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Searched refs:tx_buf (Results 1 – 25 of 311) sorted by relevance

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/linux/drivers/net/ethernet/intel/ice/
H A Dice_txrx_lib.c244 ice_clean_xdp_tx_buf(struct device *dev, struct ice_tx_buf *tx_buf, in ice_clean_xdp_tx_buf() argument
247 dma_unmap_single(dev, dma_unmap_addr(tx_buf, dma), in ice_clean_xdp_tx_buf()
248 dma_unmap_len(tx_buf, len), DMA_TO_DEVICE); in ice_clean_xdp_tx_buf()
249 dma_unmap_len_set(tx_buf, len, 0); in ice_clean_xdp_tx_buf()
251 switch (tx_buf->type) { in ice_clean_xdp_tx_buf()
253 page_frag_free(tx_buf->raw_buf); in ice_clean_xdp_tx_buf()
256 xdp_return_frame_bulk(tx_buf->xdpf, bq); in ice_clean_xdp_tx_buf()
260 tx_buf->type = ICE_TX_BUF_EMPTY; in ice_clean_xdp_tx_buf()
280 idx = xdp_ring->tx_buf[ntc].rs_idx; in ice_clean_xdp_irq()
298 struct ice_tx_buf *tx_buf = &xdp_ring->tx_buf[ntc]; in ice_clean_xdp_irq() local
[all …]
H A Dice_txrx.c36 struct ice_tx_buf *tx_buf, *first; in ice_prgm_fdir_fltr() local
68 first = &tx_ring->tx_buf[i]; in ice_prgm_fdir_fltr()
75 tx_buf = &tx_ring->tx_buf[i]; in ice_prgm_fdir_fltr()
80 memset(tx_buf, 0, sizeof(*tx_buf)); in ice_prgm_fdir_fltr()
81 dma_unmap_len_set(tx_buf, len, ICE_FDIR_MAX_RAW_PKT_SIZE); in ice_prgm_fdir_fltr()
82 dma_unmap_addr_set(tx_buf, dma, dma); in ice_prgm_fdir_fltr()
88 tx_buf->type = ICE_TX_BUF_DUMMY; in ice_prgm_fdir_fltr()
89 tx_buf->raw_buf = raw_packet; in ice_prgm_fdir_fltr()
113 ice_unmap_and_free_tx_buf(struct ice_tx_ring *ring, struct ice_tx_buf *tx_buf) in ice_unmap_and_free_tx_buf() argument
115 if (dma_unmap_len(tx_buf, len)) in ice_unmap_and_free_tx_buf()
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/linux/drivers/spi/
H A Dspi-loopback-test.c96 .tx_buf = TX(0),
110 .tx_buf = TX(PAGE_SIZE - 4),
123 .tx_buf = TX(0),
148 .tx_buf = TX(0),
152 .tx_buf = TX(SPI_TEST_MAX_SIZE_HALF),
165 .tx_buf = TX(64),
169 .tx_buf = TX(0),
183 .tx_buf = TX(0),
186 .tx_buf = TX(64),
199 .tx_buf = TX(0),
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H A Dspi-cavium.c39 const u8 *tx_buf; in octeon_spi_do_transfer() local
68 tx_buf = xfer->tx_buf; in octeon_spi_do_transfer()
74 if (tx_buf) in octeon_spi_do_transfer()
75 d = *tx_buf++; in octeon_spi_do_transfer()
83 mpi_tx.s.txnum = tx_buf ? OCTEON_SPI_MAX_BYTES : 0; in octeon_spi_do_transfer()
98 if (tx_buf) in octeon_spi_do_transfer()
99 d = *tx_buf++; in octeon_spi_do_transfer()
111 mpi_tx.s.txnum = tx_buf ? len : 0; in octeon_spi_do_transfer()
H A Dspi-xlp.c92 const u8 *tx_buf; /* tx data buffer */ member
213 tx_data |= xspi->tx_buf[i] << (j * 8); in xlp_spi_fill_txfifo()
217 xspi->tx_buf += nbytes; in xlp_spi_fill_txfifo()
259 if (xspi->tx_buf) in xlp_spi_send_cmd()
270 const unsigned char *tx_buf, in xlp_spi_xfer_block() argument
276 xs->tx_buf = tx_buf; in xlp_spi_xfer_block()
278 xs->tx_len = (xs->tx_buf == NULL) ? 0 : xfer_len; in xlp_spi_xfer_block()
323 const unsigned char *tx_buf; in xlp_spi_txrx_bufs() local
325 tx_buf = t->tx_buf; in xlp_spi_txrx_bufs()
330 sz = xlp_spi_xfer_block(xs, tx_buf, rx_buf, in xlp_spi_txrx_bufs()
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H A Dspi-realtek-rtl.c98 const void *tx_buf; in transfer_one() local
101 tx_buf = xfer->tx_buf; in transfer_one()
104 if (tx_buf) { in transfer_one()
106 send4(rtspi, tx_buf); in transfer_one()
107 tx_buf += 4; in transfer_one()
111 send1(rtspi, tx_buf); in transfer_one()
112 tx_buf++; in transfer_one()
H A Dspi-clps711x.c30 u8 *tx_buf; member
59 hw->tx_buf = (u8 *)xfer->tx_buf; in spi_clps711x_transfer_one()
63 data = hw->tx_buf ? *hw->tx_buf++ : 0; in spi_clps711x_transfer_one()
82 data = hw->tx_buf ? *hw->tx_buf++ : 0; in spi_clps711x_isr()
H A Dspi-armada-3700.c108 const u8 *tx_buf; member
429 a3700_spi->tx_buf = xfer->tx_buf; in a3700_spi_transfer_setup()
456 if (a3700_spi->tx_buf) { in a3700_spi_header_set()
477 val = (val << 8) | a3700_spi->tx_buf[0]; in a3700_spi_header_set()
478 a3700_spi->tx_buf++; in a3700_spi_header_set()
498 val = *(u32 *)a3700_spi->tx_buf; in a3700_spi_fifo_write()
501 a3700_spi->tx_buf += 4; in a3700_spi_fifo_write()
606 if (xfer->tx_buf) in a3700_spi_transfer_one_fifo()
633 } else if (xfer->tx_buf) { in a3700_spi_transfer_one_fifo()
649 if (a3700_spi->tx_buf) { in a3700_spi_transfer_one_fifo()
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/linux/drivers/net/ethernet/broadcom/bnxt/
H A Dbnxt_xdp.c31 struct bnxt_sw_tx_bd *tx_buf; in bnxt_xmit_bd() local
45 tx_buf = &txr->tx_buf_ring[RING_TX(bp, prod)]; in bnxt_xmit_bd()
46 tx_buf->nr_frags = num_frags; in bnxt_xmit_bd()
48 tx_buf->page = virt_to_head_page(xdp->data); in bnxt_xmit_bd()
92 return tx_buf; in bnxt_xmit_bd()
99 struct bnxt_sw_tx_bd *tx_buf; in __bnxt_xmit_xdp() local
101 tx_buf = bnxt_xmit_bd(bp, txr, mapping, len, xdp); in __bnxt_xmit_xdp()
102 tx_buf->rx_prod = rx_prod; in __bnxt_xmit_xdp()
103 tx_buf->action = XDP_TX; in __bnxt_xmit_xdp()
112 struct bnxt_sw_tx_bd *tx_buf; in __bnxt_xmit_xdp_redirect() local
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/linux/drivers/char/tpm/st33zp24/
H A Dspi.c57 u8 tx_buf[ST33ZP24_SPI_BUFFER_SIZE]; member
103 .tx_buf = phy->tx_buf, in st33zp24_spi_send()
108 phy->tx_buf[total_length++] = TPM_WRITE_DIRECTION | LOCALITY0; in st33zp24_spi_send()
109 phy->tx_buf[total_length++] = tpm_register; in st33zp24_spi_send()
112 phy->tx_buf[total_length++] = tpm_size >> 8; in st33zp24_spi_send()
113 phy->tx_buf[total_length++] = tpm_size; in st33zp24_spi_send()
116 memcpy(&phy->tx_buf[total_length], tpm_data, tpm_size); in st33zp24_spi_send()
119 memset(&phy->tx_buf[total_length], TPM_DUMMY_BYTE, phy->latency); in st33zp24_spi_send()
146 .tx_buf = phy->tx_buf, in st33zp24_spi_read8_reg()
151 phy->tx_buf[total_length++] = LOCALITY0; in st33zp24_spi_read8_reg()
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/linux/drivers/input/rmi4/
H A Drmi_spi.c44 u8 *tx_buf; member
75 rmi_spi->tx_buf = &rmi_spi->rx_buf[buf_size]; in rmi_spi_manage_pools()
113 const struct rmi_spi_cmd *cmd, const u8 *tx_buf, in rmi_spi_xfer() argument
163 rmi_spi->tx_buf[0] = (addr >> 8); in rmi_spi_xfer()
164 rmi_spi->tx_buf[1] = addr & 0xFF; in rmi_spi_xfer()
167 rmi_spi->tx_buf[0] = (addr >> 8) | 0x80; in rmi_spi_xfer()
168 rmi_spi->tx_buf[1] = addr & 0xFF; in rmi_spi_xfer()
175 rmi_spi->tx_buf[0] = 0x40; in rmi_spi_xfer()
176 rmi_spi->tx_buf[1] = (addr >> 8) & 0xFF; in rmi_spi_xfer()
177 rmi_spi->tx_buf[2] = addr & 0xFF; in rmi_spi_xfer()
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H A Drmi_i2c.c38 u8 *tx_buf; member
90 if (!rmi_i2c->tx_buf || rmi_i2c->tx_buf_size < tx_size) { in rmi_i2c_write_block()
91 if (rmi_i2c->tx_buf) in rmi_i2c_write_block()
92 devm_kfree(&client->dev, rmi_i2c->tx_buf); in rmi_i2c_write_block()
94 rmi_i2c->tx_buf = devm_kzalloc(&client->dev, in rmi_i2c_write_block()
97 if (!rmi_i2c->tx_buf) { in rmi_i2c_write_block()
104 rmi_i2c->tx_buf[0] = addr & 0xff; in rmi_i2c_write_block()
105 memcpy(rmi_i2c->tx_buf + 1, buf, len); in rmi_i2c_write_block()
113 retval = i2c_master_send(client, rmi_i2c->tx_buf, tx_size); in rmi_i2c_write_block()
/linux/drivers/gpu/drm/panel/
H A Dpanel-tpo-td028ttec1.c97 u16 tx_buf = JBT_COMMAND | reg; in jbt_ret_write_0() local
103 ret = spi_write(spi, (u8 *)&tx_buf, sizeof(tx_buf)); in jbt_ret_write_0()
118 u16 tx_buf[2]; in jbt_reg_write_1() local
124 tx_buf[0] = JBT_COMMAND | reg; in jbt_reg_write_1()
125 tx_buf[1] = JBT_DATA | data; in jbt_reg_write_1()
127 ret = spi_write(spi, (u8 *)tx_buf, sizeof(tx_buf)); in jbt_reg_write_1()
142 u16 tx_buf[3]; in jbt_reg_write_2() local
148 tx_buf[0] = JBT_COMMAND | reg; in jbt_reg_write_2()
149 tx_buf[1] = JBT_DATA | (data >> 8); in jbt_reg_write_2()
150 tx_buf[2] = JBT_DATA | (data & 0xff); in jbt_reg_write_2()
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/linux/drivers/input/touchscreen/
H A Dwdt87xx_i2c.c222 u8 tx_buf[] = { 0x22, 0x00, 0x10, 0x0E, 0x23, 0x00 }; in wdt87xx_get_desc() local
225 tx_buf[2] |= desc_idx & 0xF; in wdt87xx_get_desc()
227 error = wdt87xx_i2c_xfer(client, tx_buf, sizeof(tx_buf), in wdt87xx_get_desc()
248 u8 tx_buf[] = { 0x22, 0x00, 0x13, 0x0E, str_idx, 0x23, 0x00 }; in wdt87xx_get_string() local
256 error = wdt87xx_i2c_xfer(client, tx_buf, sizeof(tx_buf), in wdt87xx_get_string()
280 u8 tx_buf[8]; in wdt87xx_get_feature() local
290 tx_buf[tx_len++] = 0x22; in wdt87xx_get_feature()
291 tx_buf[tx_len++] = 0x00; in wdt87xx_get_feature()
293 tx_buf[tx_len++] = 0x30; in wdt87xx_get_feature()
294 tx_buf[tx_len++] = 0x02; in wdt87xx_get_feature()
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/linux/drivers/net/ethernet/intel/idpf/
H A Didpf_singleq_txrx.c197 struct idpf_tx_buf *tx_buf = first; in idpf_tx_singleq_map() local
226 dma_unmap_len_set(tx_buf, len, size); in idpf_tx_singleq_map()
227 dma_unmap_addr_set(tx_buf, dma, dma); in idpf_tx_singleq_map()
228 tx_buf->type = LIBETH_SQE_FRAG; in idpf_tx_singleq_map()
243 tx_buf = &tx_q->tx_buf[0]; in idpf_tx_singleq_map()
247 tx_buf++; in idpf_tx_singleq_map()
251 tx_buf->type = LIBETH_SQE_EMPTY; in idpf_tx_singleq_map()
267 tx_buf = &tx_q->tx_buf[0]; in idpf_tx_singleq_map()
271 tx_buf++; in idpf_tx_singleq_map()
314 txq->tx_buf[ntu].type = LIBETH_SQE_CTX; in idpf_tx_singleq_get_ctx_desc()
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H A Didpf_txrx.c89 if (!txq->tx_buf) in idpf_tx_buf_rel_all()
94 libeth_tx_complete(&txq->tx_buf[i], &cp); in idpf_tx_buf_rel_all()
96 kfree(txq->tx_buf); in idpf_tx_buf_rel_all()
97 txq->tx_buf = NULL; in idpf_tx_buf_rel_all()
205 tx_q->tx_buf = kzalloc(buf_size, GFP_KERNEL); in idpf_tx_buf_alloc_all()
206 if (!tx_q->tx_buf) in idpf_tx_buf_alloc_all()
1699 struct idpf_tx_buf *tx_buf) in idpf_stash_flow_sch_buffers() argument
1703 if (unlikely(tx_buf->type <= LIBETH_SQE_CTX)) in idpf_stash_flow_sch_buffers()
1715 stash->buf.skb = tx_buf->skb; in idpf_stash_flow_sch_buffers()
1716 stash->buf.bytes = tx_buf->bytes; in idpf_stash_flow_sch_buffers()
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/linux/drivers/iio/adc/
H A Dti-adc108s102.c80 __be16 tx_buf[9] __aligned(IIO_DMA_MINALIGN);
124 st->tx_buf[cmds++] = cpu_to_be16(ADC108S102_CMD(bit)); in adc108s102_update_scan_mode()
127 st->tx_buf[cmds++] = 0x00; in adc108s102_update_scan_mode()
130 st->ring_xfer.tx_buf = &st->tx_buf[0]; in adc108s102_update_scan_mode()
132 st->ring_xfer.len = cmds * sizeof(st->tx_buf[0]); in adc108s102_update_scan_mode()
166 st->tx_buf[0] = cpu_to_be16(ADC108S102_CMD(ch)); in adc108s102_scan_direct()
249 st->scan_single_xfer.tx_buf = st->tx_buf; in adc108s102_probe()
251 st->scan_single_xfer.len = 2 * sizeof(st->tx_buf[0]); in adc108s102_probe()
H A Dad7298.c53 __be16 tx_buf[2]; member
121 st->tx_buf[0] = cpu_to_be16(command); in ad7298_update_scan_mode()
124 st->ring_xfer[0].tx_buf = &st->tx_buf[0]; in ad7298_update_scan_mode()
127 st->ring_xfer[1].tx_buf = &st->tx_buf[1]; in ad7298_update_scan_mode()
170 st->tx_buf[0] = cpu_to_be16(AD7298_WRITE | st->ext_ref | in ad7298_scan_direct()
329 st->scan_single_xfer[0].tx_buf = &st->tx_buf[0]; in ad7298_probe()
332 st->scan_single_xfer[1].tx_buf = &st->tx_buf[1]; in ad7298_probe()
H A Dti-adc0832.c39 u8 tx_buf[2] __aligned(IIO_DMA_MINALIGN);
140 .tx_buf = adc->tx_buf, in adc0832_adc_conversion()
150 adc->tx_buf[0] = 1 << (adc->mux_bits + 1); in adc0832_adc_conversion()
152 adc->tx_buf[0] |= differential ? 0 : (1 << adc->mux_bits); in adc0832_adc_conversion()
154 adc->tx_buf[0] |= (channel % 2) << (adc->mux_bits - 1); in adc0832_adc_conversion()
157 adc->tx_buf[0] |= channel / 2; in adc0832_adc_conversion()
160 adc->tx_buf[0] <<= 1; in adc0832_adc_conversion()
H A Dti-ads8344.c31 u8 tx_buf __aligned(IIO_DMA_MINALIGN);
82 adc->tx_buf = ADS8344_START; in ads8344_adc_conversion()
84 adc->tx_buf |= ADS8344_SINGLE_END; in ads8344_adc_conversion()
85 adc->tx_buf |= ADS8344_CHANNEL(channel); in ads8344_adc_conversion()
86 adc->tx_buf |= ADS8344_CLOCK_INTERNAL; in ads8344_adc_conversion()
88 ret = spi_write(spi, &adc->tx_buf, 1); in ads8344_adc_conversion()
/linux/drivers/net/ethernet/netronome/nfp/nfd3/
H A Drings.c48 struct nfp_nfd3_tx_buf *tx_buf; in nfp_nfd3_tx_ring_reset() local
53 tx_buf = &tx_ring->txbufs[idx]; in nfp_nfd3_tx_ring_reset()
58 if (tx_buf->fidx == -1) { in nfp_nfd3_tx_ring_reset()
60 dma_unmap_single(dp->dev, tx_buf->dma_addr, in nfp_nfd3_tx_ring_reset()
64 frag = &skb_shinfo(skb)->frags[tx_buf->fidx]; in nfp_nfd3_tx_ring_reset()
65 dma_unmap_page(dp->dev, tx_buf->dma_addr, in nfp_nfd3_tx_ring_reset()
70 if (tx_buf->fidx == nr_frags - 1) in nfp_nfd3_tx_ring_reset()
73 tx_buf->dma_addr = 0; in nfp_nfd3_tx_ring_reset()
74 tx_buf->skb = NULL; in nfp_nfd3_tx_ring_reset()
75 tx_buf->fidx = -2; in nfp_nfd3_tx_ring_reset()
/linux/include/trace/events/
H A Dspi.h175 (xfer->tx_buf && xfer->tx_buf != msg->spi->controller->dummy_tx)
193 __dynamic_array(u8, tx_buf,
205 memcpy(__get_dynamic_array(tx_buf),
206 xfer->tx_buf, __get_dynamic_array_len(tx_buf));
216 __get_dynamic_array_len(tx_buf), __get_dynamic_array(tx_buf),
/linux/drivers/mux/
H A Dadgs1408.c28 u8 tx_buf[2]; in adgs1408_spi_reg_write() local
30 tx_buf[0] = reg_addr; in adgs1408_spi_reg_write()
31 tx_buf[1] = reg_data; in adgs1408_spi_reg_write()
33 return spi_write_then_read(spi, tx_buf, sizeof(tx_buf), NULL, 0); in adgs1408_spi_reg_write()
/linux/drivers/video/fbdev/omap2/omapfb/displays/
H A Dpanel-tpo-td028ttec1.c57 u16 tx_buf = JBT_COMMAND | reg; in jbt_ret_write_0() local
59 rc = spi_write(ddata->spi_dev, (u8 *)&tx_buf, in jbt_ret_write_0()
71 u16 tx_buf[2]; in jbt_reg_write_1() local
73 tx_buf[0] = JBT_COMMAND | reg; in jbt_reg_write_1()
74 tx_buf[1] = JBT_DATA | data; in jbt_reg_write_1()
75 rc = spi_write(ddata->spi_dev, (u8 *)tx_buf, in jbt_reg_write_1()
87 u16 tx_buf[3]; in jbt_reg_write_2() local
89 tx_buf[0] = JBT_COMMAND | reg; in jbt_reg_write_2()
90 tx_buf[1] = JBT_DATA | (data >> 8); in jbt_reg_write_2()
91 tx_buf[2] = JBT_DATA | (data & 0xff); in jbt_reg_write_2()
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/linux/drivers/platform/mellanox/
H A Dmlxbf-tmfifo.c145 struct circ_buf tx_buf; member
466 seg = CIRC_SPACE_TO_END(cons->tx_buf.head, cons->tx_buf.tail, in mlxbf_tmfifo_console_output_one()
469 memcpy(cons->tx_buf.buf + cons->tx_buf.head, addr, len); in mlxbf_tmfifo_console_output_one()
471 memcpy(cons->tx_buf.buf + cons->tx_buf.head, addr, seg); in mlxbf_tmfifo_console_output_one()
473 memcpy(cons->tx_buf.buf, addr, len - seg); in mlxbf_tmfifo_console_output_one()
475 cons->tx_buf.head = (cons->tx_buf.head + len) % in mlxbf_tmfifo_console_output_one()
496 avail = CIRC_SPACE(cons->tx_buf.head, cons->tx_buf.tail, in mlxbf_tmfifo_console_output()
551 if (!cons || !cons->tx_buf.buf) in mlxbf_tmfifo_console_tx()
555 size = CIRC_CNT(cons->tx_buf.head, cons->tx_buf.tail, in mlxbf_tmfifo_console_tx()
573 addr = cons->tx_buf.buf + cons->tx_buf.tail; in mlxbf_tmfifo_console_tx()
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