Searched refs:kfifo_len (Results 1 - 25 of 38) sorted by relevance

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/linux-master/samples/kfifo/
H A Ddma-example.c45 printk(KERN_INFO "queue len: %u\n", kfifo_len(&fifo));
121 ret = kfifo_len(&fifo);
122 printk(KERN_INFO "queue len: %u\n", kfifo_len(&fifo));
H A Dbytestream-example.c68 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test));
89 printk(KERN_INFO "queue len: %u\n", kfifo_len(&test));
H A Dinttype-example.c65 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test));
82 printk(KERN_INFO "queue len: %u\n", kfifo_len(&test));
H A Drecord-example.c93 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test));
/linux-master/drivers/media/platform/amphion/
H A Dvpu_msgs.c257 if (kfifo_len(&inst->msg_fifo) < bytes)
355 while (kfifo_len(&core->msg_fifo) >= SIZE) {
384 if (kfifo_len(&core->msg_fifo) >= bytes)
394 if (inst->workqueue && kfifo_len(&inst->msg_fifo) >= bytes)
H A Dvpu_dbg.c198 num = scnprintf(str, sizeof(str), "kfifo len = 0x%x\n", kfifo_len(&inst->msg_fifo));
280 num = scnprintf(str, sizeof(str), "kfifo len = 0x%x\n", kfifo_len(&core->msg_fifo));
/linux-master/include/linux/
H A Dkfifo.h230 * kfifo_len - returns the number of used elements in the fifo
233 #define kfifo_len(fifo) \ macro
287 kfifo_len(__tmpq) > __tmpq->kfifo.mask; \
299 unsigned int __avail = kfifo_size(__tmpq) - kfifo_len(__tmpq); \
333 (!__recsize) ? kfifo_len(__tmp) * sizeof(*__tmp->type) : \
/linux-master/drivers/iio/buffer/
H A Dkfifo_buf.c126 samples = kfifo_len(&kf->kf);
/linux-master/drivers/tty/serial/
H A Dkgdb_nmi.c200 !kfifo_len(&priv->fifo)))
/linux-master/drivers/mmc/core/
H A Dsdio_uart.c424 if (tty == NULL || !kfifo_len(xmit) ||
437 len = kfifo_len(xmit);
785 return FIFO_SIZE - kfifo_len(&port->xmit_fifo);
791 return kfifo_len(&port->xmit_fifo);
/linux-master/drivers/usb/serial/
H A Dgeneric.c166 if (!port->write_urbs_free || !kfifo_len(&port->write_fifo)) {
260 chars = kfifo_len(&port->write_fifo) + port->tx_bytes;
H A Doti6858.c281 count = kfifo_len(&port->write_fifo);
387 chars = kfifo_len(&port->write_fifo);
740 count = kfifo_len(&port->write_fifo);
H A Dkeyspan_pda.c481 count = kfifo_len(&port->write_fifo);
/linux-master/drivers/usb/host/
H A Dxhci-dbgtty.c32 len = kfifo_len(&port->write_fifo);
269 chars = kfifo_len(&port->write_fifo);
H A Dfhci.h485 return kfifo_len(kfifo) / sizeof(void *);
/linux-master/drivers/usb/gadget/function/
H A Du_serial.c211 len = kfifo_len(&port->port_write_buf);
671 cond = p->port_usb == NULL || !kfifo_len(&p->port_write_buf) ||
703 if (kfifo_len(&port->port_write_buf) > 0 && gser) {
809 chars = kfifo_len(&port->port_write_buf);
/linux-master/drivers/media/platform/chips-media/coda/
H A Dcoda.h344 return kfifo_len(&ctx->bitstream_fifo);
/linux-master/drivers/gpu/drm/amd/amdkfd/
H A Dkfd_smi_events.c97 to_copy = kfifo_len(&client->fifo);
/linux-master/sound/usb/line6/
H A Ddriver.c570 while (kfifo_len(&line6->messages.fifo) == 0) {
578 kfifo_len(&line6->messages.fifo) != 0);
632 rv = kfifo_len(&line6->messages.fifo) == 0 ? 0 : EPOLLIN | EPOLLRDNORM;
/linux-master/drivers/char/
H A Dsonypi.c904 if ((kfifo_len(&sonypi_device.fifo) == 0) &&
909 kfifo_len(&sonypi_device.fifo) != 0);
932 if (kfifo_len(&sonypi_device.fifo))
/linux-master/drivers/media/i2c/cx25840/
H A Dcx25840-ir.c618 if (kfifo_len(&ir_state->rx_kfifo) >= CX25840_IR_RX_KFIFO_SIZE / 2)
846 n = CX25840_IR_TX_KFIFO_SIZE - kfifo_len(ir_state->tx_kfifo);
/linux-master/drivers/net/wireless/marvell/libertas/
H A Dmain.c474 else if (kfifo_len(&priv->event_fifo))
526 while (kfifo_len(&priv->event_fifo)) {
H A Dcmd.c1396 if (!kfifo_len(&priv->event_fifo) && !priv->resp_len[priv->resp_idx])
1428 if (kfifo_len(&priv->event_fifo) || priv->resp_len[priv->resp_idx]) {
/linux-master/drivers/mtd/
H A Dsm_ftl.c861 if (!kfifo_len(&zone->free_sectors)) {
868 i %= (kfifo_len(&zone->free_sectors) / 2);
/linux-master/drivers/tty/
H A Dnozomi.c909 if (kfifo_len(&dc->port[port].fifo_ul)) {
913 kfifo_len(&dc->port[port].fifo_ul));
1771 return kfifo_len(&port->fifo_ul);

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