Lines Matching defs:gus
14 #include <sound/gus.h>
23 static int snd_gus_init_dma_irq(struct snd_gus_card * gus, int latches);
36 struct snd_gus_card *gus = snd_kcontrol_chip(kcontrol);
38 ucontrol->value.integer.value[0] = gus->joystick_dac & 31;
44 struct snd_gus_card *gus = snd_kcontrol_chip(kcontrol);
49 guard(spinlock_irqsave)(&gus->reg_lock);
50 change = gus->joystick_dac != nval;
51 gus->joystick_dac = nval;
52 snd_gf1_write8(gus, SNDRV_GF1_GB_JOYSTICK_DAC_LEVEL, gus->joystick_dac);
64 static void snd_gus_init_control(struct snd_gus_card *gus)
66 if (!gus->ace_flag)
67 snd_ctl_add(gus->card, snd_ctl_new1(&snd_gus_joystick_control, gus));
74 static int snd_gus_free(struct snd_gus_card *gus)
76 if (gus->gf1.res_port2 == NULL)
78 snd_gf1_stop(gus);
79 snd_gus_init_dma_irq(gus, 0);
81 release_and_free_resource(gus->gf1.res_port1);
82 release_and_free_resource(gus->gf1.res_port2);
83 if (gus->gf1.irq >= 0)
84 free_irq(gus->gf1.irq, (void *) gus);
85 if (gus->gf1.dma1 >= 0) {
86 disable_dma(gus->gf1.dma1);
87 free_dma(gus->gf1.dma1);
89 if (!gus->equal_dma && gus->gf1.dma2 >= 0) {
90 disable_dma(gus->gf1.dma2);
91 free_dma(gus->gf1.dma2);
93 kfree(gus);
99 struct snd_gus_card *gus = device->device_data;
100 return snd_gus_free(gus);
112 struct snd_gus_card *gus;
119 gus = kzalloc(sizeof(*gus), GFP_KERNEL);
120 if (gus == NULL)
122 spin_lock_init(&gus->reg_lock);
123 spin_lock_init(&gus->voice_alloc);
124 spin_lock_init(&gus->active_voice_lock);
125 spin_lock_init(&gus->event_lock);
126 spin_lock_init(&gus->dma_lock);
127 spin_lock_init(&gus->pcm_volume_level_lock);
128 spin_lock_init(&gus->uart_cmd_lock);
129 mutex_init(&gus->dma_mutex);
130 gus->gf1.irq = -1;
131 gus->gf1.dma1 = -1;
132 gus->gf1.dma2 = -1;
133 gus->card = card;
134 gus->gf1.port = port;
136 gus->gf1.reg_page = GUSP(gus, GF1PAGE);
137 gus->gf1.reg_regsel = GUSP(gus, GF1REGSEL);
138 gus->gf1.reg_data8 = GUSP(gus, GF1DATAHIGH);
139 gus->gf1.reg_data16 = GUSP(gus, GF1DATALOW);
140 gus->gf1.reg_irqstat = GUSP(gus, IRQSTAT);
141 gus->gf1.reg_dram = GUSP(gus, DRAM);
142 gus->gf1.reg_timerctrl = GUSP(gus, TIMERCNTRL);
143 gus->gf1.reg_timerdata = GUSP(gus, TIMERDATA);
145 gus->gf1.res_port1 = request_region(port, 16, "GUS GF1 (Adlib/SB)");
146 if (!gus->gf1.res_port1) {
147 dev_err(card->dev, "gus: can't grab SB port 0x%lx\n", port);
148 snd_gus_free(gus);
151 gus->gf1.res_port2 = request_region(port + 0x100, 12, "GUS GF1 (Synth)");
152 if (!gus->gf1.res_port2) {
153 dev_err(card->dev, "gus: can't grab synth port 0x%lx\n", port + 0x100);
154 snd_gus_free(gus);
157 if (irq >= 0 && request_irq(irq, snd_gus_interrupt, 0, "GUS GF1", (void *) gus)) {
158 dev_err(card->dev, "gus: can't grab irq %d\n", irq);
159 snd_gus_free(gus);
162 gus->gf1.irq = irq;
165 dev_err(card->dev, "gus: can't grab DMA1 %d\n", dma1);
166 snd_gus_free(gus);
169 gus->gf1.dma1 = dma1;
172 dev_err(card->dev, "gus: can't grab DMA2 %d\n", dma2);
173 snd_gus_free(gus);
176 gus->gf1.dma2 = dma2;
178 gus->gf1.dma2 = gus->gf1.dma1;
179 gus->equal_dma = 1;
181 gus->timer_dev = timer_dev;
192 gus->gf1.effect = effect ? 1 : 0;
193 gus->gf1.active_voices = voices;
194 gus->gf1.pcm_channels = pcm_channels;
195 gus->gf1.volume_ramp = 25;
196 gus->gf1.smooth_pan = 1;
197 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, gus, &ops);
199 snd_gus_free(gus);
202 *rgus = gus;
210 static int snd_gus_detect_memory(struct snd_gus_card * gus)
215 snd_gf1_poke(gus, 0L, 0xaa);
216 snd_gf1_poke(gus, 1L, 0x55);
217 if (snd_gf1_peek(gus, 0L) != 0xaa || snd_gf1_peek(gus, 1L) != 0x55) {
218 dev_err(gus->card->dev,
220 gus->gf1.port);
225 snd_gf1_poke(gus, local, d);
226 snd_gf1_poke(gus, local + 1, d + 1);
227 if (snd_gf1_peek(gus, local) != d ||
228 snd_gf1_peek(gus, local + 1) != d + 1 ||
229 snd_gf1_peek(gus, 0L) != 0xaa)
233 gus->gf1.memory = idx << 18;
235 gus->gf1.memory = 256 * 1024;
237 for (l = 0, local = gus->gf1.memory; l < 4; l++, local -= 256 * 1024) {
238 gus->gf1.mem_alloc.banks_8[l].address =
239 gus->gf1.mem_alloc.banks_8[l].size = 0;
240 gus->gf1.mem_alloc.banks_16[l].address = l << 18;
241 gus->gf1.mem_alloc.banks_16[l].size = local > 0 ? 256 * 1024 : 0;
243 gus->gf1.mem_alloc.banks_8[0].size = gus->gf1.memory;
247 static int snd_gus_init_dma_irq(struct snd_gus_card * gus, int latches)
256 if (snd_BUG_ON(!gus))
258 card = gus->card;
262 gus->mix_cntrl_reg &= 0xf8;
263 gus->mix_cntrl_reg |= 0x01; /* disable MIC, LINE IN, enable LINE OUT */
264 if (gus->codec_flag || gus->ess_flag) {
265 gus->mix_cntrl_reg &= ~1; /* enable LINE IN */
266 gus->mix_cntrl_reg |= 4; /* enable MIC */
268 dma1 = gus->gf1.dma1;
271 dma2 = gus->gf1.dma2;
274 dma1 |= gus->equal_dma ? 0x40 : (dma2 << 3);
277 dev_err(gus->card->dev, "Error! DMA isn't defined.\n");
280 irq = gus->gf1.irq;
284 dev_err(gus->card->dev, "Error! IRQ isn't defined.\n");
292 scoped_guard(spinlock_irqsave, &gus->reg_lock) {
293 outb(5, GUSP(gus, REGCNTRLS));
294 outb(gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG));
295 outb(0x00, GUSP(gus, IRQDMACNTRLREG));
296 outb(0, GUSP(gus, REGCNTRLS));
301 scoped_guard(spinlock_irqsave, &gus->reg_lock) {
302 outb(0x00 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG));
303 outb(dma1, GUSP(gus, IRQDMACNTRLREG));
305 outb(0x40 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG));
306 outb(irq, GUSP(gus, IRQDMACNTRLREG));
312 scoped_guard(spinlock_irqsave, &gus->reg_lock) {
313 outb(0x00 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG));
314 outb(dma1, GUSP(gus, IRQDMACNTRLREG));
316 outb(0x40 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG));
317 outb(irq, GUSP(gus, IRQDMACNTRLREG));
321 snd_gf1_delay(gus);
324 gus->mix_cntrl_reg |= 0x08; /* enable latches */
326 gus->mix_cntrl_reg &= ~0x08; /* disable latches */
327 scoped_guard(spinlock_irqsave, &gus->reg_lock) {
328 outb(gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG));
329 outb(0, GUSP(gus, GF1PAGE));
335 static int snd_gus_check_version(struct snd_gus_card * gus)
340 card = gus->card;
341 scoped_guard(spinlock_irqsave, &gus->reg_lock) {
342 outb(0x20, GUSP(gus, REGCNTRLS));
343 val = inb(GUSP(gus, REGCNTRLS));
344 rev = inb(GUSP(gus, BOARDVERSION));
346 dev_dbg(card->dev, "GF1 [0x%lx] init - val = 0x%x, rev = 0x%x\n", gus->gf1.port, val, rev);
351 gus->ics_flag = 1;
353 gus->ics_flipped = 1;
361 gus->max_flag = 1;
365 gus->ace_flag = 1;
369 gus->ess_flag = 1;
373 gus->gf1.port, rev, val);
380 gus->uart_enable = 1; /* standard GUSes doesn't have midi uart trouble */
381 snd_gus_init_control(gus);
385 int snd_gus_initialize(struct snd_gus_card *gus)
389 if (!gus->interwave) {
390 err = snd_gus_check_version(gus);
392 dev_err(gus->card->dev, "version check failed\n");
395 err = snd_gus_detect_memory(gus);
399 err = snd_gus_init_dma_irq(gus, 1);
402 snd_gf1_start(gus);
403 gus->initialized = 1;
429 /* gus.c */