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Searched refs:read_len (Results 1 – 25 of 57) sorted by relevance

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/openbmc/linux/drivers/iio/imu/st_lsm6dsx/
H A Dst_lsm6dsx_buffer.c326 unsigned int word_len, read_len = 0; in st_lsm6dsx_read_block() local
329 while (read_len < data_len) { in st_lsm6dsx_read_block()
330 word_len = min_t(unsigned int, data_len - read_len, in st_lsm6dsx_read_block()
332 err = st_lsm6dsx_read_locked(hw, addr, data + read_len, in st_lsm6dsx_read_block()
336 read_len += word_len; in st_lsm6dsx_read_block()
354 int err, sip, acc_sip, gyro_sip, ts_sip, ext_sip, read_len, offset; in st_lsm6dsx_read_fifo() local
382 for (read_len = 0; read_len < fifo_len; read_len += pattern_len) { in st_lsm6dsx_read_fifo()
506 return read_len; in st_lsm6dsx_read_fifo()
585 int i, err, read_len; in st_lsm6dsx_read_tagged_fifo() local
604 for (read_len = 0; read_len < fifo_len; read_len += pattern_len) { in st_lsm6dsx_read_tagged_fifo()
[all …]
/openbmc/linux/drivers/net/wireless/st/cw1200/
H A Dbh.c236 size_t read_len = 0; in cw1200_bh_rx_helper() local
247 read_len = (*ctrl_reg & ST90TDS_CONT_NEXT_LEN_MASK) * 2; in cw1200_bh_rx_helper()
248 if (!read_len) in cw1200_bh_rx_helper()
251 if (WARN_ON((read_len < sizeof(struct wsm_hdr)) || in cw1200_bh_rx_helper()
252 (read_len > EFFECTIVE_BUF_SIZE))) { in cw1200_bh_rx_helper()
254 read_len, *ctrl_reg); in cw1200_bh_rx_helper()
261 read_len = read_len + 2; in cw1200_bh_rx_helper()
264 priv->hwbus_priv, read_len); in cw1200_bh_rx_helper()
277 skb_put(skb_rx, read_len); in cw1200_bh_rx_helper()
293 if (WARN_ON(wsm_len > read_len)) in cw1200_bh_rx_helper()
/openbmc/linux/drivers/crypto/caam/
H A Dcaamrng.c179 int read_len; in test_len() local
186 read_len = rng->read(rng, buf, len, wait); in test_len()
188 if (read_len < 0 || (read_len == 0 && wait)) { in test_len()
190 read_len); in test_len()
197 buf, read_len, 1); in test_len()
199 len = len - read_len; in test_len()
/openbmc/linux/drivers/net/wireless/silabs/wfx/
H A Dbh.c63 static int rx_helper(struct wfx_dev *wdev, size_t read_len, int *is_cnf) in rx_helper() argument
72 WARN(read_len > round_down(0xFFF, 2) * sizeof(u16), "request exceed the chip capability"); in rx_helper()
75 alloc_len = wdev->hwbus_ops->align_size(wdev->hwbus_priv, read_len + 2); in rx_helper()
88 if (WARN(read_len < sizeof(struct wfx_hif_msg), "corrupted read")) in rx_helper()
92 if (computed_len != read_len) { in rx_helper()
94 computed_len, read_len); in rx_helper()
96 hif, read_len, true); in rx_helper()
/openbmc/u-boot/drivers/usb/emul/
H A Dsandbox_flash.c57 int read_len; member
232 priv->read_len = transfer_len; in handle_read()
311 priv->read_len = 0; in sandbox_flash_bulk()
334 len, priv->alloc_len, priv->read_len); in sandbox_flash_bulk()
335 if (priv->read_len) { in sandbox_flash_bulk()
341 priv->read_len -= len / SANDBOX_FLASH_BLOCK_LEN; in sandbox_flash_bulk()
342 if (!priv->read_len) in sandbox_flash_bulk()
/openbmc/linux/tools/testing/selftests/cachestat/
H A Dtest_cachestat.c60 ssize_t read_len = read(random_fd, cursor, remained); in write_exactly() local
62 if (read_len <= 0) { in write_exactly()
68 remained -= read_len; in write_exactly()
69 cursor += read_len; in write_exactly()
/openbmc/linux/drivers/i2c/busses/
H A Di2c-cp2615.c53 u8 tag, i2caddr, read_len, write_len; member
75 u8 read_len; member
165 memcpy(buf, &i2c_r->data, i2c_r->read_len); in cp2615_i2c_recv()
229 i2c_w.read_len = msg->len; in cp2615_i2c_master_xfer()
232 i2c_w.read_len = 0; in cp2615_i2c_master_xfer()
/openbmc/linux/mm/
H A Dshrinker_debug.c113 unsigned long nr_to_scan = 0, ino, read_len; in shrinker_debugfs_scan_write() local
122 read_len = size < (sizeof(kbuf) - 1) ? size : (sizeof(kbuf) - 1); in shrinker_debugfs_scan_write()
123 if (copy_from_user(kbuf, buf, read_len)) in shrinker_debugfs_scan_write()
125 kbuf[read_len] = '\0'; in shrinker_debugfs_scan_write()
/openbmc/linux/drivers/iio/adc/
H A Dbcm_iproc_adc.c228 int read_len = 0; in iproc_adc_do_read() local
309 read_len = -EIO; in iproc_adc_do_read()
320 read_len = sizeof(*p_adc_data); in iproc_adc_do_read()
329 read_len = -ETIMEDOUT; in iproc_adc_do_read()
334 return read_len; in iproc_adc_do_read()
349 return read_len; in iproc_adc_do_read()
/openbmc/qemu/audio/
H A Dsdlaudio.c278 size_t read_len = MIN(len, MIN(hw->size_emul - hw->pos_emul, in sdl_callback_in() local
281 memcpy(hw->buf_emul + hw->pos_emul, buf, read_len); in sdl_callback_in()
283 hw->pending_emul += read_len; in sdl_callback_in()
284 hw->pos_emul = (hw->pos_emul + read_len) % hw->size_emul; in sdl_callback_in()
285 len -= read_len; in sdl_callback_in()
286 buf += read_len; in sdl_callback_in()
/openbmc/u-boot/drivers/spi/
H A Dcadence_qspi_apb.c440 unsigned int read_len; in cadence_qspi_apb_command_read() local
463 read_len = (rxlen > 4) ? 4 : rxlen; in cadence_qspi_apb_command_read()
464 memcpy(rxbuf, &reg, read_len); in cadence_qspi_apb_command_read()
465 rxbuf += read_len; in cadence_qspi_apb_command_read()
470 read_len = rxlen - read_len; in cadence_qspi_apb_command_read()
471 memcpy(rxbuf, &reg, read_len); in cadence_qspi_apb_command_read()
/openbmc/linux/drivers/input/mouse/
H A Dcyapa_gen6.c561 u16 read_offset, u16 read_len, u8 data_id, in cyapa_pip_retrieve_data_structure() argument
580 put_unaligned_le16(read_len, &cmd.read_length); in cyapa_pip_retrieve_data_structure()
594 read_len = get_unaligned_le16(&resp_data[7]); in cyapa_pip_retrieve_data_structure()
595 if (*data_buf_lens < read_len) { in cyapa_pip_retrieve_data_structure()
596 *data_buf_lens = read_len; in cyapa_pip_retrieve_data_structure()
600 memcpy(data, &resp_data[10], read_len); in cyapa_pip_retrieve_data_structure()
601 *data_buf_lens = read_len; in cyapa_pip_retrieve_data_structure()
H A Dcyapa_gen5.c1941 int read_len; in cyapa_gen5_read_idac_data() local
2017 read_len = read_elements * (*data_size); in cyapa_gen5_read_idac_data()
2020 put_unaligned_le16(read_len, &cmd_head->parameter_data[2]); in cyapa_gen5_read_idac_data()
2022 resp_len = GEN5_RESP_DATA_STRUCTURE_OFFSET + read_len; in cyapa_gen5_read_idac_data()
2033 read_len = get_unaligned_le16(&resp_data[7]); in cyapa_gen5_read_idac_data()
2034 if (read_len == 0) in cyapa_gen5_read_idac_data()
2038 if (read_len < *data_size) in cyapa_gen5_read_idac_data()
2058 offset += read_len; in cyapa_gen5_read_idac_data()
2059 for (i = 10; i < (read_len + GEN5_RESP_DATA_STRUCTURE_OFFSET); in cyapa_gen5_read_idac_data()
2217 int read_len; in cyapa_gen5_read_panel_scan_raw_data() local
[all …]
/openbmc/linux/drivers/fsi/
H A Dfsi-core.c561 size_t total_len, read_len; in fsi_slave_sysfs_raw_read() local
570 for (total_len = 0; total_len < count; total_len += read_len) { in fsi_slave_sysfs_raw_read()
571 read_len = aligned_access_size(off, count - total_len); in fsi_slave_sysfs_raw_read()
573 rc = fsi_slave_read(slave, off, buf + total_len, read_len); in fsi_slave_sysfs_raw_read()
577 off += read_len; in fsi_slave_sysfs_raw_read()
664 size_t total_len, read_len; in cfam_read() local
674 for (total_len = 0; total_len < count; total_len += read_len) { in cfam_read()
677 read_len = min_t(size_t, count, 4); in cfam_read()
678 read_len -= off & 0x3; in cfam_read()
680 rc = fsi_slave_read(slave, off, &data, read_len); in cfam_read()
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/openbmc/linux/kernel/kcsan/
H A Ddebugfs.c226 int read_len = count < (sizeof(kbuf) - 1) ? count : (sizeof(kbuf) - 1); in debugfs_write() local
228 if (copy_from_user(kbuf, buf, read_len)) in debugfs_write()
230 kbuf[read_len] = '\0'; in debugfs_write()
/openbmc/qemu/subprojects/libvduse/
H A Dlibvduse.c469 uint64_t read_len; in vduse_queue_read_indirect_desc() local
480 read_len = len; in vduse_queue_read_indirect_desc()
481 ori_desc = iova_to_va(dev, &read_len, addr); in vduse_queue_read_indirect_desc()
486 memcpy(desc, ori_desc, read_len); in vduse_queue_read_indirect_desc()
487 len -= read_len; in vduse_queue_read_indirect_desc()
488 addr += read_len; in vduse_queue_read_indirect_desc()
489 desc += read_len; in vduse_queue_read_indirect_desc()
650 uint64_t desc_addr, read_len; in vduse_queue_map_desc() local
670 read_len = desc_len; in vduse_queue_map_desc()
671 desc = iova_to_va(dev, &read_len, desc_addr); in vduse_queue_map_desc()
[all …]
/openbmc/qemu/subprojects/libvhost-user/
H A Dlibvhost-user.c2395 uint64_t read_len; in virtqueue_read_indirect_desc() local
2406 read_len = len; in virtqueue_read_indirect_desc()
2407 ori_desc = vu_gpa_to_va(dev, &read_len, addr); in virtqueue_read_indirect_desc()
2412 memcpy(desc, ori_desc, read_len); in virtqueue_read_indirect_desc()
2413 len -= read_len; in virtqueue_read_indirect_desc()
2414 addr += read_len; in virtqueue_read_indirect_desc()
2415 desc += read_len; in virtqueue_read_indirect_desc()
2467 uint64_t desc_addr, read_len; in vu_queue_get_avail_bytes() local
2496 read_len = desc_len; in vu_queue_get_avail_bytes()
2497 desc = vu_gpa_to_va(dev, &read_len, desc_addr); in vu_queue_get_avail_bytes()
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/openbmc/u-boot/drivers/misc/
H A Dcros_ec.c1224 int read_len; in cros_ec_i2c_tunnel() local
1237 read_len = 0; in cros_ec_i2c_tunnel()
1245 read_len += in->len; in cros_ec_i2c_tunnel()
1247 if (sizeof(*r) + read_len > sizeof(response)) { in cros_ec_i2c_tunnel()
1262 r, sizeof(*r) + read_len); in cros_ec_i2c_tunnel()
1272 if (rv < sizeof(*r) + read_len) { in cros_ec_i2c_tunnel()
1278 if (read_len) in cros_ec_i2c_tunnel()
1279 memcpy(read_ptr, r->data, read_len); in cros_ec_i2c_tunnel()
/openbmc/linux/drivers/media/usb/dvb-usb/
H A Dpctv452e.c109 unsigned int write_len, unsigned int read_len) in tt3650_ci_msg() argument
117 if (!data || (write_len > 64 - 4) || (read_len > 64 - 4)) { in tt3650_ci_msg()
135 rlen = (read_len > 0) ? 64 : 0; in tt3650_ci_msg()
145 memcpy(data, buf + 4, read_len); in tt3650_ci_msg()
160 unsigned int read_len) in tt3650_ci_msg_locked() argument
167 ret = tt3650_ci_msg(d, cmd, data, write_len, read_len); in tt3650_ci_msg_locked()
H A Dttusb2.c120 …0_ci_msg(struct dvb_usb_device *d, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len) in tt3650_ci_msg() argument
124 ret = ttusb2_msg(d, cmd, data, write_len, rx, read_len); in tt3650_ci_msg()
126 memcpy(data, rx, read_len); in tt3650_ci_msg()
130 …_locked(struct dvb_ca_en50221 *ca, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len) in tt3650_ci_msg_locked() argument
137 ret = tt3650_ci_msg(d, cmd, data, write_len, read_len); in tt3650_ci_msg_locked()
/openbmc/u-boot/fs/
H A Dfs.c441 loff_t read_len; in fs_read_lmb_check() local
451 read_len = size - offset; in fs_read_lmb_check()
454 if (len && len < read_len) in fs_read_lmb_check()
455 read_len = len; in fs_read_lmb_check()
460 if (lmb_alloc_addr(&lmb, addr, read_len) == addr) in fs_read_lmb_check()
/openbmc/linux/drivers/input/touchscreen/
H A Dilitek_ts_i2c.c96 u8 *data, int read_len) in ilitek_i2c_write_and_read() argument
110 .len = read_len, in ilitek_i2c_write_and_read()
115 if (delay == 0 && write_len > 0 && read_len > 0) { in ilitek_i2c_write_and_read()
128 if (read_len > 0) { in ilitek_i2c_write_and_read()
/openbmc/linux/fs/ceph/
H A Dfile.c1003 u64 read_len = len; in __ceph_sync_read() local
1007 ceph_fscrypt_adjust_off_and_len(inode, &read_off, &read_len); in __ceph_sync_read()
1010 off, len, read_off, read_len); in __ceph_sync_read()
1013 ci->i_vino, read_off, &read_len, 0, 1, in __ceph_sync_read()
1025 if (off + len > read_off + read_len) in __ceph_sync_read()
1026 len = read_off + read_len - off; in __ceph_sync_read()
1031 extent_cnt = __ceph_sparse_read_ext_count(inode, read_len); in __ceph_sync_read()
1039 num_pages = calc_pages_for(read_off, read_len); in __ceph_sync_read()
1048 osd_req_op_extent_osd_data_pages(req, 0, pages, read_len, in __ceph_sync_read()
1058 read_len, ret); in __ceph_sync_read()
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/openbmc/linux/drivers/net/ethernet/netronome/nfp/nfpcore/
H A Dnfp_nsp.c1066 unsigned int len, unsigned int *read_len) in nfp_nsp_read_module_eeprom() argument
1094 *read_len = min_t(unsigned int, len, le16_to_cpu(buf->readlen)); in nfp_nsp_read_module_eeprom()
1095 if (*read_len) in nfp_nsp_read_module_eeprom()
1096 memcpy(data, buf->data, *read_len); in nfp_nsp_read_module_eeprom()
1098 if (!ret && *read_len < len) in nfp_nsp_read_module_eeprom()
/openbmc/linux/drivers/gpu/drm/sun4i/
H A Dsun4i_hdmi_i2c.c40 int read_len = RX_THRESHOLD + in fifo_transfer() local
47 len = min_t(int, len, read ? read_len : SUN4I_HDMI_DDC_FIFO_SIZE); in fifo_transfer()

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