18 	void (*transfer_samples)(struct amdtp_stream *s,
23 int amdtp_tscm_set_parameters(struct amdtp_stream *s, unsigned int rate)  in amdtp_tscm_set_parameters()  argument
25 	struct amdtp_tscm *p = s->protocol;  in amdtp_tscm_set_parameters()
28 	if (amdtp_stream_running(s))  in amdtp_tscm_set_parameters()
34 	if (s->direction == AMDTP_IN_STREAM)  in amdtp_tscm_set_parameters()
37 	return amdtp_stream_set_parameters(s, rate, data_channels);  in amdtp_tscm_set_parameters()
40 static void write_pcm_s32(struct amdtp_stream *s,  in write_pcm_s32()  argument
44 	struct amdtp_tscm *p = s->protocol;  in write_pcm_s32()
51 			frames_to_bytes(runtime, s->pcm_buffer_pointer);  in write_pcm_s32()
52 	remaining_frames = runtime->buffer_size - s->pcm_buffer_pointer;  in write_pcm_s32()
59 		buffer += s->data_block_quadlets;  in write_pcm_s32()
65 static void write_pcm_s16(struct amdtp_stream *s,  in write_pcm_s16()  argument
69 	struct amdtp_tscm *p = s->protocol;  in write_pcm_s16()
76 			frames_to_bytes(runtime, s->pcm_buffer_pointer);  in write_pcm_s16()
77 	remaining_frames = runtime->buffer_size - s->pcm_buffer_pointer;  in write_pcm_s16()
84 		buffer += s->data_block_quadlets;  in write_pcm_s16()
90 static void read_pcm_s32(struct amdtp_stream *s,  in read_pcm_s32()  argument
94 	struct amdtp_tscm *p = s->protocol;  in read_pcm_s32()
101 			frames_to_bytes(runtime, s->pcm_buffer_pointer);  in read_pcm_s32()
102 	remaining_frames = runtime->buffer_size - s->pcm_buffer_pointer;  in read_pcm_s32()
112 		buffer += s->data_block_quadlets;  in read_pcm_s32()
118 static void write_pcm_silence(struct amdtp_stream *s, __be32 *buffer,  in write_pcm_silence()  argument
121 	struct amdtp_tscm *p = s->protocol;  in write_pcm_silence()
129 		buffer += s->data_block_quadlets;  in write_pcm_silence()
133 int amdtp_tscm_add_pcm_hw_constraints(struct amdtp_stream *s,  in amdtp_tscm_add_pcm_hw_constraints()  argument
146 	return amdtp_stream_add_pcm_hw_constraints(s, runtime);  in amdtp_tscm_add_pcm_hw_constraints()
149 void amdtp_tscm_set_pcm_format(struct amdtp_stream *s, snd_pcm_format_t format)  in amdtp_tscm_set_pcm_format()  argument
151 	struct amdtp_tscm *p = s->protocol;  in amdtp_tscm_set_pcm_format()
153 	if (WARN_ON(amdtp_stream_pcm_running(s)))  in amdtp_tscm_set_pcm_format()
161 		if (s->direction == AMDTP_OUT_STREAM) {  in amdtp_tscm_set_pcm_format()
168 		if (s->direction == AMDTP_OUT_STREAM)  in amdtp_tscm_set_pcm_format()
176 static unsigned int process_tx_data_blocks(struct amdtp_stream *s,  in process_tx_data_blocks()  argument
181 	struct amdtp_tscm *p = (struct amdtp_tscm *)s->protocol;  in process_tx_data_blocks()
184 	pcm = ACCESS_ONCE(s->pcm);  in process_tx_data_blocks()
186 		p->transfer_samples(s, pcm, buffer, data_blocks);  in process_tx_data_blocks()
193 static unsigned int process_rx_data_blocks(struct amdtp_stream *s,  in process_rx_data_blocks()  argument
198 	struct amdtp_tscm *p = (struct amdtp_tscm *)s->protocol;  in process_rx_data_blocks()
204 	pcm = ACCESS_ONCE(s->pcm);  in process_rx_data_blocks()
206 		p->transfer_samples(s, pcm, buffer, data_blocks);  in process_rx_data_blocks()
208 		write_pcm_silence(s, buffer, data_blocks);  in process_rx_data_blocks()
213 int amdtp_tscm_init(struct amdtp_stream *s, struct fw_unit *unit,  in amdtp_tscm_init()  argument
229 	err = amdtp_stream_init(s, unit, dir,  in amdtp_tscm_init()
236 	s->fdf = 0x00;  in amdtp_tscm_init()
239 	p = s->protocol;  in amdtp_tscm_init()