Searched refs:kfifo_len (Results 1 - 34 of 34) sorted by relevance

/linux-4.1.27/samples/kfifo/
H A Ddma-example.c47 printk(KERN_INFO "queue len: %u\n", kfifo_len(&fifo)); example_init()
123 ret = kfifo_len(&fifo); example_init()
124 printk(KERN_INFO "queue len: %u\n", kfifo_len(&fifo)); example_init()
H A Dinttype-example.c67 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test)); testfunc()
84 printk(KERN_INFO "queue len: %u\n", kfifo_len(&test)); testfunc()
H A Dbytestream-example.c70 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test)); testfunc()
91 printk(KERN_INFO "queue len: %u\n", kfifo_len(&test)); testfunc()
H A Drecord-example.c95 printk(KERN_INFO "fifo len: %u\n", kfifo_len(&test)); testfunc()
/linux-4.1.27/drivers/iio/imu/inv_mpu6050/
H A Dinv_mpu_ring.c160 if (kfifo_len(&st->timestamps) > inv_mpu6050_read_fifo()
/linux-4.1.27/drivers/iio/
H A Dkfifo_buf.c116 samples = kfifo_len(&kf->kf); iio_kfifo_buf_data_available()
/linux-4.1.27/net/dccp/
H A Dprobe.c134 kfifo_len(&dccpw.fifo) != 0); dccpprobe_read()
/linux-4.1.27/include/linux/
H A Dkfifo.h243 * kfifo_len - returns the number of used elements in the fifo
246 #define kfifo_len(fifo) \ macro
269 kfifo_len(__tmpq) > __tmpq->kfifo.mask; \
281 unsigned int __avail = kfifo_size(__tmpq) - kfifo_len(__tmpq); \
315 (!__recsize) ? kfifo_len(__tmp) * sizeof(*__tmp->type) : \
/linux-4.1.27/drivers/usb/serial/
H A Doti6858.c280 count = kfifo_len(&port->write_fifo); send_data()
388 chars = kfifo_len(&port->write_fifo); oti6858_chars_in_buffer()
744 count = kfifo_len(&port->write_fifo); oti6858_read_int_callback()
H A Dgeneric.c144 if (!port->write_urbs_free || !kfifo_len(&port->write_fifo)) { usb_serial_generic_write_start()
238 chars = kfifo_len(&port->write_fifo) + port->tx_bytes; usb_serial_generic_chars_in_buffer()
H A Dcypress_m8.c1019 chars = kfifo_len(&priv->write_fifo); cypress_chars_in_buffer()
H A Dti_usb_3410_5052.c629 chars = kfifo_len(&port->write_fifo); ti_chars_in_buffer()
H A Dio_ti.c1995 chars = kfifo_len(&port->write_fifo); edge_chars_in_buffer()
/linux-4.1.27/drivers/mmc/card/
H A Dsdio_uart.c447 if (tty == NULL || !kfifo_len(xmit) || sdio_uart_transmit_chars()
460 len = kfifo_len(xmit); sdio_uart_transmit_chars()
809 return FIFO_SIZE - kfifo_len(&port->xmit_fifo); sdio_uart_write_room()
815 return kfifo_len(&port->xmit_fifo); sdio_uart_chars_in_buffer()
/linux-4.1.27/drivers/media/platform/coda/
H A Dcoda.h285 return kfifo_len(&ctx->bitstream_fifo); coda_get_bitstream_payload()
/linux-4.1.27/drivers/tty/serial/
H A Dkgdb_nmi.c203 !kfifo_len(&priv->fifo))) kgdb_nmi_tty_receiver()
H A Difx6x60.c460 queue_length = kfifo_len(&ifx_dev->tx_fifo); ifx_spi_prepare_tx_buffer()
528 return IFX_SPI_FIFO_SIZE - kfifo_len(&ifx_dev->tx_fifo); ifx_spi_write_room()
541 return kfifo_len(&ifx_dev->tx_fifo); ifx_spi_chars_in_buffer()
703 queue_length = kfifo_len(&ifx_dev->tx_fifo); ifx_spi_complete()
/linux-4.1.27/include/media/
H A Dlirc_dev.h77 len = kfifo_len(&buf->fifo); lirc_buffer_len()
/linux-4.1.27/net/sctp/
H A Dprobe.c110 kfifo_len(&sctpw.fifo) != 0); sctpprobe_read()
/linux-4.1.27/drivers/media/rc/
H A Drc-ir-raw.c44 retval = kfifo_len(&raw->kfifo); ir_raw_event_thread()
/linux-4.1.27/drivers/char/
H A Dsonypi.c918 if ((kfifo_len(&sonypi_device.fifo) == 0) && sonypi_misc_read()
923 kfifo_len(&sonypi_device.fifo) != 0); sonypi_misc_read()
946 if (kfifo_len(&sonypi_device.fifo)) sonypi_misc_poll()
/linux-4.1.27/drivers/media/pci/meye/
H A Dmeye.c1335 if (kfifo_len(&meye.doneq) == 0 && file->f_flags & O_NONBLOCK) { vidioc_dqbuf()
1341 kfifo_len(&meye.doneq) != 0) < 0) { vidioc_dqbuf()
1441 if (kfifo_len(&meye.doneq)) meye_poll()
/linux-4.1.27/drivers/mtd/
H A Dsm_ftl.c859 if (!kfifo_len(&zone->free_sectors)) { sm_init_zone()
866 i %= (kfifo_len(&zone->free_sectors) / 2); sm_init_zone()
/linux-4.1.27/drivers/media/i2c/cx25840/
H A Dcx25840-ir.c652 if (kfifo_len(&ir_state->rx_kfifo) >= CX25840_IR_RX_KFIFO_SIZE / 2) cx25840_ir_irq_handler()
882 n = CX25840_IR_TX_KFIFO_SIZE - kfifo_len(ir_state->tx_kfifo); cx25840_ir_tx_write()
/linux-4.1.27/drivers/net/wireless/libertas/
H A Dmain.c494 else if (kfifo_len(&priv->event_fifo)) lbs_thread()
546 while (kfifo_len(&priv->event_fifo)) { lbs_thread()
H A Dcmd.c1500 if (!kfifo_len(&priv->event_fifo) && !priv->resp_len[priv->resp_idx]) lbs_send_confirmsleep()
1537 if (kfifo_len(&priv->event_fifo) || priv->resp_len[priv->resp_idx]) { lbs_ps_confirm_sleep()
/linux-4.1.27/drivers/tty/
H A Dnozomi.c977 if (kfifo_len(&dc->port[port].fifo_ul)) { receive_flow_control()
981 kfifo_len(&dc->port[port].fifo_ul)); receive_flow_control()
1856 rval = kfifo_len(&port->fifo_ul); ntty_chars_in_buffer()
H A Dn_gsm.c812 len = kfifo_len(dlci->fifo); gsm_dlci_data_output()
3029 return TX_SIZE - kfifo_len(dlci->fifo); gsmtty_write_room()
3037 return kfifo_len(dlci->fifo); gsmtty_chars_in_buffer()
/linux-4.1.27/drivers/mailbox/
H A Domap-mailbox.c310 while (kfifo_len(&mq->fifo) >= sizeof(msg)) { mbox_rx_work()
/linux-4.1.27/drivers/usb/host/
H A Dfhci.h491 return kfifo_len(kfifo) / sizeof(void *); cq_howmany()
/linux-4.1.27/drivers/media/pci/cx23885/
H A Dcx23888-ir.c648 if (kfifo_len(&state->rx_kfifo) >= CX23888_IR_RX_KFIFO_SIZE / 2) cx23888_ir_irq_handler()
/linux-4.1.27/drivers/media/radio/
H A Dradio-si476x.c1137 fifo_len = kfifo_len(&radio->core->rds_fifo); si476x_radio_fops_read()
/linux-4.1.27/drivers/scsi/
H A Dlibiscsi_tcp.c974 BUG_ON(kfifo_len(&tcp_task->r2tqueue)); iscsi_tcp_task_init()
/linux-4.1.27/drivers/platform/x86/
H A Dsony-laptop.c379 if (kfifo_len(&sony_laptop_input.fifo) != 0) do_sony_laptop_release_key()
4074 if ((kfifo_len(&sonypi_compat.fifo) == 0) && sonypi_misc_read()
4079 kfifo_len(&sonypi_compat.fifo) != 0); sonypi_misc_read()
4102 if (kfifo_len(&sonypi_compat.fifo)) sonypi_misc_poll()

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