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Searched refs:rx_buf (Results 1 – 25 of 304) sorted by relevance

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/linux/drivers/net/ethernet/sfc/siena/
H A Drx.c44 struct efx_rx_buffer *rx_buf, in efx_rx_packet__check_len() argument
48 unsigned max_len = rx_buf->len - efx->type->rx_buffer_padding; in efx_rx_packet__check_len()
56 rx_buf->flags |= EFX_RX_PKT_DISCARD; in efx_rx_packet__check_len()
68 struct efx_rx_buffer *rx_buf, in efx_rx_mk_skb() argument
84 EFX_WARN_ON_ONCE_PARANOID(rx_buf->len < hdr_len); in efx_rx_mk_skb()
92 if (rx_buf->len > hdr_len) { in efx_rx_mk_skb()
93 rx_buf->page_offset += hdr_len; in efx_rx_mk_skb()
94 rx_buf->len -= hdr_len; in efx_rx_mk_skb()
98 rx_buf->page, rx_buf->page_offset, in efx_rx_mk_skb()
99 rx_buf->len, efx->rx_buffer_truesize); in efx_rx_mk_skb()
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H A Drx_common.c35 struct efx_rx_buffer *rx_buf);
78 struct efx_rx_buffer *rx_buf) in efx_recycle_rx_page() argument
82 struct page *page = rx_buf->page; in efx_recycle_rx_page()
86 if (!(rx_buf->flags & EFX_RX_BUF_LAST_IN_PAGE)) in efx_recycle_rx_page()
105 efx_unmap_rx_buffer(efx, rx_buf); in efx_recycle_rx_page()
106 put_page(rx_buf->page); in efx_recycle_rx_page()
111 struct efx_rx_buffer *rx_buf, in efx_siena_recycle_rx_pages() argument
120 efx_recycle_rx_page(channel, rx_buf); in efx_siena_recycle_rx_pages()
121 rx_buf = efx_rx_buf_next(rx_queue, rx_buf); in efx_siena_recycle_rx_pages()
126 struct efx_rx_buffer *rx_buf, in efx_siena_discard_rx_packet() argument
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H A Drx_common.h49 struct efx_rx_buffer *rx_buf,
52 struct efx_rx_buffer *rx_buf,
61 struct efx_rx_buffer *rx_buf, in efx_sync_rx_buffer() argument
64 dma_sync_single_for_cpu(&efx->pci_dev->dev, rx_buf->dma_addr, len, in efx_sync_rx_buffer()
69 struct efx_rx_buffer *rx_buf,
78 struct efx_rx_buffer *rx_buf,
/linux/drivers/net/ethernet/sfc/falcon/
H A Drx.c76 ef4_rx_buf_next(struct ef4_rx_queue *rx_queue, struct ef4_rx_buffer *rx_buf) in ef4_rx_buf_next() argument
78 if (unlikely(rx_buf == ef4_rx_buffer(rx_queue, rx_queue->ptr_mask))) in ef4_rx_buf_next()
81 return rx_buf + 1; in ef4_rx_buf_next()
85 struct ef4_rx_buffer *rx_buf, in ef4_sync_rx_buffer() argument
88 dma_sync_single_for_cpu(&efx->pci_dev->dev, rx_buf->dma_addr, len, in ef4_sync_rx_buffer()
155 struct ef4_rx_buffer *rx_buf; in ef4_init_rx_buffers() local
192 rx_buf = ef4_rx_buffer(rx_queue, index); in ef4_init_rx_buffers()
193 rx_buf->dma_addr = dma_addr + efx->rx_ip_align; in ef4_init_rx_buffers()
194 rx_buf->page = page; in ef4_init_rx_buffers()
195 rx_buf->page_offset = page_offset + efx->rx_ip_align; in ef4_init_rx_buffers()
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/linux/drivers/net/ethernet/sfc/
H A Drx_common.c75 struct efx_rx_buffer *rx_buf) in efx_recycle_rx_page() argument
79 struct page *page = rx_buf->page; in efx_recycle_rx_page()
83 if (!(rx_buf->flags & EFX_RX_BUF_LAST_IN_PAGE)) in efx_recycle_rx_page()
102 efx_unmap_rx_buffer(efx, rx_buf); in efx_recycle_rx_page()
103 put_page(rx_buf->page); in efx_recycle_rx_page()
108 struct efx_rx_buffer *rx_buf, in efx_recycle_rx_pages() argument
117 efx_recycle_rx_page(channel, rx_buf); in efx_recycle_rx_pages()
118 rx_buf = efx_rx_buf_next(rx_queue, rx_buf); in efx_recycle_rx_pages()
123 struct efx_rx_buffer *rx_buf, in efx_discard_rx_packet() argument
128 efx_recycle_rx_pages(channel, rx_buf, n_frags); in efx_discard_rx_packet()
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H A Drx_common.h49 struct efx_rx_buffer *rx_buf,
52 struct efx_rx_buffer *rx_buf,
65 void efx_unmap_rx_buffer(struct efx_nic *efx, struct efx_rx_buffer *rx_buf);
68 struct efx_rx_buffer *rx_buf, in efx_sync_rx_buffer() argument
71 dma_sync_single_for_cpu(&efx->pci_dev->dev, rx_buf->dma_addr, len, in efx_sync_rx_buffer()
76 struct efx_rx_buffer *rx_buf,
84 efx_rx_packet_gro(struct efx_channel *channel, struct efx_rx_buffer *rx_buf,
/linux/drivers/iio/adc/
H A Dmcp320x.c96 u8 rx_buf[4]; member
134 memset(&adc->rx_buf, 0, sizeof(adc->rx_buf)); in mcp320x_adc_conversion()
145 *val = (adc->rx_buf[0] << 5 | adc->rx_buf[1] >> 3); in mcp320x_adc_conversion()
150 *val = (adc->rx_buf[0] << 2 | adc->rx_buf[1] >> 6); in mcp320x_adc_conversion()
153 *val = (adc->rx_buf[0] << 7 | adc->rx_buf[1] >> 1); in mcp320x_adc_conversion()
158 *val = (adc->rx_buf[0] << 4 | adc->rx_buf[1] >> 4); in mcp320x_adc_conversion()
161 *val = sign_extend32((adc->rx_buf[0] & 0x1f) << 8 in mcp320x_adc_conversion()
162 | adc->rx_buf[1], 12); in mcp320x_adc_conversion()
168 u32 raw = be32_to_cpup((__be32 *)adc->rx_buf); in mcp320x_adc_conversion()
406 adc->transfer[1].rx_buf = adc->rx_buf; in mcp320x_probe()
H A Dti-tlc4541.c45 __be16 rx_buf[8] __aligned(IIO_DMA_MINALIGN);
102 iio_push_to_buffers_with_ts(indio_dev, st->rx_buf, sizeof(st->rx_buf), in tlc4541_trigger_handler()
140 *val = be16_to_cpu(st->rx_buf[0]); in tlc4541_read_raw()
189 st->scan_single_xfer[0].rx_buf = &st->rx_buf[0]; in tlc4541_probe()
193 st->scan_single_xfer[2].rx_buf = &st->rx_buf[0]; in tlc4541_probe()
H A Dti-ads8344.c32 u8 rx_buf[3]; member
94 ret = spi_read(spi, adc->rx_buf, sizeof(adc->rx_buf)); in ads8344_adc_conversion()
98 return adc->rx_buf[0] << 9 | adc->rx_buf[1] << 1 | adc->rx_buf[2] >> 7; in ads8344_adc_conversion()
H A Dad7923.c66 __be16 rx_buf[12] __aligned(IIO_DMA_MINALIGN);
188 st->ring_xfer[i + 1].rx_buf = &st->rx_buf[i]; in ad7923_update_scan_mode()
210 iio_push_to_buffers_with_ts(indio_dev, st->rx_buf, sizeof(st->rx_buf), in ad7923_trigger_handler()
233 return be16_to_cpu(st->rx_buf[0]); in ad7923_scan_direct()
335 st->scan_single_xfer[1].rx_buf = &st->rx_buf[0]; in ad7923_probe()
H A Dad7298.c52 __be16 rx_buf[12] __aligned(IIO_DMA_MINALIGN);
136 st->ring_xfer[i + 2].rx_buf = &st->rx_buf[i]; in ad7298_update_scan_mode()
158 iio_push_to_buffers_with_ts(indio_dev, st->rx_buf, sizeof(st->rx_buf), in ad7298_trigger_handler()
177 return be16_to_cpu(st->rx_buf[0]); in ad7298_scan_direct()
334 st->scan_single_xfer[2].rx_buf = &st->rx_buf[0]; in ad7298_probe()
H A Dti-adc0832.c40 u8 rx_buf[2]; member
125 ret = spi_read(spi, &adc->rx_buf, 2); in adc0831_adc_conversion()
132 return (adc->rx_buf[0] << 2 & 0xff) | (adc->rx_buf[1] >> 6); in adc0831_adc_conversion()
141 .rx_buf = adc->rx_buf, in adc0832_adc_conversion()
166 return adc->rx_buf[1]; in adc0832_adc_conversion()
/linux/drivers/char/tpm/st33zp24/
H A Dspi.c58 u8 rx_buf[ST33ZP24_SPI_BUFFER_SIZE]; member
104 .rx_buf = phy->rx_buf, in st33zp24_spi_send()
125 ret = phy->rx_buf[total_length + phy->latency - 1]; in st33zp24_spi_send()
147 .rx_buf = phy->rx_buf, in st33zp24_spi_read8_reg()
162 ret = phy->rx_buf[total_length + phy->latency - 1]; in st33zp24_spi_read8_reg()
164 memcpy(tpm_data, phy->rx_buf + total_length + phy->latency, in st33zp24_spi_read8_reg()
/linux/drivers/input/rmi4/
H A Drmi_spi.c43 u8 *rx_buf; member
68 tmp = rmi_spi->rx_buf; in rmi_spi_manage_pools()
74 rmi_spi->rx_buf = buf; in rmi_spi_manage_pools()
75 rmi_spi->tx_buf = &rmi_spi->rx_buf[buf_size]; in rmi_spi_manage_pools()
114 int tx_len, u8 *rx_buf, int rx_len) in rmi_spi_xfer() argument
207 if (rx_buf) { in rmi_spi_xfer()
212 xfer->rx_buf = &rmi_spi->rx_buf[i]; in rmi_spi_xfer()
221 xfer->rx_buf = rmi_spi->rx_buf; in rmi_spi_xfer()
233 if (rx_buf) { in rmi_spi_xfer()
234 memcpy(rx_buf, rmi_spi->rx_buf, rx_len); in rmi_spi_xfer()
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/linux/drivers/spi/
H A Dspi-cavium.c40 u8 *rx_buf; in octeon_spi_do_transfer() local
69 rx_buf = xfer->rx_buf; in octeon_spi_do_transfer()
88 if (rx_buf) in octeon_spi_do_transfer()
91 *rx_buf++ = (u8)v; in octeon_spi_do_transfer()
116 if (rx_buf) in octeon_spi_do_transfer()
119 *rx_buf++ = (u8)v; in octeon_spi_do_transfer()
H A Dspidev.c124 .rx_buf = spidev->rx_buffer, in spidev_sync_read()
213 u8 *tx_buf, *rx_buf; in spidev_message() local
226 rx_buf = spidev->rx_buffer; in spidev_message()
251 if (u_tmp->rx_buf) { in spidev_message()
258 k_tmp->rx_buf = rx_buf; in spidev_message()
259 rx_buf += len_aligned; in spidev_message()
291 k_tmp->rx_buf ? "rx " : "", in spidev_message()
310 if (u_tmp->rx_buf) { in spidev_message()
312 (uintptr_t) u_tmp->rx_buf, k_tmp->rx_buf, in spidev_message()
541 ioc[n].rx_buf = (uintptr_t) compat_ptr(ioc[n].rx_buf); in spidev_compat_ioc_message()
/linux/include/trace/events/
H A Dspi.h177 (xfer->rx_buf && xfer->rx_buf != msg->spi->controller->dummy_rx)
190 __dynamic_array(u8, rx_buf,
209 memcpy(__get_dynamic_array(rx_buf),
210 xfer->rx_buf, __get_dynamic_array_len(rx_buf));
217 __get_dynamic_array_len(rx_buf), __get_dynamic_array(rx_buf))
/linux/drivers/misc/mei/
H A Dvsc-tp.c76 struct vsc_tp_packet *rx_buf; member
156 .rx_buf = ibuf, in vsc_tp_dev_xfer()
170 u8 *src, *crc_src, *rx_buf = (u8 *)tp->rx_buf; in vsc_tp_xfer_helper() local
178 ret = vsc_tp_dev_xfer(tp, pkt, rx_buf, next_xfer_len); in vsc_tp_xfer_helper()
184 src = rx_buf; in vsc_tp_xfer_helper()
187 src = memchr(rx_buf, VSC_TP_PACKET_SYNC, next_xfer_len); in vsc_tp_xfer_helper()
191 src_len = next_xfer_len - (src - rx_buf); in vsc_tp_xfer_helper()
341 ret = vsc_tp_dev_xfer(tp, tp->tx_buf, ibuf ? tp->rx_buf : NULL, len); in vsc_tp_rom_xfer()
346 be32_to_cpu_array(ibuf, (__be32 *)tp->rx_buf, words); in vsc_tp_rom_xfer()
475 tp->rx_buf = devm_kzalloc(dev, sizeof(*tp->rx_buf), GFP_KERNEL); in vsc_tp_probe()
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/linux/drivers/hwmon/
H A Dadcxx.c54 u8 rx_buf[2]; in adcxx_show() local
62 status = spi_read(spi, rx_buf, sizeof(rx_buf)); in adcxx_show()
66 rx_buf, sizeof(rx_buf)); in adcxx_show()
74 value = (rx_buf[0] << 8) + rx_buf[1]; in adcxx_show()
/linux/drivers/gpu/drm/bridge/adv7511/
H A Dadv7511_cec.c89 static void adv7511_cec_rx(struct adv7511 *adv7511, int rx_buf) in adv7511_cec_rx() argument
98 ADV7511_REG_CEC_RX_FRAME_LEN[rx_buf] + offset, &len)) in adv7511_cec_rx()
111 i + ADV7511_REG_CEC_RX_FRAME_HDR[rx_buf] + offset, in adv7511_cec_rx()
118 ADV7511_REG_CEC_RX_BUFFERS + offset, BIT(rx_buf), in adv7511_cec_rx()
119 BIT(rx_buf)); in adv7511_cec_rx()
121 ADV7511_REG_CEC_RX_BUFFERS + offset, BIT(rx_buf), 0); in adv7511_cec_rx()
175 int rx_buf = rx_order[i]; in adv7511_cec_irq_process() local
177 if (rx_buf < 0) in adv7511_cec_irq_process()
180 adv7511_cec_rx(adv7511, rx_buf); in adv7511_cec_irq_process()
/linux/drivers/net/wireless/ath/ath9k/
H A Dhif_usb.c690 struct rx_buf *rx_buf = urb->context; in ath9k_hif_usb_rx_cb() local
691 struct hif_device_usb *hif_dev = rx_buf->hif_dev; in ath9k_hif_usb_rx_cb()
692 struct sk_buff *skb = rx_buf->skb; in ath9k_hif_usb_rx_cb()
731 kfree(rx_buf); in ath9k_hif_usb_rx_cb()
736 struct rx_buf *rx_buf = urb->context; in ath9k_hif_usb_reg_in_cb() local
737 struct hif_device_usb *hif_dev = rx_buf->hif_dev; in ath9k_hif_usb_reg_in_cb()
738 struct sk_buff *skb = rx_buf->skb; in ath9k_hif_usb_reg_in_cb()
779 rx_buf->skb = skb; in ath9k_hif_usb_reg_in_cb()
785 ath9k_hif_usb_reg_in_cb, rx_buf, 1); in ath9k_hif_usb_reg_in_cb()
800 kfree(rx_buf); in ath9k_hif_usb_reg_in_cb()
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/linux/drivers/net/ethernet/asix/
H A Dax88796c_spi.c54 xfer->rx_buf = NULL; in axspi_read_rxq()
60 xfer->rx_buf = data; in axspi_read_rxq()
88 ax_spi->rx_buf, 2); in axspi_read_reg()
95 le16_to_cpus((u16 *)ax_spi->rx_buf); in axspi_read_reg()
97 return *(u16 *)ax_spi->rx_buf; in axspi_read_reg()
/linux/drivers/net/ethernet/
H A Dec_bhf.c138 struct bhf_dma rx_buf; member
201 iowrite32(FIFO_RX_ADDR_VALID | ((u8 *)(desc) - priv->rx_buf.buf), in ec_bhf_add_rx_desc()
373 priv->rx_dcount = priv->rx_buf.len / sizeof(struct rx_desc); in ec_bhf_setup_rx_descs()
374 priv->rx_descs = (struct rx_desc *)priv->rx_buf.buf; in ec_bhf_setup_rx_descs()
382 next = (u8 *)(desc + 1) - priv->rx_buf.buf; in ec_bhf_setup_rx_descs()
400 err = ec_bhf_alloc_dma_mem(priv, &priv->rx_buf, priv->rx_dma_chan, in ec_bhf_open()
425 dma_free_coherent(dev, priv->rx_buf.alloc_len, priv->rx_buf.alloc, in ec_bhf_open()
426 priv->rx_buf.alloc_phys); in ec_bhf_open()
444 dma_free_coherent(dev, priv->rx_buf.alloc_len, in ec_bhf_stop()
445 priv->rx_buf.alloc, priv->rx_buf.alloc_phys); in ec_bhf_stop()
/linux/net/sunrpc/xprtrdma/
H A Dverbs.c188 rpcrdma_rep_put(&r_xprt->rx_buf, rep); in rpcrdma_wc_receive()
409 r_xprt->rx_buf.rb_max_requests = cpu_to_be32(ep->re_max_requests); in rpcrdma_ep_create()
603 struct rpcrdma_buffer *buf = &r_xprt->rx_buf; in rpcrdma_sendctxs_destroy()
632 struct rpcrdma_buffer *buf = &r_xprt->rx_buf; in rpcrdma_sendctxs_create()
685 struct rpcrdma_buffer *buf = &r_xprt->rx_buf; in rpcrdma_sendctx_get_locked()
727 struct rpcrdma_buffer *buf = &r_xprt->rx_buf; in rpcrdma_sendctx_put_locked()
751 struct rpcrdma_buffer *buf = &r_xprt->rx_buf; in rpcrdma_mrs_create()
788 rx_buf); in rpcrdma_mr_refresh_worker()
801 struct rpcrdma_buffer *buf = &r_xprt->rx_buf; in rpcrdma_mrs_refresh()
822 struct rpcrdma_buffer *buffer = &r_xprt->rx_buf; in rpcrdma_req_create()
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/linux/drivers/media/dvb-frontends/
H A Dmxl692.c452 u8 rx_buf[MXL_EAGLE_MAX_I2C_PACKET_SIZE] = {}; in mxl692_i2c_writeread() local
494 rx_header = (struct MXL_EAGLE_HOST_MSG_HEADER_T *)rx_buf; in mxl692_i2c_writeread()
497 status = mxl692_opread(dev, rx_buf, in mxl692_i2c_writeread()
536 resp_checksum_tmp = mxl692_checksum(rx_buf, in mxl692_i2c_writeread()
547 mxl692_rx_swap(rx_header->opcode, rx_buf); in mxl692_i2c_writeread()
555 memcpy(rx_payload, rx_buf + MXL_EAGLE_HOST_MSG_HEADER_SIZE, in mxl692_i2c_writeread()
571 u8 rx_buf[MXL_EAGLE_MAX_I2C_PACKET_SIZE] = {}; in mxl692_fwdownload() local
605 dev_status = (struct MXL_EAGLE_DEV_STATUS_T *)&rx_buf; in mxl692_fwdownload()
1115 u8 rx_buf[MXL_EAGLE_MAX_I2C_PACKET_SIZE] = {}; in mxl692_read_snr() local
1125 atsc_status = (struct MXL_EAGLE_ATSC_DEMOD_STATUS_T *)&rx_buf; in mxl692_read_snr()
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