1 // SPDX-License-Identifier: GPL-2.0-only
11  *		     - added versioning
12  *		     - put in and populated the hardware_afmts field.
13  *             [0.2] - put in SNDCTL_DSP_GETCAPS value.
14  *	       [0.3] - put in default hard/soft settings.
66 	char *table = dmasound.soft.format == AFMT_MU_LAW ? dmasound_ulaw2dma8: dmasound_alaw2dma8;  in q40_ct_law()
72 	  return -EFAULT;  in q40_ct_law()
76 		count--;  in q40_ct_law()
92 	  return -EFAULT;  in q40_ct_s8()
96 		count--;  in q40_ct_s8()
111 	  return -EFAULT;  in q40_ct_u8()
123 		(dmasound.soft.format == AFMT_MU_LAW ? dmasound_ulaw2dma8: dmasound_alaw2dma8);  in q40_ctx_law()
127 	int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;  in q40_ctx_law()
138 				return -EFAULT;  in q40_ctx_law()
141 			userCount--;  in q40_ctx_law()
145 		frameLeft--;  in q40_ctx_law()
146 		bal -= sSpeed;  in q40_ctx_law()
150 	*frameUsed += (ftotal - frameLeft);  in q40_ctx_law()
151 	utotal -= userCount;  in q40_ctx_law()
163 	int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;  in q40_ctx_s8()
175 				return -EFAULT;  in q40_ctx_s8()
178 			userCount--;  in q40_ctx_s8()
182 		frameLeft--;  in q40_ctx_s8()
183 		bal -= sSpeed;  in q40_ctx_s8()
187 	*frameUsed += (ftotal - frameLeft);  in q40_ctx_s8()
188 	utotal -= userCount;  in q40_ctx_s8()
200 	int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;  in q40_ctx_u8()
211 				return -EFAULT;  in q40_ctx_u8()
213 			userCount--;  in q40_ctx_u8()
217 		frameLeft--;  in q40_ctx_u8()
218 		bal -= sSpeed;  in q40_ctx_u8()
222 	*frameUsed += (ftotal - frameLeft) ;  in q40_ctx_u8()
223 	utotal -= userCount;  in q40_ctx_u8()
233 		(dmasound.soft.format == AFMT_MU_LAW ? dmasound_ulaw2dma8: dmasound_alaw2dma8);  in q40_ctc_law()
237 	int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;  in q40_ctc_law()
247 			if (!(bal<(-hSpeed))) {  in q40_ctc_law()
249 					return -EFAULT;  in q40_ctc_law()
253 			userCount--;  in q40_ctc_law()
257 		frameLeft--;  in q40_ctc_law()
258 		bal -= sSpeed;  in q40_ctc_law()
263 	*frameUsed += (ftotal - frameLeft);  in q40_ctc_law()
264 	utotal -= userCount;  in q40_ctc_law()
276 	int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;  in q40_ctc_s8()
286 			if (!(bal<(-hSpeed))) {  in q40_ctc_s8()
288 					return -EFAULT;  in q40_ctc_s8()
292 			userCount--;  in q40_ctc_s8()
296 		frameLeft--;  in q40_ctc_s8()
297 		bal -= sSpeed;  in q40_ctc_s8()
302 	*frameUsed += (ftotal - frameLeft);  in q40_ctc_s8()
303 	utotal -= userCount;  in q40_ctc_s8()
315 	int hSpeed = dmasound.hard.speed, sSpeed = dmasound.soft.speed;  in q40_ctc_u8()
325 			if (!(bal<(-hSpeed))) {  in q40_ctc_u8()
327 					return -EFAULT;  in q40_ctc_u8()
331 			userCount--;  in q40_ctc_u8()
335 		frameLeft--;  in q40_ctc_u8()
336 		bal -= sSpeed;  in q40_ctc_u8()
341 	*frameUsed += (ftotal - frameLeft) ;  in q40_ctc_u8()
342 	utotal -= userCount;  in q40_ctc_u8()
403 	u_char *start;  in Q40PlayNextFrame()  local
411 	start = write_sq.buffers[write_sq.front];  in Q40PlayNextFrame()
414 	q40_pp=start;  in Q40PlayNextFrame()
424 	if (dmasound.soft.stereo)  in Q40PlayNextFrame()
465 	    q40_sc -=2;  in Q40StereoInterrupt()
477 	    q40_sc --;  in Q40MonoInterrupt()
493 	write_sq.count--;  in Q40Interrupt()
515 	idx = -1;  in Q40Init()
517 		if ((100 * abs(dmasound.soft.speed - freq[i]) / freq[i]) <= catchRadius)  in Q40Init()
520 	dmasound.hard = dmasound.soft;  in Q40Init()
524 	if (idx > -1) {  in Q40Init()
525 		dmasound.soft.speed = freq[idx];  in Q40Init()
541 	expand_bal = -dmasound.soft.speed;  in Q40Init()
551 		return(dmasound.soft.format);  in Q40SetFormat()
561 	dmasound.soft.format = format;  in Q40SetFormat()
562 	dmasound.soft.size = 8;  in Q40SetFormat()
611 	.hardware_afmts	= AFMT_U8, /* h'ware-supported formats *only* here */
627 	    return -ENODEV;  in dmasound_q40_init()