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Searched refs:rbuf (Results 1 – 25 of 116) sorted by relevance

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/openbmc/linux/drivers/media/dvb-core/
H A Ddvb_ringbuffer.c40 rbuf->pread=rbuf->pwrite=0; in dvb_ringbuffer_init()
74 free = READ_ONCE(rbuf->pread) - rbuf->pwrite; in dvb_ringbuffer_free()
138 split = (rbuf->pread + len > rbuf->size) ? rbuf->size - rbuf->pread : 0; in dvb_ringbuffer_read_user()
154 smp_store_release(&rbuf->pread, (rbuf->pread + todo) % rbuf->size); in dvb_ringbuffer_read_user()
164 split = (rbuf->pread + len > rbuf->size) ? rbuf->size - rbuf->pread : 0; in dvb_ringbuffer_read()
175 memcpy(buf, rbuf->data+rbuf->pread, todo); in dvb_ringbuffer_read()
178 smp_store_release(&rbuf->pread, (rbuf->pread + todo) % rbuf->size); in dvb_ringbuffer_read()
187 split = (rbuf->pwrite + len > rbuf->size) ? rbuf->size - rbuf->pwrite : 0; in dvb_ringbuffer_write()
202 smp_store_release(&rbuf->pwrite, (rbuf->pwrite + todo) % rbuf->size); in dvb_ringbuffer_write()
214 split = (rbuf->pwrite + len > rbuf->size) ? rbuf->size - rbuf->pwrite : 0; in dvb_ringbuffer_write_user()
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/openbmc/linux/include/media/
H A Ddvb_ringbuffer.h69 extern int dvb_ringbuffer_empty(struct dvb_ringbuffer *rbuf);
98 extern void dvb_ringbuffer_reset(struct dvb_ringbuffer *rbuf);
109 extern void dvb_ringbuffer_flush(struct dvb_ringbuffer *rbuf);
125 #define DVB_RINGBUFFER_PEEK(rbuf, offs) \ argument
126 ((rbuf)->data[((rbuf)->pread + (offs)) % (rbuf)->size])
134 #define DVB_RINGBUFFER_SKIP(rbuf, num) {\ argument
135 (rbuf)->pread = ((rbuf)->pread + (num)) % (rbuf)->size;\
164 extern void dvb_ringbuffer_read(struct dvb_ringbuffer *rbuf,
177 #define DVB_RINGBUFFER_WRITE_BYTE(rbuf, byte) \ argument
178 { (rbuf)->data[(rbuf)->pwrite] = (byte); \
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/openbmc/linux/drivers/ata/
H A Dlibata-scsi.c1890 if (rbuf[32] == 0 || rbuf[32] == ' ') in ata_scsiop_inq_std()
2047 rbuf[40] = 0x1; in ata_scsiop_inq_89()
2048 rbuf[48] = 0x1; in ata_scsiop_inq_89()
2061 rbuf[1] = 0xb0; in ata_scsiop_inq_b0()
2102 rbuf[1] = 0xb1; in ata_scsiop_inq_b1()
2103 rbuf[3] = 0x3c; in ata_scsiop_inq_b1()
2117 rbuf[3] = 0x4; in ata_scsiop_inq_b2()
2135 rbuf[4] |= 1; in ata_scsiop_inq_b6()
2478 rbuf[0] = p - rbuf - 1; in ata_scsiop_mode_sense()
2485 put_unaligned_be16(p - rbuf - 2, &rbuf[0]); in ata_scsiop_mode_sense()
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/openbmc/linux/drivers/media/usb/dvb-usb-v2/
H A Ddvb_usb_urb.c12 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in dvb_usb_v2_generic_io() argument
39 if (rbuf && rlen) { in dvb_usb_v2_generic_io()
47 rbuf, rlen, &actual_length, 2000); in dvb_usb_v2_generic_io()
54 actual_length, rbuf); in dvb_usb_v2_generic_io()
61 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in dvb_usbv2_generic_rw() argument
66 ret = dvb_usb_v2_generic_io(d, wbuf, wlen, rbuf, rlen); in dvb_usbv2_generic_rw()
86 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in dvb_usbv2_generic_rw_locked() argument
88 return dvb_usb_v2_generic_io(d, wbuf, wlen, rbuf, rlen); in dvb_usbv2_generic_rw_locked()
H A Dau6610.c15 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in au6610_usb_msg() argument
59 rbuf[0] = usb_buf[4]; in au6610_usb_msg()
67 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in au6610_i2c_msg() argument
70 u8 wo = (rbuf == NULL || rlen == 0); /* write-only */ in au6610_i2c_msg()
78 return au6610_usb_msg(d, request, addr, wbuf, wlen, rbuf, rlen); in au6610_i2c_msg()
H A Dlmedm04.c184 static u8 rbuf[1]; in lme2510_enable_pid() local
203 sizeof(pid_buff) , rbuf, sizeof(rbuf)); in lme2510_enable_pid()
271 u8 *ibuf, *rbuf; in lme2510_int_response() local
295 ibuf = (u8 *)&rbuf[i*8]; in lme2510_int_response()
408 static u8 rbuf[1]; in lme2510_pid_filter_ctrl() local
417 sizeof(clear_pid_reg), rbuf, sizeof(rbuf)); in lme2510_pid_filter_ctrl()
563 static u8 rbuf[1]; in lme2510_streaming_ctrl() local
564 int ret = 0, rlen = sizeof(rbuf); in lme2510_streaming_ctrl()
807 static u8 rbuf[1]; in dm04_lme2510_set_voltage() local
815 voltage_high, len, rbuf, rlen); in dm04_lme2510_set_voltage()
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H A Dgl861.c330 u8 wbuf[1], rbuf[2]; in friio_reset() local
363 ret = gl861_ctrl_msg(d, CMD_READ, 0x09 << 9, 0x0100, rbuf, 2); in friio_reset()
366 if (rbuf[0] != 0xff || rbuf[1] != 0xff) in friio_reset()
377 ret = gl861_ctrl_msg(d, CMD_READ, 0x48 << 9, 0x0100, rbuf, 2); in friio_reset()
380 if (rbuf[0] != 0xff || rbuf[1] != 0xff) in friio_reset()
H A Daf9035.c107 memcpy(req->rbuf, &state->buf[ACK_HDR_LEN], req->rlen); in af9035_ctrl_msg()
493 u8 rbuf[4]; in af9035_identify_state() local
495 sizeof(rbuf), rbuf }; in af9035_identify_state()
497 ret = af9035_rd_regs(d, 0x1222, rbuf, 3); in af9035_identify_state()
501 state->chip_version = rbuf[0]; in af9035_identify_state()
502 state->chip_type = rbuf[2] << 8 | rbuf[1] << 0; in af9035_identify_state()
582 dev_dbg(&intf->dev, "reply=%*ph\n", 4, rbuf); in af9035_identify_state()
583 if (rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3]) in af9035_identify_state()
733 u8 rbuf[4]; in af9035_download_firmware() local
809 if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) { in af9035_download_firmware()
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/openbmc/linux/drivers/infiniband/hw/qib/
H A Dqib_common.h759 static inline __u32 qib_hdrget_err_flags(const __le32 *rbuf) in qib_hdrget_err_flags() argument
761 return __le32_to_cpu(rbuf[1]) & QLOGIC_IB_RHF_H_ERR_MASK; in qib_hdrget_err_flags()
764 static inline __u32 qib_hdrget_rcv_type(const __le32 *rbuf) in qib_hdrget_rcv_type() argument
766 return (__le32_to_cpu(rbuf[0]) >> QLOGIC_IB_RHF_RCVTYPE_SHIFT) & in qib_hdrget_rcv_type()
772 return ((__le32_to_cpu(rbuf[0]) >> QLOGIC_IB_RHF_LENGTH_SHIFT) & in qib_hdrget_length_in_bytes()
776 static inline __u32 qib_hdrget_index(const __le32 *rbuf) in qib_hdrget_index() argument
782 static inline __u32 qib_hdrget_seq(const __le32 *rbuf) in qib_hdrget_seq() argument
784 return (__le32_to_cpu(rbuf[1]) >> QLOGIC_IB_RHF_SEQ_SHIFT) & in qib_hdrget_seq()
788 static inline __u32 qib_hdrget_offset(const __le32 *rbuf) in qib_hdrget_offset() argument
794 static inline __u32 qib_hdrget_use_egr_buf(const __le32 *rbuf) in qib_hdrget_use_egr_buf() argument
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/openbmc/linux/drivers/w1/slaves/
H A Dw1_ds2423.c35 u8 rbuf[COUNTER_COUNT * READ_BYTE_COUNT]; in w1_slave_show() local
63 rbuf + (p * READ_BYTE_COUNT), READ_BYTE_COUNT); in w1_slave_show()
67 rbuf[(p * READ_BYTE_COUNT) + ii]); in w1_slave_show()
79 crc = crc16(crc, rbuf, 11); in w1_slave_show()
86 (rbuf + 11) + in w1_slave_show()
94 result |= rbuf[(p * in w1_slave_show()
/openbmc/linux/sound/isa/wavefront/
H A Dwavefront_synth.c356 rbuf = NULL; in snd_wavefront_cmd()
421 rbuf[0] = WF_ST_EMPTY; in snd_wavefront_cmd()
450 rbuf[i] = c; in snd_wavefront_cmd()
666 i, rbuf[0]); in wavefront_get_sample_status()
669 if (rbuf[0] != WF_ST_EMPTY) { in wavefront_get_sample_status()
851 char rbuf[8]; in wavefront_freemem() local
1607 demunge_buf (wc->rbuf, wc->rbuf, WF_PATCH_BYTES); in wavefront_synth_control()
1611 demunge_buf (wc->rbuf, wc->rbuf, WF_PROGRAM_BYTES); in wavefront_synth_control()
1615 demunge_buf (wc->rbuf, wc->rbuf, WF_DRUM_BYTES - 1); in wavefront_synth_control()
2191 rbuf[0], rbuf[1]); in snd_wavefront_detect()
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/openbmc/linux/tools/testing/selftests/net/
H A Dpsock_lib.h115 char buf[DATA_LEN], rbuf[DATA_LEN]; in pair_udp_send_char() local
124 if (read(fds[1], rbuf, sizeof(rbuf)) != sizeof(rbuf)) { in pair_udp_send_char()
128 if (memcmp(buf, rbuf, sizeof(buf))) { in pair_udp_send_char()
H A Dso_txtime.c117 char rbuf[2]; in do_recv_one() local
120 ret = recv(fdr, rbuf, sizeof(rbuf), 0); in do_recv_one()
132 rbuf[0], (long long)tstop, (long long)texpect); in do_recv_one()
134 if (rbuf[0] != ts->data) in do_recv_one()
143 char rbuf[1]; in do_recv_verify_empty() local
146 ret = recv(fdr, rbuf, sizeof(rbuf), 0); in do_recv_verify_empty()
H A Dudpgso_bench_rx.c250 static char rbuf[ETH_MAX_MTU]; in do_flush_udp() local
253 len = cfg_read_all ? sizeof(rbuf) : 0; in do_flush_udp()
257 ret = recv(fd, rbuf, len, MSG_TRUNC | MSG_DONTWAIT); in do_flush_udp()
259 ret = recv_msg(fd, rbuf, len, &gso_size); in do_flush_udp()
271 do_verify_udp(rbuf, ret); in do_flush_udp()
/openbmc/linux/crypto/
H A Dadiantum.c91 } rbuf; member
294 rctx->rbuf.bytes); in adiantum_finish()
305 le128_sub(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest); in adiantum_finish()
306 scatterwalk_map_and_copy(&rctx->rbuf.bignum, req->dst, in adiantum_finish()
348 le128_add(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest); in adiantum_crypt()
353 rctx->rbuf.bytes); in adiantum_crypt()
358 rctx->rbuf.words[4] = cpu_to_le32(1); in adiantum_crypt()
359 rctx->rbuf.words[5] = 0; in adiantum_crypt()
360 rctx->rbuf.words[6] = 0; in adiantum_crypt()
361 rctx->rbuf.words[7] = 0; in adiantum_crypt()
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/openbmc/linux/drivers/video/backlight/
H A Dili922x.c154 unsigned char rbuf[CMD_BUFSIZE]; in ili922x_read_status() local
160 xfer.rx_buf = rbuf; in ili922x_read_status()
182 *rs = (rbuf[2] << 8) + rbuf[3]; in ili922x_read_status()
197 unsigned char rbuf[CMD_BUFSIZE]; in ili922x_read() local
204 xfer_regindex.rx_buf = rbuf; in ili922x_read()
226 xfer_regvalue.rx_buf = &rbuf[send_bytes]; in ili922x_read()
236 *rx = (rbuf[1 + send_bytes] << 8) + rbuf[2 + send_bytes]; in ili922x_read()
251 unsigned char rbuf[CMD_BUFSIZE]; in ili922x_write() local
259 xfer_regindex.rx_buf = rbuf; in ili922x_write()
282 xfer_regvalue.rx_buf = rbuf; in ili922x_write()
/openbmc/linux/security/integrity/ima/
H A Dima_crypto.c334 char *rbuf[2] = { NULL, }; in ima_calc_file_hash_atfm() local
366 if (!rbuf[0]) { in ima_calc_file_hash_atfm()
383 if (!rbuf[1] && offset) { in ima_calc_file_hash_atfm()
407 if (rbuf[1] && offset) { in ima_calc_file_hash_atfm()
422 if (rbuf[1]) in ima_calc_file_hash_atfm()
428 ima_free_pages(rbuf[0], rbuf_size[0]); in ima_calc_file_hash_atfm()
429 ima_free_pages(rbuf[1], rbuf_size[1]); in ima_calc_file_hash_atfm()
461 char *rbuf; in ima_calc_file_hash_tfm() local
478 rbuf = kzalloc(PAGE_SIZE, GFP_KERNEL); in ima_calc_file_hash_tfm()
479 if (!rbuf) in ima_calc_file_hash_tfm()
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/openbmc/linux/drivers/tty/
H A Dn_hdlc.c433 struct n_hdlc_buf *rbuf; in n_hdlc_tty_read() local
437 rbuf = *cookie; in n_hdlc_tty_read()
438 if (rbuf) in n_hdlc_tty_read()
454 if (rbuf) in n_hdlc_tty_read()
474 if (!rbuf) in n_hdlc_tty_read()
476 *cookie = rbuf; in n_hdlc_tty_read()
480 if (offset >= rbuf->count) in n_hdlc_tty_read()
489 ret = rbuf->count - offset; in n_hdlc_tty_read()
492 memcpy(kbuf, rbuf->buf+offset, ret); in n_hdlc_tty_read()
496 if (offset < rbuf->count) in n_hdlc_tty_read()
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/openbmc/linux/drivers/slimbus/
H A Dmessaging.c38 if (msg == NULL || msg->rbuf == NULL) { in slim_msg_response()
45 memcpy(msg->rbuf, reply, len); in slim_msg_response()
188 if (msg->rbuf != NULL) in slim_val_inf_sanity()
200 if (msg->rbuf != NULL && msg->wbuf != NULL) in slim_val_inf_sanity()
275 size_t count, u8 *rbuf, u8 *wbuf) in slim_fill_msg() argument
279 msg->rbuf = rbuf; in slim_fill_msg()
/openbmc/linux/Documentation/driver-api/media/
H A Ddtv-common.rst28 free = dvb_ringbuffer_free(rbuf);
30 count = dvb_ringbuffer_write(rbuf, buffer, buflen);
35 avail = dvb_ringbuffer_avail(rbuf);
37 count = dvb_ringbuffer_read(rbuf, buffer, min(avail, bufsize));
/openbmc/linux/kernel/
H A Drelay.c1078 rbuf->bytes_consumed += bytes_consumed; in relay_consume_bytes()
1080 if (rbuf->bytes_consumed >= rbuf->chan->subbuf_size) { in relay_consume_bytes()
1081 relay_subbufs_consumed(rbuf->chan, rbuf->cpu, 1); in relay_consume_bytes()
1082 rbuf->bytes_consumed %= rbuf->chan->subbuf_size; in relay_consume_bytes()
1089 struct rchan_buf *rbuf; in relay_pipe_buf_release() local
1091 rbuf = (struct rchan_buf *)page_private(buf->page); in relay_pipe_buf_release()
1092 relay_consume_bytes(rbuf, buf->private); in relay_pipe_buf_release()
1116 struct rchan_buf *rbuf = in->private_data; in subbuf_splice_actor() local
1122 size_t padding = rbuf->padding[read_subbuf]; in subbuf_splice_actor()
1136 if (rbuf->subbufs_produced == rbuf->subbufs_consumed) in subbuf_splice_actor()
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/openbmc/linux/drivers/media/common/b2c2/
H A Dflexcop-eeprom.c17 u32 len, u8 *wbuf, u8 *rbuf, int retries)
23 if (eeprom_lrc_read(adapter, addr, len, rbuf, retries) == 1)
34 u8 rbuf[20];
45 return eeprom_lrc_write(adapter, 0x3e4, 20, wbuf, rbuf, 4);
/openbmc/linux/drivers/media/usb/dvb-usb/
H A Ddvb-usb-urb.c12 int dvb_usb_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf, in dvb_usb_generic_rw() argument
41 if (!ret && rbuf && rlen) { in dvb_usb_generic_rw()
48 d->props.generic_bulk_ctrl_endpoint),rbuf,rlen,&actlen, in dvb_usb_generic_rw()
55 debug_dump(rbuf,actlen,deb_xfer); in dvb_usb_generic_rw()
/openbmc/qemu/hw/pci-host/
H A Dgpex-acpi.c131 Aml *method, *crs, *dev, *rbuf; in acpi_dsdt_add_gpex() local
219 rbuf = aml_resource_template(); in acpi_dsdt_add_gpex()
220 aml_append(rbuf, in acpi_dsdt_add_gpex()
230 aml_append(rbuf, in acpi_dsdt_add_gpex()
243 aml_append(rbuf, in acpi_dsdt_add_gpex()
256 aml_append(rbuf, in acpi_dsdt_add_gpex()
264 aml_append(dev, aml_name_decl("_CRS", rbuf)); in acpi_dsdt_add_gpex()
/openbmc/linux/drivers/video/fbdev/omap/
H A Dlcd_mipid.c57 int wlen, u8 *rbuf, int rlen) in mipid_transfer() argument
99 x->rx_buf = &rbuf[1]; in mipid_transfer()
110 rbuf[0] = w & 0xff; in mipid_transfer()
338 u8 rbuf[2]; in ls041y3_esd_check_mode2() local
358 mipid_read(md, rd->cmd, rbuf, 2); in ls041y3_esd_check_mode2()
366 dev_dbg(&md->spi->dev, "ESD mode 2 state %02x\n", rbuf[1]); in ls041y3_esd_check_mode2()
367 if (rbuf[1] == 0x00) in ls041y3_esd_check_mode2()

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