41 					struct snd_pcm_indirect *rec, size_t bytes);
48 				   struct snd_pcm_indirect *rec,  in snd_pcm_indirect_playback_transfer()  argument
53 	snd_pcm_sframes_t diff = appl_ptr - rec->appl_ptr;  in snd_pcm_indirect_playback_transfer()
59 		rec->sw_ready += (int)frames_to_bytes(runtime, diff);  in snd_pcm_indirect_playback_transfer()
60 		rec->appl_ptr = appl_ptr;  in snd_pcm_indirect_playback_transfer()
62 	qsize = rec->hw_queue_size ? rec->hw_queue_size : rec->hw_buffer_size;  in snd_pcm_indirect_playback_transfer()
63 	while (rec->hw_ready < qsize && rec->sw_ready > 0) {  in snd_pcm_indirect_playback_transfer()
64 		unsigned int hw_to_end = rec->hw_buffer_size - rec->hw_data;  in snd_pcm_indirect_playback_transfer()
65 		unsigned int sw_to_end = rec->sw_buffer_size - rec->sw_data;  in snd_pcm_indirect_playback_transfer()
66 		unsigned int bytes = qsize - rec->hw_ready;  in snd_pcm_indirect_playback_transfer()
67 		if (rec->sw_ready < (int)bytes)  in snd_pcm_indirect_playback_transfer()
68 			bytes = rec->sw_ready;  in snd_pcm_indirect_playback_transfer()
75 		copy(substream, rec, bytes);  in snd_pcm_indirect_playback_transfer()
76 		rec->hw_data += bytes;  in snd_pcm_indirect_playback_transfer()
77 		if (rec->hw_data == rec->hw_buffer_size)  in snd_pcm_indirect_playback_transfer()
78 			rec->hw_data = 0;  in snd_pcm_indirect_playback_transfer()
79 		rec->sw_data += bytes;  in snd_pcm_indirect_playback_transfer()
80 		if (rec->sw_data == rec->sw_buffer_size)  in snd_pcm_indirect_playback_transfer()
81 			rec->sw_data = 0;  in snd_pcm_indirect_playback_transfer()
82 		rec->hw_ready += bytes;  in snd_pcm_indirect_playback_transfer()
83 		rec->sw_ready -= bytes;  in snd_pcm_indirect_playback_transfer()
93 				  struct snd_pcm_indirect *rec, unsigned int ptr)  in snd_pcm_indirect_playback_pointer()  argument
95 	int bytes = ptr - rec->hw_io;  in snd_pcm_indirect_playback_pointer()
97 		bytes += rec->hw_buffer_size;  in snd_pcm_indirect_playback_pointer()
98 	rec->hw_io = ptr;  in snd_pcm_indirect_playback_pointer()
99 	rec->hw_ready -= bytes;  in snd_pcm_indirect_playback_pointer()
100 	rec->sw_io += bytes;  in snd_pcm_indirect_playback_pointer()
101 	if (rec->sw_io >= rec->sw_buffer_size)  in snd_pcm_indirect_playback_pointer()
102 		rec->sw_io -= rec->sw_buffer_size;  in snd_pcm_indirect_playback_pointer()
105 	return bytes_to_frames(substream->runtime, rec->sw_io);  in snd_pcm_indirect_playback_pointer()
114 				  struct snd_pcm_indirect *rec,  in snd_pcm_indirect_capture_transfer()  argument
119 	snd_pcm_sframes_t diff = appl_ptr - rec->appl_ptr;  in snd_pcm_indirect_capture_transfer()
124 		rec->sw_ready -= frames_to_bytes(runtime, diff);  in snd_pcm_indirect_capture_transfer()
125 		rec->appl_ptr = appl_ptr;  in snd_pcm_indirect_capture_transfer()
127 	while (rec->hw_ready > 0 &&   in snd_pcm_indirect_capture_transfer()
128 	       rec->sw_ready < (int)rec->sw_buffer_size) {  in snd_pcm_indirect_capture_transfer()
129 		size_t hw_to_end = rec->hw_buffer_size - rec->hw_data;  in snd_pcm_indirect_capture_transfer()
130 		size_t sw_to_end = rec->sw_buffer_size - rec->sw_data;  in snd_pcm_indirect_capture_transfer()
131 		size_t bytes = rec->sw_buffer_size - rec->sw_ready;  in snd_pcm_indirect_capture_transfer()
132 		if (rec->hw_ready < (int)bytes)  in snd_pcm_indirect_capture_transfer()
133 			bytes = rec->hw_ready;  in snd_pcm_indirect_capture_transfer()
140 		copy(substream, rec, bytes);  in snd_pcm_indirect_capture_transfer()
141 		rec->hw_data += bytes;  in snd_pcm_indirect_capture_transfer()
142 		if ((int)rec->hw_data == rec->hw_buffer_size)  in snd_pcm_indirect_capture_transfer()
143 			rec->hw_data = 0;  in snd_pcm_indirect_capture_transfer()
144 		rec->sw_data += bytes;  in snd_pcm_indirect_capture_transfer()
145 		if (rec->sw_data == rec->sw_buffer_size)  in snd_pcm_indirect_capture_transfer()
146 			rec->sw_data = 0;  in snd_pcm_indirect_capture_transfer()
147 		rec->hw_ready -= bytes;  in snd_pcm_indirect_capture_transfer()
148 		rec->sw_ready += bytes;  in snd_pcm_indirect_capture_transfer()
158 				 struct snd_pcm_indirect *rec, unsigned int ptr)  in snd_pcm_indirect_capture_pointer()  argument
161 	int bytes = ptr - rec->hw_io;  in snd_pcm_indirect_capture_pointer()
163 		bytes += rec->hw_buffer_size;  in snd_pcm_indirect_capture_pointer()
164 	rec->hw_io = ptr;  in snd_pcm_indirect_capture_pointer()
165 	rec->hw_ready += bytes;  in snd_pcm_indirect_capture_pointer()
166 	qsize = rec->hw_queue_size ? rec->hw_queue_size : rec->hw_buffer_size;  in snd_pcm_indirect_capture_pointer()
167 	if (rec->hw_ready > qsize)  in snd_pcm_indirect_capture_pointer()
169 	rec->sw_io += bytes;  in snd_pcm_indirect_capture_pointer()
170 	if (rec->sw_io >= rec->sw_buffer_size)  in snd_pcm_indirect_capture_pointer()
171 		rec->sw_io -= rec->sw_buffer_size;  in snd_pcm_indirect_capture_pointer()
174 	return bytes_to_frames(substream->runtime, rec->sw_io);  in snd_pcm_indirect_capture_pointer()