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Searched refs:nmsgs (Results 1 – 7 of 7) sorted by relevance

/linux/drivers/i2c/
H A Di2c-dev.c244 unsigned nmsgs, struct i2c_msg *msgs) in i2cdev_ioctl_rdwr() argument
253 data_ptrs = kmalloc_array(nmsgs, sizeof(u8 __user *), GFP_KERNEL); in i2cdev_ioctl_rdwr()
258 for (i = 0; i < nmsgs; i++) { in i2cdev_ioctl_rdwr()
306 res = i2c_transfer(client->adapter, msgs, nmsgs); in i2cdev_ioctl_rdwr()
452 if (!rdwr_arg.msgs || rdwr_arg.nmsgs == 0) in i2cdev_ioctl()
459 if (rdwr_arg.nmsgs > I2C_RDWR_IOCTL_MAX_MSGS) in i2cdev_ioctl()
463 rdwr_arg.nmsgs, sizeof(struct i2c_msg)); in i2cdev_ioctl()
467 res = i2cdev_ioctl_rdwr(client, rdwr_arg.nmsgs, rdwr_pa); in i2cdev_ioctl()
527 u32 nmsgs; member
549 if (!rdwr_arg.msgs || rdwr_arg.nmsgs == 0) in compat_i2cdev_ioctl()
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H A Di2c-core-smbus.c336 int nmsgs = read_write == I2C_SMBUS_READ ? 2 : 1; in i2c_smbus_xfer_emulated() local
362 nmsgs = 1; in i2c_smbus_xfer_emulated()
368 nmsgs = 1; in i2c_smbus_xfer_emulated()
389 nmsgs = 2; /* Special case */ in i2c_smbus_xfer_emulated()
416 nmsgs = 2; /* Another special case */ in i2c_smbus_xfer_emulated()
460 if (nmsgs == 1) /* Write only */ in i2c_smbus_xfer_emulated()
466 if (msg[nmsgs - 1].flags & I2C_M_RD) in i2c_smbus_xfer_emulated()
467 msg[nmsgs - 1].len++; in i2c_smbus_xfer_emulated()
470 status = __i2c_transfer(adapter, msg, nmsgs); in i2c_smbus_xfer_emulated()
473 if (status != nmsgs) { in i2c_smbus_xfer_emulated()
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/linux/drivers/i2c/busses/
H A Di2c-xiic.c91 unsigned int nmsgs; member
622 if (i2c->nmsgs == 1) { in xiic_read_rx()
691 if (!xiic_tx_space(i2c) && i2c->nmsgs == 1) { in xiic_fill_tx_fifo()
723 i2c->nmsgs = 0; in xiic_wakeup()
752 i2c->tx_msg, i2c->nmsgs); in xiic_process()
809 __func__, i2c->nmsgs); in xiic_process()
815 if (i2c->nmsgs > 1) { in xiic_process()
816 i2c->nmsgs--; in xiic_process()
842 __func__, i2c->nmsgs); in xiic_process()
846 if (i2c->nmsgs > 1 && (pend & XIIC_INTR_TX_EMPTY_MASK)) { in xiic_process()
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H A Di2c-cgbc.c73 int nmsgs; member
241 if (i2c->nmsgs == 1) in cgbc_i2c_xfer_msg()
261 if (i2c->nmsgs > 1 || msg->len - i2c->pos > max_len) in cgbc_i2c_xfer_msg()
284 i2c->nmsgs--; in cgbc_i2c_xfer_msg()
290 if (i2c->nmsgs == 0) in cgbc_i2c_xfer_msg()
309 i2c->nmsgs = num; in cgbc_i2c_xfer()
/linux/include/uapi/linux/
H A Di2c-dev.h52 __u32 nmsgs; /* number of i2c_msgs */ member
/linux/sound/virtio/
H A Dvirtio_pcm.h62 unsigned int nmsgs; member
/linux/Documentation/i2c/
H A Ddev-interface.rst134 int nmsgs; /* number of messages to exchange */