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Searched refs:rbuf (Results 1 – 25 of 78) 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.c1924 struct scsi_cmnd *cmd, u8 *rbuf)) in ata_scsi_rbuf_fill() argument
1957 struct scsi_cmnd *cmd, u8 *rbuf) in ata_scsiop_inq_std() argument
2009 memcpy(rbuf, hdr, sizeof(hdr)); in ata_scsiop_inq_std()
2010 memcpy(&rbuf[8], "ATA ", 8); in ata_scsiop_inq_std()
2011 ata_id_string(dev->id, &rbuf[16], ATA_ID_PROD, 16); in ata_scsiop_inq_std()
2014 ata_id_string(dev->id, &rbuf[32], ATA_ID_FW_REV + 2, 4); in ata_scsiop_inq_std()
2015 if (strncmp(&rbuf[32], " ", 4) == 0) in ata_scsiop_inq_std()
2016 ata_id_string(dev->id, &rbuf[32], ATA_ID_FW_REV, 4); in ata_scsiop_inq_std()
2018 if (rbuf[32] == 0 || rbuf[32] == ' ') in ata_scsiop_inq_std()
2019 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/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/sound/isa/wavefront/
H A Dwavefront_synth.c334 int cmd, unsigned char *rbuf, unsigned char *wbuf) in snd_wavefront_cmd() argument
355 wfcmd->write_cnt = (unsigned long) rbuf; in snd_wavefront_cmd()
356 rbuf = NULL; in snd_wavefront_cmd()
421 rbuf[0] = WF_ST_EMPTY; in snd_wavefront_cmd()
450 rbuf[i] = c; in snd_wavefront_cmd()
453 DPRINT (WF_DEBUG_DATA, "read[%d] = 0x%x\n",i, rbuf[i]); in snd_wavefront_cmd()
620 unsigned char rbuf[32], wbuf[32]; in wavefront_get_sample_status() local
625 if (snd_wavefront_cmd (dev, WFC_GET_NSAMPLES, rbuf, wbuf)) { in wavefront_get_sample_status()
637 if (snd_wavefront_cmd (dev, WFC_IDENTIFY_SAMPLE_TYPE, rbuf, wbuf)) { in wavefront_get_sample_status()
644 dev->sample_status[i] = (WF_SLOT_FILLED|rbuf[0]); in wavefront_get_sample_status()
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/linux/drivers/hwtracing/coresight/
H A Dcoresight-tmc-core.c158 struct tmc_resrv_buf *rbuf = &drvdata->resrv_buf; in tmc_get_resvbuf_trace() local
160 if (pos + actual > rbuf->len) in tmc_get_resvbuf_trace()
161 actual = rbuf->len - pos; in tmc_get_resvbuf_trace()
166 offset = rbuf->offset + pos; in tmc_get_resvbuf_trace()
167 if (offset >= rbuf->size) in tmc_get_resvbuf_trace()
168 offset -= rbuf->size; in tmc_get_resvbuf_trace()
171 actual = (actual < (rbuf->size - offset)) ? in tmc_get_resvbuf_trace()
172 actual : rbuf->size - offset; in tmc_get_resvbuf_trace()
174 *bufpp = (char *)rbuf->vaddr + offset; in tmc_get_resvbuf_trace()
185 struct tmc_resrv_buf *rbuf; in tmc_prepare_crashdata() local
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/linux/drivers/tty/
H A Dn_hdlc.c430 struct n_hdlc_buf *rbuf; in n_hdlc_tty_read() local
434 rbuf = *cookie; in n_hdlc_tty_read()
435 if (rbuf) in n_hdlc_tty_read()
450 rbuf = n_hdlc_buf_get(&n_hdlc->rx_buf_list); in n_hdlc_tty_read()
451 if (rbuf) in n_hdlc_tty_read()
471 if (!rbuf) in n_hdlc_tty_read()
473 *cookie = rbuf; in n_hdlc_tty_read()
477 if (offset >= rbuf->count) in n_hdlc_tty_read()
486 ret = rbuf->count - offset; in n_hdlc_tty_read()
489 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.c198 char *rbuf; in ima_init_crypto()
215 rbuf = kzalloc(PAGE_SIZE, GFP_KERNEL); in ima_free_tfm()
216 if (!rbuf) in ima_free_tfm()
222 rbuf_len = integrity_kernel_read(file, offset, rbuf, PAGE_SIZE);
233 rc = crypto_shash_update(shash, rbuf, rbuf_len);
237 kfree(rbuf);
329 char *rbuf[2] = { NULL, }; ima_calc_file_hash_atfm() local
456 char *rbuf; ima_calc_file_hash_tfm() local
/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/virt/coco/sev-guest/
H A Dsev-guest.c451 void *rbuf __free(kvfree) = kvzalloc(rep_len, GFP_KERNEL); in sev_svsm_report_new()
459 if (!rbuf || !mbuf || (certs_len && !cbuf)) { in sev_svsm_report_new()
464 memcpy(rbuf, rep, rep_len); in sev_svsm_report_new()
465 report->outblob = no_free_ptr(rbuf); in sev_svsm_report_new()
541 void *rbuf __free(kvfree) = kvzalloc(hdr.report_size, GFP_KERNEL); in sev_report_new()
542 if (!rbuf) in sev_report_new()
545 memcpy(rbuf, buf + sizeof(hdr), hdr.report_size); in sev_report_new()
546 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/tools/testing/vsock/
H A Dvsock_test_zerocopy.c407 char rbuf[PAGE_SIZE + 1]; in test_stream_msgzcopy_mangle_server() local
420 recv_buf(fd, rbuf, PAGE_SIZE + 1, 0, PAGE_SIZE + 1); in test_stream_msgzcopy_mangle_server()
422 recv_buf(fd, rbuf, GOOD_COPY_LEN, 0, GOOD_COPY_LEN); in test_stream_msgzcopy_mangle_server()
424 local_hash = hash_djb2(rbuf, GOOD_COPY_LEN); in test_stream_msgzcopy_mangle_server()
/linux/kernel/
H A Drelay.c708 struct rchan_buf *rbuf; in relay_stats() local
714 rbuf = *per_cpu_ptr(chan->buf, 0); in relay_stats()
716 count = rbuf->stats.full_count; in relay_stats()
718 count = rbuf->stats.big_count; in relay_stats()
721 rbuf = *per_cpu_ptr(chan->buf, i); in relay_stats()
722 if (rbuf) { in relay_stats()
724 count += rbuf->stats.full_count; in relay_stats()
726 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()
1219 prm->rbuf = kcalloc(params->req_number, prm->max_psize, in g_audio_setup()
1221 if (!prm->rbuf) { in g_audio_setup()
1243 prm->rbuf = kcalloc(params->req_number, prm->max_psize, in g_audio_setup()
1245 if (!prm->rbuf) { in g_audio_setup()
1430 kfree(uac->p_prm.rbuf); in g_audio_setup()
1431 kfree(uac->c_prm.rbuf); in g_audio_setup()
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/linux/drivers/infiniband/hw/irdma/
H A Dcm.c2513 struct irdma_puda_buf *rbuf) in irdma_handle_rst_pkt() argument
2571 struct irdma_puda_buf *rbuf) in irdma_handle_rcv_mpa() argument
2574 int datasize = rbuf->datalen; in irdma_handle_rcv_mpa()
2575 u8 *dataloc = rbuf->data; in irdma_handle_rcv_mpa()
2680 struct irdma_puda_buf *rbuf) in irdma_handle_syn_pkt() argument
2682 struct tcphdr *tcph = (struct tcphdr *)rbuf->tcph; in irdma_handle_syn_pkt()
2746 struct irdma_puda_buf *rbuf) in irdma_handle_synack_pkt() argument
2748 struct tcphdr *tcph = (struct tcphdr *)rbuf->tcph; in irdma_handle_synack_pkt()
2819 struct irdma_puda_buf *rbuf) in irdma_handle_ack_pkt() argument
2821 struct tcphdr *tcph = (struct tcphdr *)rbuf->tcph; in irdma_handle_ack_pkt()
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