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Searched refs:rbuf (Results 1 – 25 of 81) sorted by relevance

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/linux/include/media/
H A Ddvb_ringbuffer.h61 extern void dvb_ringbuffer_init(struct dvb_ringbuffer *rbuf, void *data,
69 extern int dvb_ringbuffer_empty(struct dvb_ringbuffer *rbuf);
78 extern ssize_t dvb_ringbuffer_free(struct dvb_ringbuffer *rbuf);
87 extern ssize_t dvb_ringbuffer_avail(struct dvb_ringbuffer *rbuf);
98 extern void dvb_ringbuffer_reset(struct dvb_ringbuffer *rbuf);
109 extern void dvb_ringbuffer_flush(struct dvb_ringbuffer *rbuf);
117 extern void dvb_ringbuffer_flush_spinlock_wakeup(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
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/linux/drivers/ata/
H A Dlibata-scsi.c1797 struct scsi_cmnd *cmd, u8 *rbuf)) in ata_scsi_rbuf_fill() argument
1830 struct scsi_cmnd *cmd, u8 *rbuf) in ata_scsiop_inq_std() argument
1882 memcpy(rbuf, hdr, sizeof(hdr)); in ata_scsiop_inq_std()
1883 memcpy(&rbuf[8], "ATA ", 8); in ata_scsiop_inq_std()
1884 ata_id_string(dev->id, &rbuf[16], ATA_ID_PROD, 16); in ata_scsiop_inq_std()
1887 ata_id_string(dev->id, &rbuf[32], ATA_ID_FW_REV + 2, 4); in ata_scsiop_inq_std()
1888 if (strncmp(&rbuf[32], " ", 4) == 0) in ata_scsiop_inq_std()
1889 ata_id_string(dev->id, &rbuf[32], ATA_ID_FW_REV, 4); in ata_scsiop_inq_std()
1891 if (rbuf[32] == 0 || rbuf[32] == ' ') in ata_scsiop_inq_std()
1892 memcpy(&rbuf[32], "n/a ", 4); in ata_scsiop_inq_std()
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/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 Dlmedm04.c141 u8 *wbuf, int wlen, u8 *rbuf, int rlen) in lme2510_usb_talk() argument
159 memcpy(rbuf, st->usb_buffer, rlen); in lme2510_usb_talk()
184 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
289 rbuf = (u8 *) lme_urb->transfer_buffer; in lme2510_int_response()
295 ibuf = (u8 *)&rbuf[i*8]; in lme2510_int_response()
418 static u8 rbuf[1]; in lme2510_pid_filter_ctrl() local
427 sizeof(clear_pid_reg), rbuf, sizeof(rbuf)); in lme2510_pid_filter_ctrl()
486 u8 *wbuf, int wlen, u8 *rbuf, int rlen) in lme2510_msg() argument
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/linux/drivers/i2c/busses/
H A Di2c-usbio.c86 struct usbio_i2c_rw *rbuf = i2c->rwbuf; in usbio_i2c_read() local
89 rbuf->busid = i2c->adev->id; in usbio_i2c_read()
90 rbuf->config = cpu_to_le16(msg->addr); in usbio_i2c_read()
91 rbuf->size = cpu_to_le16(msg->len); in usbio_i2c_read()
103 rbuf, len == 0 ? sizeof(*rbuf) : 0, in usbio_i2c_read()
104 rbuf, sizeof(*rbuf) + rxchunk); in usbio_i2c_read()
108 memcpy(&msg->buf[len], rbuf->data, rxchunk); in usbio_i2c_read()
116 rbuf, sizeof(*rbuf), rbuf, sizeof(*rbuf) + msg->len); in usbio_i2c_read()
117 if (ret != sizeof(*rbuf) + msg->len) in usbio_i2c_read()
120 memcpy(msg->buf, rbuf->data, msg->len); in usbio_i2c_read()
/linux/include/linux/platform_data/x86/
H A Dintel_pmc_ipc.h38 static inline int intel_pmc_ipc(struct pmc_ipc_cmd *ipc_cmd, struct pmc_ipc_rbuf *rbuf) in intel_pmc_ipc() argument
54 if (!ipc_cmd || !rbuf) in intel_pmc_ipc()
84 rbuf->buf[0] = objs[1].integer.value; in intel_pmc_ipc()
85 rbuf->buf[1] = objs[2].integer.value; in intel_pmc_ipc()
86 rbuf->buf[2] = objs[3].integer.value; in intel_pmc_ipc()
87 rbuf->buf[3] = objs[4].integer.value; in intel_pmc_ipc()
/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()
/linux/drivers/tty/
H A Dn_hdlc.c429 struct n_hdlc_buf *rbuf; in n_hdlc_tty_read() local
433 rbuf = *cookie; in n_hdlc_tty_read()
434 if (rbuf) in n_hdlc_tty_read()
449 rbuf = n_hdlc_buf_get(&n_hdlc->rx_buf_list); in n_hdlc_tty_read()
450 if (rbuf) in n_hdlc_tty_read()
470 if (!rbuf) in n_hdlc_tty_read()
472 *cookie = rbuf; in n_hdlc_tty_read()
476 if (offset >= rbuf->count) in n_hdlc_tty_read()
485 ret = rbuf->count - offset; in n_hdlc_tty_read()
488 memcpy(kbuf, rbuf->buf+offset, ret); in n_hdlc_tty_read()
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/linux/drivers/video/backlight/
H A Dili922x.c153 unsigned char rbuf[CMD_BUFSIZE]; in ili922x_read_status() local
159 xfer.rx_buf = rbuf; in ili922x_read_status()
181 *rs = (rbuf[2] << 8) + rbuf[3]; in ili922x_read_status()
196 unsigned char rbuf[CMD_BUFSIZE]; in ili922x_read() local
203 xfer_regindex.rx_buf = rbuf; in ili922x_read()
225 xfer_regvalue.rx_buf = &rbuf[send_bytes]; in ili922x_read()
235 *rx = (rbuf[1 + send_bytes] << 8) + rbuf[2 + send_bytes]; in ili922x_read()
250 unsigned char rbuf[CMD_BUFSIZE]; in ili922x_write() local
258 xfer_regindex.rx_buf = rbuf; in ili922x_write()
285 xfer_regvalue.rx_buf = rbuf; in ili922x_write()
/linux/tools/testing/selftests/net/
H A Dpsock_lib.h111 char buf[DATA_LEN], rbuf[DATA_LEN]; in pair_udp_send_char() local
120 if (read(fds[1], rbuf, sizeof(rbuf)) != sizeof(rbuf)) { in pair_udp_send_char()
124 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()
146 char rbuf[1]; in do_recv_verify_empty() local
149 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()
H A Dpsock_snd.c52 static char tbuf[TEST_SZ], rbuf[TEST_SZ]; variable
278 ret = recv(fd, rbuf, sizeof(rbuf), 0); in do_rx()
284 if (memcmp(rbuf, expected, ret)) in do_rx()
/linux/security/integrity/ima/
H A Dima_crypto.c329 char *rbuf[2] = { NULL, }; in ima_calc_file_hash_atfm() local
360 rbuf[0] = ima_alloc_pages(i_size, &rbuf_size[0], 1); in ima_calc_file_hash_atfm()
361 if (!rbuf[0]) { in ima_calc_file_hash_atfm()
373 rbuf[1] = ima_alloc_pages(i_size - rbuf_size[0], in ima_calc_file_hash_atfm()
378 if (!rbuf[1] && offset) { in ima_calc_file_hash_atfm()
389 rc = integrity_kernel_read(file, offset, rbuf[active], in ima_calc_file_hash_atfm()
402 if (rbuf[1] && offset) { in ima_calc_file_hash_atfm()
412 sg_init_one(&sg[0], rbuf[active], rbuf_len); in ima_calc_file_hash_atfm()
417 if (rbuf[1]) in ima_calc_file_hash_atfm()
423 ima_free_pages(rbuf[0], rbuf_size[0]); in ima_calc_file_hash_atfm()
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/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));
/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);
/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()
/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()
/linux/drivers/input/touchscreen/
H A Draydium_i2c_ts.c300 u8 rbuf[5] = { 0 }; in raydium_i2c_query_ts_bootloader_info() local
311 error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, rbuf, 1); in raydium_i2c_query_ts_bootloader_info()
317 error = raydium_i2c_read(client, RM_CMD_BOOT_CHK, rbuf, sizeof(rbuf)); in raydium_i2c_query_ts_bootloader_info()
320 error, rbuf + 1); in raydium_i2c_query_ts_bootloader_info()
323 hw_ver = get_unaligned_be32(rbuf + 1); in raydium_i2c_query_ts_bootloader_info()
443 u8 rbuf[sizeof(ack_ok)]; in raydium_i2c_bl_chk_state() local
454 &rbuf[0], 1); in raydium_i2c_bl_chk_state()
455 if (!error && rbuf[0] == RM_BOOT_RDY) in raydium_i2c_bl_chk_state()
462 rbuf, sizeof(rbuf)); in raydium_i2c_bl_chk_state()
463 if (!error && !memcmp(rbuf, ack_ok, sizeof(ack_ok))) in raydium_i2c_bl_chk_state()
/linux/drivers/virt/coco/sev-guest/
H A Dsev-guest.c449 void *rbuf __free(kvfree) = kvzalloc(rep_len, GFP_KERNEL); in sev_svsm_report_new()
457 if (!rbuf || !mbuf || (certs_len && !cbuf)) { in sev_svsm_report_new()
462 memcpy(rbuf, rep, rep_len); in sev_svsm_report_new()
463 report->outblob = no_free_ptr(rbuf); in sev_svsm_report_new()
539 void *rbuf __free(kvfree) = kvzalloc(hdr.report_size, GFP_KERNEL); in sev_report_new()
540 if (!rbuf) in sev_report_new()
543 memcpy(rbuf, buf + sizeof(hdr), hdr.report_size); in sev_report_new()
544 report->outblob = no_free_ptr(rbuf); in sev_report_new()
/linux/drivers/media/pci/ddbridge/
H A Dddbridge-i2c.c93 i2c->rbuf, msg[0].len); in ddb_i2c_master_xfer()
114 i2c->rbuf, in ddb_i2c_master_xfer()
163 i2c->rbuf = i2c->wbuf; /* + i2c->bsize / 2 */ in ddb_i2c_add()
167 ddbwritel(dev, ((i2c->rbuf & 0xffff) << 16) | (i2c->wbuf & 0xffff), in ddb_i2c_add()
/linux/drivers/target/
H A Dtarget_core_spc.c754 unsigned char *rbuf; in spc_emulate_inquiry() local
795 rbuf = transport_kmap_data_sg(cmd); in spc_emulate_inquiry()
796 if (rbuf) { in spc_emulate_inquiry()
797 memcpy(rbuf, buf, min_t(u32, SE_INQUIRY_BUF, cmd->data_length)); in spc_emulate_inquiry()
1040 unsigned char buf[SE_MODE_PAGE_BUF], *rbuf; in spc_emulate_modesense() local
1151 rbuf = transport_kmap_data_sg(cmd); in spc_emulate_modesense()
1152 if (rbuf) { in spc_emulate_modesense()
1153 memcpy(rbuf, buf, min_t(u32, SE_MODE_PAGE_BUF, cmd->data_length)); in spc_emulate_modesense()
1225 unsigned char *rbuf; in spc_emulate_request_sense() local
1238 rbuf = transport_kmap_data_sg(cmd); in spc_emulate_request_sense()
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/linux/kernel/
H A Drelay.c710 struct rchan_buf *rbuf; in relay_stats() local
716 rbuf = *per_cpu_ptr(chan->buf, 0); in relay_stats()
718 count = rbuf->stats.full_count; in relay_stats()
720 count = rbuf->stats.big_count; in relay_stats()
723 rbuf = *per_cpu_ptr(chan->buf, i); in relay_stats()
724 if (rbuf) { in relay_stats()
726 count += rbuf->stats.full_count; in relay_stats()
728 count += rbuf->stats.big_count; in relay_stats()
/linux/drivers/usb/gadget/function/
H A Du_audio.c48 void *rbuf; member
348 memset(prm->rbuf, 0, prm->max_psize * params->req_number); in uac_pcm_trigger()
627 req->buf = prm->rbuf + i * ep->maxpacket; in u_audio_start_capture()
763 req->buf = prm->rbuf + i * ep->maxpacket; in u_audio_start_playback()
1220 prm->rbuf = kcalloc(params->req_number, prm->max_psize, in g_audio_setup()
1222 if (!prm->rbuf) { in g_audio_setup()
1245 prm->rbuf = kcalloc(params->req_number, prm->max_psize, in g_audio_setup()
1247 if (!prm->rbuf) { in g_audio_setup()
1432 kfree(uac->p_prm.rbuf); in g_audio_setup()
1433 kfree(uac->c_prm.rbuf); in g_audio_setup()
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/linux/fs/f2fs/
H A Dcompress.c198 ret = lzo1x_1_compress(cc->rbuf, cc->rlen, cc->cbuf->cdata, in lzo_compress_pages()
213 dic->rbuf, &dic->rlen); in lzo_decompress_pages()
272 len = LZ4_compress_default(cc->rbuf, cc->cbuf->cdata, cc->rlen, in lz4_compress_pages()
276 len = LZ4_compress_HC(cc->rbuf, cc->cbuf->cdata, cc->rlen, in lz4_compress_pages()
292 ret = LZ4_decompress_safe(dic->cbuf->cdata, dic->rbuf, in lz4_decompress_pages()
379 inbuf.src = cc->rbuf; in zstd_compress_pages()
460 outbuf.dst = dic->rbuf; in zstd_decompress_pages()
504 ret = lzorle1x_1_compress(cc->rbuf, cc->rlen, cc->cbuf->cdata, in lzorle_compress_pages()
651 cc->rbuf = f2fs_vmap(cc->rpages, cc->cluster_size); in f2fs_compress_pages()
652 if (!cc->rbuf) { in f2fs_compress_pages()
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