xref: /linux/sound/pci/emu10k1/emuproc.c (revision 9e56ff53b4115875667760445b028357848b4748)
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 <sound/core.h>
15 #include <sound/emu10k1.h>
16 #include "p16v.h"
17 
18 static void snd_emu10k1_proc_spdif_status(struct snd_emu10k1 * emu,
19 					  struct snd_info_buffer *buffer,
20 					  char *title,
21 					  int status_reg,
22 					  int rate_reg)
23 {
24 	static const char * const clkaccy[4] = { "1000ppm", "50ppm", "variable", "unknown" };
25 	static const int samplerate[16] = { 44100, 1, 48000, 32000, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
26 	static const char * const channel[16] = { "unspec", "left", "right", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15" };
27 	static const char * const emphasis[8] = { "none", "50/15 usec 2 channel", "2", "3", "4", "5", "6", "7" };
28 	unsigned int status, rate = 0;
29 
30 	status = snd_emu10k1_ptr_read(emu, status_reg, 0);
31 
32 	snd_iprintf(buffer, "\n%s\n", title);
33 
34 	if (status != 0xffffffff) {
35 		snd_iprintf(buffer, "Professional Mode     : %s\n", (status & SPCS_PROFESSIONAL) ? "yes" : "no");
36 		snd_iprintf(buffer, "Not Audio Data        : %s\n", (status & SPCS_NOTAUDIODATA) ? "yes" : "no");
37 		snd_iprintf(buffer, "Copyright             : %s\n", (status & SPCS_COPYRIGHT) ? "yes" : "no");
38 		snd_iprintf(buffer, "Emphasis              : %s\n", emphasis[(status & SPCS_EMPHASISMASK) >> 3]);
39 		snd_iprintf(buffer, "Mode                  : %i\n", (status & SPCS_MODEMASK) >> 6);
40 		snd_iprintf(buffer, "Category Code         : 0x%x\n", (status & SPCS_CATEGORYCODEMASK) >> 8);
41 		snd_iprintf(buffer, "Generation Status     : %s\n", status & SPCS_GENERATIONSTATUS ? "original" : "copy");
42 		snd_iprintf(buffer, "Source Mask           : %i\n", (status & SPCS_SOURCENUMMASK) >> 16);
43 		snd_iprintf(buffer, "Channel Number        : %s\n", channel[(status & SPCS_CHANNELNUMMASK) >> 20]);
44 		snd_iprintf(buffer, "Sample Rate           : %iHz\n", samplerate[(status & SPCS_SAMPLERATEMASK) >> 24]);
45 		snd_iprintf(buffer, "Clock Accuracy        : %s\n", clkaccy[(status & SPCS_CLKACCYMASK) >> 28]);
46 
47 		if (rate_reg > 0) {
48 			rate = snd_emu10k1_ptr_read(emu, rate_reg, 0);
49 			snd_iprintf(buffer, "S/PDIF Valid          : %s\n", rate & SRCS_SPDIFVALID ? "on" : "off");
50 			snd_iprintf(buffer, "S/PDIF Locked         : %s\n", rate & SRCS_SPDIFLOCKED ? "on" : "off");
51 			snd_iprintf(buffer, "Rate Locked           : %s\n", rate & SRCS_RATELOCKED ? "on" : "off");
52 			/* From ((Rate * 48000 ) / 262144); */
53 			snd_iprintf(buffer, "Estimated Sample Rate : %d\n", ((rate & 0xFFFFF ) * 375) >> 11);
54 		}
55 	} else {
56 		snd_iprintf(buffer, "No signal detected.\n");
57 	}
58 
59 }
60 
61 static void snd_emu10k1_proc_read(struct snd_info_entry *entry,
62 				  struct snd_info_buffer *buffer)
63 {
64 	struct snd_emu10k1 *emu = entry->private_data;
65 	const char * const *inputs = emu->audigy ?
66 		snd_emu10k1_audigy_ins : snd_emu10k1_sblive_ins;
67 	const char * const *outputs = emu->audigy ?
68 		snd_emu10k1_audigy_outs : snd_emu10k1_sblive_outs;
69 	unsigned short extin_mask = emu->audigy ? ~0 : emu->fx8010.extin_mask;
70 	unsigned short extout_mask = emu->audigy ? ~0 : emu->fx8010.extout_mask;
71 	unsigned int val, val1, ptrx, psst, dsl, snda;
72 	int nefx = emu->audigy ? 32 : 16;
73 	int idx;
74 
75 	snd_iprintf(buffer, "EMU10K1\n\n");
76 	snd_iprintf(buffer, "Card                  : %s\n",
77 		    emu->card_capabilities->emu_model ? "E-MU D.A.S." :
78 		    emu->card_capabilities->ecard ? "E-MU A.P.S." :
79 		    emu->audigy ? "SB Audigy" : "SB Live!");
80 	snd_iprintf(buffer, "Internal TRAM (words) : 0x%x\n", emu->fx8010.itram_size);
81 	snd_iprintf(buffer, "External TRAM (words) : 0x%x\n", (int)emu->fx8010.etram_pages.bytes / 2);
82 
83 	snd_iprintf(buffer, "\nEffect Send Routing & Amounts:\n");
84 	for (idx = 0; idx < NUM_G; idx++) {
85 		ptrx = snd_emu10k1_ptr_read(emu, PTRX, idx);
86 		psst = snd_emu10k1_ptr_read(emu, PSST, idx);
87 		dsl = snd_emu10k1_ptr_read(emu, DSL, idx);
88 		if (emu->audigy) {
89 			val = snd_emu10k1_ptr_read(emu, A_FXRT1, idx);
90 			val1 = snd_emu10k1_ptr_read(emu, A_FXRT2, idx);
91 			snda = snd_emu10k1_ptr_read(emu, A_SENDAMOUNTS, idx);
92 			snd_iprintf(buffer, "Ch%-2i: A=%2i:%02x, B=%2i:%02x, C=%2i:%02x, D=%2i:%02x, ",
93 				idx,
94 				val & 0x3f, REG_VAL_GET(PTRX_FXSENDAMOUNT_A, ptrx),
95 				(val >> 8) & 0x3f, REG_VAL_GET(PTRX_FXSENDAMOUNT_B, ptrx),
96 				(val >> 16) & 0x3f, REG_VAL_GET(PSST_FXSENDAMOUNT_C, psst),
97 				(val >> 24) & 0x3f, REG_VAL_GET(DSL_FXSENDAMOUNT_D, dsl));
98 			snd_iprintf(buffer, "E=%2i:%02x, F=%2i:%02x, G=%2i:%02x, H=%2i:%02x\n",
99 				val1 & 0x3f, (snda >> 24) & 0xff,
100 				(val1 >> 8) & 0x3f, (snda >> 16) & 0xff,
101 				(val1 >> 16) & 0x3f, (snda >> 8) & 0xff,
102 				(val1 >> 24) & 0x3f, snda & 0xff);
103 		} else {
104 			val = snd_emu10k1_ptr_read(emu, FXRT, idx);
105 			snd_iprintf(buffer, "Ch%-2i: A=%2i:%02x, B=%2i:%02x, C=%2i:%02x, D=%2i:%02x\n",
106 				idx,
107 				(val >> 16) & 0x0f, REG_VAL_GET(PTRX_FXSENDAMOUNT_A, ptrx),
108 				(val >> 20) & 0x0f, REG_VAL_GET(PTRX_FXSENDAMOUNT_B, ptrx),
109 				(val >> 24) & 0x0f, REG_VAL_GET(PSST_FXSENDAMOUNT_C, psst),
110 				(val >> 28) & 0x0f, REG_VAL_GET(DSL_FXSENDAMOUNT_D, dsl));
111 		}
112 	}
113 	snd_iprintf(buffer, "\nEffect Send Targets:\n");
114 	// Audigy actually has 64, but we don't use them all.
115 	for (idx = 0; idx < 32; idx++) {
116 		const char *c = snd_emu10k1_fxbus[idx];
117 		if (c)
118 			snd_iprintf(buffer, "  Channel %02i [%s]\n", idx, c);
119 	}
120 	if (!emu->card_capabilities->emu_model) {
121 		snd_iprintf(buffer, "\nOutput Channels:\n");
122 		for (idx = 0; idx < 32; idx++)
123 			if (outputs[idx] && (extout_mask & (1 << idx)))
124 				snd_iprintf(buffer, "  Channel %02i [%s]\n", idx, outputs[idx]);
125 		snd_iprintf(buffer, "\nInput Channels:\n");
126 		for (idx = 0; idx < 16; idx++)
127 			if (inputs[idx] && (extin_mask & (1 << idx)))
128 				snd_iprintf(buffer, "  Channel %02i [%s]\n", idx, inputs[idx]);
129 		snd_iprintf(buffer, "\nMultichannel Capture Sources:\n");
130 		for (idx = 0; idx < nefx; idx++)
131 			if (emu->efx_voices_mask[0] & (1 << idx))
132 				snd_iprintf(buffer, "  Channel %02i [Output: %s]\n",
133 					    idx, outputs[idx] ? outputs[idx] : "???");
134 		if (emu->audigy) {
135 			for (idx = 0; idx < 32; idx++)
136 				if (emu->efx_voices_mask[1] & (1 << idx))
137 					snd_iprintf(buffer, "  Channel %02i [Input: %s]\n",
138 						    idx + 32, inputs[idx] ? inputs[idx] : "???");
139 		} else {
140 			for (idx = 0; idx < 16; idx++) {
141 				if (emu->efx_voices_mask[0] & ((1 << 16) << idx)) {
142 					if (emu->card_capabilities->sblive51) {
143 						s8 c = snd_emu10k1_sblive51_fxbus2_map[idx];
144 						if (c == -1)
145 							snd_iprintf(buffer, "  Channel %02i [Output: %s]\n",
146 								    idx + 16, outputs[idx + 16]);
147 						else
148 							snd_iprintf(buffer, "  Channel %02i [Input: %s]\n",
149 								    idx + 16, inputs[c]);
150 					} else {
151 						snd_iprintf(buffer, "  Channel %02i [Input: %s]\n",
152 							    idx + 16, inputs[idx] ? inputs[idx] : "???");
153 					}
154 				}
155 			}
156 		}
157 	}
158 }
159 
160 static void snd_emu10k1_proc_spdif_read(struct snd_info_entry *entry,
161 				  struct snd_info_buffer *buffer)
162 {
163 	struct snd_emu10k1 *emu = entry->private_data;
164 	u32 value;
165 	u32 value2;
166 
167 	if (emu->card_capabilities->emu_model) {
168 		// This represents the S/PDIF lock status on 0404b, which is
169 		// kinda weird and unhelpful, because monitoring it via IRQ is
170 		// impractical (one gets an IRQ flood as long as it is desynced).
171 		snd_emu1010_fpga_read(emu, EMU_HANA_IRQ_STATUS, &value);
172 		snd_iprintf(buffer, "Lock status 1: %#x\n", value & 0x10);
173 
174 		// Bit 0x1 in LO being 0 is supposedly for ADAT lock.
175 		// The registers are always all zero on 0404b.
176 		snd_emu1010_fpga_read(emu, EMU_HANA_LOCK_STS_LO, &value);
177 		snd_emu1010_fpga_read(emu, EMU_HANA_LOCK_STS_HI, &value2);
178 		snd_iprintf(buffer, "Lock status 2: %#x %#x\n", value, value2);
179 
180 		snd_iprintf(buffer, "S/PDIF rate: %dHz\n",
181 			    snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_HANA_SPDIF_IN));
182 		if (emu->card_capabilities->emu_model != EMU_MODEL_EMU0404) {
183 			snd_iprintf(buffer, "ADAT rate: %dHz\n",
184 				    snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_HANA_ADAT_IN));
185 			snd_iprintf(buffer, "Dock rate: %dHz\n",
186 				    snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_2ND_HANA));
187 		}
188 		if (emu->card_capabilities->emu_model == EMU_MODEL_EMU0404 ||
189 		    emu->card_capabilities->emu_model == EMU_MODEL_EMU1010)
190 			snd_iprintf(buffer, "BNC rate: %dHz\n",
191 				    snd_emu1010_get_raw_rate(emu, EMU_HANA_WCLOCK_SYNC_BNC));
192 
193 		snd_emu1010_fpga_read(emu, EMU_HANA_SPDIF_MODE, &value);
194 		if (value & EMU_HANA_SPDIF_MODE_RX_INVALID)
195 			snd_iprintf(buffer, "\nS/PDIF input invalid\n");
196 		else
197 			snd_iprintf(buffer, "\nS/PDIF mode: %s%s\n",
198 				    value & EMU_HANA_SPDIF_MODE_RX_PRO ? "professional" : "consumer",
199 				    value & EMU_HANA_SPDIF_MODE_RX_NOCOPY ? ", no copy" : "");
200 	} else {
201 		snd_emu10k1_proc_spdif_status(emu, buffer, "CD-ROM S/PDIF In", CDCS, CDSRCS);
202 		snd_emu10k1_proc_spdif_status(emu, buffer, "Optical or Coax S/PDIF In", GPSCS, GPSRCS);
203 	}
204 #if 0
205 	val = snd_emu10k1_ptr_read(emu, ZVSRCS, 0);
206 	snd_iprintf(buffer, "\nZoomed Video\n");
207 	snd_iprintf(buffer, "Rate Locked           : %s\n", val & SRCS_RATELOCKED ? "on" : "off");
208 	snd_iprintf(buffer, "Estimated Sample Rate : 0x%x\n", val & SRCS_ESTSAMPLERATE);
209 #endif
210 }
211 
212 static void snd_emu10k1_proc_rates_read(struct snd_info_entry *entry,
213 				  struct snd_info_buffer *buffer)
214 {
215 	static const int samplerate[8] = { 44100, 48000, 96000, 192000, 4, 5, 6, 7 };
216 	struct snd_emu10k1 *emu = entry->private_data;
217 	unsigned int val, tmp, n;
218 	val = snd_emu10k1_ptr20_read(emu, CAPTURE_RATE_STATUS, 0);
219 	for (n = 0; n < 4; n++) {
220 		tmp = val >> (16 + (n*4));
221 		if (tmp & 0x8) snd_iprintf(buffer, "Channel %d: Rate=%d\n", n, samplerate[tmp & 0x7]);
222 		else snd_iprintf(buffer, "Channel %d: No input\n", n);
223 	}
224 }
225 
226 struct emu10k1_reg_entry {
227 	unsigned short base, size;
228 	const char *name;
229 };
230 
231 static const struct emu10k1_reg_entry sblive_reg_entries[] = {
232 	{    0, 0x10, "FXBUS" },
233 	{ 0x10, 0x10, "EXTIN" },
234 	{ 0x20, 0x10, "EXTOUT" },
235 	{ 0x30, 0x10, "FXBUS2" },
236 	{ 0x40, 0x20, NULL },  // Constants
237 	{ 0x100, 0x100, "GPR" },
238 	{ 0x200, 0x80, "ITRAM_DATA" },
239 	{ 0x280, 0x20, "ETRAM_DATA" },
240 	{ 0x300, 0x80, "ITRAM_ADDR" },
241 	{ 0x380, 0x20, "ETRAM_ADDR" },
242 	{ 0x400, 0, NULL }
243 };
244 
245 static const struct emu10k1_reg_entry audigy_reg_entries[] = {
246 	{    0, 0x40, "FXBUS" },
247 	{ 0x40, 0x10, "EXTIN" },
248 	{ 0x50, 0x10, "P16VIN" },
249 	{ 0x60, 0x20, "EXTOUT" },
250 	{ 0x80, 0x20, "FXBUS2" },
251 	{ 0xa0, 0x10, "EMU32OUTH" },
252 	{ 0xb0, 0x10, "EMU32OUTL" },
253 	{ 0xc0, 0x20, NULL },  // Constants
254 	// This can't be quite right - overlap.
255 	//{ 0x100, 0xc0, "ITRAM_CTL" },
256 	//{ 0x1c0, 0x40, "ETRAM_CTL" },
257 	{ 0x160, 0x20, "A3_EMU32IN" },
258 	{ 0x1e0, 0x20, "A3_EMU32OUT" },
259 	{ 0x200, 0xc0, "ITRAM_DATA" },
260 	{ 0x2c0, 0x40, "ETRAM_DATA" },
261 	{ 0x300, 0xc0, "ITRAM_ADDR" },
262 	{ 0x3c0, 0x40, "ETRAM_ADDR" },
263 	{ 0x400, 0x200, "GPR" },
264 	{ 0x600, 0, NULL }
265 };
266 
267 static const char * const emu10k1_const_entries[] = {
268 	"C_00000000",
269 	"C_00000001",
270 	"C_00000002",
271 	"C_00000003",
272 	"C_00000004",
273 	"C_00000008",
274 	"C_00000010",
275 	"C_00000020",
276 	"C_00000100",
277 	"C_00010000",
278 	"C_00000800",
279 	"C_10000000",
280 	"C_20000000",
281 	"C_40000000",
282 	"C_80000000",
283 	"C_7fffffff",
284 	"C_ffffffff",
285 	"C_fffffffe",
286 	"C_c0000000",
287 	"C_4f1bbcdc",
288 	"C_5a7ef9db",
289 	"C_00100000",
290 	"GPR_ACCU",
291 	"GPR_COND",
292 	"GPR_NOISE0",
293 	"GPR_NOISE1",
294 	"GPR_IRQ",
295 	"GPR_DBAC",
296 	"GPR_DBACE",
297 	"???",
298 };
299 
300 static int disasm_emu10k1_reg(char *buffer,
301 			      const struct emu10k1_reg_entry *entries,
302 			      unsigned reg, const char *pfx)
303 {
304 	for (int i = 0; ; i++) {
305 		unsigned base = entries[i].base;
306 		unsigned size = entries[i].size;
307 		if (!size)
308 			return sprintf(buffer, "%s0x%03x", pfx, reg);
309 		if (reg >= base && reg < base + size) {
310 			const char *name = entries[i].name;
311 			reg -= base;
312 			if (name)
313 				return sprintf(buffer, "%s%s(%u)", pfx, name, reg);
314 			return sprintf(buffer, "%s%s", pfx, emu10k1_const_entries[reg]);
315 		}
316 	}
317 }
318 
319 static int disasm_sblive_reg(char *buffer, unsigned reg, const char *pfx)
320 {
321 	return disasm_emu10k1_reg(buffer, sblive_reg_entries, reg, pfx);
322 }
323 
324 static int disasm_audigy_reg(char *buffer, unsigned reg, const char *pfx)
325 {
326 	return disasm_emu10k1_reg(buffer, audigy_reg_entries, reg, pfx);
327 }
328 
329 static void snd_emu10k1_proc_acode_read(struct snd_info_entry *entry,
330 				        struct snd_info_buffer *buffer)
331 {
332 	u32 pc;
333 	struct snd_emu10k1 *emu = entry->private_data;
334 	static const char * const insns[16] = {
335 		"MAC0", "MAC1", "MAC2", "MAC3", "MACINT0", "MACINT1", "ACC3", "MACMV",
336 		"ANDXOR", "TSTNEG", "LIMITGE", "LIMITLT", "LOG", "EXP", "INTERP", "SKIP",
337 	};
338 	static const char spaces[] = "                              ";
339 	const int nspaces = sizeof(spaces) - 1;
340 
341 	snd_iprintf(buffer, "FX8010 Instruction List '%s'\n", emu->fx8010.name);
342 	snd_iprintf(buffer, "  Code dump      :\n");
343 	for (pc = 0; pc < (emu->audigy ? 1024 : 512); pc++) {
344 		u32 low, high;
345 		int len;
346 		char buf[100];
347 		char *bufp = buf;
348 
349 		low = snd_emu10k1_efx_read(emu, pc * 2);
350 		high = snd_emu10k1_efx_read(emu, pc * 2 + 1);
351 		if (emu->audigy) {
352 			bufp += sprintf(bufp, "    %-7s  ", insns[(high >> 24) & 0x0f]);
353 			bufp += disasm_audigy_reg(bufp, (high >> 12) & 0x7ff, "");
354 			bufp += disasm_audigy_reg(bufp, (high >> 0) & 0x7ff, ", ");
355 			bufp += disasm_audigy_reg(bufp, (low >> 12) & 0x7ff, ", ");
356 			bufp += disasm_audigy_reg(bufp, (low >> 0) & 0x7ff, ", ");
357 		} else {
358 			bufp += sprintf(bufp, "    %-7s  ", insns[(high >> 20) & 0x0f]);
359 			bufp += disasm_sblive_reg(bufp, (high >> 10) & 0x3ff, "");
360 			bufp += disasm_sblive_reg(bufp, (high >> 0) & 0x3ff, ", ");
361 			bufp += disasm_sblive_reg(bufp, (low >> 10) & 0x3ff, ", ");
362 			bufp += disasm_sblive_reg(bufp, (low >> 0) & 0x3ff, ", ");
363 		}
364 		len = (int)(ptrdiff_t)(bufp - buf);
365 		snd_iprintf(buffer, "%s %s /* 0x%04x: 0x%08x%08x */\n",
366 			    buf, &spaces[nspaces - clamp(65 - len, 0, nspaces)],
367 			    pc, high, low);
368 	}
369 }
370 
371 #define TOTAL_SIZE_GPR		(0x100*4)
372 #define A_TOTAL_SIZE_GPR	(0x200*4)
373 #define TOTAL_SIZE_TANKMEM_DATA	(0xa0*4)
374 #define TOTAL_SIZE_TANKMEM_ADDR (0xa0*4)
375 #define A_TOTAL_SIZE_TANKMEM_DATA (0x100*4)
376 #define A_TOTAL_SIZE_TANKMEM_ADDR (0x100*4)
377 #define TOTAL_SIZE_CODE		(0x200*8)
378 #define A_TOTAL_SIZE_CODE	(0x400*8)
379 
380 static ssize_t snd_emu10k1_fx8010_read(struct snd_info_entry *entry,
381 				       void *file_private_data,
382 				       struct file *file, char __user *buf,
383 				       size_t count, loff_t pos)
384 {
385 	struct snd_emu10k1 *emu = entry->private_data;
386 	unsigned int offset;
387 	int tram_addr = 0;
388 	unsigned int *tmp;
389 	long res;
390 	unsigned int idx;
391 
392 	if (!strcmp(entry->name, "fx8010_tram_addr")) {
393 		offset = TANKMEMADDRREGBASE;
394 		tram_addr = 1;
395 	} else if (!strcmp(entry->name, "fx8010_tram_data")) {
396 		offset = TANKMEMDATAREGBASE;
397 	} else if (!strcmp(entry->name, "fx8010_code")) {
398 		offset = emu->audigy ? A_MICROCODEBASE : MICROCODEBASE;
399 	} else {
400 		offset = emu->audigy ? A_FXGPREGBASE : FXGPREGBASE;
401 	}
402 
403 	tmp = kmalloc(count + 8, GFP_KERNEL);
404 	if (!tmp)
405 		return -ENOMEM;
406 	for (idx = 0; idx < ((pos & 3) + count + 3) >> 2; idx++) {
407 		unsigned int val;
408 		val = snd_emu10k1_ptr_read(emu, offset + idx + (pos >> 2), 0);
409 		if (tram_addr && emu->audigy) {
410 			val >>= 11;
411 			val |= snd_emu10k1_ptr_read(emu, 0x100 + idx + (pos >> 2), 0) << 20;
412 		}
413 		tmp[idx] = val;
414 	}
415 	if (copy_to_user(buf, ((char *)tmp) + (pos & 3), count))
416 		res = -EFAULT;
417 	else
418 		res = count;
419 	kfree(tmp);
420 	return res;
421 }
422 
423 static void snd_emu10k1_proc_voices_read(struct snd_info_entry *entry,
424 				  struct snd_info_buffer *buffer)
425 {
426 	struct snd_emu10k1 *emu = entry->private_data;
427 	struct snd_emu10k1_voice *voice;
428 	int idx;
429 	static const char * const types[] = {
430 		"Unused", "EFX", "EFX IRQ", "PCM", "PCM IRQ", "Synth"
431 	};
432 	static_assert(ARRAY_SIZE(types) == EMU10K1_NUM_TYPES);
433 
434 	snd_iprintf(buffer, "ch\tdirty\tlast\tuse\n");
435 	for (idx = 0; idx < NUM_G; idx++) {
436 		voice = &emu->voices[idx];
437 		snd_iprintf(buffer, "%i\t%u\t%u\t%s\n",
438 			idx,
439 			voice->dirty,
440 			voice->last,
441 			types[voice->use]);
442 	}
443 }
444 
445 #ifdef CONFIG_SND_DEBUG
446 
447 static void snd_emu_proc_emu1010_link_read(struct snd_emu10k1 *emu,
448 					   struct snd_info_buffer *buffer,
449 					   u32 dst)
450 {
451 	u32 src = snd_emu1010_fpga_link_dst_src_read(emu, dst);
452 	snd_iprintf(buffer, "%04x: %04x\n", dst, src);
453 }
454 
455 static void snd_emu_proc_emu1010_reg_read(struct snd_info_entry *entry,
456 				     struct snd_info_buffer *buffer)
457 {
458 	struct snd_emu10k1 *emu = entry->private_data;
459 	u32 value;
460 	int i;
461 	snd_iprintf(buffer, "EMU1010 Registers:\n\n");
462 
463 	for(i = 0; i < 0x40; i+=1) {
464 		snd_emu1010_fpga_read(emu, i, &value);
465 		snd_iprintf(buffer, "%02x: %02x\n", i, value);
466 	}
467 
468 	snd_iprintf(buffer, "\nEMU1010 Routes:\n\n");
469 
470 	for (i = 0; i < 16; i++)  // To Alice2/Tina[2] via EMU32
471 		snd_emu_proc_emu1010_link_read(emu, buffer, i);
472 	if (emu->card_capabilities->emu_model != EMU_MODEL_EMU0404)
473 		for (i = 0; i < 32; i++)  // To Dock via EDI
474 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x100 + i);
475 	if (emu->card_capabilities->emu_model != EMU_MODEL_EMU1616)
476 		for (i = 0; i < 8; i++)  // To Hamoa/local
477 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x200 + i);
478 	for (i = 0; i < 8; i++)  // To Hamoa/Mana/local
479 		snd_emu_proc_emu1010_link_read(emu, buffer, 0x300 + i);
480 	if (emu->card_capabilities->emu_model == EMU_MODEL_EMU1616) {
481 		for (i = 0; i < 16; i++)  // To Tina2 via EMU32
482 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x400 + i);
483 	} else if (emu->card_capabilities->emu_model != EMU_MODEL_EMU0404) {
484 		for (i = 0; i < 8; i++)  // To Hana ADAT
485 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x400 + i);
486 		if (emu->card_capabilities->emu_model == EMU_MODEL_EMU1010B) {
487 			for (i = 0; i < 16; i++)  // To Tina via EMU32
488 				snd_emu_proc_emu1010_link_read(emu, buffer, 0x500 + i);
489 		} else {
490 			// To Alice2 via I2S
491 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x500);
492 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x501);
493 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x600);
494 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x601);
495 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x700);
496 			snd_emu_proc_emu1010_link_read(emu, buffer, 0x701);
497 		}
498 	}
499 }
500 
501 static void snd_emu_proc_io_reg_read(struct snd_info_entry *entry,
502 				     struct snd_info_buffer *buffer)
503 {
504 	struct snd_emu10k1 *emu = entry->private_data;
505 	unsigned long value;
506 	int i;
507 	snd_iprintf(buffer, "IO Registers:\n\n");
508 	for(i = 0; i < 0x40; i+=4) {
509 		value = inl(emu->port + i);
510 		snd_iprintf(buffer, "%02X: %08lX\n", i, value);
511 	}
512 }
513 
514 static void snd_emu_proc_io_reg_write(struct snd_info_entry *entry,
515                                       struct snd_info_buffer *buffer)
516 {
517 	struct snd_emu10k1 *emu = entry->private_data;
518 	char line[64];
519 	u32 reg, val;
520 	while (!snd_info_get_line(buffer, line, sizeof(line))) {
521 		if (sscanf(line, "%x %x", &reg, &val) != 2)
522 			continue;
523 		if (reg < 0x40 && val <= 0xffffffff) {
524 			outl(val, emu->port + (reg & 0xfffffffc));
525 		}
526 	}
527 }
528 
529 static unsigned int snd_ptr_read(struct snd_emu10k1 * emu,
530 				 unsigned int iobase,
531 				 unsigned int reg,
532 				 unsigned int chn)
533 {
534 	unsigned int regptr, val;
535 
536 	regptr = (reg << 16) | chn;
537 
538 	spin_lock_irq(&emu->emu_lock);
539 	outl(regptr, emu->port + iobase + PTR);
540 	val = inl(emu->port + iobase + DATA);
541 	spin_unlock_irq(&emu->emu_lock);
542 	return val;
543 }
544 
545 static void snd_ptr_write(struct snd_emu10k1 *emu,
546 			  unsigned int iobase,
547 			  unsigned int reg,
548 			  unsigned int chn,
549 			  unsigned int data)
550 {
551 	unsigned int regptr;
552 
553 	regptr = (reg << 16) | chn;
554 
555 	spin_lock_irq(&emu->emu_lock);
556 	outl(regptr, emu->port + iobase + PTR);
557 	outl(data, emu->port + iobase + DATA);
558 	spin_unlock_irq(&emu->emu_lock);
559 }
560 
561 
562 static void snd_emu_proc_ptr_reg_read(struct snd_info_entry *entry,
563 				      struct snd_info_buffer *buffer, int iobase, int offset, int length, int voices)
564 {
565 	struct snd_emu10k1 *emu = entry->private_data;
566 	unsigned long value;
567 	int i,j;
568 	if (offset+length > 0xa0) {
569 		snd_iprintf(buffer, "Input values out of range\n");
570 		return;
571 	}
572 	snd_iprintf(buffer, "Registers 0x%x\n", iobase);
573 	for(i = offset; i < offset+length; i++) {
574 		snd_iprintf(buffer, "%02X: ",i);
575 		for (j = 0; j < voices; j++) {
576 			value = snd_ptr_read(emu, iobase, i, j);
577 			snd_iprintf(buffer, "%08lX ", value);
578 		}
579 		snd_iprintf(buffer, "\n");
580 	}
581 }
582 
583 static void snd_emu_proc_ptr_reg_write(struct snd_info_entry *entry,
584 				       struct snd_info_buffer *buffer,
585 				       int iobase, int length, int voices)
586 {
587 	struct snd_emu10k1 *emu = entry->private_data;
588 	char line[64];
589 	unsigned int reg, channel_id , val;
590 	while (!snd_info_get_line(buffer, line, sizeof(line))) {
591 		if (sscanf(line, "%x %x %x", &reg, &channel_id, &val) != 3)
592 			continue;
593 		if (reg < length && channel_id < voices)
594 			snd_ptr_write(emu, iobase, reg, channel_id, val);
595 	}
596 }
597 
598 static void snd_emu_proc_ptr_reg_write00(struct snd_info_entry *entry,
599 					 struct snd_info_buffer *buffer)
600 {
601 	snd_emu_proc_ptr_reg_write(entry, buffer, 0, 0x80, 64);
602 }
603 
604 static void snd_emu_proc_ptr_reg_write20(struct snd_info_entry *entry,
605 					 struct snd_info_buffer *buffer)
606 {
607 	struct snd_emu10k1 *emu = entry->private_data;
608 	snd_emu_proc_ptr_reg_write(entry, buffer, 0x20,
609 				   emu->card_capabilities->ca0108_chip ? 0xa0 : 0x80, 4);
610 }
611 
612 
613 static void snd_emu_proc_ptr_reg_read00a(struct snd_info_entry *entry,
614 					 struct snd_info_buffer *buffer)
615 {
616 	snd_emu_proc_ptr_reg_read(entry, buffer, 0, 0, 0x40, 64);
617 }
618 
619 static void snd_emu_proc_ptr_reg_read00b(struct snd_info_entry *entry,
620 					 struct snd_info_buffer *buffer)
621 {
622 	snd_emu_proc_ptr_reg_read(entry, buffer, 0, 0x40, 0x40, 64);
623 }
624 
625 static void snd_emu_proc_ptr_reg_read20a(struct snd_info_entry *entry,
626 					 struct snd_info_buffer *buffer)
627 {
628 	snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0, 0x40, 4);
629 }
630 
631 static void snd_emu_proc_ptr_reg_read20b(struct snd_info_entry *entry,
632 					 struct snd_info_buffer *buffer)
633 {
634 	snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0x40, 0x40, 4);
635 }
636 
637 static void snd_emu_proc_ptr_reg_read20c(struct snd_info_entry *entry,
638 					 struct snd_info_buffer * buffer)
639 {
640 	snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0x80, 0x20, 4);
641 }
642 #endif
643 
644 static const struct snd_info_entry_ops snd_emu10k1_proc_ops_fx8010 = {
645 	.read = snd_emu10k1_fx8010_read,
646 };
647 
648 int snd_emu10k1_proc_init(struct snd_emu10k1 *emu)
649 {
650 	struct snd_info_entry *entry;
651 #ifdef CONFIG_SND_DEBUG
652 	if (emu->card_capabilities->emu_model) {
653 		snd_card_ro_proc_new(emu->card, "emu1010_regs",
654 				     emu, snd_emu_proc_emu1010_reg_read);
655 	}
656 	snd_card_rw_proc_new(emu->card, "io_regs", emu,
657 			     snd_emu_proc_io_reg_read,
658 			     snd_emu_proc_io_reg_write);
659 	snd_card_rw_proc_new(emu->card, "ptr_regs00a", emu,
660 			     snd_emu_proc_ptr_reg_read00a,
661 			     snd_emu_proc_ptr_reg_write00);
662 	snd_card_rw_proc_new(emu->card, "ptr_regs00b", emu,
663 			     snd_emu_proc_ptr_reg_read00b,
664 			     snd_emu_proc_ptr_reg_write00);
665 	if (!emu->card_capabilities->emu_model &&
666 	    (emu->card_capabilities->ca0151_chip || emu->card_capabilities->ca0108_chip)) {
667 		snd_card_rw_proc_new(emu->card, "ptr_regs20a", emu,
668 				     snd_emu_proc_ptr_reg_read20a,
669 				     snd_emu_proc_ptr_reg_write20);
670 		snd_card_rw_proc_new(emu->card, "ptr_regs20b", emu,
671 				     snd_emu_proc_ptr_reg_read20b,
672 				     snd_emu_proc_ptr_reg_write20);
673 		if (emu->card_capabilities->ca0108_chip)
674 			snd_card_rw_proc_new(emu->card, "ptr_regs20c", emu,
675 					     snd_emu_proc_ptr_reg_read20c,
676 					     snd_emu_proc_ptr_reg_write20);
677 	}
678 #endif
679 
680 	snd_card_ro_proc_new(emu->card, "emu10k1", emu, snd_emu10k1_proc_read);
681 
682 	if (emu->card_capabilities->emu10k2_chip)
683 		snd_card_ro_proc_new(emu->card, "spdif-in", emu,
684 				     snd_emu10k1_proc_spdif_read);
685 	if (emu->card_capabilities->ca0151_chip)
686 		snd_card_ro_proc_new(emu->card, "capture-rates", emu,
687 				     snd_emu10k1_proc_rates_read);
688 
689 	snd_card_ro_proc_new(emu->card, "voices", emu,
690 			     snd_emu10k1_proc_voices_read);
691 
692 	if (! snd_card_proc_new(emu->card, "fx8010_gpr", &entry)) {
693 		entry->content = SNDRV_INFO_CONTENT_DATA;
694 		entry->private_data = emu;
695 		entry->mode = S_IFREG | 0444 /*| S_IWUSR*/;
696 		entry->size = emu->audigy ? A_TOTAL_SIZE_GPR : TOTAL_SIZE_GPR;
697 		entry->c.ops = &snd_emu10k1_proc_ops_fx8010;
698 	}
699 	if (! snd_card_proc_new(emu->card, "fx8010_tram_data", &entry)) {
700 		entry->content = SNDRV_INFO_CONTENT_DATA;
701 		entry->private_data = emu;
702 		entry->mode = S_IFREG | 0444 /*| S_IWUSR*/;
703 		entry->size = emu->audigy ? A_TOTAL_SIZE_TANKMEM_DATA : TOTAL_SIZE_TANKMEM_DATA ;
704 		entry->c.ops = &snd_emu10k1_proc_ops_fx8010;
705 	}
706 	if (! snd_card_proc_new(emu->card, "fx8010_tram_addr", &entry)) {
707 		entry->content = SNDRV_INFO_CONTENT_DATA;
708 		entry->private_data = emu;
709 		entry->mode = S_IFREG | 0444 /*| S_IWUSR*/;
710 		entry->size = emu->audigy ? A_TOTAL_SIZE_TANKMEM_ADDR : TOTAL_SIZE_TANKMEM_ADDR ;
711 		entry->c.ops = &snd_emu10k1_proc_ops_fx8010;
712 	}
713 	if (! snd_card_proc_new(emu->card, "fx8010_code", &entry)) {
714 		entry->content = SNDRV_INFO_CONTENT_DATA;
715 		entry->private_data = emu;
716 		entry->mode = S_IFREG | 0444 /*| S_IWUSR*/;
717 		entry->size = emu->audigy ? A_TOTAL_SIZE_CODE : TOTAL_SIZE_CODE;
718 		entry->c.ops = &snd_emu10k1_proc_ops_fx8010;
719 	}
720 	snd_card_ro_proc_new(emu->card, "fx8010_acode", emu,
721 			     snd_emu10k1_proc_acode_read);
722 	return 0;
723 }
724