xref: /linux/sound/pci/emu10k1/emuproc.c (revision 2c8d2a510c15c003749e43ac2b8e1bc79a7a00d6)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4  *                   Lee Revell <rlrevell@joe-job.com>
5  *                   James Courtier-Dutton <James@superbug.co.uk>
6  *                   Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
7  *                   Creative Labs, Inc.
8  *
9  *  Routines for control of EMU10K1 chips / proc interface routines
10  */
11 
12 #include <linux/slab.h>
13 #include <linux/init.h>
14 #include <linux/string_choices.h>
15 #include <sound/core.h>
16 #include <sound/emu10k1.h>
17 #include "p16v.h"
18 
19 static void snd_emu10k1_proc_spdif_status(struct snd_emu10k1 * emu,
20 					  struct snd_info_buffer *buffer,
21 					  char *title,
22 					  int status_reg,
23 					  int rate_reg)
24 {
25 	static const char * const clkaccy[4] = { "1000ppm", "50ppm", "variable", "unknown" };
26 	static const int samplerate[16] = { 44100, 1, 48000, 32000, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
27 	static const char * const channel[16] = { "unspec", "left", "right", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15" };
28 	static const char * const emphasis[8] = { "none", "50/15 usec 2 channel", "2", "3", "4", "5", "6", "7" };
29 	unsigned int status, rate = 0;
30 
31 	status = snd_emu10k1_ptr_read(emu, status_reg, 0);
32 
33 	snd_iprintf(buffer, "\n%s\n", title);
34 
35 	if (status != 0xffffffff) {
36 		snd_iprintf(buffer, "Professional Mode     : %s\n", str_yes_no(status & SPCS_PROFESSIONAL));
37 		snd_iprintf(buffer, "Not Audio Data        : %s\n", str_yes_no(status & SPCS_NOTAUDIODATA));
38 		snd_iprintf(buffer, "Copyright             : %s\n", str_yes_no(status & SPCS_COPYRIGHT));
39 		snd_iprintf(buffer, "Emphasis              : %s\n", emphasis[(status & SPCS_EMPHASISMASK) >> 3]);
40 		snd_iprintf(buffer, "Mode                  : %i\n", (status & SPCS_MODEMASK) >> 6);
41 		snd_iprintf(buffer, "Category Code         : 0x%x\n", (status & SPCS_CATEGORYCODEMASK) >> 8);
42 		snd_iprintf(buffer, "Generation Status     : %s\n", status & SPCS_GENERATIONSTATUS ? "original" : "copy");
43 		snd_iprintf(buffer, "Source Mask           : %i\n", (status & SPCS_SOURCENUMMASK) >> 16);
44 		snd_iprintf(buffer, "Channel Number        : %s\n", channel[(status & SPCS_CHANNELNUMMASK) >> 20]);
45 		snd_iprintf(buffer, "Sample Rate           : %iHz\n", samplerate[(status & SPCS_SAMPLERATEMASK) >> 24]);
46 		snd_iprintf(buffer, "Clock Accuracy        : %s\n", clkaccy[(status & SPCS_CLKACCYMASK) >> 28]);
47 
48 		if (rate_reg > 0) {
49 			rate = snd_emu10k1_ptr_read(emu, rate_reg, 0);
50 			snd_iprintf(buffer, "S/PDIF Valid          : %s\n", str_on_off(rate & SRCS_SPDIFVALID));
51 			snd_iprintf(buffer, "S/PDIF Locked         : %s\n", str_on_off(rate & SRCS_SPDIFLOCKED));
52 			snd_iprintf(buffer, "Rate Locked           : %s\n", str_on_off(rate & SRCS_RATELOCKED));
53 			/* From ((Rate * 48000 ) / 262144); */
54 			snd_iprintf(buffer, "Estimated Sample Rate : %d\n", ((rate & 0xFFFFF ) * 375) >> 11);
55 		}
56 	} else {
57 		snd_iprintf(buffer, "No signal detected.\n");
58 	}
59 
60 }
61 
62 static void snd_emu10k1_proc_read(struct snd_info_entry *entry,
63 				  struct snd_info_buffer *buffer)
64 {
65 	struct snd_emu10k1 *emu = entry->private_data;
66 	const char * const *inputs = emu->audigy ?
67 		snd_emu10k1_audigy_ins : snd_emu10k1_sblive_ins;
68 	const char * const *outputs = emu->audigy ?
69 		snd_emu10k1_audigy_outs : snd_emu10k1_sblive_outs;
70 	unsigned short extin_mask = emu->audigy ? ~0 : emu->fx8010.extin_mask;
71 	unsigned short extout_mask = emu->audigy ? ~0 : emu->fx8010.extout_mask;
72 	unsigned int val, val1, ptrx, psst, dsl, snda;
73 	int nefx = emu->audigy ? 32 : 16;
74 	int idx;
75 
76 	snd_iprintf(buffer, "EMU10K1\n\n");
77 	snd_iprintf(buffer, "Card                  : %s\n",
78 		    emu->card_capabilities->emu_model ? "E-MU D.A.S." :
79 		    emu->card_capabilities->ecard ? "E-MU A.P.S." :
80 		    emu->audigy ? "SB Audigy" : "SB Live!");
81 	snd_iprintf(buffer, "Internal TRAM (words) : 0x%x\n", emu->fx8010.itram_size);
82 	snd_iprintf(buffer, "External TRAM (words) : 0x%x\n", (int)emu->fx8010.etram_pages.bytes / 2);
83 
84 	snd_iprintf(buffer, "\nEffect Send Routing & Amounts:\n");
85 	for (idx = 0; idx < NUM_G; idx++) {
86 		ptrx = snd_emu10k1_ptr_read(emu, PTRX, idx);
87 		psst = snd_emu10k1_ptr_read(emu, PSST, idx);
88 		dsl = snd_emu10k1_ptr_read(emu, DSL, idx);
89 		if (emu->audigy) {
90 			val = snd_emu10k1_ptr_read(emu, A_FXRT1, idx);
91 			val1 = snd_emu10k1_ptr_read(emu, A_FXRT2, idx);
92 			snda = snd_emu10k1_ptr_read(emu, A_SENDAMOUNTS, idx);
93 			snd_iprintf(buffer, "Ch%-2i: A=%2i:%02x, B=%2i:%02x, C=%2i:%02x, D=%2i:%02x, ",
94 				idx,
95 				val & 0x3f, REG_VAL_GET(PTRX_FXSENDAMOUNT_A, ptrx),
96 				(val >> 8) & 0x3f, REG_VAL_GET(PTRX_FXSENDAMOUNT_B, ptrx),
97 				(val >> 16) & 0x3f, REG_VAL_GET(PSST_FXSENDAMOUNT_C, psst),
98 				(val >> 24) & 0x3f, REG_VAL_GET(DSL_FXSENDAMOUNT_D, dsl));
99 			snd_iprintf(buffer, "E=%2i:%02x, F=%2i:%02x, G=%2i:%02x, H=%2i:%02x\n",
100 				val1 & 0x3f, (snda >> 24) & 0xff,
101 				(val1 >> 8) & 0x3f, (snda >> 16) & 0xff,
102 				(val1 >> 16) & 0x3f, (snda >> 8) & 0xff,
103 				(val1 >> 24) & 0x3f, snda & 0xff);
104 		} else {
105 			val = snd_emu10k1_ptr_read(emu, FXRT, idx);
106 			snd_iprintf(buffer, "Ch%-2i: A=%2i:%02x, B=%2i:%02x, C=%2i:%02x, D=%2i:%02x\n",
107 				idx,
108 				(val >> 16) & 0x0f, REG_VAL_GET(PTRX_FXSENDAMOUNT_A, ptrx),
109 				(val >> 20) & 0x0f, REG_VAL_GET(PTRX_FXSENDAMOUNT_B, ptrx),
110 				(val >> 24) & 0x0f, REG_VAL_GET(PSST_FXSENDAMOUNT_C, psst),
111 				(val >> 28) & 0x0f, REG_VAL_GET(DSL_FXSENDAMOUNT_D, dsl));
112 		}
113 	}
114 	snd_iprintf(buffer, "\nEffect Send Targets:\n");
115 	// Audigy actually has 64, but we don't use them all.
116 	for (idx = 0; idx < 32; idx++) {
117 		const char *c = snd_emu10k1_fxbus[idx];
118 		if (c)
119 			snd_iprintf(buffer, "  Channel %02i [%s]\n", idx, c);
120 	}
121 	if (!emu->card_capabilities->emu_model) {
122 		snd_iprintf(buffer, "\nOutput Channels:\n");
123 		for (idx = 0; idx < 32; idx++)
124 			if (outputs[idx] && (extout_mask & (1 << idx)))
125 				snd_iprintf(buffer, "  Channel %02i [%s]\n", idx, outputs[idx]);
126 		snd_iprintf(buffer, "\nInput Channels:\n");
127 		for (idx = 0; idx < 16; idx++)
128 			if (inputs[idx] && (extin_mask & (1 << idx)))
129 				snd_iprintf(buffer, "  Channel %02i [%s]\n", idx, inputs[idx]);
130 		snd_iprintf(buffer, "\nMultichannel Capture Sources:\n");
131 		for (idx = 0; idx < nefx; idx++)
132 			if (emu->efx_voices_mask[0] & (1 << idx))
133 				snd_iprintf(buffer, "  Channel %02i [Output: %s]\n",
134 					    idx, outputs[idx] ? outputs[idx] : "???");
135 		if (emu->audigy) {
136 			for (idx = 0; idx < 32; idx++)
137 				if (emu->efx_voices_mask[1] & (1 << idx))
138 					snd_iprintf(buffer, "  Channel %02i [Input: %s]\n",
139 						    idx + 32, inputs[idx] ? inputs[idx] : "???");
140 		} else {
141 			for (idx = 0; idx < 16; idx++) {
142 				if (emu->efx_voices_mask[0] & ((1 << 16) << idx)) {
143 					if (emu->card_capabilities->sblive51) {
144 						s8 c = snd_emu10k1_sblive51_fxbus2_map[idx];
145 						if (c == -1)
146 							snd_iprintf(buffer, "  Channel %02i [Output: %s]\n",
147 								    idx + 16, outputs[idx + 16]);
148 						else
149 							snd_iprintf(buffer, "  Channel %02i [Input: %s]\n",
150 								    idx + 16, inputs[c]);
151 					} else {
152 						snd_iprintf(buffer, "  Channel %02i [Input: %s]\n",
153 							    idx + 16, inputs[idx] ? inputs[idx] : "???");
154 					}
155 				}
156 			}
157 		}
158 	}
159 }
160 
161 static void snd_emu10k1_proc_spdif_read(struct snd_info_entry *entry,
162 				  struct snd_info_buffer *buffer)
163 {
164 	struct snd_emu10k1 *emu = entry->private_data;
165 	u32 value;
166 	u32 value2;
167 
168 	if (emu->card_capabilities->emu_model) {
169 		snd_emu1010_fpga_lock(emu);
170 
171 		// This represents the S/PDIF lock status on 0404b, which is
172 		// kinda weird and unhelpful, because monitoring it via IRQ is
173 		// impractical (one gets an IRQ flood as long as it is desynced).
174 		snd_emu1010_fpga_read(emu, EMU_HANA_IRQ_STATUS, &value);
175 		snd_iprintf(buffer, "Lock status 1: %#x\n", value & 0x10);
176 
177 		// Bit 0x1 in LO being 0 is supposedly for ADAT lock.
178 		// The registers are always all zero on 0404b.
179 		snd_emu1010_fpga_read(emu, EMU_HANA_LOCK_STS_LO, &value);
180 		snd_emu1010_fpga_read(emu, EMU_HANA_LOCK_STS_HI, &value2);
181 		snd_iprintf(buffer, "Lock status 2: %#x %#x\n", value, value2);
182 
183 		snd_iprintf(buffer, "S/PDIF rate: %dHz\n",
184 			    snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_HANA_SPDIF_IN));
185 		if (emu->card_capabilities->emu_model != EMU_MODEL_EMU0404) {
186 			snd_iprintf(buffer, "ADAT rate: %dHz\n",
187 				    snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_HANA_ADAT_IN));
188 			snd_iprintf(buffer, "Dock rate: %dHz\n",
189 				    snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_2ND_HANA));
190 		}
191 		if (emu->card_capabilities->emu_model == EMU_MODEL_EMU0404 ||
192 		    emu->card_capabilities->emu_model == EMU_MODEL_EMU1010)
193 			snd_iprintf(buffer, "BNC rate: %dHz\n",
194 				    snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_SYNC_BNC));
195 
196 		snd_emu1010_fpga_read(emu, EMU_HANA_SPDIF_MODE, &value);
197 		if (value & EMU_HANA_SPDIF_MODE_RX_INVALID)
198 			snd_iprintf(buffer, "\nS/PDIF input invalid\n");
199 		else
200 			snd_iprintf(buffer, "\nS/PDIF mode: %s%s\n",
201 				    value & EMU_HANA_SPDIF_MODE_RX_PRO ? "professional" : "consumer",
202 				    value & EMU_HANA_SPDIF_MODE_RX_NOCOPY ? ", no copy" : "");
203 
204 		snd_emu1010_fpga_unlock(emu);
205 	} else {
206 		snd_emu10k1_proc_spdif_status(emu, buffer, "CD-ROM S/PDIF In", CDCS, CDSRCS);
207 		snd_emu10k1_proc_spdif_status(emu, buffer, "Optical or Coax S/PDIF In", GPSCS, GPSRCS);
208 	}
209 #if 0
210 	val = snd_emu10k1_ptr_read(emu, ZVSRCS, 0);
211 	snd_iprintf(buffer, "\nZoomed Video\n");
212 	snd_iprintf(buffer, "Rate Locked           : %s\n", str_on_off(val & SRCS_RATELOCKED));
213 	snd_iprintf(buffer, "Estimated Sample Rate : 0x%x\n", val & SRCS_ESTSAMPLERATE);
214 #endif
215 }
216 
217 static void snd_emu10k1_proc_rates_read(struct snd_info_entry *entry,
218 				  struct snd_info_buffer *buffer)
219 {
220 	static const int samplerate[8] = { 44100, 48000, 96000, 192000, 4, 5, 6, 7 };
221 	struct snd_emu10k1 *emu = entry->private_data;
222 	unsigned int val, tmp, n;
223 	val = snd_emu10k1_ptr20_read(emu, CAPTURE_RATE_STATUS, 0);
224 	for (n = 0; n < 4; n++) {
225 		tmp = val >> (16 + (n*4));
226 		if (tmp & 0x8) snd_iprintf(buffer, "Channel %d: Rate=%d\n", n, samplerate[tmp & 0x7]);
227 		else snd_iprintf(buffer, "Channel %d: No input\n", n);
228 	}
229 }
230 
231 struct emu10k1_reg_entry {
232 	unsigned short base, size;
233 	const char *name;
234 };
235 
236 static const struct emu10k1_reg_entry sblive_reg_entries[] = {
237 	{    0, 0x10, "FXBUS" },
238 	{ 0x10, 0x10, "EXTIN" },
239 	{ 0x20, 0x10, "EXTOUT" },
240 	{ 0x30, 0x10, "FXBUS2" },
241 	{ 0x40, 0x20, NULL },  // Constants
242 	{ 0x100, 0x100, "GPR" },
243 	{ 0x200, 0x80, "ITRAM_DATA" },
244 	{ 0x280, 0x20, "ETRAM_DATA" },
245 	{ 0x300, 0x80, "ITRAM_ADDR" },
246 	{ 0x380, 0x20, "ETRAM_ADDR" },
247 	{ 0x400, 0, NULL }
248 };
249 
250 static const struct emu10k1_reg_entry audigy_reg_entries[] = {
251 	{    0, 0x40, "FXBUS" },
252 	{ 0x40, 0x10, "EXTIN" },
253 	{ 0x50, 0x10, "P16VIN" },
254 	{ 0x60, 0x20, "EXTOUT" },
255 	{ 0x80, 0x20, "FXBUS2" },
256 	{ 0xa0, 0x10, "EMU32OUTH" },
257 	{ 0xb0, 0x10, "EMU32OUTL" },
258 	{ 0xc0, 0x20, NULL },  // Constants
259 	// This can't be quite right - overlap.
260 	//{ 0x100, 0xc0, "ITRAM_CTL" },
261 	//{ 0x1c0, 0x40, "ETRAM_CTL" },
262 	{ 0x160, 0x20, "A3_EMU32IN" },
263 	{ 0x1e0, 0x20, "A3_EMU32OUT" },
264 	{ 0x200, 0xc0, "ITRAM_DATA" },
265 	{ 0x2c0, 0x40, "ETRAM_DATA" },
266 	{ 0x300, 0xc0, "ITRAM_ADDR" },
267 	{ 0x3c0, 0x40, "ETRAM_ADDR" },
268 	{ 0x400, 0x200, "GPR" },
269 	{ 0x600, 0, NULL }
270 };
271 
272 static const char * const emu10k1_const_entries[] = {
273 	"C_00000000",
274 	"C_00000001",
275 	"C_00000002",
276 	"C_00000003",
277 	"C_00000004",
278 	"C_00000008",
279 	"C_00000010",
280 	"C_00000020",
281 	"C_00000100",
282 	"C_00010000",
283 	"C_00000800",
284 	"C_10000000",
285 	"C_20000000",
286 	"C_40000000",
287 	"C_80000000",
288 	"C_7fffffff",
289 	"C_ffffffff",
290 	"C_fffffffe",
291 	"C_c0000000",
292 	"C_4f1bbcdc",
293 	"C_5a7ef9db",
294 	"C_00100000",
295 	"GPR_ACCU",
296 	"GPR_COND",
297 	"GPR_NOISE0",
298 	"GPR_NOISE1",
299 	"GPR_IRQ",
300 	"GPR_DBAC",
301 	"GPR_DBACE",
302 	"???",
303 };
304 
305 static int disasm_emu10k1_reg(char *buffer,
306 			      const struct emu10k1_reg_entry *entries,
307 			      unsigned reg, const char *pfx)
308 {
309 	for (int i = 0; ; i++) {
310 		unsigned base = entries[i].base;
311 		unsigned size = entries[i].size;
312 		if (!size)
313 			return sprintf(buffer, "%s0x%03x", pfx, reg);
314 		if (reg >= base && reg < base + size) {
315 			const char *name = entries[i].name;
316 			reg -= base;
317 			if (name)
318 				return sprintf(buffer, "%s%s(%u)", pfx, name, reg);
319 			return sprintf(buffer, "%s%s", pfx, emu10k1_const_entries[reg]);
320 		}
321 	}
322 }
323 
324 static int disasm_sblive_reg(char *buffer, unsigned reg, const char *pfx)
325 {
326 	return disasm_emu10k1_reg(buffer, sblive_reg_entries, reg, pfx);
327 }
328 
329 static int disasm_audigy_reg(char *buffer, unsigned reg, const char *pfx)
330 {
331 	return disasm_emu10k1_reg(buffer, audigy_reg_entries, reg, pfx);
332 }
333 
334 static void snd_emu10k1_proc_acode_read(struct snd_info_entry *entry,
335 				        struct snd_info_buffer *buffer)
336 {
337 	u32 pc;
338 	struct snd_emu10k1 *emu = entry->private_data;
339 	static const char * const insns[16] = {
340 		"MAC0", "MAC1", "MAC2", "MAC3", "MACINT0", "MACINT1", "ACC3", "MACMV",
341 		"ANDXOR", "TSTNEG", "LIMITGE", "LIMITLT", "LOG", "EXP", "INTERP", "SKIP",
342 	};
343 	static const char spaces[] = "                              ";
344 	const int nspaces = sizeof(spaces) - 1;
345 
346 	snd_iprintf(buffer, "FX8010 Instruction List '%s'\n", emu->fx8010.name);
347 	snd_iprintf(buffer, "  Code dump      :\n");
348 	for (pc = 0; pc < (emu->audigy ? 1024 : 512); pc++) {
349 		u32 low, high;
350 		int len;
351 		char buf[100];
352 		char *bufp = buf;
353 
354 		low = snd_emu10k1_efx_read(emu, pc * 2);
355 		high = snd_emu10k1_efx_read(emu, pc * 2 + 1);
356 		if (emu->audigy) {
357 			bufp += sprintf(bufp, "    %-7s  ", insns[(high >> 24) & 0x0f]);
358 			bufp += disasm_audigy_reg(bufp, (high >> 12) & 0x7ff, "");
359 			bufp += disasm_audigy_reg(bufp, (high >> 0) & 0x7ff, ", ");
360 			bufp += disasm_audigy_reg(bufp, (low >> 12) & 0x7ff, ", ");
361 			bufp += disasm_audigy_reg(bufp, (low >> 0) & 0x7ff, ", ");
362 		} else {
363 			bufp += sprintf(bufp, "    %-7s  ", insns[(high >> 20) & 0x0f]);
364 			bufp += disasm_sblive_reg(bufp, (high >> 10) & 0x3ff, "");
365 			bufp += disasm_sblive_reg(bufp, (high >> 0) & 0x3ff, ", ");
366 			bufp += disasm_sblive_reg(bufp, (low >> 10) & 0x3ff, ", ");
367 			bufp += disasm_sblive_reg(bufp, (low >> 0) & 0x3ff, ", ");
368 		}
369 		len = (int)(ptrdiff_t)(bufp - buf);
370 		snd_iprintf(buffer, "%s %s /* 0x%04x: 0x%08x%08x */\n",
371 			    buf, &spaces[nspaces - clamp(65 - len, 0, nspaces)],
372 			    pc, high, low);
373 	}
374 }
375 
376 #define TOTAL_SIZE_GPR		(0x100*4)
377 #define A_TOTAL_SIZE_GPR	(0x200*4)
378 #define TOTAL_SIZE_TANKMEM_DATA	(0xa0*4)
379 #define TOTAL_SIZE_TANKMEM_ADDR (0xa0*4)
380 #define A_TOTAL_SIZE_TANKMEM_DATA (0x100*4)
381 #define A_TOTAL_SIZE_TANKMEM_ADDR (0x100*4)
382 #define TOTAL_SIZE_CODE		(0x200*8)
383 #define A_TOTAL_SIZE_CODE	(0x400*8)
384 
385 static ssize_t snd_emu10k1_fx8010_read(struct snd_info_entry *entry,
386 				       void *file_private_data,
387 				       struct file *file, char __user *buf,
388 				       size_t count, loff_t pos)
389 {
390 	struct snd_emu10k1 *emu = entry->private_data;
391 	unsigned int offset;
392 	int tram_addr = 0;
393 	unsigned int *tmp;
394 	long res;
395 	unsigned int idx;
396 
397 	if (!strcmp(entry->name, "fx8010_tram_addr")) {
398 		offset = TANKMEMADDRREGBASE;
399 		tram_addr = 1;
400 	} else if (!strcmp(entry->name, "fx8010_tram_data")) {
401 		offset = TANKMEMDATAREGBASE;
402 	} else if (!strcmp(entry->name, "fx8010_code")) {
403 		offset = emu->audigy ? A_MICROCODEBASE : MICROCODEBASE;
404 	} else {
405 		offset = emu->audigy ? A_FXGPREGBASE : FXGPREGBASE;
406 	}
407 
408 	tmp = kmalloc(count + 8, GFP_KERNEL);
409 	if (!tmp)
410 		return -ENOMEM;
411 	for (idx = 0; idx < ((pos & 3) + count + 3) >> 2; idx++) {
412 		unsigned int val;
413 		val = snd_emu10k1_ptr_read(emu, offset + idx + (pos >> 2), 0);
414 		if (tram_addr && emu->audigy) {
415 			val >>= 11;
416 			val |= snd_emu10k1_ptr_read(emu, 0x100 + idx + (pos >> 2), 0) << 20;
417 		}
418 		tmp[idx] = val;
419 	}
420 	if (copy_to_user(buf, ((char *)tmp) + (pos & 3), count))
421 		res = -EFAULT;
422 	else
423 		res = count;
424 	kfree(tmp);
425 	return res;
426 }
427 
428 static void snd_emu10k1_proc_voices_read(struct snd_info_entry *entry,
429 				  struct snd_info_buffer *buffer)
430 {
431 	struct snd_emu10k1 *emu = entry->private_data;
432 	struct snd_emu10k1_voice *voice;
433 	int idx;
434 	static const char * const types[] = {
435 		"Unused", "EFX", "EFX IRQ", "PCM", "PCM IRQ", "Synth"
436 	};
437 	static_assert(ARRAY_SIZE(types) == EMU10K1_NUM_TYPES);
438 
439 	snd_iprintf(buffer, "ch\tdirty\tlast\tuse\n");
440 	for (idx = 0; idx < NUM_G; idx++) {
441 		voice = &emu->voices[idx];
442 		snd_iprintf(buffer, "%i\t%u\t%u\t%s\n",
443 			idx,
444 			voice->dirty,
445 			voice->last,
446 			types[voice->use]);
447 	}
448 }
449 
450 #ifdef CONFIG_SND_DEBUG
451 
452 static void snd_emu_proc_emu1010_link_read(struct snd_emu10k1 *emu,
453 					   struct snd_info_buffer *buffer,
454 					   u32 dst)
455 {
456 	u32 src = snd_emu1010_fpga_link_dst_src_read(emu, dst);
457 	snd_iprintf(buffer, "%04x: %04x\n", dst, src);
458 }
459 
460 static void snd_emu_proc_emu1010_reg_read(struct snd_info_entry *entry,
461 				     struct snd_info_buffer *buffer)
462 {
463 	struct snd_emu10k1 *emu = entry->private_data;
464 	u32 value;
465 	int i;
466 
467 	snd_emu1010_fpga_lock(emu);
468 
469 	snd_iprintf(buffer, "EMU1010 Registers:\n\n");
470 
471 	for(i = 0; i < 0x40; i+=1) {
472 		snd_emu1010_fpga_read(emu, i, &value);
473 		snd_iprintf(buffer, "%02x: %02x\n", i, value);
474 	}
475 
476 	snd_iprintf(buffer, "\nEMU1010 Routes:\n\n");
477 
478 	for (i = 0; i < 16; i++)  // To Alice2/Tina[2] via EMU32
479 		snd_emu_proc_emu1010_link_read(emu, buffer, i);
480 	if (emu->card_capabilities->emu_model != EMU_MODEL_EMU0404)
481 		for (i = 0; i < 32; i++)  // To Dock via EDI
482 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x100 + i);
483 	if (emu->card_capabilities->emu_model != EMU_MODEL_EMU1616)
484 		for (i = 0; i < 8; i++)  // To Hamoa/local
485 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x200 + i);
486 	for (i = 0; i < 8; i++)  // To Hamoa/Mana/local
487 		snd_emu_proc_emu1010_link_read(emu, buffer, 0x300 + i);
488 	if (emu->card_capabilities->emu_model == EMU_MODEL_EMU1616) {
489 		for (i = 0; i < 16; i++)  // To Tina2 via EMU32
490 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x400 + i);
491 	} else if (emu->card_capabilities->emu_model != EMU_MODEL_EMU0404) {
492 		for (i = 0; i < 8; i++)  // To Hana ADAT
493 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x400 + i);
494 		if (emu->card_capabilities->emu_model == EMU_MODEL_EMU1010B) {
495 			for (i = 0; i < 16; i++)  // To Tina via EMU32
496 				snd_emu_proc_emu1010_link_read(emu, buffer, 0x500 + i);
497 		} else {
498 			// To Alice2 via I2S
499 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x500);
500 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x501);
501 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x600);
502 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x601);
503 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x700);
504 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x701);
505 		}
506 	}
507 
508 	snd_emu1010_fpga_unlock(emu);
509 }
510 
511 static void snd_emu_proc_io_reg_read(struct snd_info_entry *entry,
512 				     struct snd_info_buffer *buffer)
513 {
514 	struct snd_emu10k1 *emu = entry->private_data;
515 	unsigned long value;
516 	int i;
517 	snd_iprintf(buffer, "IO Registers:\n\n");
518 	for(i = 0; i < 0x40; i+=4) {
519 		value = inl(emu->port + i);
520 		snd_iprintf(buffer, "%02X: %08lX\n", i, value);
521 	}
522 }
523 
524 static void snd_emu_proc_io_reg_write(struct snd_info_entry *entry,
525                                       struct snd_info_buffer *buffer)
526 {
527 	struct snd_emu10k1 *emu = entry->private_data;
528 	char line[64];
529 	u32 reg, val;
530 	while (!snd_info_get_line(buffer, line, sizeof(line))) {
531 		if (sscanf(line, "%x %x", &reg, &val) != 2)
532 			continue;
533 		if (reg < 0x40 && val <= 0xffffffff) {
534 			outl(val, emu->port + (reg & 0xfffffffc));
535 		}
536 	}
537 }
538 
539 static unsigned int snd_ptr_read(struct snd_emu10k1 * emu,
540 				 unsigned int iobase,
541 				 unsigned int reg,
542 				 unsigned int chn)
543 {
544 	unsigned int regptr, val;
545 
546 	regptr = (reg << 16) | chn;
547 
548 	spin_lock_irq(&emu->emu_lock);
549 	outl(regptr, emu->port + iobase + PTR);
550 	val = inl(emu->port + iobase + DATA);
551 	spin_unlock_irq(&emu->emu_lock);
552 	return val;
553 }
554 
555 static void snd_ptr_write(struct snd_emu10k1 *emu,
556 			  unsigned int iobase,
557 			  unsigned int reg,
558 			  unsigned int chn,
559 			  unsigned int data)
560 {
561 	unsigned int regptr;
562 
563 	regptr = (reg << 16) | chn;
564 
565 	spin_lock_irq(&emu->emu_lock);
566 	outl(regptr, emu->port + iobase + PTR);
567 	outl(data, emu->port + iobase + DATA);
568 	spin_unlock_irq(&emu->emu_lock);
569 }
570 
571 
572 static void snd_emu_proc_ptr_reg_read(struct snd_info_entry *entry,
573 				      struct snd_info_buffer *buffer, int iobase, int offset, int length, int voices)
574 {
575 	struct snd_emu10k1 *emu = entry->private_data;
576 	unsigned long value;
577 	int i,j;
578 	if (offset+length > 0xa0) {
579 		snd_iprintf(buffer, "Input values out of range\n");
580 		return;
581 	}
582 	snd_iprintf(buffer, "Registers 0x%x\n", iobase);
583 	for(i = offset; i < offset+length; i++) {
584 		snd_iprintf(buffer, "%02X: ",i);
585 		for (j = 0; j < voices; j++) {
586 			value = snd_ptr_read(emu, iobase, i, j);
587 			snd_iprintf(buffer, "%08lX ", value);
588 		}
589 		snd_iprintf(buffer, "\n");
590 	}
591 }
592 
593 static void snd_emu_proc_ptr_reg_write(struct snd_info_entry *entry,
594 				       struct snd_info_buffer *buffer,
595 				       int iobase, int length, int voices)
596 {
597 	struct snd_emu10k1 *emu = entry->private_data;
598 	char line[64];
599 	unsigned int reg, channel_id , val;
600 	while (!snd_info_get_line(buffer, line, sizeof(line))) {
601 		if (sscanf(line, "%x %x %x", &reg, &channel_id, &val) != 3)
602 			continue;
603 		if (reg < length && channel_id < voices)
604 			snd_ptr_write(emu, iobase, reg, channel_id, val);
605 	}
606 }
607 
608 static void snd_emu_proc_ptr_reg_write00(struct snd_info_entry *entry,
609 					 struct snd_info_buffer *buffer)
610 {
611 	snd_emu_proc_ptr_reg_write(entry, buffer, 0, 0x80, 64);
612 }
613 
614 static void snd_emu_proc_ptr_reg_write20(struct snd_info_entry *entry,
615 					 struct snd_info_buffer *buffer)
616 {
617 	struct snd_emu10k1 *emu = entry->private_data;
618 	snd_emu_proc_ptr_reg_write(entry, buffer, 0x20,
619 				   emu->card_capabilities->ca0108_chip ? 0xa0 : 0x80, 4);
620 }
621 
622 
623 static void snd_emu_proc_ptr_reg_read00a(struct snd_info_entry *entry,
624 					 struct snd_info_buffer *buffer)
625 {
626 	snd_emu_proc_ptr_reg_read(entry, buffer, 0, 0, 0x40, 64);
627 }
628 
629 static void snd_emu_proc_ptr_reg_read00b(struct snd_info_entry *entry,
630 					 struct snd_info_buffer *buffer)
631 {
632 	snd_emu_proc_ptr_reg_read(entry, buffer, 0, 0x40, 0x40, 64);
633 }
634 
635 static void snd_emu_proc_ptr_reg_read20a(struct snd_info_entry *entry,
636 					 struct snd_info_buffer *buffer)
637 {
638 	snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0, 0x40, 4);
639 }
640 
641 static void snd_emu_proc_ptr_reg_read20b(struct snd_info_entry *entry,
642 					 struct snd_info_buffer *buffer)
643 {
644 	snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0x40, 0x40, 4);
645 }
646 
647 static void snd_emu_proc_ptr_reg_read20c(struct snd_info_entry *entry,
648 					 struct snd_info_buffer * buffer)
649 {
650 	snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0x80, 0x20, 4);
651 }
652 #endif
653 
654 static const struct snd_info_entry_ops snd_emu10k1_proc_ops_fx8010 = {
655 	.read = snd_emu10k1_fx8010_read,
656 };
657 
658 int snd_emu10k1_proc_init(struct snd_emu10k1 *emu)
659 {
660 	struct snd_info_entry *entry;
661 #ifdef CONFIG_SND_DEBUG
662 	if (emu->card_capabilities->emu_model) {
663 		snd_card_ro_proc_new(emu->card, "emu1010_regs",
664 				     emu, snd_emu_proc_emu1010_reg_read);
665 	}
666 	snd_card_rw_proc_new(emu->card, "io_regs", emu,
667 			     snd_emu_proc_io_reg_read,
668 			     snd_emu_proc_io_reg_write);
669 	snd_card_rw_proc_new(emu->card, "ptr_regs00a", emu,
670 			     snd_emu_proc_ptr_reg_read00a,
671 			     snd_emu_proc_ptr_reg_write00);
672 	snd_card_rw_proc_new(emu->card, "ptr_regs00b", emu,
673 			     snd_emu_proc_ptr_reg_read00b,
674 			     snd_emu_proc_ptr_reg_write00);
675 	if (!emu->card_capabilities->emu_model &&
676 	    (emu->card_capabilities->ca0151_chip || emu->card_capabilities->ca0108_chip)) {
677 		snd_card_rw_proc_new(emu->card, "ptr_regs20a", emu,
678 				     snd_emu_proc_ptr_reg_read20a,
679 				     snd_emu_proc_ptr_reg_write20);
680 		snd_card_rw_proc_new(emu->card, "ptr_regs20b", emu,
681 				     snd_emu_proc_ptr_reg_read20b,
682 				     snd_emu_proc_ptr_reg_write20);
683 		if (emu->card_capabilities->ca0108_chip)
684 			snd_card_rw_proc_new(emu->card, "ptr_regs20c", emu,
685 					     snd_emu_proc_ptr_reg_read20c,
686 					     snd_emu_proc_ptr_reg_write20);
687 	}
688 #endif
689 
690 	snd_card_ro_proc_new(emu->card, "emu10k1", emu, snd_emu10k1_proc_read);
691 
692 	if (emu->card_capabilities->emu10k2_chip)
693 		snd_card_ro_proc_new(emu->card, "spdif-in", emu,
694 				     snd_emu10k1_proc_spdif_read);
695 	if (emu->card_capabilities->ca0151_chip)
696 		snd_card_ro_proc_new(emu->card, "capture-rates", emu,
697 				     snd_emu10k1_proc_rates_read);
698 
699 	snd_card_ro_proc_new(emu->card, "voices", emu,
700 			     snd_emu10k1_proc_voices_read);
701 
702 	if (! snd_card_proc_new(emu->card, "fx8010_gpr", &entry)) {
703 		entry->content = SNDRV_INFO_CONTENT_DATA;
704 		entry->private_data = emu;
705 		entry->mode = S_IFREG | 0444 /*| S_IWUSR*/;
706 		entry->size = emu->audigy ? A_TOTAL_SIZE_GPR : TOTAL_SIZE_GPR;
707 		entry->c.ops = &snd_emu10k1_proc_ops_fx8010;
708 	}
709 	if (! snd_card_proc_new(emu->card, "fx8010_tram_data", &entry)) {
710 		entry->content = SNDRV_INFO_CONTENT_DATA;
711 		entry->private_data = emu;
712 		entry->mode = S_IFREG | 0444 /*| S_IWUSR*/;
713 		entry->size = emu->audigy ? A_TOTAL_SIZE_TANKMEM_DATA : TOTAL_SIZE_TANKMEM_DATA ;
714 		entry->c.ops = &snd_emu10k1_proc_ops_fx8010;
715 	}
716 	if (! snd_card_proc_new(emu->card, "fx8010_tram_addr", &entry)) {
717 		entry->content = SNDRV_INFO_CONTENT_DATA;
718 		entry->private_data = emu;
719 		entry->mode = S_IFREG | 0444 /*| S_IWUSR*/;
720 		entry->size = emu->audigy ? A_TOTAL_SIZE_TANKMEM_ADDR : TOTAL_SIZE_TANKMEM_ADDR ;
721 		entry->c.ops = &snd_emu10k1_proc_ops_fx8010;
722 	}
723 	if (! snd_card_proc_new(emu->card, "fx8010_code", &entry)) {
724 		entry->content = SNDRV_INFO_CONTENT_DATA;
725 		entry->private_data = emu;
726 		entry->mode = S_IFREG | 0444 /*| S_IWUSR*/;
727 		entry->size = emu->audigy ? A_TOTAL_SIZE_CODE : TOTAL_SIZE_CODE;
728 		entry->c.ops = &snd_emu10k1_proc_ops_fx8010;
729 	}
730 	snd_card_ro_proc_new(emu->card, "fx8010_acode", emu,
731 			     snd_emu10k1_proc_acode_read);
732 	return 0;
733 }
734