From ba6af12a4e075c9a0d870992869047f2e834dc22 Mon Sep 17 00:00:00 2001 From: Jaroslav Kysela Date: Thu, 5 Feb 2004 17:54:23 +0100 Subject: [PATCH] ALSA CVS update - Jaroslav Kysela Serial BUS drivers,TEA575x tuner,PCI drivers,FM801 driver Added module for TEA575x radio tuners used in cheap FM801 based soundcards from Media Forte. --- include/sound/tea575x-tuner.h | 50 +++++ sound/i2c/other/Makefile | 2 + sound/i2c/other/tea575x-tuner.c | 232 +++++++++++++++++++++ sound/pci/Kconfig | 7 + sound/pci/fm801.c | 354 +++++++++++++++++++++++++++++++- 5 files changed, 640 insertions(+), 5 deletions(-) create mode 100644 include/sound/tea575x-tuner.h create mode 100644 sound/i2c/other/tea575x-tuner.c diff --git a/include/sound/tea575x-tuner.h b/include/sound/tea575x-tuner.h new file mode 100644 index 0000000000000..1c6ea034de11f --- /dev/null +++ b/include/sound/tea575x-tuner.h @@ -0,0 +1,50 @@ +#ifndef __SOUND_TEA575X_TUNER_H +#define __SOUND_TEA575X_TUNER_H + +/* + * ALSA driver for TEA5757/5759 Philips AM/FM tuner chips + * + * Copyright (c) 2004 Jaroslav Kysela + * + * 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 + +typedef struct snd_tea575x tea575x_t; + +struct snd_tea575x_ops { + void (*write)(tea575x_t *tea, unsigned int val); + unsigned int (*read)(tea575x_t *tea); +}; + +struct snd_tea575x { + snd_card_t *card; + struct video_device vd; /* video device */ + int dev_nr; /* requested device number + 1 */ + int vd_registered; /* video device is registered */ + int tea5759; /* 5759 chip is present */ + unsigned int freq_fixup; /* crystal onboard */ + unsigned int val; /* hw value */ + unsigned long freq; /* frequency */ + struct snd_tea575x_ops *ops; + void *private_data; +}; + +void snd_tea575x_init(tea575x_t *tea); +void snd_tea575x_exit(tea575x_t *tea); + +#endif /* __SOUND_TEA575X_TUNER_H */ diff --git a/sound/i2c/other/Makefile b/sound/i2c/other/Makefile index 0fe1fe6c69c7d..d16b96afa6c15 100644 --- a/sound/i2c/other/Makefile +++ b/sound/i2c/other/Makefile @@ -4,7 +4,9 @@ # snd-ak4xxx-adda-objs := ak4xxx-adda.o +snd-tea575x-tuner-objs := tea575x-tuner.o # Module Dependency obj-$(CONFIG_SND_ICE1712) += snd-ak4xxx-adda.o obj-$(CONFIG_SND_ICE1724) += snd-ak4xxx-adda.o +obj-$(CONFIG_SND_FM801_TEA575X) += snd-tea575x-tuner.o diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c new file mode 100644 index 0000000000000..b1ab62fed2074 --- /dev/null +++ b/sound/i2c/other/tea575x-tuner.c @@ -0,0 +1,232 @@ +/* + * ALSA driver for TEA5757/5759 Philips AM/FM radio tuner chips + * + * Copyright (c) 2004 Jaroslav Kysela + * + * + * 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 +#include +#include +#include +#include +#include +#include + +MODULE_AUTHOR("Jaroslav Kysela "); +MODULE_DESCRIPTION("Routines for control of TEA5757/5759 Philips AM/FM radio tuner chips"); +MODULE_LICENSE("GPL"); + +/* + * definitions + */ + +#define TEA575X_BIT_SEARCH (1<<24) /* 1 = search action, 0 = tuned */ +#define TEA575X_BIT_UPDOWN (1<<23) /* 0 = search down, 1 = search up */ +#define TEA575X_BIT_MONO (1<<22) /* 0 = stereo, 1 = mono */ +#define TEA575X_BIT_BAND_MASK (3<<20) +#define TEA575X_BIT_BAND_FM (0<<20) +#define TEA575X_BIT_BAND_MW (1<<20) +#define TEA575X_BIT_BAND_LW (1<<21) +#define TEA575X_BIT_BAND_SW (1<<22) +#define TEA575X_BIT_PORT_0 (1<<19) /* user bit */ +#define TEA575X_BIT_PORT_1 (1<<18) /* user bit */ +#define TEA575X_BIT_SEARCH_MASK (3<<16) /* search level */ +#define TEA575X_BIT_SEARCH_5_28 (0<<16) /* FM >5uV, AM >28uV */ +#define TEA575X_BIT_SEARCH_10_40 (1<<16) /* FM >10uV, AM > 40uV */ +#define TEA575X_BIT_SEARCH_30_63 (2<<16) /* FM >30uV, AM > 63uV */ +#define TEA575X_BIT_SEARCH_150_1000 (3<<16) /* FM > 150uV, AM > 1000uV */ +#define TEA575X_BIT_DUMMY (1<<15) /* buffer */ +#define TEA575X_BIT_FREQ_MASK 0x7fff + +/* + * lowlevel part + */ + +static void snd_tea575x_set_freq(tea575x_t *tea) +{ + unsigned long freq; + + freq = tea->freq / 16; /* to kHz */ + if (freq > 108000) + freq = 108000; + if (freq < 87000) + freq = 87000; + /* crystal fixup */ + if (tea->tea5759) + freq -= tea->freq_fixup; + else + freq += tea->freq_fixup; + /* freq /= 12.5 */ + freq *= 10; + freq /= 125; + + tea->val &= ~TEA575X_BIT_FREQ_MASK; + tea->val |= freq & TEA575X_BIT_FREQ_MASK; + tea->ops->write(tea, tea->val); +} + +/* + * Linux Video interface + */ + +static int snd_tea575x_open(struct video_device *dev, int flags) +{ + return 0; +} + +static void snd_tea575x_close(struct video_device *dev) +{ +} + +static int snd_tea575x_ioctl(struct video_device *dev, unsigned int cmd, void *arg) +{ + tea575x_t *tea = dev->priv; + + switch(cmd) { + case VIDIOCGCAP: + { + struct video_capability v; + v.type = VID_TYPE_TUNER; + v.channels = 1; + v.audios = 1; + /* No we don't do pictures */ + v.maxwidth = 0; + v.maxheight = 0; + v.minwidth = 0; + v.minheight = 0; + strcpy(v.name, tea->tea5759 ? "TEA5759" : "TEA5757"); + if (copy_to_user(arg,&v,sizeof(v))) + return -EFAULT; + return 0; + } + case VIDIOCGTUNER: + { + struct video_tuner v; + if (copy_from_user(&v, arg,sizeof(v))!=0) + return -EFAULT; + if (v.tuner) /* Only 1 tuner */ + return -EINVAL; + v.rangelow = (87*16000); + v.rangehigh = (108*16000); + v.flags = VIDEO_TUNER_LOW; + v.mode = VIDEO_MODE_AUTO; + strcpy(v.name, "FM"); + v.signal = 0xFFFF; + if (copy_to_user(arg, &v, sizeof(v))) + return -EFAULT; + return 0; + } + case VIDIOCSTUNER: + { + struct video_tuner v; + if(copy_from_user(&v, arg, sizeof(v))) + return -EFAULT; + if(v.tuner!=0) + return -EINVAL; + /* Only 1 tuner so no setting needed ! */ + return 0; + } + case VIDIOCGFREQ: + if(copy_to_user(arg, &tea->freq, sizeof(tea->freq))) + return -EFAULT; + return 0; + case VIDIOCSFREQ: + if(copy_from_user(&tea->freq, arg, sizeof(tea->freq))) + return -EFAULT; + snd_tea575x_set_freq(tea); + return 0; + case VIDIOCGAUDIO: + { + struct video_audio v; + memset(&v, 0, sizeof(v)); + strcpy(v.name, "Radio"); + if(copy_to_user(arg,&v, sizeof(v))) + return -EFAULT; + return 0; + } + case VIDIOCSAUDIO: + { + struct video_audio v; + if(copy_from_user(&v, arg, sizeof(v))) + return -EFAULT; + if(v.audio) + return -EINVAL; + return 0; + } + default: + return -ENOIOCTLCMD; + } +} + +/* + * initialize all the tea575x chips + */ +void snd_tea575x_init(tea575x_t *tea) +{ + unsigned int val; + + val = tea->ops->read(tea); + if (val == 0x1ffffff || val == 0) { + snd_printk(KERN_ERR "Cannot find TEA575x chip\n"); + return; + } + + memset(&tea->vd, 0, sizeof(tea->vd)); + tea->vd.owner = tea->card->module; + strcpy(tea->vd.name, tea->tea5759 ? "TEA5759 radio" : "TEA5757 radio"); + tea->vd.type = VID_TYPE_TUNER; + tea->vd.hardware = VID_HARDWARE_RTRACK; /* FIXME: assign new number */ + tea->vd.open = snd_tea575x_open; + tea->vd.close = snd_tea575x_close; + tea->vd.ioctl = snd_tea575x_ioctl; + tea->vd.priv = tea; + if (video_register_device(&tea->vd, VFL_TYPE_RADIO, tea->dev_nr - 1) < 0) { + snd_printk(KERN_ERR "unable to register tea575x tuner\n"); + return; + } + tea->vd_registered = 1; + + tea->val = TEA575X_BIT_BAND_FM | TEA575X_BIT_SEARCH_10_40; + tea->freq = 90500 * 16; /* 90.5Mhz default */ + + snd_tea575x_set_freq(tea); +} + +void snd_tea575x_exit(tea575x_t *tea) +{ + if (tea->vd_registered) { + video_unregister_device(&tea->vd); + tea->vd_registered = 0; + } +} + +static int __init alsa_tea575x_module_init(void) +{ + return 0; +} + +static void __exit alsa_tea575x_module_exit(void) +{ +} + +module_init(alsa_tea575x_module_init) +module_exit(alsa_tea575x_module_exit) + +EXPORT_SYMBOL(snd_tea575x_init); +EXPORT_SYMBOL(snd_tea575x_exit); diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig index 806ff1e8ebab1..1171ed7fbf0c1 100644 --- a/sound/pci/Kconfig +++ b/sound/pci/Kconfig @@ -147,6 +147,13 @@ config SND_FM801 help Say 'Y' or 'M' to include support for ForteMedia FM801 based soundcards. +config CONFIG_SND_FM801_TEA575X + tristate "ForteMedia FM801 + TEA5757 tuner" + depends on SND_FM801 || CONFIG_VIDEO_DEV + help + Say 'Y' or 'M' to include support for ForteMedia FM801 based soundcards + with TEA5757 tuner connected to GPIO1-3 pins (Media Forte SF256-PCS-02). + config SND_ICE1712 tristate "ICEnsemble ICE1712 (Envy24)" depends on SND diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c index b92687f6161aa..65acf4c95750f 100644 --- a/sound/pci/fm801.c +++ b/sound/pci/fm801.c @@ -32,9 +32,16 @@ #include #define SNDRV_GET_ID #include +#ifdef CONFIG_SND_FM801_TEA575X +#endif #include +#if defined(CONFIG_SND_FM801_TEA575X) && (defined(CONFIG_VIDEO_DEV) || defined(CONFIG_VIDEO_DEV_MODULE)) +#include +#define TEA575X_RADIO 1 +#endif + #define chip_t fm801_t MODULE_AUTHOR("Jaroslav Kysela "); @@ -47,6 +54,14 @@ MODULE_DEVICES("{{ForteMedia,FM801}," static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ +/* + * Enable TEA575x tuner + * 1 = MediaForte 256-PCS + * 2 = MediaForte 256-PCPR + * 3 = MediaForte 64-PCR + * High 16-bits are video (radio) device number + 1 + */ +static int tea575x_tuner[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 }; MODULE_PARM(index, "1-" __MODULE_STRING(SNDRV_CARDS) "i"); MODULE_PARM_DESC(index, "Index value for the FM801 soundcard."); @@ -57,6 +72,9 @@ MODULE_PARM_SYNTAX(id, SNDRV_ID_DESC); MODULE_PARM(enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i"); MODULE_PARM_DESC(enable, "Enable FM801 soundcard."); MODULE_PARM_SYNTAX(enable, SNDRV_ENABLE_DESC); +MODULE_PARM(tea575x_tuner, "1-" __MODULE_STRING(SNDRV_CARDS) "i"); +MODULE_PARM_DESC(tea575x_tuner, "Enable TEA575x tuner."); +MODULE_PARM_SYNTAX(tea575x_tuner, SNDRV_ENABLE_DESC); /* * Direct registers @@ -116,6 +134,23 @@ MODULE_PARM_SYNTAX(enable, SNDRV_ENABLE_DESC); #define FM801_IRQ_CAPTURE (1<<9) #define FM801_IRQ_VOLUME (1<<14) #define FM801_IRQ_MPU (1<<15) + +/* GPIO control register */ +#define FM801_GPIO_GP0 (1<<0) /* read/write */ +#define FM801_GPIO_GP1 (1<<1) +#define FM801_GPIO_GP2 (1<<2) +#define FM801_GPIO_GP3 (1<<3) +#define FM801_GPIO_GP(x) (1<<(0+(x))) +#define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/ +#define FM801_GPIO_GD1 (1<<9) +#define FM801_GPIO_GD2 (1<<10) +#define FM801_GPIO_GD3 (1<<11) +#define FM801_GPIO_GD(x) (1<<(8+(x))) +#define FM801_GPIO_GS0 (1<<12) /* function select: */ +#define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */ +#define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */ +#define FM801_GPIO_GS3 (1<<15) +#define FM801_GPIO_GS(x) (1<<(12+(x))) /* @@ -162,6 +197,10 @@ struct _snd_fm801 { spinlock_t reg_lock; snd_info_entry_t *proc_entry; + +#ifdef TEA575X_RADIO + tea575x_t tea; +#endif }; static struct pci_device_id snd_fm801_ids[] = { @@ -673,6 +712,295 @@ static int __devinit snd_fm801_pcm(fm801_t *chip, int device, snd_pcm_t ** rpcm) return 0; } +/* + * TEA5757 radio + */ + +#ifdef TEA575X_RADIO + +/* 256PCS GPIO numbers */ +#define TEA_256PCS_DATA 1 +#define TEA_256PCS_WRITE_ENABLE 2 /* inverted */ +#define TEA_256PCS_BUS_CLOCK 3 + +static void snd_fm801_tea575x_256pcs_write(tea575x_t *tea, unsigned int val) +{ + fm801_t *chip = tea->private_data; + unsigned short reg; + int i = 25; + + spin_lock_irq(&chip->reg_lock); + reg = inw(FM801_REG(chip, GPIO_CTRL)); + /* use GPIO lines and set write enable bit */ + reg |= FM801_GPIO_GS(TEA_256PCS_DATA) | + FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) | + FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK); + /* all of lines are in the write direction */ + /* clear data and clock lines */ + reg &= ~(FM801_GPIO_GD(TEA_256PCS_DATA) | + FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) | + FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) | + FM801_GPIO_GP(TEA_256PCS_DATA) | + FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK) | + FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE)); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + + while (i--) { + if (val & (1 << i)) + reg |= FM801_GPIO_GP(TEA_256PCS_DATA); + else + reg &= ~FM801_GPIO_GP(TEA_256PCS_DATA); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + } + + /* and reset the write enable bit */ + reg |= FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE) | + FM801_GPIO_GP(TEA_256PCS_DATA); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + spin_unlock_irq(&chip->reg_lock); +} + +static unsigned int snd_fm801_tea575x_256pcs_read(tea575x_t *tea) +{ + fm801_t *chip = tea->private_data; + unsigned short reg; + unsigned int val = 0; + int i; + + spin_lock_irq(&chip->reg_lock); + reg = inw(FM801_REG(chip, GPIO_CTRL)); + /* use GPIO lines, set data direction to input */ + reg |= FM801_GPIO_GS(TEA_256PCS_DATA) | + FM801_GPIO_GS(TEA_256PCS_WRITE_ENABLE) | + FM801_GPIO_GS(TEA_256PCS_BUS_CLOCK) | + FM801_GPIO_GD(TEA_256PCS_DATA) | + FM801_GPIO_GP(TEA_256PCS_DATA) | + FM801_GPIO_GP(TEA_256PCS_WRITE_ENABLE); + /* all of lines are in the write direction, except data */ + /* clear data, write enable and clock lines */ + reg &= ~(FM801_GPIO_GD(TEA_256PCS_WRITE_ENABLE) | + FM801_GPIO_GD(TEA_256PCS_BUS_CLOCK) | + FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK)); + + for (i = 0; i < 24; i++) { + reg &= ~FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + reg |= FM801_GPIO_GP(TEA_256PCS_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + val <<= 1; + if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCS_DATA)) + val |= 1; + } + + spin_unlock_irq(&chip->reg_lock); + + return val; +} + +/* 256PCPR GPIO numbers */ +#define TEA_256PCPR_BUS_CLOCK 0 +#define TEA_256PCPR_DATA 1 +#define TEA_256PCPR_WRITE_ENABLE 2 /* inverted */ + +static void snd_fm801_tea575x_256pcpr_write(tea575x_t *tea, unsigned int val) +{ + fm801_t *chip = tea->private_data; + unsigned short reg; + int i = 25; + + spin_lock_irq(&chip->reg_lock); + reg = inw(FM801_REG(chip, GPIO_CTRL)); + /* use GPIO lines and set write enable bit */ + reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) | + FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) | + FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK); + /* all of lines are in the write direction */ + /* clear data and clock lines */ + reg &= ~(FM801_GPIO_GD(TEA_256PCPR_DATA) | + FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) | + FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) | + FM801_GPIO_GP(TEA_256PCPR_DATA) | + FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK) | + FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE)); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + + while (i--) { + if (val & (1 << i)) + reg |= FM801_GPIO_GP(TEA_256PCPR_DATA); + else + reg &= ~FM801_GPIO_GP(TEA_256PCPR_DATA); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + } + + /* and reset the write enable bit */ + reg |= FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE) | + FM801_GPIO_GP(TEA_256PCPR_DATA); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + spin_unlock_irq(&chip->reg_lock); +} + +static unsigned int snd_fm801_tea575x_256pcpr_read(tea575x_t *tea) +{ + fm801_t *chip = tea->private_data; + unsigned short reg; + unsigned int val = 0; + int i; + + spin_lock_irq(&chip->reg_lock); + reg = inw(FM801_REG(chip, GPIO_CTRL)); + /* use GPIO lines, set data direction to input */ + reg |= FM801_GPIO_GS(TEA_256PCPR_DATA) | + FM801_GPIO_GS(TEA_256PCPR_WRITE_ENABLE) | + FM801_GPIO_GS(TEA_256PCPR_BUS_CLOCK) | + FM801_GPIO_GD(TEA_256PCPR_DATA) | + FM801_GPIO_GP(TEA_256PCPR_DATA) | + FM801_GPIO_GP(TEA_256PCPR_WRITE_ENABLE); + /* all of lines are in the write direction, except data */ + /* clear data, write enable and clock lines */ + reg &= ~(FM801_GPIO_GD(TEA_256PCPR_WRITE_ENABLE) | + FM801_GPIO_GD(TEA_256PCPR_BUS_CLOCK) | + FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK)); + + for (i = 0; i < 24; i++) { + reg &= ~FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + reg |= FM801_GPIO_GP(TEA_256PCPR_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + val <<= 1; + if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_256PCPR_DATA)) + val |= 1; + } + + spin_unlock_irq(&chip->reg_lock); + + return val; +} + +/* 64PCR GPIO numbers */ +#define TEA_64PCR_BUS_CLOCK 0 +#define TEA_64PCR_WRITE_ENABLE 1 /* inverted */ +#define TEA_64PCR_DATA 2 + +static void snd_fm801_tea575x_64pcr_write(tea575x_t *tea, unsigned int val) +{ + fm801_t *chip = tea->private_data; + unsigned short reg; + int i = 25; + + spin_lock_irq(&chip->reg_lock); + reg = inw(FM801_REG(chip, GPIO_CTRL)); + /* use GPIO lines and set write enable bit */ + reg |= FM801_GPIO_GS(TEA_64PCR_DATA) | + FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) | + FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK); + /* all of lines are in the write direction */ + /* clear data and clock lines */ + reg &= ~(FM801_GPIO_GD(TEA_64PCR_DATA) | + FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) | + FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) | + FM801_GPIO_GP(TEA_64PCR_DATA) | + FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK) | + FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE)); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + + while (i--) { + if (val & (1 << i)) + reg |= FM801_GPIO_GP(TEA_64PCR_DATA); + else + reg &= ~FM801_GPIO_GP(TEA_64PCR_DATA); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + } + + /* and reset the write enable bit */ + reg |= FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE) | + FM801_GPIO_GP(TEA_64PCR_DATA); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + spin_unlock_irq(&chip->reg_lock); +} + +static unsigned int snd_fm801_tea575x_64pcr_read(tea575x_t *tea) +{ + fm801_t *chip = tea->private_data; + unsigned short reg; + unsigned int val = 0; + int i; + + spin_lock_irq(&chip->reg_lock); + reg = inw(FM801_REG(chip, GPIO_CTRL)); + /* use GPIO lines, set data direction to input */ + reg |= FM801_GPIO_GS(TEA_64PCR_DATA) | + FM801_GPIO_GS(TEA_64PCR_WRITE_ENABLE) | + FM801_GPIO_GS(TEA_64PCR_BUS_CLOCK) | + FM801_GPIO_GD(TEA_64PCR_DATA) | + FM801_GPIO_GP(TEA_64PCR_DATA) | + FM801_GPIO_GP(TEA_64PCR_WRITE_ENABLE); + /* all of lines are in the write direction, except data */ + /* clear data, write enable and clock lines */ + reg &= ~(FM801_GPIO_GD(TEA_64PCR_WRITE_ENABLE) | + FM801_GPIO_GD(TEA_64PCR_BUS_CLOCK) | + FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK)); + + for (i = 0; i < 24; i++) { + reg &= ~FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + reg |= FM801_GPIO_GP(TEA_64PCR_BUS_CLOCK); + outw(reg, FM801_REG(chip, GPIO_CTRL)); + udelay(1); + val <<= 1; + if (inw(FM801_REG(chip, GPIO_CTRL)) & FM801_GPIO_GP(TEA_64PCR_DATA)) + val |= 1; + } + + spin_unlock_irq(&chip->reg_lock); + + return val; +} + +static struct snd_tea575x_ops snd_fm801_tea_ops[3] = { + { + /* 1 = MediaForte 256-PCS */ + .write = snd_fm801_tea575x_256pcs_write, + .read = snd_fm801_tea575x_256pcs_read, + }, + { + /* 2 = MediaForte 256-PCPR */ + .write = snd_fm801_tea575x_256pcpr_write, + .read = snd_fm801_tea575x_256pcpr_read, + }, + { + /* 3 = MediaForte 64-PCR */ + .write = snd_fm801_tea575x_64pcr_write, + .read = snd_fm801_tea575x_64pcr_read, + } +}; +#endif + /* * Mixer routines */ @@ -913,6 +1241,9 @@ static int snd_fm801_free(fm801_t *chip) outw(cmdw, FM801_REG(chip, IRQ_MASK)); __end_hw: +#ifdef CONFIG_SND_FM801_TEA575X + snd_tea575x_exit(&chip->tea); +#endif if (chip->res_port) { release_resource(chip->res_port); kfree_nocheck(chip->res_port); @@ -931,8 +1262,9 @@ static int snd_fm801_dev_free(snd_device_t *device) } static int __devinit snd_fm801_create(snd_card_t * card, - struct pci_dev * pci, - fm801_t ** rchip) + struct pci_dev * pci, + int tea575x_tuner, + fm801_t ** rchip) { fm801_t *chip; unsigned char rev, id; @@ -1056,6 +1388,17 @@ static int __devinit snd_fm801_create(snd_card_t * card, snd_card_set_dev(card, &pci->dev); +#ifdef TEA575X_RADIO + if (tea575x_tuner > 0 && (tea575x_tuner & 0xffff) < 4) { + chip->tea.dev_nr = tea575x_tuner >> 16; + chip->tea.card = card; + chip->tea.freq_fixup = 10700; + chip->tea.private_data = chip; + chip->tea.ops = &snd_fm801_tea_ops[(tea575x_tuner & 0xffff) - 1]; + snd_tea575x_init(&chip->tea); + } +#endif + *rchip = chip; return 0; } @@ -1079,7 +1422,7 @@ static int __devinit snd_card_fm801_probe(struct pci_dev *pci, card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); if (card == NULL) return -ENOMEM; - if ((err = snd_fm801_create(card, pci, &chip)) < 0) { + if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], &chip)) < 0) { snd_card_free(card); return err; } @@ -1160,7 +1503,7 @@ module_exit(alsa_card_fm801_exit) #ifndef MODULE -/* format is: snd-fm801=enable,index,id */ +/* format is: snd-fm801=enable,index,id,tea575x_tuner */ static int __init alsa_card_fm801_setup(char *str) { @@ -1170,7 +1513,8 @@ static int __init alsa_card_fm801_setup(char *str) return 0; (void)(get_option(&str,&enable[nr_dev]) == 2 && get_option(&str,&index[nr_dev]) == 2 && - get_id(&str,&id[nr_dev]) == 2); + get_id(&str,&id[nr_dev]) == 2 && + get_option(&str,&tea575x_tuner[nr_dev])); nr_dev++; return 1; } -- 2.53.0