audio/cmedia/pcm.c

79 static status_t pcm_control(void *cookie, uint32 op, void *data, size_t len);
80 static status_t pcm_read(void *cookie, off_t pos, void *data, size_t *len);
81 static status_t pcm_write(void *cookie, off_t pos, const void *data, size_t *len);
717 	void * data,
736 		memcpy(data, &config, sizeof(port->config));
740 		memcpy(data, rates, sizeof(rates));
744 		memcpy(&config, data, sizeof(config));
756 			((sv_timing *)data)->time = port->rd_time;
757 			((sv_timing *)data)->bytes = port->rd_total;
758 			((sv_timing *)data)->skipped = port->rd_skipped;
759 			((sv_timing *)data)->_reserved_[0] = 0xffffffffUL;
772 			((sv_timing *)data)->time = port->wr_time;
773 			((sv_timing *)data)->bytes = port->wr_total;
774 			((sv_timing *)data)->skipped = port->wr_skipped;
775 			((sv_timing *)data)->_reserved_[0] = 0xffffffffUL;
786 		((sv_handshake *)data)->wr_time = port->wr_time;
787 		((sv_handshake *)data)->wr_skipped = port->wr_skipped;
788 		((sv_handshake *)data)->rd_time = port->rd_time;
789 		((sv_handshake *)data)->rd_skipped = port->rd_skipped;
790 		((sv_handshake *)data)->wr_total = port->wr_total;
791 		((sv_handshake *)data)->rd_total = port->rd_total;
792 		((sv_handshake *)data)->_reserved_[0] = 0xffffffffUL;
801 		sound_setup * sound = (sound_setup *)data;
922 		sound_setup * sound = (sound_setup *)data;
1054 		port->old_play_sem = *(sem_id *)data;
1058 		port->old_cap_sem = *(sem_id *)data;
1070 		audio_buffer_header * buf = (audio_buffer_header *)data;
1078 		audio_buffer_header * buf = (audio_buffer_header *)data;
1089 		config.play_buf_size = (intptr_t)data;
1094 		config.rec_buf_size = (intptr_t)data;
1099 		*(int32*)data = config.play_buf_size;
1103 		*(int32*)data = config.rec_buf_size;
1110 		*(int8 *)data = 0;
1112 		if( reg_value && 0x80 ) *(int8 *)data = 1;
1117 		if( *(int8 *)data == 0 ) // disable SPDIF-IN loopback to SPDIF (bypass)
1128 		*(int8 *)data = 0;
1130 		if( reg_value && 0x80 ) *(int8 *)data = 1;
1135 		if( *(int8 *)data == 0 ) // disable SPDIF-OUT
1145 		*(int8 *)data = 0;
1147 		if( reg_value && 0x01 ) *(int8 *)data = 1;
1153 		if( *(int8 *)data == 0 ) // disable SPDIF_IN PCM to DAC (CDPlay)
1161 		*(int8 *)data = 0;
1163 		if( reg_value && 0x02 ) *(int8 *)data = 1;
1168 		if( *(int8 *)data == 0 ) // enable SPDIF-OUT optical
1175 		*(int8 *)data = 0;
1177 		if( reg_value && 0x80 ) *(int8 *)data = 1;
1183 		if( *(int8 *)data == 0 ) // disable SPDIF inverse (SPDIF normal)
1192 		*(int8 *)data = 0;
1194 		if( reg_value && 0x40 ) *(int8 *)data = 1;
1199 		if( *(int8 *)data == 0 ) // disable SPDIF-IN/OUT copyright protection
1207 		*(int8 *)data = 0;
1209 		if( reg_value && 0x02 ) *(int8 *)data = 1;
1214 		if( *(int8 *)data == 0 ) // disable SPDIF-IN validity detection
1223 		*(int8 *)data = 0;
1225 		if( reg_value && 0x04 ) *(int8 *)data = 1;
1234 		if( *(int8 *)data == 0 ) // disable 4 channel analog duplicate mode
1243 //		*(int32*)data.vendor_id = cards[0].info.vendor_id;
1244 //		*(int32*)data.device_id = cards[0].info.device_id;
1248 		*(int32*)data = cards[0].info.device_id;
1250 //		memcpy(data, &chipinfo, sizeof(chipinfo));
1259 		memcpy(data, &DriverVersion, sizeof(DriverVersion));
1285 	int endian)	/*	endian means float data in big-endian	*/
1311 	int endian)	/*	endian means float data in big-endian	*/
1348 	void * data,
1357 	void * hdrptr = data;
1364 	data = ((char *)data)+hdrsize;
1377 		/* wait for more data */
1402 			copy_short_to_float((float *)data, (const short *)(port->rd_cur+port->was_read),
1409 				swap_copy((short *)data, (const short *)(port->rd_cur+port->was_read), block);
1416 			memcpy(data, (void *)(port->rd_cur+port->was_read), block);
1426 		data = ((char *)data)+bytes_xferred;
1452 	const void * data,
1525 			copy_float_to_short((short *)(port->wr_cur+port->was_written), (const float *)data,
1532 				swap_copy((short *)(port->wr_cur+port->was_written), (const short *)data, block);
1539 			memcpy((void *)(port->wr_cur+port->was_written), data, block);
1549 		data = ((char *)data)+bytes_xferred;
1667 	/* mark data as readable in record buffer */