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Searched refs:xfer (Results 1 – 25 of 240) sorted by relevance

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/linux/drivers/firmware/
H A Dti_sci.c259 struct ti_sci_xfer *xfer; in ti_sci_rx_callback() local
273 xfer = &minfo->xfer_block[xfer_id]; in ti_sci_rx_callback()
282 if (mbox_msg->len < xfer->rx_len) { in ti_sci_rx_callback()
284 mbox_msg->len, xfer->rx_len); in ti_sci_rx_callback()
291 memcpy(xfer->xfer_buf, mbox_msg->buf, xfer->rx_len); in ti_sci_rx_callback()
292 complete(&xfer->done); in ti_sci_rx_callback()
318 struct ti_sci_xfer *xfer; in ti_sci_get_one_xfer() local
358 xfer = &minfo->xfer_block[xfer_id]; in ti_sci_get_one_xfer()
360 hdr = (struct ti_sci_msg_hdr *)xfer->tx_message.buf; in ti_sci_get_one_xfer()
361 xfer->tx_message.len = tx_message_size; in ti_sci_get_one_xfer()
[all …]
/linux/drivers/firmware/arm_scmi/
H A Dmsg.c33 static size_t msg_command_size(struct scmi_xfer *xfer) in msg_command_size() argument
35 return sizeof(struct scmi_msg_payld) + xfer->tx.len; in msg_command_size()
45 static size_t msg_response_size(struct scmi_xfer *xfer) in msg_response_size() argument
47 return sizeof(struct scmi_msg_payld) + sizeof(__le32) + xfer->rx.len; in msg_response_size()
56 static void msg_tx_prepare(struct scmi_msg_payld *msg, struct scmi_xfer *xfer) in msg_tx_prepare() argument
58 msg->msg_header = cpu_to_le32(pack_scmi_header(&xfer->hdr)); in msg_tx_prepare()
59 if (xfer->tx.buf) in msg_tx_prepare()
60 memcpy(msg->msg_payload, xfer->tx.buf, xfer->tx.len); in msg_tx_prepare()
83 size_t len, struct scmi_xfer *xfer) in msg_fetch_response() argument
87 xfer->hdr.status = le32_to_cpu(msg->msg_payload[0]); in msg_fetch_response()
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H A Ddriver.c522 struct scmi_xfer *xfer) in scmi_xfer_token_set() argument
534 next_token = (xfer->transfer_id & (MSG_TOKEN_MAX - 1)); in scmi_xfer_token_set()
560 xfer->hdr.seq = (u16)xfer_id; in scmi_xfer_token_set()
572 struct scmi_xfer *xfer) in scmi_xfer_token_clear() argument
574 clear_bit(xfer->hdr.seq, minfo->xfer_alloc_table); in scmi_xfer_token_clear()
590 scmi_xfer_inflight_register_unlocked(struct scmi_xfer *xfer, in scmi_xfer_inflight_register_unlocked() argument
597 set_bit(xfer->hdr.seq, minfo->xfer_alloc_table); in scmi_xfer_inflight_register_unlocked()
598 hash_add(minfo->pending_xfers, &xfer->node, xfer->hdr.seq); in scmi_xfer_inflight_register_unlocked()
601 xfer->pending = true; in scmi_xfer_inflight_register_unlocked()
618 static int scmi_xfer_inflight_register(struct scmi_xfer *xfer, in scmi_xfer_inflight_register() argument
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H A Draw_mode.c206 struct scmi_xfer *xfer; member
336 scmi_xfer_raw_waiter_get(struct scmi_raw_mode_info *raw, struct scmi_xfer *xfer, in scmi_xfer_raw_waiter_get() argument
349 xfer->async_done = &rw->async_response; in scmi_xfer_raw_waiter_get()
353 rw->xfer = xfer; in scmi_xfer_raw_waiter_get()
363 if (rw->xfer) { in scmi_xfer_raw_waiter_put()
364 rw->xfer->async_done = NULL; in scmi_xfer_raw_waiter_put()
365 rw->xfer = NULL; in scmi_xfer_raw_waiter_put()
379 trace_scmi_xfer_response_wait(rw->xfer->transfer_id, rw->xfer->hdr.id, in scmi_xfer_raw_waiter_enqueue()
380 rw->xfer->hdr.protocol_id, in scmi_xfer_raw_waiter_enqueue()
381 rw->xfer->hdr.seq, in scmi_xfer_raw_waiter_enqueue()
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/linux/include/trace/events/
H A Dspi.h174 #define spi_valid_txbuf(msg, xfer) \ argument
175 (xfer->tx_buf && xfer->tx_buf != msg->spi->controller->dummy_tx)
176 #define spi_valid_rxbuf(msg, xfer) \ argument
177 (xfer->rx_buf && xfer->rx_buf != msg->spi->controller->dummy_rx)
181 TP_PROTO(struct spi_message *msg, struct spi_transfer *xfer),
183 TP_ARGS(msg, xfer),
188 __field( struct spi_transfer *, xfer )
191 spi_valid_rxbuf(msg, xfer) ?
192 (xfer->len < 64 ? xfer->len : 64) : 0)
194 spi_valid_txbuf(msg, xfer) ?
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/linux/drivers/iio/imu/
H A Dadis_buffer.c36 adis->xfer = kzalloc_objs(*adis->xfer, 2); in adis_update_scan_mode_burst()
37 if (!adis->xfer) in adis_update_scan_mode_burst()
42 kfree(adis->xfer); in adis_update_scan_mode_burst()
43 adis->xfer = NULL; in adis_update_scan_mode_burst()
51 adis->xfer[0].tx_buf = tx; in adis_update_scan_mode_burst()
52 adis->xfer[0].len = 2; in adis_update_scan_mode_burst()
54 adis->xfer[0].speed_hz = adis->data->burst_max_speed_hz; in adis_update_scan_mode_burst()
55 adis->xfer[1].rx_buf = adis->buffer; in adis_update_scan_mode_burst()
56 adis->xfer[1].len = burst_length; in adis_update_scan_mode_burst()
58 adis->xfer[1].speed_hz = adis->data->burst_max_speed_hz; in adis_update_scan_mode_burst()
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/linux/drivers/dma/dw-edma/
H A Ddw-edma-core.c369 dw_edma_device_transfer(struct dw_edma_transfer *xfer, in dw_edma_device_transfer() argument
372 struct dw_edma_chan *chan = dchan2dw_edma_chan(xfer->dchan); in dw_edma_device_transfer()
373 enum dma_transfer_direction dir = xfer->direction; in dw_edma_device_transfer()
421 if (xfer->type == EDMA_XFER_CYCLIC) { in dw_edma_device_transfer()
422 if (!xfer->xfer.cyclic.len || !xfer->xfer.cyclic.cnt) in dw_edma_device_transfer()
424 } else if (xfer->type == EDMA_XFER_SCATTER_GATHER) { in dw_edma_device_transfer()
425 if (xfer->xfer.sg.len < 1) in dw_edma_device_transfer()
427 } else if (xfer->type == EDMA_XFER_INTERLEAVED) { in dw_edma_device_transfer()
428 if (!xfer->xfer.il->numf || xfer->xfer.il->frame_size < 1) in dw_edma_device_transfer()
430 if (!xfer->xfer.il->src_inc || !xfer->xfer.il->dst_inc) in dw_edma_device_transfer()
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/linux/drivers/i2c/busses/
H A Di2c-cgbc.c179 static unsigned int cgbc_i2c_xfer_to_cmd(struct cgbc_i2c_transfer xfer, u8 *cmd) in cgbc_i2c_xfer_to_cmd() argument
183 cmd[i++] = CGBC_I2C_CMD_START | xfer.bus_id; in cgbc_i2c_xfer_to_cmd()
185 cmd[i] = (xfer.start) ? CGBC_I2C_START : 0x00; in cgbc_i2c_xfer_to_cmd()
186 if (xfer.stop) in cgbc_i2c_xfer_to_cmd()
188 cmd[i++] |= (xfer.start) ? xfer.write + 1 : xfer.write; in cgbc_i2c_xfer_to_cmd()
190 cmd[i++] = (xfer.last_ack) ? (xfer.read | CGBC_I2C_LAST_ACK) : xfer.read; in cgbc_i2c_xfer_to_cmd()
192 if (xfer.start) in cgbc_i2c_xfer_to_cmd()
193 cmd[i++] = xfer.addr; in cgbc_i2c_xfer_to_cmd()
195 if (xfer.write > 0) in cgbc_i2c_xfer_to_cmd()
196 memcpy(&cmd[i], &xfer.data, xfer.write); in cgbc_i2c_xfer_to_cmd()
[all …]
H A Di2c-rtl9300.c286 static int rtl9300_i2c_prepare_xfer(struct rtl9300_i2c *i2c, struct rtl9300_i2c_xfer *xfer) in rtl9300_i2c_prepare_xfer() argument
292 if (xfer->data_len < 1 || xfer->data_len > drv_data->max_data_len) in rtl9300_i2c_prepare_xfer()
295 ret = regmap_field_write(i2c->fields[F_DEV_ADDR], xfer->dev_addr); in rtl9300_i2c_prepare_xfer()
299 ret = rtl9300_i2c_reg_addr_set(i2c, xfer->reg_addr, xfer->reg_addr_len); in rtl9300_i2c_prepare_xfer()
303 ret = regmap_field_write(i2c->fields[F_RWOP], xfer->write); in rtl9300_i2c_prepare_xfer()
307 ret = regmap_field_write(i2c->fields[F_DATA_WIDTH], (xfer->data_len - 1) & 0xf); in rtl9300_i2c_prepare_xfer()
311 if (xfer->write) { in rtl9300_i2c_prepare_xfer()
312 switch (xfer->type) { in rtl9300_i2c_prepare_xfer()
314 ret = rtl9300_i2c_writel(i2c, *xfer->data); in rtl9300_i2c_prepare_xfer()
317 ret = rtl9300_i2c_writel(i2c, get_unaligned((const u16 *)xfer->data)); in rtl9300_i2c_prepare_xfer()
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/linux/drivers/spi/
H A Dspi-qcom-qspi.c171 struct qspi_xfer xfer; member
204 const struct qspi_xfer *xfer; in qcom_qspi_pio_xfer_cfg() local
206 xfer = &ctrl->xfer; in qcom_qspi_pio_xfer_cfg()
209 pio_xfer_cfg |= xfer->dir; in qcom_qspi_pio_xfer_cfg()
210 if (xfer->is_last) in qcom_qspi_pio_xfer_cfg()
215 iomode = qspi_buswidth_to_iomode(ctrl, xfer->buswidth); in qcom_qspi_pio_xfer_cfg()
227 pio_xfer_ctrl |= ctrl->xfer.rem_bytes; in qcom_qspi_pio_xfer_ctrl()
241 if (ctrl->xfer.dir == QSPI_WRITE) in qcom_qspi_pio_xfer()
263 ctrl->xfer.rem_bytes = 0; in qcom_qspi_handle_err()
331 virt_cmd_desc->direction = ctrl->xfer.dir; in qcom_qspi_alloc_desc()
[all …]
H A Dspi.c494 struct spi_transfer *xfer, in spi_statistics_add_transfer_stats() argument
497 int l2len = min(fls(xfer->len), SPI_STATISTICS_HISTO_SIZE) - 1; in spi_statistics_add_transfer_stats()
510 u64_stats_add(&stats->bytes, xfer->len); in spi_statistics_add_transfer_stats()
511 if (spi_valid_txbuf(msg, xfer)) in spi_statistics_add_transfer_stats()
512 u64_stats_add(&stats->bytes_tx, xfer->len); in spi_statistics_add_transfer_stats()
513 if (spi_valid_rxbuf(msg, xfer)) in spi_statistics_add_transfer_stats()
514 u64_stats_add(&stats->bytes_rx, xfer->len); in spi_statistics_add_transfer_stats()
1427 struct spi_transfer *xfer; in __spi_unmap_msg() local
1429 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in __spi_unmap_msg()
1433 if (xfer->rx_sg_mapped) in __spi_unmap_msg()
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H A Dspi-amlogic-spisg.c220 struct spi_transfer *xfer) in aml_spisg_can_dma() argument
249 struct spi_transfer *xfer, in aml_spisg_setup_transfer() argument
262 aml_spisg_set_speed(spisg, xfer->speed_hz); in aml_spisg_setup_transfer()
263 xfer->effective_speed_hz = spisg->effective_speed_hz; in aml_spisg_setup_transfer()
268 block_size = xfer->bits_per_word >> 3; in aml_spisg_setup_transfer()
269 blocks = xfer->len / block_size; in aml_spisg_setup_transfer()
272 desc->cfg_bus |= FIELD_PREP(CFG_KEEP_SS, !xfer->cs_change); in aml_spisg_setup_transfer()
275 if (xfer->tx_buf || xfer->tx_dma) { in aml_spisg_setup_transfer()
276 desc->cfg_bus |= FIELD_PREP(CFG_LANE, nbits_to_lane[xfer->tx_nbits]); in aml_spisg_setup_transfer()
279 if (xfer->rx_buf || xfer->rx_dma) { in aml_spisg_setup_transfer()
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H A Dspi-loopback-test.c444 struct spi_transfer *xfer; in spi_test_dump_message() local
457 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in spi_test_dump_message()
458 dev_info(&spi->dev, " spi_transfer@%p\n", xfer); in spi_test_dump_message()
459 dev_info(&spi->dev, " len: %i\n", xfer->len); in spi_test_dump_message()
460 dev_info(&spi->dev, " tx_buf: %p\n", xfer->tx_buf); in spi_test_dump_message()
461 if (dump_data && xfer->tx_buf) in spi_test_dump_message()
463 xfer->tx_buf, in spi_test_dump_message()
464 xfer->len); in spi_test_dump_message()
466 dev_info(&spi->dev, " rx_buf: %p\n", xfer->rx_buf); in spi_test_dump_message()
467 if (dump_data && xfer->rx_buf) in spi_test_dump_message()
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H A Dspi-virtio.c90 struct spi_transfer *xfer) in virtio_spi_set_delays() argument
100 cs_setup = spi_delay_to_ns(&spi->cs_setup, xfer); in virtio_spi_set_delays()
107 cs_word_delay_xfer = spi_delay_to_ns(&xfer->word_delay, xfer); in virtio_spi_set_delays()
112 cs_word_delay_spi = spi_delay_to_ns(&spi->word_delay, xfer); in virtio_spi_set_delays()
120 delay = spi_delay_to_ns(&xfer->delay, xfer); in virtio_spi_set_delays()
125 cs_hold = spi_delay_to_ns(&spi->cs_hold, xfer); in virtio_spi_set_delays()
132 cs_inactive = spi_delay_to_ns(&spi->cs_inactive, xfer); in virtio_spi_set_delays()
137 cs_change_delay = spi_delay_to_ns(&xfer->cs_change_delay, xfer); in virtio_spi_set_delays()
150 struct spi_transfer *xfer) in virtio_spi_transfer_one() argument
171 th->bits_per_word = xfer->bits_per_word; in virtio_spi_transfer_one()
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H A Dspi-dw-dma.c246 struct spi_device *spi, struct spi_transfer *xfer) in dw_spi_can_dma() argument
250 u8 n_bytes = roundup_pow_of_two(BITS_TO_BYTES(xfer->bits_per_word)); in dw_spi_can_dma()
252 if (xfer->len <= dws->fifo_len) in dw_spi_can_dma()
290 struct spi_transfer *xfer) in dw_spi_dma_wait_tx_done() argument
301 spi_delay_exec(&delay, xfer); in dw_spi_dma_wait_tx_done()
470 static int dw_spi_dma_setup(struct dw_spi *dws, struct spi_transfer *xfer) in dw_spi_dma_setup() argument
475 if (!xfer->tx_buf) in dw_spi_dma_setup()
483 if (xfer->rx_buf) { in dw_spi_dma_setup()
491 if (xfer->rx_buf) in dw_spi_dma_setup()
497 if (xfer->rx_buf) in dw_spi_dma_setup()
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H A Dspi-cavium.c30 struct spi_transfer *xfer, in octeon_spi_do_transfer() argument
48 clkdiv = p->sys_freq / (2 * xfer->speed_hz); in octeon_spi_do_transfer()
68 tx_buf = xfer->tx_buf; in octeon_spi_do_transfer()
69 rx_buf = xfer->rx_buf; in octeon_spi_do_transfer()
70 len = xfer->len; in octeon_spi_do_transfer()
108 mpi_tx.s.leavecs = xfer->cs_change; in octeon_spi_do_transfer()
110 mpi_tx.s.leavecs = !xfer->cs_change; in octeon_spi_do_transfer()
122 spi_transfer_delay_exec(xfer); in octeon_spi_do_transfer()
124 return xfer->len; in octeon_spi_do_transfer()
133 struct spi_transfer *xfer; in octeon_spi_transfer_one_message() local
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/linux/drivers/net/ethernet/asix/
H A Dax88796c_spi.c48 struct spi_transfer *xfer = ax_spi->spi_rx_xfer; in axspi_read_rxq() local
53 xfer->tx_buf = ax_spi->cmd_buf; in axspi_read_rxq()
54 xfer->rx_buf = NULL; in axspi_read_rxq()
55 xfer->len = ax_spi->comp ? 2 : 5; in axspi_read_rxq()
56 xfer->bits_per_word = 8; in axspi_read_rxq()
57 spi_message_add_tail(xfer, &ax_spi->rx_msg); in axspi_read_rxq()
59 xfer++; in axspi_read_rxq()
60 xfer->rx_buf = data; in axspi_read_rxq()
61 xfer->tx_buf = NULL; in axspi_read_rxq()
62 xfer->len = len; in axspi_read_rxq()
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/linux/drivers/input/touchscreen/
H A Dcyttsp_spi.c40 struct spi_transfer xfer[2]; in cyttsp_spi_xfer() local
62 memset(xfer, 0, sizeof(xfer)); in cyttsp_spi_xfer()
69 xfer[0].tx_buf = wr_buf; in cyttsp_spi_xfer()
70 xfer[0].rx_buf = rd_buf; in cyttsp_spi_xfer()
73 xfer[0].len = length + CY_SPI_CMD_BYTES; in cyttsp_spi_xfer()
74 spi_message_add_tail(&xfer[0], &msg); in cyttsp_spi_xfer()
78 xfer[0].len = CY_SPI_CMD_BYTES; in cyttsp_spi_xfer()
79 spi_message_add_tail(&xfer[0], &msg); in cyttsp_spi_xfer()
81 xfer[1].rx_buf = buf; in cyttsp_spi_xfer()
82 xfer[1].len = length; in cyttsp_spi_xfer()
[all …]
/linux/sound/soc/codecs/
H A Drl6347a.c62 struct i2c_msg xfer[2]; in rl6347a_hw_read() local
83 xfer[0].addr = client->addr; in rl6347a_hw_read()
84 xfer[0].flags = 0; in rl6347a_hw_read()
85 xfer[0].len = 4; in rl6347a_hw_read()
86 xfer[0].buf = (u8 *)&be_reg; in rl6347a_hw_read()
89 xfer[1].addr = client->addr; in rl6347a_hw_read()
90 xfer[1].flags = I2C_M_RD; in rl6347a_hw_read()
91 xfer[1].len = 4; in rl6347a_hw_read()
92 xfer[1].buf = (u8 *)&buf; in rl6347a_hw_read()
94 ret = i2c_transfer(client->adapter, xfer, 2); in rl6347a_hw_read()
/linux/drivers/mfd/
H A Dtps6507x.c40 struct i2c_msg xfer[2]; in tps6507x_i2c_read_device() local
44 xfer[0].addr = i2c->addr; in tps6507x_i2c_read_device()
45 xfer[0].flags = 0; in tps6507x_i2c_read_device()
46 xfer[0].len = 1; in tps6507x_i2c_read_device()
47 xfer[0].buf = &reg; in tps6507x_i2c_read_device()
50 xfer[1].addr = i2c->addr; in tps6507x_i2c_read_device()
51 xfer[1].flags = I2C_M_RD; in tps6507x_i2c_read_device()
52 xfer[1].len = bytes; in tps6507x_i2c_read_device()
53 xfer[1].buf = dest; in tps6507x_i2c_read_device()
55 ret = i2c_transfer(i2c->adapter, xfer, 2); in tps6507x_i2c_read_device()
H A Dsmpro-core.c45 struct i2c_msg xfer[2]; in smpro_core_read() local
49 xfer[0].addr = i2c->addr; in smpro_core_read()
50 xfer[0].flags = 0; in smpro_core_read()
54 xfer[0].len = 2; in smpro_core_read()
55 xfer[0].buf = buf; in smpro_core_read()
57 xfer[1].addr = i2c->addr; in smpro_core_read()
58 xfer[1].flags = I2C_M_RD; in smpro_core_read()
59 xfer[1].len = val_size; in smpro_core_read()
60 xfer[1].buf = val; in smpro_core_read()
62 ret = i2c_transfer(i2c->adapter, xfer, 2); in smpro_core_read()
/linux/drivers/i3c/master/
H A Damd-i3c-master.c377 struct xi3c_xfer *xfer; in xi3c_master_alloc_xfer() local
379 xfer = kzalloc_flex(*xfer, cmds, ncmds); in xi3c_master_alloc_xfer()
380 if (!xfer) in xi3c_master_alloc_xfer()
383 xfer->ncmds = ncmds; in xi3c_master_alloc_xfer()
385 return xfer; in xi3c_master_alloc_xfer()
547 struct xi3c_xfer *xfer) in xi3c_master_common_xfer() argument
554 for (i = 0; i < xfer->ncmds; i++) { in xi3c_master_common_xfer()
555 ret = xi3c_master_xfer(master, &xfer->cmds[i]); in xi3c_master_common_xfer()
558 xfer->nissued = i + 1; in xi3c_master_common_xfer()
563 xfer->nissued = xfer->ncmds; in xi3c_master_common_xfer()
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/linux/drivers/input/rmi4/
H A Drmi_spi.c120 struct spi_transfer *xfer; in rmi_spi_xfer() local
187 xfer = &rmi_spi->tx_xfers[i]; in rmi_spi_xfer()
188 memset(xfer, 0, sizeof(struct spi_transfer)); in rmi_spi_xfer()
189 xfer->tx_buf = &rmi_spi->tx_buf[i]; in rmi_spi_xfer()
190 xfer->len = 1; in rmi_spi_xfer()
191 xfer->delay.value = spi_data->write_delay_us; in rmi_spi_xfer()
192 xfer->delay.unit = SPI_DELAY_UNIT_USECS; in rmi_spi_xfer()
193 spi_message_add_tail(xfer, &msg); in rmi_spi_xfer()
196 xfer = rmi_spi->tx_xfers; in rmi_spi_xfer()
197 memset(xfer, 0, sizeof(struct spi_transfer)); in rmi_spi_xfer()
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/linux/drivers/gpu/drm/bridge/
H A Dsamsung-dsim.c1278 struct samsung_dsim_transfer *xfer) in samsung_dsim_send_to_fifo() argument
1281 struct mipi_dsi_packet *pkt = &xfer->packet; in samsung_dsim_send_to_fifo()
1283 const u8 *payload = pkt->payload + xfer->tx_done; in samsung_dsim_send_to_fifo()
1284 u16 length = pkt->payload_length - xfer->tx_done; in samsung_dsim_send_to_fifo()
1285 bool first = !xfer->tx_done; in samsung_dsim_send_to_fifo()
1289 xfer, length, xfer->tx_done, xfer->rx_len, xfer->rx_done); in samsung_dsim_send_to_fifo()
1294 xfer->tx_done += length; in samsung_dsim_send_to_fifo()
1330 if (NEQV(xfer->flags & MIPI_DSI_MSG_USE_LPM, in samsung_dsim_send_to_fifo()
1332 samsung_dsim_set_cmd_lpm(dsi, xfer->flags & MIPI_DSI_MSG_USE_LPM); in samsung_dsim_send_to_fifo()
1338 if (xfer->flags & MIPI_DSI_MSG_REQ_ACK) in samsung_dsim_send_to_fifo()
[all …]
/linux/drivers/input/misc/
H A Dad714x-spi.c23 struct spi_transfer xfer[2]; in ad714x_spi_read() local
28 memset(xfer, 0, sizeof(xfer)); in ad714x_spi_read()
32 xfer[0].tx_buf = &chip->xfer_buf[0]; in ad714x_spi_read()
33 xfer[0].len = sizeof(chip->xfer_buf[0]); in ad714x_spi_read()
34 spi_message_add_tail(&xfer[0], &message); in ad714x_spi_read()
36 xfer[1].rx_buf = &chip->xfer_buf[1]; in ad714x_spi_read()
37 xfer[1].len = sizeof(chip->xfer_buf[1]) * len; in ad714x_spi_read()
38 spi_message_add_tail(&xfer[1], &message); in ad714x_spi_read()

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