59 	struct sport_device *sport = runtime->private_data;  in bf5xx_mmap_copy()  local
62 		bf5xx_pcm_to_ac97((struct ac97_frame *)sport->tx_dma_buf +  in bf5xx_mmap_copy()
63 		sport->tx_pos, (__u16 *)runtime->dma_area + sport->tx_pos *  in bf5xx_mmap_copy()
65 		sport->tx_pos += runtime->period_size;  in bf5xx_mmap_copy()
66 		if (sport->tx_pos >= runtime->buffer_size)  in bf5xx_mmap_copy()
67 			sport->tx_pos %= runtime->buffer_size;  in bf5xx_mmap_copy()
68 		sport->tx_delay_pos = sport->tx_pos;  in bf5xx_mmap_copy()
70 		bf5xx_ac97_to_pcm((struct ac97_frame *)sport->rx_dma_buf +  in bf5xx_mmap_copy()
71 		sport->rx_pos, (__u16 *)runtime->dma_area + sport->rx_pos *  in bf5xx_mmap_copy()
73 		sport->rx_pos += runtime->period_size;  in bf5xx_mmap_copy()
74 		if (sport->rx_pos >= runtime->buffer_size)  in bf5xx_mmap_copy()
75 			sport->rx_pos %= runtime->buffer_size;  in bf5xx_mmap_copy()
85 	struct sport_device *sport = runtime->private_data;  in bf5xx_dma_irq()  local
88 		if (sport->once == 0) {  in bf5xx_dma_irq()
91 			sport->once = 1;  in bf5xx_dma_irq()
133 	struct sport_device *sport = runtime->private_data;  in bf5xx_pcm_hw_free()  local
136 		sport->once = 0;  in bf5xx_pcm_hw_free()
139 		memset(sport->tx_dma_buf, 0, runtime->buffer_size *  in bf5xx_pcm_hw_free()
142 		memset(sport->rx_dma_buf, 0, runtime->buffer_size *  in bf5xx_pcm_hw_free()
152 	struct sport_device *sport = runtime->private_data;  in bf5xx_pcm_prepare()  local
159 		sport_set_tx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
160 		sport_config_tx_dma(sport, sport->tx_dma_buf, runtime->periods,  in bf5xx_pcm_prepare()
163 		sport_set_rx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
164 		sport_config_rx_dma(sport, sport->rx_dma_buf, runtime->periods,  in bf5xx_pcm_prepare()
169 		sport_set_tx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
170 		sport_config_tx_dma(sport, runtime->dma_area, runtime->periods,  in bf5xx_pcm_prepare()
173 		sport_set_rx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
174 		sport_config_rx_dma(sport, runtime->dma_area, runtime->periods,  in bf5xx_pcm_prepare()
184 	struct sport_device *sport = runtime->private_data;  in bf5xx_pcm_trigger()  local
193 			sport->tx_delay_pos = 0;  in bf5xx_pcm_trigger()
195 			sport_tx_start(sport);  in bf5xx_pcm_trigger()
197 			sport_rx_start(sport);  in bf5xx_pcm_trigger()
204 			sport->tx_pos = 0;  in bf5xx_pcm_trigger()
206 			sport_tx_stop(sport);  in bf5xx_pcm_trigger()
209 			sport->rx_pos = 0;  in bf5xx_pcm_trigger()
211 			sport_rx_stop(sport);  in bf5xx_pcm_trigger()
223 	struct sport_device *sport = runtime->private_data;  in bf5xx_pcm_pointer()  local
228 		curr = sport->tx_delay_pos;  in bf5xx_pcm_pointer()
230 		curr = sport->rx_pos;  in bf5xx_pcm_pointer()
234 		curr = sport_curr_offset_tx(sport) / sizeof(struct ac97_frame);  in bf5xx_pcm_pointer()
236 		curr = sport_curr_offset_rx(sport) / sizeof(struct ac97_frame);  in bf5xx_pcm_pointer()