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Searched refs:kfifo_len (Results 1 – 25 of 45) sorted by relevance

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/OK3568_Linux_fs/kernel/samples/kfifo/
H A Ddma-example.c45 printk(KERN_INFO "queue len: %u\n", kfifo_len(&fifo)); in example_init()
121 ret = kfifo_len(&fifo); in example_init()
122 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()
/OK3568_Linux_fs/kernel/include/linux/
H A Dkfifo.h233 #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) : \
/OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/rkwifi/bcmdhd/
H A Ddhd_linux_wq.c67 #define kfifo_avail(fifo) (fifo->size - kfifo_len(fifo))
73 ((fifo) && (kfifo_len(fifo) >= DEFRD_EVT_SIZE))
/OK3568_Linux_fs/external/rkwifibt/drivers/bcmdhd/
H A Ddhd_linux_wq.c67 #define kfifo_avail(fifo) (fifo->size - kfifo_len(fifo))
73 ((fifo) && (kfifo_len(fifo) >= DEFRD_EVT_SIZE))
/OK3568_Linux_fs/kernel/drivers/tty/serial/
H A Difx6x60.c447 queue_length = kfifo_len(&ifx_dev->tx_fifo); in ifx_spi_prepare_tx_buffer()
515 return IFX_SPI_FIFO_SIZE - kfifo_len(&ifx_dev->tx_fifo); in ifx_spi_write_room()
528 return kfifo_len(&ifx_dev->tx_fifo); in ifx_spi_chars_in_buffer()
691 queue_length = kfifo_len(&ifx_dev->tx_fifo); in ifx_spi_complete()
H A Dkgdb_nmi.c200 !kfifo_len(&priv->fifo))) in kgdb_nmi_tty_receiver()
/OK3568_Linux_fs/kernel/sound/usb/line6/
H A Ddriver.c569 while (kfifo_len(&line6->messages.fifo) == 0) { in line6_hwdep_read()
577 kfifo_len(&line6->messages.fifo) != 0); in line6_hwdep_read()
631 rv = kfifo_len(&line6->messages.fifo) == 0 ? 0 : EPOLLIN | EPOLLRDNORM; in line6_hwdep_poll()
/OK3568_Linux_fs/kernel/drivers/mmc/core/
H A Dsdio_uart.c441 if (tty == NULL || !kfifo_len(xmit) || in sdio_uart_transmit_chars()
454 len = kfifo_len(xmit); in sdio_uart_transmit_chars()
803 return FIFO_SIZE - kfifo_len(&port->xmit_fifo); in sdio_uart_write_room()
809 return kfifo_len(&port->xmit_fifo); in sdio_uart_chars_in_buffer()
/OK3568_Linux_fs/kernel/drivers/usb/serial/
H A Doti6858.c280 count = kfifo_len(&port->write_fifo); in send_data()
388 chars = kfifo_len(&port->write_fifo); in oti6858_chars_in_buffer()
741 count = kfifo_len(&port->write_fifo); in oti6858_read_int_callback()
H A Dgeneric.c166 if (!port->write_urbs_free || !kfifo_len(&port->write_fifo)) { in usb_serial_generic_write_start()
260 chars = kfifo_len(&port->write_fifo) + port->tx_bytes; in usb_serial_generic_chars_in_buffer()
/OK3568_Linux_fs/kernel/drivers/soc/rockchip/fiq_debugger/
H A Drk_fiq_debugger.c241 return (TTY_FIFO_SIZE - kfifo_len(&tty_fifo)); in write_room()
405 if (kfifo_len(&fifo) + count <= FIFO_SIZE) in console_write()
426 if (kfifo_len(&tty_fifo) + count <= TTY_FIFO_SIZE) in tty_write()
/OK3568_Linux_fs/kernel/drivers/usb/host/
H A Dxhci-dbgtty.c32 len = kfifo_len(&port->write_fifo); in dbc_send_packet()
263 chars = kfifo_len(&port->write_fifo); in dbc_tty_chars_in_buffer()
/OK3568_Linux_fs/kernel/drivers/usb/gadget/function/
H A Du_serial.c207 len = kfifo_len(&port->port_write_buf); in gs_send_packet()
663 cond = p->port_usb == NULL || !kfifo_len(&p->port_write_buf) || in gs_close_flush_done()
695 if (kfifo_len(&port->port_write_buf) > 0 && gser) { in gs_close()
801 chars = kfifo_len(&port->port_write_buf); in gs_chars_in_buffer()
/OK3568_Linux_fs/kernel/drivers/iio/buffer/
H A Dkfifo_buf.c126 samples = kfifo_len(&kf->kf); in iio_kfifo_buf_data_available()
/OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/rkwifi/bcmdhd_indep_power/
H A Ddhd_linux_wq.c69 ((fifo) && (kfifo_len(fifo) >= DEFRD_EVT_SIZE))
/OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/infineon/bcmdhd/
H A Ddhd_linux_wq.c70 ((fifo) && (kfifo_len(fifo) >= DEFRD_EVT_SIZE))
/OK3568_Linux_fs/external/rkwifibt/drivers/infineon/
H A Ddhd_linux_wq.c70 ((fifo) && (kfifo_len(fifo) >= DEFRD_EVT_SIZE))
/OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/
H A Ddhd_linux_wq.c70 ((fifo) && (kfifo_len(fifo) >= DEFRD_EVT_SIZE))
/OK3568_Linux_fs/kernel/drivers/gpu/drm/amd/amdkfd/
H A Dkfd_smi_events.c92 to_copy = kfifo_len(&client->fifo); in kfd_smi_ev_read()
/OK3568_Linux_fs/kernel/drivers/char/
H A Dsonypi.c904 if ((kfifo_len(&sonypi_device.fifo) == 0) && in sonypi_misc_read()
909 kfifo_len(&sonypi_device.fifo) != 0); in sonypi_misc_read()
932 if (kfifo_len(&sonypi_device.fifo)) in sonypi_misc_poll()
/OK3568_Linux_fs/kernel/drivers/media/platform/coda/
H A Dcoda.h333 return kfifo_len(&ctx->bitstream_fifo); in coda_get_bitstream_payload()
/OK3568_Linux_fs/kernel/drivers/media/pci/meye/
H A Dmeye.c1309 if (kfifo_len(&meye.doneq) == 0 && file->f_flags & O_NONBLOCK) { in vidioc_dqbuf()
1315 kfifo_len(&meye.doneq) != 0) < 0) { in vidioc_dqbuf()
1415 if (kfifo_len(&meye.doneq)) in meye_poll()

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