Searched refs:read_len (Results 1 - 25 of 48) sorted by relevance

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/linux-master/drivers/crypto/caam/
H A Dcaamrng.c179 int read_len; local
186 read_len = rng->read(rng, buf, len, wait);
188 if (read_len < 0 || (read_len == 0 && wait)) {
190 read_len);
197 buf, read_len, 1);
199 len = len - read_len;
/linux-master/drivers/net/wireless/st/cw1200/
H A Dbh.c236 size_t read_len = 0; local
247 read_len = (*ctrl_reg & ST90TDS_CONT_NEXT_LEN_MASK) * 2;
248 if (!read_len)
251 if (WARN_ON((read_len < sizeof(struct wsm_hdr)) ||
252 (read_len > EFFECTIVE_BUF_SIZE))) {
254 read_len, *ctrl_reg);
261 read_len = read_len + 2;
264 priv->hwbus_priv, read_len);
277 skb_put(skb_rx, read_len);
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/linux-master/drivers/iio/imu/st_lsm6dsx/
H A Dst_lsm6dsx_buffer.c348 unsigned int word_len, read_len = 0; local
351 while (read_len < data_len) {
352 word_len = min_t(unsigned int, data_len - read_len,
354 err = st_lsm6dsx_read_locked(hw, addr, data + read_len,
358 read_len += word_len;
376 int err, sip, acc_sip, gyro_sip, ts_sip, ext_sip, read_len, offset; local
404 for (read_len = 0; read_len < fifo_len; read_len += pattern_len) {
528 return read_len;
607 int i, err, read_len; local
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/linux-master/drivers/net/wireless/silabs/wfx/
H A Dbh.c63 static int rx_helper(struct wfx_dev *wdev, size_t read_len, int *is_cnf) argument
72 WARN(read_len > round_down(0xFFF, 2) * sizeof(u16), "request exceed the chip capability");
75 alloc_len = wdev->hwbus_ops->align_size(wdev->hwbus_priv, read_len + 2);
88 if (WARN(read_len < sizeof(struct wfx_hif_msg), "corrupted read"))
92 if (computed_len != read_len) {
94 computed_len, read_len);
96 hif, read_len, true);
/linux-master/mm/
H A Dshrinker_debug.c109 unsigned long nr_to_scan = 0, ino, read_len; local
117 read_len = size < (sizeof(kbuf) - 1) ? size : (sizeof(kbuf) - 1);
118 if (copy_from_user(kbuf, buf, read_len))
120 kbuf[read_len] = '\0';
/linux-master/tools/testing/selftests/cachestat/
H A Dtest_cachestat.c59 ssize_t read_len = read(random_fd, cursor, remained); local
61 if (read_len <= 0) {
67 remained -= read_len;
68 cursor += read_len;
/linux-master/drivers/i2c/busses/
H A Di2c-cp2615.c53 u8 tag, i2caddr, read_len, write_len; member in struct:cp2615_i2c_transfer
61 /* read_len or write_len out of range */
75 u8 read_len; member in struct:cp2615_i2c_transfer_result
165 memcpy(buf, &i2c_r->data, i2c_r->read_len);
229 i2c_w.read_len = msg->len;
232 i2c_w.read_len = 0;
260 * the I2C transfer. On top of that, EITHER read_len OR write_len
/linux-master/kernel/kcsan/
H A Ddebugfs.c228 int read_len = count < (sizeof(kbuf) - 1) ? count : (sizeof(kbuf) - 1); local
230 if (copy_from_user(kbuf, buf, read_len))
232 kbuf[read_len] = '\0';
/linux-master/drivers/input/mouse/
H A Dcyapa_gen6.c561 u16 read_offset, u16 read_len, u8 data_id,
580 put_unaligned_le16(read_len, &cmd.read_length);
594 read_len = get_unaligned_le16(&resp_data[7]);
595 if (*data_buf_lens < read_len) {
596 *data_buf_lens = read_len;
600 memcpy(data, &resp_data[10], read_len);
601 *data_buf_lens = read_len;
560 cyapa_pip_retrieve_data_structure(struct cyapa *cyapa, u16 read_offset, u16 read_len, u8 data_id, u8 *data, int *data_buf_lens) argument
H A Dcyapa_gen5.c1941 int read_len; local
2017 read_len = read_elements * (*data_size);
2020 put_unaligned_le16(read_len, &cmd_head->parameter_data[2]);
2022 resp_len = GEN5_RESP_DATA_STRUCTURE_OFFSET + read_len;
2033 read_len = get_unaligned_le16(&resp_data[7]);
2034 if (read_len == 0)
2038 if (read_len < *data_size)
2058 offset += read_len;
2059 for (i = 10; i < (read_len + GEN5_RESP_DATA_STRUCTURE_OFFSET);
2217 int read_len; local
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/linux-master/drivers/iio/adc/
H A Dbcm_iproc_adc.c228 int read_len = 0; local
309 read_len = -EIO;
320 read_len = sizeof(*p_adc_data);
329 read_len = -ETIMEDOUT;
334 return read_len;
349 return read_len;
/linux-master/drivers/fsi/
H A Dfsi-core.c561 size_t total_len, read_len; local
570 for (total_len = 0; total_len < count; total_len += read_len) {
571 read_len = aligned_access_size(off, count - total_len);
573 rc = fsi_slave_read(slave, off, buf + total_len, read_len);
577 off += read_len;
664 size_t total_len, read_len; local
674 for (total_len = 0; total_len < count; total_len += read_len) {
677 read_len = min_t(size_t, count, 4);
678 read_len -= off & 0x3;
680 rc = fsi_slave_read(slave, off, &data, read_len);
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/linux-master/include/uapi/linux/
H A Dtarget_core_user.h128 __u32 read_len; member in struct:tcmu_cmd_entry::__anon4000::__anon4002
/linux-master/drivers/media/usb/dvb-usb/
H A Dttusb2.c120 static int tt3650_ci_msg(struct dvb_usb_device *d, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len) argument
124 ret = ttusb2_msg(d, cmd, data, write_len, rx, read_len);
126 memcpy(data, rx, read_len);
130 static int tt3650_ci_msg_locked(struct dvb_ca_en50221 *ca, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len) argument
137 ret = tt3650_ci_msg(d, cmd, data, write_len, read_len);
H A Dpctv452e.c109 unsigned int write_len, unsigned int read_len)
117 if (!data || (write_len > 64 - 4) || (read_len > 64 - 4)) {
135 rlen = (read_len > 0) ? 64 : 0;
145 memcpy(data, buf + 4, read_len);
160 unsigned int read_len)
167 ret = tt3650_ci_msg(d, cmd, data, write_len, read_len);
108 tt3650_ci_msg(struct dvb_usb_device *d, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len) argument
158 tt3650_ci_msg_locked(struct dvb_ca_en50221 *ca, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len) argument
/linux-master/drivers/media/usb/pvrusb2/
H A Dpvrusb2-hdw.h235 void *read_ptr,unsigned int read_len);
H A Dpvrusb2-hdw.c333 void *read_data,unsigned int read_len);
3585 void *read_data,unsigned int read_len)
3613 if (!read_data) read_len = 0;
3621 if (read_len > PVR2_CTL_BUFFSIZE) {
3628 if ((!write_len) && (!read_len)) {
3642 hdw->cmd_debug_read_len = read_len;
3686 if (read_len) {
3688 memset(hdw->ctl_read_buffer,0x43,read_len);
3695 read_len,
3769 if (read_len
3582 pvr2_send_request_ex(struct pvr2_hdw *hdw, unsigned int timeout,int probe_fl, void *write_data,unsigned int write_len, void *read_data,unsigned int read_len) argument
3815 pvr2_send_request(struct pvr2_hdw *hdw, void *write_data,unsigned int write_len, void *read_data,unsigned int read_len) argument
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/linux-master/include/linux/i3c/
H A Dccc.h92 __be16 read_len; member in struct:i3c_ccc_mrl
/linux-master/drivers/input/touchscreen/
H A Dilitek_ts_i2c.c94 u8 *data, int read_len)
108 .len = read_len,
113 if (delay == 0 && write_len > 0 && read_len > 0) {
126 if (read_len > 0) {
92 ilitek_i2c_write_and_read(struct ilitek_ts_data *ts, u8 *cmd, int write_len, int delay, u8 *data, int read_len) argument
/linux-master/drivers/gpu/drm/sun4i/
H A Dsun4i_hdmi_i2c.c40 int read_len = RX_THRESHOLD + local
47 len = min_t(int, len, read ? read_len : SUN4I_HDMI_DDC_FIFO_SIZE);
/linux-master/drivers/net/ethernet/netronome/nfp/nfpcore/
H A Dnfp_nsp.c1066 unsigned int len, unsigned int *read_len)
1094 *read_len = min_t(unsigned int, len, le16_to_cpu(buf->readlen));
1095 if (*read_len)
1096 memcpy(data, buf->data, *read_len);
1098 if (!ret && *read_len < len)
1064 nfp_nsp_read_module_eeprom(struct nfp_nsp *state, int eth_index, unsigned int offset, void *data, unsigned int len, unsigned int *read_len) argument
H A Dnfp_nsp.h31 unsigned int len, unsigned int *read_len);
/linux-master/drivers/hid/
H A Dhid-ft260.c245 u16 read_len; member in struct:ft260_device
531 dev->read_len = rd_len;
1077 (xfer->length > dev->read_len - dev->read_idx)) {
1087 if (dev->read_idx == dev->read_len)
/linux-master/drivers/spi/
H A Dspi-cadence-quadspi.c515 size_t read_len; local
570 read_len = (n_rx > 4) ? 4 : n_rx;
571 memcpy(rxbuf, &reg, read_len);
572 rxbuf += read_len;
577 read_len = n_rx - read_len;
578 memcpy(rxbuf, &reg, read_len);
/linux-master/drivers/md/
H A Draid1.c599 int read_len; local
609 read_len = raid1_check_read_range(rdev, this_sector, &len);
610 if (read_len > 0) {
611 update_read_sectors(conf, disk, this_sector, read_len);
612 *max_sectors = read_len;
631 int read_len; local
643 read_len = raid1_check_read_range(rdev, this_sector, &len);
644 if (read_len > best_len) {
646 best_len = read_len;
669 int read_len; local
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