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Searched refs:fifo_count (Results 1 – 15 of 15) sorted by relevance

/linux-4.1.27/drivers/iio/imu/inv_mpu6050/
Dinv_mpu_ring.c128 u16 fifo_count; in inv_mpu6050_read_fifo() local
151 fifo_count = be16_to_cpup((__be16 *)(&data[0])); in inv_mpu6050_read_fifo()
152 if (fifo_count < bytes_per_datum) in inv_mpu6050_read_fifo()
155 if (fifo_count & 1) in inv_mpu6050_read_fifo()
157 if (fifo_count > INV_MPU6050_FIFO_THRESHOLD) in inv_mpu6050_read_fifo()
161 fifo_count / bytes_per_datum + INV_MPU6050_TIME_STAMP_TOR) in inv_mpu6050_read_fifo()
163 while (fifo_count >= bytes_per_datum) { in inv_mpu6050_read_fifo()
179 fifo_count -= bytes_per_datum; in inv_mpu6050_read_fifo()
/linux-4.1.27/drivers/scsi/
Dsun3_scsi.c255 dregs->fifo_count = 0; in sun3scsi_dma_setup()
278 dregs->fifo_count = 0; in sun3scsi_dma_setup()
281 dregs->fifo_count = count; in sun3scsi_dma_setup()
289 if(dregs->fifo_count != count) { in sun3scsi_dma_setup()
291 default_instance->host_no, dregs->fifo_count, in sun3scsi_dma_setup()
369 dregs->fifo_count = (sun3_dma_orig_count & 0xffff); in sun3scsi_dma_start()
393 fifo = dregs->fifo_count; in sun3scsi_dma_finish()
442 fifo = dregs->fifo_count; in sun3scsi_dma_finish()
469 dregs->fifo_count = 0; in sun3scsi_dma_finish()
476 dregs->fifo_count = 0; in sun3scsi_dma_finish()
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Dmesh.c314 (mr->bus_status1 << 8) + mr->bus_status0, mr->fifo_count, in mesh_dump_regs()
317 while(in_8(&mr->fifo_count)) in mesh_dump_regs()
445 MKWORD(mr->interrupt, mr->exception, mr->error, mr->fifo_count)); in mesh_start_cmd()
458 mr->error, mr->fifo_count)); in mesh_start_cmd()
465 mr->error, mr->fifo_count)); in mesh_start_cmd()
503 mr->error, mr->fifo_count)); in mesh_start_cmd()
509 mr->error, mr->fifo_count)); in mesh_start_cmd()
520 MKWORD(mr->interrupt, mr->exception, mr->error, mr->fifo_count)); in mesh_start_cmd()
525 MKWORD(mr->interrupt, mr->exception, mr->error, mr->fifo_count)); in mesh_start_cmd()
536 MKWORD(mr->interrupt, mr->exception, mr->error, mr->fifo_count)); in mesh_start_cmd()
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Dsun3_scsi.h32 unsigned short fifo_count; member
Dmesh.h27 unsigned char fifo_count; member
/linux-4.1.27/sound/drivers/
Dserial-u16550.c144 short int fifo_count; /* used in uart16550 */ member
195 uart->fifo_count++; in snd_uart16550_buffer_output()
254 uart->fifo_count = 0; in snd_uart16550_io_loop()
259 while (uart->fifo_count == 0 && (status & UART_MSR_CTS) && in snd_uart16550_io_loop()
266 while (uart->fifo_count < uart->fifo_limit /* Can we write ? */ in snd_uart16550_io_loop()
381 uart->fifo_count = 0; in snd_uart16550_do_open()
618 (uart->fifo_count == 0 /* FIFO empty? */ in snd_uart16550_output_byte()
624 uart->fifo_count = 1; in snd_uart16550_output_byte()
627 if (uart->fifo_count < uart->fifo_limit) { in snd_uart16550_output_byte()
628 uart->fifo_count++; in snd_uart16550_output_byte()
/linux-4.1.27/drivers/usb/musb/
Dmusb_gadget.c262 u16 fifo_count = 0, csr; in txstate() local
284 fifo_count = min(max_ep_writesize(musb, musb_ep), in txstate()
300 epnum, musb_ep->packet_sz, fifo_count, in txstate()
421 musb_write_fifo(musb_ep->hw_ep, fifo_count, in txstate()
423 request->actual += fifo_count; in txstate()
434 fifo_count, in txstate()
567 u16 fifo_count; in rxstate() local
577 fifo_count = musb_ep->packet_sz; in rxstate()
626 fifo_count = musb_readw(epio, MUSB_RXCOUNT); in rxstate()
634 if (request->short_not_ok && fifo_count == musb_ep->packet_sz) in rxstate()
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Dmusb_gadget_ep0.c549 u8 fifo_count; in ep0_txstate() local
561 fifo_count = min((unsigned) MUSB_EP0_FIFOSIZE, in ep0_txstate()
563 musb_write_fifo(&musb->endpoints[0], fifo_count, fifo_src); in ep0_txstate()
564 request->actual += fifo_count; in ep0_txstate()
567 if (fifo_count < MUSB_MAX_END0_PACKET in ep0_txstate()
Dmusb_host.c1012 u16 fifo_count = 0; in musb_h_ep0_continue() local
1020 fifo_count = min_t(size_t, len, urb->transfer_buffer_length - in musb_h_ep0_continue()
1022 if (fifo_count < len) in musb_h_ep0_continue()
1025 musb_read_fifo(hw_ep, fifo_count, fifo_dest); in musb_h_ep0_continue()
1027 urb->actual_length += fifo_count; in musb_h_ep0_continue()
1054 fifo_count = min_t(size_t, qh->maxpacket, in musb_h_ep0_continue()
1057 if (fifo_count) { in musb_h_ep0_continue()
1061 fifo_count, in musb_h_ep0_continue()
1062 (fifo_count == 1) ? "" : "s", in musb_h_ep0_continue()
1064 musb_write_fifo(hw_ep, fifo_count, fifo_dest); in musb_h_ep0_continue()
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/linux-4.1.27/drivers/usb/gadget/udc/
Ds3c2410_udc.c430 int fifo_count = 0; in s3c2410_udc_read_fifo() local
468 fifo_count = s3c2410_udc_fifo_count_out(); in s3c2410_udc_read_fifo()
469 dprintk(DEBUG_NORMAL, "%s fifo count : %d\n", __func__, fifo_count); in s3c2410_udc_read_fifo()
471 if (fifo_count > ep->ep.maxpacket) in s3c2410_udc_read_fifo()
474 avail = fifo_count; in s3c2410_udc_read_fifo()
476 fifo_count = s3c2410_udc_read_packet(fifo_reg, buf, req, avail); in s3c2410_udc_read_fifo()
481 if (idx != 0 && fifo_count < ep->ep.maxpacket) { in s3c2410_udc_read_fifo()
484 if (fifo_count != avail) in s3c2410_udc_read_fifo()
491 fifo_count = s3c2410_udc_fifo_count_out(); in s3c2410_udc_read_fifo()
496 __func__, fifo_count, is_last); in s3c2410_udc_read_fifo()
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/linux-4.1.27/drivers/char/pcmcia/
Dsynclink_cs.c833 unsigned char fifo_count, read_count, i; in rx_ready_hdlc() local
853 fifo_count = (unsigned char)(read_reg(info, CHA+RBCL) & 0x1f); in rx_ready_hdlc()
854 if (fifo_count == 0) in rx_ready_hdlc()
855 fifo_count = 32; in rx_ready_hdlc()
857 fifo_count = 32; in rx_ready_hdlc()
860 if (fifo_count == 1) { in rx_ready_hdlc()
867 fifo_count -= read_count; in rx_ready_hdlc()
868 if (!fifo_count && eom) in rx_ready_hdlc()
881 } while (fifo_count); in rx_ready_hdlc()
897 int fifo_count; in rx_ready_async() local
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/linux-4.1.27/drivers/gpu/drm/i915/
Dintel_uncore.c228 dev_priv->uncore.fifo_count = fifo_free_entries(dev_priv); in __gen6_gt_wait_for_fifo()
230 if (dev_priv->uncore.fifo_count < GT_FIFO_NUM_RESERVED_ENTRIES) { in __gen6_gt_wait_for_fifo()
240 dev_priv->uncore.fifo_count = fifo; in __gen6_gt_wait_for_fifo()
242 dev_priv->uncore.fifo_count--; in __gen6_gt_wait_for_fifo()
323 dev_priv->uncore.fifo_count = in intel_uncore_forcewake_reset()
Di915_drv.h642 unsigned fifo_count; member
/linux-4.1.27/drivers/net/ethernet/smsc/
Dsmc911x.c347 unsigned int fifo_count, timeout, reg; in smc911x_drop_pkt() local
351 fifo_count = SMC_GET_RX_FIFO_INF(lp) & 0xFFFF; in smc911x_drop_pkt()
352 if (fifo_count <= 4) { in smc911x_drop_pkt()
354 while (fifo_count--) in smc911x_drop_pkt()
/linux-4.1.27/drivers/mmc/host/
Ds3cmci.c346 static inline u32 fifo_count(struct s3cmci_host *host) in fifo_count() function
433 while ((fifo = fifo_count(host))) { in do_pio_read()