Lines Matching defs:channel_buf
3967 signed char *channel_buf;
3972 channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
3973 if (snd_BUG_ON(!channel_buf))
3975 if (copy_from_iter(channel_buf + pos, count, src) != count)
3985 signed char *channel_buf;
3990 channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
3991 if (snd_BUG_ON(!channel_buf))
3993 if (copy_to_iter(channel_buf + pos, count, dst) != count)
4003 signed char *channel_buf;
4005 channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
4006 if (snd_BUG_ON(!channel_buf))
4008 memset(channel_buf + pos, 0, count);