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Searched refs:transfers (Results 1 – 25 of 181) sorted by relevance

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/linux/drivers/media/platform/amphion/
H A Dvpu_color.c79 u32 vpu_color_cvrt_transfers_v2i(u32 transfers) in vpu_color_cvrt_transfers_v2i() argument
81 return vpu_helper_find_in_array_u8(colortransfers, ARRAY_SIZE(colortransfers), transfers); in vpu_color_cvrt_transfers_v2i()
84 u32 vpu_color_cvrt_transfers_i2v(u32 transfers) in vpu_color_cvrt_transfers_i2v() argument
86 return transfers < ARRAY_SIZE(colortransfers) ? colortransfers[transfers] : 0; in vpu_color_cvrt_transfers_i2v()
117 int vpu_color_check_transfers(u32 transfers) in vpu_color_check_transfers() argument
119 return vpu_color_cvrt_transfers_v2i(transfers) ? 0 : -EINVAL; in vpu_color_check_transfers()
145 u32 transfers; in vpu_color_get_default() local
151 transfers = V4L2_XFER_FUNC_709; in vpu_color_get_default()
157 transfers = V4L2_XFER_FUNC_709; in vpu_color_get_default()
161 transfers = V4L2_XFER_FUNC_SMPTE240M; in vpu_color_get_default()
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H A Dvpu_helpers.h58 int vpu_color_check_transfers(u32 transfers);
63 u32 vpu_color_cvrt_transfers_v2i(u32 transfers);
64 u32 vpu_color_cvrt_transfers_i2v(u32 transfers);
/linux/drivers/spi/
H A Dspi-loopback-test.c94 .transfers = {
108 .transfers = {
121 .transfers = {
133 .transfers = {
146 .transfers = {
163 .transfers = {
180 .transfers = {
197 .transfers = {
213 .transfers = {
230 .transfers = {
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H A Dspi-axi-spi-engine.c226 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in spi_engine_precompile_message()
254 xfer = list_first_entry(&msg->transfers, struct spi_transfer, transfer_list); in spi_engine_compile_message()
257 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in spi_engine_compile_message()
279 if (list_is_last(&xfer->transfer_list, &msg->transfers)) { in spi_engine_compile_message()
292 } else if (!list_is_last(&xfer->transfer_list, &msg->transfers) && in spi_engine_compile_message()
316 xfer = list_first_entry(&msg->transfers, in spi_engine_xfer_next()
318 } else if (list_is_last(&xfer->transfer_list, &msg->transfers)) { in spi_engine_xfer_next()
597 list_for_each_entry(xfer, &msg->transfers, transfer_list) in spi_engine_transfer_one_message()
631 list_for_each_entry(xfer, &msg->transfers, transfer_list) in spi_engine_transfer_one_message()
H A Dspi-cavium.c135 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in octeon_spi_transfer_one_message()
137 &msg->transfers); in octeon_spi_transfer_one_message()
H A Dspi.c182 SPI_STATISTICS_SHOW(transfers);
327 u64_stats_inc(&stats->transfers); in spi_statistics_add_transfer_stats()
1256 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in __spi_map_msg()
1305 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in __spi_unmap_msg()
1375 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in spi_unmap_msg()
1400 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in spi_map_msg()
1426 list_for_each_entry(xfer, &msg->transfers, in spi_map_msg()
1615 xfer = list_first_entry(&msg->transfers, struct spi_transfer, transfer_list); in spi_transfer_one_message()
1621 list_for_each_entry(xfer, &msg->transfers, transfer_list) { in spi_transfer_one_message()
1686 &msg->transfers)) { in spi_transfer_one_message()
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/linux/Documentation/i2c/
H A Di2c-topology.rst25 I2C transfers, and all adapters with a parent are part of an "i2c-mux"
49 select and/or deselect operations must use I2C transfers to complete
51 full transaction, unrelated I2C transfers may interleave the different
74 4. M1 (presumably) does some I2C transfers as part of its select.
75 These transfers are normal I2C transfers that locks the parent
114 number (one, in most cases) of I2C transfers. Unrelated I2C transfers
130 has to ensure that any and all I2C transfers through that parent
131 adapter during the transaction are unlocked I2C transfers (using e.g.
154 5. If M1 does any I2C transfers (on this root adapter) as part of
155 its select, those transfers must be unlocked I2C transfers so
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/linux/Documentation/driver-api/dmaengine/
H A Dprovider.rst11 They have a given number of channels to use for the DMA transfers, and
41 really efficient, you'll get several bigger transfers. This is done
44 transfer into smaller sub-transfers.
46 Our theoretical DMA controller would then only be able to do transfers
48 transfers we usually have are not, and want to copy data from
52 DMAEngine, at least for mem2dev transfers, require support for
80 memory-to-device (mem2dev) kind of transfers. Most devices often
81 support other kind of transfers or memory operations that dmaengine
91 Over time, the need for memory to device transfers arose, and
125 (i.e. excluding mem2mem transfers)
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H A Dpxa_dma.rst19 b) All transfers having asked for confirmation should be signaled
115 This will speed up residue calculation, for large transfers such as video
129 - calling all the transfer callbacks of finished transfers, based on
138 transfers will be scanned for all of their descriptors against the
144 - there are not "acked" transfers (tx0)
/linux/Documentation/usb/
H A Dohci.rst22 - interrupt transfers can be larger, and can be queued
29 transfers. Previously, using periods of one frame would risk data loss due
30 to overhead in IRQ processing. When interrupt transfers are queued, those
31 risks can be minimized by making sure the hardware always has transfers to
H A Dehci.rst59 and interrupt transfers, including requests to USB 1.1 devices through
67 transfers can't share much code with the code for high speed ISO transfers,
74 Transfers of all types can be queued. This means that control transfers
76 ones from another driver, and that interrupt transfers can use periods
88 transactions (interrupt and isochronous transfers). These place some
125 and bulk transfers. Shows each active qh and the qtds
130 and isochronous transfers. Doesn't show qtds.
140 can't, such as "high bandwidth" periodic (interrupt or ISO) transfers.
142 periodic transfers) use different encodings when operating at high speed.
160 Bulk transfers are most often used where throughput is an issue. It's
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/linux/Documentation/ABI/testing/
H A Dsysfs-bus-mdio10 What: /sys/bus/mdio_bus/devices/.../statistics/transfers
11 What: /sys/class/mdio_bus/.../transfers
16 Total number of transfers for this MDIO bus.
48 Total number of transfers for this MDIO bus address.
H A Dsysfs-bus-fsi-devices-sbefifo8 occurred and no transfers have completed since the timeout. A
10 has, more recent transfers have completed successfully.
H A Dsysfs-module18 Description: Maximum time allowed for periodic transfers per microframe (μs)
21 USB 2.0 sets maximum allowed time for periodic transfers per
/linux/Documentation/core-api/
H A Ddma-isa-lpc.rst7 This document describes how to do DMA transfers using the old ISA DMA
22 The second contains the routines specific to ISA DMA transfers. Since
34 (You usually need a special buffer for DMA transfers instead of
69 8-bit transfers and the upper four are for 16-bit transfers.
80 The ability to use 16-bit or 8-bit transfers is _not_ up to you as a
105 be 16-bit aligned for 16-bit transfers) and how many bytes to
/linux/drivers/usb/gadget/udc/
H A DKconfig142 zero (for control transfers).
163 supports both full and high speed USB 2.0 data transfers.
175 that supports both full and high speed USB 2.0 data transfers.
200 that supports super, high, and full speed USB 3.0 data transfers.
225 control transfers).
284 supports both full and high speed USB 2.0 data transfers.
334 both full and high speed USB 2.0 data transfers.
357 supports both full and high speed USB 2.0 data transfers.
360 (for control transfers) and several endpoints with dedicated
367 data transfers.
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/linux/Documentation/devicetree/bindings/dma/
H A Dst_fdma.txt59 0x0: no address increment between transfers
60 0x1: increment address between transfers
64 4. transfers type
H A Dadi,axi-dmac.txt33 transfers.
34 - adi,2d: Must be set if the channel supports hardware 2D DMA transfers.
/linux/Documentation/driver-api/usb/
H A DURB.rst67 // (IN) buffer used for data transfers
78 // Only for PERIODIC transfers (ISO, INTERRUPT)
150 - Too many queued ISO transfers (``-EAGAIN``)
224 transferred. That's because USB transfers are packetized; it might take
239 How to do isochronous (ISO) transfers?
243 have to set ``urb->interval`` to say how often to make transfers; it's
249 For ISO transfers you also have to fill a :c:type:`usb_iso_packet_descriptor`
275 How to start interrupt (INT) transfers?
278 Interrupt transfers, like isochronous transfers, are periodic, and happen
/linux/drivers/rapidio/
H A DKconfig35 than Maintenance transfers.
44 transfers to/from target RIO devices. RapidIO uses NREAD and
47 capable to perform data transfers to/from RapidIO.
/linux/Documentation/driver-api/rapidio/
H A Dmport_cdev.rst49 - Allocate/Free contiguous DMA coherent memory buffer for DMA data transfers
51 - Initiate DMA data transfers to/from remote RapidIO devices (RIO_TRANSFER).
75 specific DMA engine support and therefore DMA data transfers mport_cdev driver
109 - Add memory mapped DMA data transfers as an option when RapidIO-specific DMA
/linux/Documentation/fb/
H A Dudlfb.rst15 pixels line-by-line via USB bulk transfers.
17 Because of the efficiency of bulk transfers and a protocol on top that
22 Mode setting, EDID read, etc are other bulk or control transfers. Mode
46 Writes need to be detected and encoded into USB bulk transfers by the CPU.
127 do not transmit. Spends host memory to save USB transfers.
/linux/include/linux/spi/
H A Dspi.h72 u64_stats_t transfers; member
1127 struct list_head transfers; member
1177 INIT_LIST_HEAD(&m->transfers); in spi_message_init_no_memset()
1190 list_add_tail(&t->transfer_list, &m->transfers); in spi_message_add_tail()
1665 return list_is_last(&xfer->transfer_list, &ctlr->cur_msg->transfers); in spi_transfer_is_last()
/linux/drivers/usb/musb/
H A DKconfig144 Enable DMA transfers on UX500 platforms.
150 Enable DMA transfers using Mentor's engine.
162 Enable DMA transfers on TUSB 6010 when OMAP DMA is available.
/linux/drivers/staging/greybus/
H A Dspilib.c131 if (last_xfer == list_last_entry(&msg->transfers, in setup_next_xfer()
154 if (xfer == list_last_entry(&msg->transfers, struct spi_transfer, in get_next_xfer()
242 gb_xfer = &request->transfers[0]; in gb_spi_operation_create()
336 spi->first_xfer = list_first_entry_or_null(&msg->transfers, in gb_spi_transfer_one_message()

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