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  *  01/02/2001 [0.3] - put in default hard/soft settings.
171 			return -EFAULT;  in ata_ct_law()
173 		count--;  in ata_ct_law()
192 		return -EFAULT;  in ata_ct_s8()
211 				return -EFAULT;  in ata_ct_u8()
213 			count--;  in ata_ct_u8()
222 				return -EFAULT;  in ata_ct_u8()
225 			count--;  in ata_ct_u8()
246 				return -EFAULT;  in ata_ct_s16be()
250 			count--;  in ata_ct_s16be()
258 			return -EFAULT;  in ata_ct_s16be()
278 				return -EFAULT;  in ata_ct_u16be()
283 			count--;  in ata_ct_u16be()
293 				return -EFAULT;  in ata_ct_u16be()
296 			count--;  in ata_ct_u16be()
318 				return -EFAULT;  in ata_ct_s16le()
323 			count--;  in ata_ct_s16le()
333 				return -EFAULT;  in ata_ct_s16le()
337 			count--;  in ata_ct_s16le()
359 				return -EFAULT;  in ata_ct_u16le()
373 				return -EFAULT;  in ata_ct_u16le()
377 			count--;  in ata_ct_u16le()
407 					return -EFAULT;  in ata_ctx_law()
409 				userCount--;  in ata_ctx_law()
413 			frameLeft--;  in ata_ctx_law()
414 			bal -= sSpeed;  in ata_ctx_law()
426 					return -EFAULT;  in ata_ctx_law()
429 					return -EFAULT;  in ata_ctx_law()
431 				userCount -= 2;  in ata_ctx_law()
435 			frameLeft -= 2;  in ata_ctx_law()
436 			bal -= sSpeed;  in ata_ctx_law()
441 	used -= userCount;  in ata_ctx_law()
442 	*frameUsed += usedf-frameLeft;  in ata_ctx_law()
466 					return -EFAULT;  in ata_ctx_s8()
467 				userCount--;  in ata_ctx_s8()
471 			frameLeft--;  in ata_ctx_s8()
472 			bal -= sSpeed;  in ata_ctx_s8()
483 					return -EFAULT;  in ata_ctx_s8()
485 				userCount -= 2;  in ata_ctx_s8()
489 			frameLeft -= 2;  in ata_ctx_s8()
490 			bal -= sSpeed;  in ata_ctx_s8()
495 	used -= userCount;  in ata_ctx_s8()
496 	*frameUsed += usedf-frameLeft;  in ata_ctx_s8()
520 					return -EFAULT;  in ata_ctx_u8()
522 				userCount--;  in ata_ctx_u8()
526 			frameLeft--;  in ata_ctx_u8()
527 			bal -= sSpeed;  in ata_ctx_u8()
538 					return -EFAULT;  in ata_ctx_u8()
541 				userCount -= 2;  in ata_ctx_u8()
545 			frameLeft -= 2;  in ata_ctx_u8()
546 			bal -= sSpeed;  in ata_ctx_u8()
551 	used -= userCount;  in ata_ctx_u8()
552 	*frameUsed += usedf-frameLeft;  in ata_ctx_u8()
576 					return -EFAULT;  in ata_ctx_s16be()
578 				userCount -= 2;  in ata_ctx_s16be()
583 			frameLeft -= 4;  in ata_ctx_s16be()
584 			bal -= sSpeed;  in ata_ctx_s16be()
595 					return -EFAULT;  in ata_ctx_s16be()
597 				userCount -= 4;  in ata_ctx_s16be()
601 			frameLeft -= 4;  in ata_ctx_s16be()
602 			bal -= sSpeed;  in ata_ctx_s16be()
607 	used -= userCount;  in ata_ctx_s16be()
608 	*frameUsed += usedf-frameLeft;  in ata_ctx_s16be()
632 					return -EFAULT;  in ata_ctx_u16be()
635 				userCount -= 2;  in ata_ctx_u16be()
640 			frameLeft -= 4;  in ata_ctx_u16be()
641 			bal -= sSpeed;  in ata_ctx_u16be()
652 					return -EFAULT;  in ata_ctx_u16be()
655 				userCount -= 4;  in ata_ctx_u16be()
659 			frameLeft -= 4;  in ata_ctx_u16be()
660 			bal -= sSpeed;  in ata_ctx_u16be()
665 	used -= userCount;  in ata_ctx_u16be()
666 	*frameUsed += usedf-frameLeft;  in ata_ctx_u16be()
690 					return -EFAULT;  in ata_ctx_s16le()
693 				userCount -= 2;  in ata_ctx_s16le()
698 			frameLeft -= 4;  in ata_ctx_s16le()
699 			bal -= sSpeed;  in ata_ctx_s16le()
710 					return -EFAULT;  in ata_ctx_s16le()
713 				userCount -= 4;  in ata_ctx_s16le()
717 			frameLeft -= 4;  in ata_ctx_s16le()
718 			bal -= sSpeed;  in ata_ctx_s16le()
723 	used -= userCount;  in ata_ctx_s16le()
724 	*frameUsed += usedf-frameLeft;  in ata_ctx_s16le()
748 					return -EFAULT;  in ata_ctx_u16le()
751 				userCount -= 2;  in ata_ctx_u16le()
756 			frameLeft -= 4;  in ata_ctx_u16le()
757 			bal -= sSpeed;  in ata_ctx_u16le()
768 					return -EFAULT;  in ata_ctx_u16le()
771 				userCount -= 4;  in ata_ctx_u16le()
775 			frameLeft -= 4;  in ata_ctx_u16le()
776 			bal -= sSpeed;  in ata_ctx_u16le()
781 	used -= userCount;  in ata_ctx_u16le()
782 	*frameUsed += usedf-frameLeft;  in ata_ctx_u16le()
847 	   and will cause an interrupt after a programmed number  in AtaIrqInit()
874 	(((v) < 0) ? -12 : ((v) > 100) ? 12 : ((v) - 50) * 6 / 25)
875 #define TONE_DB_TO_VOXWARE(v) (((v) * 25 + ((v) > 0 ? 5 : -5)) / 6 + 50)
914 	idx = -1;  in TTInit()
919 		if ((100 * abs(dmasound.soft.speed - freq[i]) / freq[i]) < catchRadius)  in TTInit()
921 	if (idx > -1) {  in TTInit()
953 	expand_bal = -dmasound.soft.speed;  in TTInit()
986 	(((v) < 0) ? -40 : ((v) > 100) ? 0 : ((v) * 2) / 5 - 40)
1002 	(((v) < 0) ? -80 : ((v) > 100) ? 0 : ((v) * 4) / 5 - 80)
1040 	idx = -1;  in FalconInit()
1042 		/* if we will tolerate 3% error 8000Hz->8195Hz (2.38%) would  in FalconInit()
1046 		if ((100 * abs(dmasound.soft.speed - freq[i]) / freq[i]) < catchRadius)  in FalconInit()
1048 	if (idx > -1) {  in FalconInit()
1097 	tt_dmasnd.cbar_src = 0x0001; /* DMA(25MHz) --> DAC */  in FalconInit()
1109 	expand_bal = -dmasound.soft.speed;  in FalconInit()
1133 	default: /* :-) */  in FalconSetFormat()
1152  * i.e. output level from 0 to -22.5dB in -1.5dB steps.
1155 	((v) < 0 ? 15 : (v) > 100 ? 0 : 15 - (v) * 3 / 20)
1156 #define VOLUME_ATT_TO_VOXWARE(v) (100 - (v) * 20 / 3)
1180 	DMASNDSetEnd(virt_to_phys(end - 1) + 1);  in AtaPlayNextFrame()
1193 	 * holds the number of frames the DMA is currently programmed for  in AtaPlay()
1194 	 * instead, may be 0, 1 (currently being played) or 2 (pre-programmed).  in AtaPlay()
1200 	 * version of the driver as we benefit from having pre-programmed the  in AtaPlay()
1203 	 * pre-programmed frame is playing!  in AtaPlay()
1293 	 * pre-programmed one is also finished because there has been a long  in AtaInterrupt()
1299 	write_sq.count--;  in AtaInterrupt()
1300 	write_sq.active--;  in AtaInterrupt()
1316 		 * means the only remaining frame was already programmed  in AtaInterrupt()
1392 	return -EINVAL;  in AtaMixerIoctl()
1476 	len += sprintf(buffer+len, "\tvol left  %ddB [-40...  0]\n",  in TTStateInfo()
1478 	len += sprintf(buffer+len, "\tvol right %ddB [-40...  0]\n",  in TTStateInfo()
1480 	len += sprintf(buffer+len, "\tbass      %ddB [-12...+12]\n",  in TTStateInfo()
1482 	len += sprintf(buffer+len, "\ttreble    %ddB [-12...+12]\n",  in TTStateInfo()
1494 	len += sprintf(buffer+len, "\tvol left  %ddB [-22.5 ... 0]\n",  in FalconStateInfo()
1496 	len += sprintf(buffer+len, "\tvol right %ddB [-22.5 ... 0]\n",  in FalconStateInfo()
1554 	.hardware_afmts	= AFMT_S8,  /* h'ware-supported formats *only* here */
1581 	.hardware_afmts	= (AFMT_S8 | AFMT_S16_BE), /* h'ware-supported formats *only* here */
1603 		return -ENODEV;  in dmasound_atari_init()
1608 		return -EBUSY;  in dmasound_atari_init()
1611 	return -ENODEV;  in dmasound_atari_init()