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Searched refs:prealloc_bufsz (Results 1 - 12 of 12) sorted by relevance

/drivers/staging/comedi/
H A Dcomedi_buf.c71 async->prealloc_bufsz = 0;
203 if (async->prealloc_buf && async->prealloc_bufsz == new_size)
221 async->prealloc_bufsz = new_size;
250 unsigned int free_end = async->buf_read_count + async->prealloc_bufsz;
305 buf_end = async->prealloc_bufsz - async->munge_ptr;
323 async->munge_ptr %= async->prealloc_bufsz;
351 if (async->buf_write_ptr >= async->prealloc_bufsz)
352 async->buf_write_ptr %= async->prealloc_bufsz;
425 async->buf_read_ptr %= async->prealloc_bufsz;
465 if (write_ptr >= async->prealloc_bufsz)
[all...]
H A Dcomedi_fops.c277 s->index, async->prealloc_bufsz);
354 size = s->async->prealloc_bufsz / 1024;
467 size = s->async->prealloc_bufsz / 1024;
751 bc.size = async->prealloc_bufsz;
1547 if (!async->prealloc_bufsz) {
1951 if (size > async->prealloc_bufsz) {
2019 comedi_buf_write_alloc(s, s->async->prealloc_bufsz);
2115 if (async->buf_write_ptr + m > async->prealloc_bufsz)
2116 m = async->prealloc_bufsz - async->buf_write_ptr;
2117 comedi_buf_write_alloc(s, async->prealloc_bufsz);
[all...]
H A Dcomedidev.h111 * @prealloc_bufsz: buffer size (in bytes)
138 * of the buffer of fixed length prealloc_bufsz is accessible at any time).
143 * (Buf_Read_Count + prealloc_bufsz)
145 * (Those aren't the actual members, apart from prealloc_bufsz.) When
161 * [Buf_Write_Alloc_Count, Buf_Read_Count + prealloc_bufsz):
163 * [Buf_Read_Count + prealloc_bufsz, infinity):
182 * value from a lower _Count value because prealloc_bufsz < UINT_MAX+1.
186 * of the corresponding capitalized _Count values modulo prealloc_bufsz.
188 * operation is done by subtracting prealloc_bufsz when the value
189 * exceeds prealloc_bufsz (assumin
194 unsigned int prealloc_bufsz; member in struct:comedi_async
[all...]
/drivers/staging/comedi/drivers/
H A Dmite.c315 if (async->prealloc_bufsz == 0)
318 n_links = async->prealloc_bufsz >> PAGE_SHIFT;
527 comedi_buf_write_alloc(s, async->prealloc_bufsz);
562 comedi_buf_read_alloc(s, async->prealloc_bufsz);
H A Dpcl812.c565 if (s->async->prealloc_bufsz < devpriv->hwdmasize) {
567 s->async->prealloc_bufsz;
569 s->async->prealloc_bufsz;
H A Dadl_pci9118.c656 m = s->async->prealloc_bufsz >> 1;
813 if (dmalen0 > s->async->prealloc_bufsz) {
815 dmalen0 = s->async->prealloc_bufsz & ~3L;
817 if (dmalen1 > s->async->prealloc_bufsz) {
819 dmalen1 = s->async->prealloc_bufsz & ~3L;
H A Dni_tiocmd.c124 comedi_buf_write_alloc(s, async->prealloc_bufsz);
H A Dni_pcidio.c351 comedi_buf_write_alloc(s, s->async->prealloc_bufsz);
770 memset(s->async->prealloc_buf, 0xaa, s->async->prealloc_bufsz);
H A Dadv_pci1710.c852 if (samplesinbuf * sizeof(short) >= s->async->prealloc_bufsz) {
853 m = s->async->prealloc_bufsz / sizeof(short);
H A Dpcl818.c831 devpriv->ai_data_len = s->async->prealloc_bufsz;
H A Dni_mio_common.c1683 comedi_buf_write_alloc(s, s->async->prealloc_bufsz);
1717 comedi_buf_read_alloc(s, s->async->prealloc_bufsz);
3569 comedi_buf_read_alloc(s, s->async->prealloc_bufsz);
/drivers/staging/comedi/drivers/addi-data/
H A Dhwdrv_apci3120.c1052 if (dmalen0 > s->async->prealloc_bufsz)
1053 dmalen0 = s->async->prealloc_bufsz;
1054 if (dmalen1 > s->async->prealloc_bufsz)
1055 dmalen1 = s->async->prealloc_bufsz;

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