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Searched refs:kfifo_is_empty (Results 1 – 25 of 65) sorted by relevance

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/linux/drivers/media/rc/
H A Dlirc_dev.c594 !kfifo_is_empty(&fh->scancodes)) in lirc_poll()
598 !kfifo_is_empty(&fh->rawir)) in lirc_poll()
617 if (kfifo_is_empty(&fh->rawir)) { in lirc_read_mode2()
622 !kfifo_is_empty(&fh->rawir) || in lirc_read_mode2()
656 if (kfifo_is_empty(&fh->scancodes)) { in lirc_read_scancode()
661 !kfifo_is_empty(&fh->scancodes) || in lirc_read_scancode()
/linux/drivers/gnss/
H A Dcore.c96 while (kfifo_is_empty(&gdev->read_fifo)) { in gnss_read()
107 !kfifo_is_empty(&gdev->read_fifo)); in gnss_read()
194 if (!kfifo_is_empty(&gdev->read_fifo)) in gnss_poll()
/linux/drivers/tty/hvc/
H A Dhvc_dcc.c192 if (smp_processor_id() || (!kfifo_is_empty(&outbuf))) { in hvc_dcc0_put_chars()
232 if (smp_processor_id() || (!kfifo_is_empty(&inbuf))) { in hvc_dcc0_get_chars()
/linux/include/linux/
H A Dkfifo.h248 #define kfifo_is_empty(fifo) \ macro
265 __ret = kfifo_is_empty(fifo); \
280 __ret = kfifo_is_empty(fifo); \
465 __ret = !kfifo_is_empty(__tmp); \
504 __ret = !kfifo_is_empty(__tmp); \
/linux/drivers/net/wireless/ralink/rt2x00/
H A Drt2800mmio.c320 if (!kfifo_is_empty(&rt2x00dev->txstatus_fifo)) in rt2800mmio_txstatus_tasklet()
351 if (!kfifo_is_empty(&rt2x00dev->txstatus_fifo)) in rt2800mmio_interrupt()
800 while (!kfifo_is_empty(&rt2x00dev->txstatus_fifo) || in rt2800mmio_work_txdone()
826 if (!kfifo_is_empty(&rt2x00dev->txstatus_fifo)) in rt2800mmio_tx_sta_fifo_timeout()
/linux/drivers/most/
H A Dmost_cdev.c249 (!kfifo_is_empty(&c->fifo) || in comp_read()
290 if (!c->dev || !kfifo_is_empty(&c->fifo)) in comp_poll()
293 if (!c->dev || !kfifo_is_empty(&c->fifo) || ch_has_mbo(c)) in comp_poll()
/linux/drivers/iio/
H A Dindustrialio-event.c112 if (!kfifo_is_empty(&ev_int->det_events)) in iio_event_poll()
136 if (kfifo_is_empty(&ev_int->det_events)) { in iio_event_chrdev_read()
141 !kfifo_is_empty(&ev_int->det_events) || in iio_event_chrdev_read()
/linux/drivers/gpu/drm/amd/amdkfd/
H A Dkfd_interrupt.c127 if (kfifo_is_empty(&node->ih_fifo)) in dequeue_ih_ring_entry()
/linux/drivers/counter/
H A Dcounter-chrdev.c79 if (kfifo_is_empty(&counter->events)) { in counter_chrdev_read()
84 !kfifo_is_empty(&counter->events) || in counter_chrdev_read()
114 if (!kfifo_is_empty(&counter->events)) in counter_chrdev_poll()
/linux/samples/kfifo/
H A Drecord-example.c102 while (!kfifo_is_empty(&test)) { in testfunc()
/linux/drivers/platform/surface/
H A Dsurface_aggregator_cdev.c593 if (kfifo_is_empty(&client->buffer)) { in ssam_cdev_read()
600 !kfifo_is_empty(&client->buffer) || in ssam_cdev_read()
651 if (!kfifo_is_empty(&client->buffer)) in ssam_cdev_poll()
H A Dsurface_dtx.c478 if (kfifo_is_empty(&client->buffer)) { in surface_dtx_read()
485 !kfifo_is_empty(&client->buffer) || in surface_dtx_read()
536 if (!kfifo_is_empty(&client->buffer)) in surface_dtx_poll()
/linux/drivers/tty/serial/8250/
H A D8250_pci1xxxx.c499 if ((uart_tx_stopped(port)) || kfifo_is_empty(&tport->xmit_fifo)) { in pci1xxxx_tx_burst()
512 if (kfifo_is_empty(&tport->xmit_fifo)) in pci1xxxx_tx_burst()
525 if (kfifo_is_empty(&tport->xmit_fifo) && in pci1xxxx_tx_burst()
/linux/drivers/tty/serial/
H A Dsunhv.c59 while (!kfifo_is_empty(&tport->xmit_fifo)) { in transmit_chars_write()
210 if (kfifo_is_empty(&tport->xmit_fifo) || uart_tx_stopped(port)) in transmit_chars()
H A Dtimbuart.c119 if (kfifo_is_empty(&tport->xmit_fifo) || uart_tx_stopped(port)) in timbuart_handle_tx_port()
141 if (!kfifo_is_empty(&tport->xmit_fifo)) in timbuart_handle_tx_port()
H A Dsunplus-uart.c212 if (kfifo_is_empty(&tport->xmit_fifo) || uart_tx_stopped(port)) { in transmit_chars()
229 if (kfifo_is_empty(&tport->xmit_fifo)) in transmit_chars()
H A Dmilbeaut_usio.c90 if (kfifo_is_empty(&tport->xmit_fifo) || uart_tx_stopped(port)) { in mlb_usio_tx_chars()
117 if (kfifo_is_empty(&tport->xmit_fifo)) in mlb_usio_tx_chars()
H A Dmen_z135_uart.c303 if (kfifo_is_empty(&tport->xmit_fifo)) in men_z135_handle_tx()
356 if (!kfifo_is_empty(&tport->xmit_fifo)) in men_z135_handle_tx()
H A Dar933x_uart.c402 (up->port.x_char || !kfifo_is_empty(&tport->xmit_fifo))) { in ar933x_uart_tx_chars()
433 if (!kfifo_is_empty(&tport->xmit_fifo)) { in ar933x_uart_tx_chars()
H A Ducc_uart.c361 if (kfifo_is_empty(&tport->xmit_fifo) || uart_tx_stopped(port)) { in qe_uart_tx_pump()
370 !kfifo_is_empty(&tport->xmit_fifo)) { in qe_uart_tx_pump()
388 if (kfifo_is_empty(&tport->xmit_fifo)) { in qe_uart_tx_pump()
H A Dsunsab.c255 if (kfifo_is_empty(&tport->xmit_fifo) || uart_tx_stopped(&up->port)) { in transmit_chars()
283 if (kfifo_is_empty(&tport->xmit_fifo)) in transmit_chars()
442 if (kfifo_is_empty(&tport->xmit_fifo) || uart_tx_stopped(port)) in sunsab_start_tx()
/linux/drivers/hid/
H A Dhid-sensor-custom.c653 if (kfifo_is_empty(&sensor_inst->data_fifo)) { in hid_sensor_custom_read()
658 !kfifo_is_empty(&sensor_inst->data_fifo)); in hid_sensor_custom_read()
708 if (!kfifo_is_empty(&sensor_inst->data_fifo)) in hid_sensor_custom_poll()
H A Dhid-debug.c3712 if (kfifo_is_empty(&list->hid_debug_fifo)) { in hid_debug_events_read()
3716 while (kfifo_is_empty(&list->hid_debug_fifo)) { in hid_debug_events_read()
3769 if (!kfifo_is_empty(&list->hid_debug_fifo)) in hid_debug_events_poll()
/linux/drivers/tty/
H A Dmxser.c910 is_empty = kfifo_is_empty(&info->port.xmit_fifo); in mxser_write()
938 if (kfifo_is_empty(&info->port.xmit_fifo) || tty->flow.stopped || in mxser_flush_chars()
1345 if (!kfifo_is_empty(&info->port.xmit_fifo)) in mxser_start()
1577 if (kfifo_is_empty(&port->port.xmit_fifo) || tty->flow.stopped || in mxser_transmit_chars()
1597 if (kfifo_is_empty(&port->port.xmit_fifo)) in mxser_transmit_chars()
/linux/drivers/crypto/caam/
H A Dcaamrng.c160 if (kfifo_is_empty(&ctx->fifo)) in caam_read()

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