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Searched refs:kfifo_len (Results 1 – 25 of 77) sorted by relevance

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/linux/samples/kfifo/
H A Ddma-example.c47 printk(KERN_INFO "queue len: %u\n", kfifo_len(&fifo)); in example_init()
123 ret = kfifo_len(&fifo); in example_init()
124 printk(KERN_INFO "queue len: %u\n", kfifo_len(&fifo)); in example_init()
H A Dinttype-example.c65 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test)); in testfunc()
82 printk(KERN_INFO "queue len: %u\n", kfifo_len(&test)); in testfunc()
H A Dbytestream-example.c68 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test)); in testfunc()
89 printk(KERN_INFO "queue len: %u\n", kfifo_len(&test)); in testfunc()
H A Drecord-example.c93 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test)); in testfunc()
/linux/drivers/media/platform/amphion/
H A Dvpu_msgs.c257 if (kfifo_len(&inst->msg_fifo) < bytes) in vpu_inst_receive_msg()
355 while (kfifo_len(&core->msg_fifo) >= SIZE) { in vpu_core_run_msg_work()
384 if (kfifo_len(&core->msg_fifo) >= bytes) in vpu_msg_delayed_work()
394 if (inst->workqueue && kfifo_len(&inst->msg_fifo) >= bytes) in vpu_msg_delayed_work()
H A Dvpu_dbg.c198 num = scnprintf(str, sizeof(str), "kfifo len = 0x%x\n", kfifo_len(&inst->msg_fifo)); in vpu_dbg_instance()
280 num = scnprintf(str, sizeof(str), "kfifo len = 0x%x\n", kfifo_len(&core->msg_fifo)); in vpu_dbg_core()
/linux/drivers/tty/serial/8250/
H A D8250_pci1xxxx.c402 if (kfifo_len(&tport->xmit_fifo) < UART_BURST_SIZE) in pci1xxxx_process_write_data()
427 kfifo_len(&tport->xmit_fifo) >= UART_BURST_SIZE) in pci1xxxx_process_write_data()
452 valid_byte_count = kfifo_len(&tport->xmit_fifo); in pci1xxxx_tx_burst()
464 if (kfifo_len(&tport->xmit_fifo) < WAKEUP_CHARS) in pci1xxxx_tx_burst()
H A D8250_dma.c31 if (kfifo_len(&tport->xmit_fifo) < WAKEUP_CHARS) in __dma_tx_complete()
/linux/include/linux/
H A Dkfifo.h238 #define kfifo_len(fifo) \ macro
292 kfifo_len(__tmpq) > __tmpq->kfifo.mask; \
304 unsigned int __avail = kfifo_size(__tmpq) - kfifo_len(__tmpq); \
344 (!__recsize) ? kfifo_len(__tmp) * sizeof(*__tmp->type) : \
/linux/drivers/usb/host/
H A Dxhci-dbgtty.c32 len = kfifo_len(&port->port.xmit_fifo); in dbc_kfifo_to_req()
244 port->tx_boundary = kfifo_len(&port->port.xmit_fifo); in dbc_tty_write()
301 chars = kfifo_len(&port->port.xmit_fifo); in dbc_tty_chars_in_buffer()
H A Dfhci.h485 return kfifo_len(kfifo) / sizeof(void *); in cq_howmany()
/linux/drivers/mmc/core/
H A Dsdio_uart.c424 if (tty == NULL || !kfifo_len(xmit) || in sdio_uart_transmit_chars()
437 len = kfifo_len(xmit); in sdio_uart_transmit_chars()
785 return FIFO_SIZE - kfifo_len(&port->xmit_fifo); in sdio_uart_write_room()
791 return kfifo_len(&port->xmit_fifo); in sdio_uart_chars_in_buffer()
/linux/drivers/usb/serial/
H A Doti6858.c280 count = kfifo_len(&port->write_fifo); in send_data()
386 chars = kfifo_len(&port->write_fifo); in oti6858_chars_in_buffer()
739 count = kfifo_len(&port->write_fifo); in oti6858_read_int_callback()
H A Dgeneric.c165 if (!port->write_urbs_free || !kfifo_len(&port->write_fifo)) { in usb_serial_generic_write_start()
259 chars = kfifo_len(&port->write_fifo) + port->tx_bytes; in usb_serial_generic_chars_in_buffer()
/linux/sound/usb/line6/
H A Ddriver.c575 while (kfifo_len(&line6->messages.fifo) == 0) { in line6_hwdep_read()
583 kfifo_len(&line6->messages.fifo) != 0); in line6_hwdep_read()
637 rv = kfifo_len(&line6->messages.fifo) == 0 ? 0 : EPOLLIN | EPOLLRDNORM; in line6_hwdep_poll()
/linux/drivers/usb/gadget/function/
H A Du_serial.c213 len = kfifo_len(&port->port_write_buf); in gs_send_packet()
678 cond = p->port_usb == NULL || !kfifo_len(&p->port_write_buf) || in gs_close_flush_done()
710 if (kfifo_len(&port->port_write_buf) > 0 && gser) { in gs_close()
816 chars = kfifo_len(&port->port_write_buf); in gs_chars_in_buffer()
/linux/drivers/iio/buffer/
H A Dkfifo_buf.c126 samples = kfifo_len(&kf->kf); in iio_kfifo_buf_data_available()
/linux/drivers/tty/serial/
H A Dkgdb_nmi.c200 !kfifo_len(&priv->fifo))) in kgdb_nmi_tty_receiver()
H A Dmen_z135_uart.c313 qlen = kfifo_len(&tport->xmit_fifo); in men_z135_handle_tx()
352 if (kfifo_len(&tport->xmit_fifo) < WAKEUP_CHARS) in men_z135_handle_tx()
H A Dsunhv.c215 if (kfifo_len(&tport->xmit_fifo) < WAKEUP_CHARS) in transmit_chars()
H A Dqcom_geni_serial.c939 pending = kfifo_len(&tport->xmit_fifo); in qcom_geni_serial_handle_tx_fifo()
988 if (kfifo_len(&tport->xmit_fifo) < WAKEUP_CHARS) in qcom_geni_serial_handle_tx_fifo()
1005 if (kfifo_len(&tport->xmit_fifo) < WAKEUP_CHARS) in qcom_geni_serial_handle_tx_dma()
/linux/drivers/media/platform/chips-media/coda/
H A Dcoda.h344 return kfifo_len(&ctx->bitstream_fifo); in coda_get_bitstream_payload()
/linux/drivers/net/wireless/marvell/libertas/
H A Dmain.c474 else if (kfifo_len(&priv->event_fifo)) in lbs_thread()
526 while (kfifo_len(&priv->event_fifo)) { in lbs_thread()
/linux/drivers/gpu/drm/amd/amdkfd/
H A Dkfd_smi_events.c98 to_copy = kfifo_len(&client->fifo); in kfd_smi_ev_read()
/linux/drivers/mtd/
H A Dsm_ftl.c861 if (!kfifo_len(&zone->free_sectors)) { in sm_init_zone()
868 i %= (kfifo_len(&zone->free_sectors) / 2); in sm_init_zone()

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