDAUDIOCF_IRQAKMEN|PDAUDIOCF_IRQLVLEN0|PDAUDIOCF_IRQLVLEN1); outw(val, chip->port + PDAUDIOCF_REG_IER); chip->chip_status |= PDAUDIOCF_STAT_IS_SUSPENDED; /* ignore interrupts from now */ snd_pdacf_powerdown(chip); return 0; } static inline int check_signal(struct snd_pdacf *chip) { return (chip->ak4117->rcs0 & AK4117_UNLCK) == 0; } int snd_pdacf_resume(struct snd_pdacf *chip) { int timeout = 40; pdacf_reinit(chip, 1); /* wait for AK4117's PLL */ while (timeout-- > 0 && (snd_ak4117_external_rate(chip->ak4117) <= 0 || !check_signal(chip))) mdelay(1); chip->chip_status &= ~PDAUDIOCF_STAT_IS_SUSPENDED; snd_power_change_state(chip->card, SNDRV_CTL_POWER_D0); return 0; } #endif


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