[mirror_ubuntu-zesty-kernel.git] / sound / pci / ca0106 / ca0106_proc.c

/*
 *  Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk>
 *  Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit
 *  Version: 0.0.18
 *
 *  FEATURES currently supported:
 *    See ca0106_main.c for features.
 * 
 *  Changelog:
 *    Support interrupts per period.
 *    Removed noise from Center/LFE channel when in Analog mode.
 *    Rename and remove mixer controls.
 *  0.0.6
 *    Use separate card based DMA buffer for periods table list.
 *  0.0.7
 *    Change remove and rename ctrls into lists.
 *  0.0.8
 *    Try to fix capture sources.
 *  0.0.9
 *    Fix AC3 output.
 *    Enable S32_LE format support.
 *  0.0.10
 *    Enable playback 48000 and 96000 rates. (Rates other that these do not work, even with "plug:front".)
 *  0.0.11
 *    Add Model name recognition.
 *  0.0.12
 *    Correct interrupt timing. interrupt at end of period, instead of in the middle of a playback period.
 *    Remove redundent "voice" handling.
 *  0.0.13
 *    Single trigger call for multi channels.
 *  0.0.14
 *    Set limits based on what the sound card hardware can do.
 *    playback periods_min=2, periods_max=8
 *    capture hw constraints require period_size = n * 64 bytes.
 *    playback hw constraints require period_size = n * 64 bytes.
 *  0.0.15
 *    Separate ca0106.c into separate functional .c files.
 *  0.0.16
 *    Modified Copyright message.
 *  0.0.17
 *    Add iec958 file in proc file system to show status of SPDIF in.
 *  0.0.18
 *    Implement support for Line-in capture on SB Live 24bit.
 *
 *  This code was initially based on code from ALSA's emu10k1x.c which is:
 *  Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com>
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 */
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/pcm.h>
#include <sound/ac97_codec.h>
#include <sound/info.h>
#include <sound/asoundef.h>
#include <asm/io.h>

#include "ca0106.h"


#ifdef CONFIG_PROC_FS

struct snd_ca0106_category_str {
	int val;
	const char *name;
};

static struct snd_ca0106_category_str snd_ca0106_con_category[] = {
	{ IEC958_AES1_CON_DAT, "DAT" },
	{ IEC958_AES1_CON_VCR, "VCR" },
	{ IEC958_AES1_CON_MICROPHONE, "microphone" },
	{ IEC958_AES1_CON_SYNTHESIZER, "synthesizer" },
	{ IEC958_AES1_CON_RATE_CONVERTER, "rate converter" },
	{ IEC958_AES1_CON_MIXER, "mixer" },
	{ IEC958_AES1_CON_SAMPLER, "sampler" },
	{ IEC958_AES1_CON_PCM_CODER, "PCM coder" },
	{ IEC958_AES1_CON_IEC908_CD, "CD" },
	{ IEC958_AES1_CON_NON_IEC908_CD, "non-IEC908 CD" },
	{ IEC958_AES1_CON_GENERAL, "general" },
};


static void snd_ca0106_proc_dump_iec958( struct snd_info_buffer *buffer, u32 value)
{
	int i;
	u32 status[4];
	status[0] = value & 0xff;
	status[1] = (value >> 8) & 0xff;
	status[2] = (value >> 16)  & 0xff;
	status[3] = (value >> 24)  & 0xff;
	
	if (! (status[0] & IEC958_AES0_PROFESSIONAL)) {
		/* consumer */
		snd_iprintf(buffer, "Mode: consumer\n");
		snd_iprintf(buffer, "Data: ");
		if (!(status[0] & IEC958_AES0_NONAUDIO)) {
			snd_iprintf(buffer, "audio\n");
		} else {
			snd_iprintf(buffer, "non-audio\n");
		}
		snd_iprintf(buffer, "Rate: ");
		switch (status[3] & IEC958_AES3_CON_FS) {
		case IEC958_AES3_CON_FS_44100:
			snd_iprintf(buffer, "44100 Hz\n");
			break;
		case IEC958_AES3_CON_FS_48000:
			snd_iprintf(buffer, "48000 Hz\n");
			break;
		case IEC958_AES3_CON_FS_32000:
			snd_iprintf(buffer, "32000 Hz\n");
			break;
		default:
			snd_iprintf(buffer, "unknown\n");
			break;
		}
		snd_iprintf(buffer, "Copyright: ");
		if (status[0] & IEC958_AES0_CON_NOT_COPYRIGHT) {
			snd_iprintf(buffer, "permitted\n");
		} else {
			snd_iprintf(buffer, "protected\n");
		}
		snd_iprintf(buffer, "Emphasis: ");
		if ((status[0] & IEC958_AES0_CON_EMPHASIS) != IEC958_AES0_CON_EMPHASIS_5015) {
			snd_iprintf(buffer, "none\n");
		} else {
			snd_iprintf(buffer, "50/15us\n");
		}
		snd_iprintf(buffer, "Category: ");
		for (i = 0; i < ARRAY_SIZE(snd_ca0106_con_category); i++) {
			if ((status[1] & IEC958_AES1_CON_CATEGORY) == snd_ca0106_con_category[i].val) {
				snd_iprintf(buffer, "%s\n", snd_ca0106_con_category[i].name);
				break;
			}
		}
		if (i >= ARRAY_SIZE(snd_ca0106_con_category)) {
			snd_iprintf(buffer, "unknown 0x%x\n", status[1] & IEC958_AES1_CON_CATEGORY);
		}
		snd_iprintf(buffer, "Original: ");
		if (status[1] & IEC958_AES1_CON_ORIGINAL) {
			snd_iprintf(buffer, "original\n");
		} else {
			snd_iprintf(buffer, "1st generation\n");
		}
		snd_iprintf(buffer, "Clock: ");
		switch (status[3] & IEC958_AES3_CON_CLOCK) {
		case IEC958_AES3_CON_CLOCK_1000PPM:
			snd_iprintf(buffer, "1000 ppm\n");
			break;
		case IEC958_AES3_CON_CLOCK_50PPM:
			snd_iprintf(buffer, "50 ppm\n");
			break;
		case IEC958_AES3_CON_CLOCK_VARIABLE:
			snd_iprintf(buffer, "variable pitch\n");
			break;
		default:
			snd_iprintf(buffer, "unknown\n");
			break;
		}
	} else {
		snd_iprintf(buffer, "Mode: professional\n");
		snd_iprintf(buffer, "Data: ");
		if (!(status[0] & IEC958_AES0_NONAUDIO)) {
			snd_iprintf(buffer, "audio\n");
		} else {
			snd_iprintf(buffer, "non-audio\n");
		}
		snd_iprintf(buffer, "Rate: ");
		switch (status[0] & IEC958_AES0_PRO_FS) {
		case IEC958_AES0_PRO_FS_44100:
			snd_iprintf(buffer, "44100 Hz\n");
			break;
		case IEC958_AES0_PRO_FS_48000:
			snd_iprintf(buffer, "48000 Hz\n");
			break;
		case IEC958_AES0_PRO_FS_32000:
			snd_iprintf(buffer, "32000 Hz\n");
			break;
		default:
			snd_iprintf(buffer, "unknown\n");
			break;
		}
		snd_iprintf(buffer, "Rate Locked: ");
		if (status[0] & IEC958_AES0_PRO_FREQ_UNLOCKED)
			snd_iprintf(buffer, "no\n");
		else
			snd_iprintf(buffer, "yes\n");
		snd_iprintf(buffer, "Emphasis: ");
		switch (status[0] & IEC958_AES0_PRO_EMPHASIS) {
		case IEC958_AES0_PRO_EMPHASIS_CCITT:
			snd_iprintf(buffer, "CCITT J.17\n");
			break;
		case IEC958_AES0_PRO_EMPHASIS_NONE:
			snd_iprintf(buffer, "none\n");
			break;
		case IEC958_AES0_PRO_EMPHASIS_5015:
			snd_iprintf(buffer, "50/15us\n");
			break;
		case IEC958_AES0_PRO_EMPHASIS_NOTID:
		default:
			snd_iprintf(buffer, "unknown\n");
			break;
		}
		snd_iprintf(buffer, "Stereophonic: ");
		if ((status[1] & IEC958_AES1_PRO_MODE) == IEC958_AES1_PRO_MODE_STEREOPHONIC) {
			snd_iprintf(buffer, "stereo\n");
		} else {
			snd_iprintf(buffer, "not indicated\n");
		}
		snd_iprintf(buffer, "Userbits: ");
		switch (status[1] & IEC958_AES1_PRO_USERBITS) {
		case IEC958_AES1_PRO_USERBITS_192:
			snd_iprintf(buffer, "192bit\n");
			break;
		case IEC958_AES1_PRO_USERBITS_UDEF:
			snd_iprintf(buffer, "user-defined\n");
			break;
		default:
			snd_iprintf(buffer, "unknown\n");
			break;
		}
		snd_iprintf(buffer, "Sample Bits: ");
		switch (status[2] & IEC958_AES2_PRO_SBITS) {
		case IEC958_AES2_PRO_SBITS_20:
			snd_iprintf(buffer, "20 bit\n");
			break;
		case IEC958_AES2_PRO_SBITS_24:
			snd_iprintf(buffer, "24 bit\n");
			break;
		case IEC958_AES2_PRO_SBITS_UDEF:
			snd_iprintf(buffer, "user defined\n");
			break;
		default:
			snd_iprintf(buffer, "unknown\n");
			break;
		}
		snd_iprintf(buffer, "Word Length: ");
		switch (status[2] & IEC958_AES2_PRO_WORDLEN) {
		case IEC958_AES2_PRO_WORDLEN_22_18:
			snd_iprintf(buffer, "22 bit or 18 bit\n");
			break;
		case IEC958_AES2_PRO_WORDLEN_23_19:
			snd_iprintf(buffer, "23 bit or 19 bit\n");
			break;
		case IEC958_AES2_PRO_WORDLEN_24_20:
			snd_iprintf(buffer, "24 bit or 20 bit\n");
			break;
		case IEC958_AES2_PRO_WORDLEN_20_16:
			snd_iprintf(buffer, "20 bit or 16 bit\n");
			break;
		default:
			snd_iprintf(buffer, "unknown\n");
			break;
		}
	}
}

static void snd_ca0106_proc_iec958(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
	u32 value;

        value = snd_ca0106_ptr_read(emu, SAMPLE_RATE_TRACKER_STATUS, 0);
	snd_iprintf(buffer, "Status: %s, %s, %s\n",
		  (value & 0x100000) ? "Rate Locked" : "Not Rate Locked",
		  (value & 0x200000) ? "SPDIF Locked" : "No SPDIF Lock",
		  (value & 0x400000) ? "Audio Valid" : "No valid audio" );
	snd_iprintf(buffer, "Estimated sample rate: %u\n", 
		  ((value & 0xfffff) * 48000) / 0x8000 );
	if (value & 0x200000) {
		snd_iprintf(buffer, "IEC958/SPDIF input status:\n");
        	value = snd_ca0106_ptr_read(emu, SPDIF_INPUT_STATUS, 0);
		snd_ca0106_proc_dump_iec958(buffer, value);
	}

	snd_iprintf(buffer, "\n");
}

static void snd_ca0106_proc_reg_write32(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
	unsigned long flags;
        char line[64];
        u32 reg, val;
        while (!snd_info_get_line(buffer, line, sizeof(line))) {
                if (sscanf(line, "%x %x", &reg, &val) != 2)
                        continue;
		if (reg < 0x40 && val <= 0xffffffff) {
			spin_lock_irqsave(&emu->emu_lock, flags);
			outl(val, emu->port + (reg & 0xfffffffc));
			spin_unlock_irqrestore(&emu->emu_lock, flags);
		}
        }
}

static void snd_ca0106_proc_reg_read32(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
	unsigned long value;
	unsigned long flags;
	int i;
	snd_iprintf(buffer, "Registers:\n\n");
	for(i = 0; i < 0x20; i+=4) {
		spin_lock_irqsave(&emu->emu_lock, flags);
		value = inl(emu->port + i);
		spin_unlock_irqrestore(&emu->emu_lock, flags);
		snd_iprintf(buffer, "Register %02X: %08lX\n", i, value);
	}
}

static void snd_ca0106_proc_reg_read16(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
        unsigned int value;
	unsigned long flags;
	int i;
	snd_iprintf(buffer, "Registers:\n\n");
	for(i = 0; i < 0x20; i+=2) {
		spin_lock_irqsave(&emu->emu_lock, flags);
		value = inw(emu->port + i);
		spin_unlock_irqrestore(&emu->emu_lock, flags);
		snd_iprintf(buffer, "Register %02X: %04X\n", i, value);
	}
}

static void snd_ca0106_proc_reg_read8(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
	unsigned int value;
	unsigned long flags;
	int i;
	snd_iprintf(buffer, "Registers:\n\n");
	for(i = 0; i < 0x20; i+=1) {
		spin_lock_irqsave(&emu->emu_lock, flags);
		value = inb(emu->port + i);
		spin_unlock_irqrestore(&emu->emu_lock, flags);
		snd_iprintf(buffer, "Register %02X: %02X\n", i, value);
	}
}

static void snd_ca0106_proc_reg_read1(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
	unsigned long value;
	int i,j;

	snd_iprintf(buffer, "Registers\n");
	for(i = 0; i < 0x40; i++) {
		snd_iprintf(buffer, "%02X: ",i);
		for (j = 0; j < 4; j++) {
                  value = snd_ca0106_ptr_read(emu, i, j);
		  snd_iprintf(buffer, "%08lX ", value);
                }
	        snd_iprintf(buffer, "\n");
	}
}

static void snd_ca0106_proc_reg_read2(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
	unsigned long value;
	int i,j;

	snd_iprintf(buffer, "Registers\n");
	for(i = 0x40; i < 0x80; i++) {
		snd_iprintf(buffer, "%02X: ",i);
		for (j = 0; j < 4; j++) {
                  value = snd_ca0106_ptr_read(emu, i, j);
		  snd_iprintf(buffer, "%08lX ", value);
                }
	        snd_iprintf(buffer, "\n");
	}
}

static void snd_ca0106_proc_reg_write(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
        char line[64];
        unsigned int reg, channel_id , val;
        while (!snd_info_get_line(buffer, line, sizeof(line))) {
                if (sscanf(line, "%x %x %x", &reg, &channel_id, &val) != 3)
                        continue;
		if (reg < 0x80 && val <= 0xffffffff && channel_id <= 3)
                        snd_ca0106_ptr_write(emu, reg, channel_id, val);
        }
}

static void snd_ca0106_proc_i2c_write(struct snd_info_entry *entry, 
				       struct snd_info_buffer *buffer)
{
	struct snd_ca0106 *emu = entry->private_data;
        char line[64];
        unsigned int reg, val;
        while (!snd_info_get_line(buffer, line, sizeof(line))) {
                if (sscanf(line, "%x %x", &reg, &val) != 2)
                        continue;
                if ((reg <= 0x7f) || (val <= 0x1ff)) {
                        snd_ca0106_i2c_write(emu, reg, val);
		}
        }
}

int __devinit snd_ca0106_proc_init(struct snd_ca0106 * emu)
{
	struct snd_info_entry *entry;
	
	if(! snd_card_proc_new(emu->card, "iec958", &entry))
		snd_info_set_text_ops(entry, emu, snd_ca0106_proc_iec958);
	if(! snd_card_proc_new(emu->card, "ca0106_reg32", &entry)) {
		snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read32);
		entry->c.text.write = snd_ca0106_proc_reg_write32;
		entry->mode |= S_IWUSR;
	}
	if(! snd_card_proc_new(emu->card, "ca0106_reg16", &entry))
		snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read16);
	if(! snd_card_proc_new(emu->card, "ca0106_reg8", &entry))
		snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read8);
	if(! snd_card_proc_new(emu->card, "ca0106_regs1", &entry)) {
		snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read1);
		entry->c.text.write = snd_ca0106_proc_reg_write;
		entry->mode |= S_IWUSR;
	}
	if(! snd_card_proc_new(emu->card, "ca0106_i2c", &entry)) {
		entry->c.text.write = snd_ca0106_proc_i2c_write;
		entry->private_data = emu;
		entry->mode |= S_IWUSR;
	}
	if(! snd_card_proc_new(emu->card, "ca0106_regs2", &entry)) 
		snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read2);
	return 0;
}

#endif /* CONFIG_PROC_FS */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk>
	3	* Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit
7199acdc	4	* Version: 0.0.18
1da177e4 LT	5	*
	6	* FEATURES currently supported:
	7	* See ca0106_main.c for features.
	8	*
	9	* Changelog:
	10	* Support interrupts per period.
	11	* Removed noise from Center/LFE channel when in Analog mode.
	12	* Rename and remove mixer controls.
	13	* 0.0.6
	14	* Use separate card based DMA buffer for periods table list.
	15	* 0.0.7
	16	* Change remove and rename ctrls into lists.
	17	* 0.0.8
	18	* Try to fix capture sources.
	19	* 0.0.9
	20	* Fix AC3 output.
	21	* Enable S32_LE format support.
	22	* 0.0.10
	23	* Enable playback 48000 and 96000 rates. (Rates other that these do not work, even with "plug:front".)
	24	* 0.0.11
	25	* Add Model name recognition.
	26	* 0.0.12
	27	* Correct interrupt timing. interrupt at end of period, instead of in the middle of a playback period.
	28	* Remove redundent "voice" handling.
	29	* 0.0.13
	30	* Single trigger call for multi channels.
	31	* 0.0.14
	32	* Set limits based on what the sound card hardware can do.
	33	* playback periods_min=2, periods_max=8
	34	* capture hw constraints require period_size = n * 64 bytes.
	35	* playback hw constraints require period_size = n * 64 bytes.
	36	* 0.0.15
	37	* Separate ca0106.c into separate functional .c files.
	38	* 0.0.16
	39	* Modified Copyright message.
	40	* 0.0.17
	41	* Add iec958 file in proc file system to show status of SPDIF in.
7199acdc JCD	42	* 0.0.18
	43	* Implement support for Line-in capture on SB Live 24bit.
	44	*
25985edc	45	* This code was initially based on code from ALSA's emu10k1x.c which is:
1da177e4 LT	46	* Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com>
	47	*
	48	* This program is free software; you can redistribute it and/or modify
	49	* it under the terms of the GNU General Public License as published by
	50	* the Free Software Foundation; either version 2 of the License, or
	51	* (at your option) any later version.
	52	*
	53	* This program is distributed in the hope that it will be useful,
	54	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	55	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	56	* GNU General Public License for more details.
	57	*
	58	* You should have received a copy of the GNU General Public License
	59	* along with this program; if not, write to the Free Software
	60	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	61	*
	62	*/
1da177e4 LT	63	#include <linux/delay.h>
	64	#include <linux/init.h>
	65	#include <linux/interrupt.h>
1da177e4 LT	66	#include <linux/moduleparam.h>
	67	#include <sound/core.h>
	68	#include <sound/initval.h>
	69	#include <sound/pcm.h>
	70	#include <sound/ac97_codec.h>
	71	#include <sound/info.h>
	72	#include <sound/asoundef.h>
6473d160	73	#include <asm/io.h>
1da177e4 LT	74
	75	#include "ca0106.h"
	76
	77
adf1b3d2 TI	78	#ifdef CONFIG_PROC_FS
adf1b3d2 TI	79
1da177e4 LT	80	struct snd_ca0106_category_str {
	81	int val;
	82	const char *name;
	83	};
	84
	85	static struct snd_ca0106_category_str snd_ca0106_con_category[] = {
	86	{ IEC958_AES1_CON_DAT, "DAT" },
	87	{ IEC958_AES1_CON_VCR, "VCR" },
	88	{ IEC958_AES1_CON_MICROPHONE, "microphone" },
	89	{ IEC958_AES1_CON_SYNTHESIZER, "synthesizer" },
	90	{ IEC958_AES1_CON_RATE_CONVERTER, "rate converter" },
	91	{ IEC958_AES1_CON_MIXER, "mixer" },
	92	{ IEC958_AES1_CON_SAMPLER, "sampler" },
	93	{ IEC958_AES1_CON_PCM_CODER, "PCM coder" },
	94	{ IEC958_AES1_CON_IEC908_CD, "CD" },
	95	{ IEC958_AES1_CON_NON_IEC908_CD, "non-IEC908 CD" },
	96	{ IEC958_AES1_CON_GENERAL, "general" },
	97	};
	98
	99
e4a3d145	100	static void snd_ca0106_proc_dump_iec958( struct snd_info_buffer *buffer, u32 value)
1da177e4 LT	101	{
	102	int i;
	103	u32 status[4];
	104	status[0] = value & 0xff;
	105	status[1] = (value >> 8) & 0xff;
	106	status[2] = (value >> 16) & 0xff;
	107	status[3] = (value >> 24) & 0xff;
	108
	109	if (! (status[0] & IEC958_AES0_PROFESSIONAL)) {
	110	/* consumer */
	111	snd_iprintf(buffer, "Mode: consumer\n");
	112	snd_iprintf(buffer, "Data: ");
	113	if (!(status[0] & IEC958_AES0_NONAUDIO)) {
	114	snd_iprintf(buffer, "audio\n");
	115	} else {
	116	snd_iprintf(buffer, "non-audio\n");
	117	}
	118	snd_iprintf(buffer, "Rate: ");
	119	switch (status[3] & IEC958_AES3_CON_FS) {
	120	case IEC958_AES3_CON_FS_44100:
	121	snd_iprintf(buffer, "44100 Hz\n");
	122	break;
	123	case IEC958_AES3_CON_FS_48000:
	124	snd_iprintf(buffer, "48000 Hz\n");
	125	break;
	126	case IEC958_AES3_CON_FS_32000:
	127	snd_iprintf(buffer, "32000 Hz\n");
	128	break;
	129	default:
	130	snd_iprintf(buffer, "unknown\n");
	131	break;
	132	}
	133	snd_iprintf(buffer, "Copyright: ");
	134	if (status[0] & IEC958_AES0_CON_NOT_COPYRIGHT) {
	135	snd_iprintf(buffer, "permitted\n");
	136	} else {
	137	snd_iprintf(buffer, "protected\n");
	138	}
	139	snd_iprintf(buffer, "Emphasis: ");
	140	if ((status[0] & IEC958_AES0_CON_EMPHASIS) != IEC958_AES0_CON_EMPHASIS_5015) {
	141	snd_iprintf(buffer, "none\n");
	142	} else {
	143	snd_iprintf(buffer, "50/15us\n");
	144	}
	145	snd_iprintf(buffer, "Category: ");
	146	for (i = 0; i < ARRAY_SIZE(snd_ca0106_con_category); i++) {
	147	if ((status[1] & IEC958_AES1_CON_CATEGORY) == snd_ca0106_con_category[i].val) {
	148	snd_iprintf(buffer, "%s\n", snd_ca0106_con_category[i].name);
	149	break;
	150	}
	151	}
	152	if (i >= ARRAY_SIZE(snd_ca0106_con_category)) {
	153	snd_iprintf(buffer, "unknown 0x%x\n", status[1] & IEC958_AES1_CON_CATEGORY);
	154	}
	155	snd_iprintf(buffer, "Original: ");
	156	if (status[1] & IEC958_AES1_CON_ORIGINAL) {
	157	snd_iprintf(buffer, "original\n");
	158	} else {
	159	snd_iprintf(buffer, "1st generation\n");
	160	}
	161	snd_iprintf(buffer, "Clock: ");
	162	switch (status[3] & IEC958_AES3_CON_CLOCK) {
	163	case IEC958_AES3_CON_CLOCK_1000PPM:
	164	snd_iprintf(buffer, "1000 ppm\n");
165	break;
166	case IEC958_AES3_CON_CLOCK_50PPM:
167	snd_iprintf(buffer, "50 ppm\n");
168	break;
169	case IEC958_AES3_CON_CLOCK_VARIABLE:
170	snd_iprintf(buffer, "variable pitch\n");
171	break;
172	default:
173	snd_iprintf(buffer, "unknown\n");
174	break;
175	}
176	} else {
177	snd_iprintf(buffer, "Mode: professional\n");
178	snd_iprintf(buffer, "Data: ");
179	if (!(status[0] & IEC958_AES0_NONAUDIO)) {
180	snd_iprintf(buffer, "audio\n");
181	} else {
182	snd_iprintf(buffer, "non-audio\n");
183	}
184	snd_iprintf(buffer, "Rate: ");
185	switch (status[0] & IEC958_AES0_PRO_FS) {
186	case IEC958_AES0_PRO_FS_44100:
187	snd_iprintf(buffer, "44100 Hz\n");
188	break;
189	case IEC958_AES0_PRO_FS_48000:
190	snd_iprintf(buffer, "48000 Hz\n");
191	break;
192	case IEC958_AES0_PRO_FS_32000:
193	snd_iprintf(buffer, "32000 Hz\n");
194	break;
195	default:
196	snd_iprintf(buffer, "unknown\n");
197	break;
198	}
199	snd_iprintf(buffer, "Rate Locked: ");
200	if (status[0] & IEC958_AES0_PRO_FREQ_UNLOCKED)
201	snd_iprintf(buffer, "no\n");
202	else
203	snd_iprintf(buffer, "yes\n");
204	snd_iprintf(buffer, "Emphasis: ");
205	switch (status[0] & IEC958_AES0_PRO_EMPHASIS) {
206	case IEC958_AES0_PRO_EMPHASIS_CCITT:
207	snd_iprintf(buffer, "CCITT J.17\n");
208	break;
209	case IEC958_AES0_PRO_EMPHASIS_NONE:
210	snd_iprintf(buffer, "none\n");
211	break;
212	case IEC958_AES0_PRO_EMPHASIS_5015:
213	snd_iprintf(buffer, "50/15us\n");
214	break;
215	case IEC958_AES0_PRO_EMPHASIS_NOTID:
216	default:
217	snd_iprintf(buffer, "unknown\n");
218	break;
219	}
220	snd_iprintf(buffer, "Stereophonic: ");
221	if ((status[1] & IEC958_AES1_PRO_MODE) == IEC958_AES1_PRO_MODE_STEREOPHONIC) {
222	snd_iprintf(buffer, "stereo\n");
223	} else {
224	snd_iprintf(buffer, "not indicated\n");
225	}
226	snd_iprintf(buffer, "Userbits: ");
227	switch (status[1] & IEC958_AES1_PRO_USERBITS) {
228	case IEC958_AES1_PRO_USERBITS_192:
229	snd_iprintf(buffer, "192bit\n");
230	break;
231	case IEC958_AES1_PRO_USERBITS_UDEF:
232	snd_iprintf(buffer, "user-defined\n");
233	break;
234	default:
af901ca1	235	snd_iprintf(buffer, "unknown\n");
1da177e4 LT	236	break;
	237	}
	238	snd_iprintf(buffer, "Sample Bits: ");
	239	switch (status[2] & IEC958_AES2_PRO_SBITS) {
	240	case IEC958_AES2_PRO_SBITS_20:
	241	snd_iprintf(buffer, "20 bit\n");
	242	break;
	243	case IEC958_AES2_PRO_SBITS_24:
	244	snd_iprintf(buffer, "24 bit\n");
	245	break;
	246	case IEC958_AES2_PRO_SBITS_UDEF:
	247	snd_iprintf(buffer, "user defined\n");
	248	break;
	249	default:
	250	snd_iprintf(buffer, "unknown\n");
	251	break;
	252	}
	253	snd_iprintf(buffer, "Word Length: ");
	254	switch (status[2] & IEC958_AES2_PRO_WORDLEN) {
	255	case IEC958_AES2_PRO_WORDLEN_22_18:
	256	snd_iprintf(buffer, "22 bit or 18 bit\n");
	257	break;
	258	case IEC958_AES2_PRO_WORDLEN_23_19:
	259	snd_iprintf(buffer, "23 bit or 19 bit\n");
	260	break;
	261	case IEC958_AES2_PRO_WORDLEN_24_20:
	262	snd_iprintf(buffer, "24 bit or 20 bit\n");
	263	break;
	264	case IEC958_AES2_PRO_WORDLEN_20_16:
	265	snd_iprintf(buffer, "20 bit or 16 bit\n");
	266	break;
	267	default:
	268	snd_iprintf(buffer, "unknown\n");
	269	break;
	270	}
	271	}
	272	}
	273
e4a3d145 TI	274	static void snd_ca0106_proc_iec958(struct snd_info_entry *entry,
e4a3d145 TI	275	struct snd_info_buffer *buffer)
1da177e4	276	{
e4a3d145	277	struct snd_ca0106 *emu = entry->private_data;
1da177e4 LT	278	u32 value;
	279
	280	value = snd_ca0106_ptr_read(emu, SAMPLE_RATE_TRACKER_STATUS, 0);
	281	snd_iprintf(buffer, "Status: %s, %s, %s\n",
	282	(value & 0x100000) ? "Rate Locked" : "Not Rate Locked",
	283	(value & 0x200000) ? "SPDIF Locked" : "No SPDIF Lock",
	284	(value & 0x400000) ? "Audio Valid" : "No valid audio" );
	285	snd_iprintf(buffer, "Estimated sample rate: %u\n",
	286	((value & 0xfffff) * 48000) / 0x8000 );
	287	if (value & 0x200000) {
	288	snd_iprintf(buffer, "IEC958/SPDIF input status:\n");
	289	value = snd_ca0106_ptr_read(emu, SPDIF_INPUT_STATUS, 0);
	290	snd_ca0106_proc_dump_iec958(buffer, value);
	291	}
	292
	293	snd_iprintf(buffer, "\n");
	294	}
	295
e4a3d145 TI	296	static void snd_ca0106_proc_reg_write32(struct snd_info_entry *entry,
e4a3d145 TI	297	struct snd_info_buffer *buffer)
1da177e4	298	{
e4a3d145	299	struct snd_ca0106 *emu = entry->private_data;
1da177e4 LT	300	unsigned long flags;
	301	char line[64];
	302	u32 reg, val;
	303	while (!snd_info_get_line(buffer, line, sizeof(line))) {
	304	if (sscanf(line, "%x %x", &reg, &val) != 2)
	305	continue;
84ed1a19	306	if (reg < 0x40 && val <= 0xffffffff) {
1da177e4 LT	307	spin_lock_irqsave(&emu->emu_lock, flags);
	308	outl(val, emu->port + (reg & 0xfffffffc));
	309	spin_unlock_irqrestore(&emu->emu_lock, flags);
	310	}
	311	}
	312	}
	313
e4a3d145 TI	314	static void snd_ca0106_proc_reg_read32(struct snd_info_entry *entry,
e4a3d145 TI	315	struct snd_info_buffer *buffer)
1da177e4	316	{
e4a3d145	317	struct snd_ca0106 *emu = entry->private_data;
1da177e4 LT	318	unsigned long value;
	319	unsigned long flags;
	320	int i;
	321	snd_iprintf(buffer, "Registers:\n\n");
	322	for(i = 0; i < 0x20; i+=4) {
	323	spin_lock_irqsave(&emu->emu_lock, flags);
	324	value = inl(emu->port + i);
	325	spin_unlock_irqrestore(&emu->emu_lock, flags);
	326	snd_iprintf(buffer, "Register %02X: %08lX\n", i, value);
	327	}
	328	}
	329
e4a3d145 TI	330	static void snd_ca0106_proc_reg_read16(struct snd_info_entry *entry,
e4a3d145 TI	331	struct snd_info_buffer *buffer)
1da177e4	332	{
e4a3d145	333	struct snd_ca0106 *emu = entry->private_data;
1da177e4 LT	334	unsigned int value;
	335	unsigned long flags;
	336	int i;
	337	snd_iprintf(buffer, "Registers:\n\n");
	338	for(i = 0; i < 0x20; i+=2) {
	339	spin_lock_irqsave(&emu->emu_lock, flags);
	340	value = inw(emu->port + i);
	341	spin_unlock_irqrestore(&emu->emu_lock, flags);
	342	snd_iprintf(buffer, "Register %02X: %04X\n", i, value);
	343	}
	344	}
	345
e4a3d145 TI	346	static void snd_ca0106_proc_reg_read8(struct snd_info_entry *entry,
e4a3d145 TI	347	struct snd_info_buffer *buffer)
1da177e4	348	{
e4a3d145	349	struct snd_ca0106 *emu = entry->private_data;
1da177e4 LT	350	unsigned int value;
	351	unsigned long flags;
	352	int i;
	353	snd_iprintf(buffer, "Registers:\n\n");
	354	for(i = 0; i < 0x20; i+=1) {
	355	spin_lock_irqsave(&emu->emu_lock, flags);
	356	value = inb(emu->port + i);
	357	spin_unlock_irqrestore(&emu->emu_lock, flags);
	358	snd_iprintf(buffer, "Register %02X: %02X\n", i, value);
	359	}
	360	}
	361
e4a3d145 TI	362	static void snd_ca0106_proc_reg_read1(struct snd_info_entry *entry,
e4a3d145 TI	363	struct snd_info_buffer *buffer)
1da177e4	364	{
e4a3d145	365	struct snd_ca0106 *emu = entry->private_data;
1da177e4 LT	366	unsigned long value;
	367	int i,j;
	368
	369	snd_iprintf(buffer, "Registers\n");
	370	for(i = 0; i < 0x40; i++) {
	371	snd_iprintf(buffer, "%02X: ",i);
	372	for (j = 0; j < 4; j++) {
	373	value = snd_ca0106_ptr_read(emu, i, j);
	374	snd_iprintf(buffer, "%08lX ", value);
	375	}
	376	snd_iprintf(buffer, "\n");
	377	}
	378	}
	379
e4a3d145 TI	380	static void snd_ca0106_proc_reg_read2(struct snd_info_entry *entry,
e4a3d145 TI	381	struct snd_info_buffer *buffer)
1da177e4	382	{
e4a3d145	383	struct snd_ca0106 *emu = entry->private_data;
1da177e4 LT	384	unsigned long value;
	385	int i,j;
	386
	387	snd_iprintf(buffer, "Registers\n");
	388	for(i = 0x40; i < 0x80; i++) {
	389	snd_iprintf(buffer, "%02X: ",i);
	390	for (j = 0; j < 4; j++) {
	391	value = snd_ca0106_ptr_read(emu, i, j);
	392	snd_iprintf(buffer, "%08lX ", value);
	393	}
	394	snd_iprintf(buffer, "\n");
	395	}
	396	}
	397
e4a3d145 TI	398	static void snd_ca0106_proc_reg_write(struct snd_info_entry *entry,
e4a3d145 TI	399	struct snd_info_buffer *buffer)
1da177e4	400	{
e4a3d145	401	struct snd_ca0106 *emu = entry->private_data;
1da177e4 LT	402	char line[64];
	403	unsigned int reg, channel_id , val;
	404	while (!snd_info_get_line(buffer, line, sizeof(line))) {
	405	if (sscanf(line, "%x %x %x", &reg, &channel_id, &val) != 3)
	406	continue;
84ed1a19	407	if (reg < 0x80 && val <= 0xffffffff && channel_id <= 3)
1da177e4 LT	408	snd_ca0106_ptr_write(emu, reg, channel_id, val);
	409	}
	410	}
	411
e4a3d145 TI	412	static void snd_ca0106_proc_i2c_write(struct snd_info_entry *entry,
e4a3d145 TI	413	struct snd_info_buffer *buffer)
7199acdc	414	{
e4a3d145	415	struct snd_ca0106 *emu = entry->private_data;
7199acdc JCD	416	char line[64];
	417	unsigned int reg, val;
	418	while (!snd_info_get_line(buffer, line, sizeof(line))) {
	419	if (sscanf(line, "%x %x", &reg, &val) != 2)
	420	continue;
	421	if ((reg <= 0x7f) \|\| (val <= 0x1ff)) {
	422	snd_ca0106_i2c_write(emu, reg, val);
	423	}
	424	}
	425	}
1da177e4	426
e4a3d145	427	int __devinit snd_ca0106_proc_init(struct snd_ca0106 * emu)
1da177e4	428	{
e4a3d145	429	struct snd_info_entry *entry;
1da177e4 LT	430
1da177e4 LT	431	if(! snd_card_proc_new(emu->card, "iec958", &entry))
bf850204	432	snd_info_set_text_ops(entry, emu, snd_ca0106_proc_iec958);
1da177e4	433	if(! snd_card_proc_new(emu->card, "ca0106_reg32", &entry)) {
bf850204	434	snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read32);
1da177e4	435	entry->c.text.write = snd_ca0106_proc_reg_write32;
bd7bf042	436	entry->mode \|= S_IWUSR;
1da177e4 LT	437	}
1da177e4 LT	438	if(! snd_card_proc_new(emu->card, "ca0106_reg16", &entry))
bf850204	439	snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read16);
1da177e4	440	if(! snd_card_proc_new(emu->card, "ca0106_reg8", &entry))
bf850204	441	snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read8);
1da177e4	442	if(! snd_card_proc_new(emu->card, "ca0106_regs1", &entry)) {
bf850204	443	snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read1);
1da177e4	444	entry->c.text.write = snd_ca0106_proc_reg_write;
bd7bf042	445	entry->mode \|= S_IWUSR;
7199acdc JCD	446	}
7199acdc JCD	447	if(! snd_card_proc_new(emu->card, "ca0106_i2c", &entry)) {
7199acdc	448	entry->c.text.write = snd_ca0106_proc_i2c_write;
33712560	449	entry->private_data = emu;
7199acdc	450	entry->mode \|= S_IWUSR;
1da177e4 LT	451	}
1da177e4 LT	452	if(! snd_card_proc_new(emu->card, "ca0106_regs2", &entry))
bf850204	453	snd_info_set_text_ops(entry, emu, snd_ca0106_proc_reg_read2);
1da177e4 LT	454	return 0;
	455	}
	456
adf1b3d2	457	#endif /* CONFIG_PROC_FS */