79 	size_t period_bytes, truncated_bytes = 0;  in rt5514_spi_copy_work()  local
90 	period_bytes = snd_pcm_lib_period_bytes(rt5514_dsp->substream);  in rt5514_spi_copy_work()
91 	if (!period_bytes) {  in rt5514_spi_copy_work()
96 	if (rt5514_dsp->buf_size % period_bytes)  in rt5514_spi_copy_work()
97 		rt5514_dsp->buf_size = (rt5514_dsp->buf_size / period_bytes) *  in rt5514_spi_copy_work()
98 			period_bytes;  in rt5514_spi_copy_work()
113 		if (remain_data < period_bytes) {  in rt5514_spi_copy_work()
119 	if (rt5514_dsp->buf_rp + period_bytes <= rt5514_dsp->buf_limit) {  in rt5514_spi_copy_work()
122 			period_bytes);  in rt5514_spi_copy_work()
124 		if (rt5514_dsp->buf_rp + period_bytes == rt5514_dsp->buf_limit)  in rt5514_spi_copy_work()
127 			rt5514_dsp->buf_rp += period_bytes;  in rt5514_spi_copy_work()
136 			truncated_bytes, period_bytes - truncated_bytes);  in rt5514_spi_copy_work()
138 		rt5514_dsp->buf_rp = rt5514_dsp->buf_base + period_bytes -  in rt5514_spi_copy_work()
142 	rt5514_dsp->get_size += period_bytes;  in rt5514_spi_copy_work()
143 	rt5514_dsp->dma_offset += period_bytes;  in rt5514_spi_copy_work()