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Searched refs:kfifo_is_empty (Results 1 – 25 of 37) sorted by relevance

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/openbmc/linux/drivers/media/rc/
H A Dlirc_dev.c592 !kfifo_is_empty(&fh->scancodes)) in lirc_poll()
596 !kfifo_is_empty(&fh->rawir)) in lirc_poll()
615 if (kfifo_is_empty(&fh->rawir)) { in lirc_read_mode2()
620 !kfifo_is_empty(&fh->rawir) || in lirc_read_mode2()
654 if (kfifo_is_empty(&fh->scancodes)) { in lirc_read_scancode()
659 !kfifo_is_empty(&fh->scancodes) || in lirc_read_scancode()
/openbmc/linux/drivers/tty/hvc/
H A Dhvc_dcc.c184 if (smp_processor_id() || (!kfifo_is_empty(&outbuf))) { in hvc_dcc0_put_chars()
224 if (smp_processor_id() || (!kfifo_is_empty(&inbuf))) { in hvc_dcc0_get_chars()
/openbmc/linux/include/linux/
H A Dkfifo.h243 #define kfifo_is_empty(fifo) \ macro
260 __ret = kfifo_is_empty(fifo); \
275 __ret = kfifo_is_empty(fifo); \
454 __ret = !kfifo_is_empty(__tmp); \
493 __ret = !kfifo_is_empty(__tmp); \
/openbmc/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()
/openbmc/linux/drivers/soc/aspeed/
H A Daspeed-lpc-snoop.c87 if (kfifo_is_empty(&chan->fifo)) { in snoop_file_read()
91 !kfifo_is_empty(&chan->fifo)); in snoop_file_read()
108 return !kfifo_is_empty(&chan->fifo) ? EPOLLIN : 0; in snoop_file_poll()
/openbmc/linux/drivers/memstick/host/
H A Dr592.c327 if (!kfifo_is_empty(&dev->pio_fifo)) { in r592_write_fifo_pio()
342 WARN_ON(!kfifo_is_empty(&dev->pio_fifo)); in r592_write_fifo_pio()
362 if (kfifo_is_empty(&dev->pio_fifo)) in r592_flush_fifo_write()
382 if (!kfifo_is_empty(&dev->pio_fifo)) { in r592_read_fifo_pio()
388 if (!kfifo_is_empty(&dev->pio_fifo)) in r592_read_fifo_pio()
/openbmc/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()
797 while (!kfifo_is_empty(&rt2x00dev->txstatus_fifo) || in rt2800mmio_work_txdone()
823 if (!kfifo_is_empty(&rt2x00dev->txstatus_fifo)) in rt2800mmio_tx_sta_fifo_timeout()
/openbmc/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()
/openbmc/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()
/openbmc/linux/samples/kfifo/
H A Drecord-example.c102 while (!kfifo_is_empty(&test)) { in testfunc()
/openbmc/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()
/openbmc/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()
/openbmc/linux/drivers/hid/
H A Dhid-debug.c1160 if (kfifo_is_empty(&list->hid_debug_fifo)) { in hid_debug_events_read()
1164 while (kfifo_is_empty(&list->hid_debug_fifo)) { in hid_debug_events_read()
1217 if (!kfifo_is_empty(&list->hid_debug_fifo)) in hid_debug_events_poll()
H A Dhid-sensor-custom.c654 if (kfifo_is_empty(&sensor_inst->data_fifo)) { in hid_sensor_custom_read()
659 !kfifo_is_empty(&sensor_inst->data_fifo)); in hid_sensor_custom_read()
709 if (!kfifo_is_empty(&sensor_inst->data_fifo)) in hid_sensor_custom_poll()
/openbmc/linux/drivers/tty/
H A Dmxser.c913 is_empty = kfifo_is_empty(&info->port.xmit_fifo); in mxser_write()
941 if (kfifo_is_empty(&info->port.xmit_fifo) || tty->flow.stopped || in mxser_flush_chars()
1348 if (!kfifo_is_empty(&info->port.xmit_fifo)) in mxser_start()
1580 if (kfifo_is_empty(&port->port.xmit_fifo) || tty->flow.stopped || in mxser_transmit_chars()
1600 if (kfifo_is_empty(&port->port.xmit_fifo)) in mxser_transmit_chars()
/openbmc/linux/drivers/crypto/caam/
H A Dcaamrng.c160 if (kfifo_is_empty(&ctx->fifo)) in caam_read()
/openbmc/linux/drivers/gpio/
H A Dgpiolib-cdev.c1701 if (kfifo_is_empty(&lr->events)) { in linereq_read_unlocked()
1713 !kfifo_is_empty(&lr->events)); in linereq_read_unlocked()
2072 if (kfifo_is_empty(&le->events)) { in lineevent_read_unlocked()
2084 !kfifo_is_empty(&le->events)); in lineevent_read_unlocked()
2807 if (kfifo_is_empty(&cdev->events)) { in lineinfo_watch_read_unlocked()
2819 !kfifo_is_empty(&cdev->events)); in lineinfo_watch_read_unlocked()
/openbmc/linux/drivers/media/radio/
H A Dradio-si476x.c1095 if (kfifo_is_empty(&radio->core->rds_fifo)) { in si476x_radio_fops_read()
1100 (!kfifo_is_empty(&radio->core->rds_fifo) || in si476x_radio_fops_read()
1138 if (!kfifo_is_empty(&radio->core->rds_fifo)) in si476x_radio_fops_poll()
/openbmc/linux/drivers/gpu/drm/amd/amdkfd/
H A Dkfd_smi_events.c73 if (!kfifo_is_empty(&client->fifo)) in kfd_smi_ev_poll()
/openbmc/linux/drivers/net/ieee802154/
H A Dca8210.c2534 if (kfifo_is_empty(&priv->test.up_fifo)) in ca8210_test_int_user_read()
2540 !kfifo_is_empty(&priv->test.up_fifo) in ca8210_test_int_user_read()
2618 if (!kfifo_is_empty(&priv->test.up_fifo)) in ca8210_test_int_poll()
2622 !kfifo_is_empty(&priv->test.up_fifo))) { in ca8210_test_int_poll()
/openbmc/linux/sound/soc/intel/avs/
H A Ddebugfs.c219 if (kfifo_is_empty(fifo)) { in strace_read()
/openbmc/linux/drivers/input/rmi4/
H A Drmi_driver.c211 if (!kfifo_is_empty(&drvdata->attn_fifo)) in rmi_irq_fn()
935 while (!kfifo_is_empty(&data->attn_fifo)) { in rmi_disable_irq()
/openbmc/linux/drivers/crypto/hisilicon/sec/
H A Dsec_algs.c402 (kfifo_is_empty(&queue->softqueue) && in sec_send_request()
485 !kfifo_is_empty(&ctx->queue->softqueue) && in sec_skcipher_alg_callback()
/openbmc/linux/drivers/staging/pi433/
H A Dpi433_if.c572 (!kfifo_is_empty(&device->tx_fifo) || in pi433_tx_thread()
750 if (kfifo_is_empty(&device->tx_fifo)) { in pi433_tx_thread()

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