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Merged in merlin17/nuttx/ieee802154 (pull request #336)

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wireless/ieee802154: Lots of little fixes and changes to get everything to build

Approved-by: Gregory Nutt <gnutt@nuttx.org>
This commit is contained in:
Anthony Merlino 2017-04-26 16:50:56 +00:00 committed by Gregory Nutt
commit b52de42d16
9 changed files with 1418 additions and 1381 deletions
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4
configs/clicker2-stm32/src/stm32_mrf24j40.c
View File

@ -67,10 +67,6 @@
# error Wireless support requires CONFIG_DRIVERS_WIRELESS # error Wireless support requires CONFIG_DRIVERS_WIRELESS
#endif #endif
#ifndef CONFIG_IEEE802154_DEV
# error IEEE802.15.4 radio character device required (CONFIG_IEEE802154_DEV)
#endif
#if !defined(CONFIG_CLICKER2_STM32_MB1_BEE) && \ #if !defined(CONFIG_CLICKER2_STM32_MB1_BEE) && \
!defined(CONFIG_CLICKER2_STM32_MB2_BEE) !defined(CONFIG_CLICKER2_STM32_MB2_BEE)
# error Only the Mikroe BEE board is supported # error Only the Mikroe BEE board is supported

60
drivers/wireless/ieee802154/mrf24j40.c
View File

@ -56,6 +56,8 @@
#include <nuttx/fs/fs.h> #include <nuttx/fs/fs.h>
#include <nuttx/spi/spi.h> #include <nuttx/spi/spi.h>
#include <nuttx/drivers/iob.h>
#include <nuttx/wireless/ieee802154/mrf24j40.h> #include <nuttx/wireless/ieee802154/mrf24j40.h>
#include <nuttx/wireless/ieee802154/ieee802154_radio.h> #include <nuttx/wireless/ieee802154/ieee802154_radio.h>
#include <nuttx/wireless/ieee802154/ieee802154_mac.h> #include <nuttx/wireless/ieee802154/ieee802154_mac.h>
@ -221,8 +223,7 @@ static int mrf24j40_bind(FAR struct ieee802154_radio_s *radio,
FAR struct ieee802154_radiocb_s *radiocb); FAR struct ieee802154_radiocb_s *radiocb);
static int mrf24j40_ioctl(FAR struct ieee802154_radio_s *radio, int cmd, static int mrf24j40_ioctl(FAR struct ieee802154_radio_s *radio, int cmd,
unsigned long arg); unsigned long arg);
static int mrf24j40_rxenable(FAR struct ieee802154_radio_s *radio, static int mrf24j40_rxenable(FAR struct ieee802154_radio_s *radio);
bool state, FAR struct ieee802154_packet_s *packet);
static int mrf24j40_transmit(FAR struct ieee802154_radio_s *radio, static int mrf24j40_transmit(FAR struct ieee802154_radio_s *radio,
FAR uint8_t *buf, uint16_t buf_len); FAR uint8_t *buf, uint16_t buf_len);
static int mrf24j40_txnotify_csma(FAR struct ieee802154_radio_s *radio); static int mrf24j40_txnotify_csma(FAR struct ieee802154_radio_s *radio);
@ -324,7 +325,7 @@ static int mrf24j40_txnotify_csma(FAR struct ieee802154_radio_s *radio)
static void mrf24j40_dopoll_csma(FAR void *arg) static void mrf24j40_dopoll_csma(FAR void *arg)
{ {
FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)arg; FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)arg;
int ret = 0; int len = 0;
/* Need to get exlusive access to the device so that we can use the copy /* Need to get exlusive access to the device so that we can use the copy
* buffer. * buffer.
@ -338,9 +339,9 @@ static void mrf24j40_dopoll_csma(FAR void *arg)
{ {
/* need to somehow allow for a handle to be passed */ /* need to somehow allow for a handle to be passed */
ret = dev->radiocb->poll_csma(dev->radiocb, &dev->csma_desc.pub, len = dev->radiocb->poll_csma(dev->radiocb, &dev->csma_desc.pub,
&dev->tx_buf[0]); &dev->tx_buf[0]);
if (ret > 0) if (len > 0)
{ {
/* Now the txdesc is in use */ /* Now the txdesc is in use */
@ -348,8 +349,7 @@ static void mrf24j40_dopoll_csma(FAR void *arg)
/* Setup the transaction on the device in the CSMA FIFO */ /* Setup the transaction on the device in the CSMA FIFO */
mrf24j40_csma_setup(dev, &dev->tx_buf[0], mrf24j40_csma_setup(dev, &dev->tx_buf[0], len);
dev->csma_desc.pub.psdu_length);
} }
} }
@ -419,7 +419,7 @@ static void mrf24j40_dopoll_gts(FAR void *arg)
{ {
FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)arg; FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)arg;
int gts = 0; int gts = 0;
int ret = 0; int len = 0;
/* Need to get exclusive access to the device so that we can use the copy /* Need to get exclusive access to the device so that we can use the copy
* buffer. * buffer.
@ -431,9 +431,9 @@ static void mrf24j40_dopoll_gts(FAR void *arg)
{ {
if (!dev->gts_desc[gts].busy) if (!dev->gts_desc[gts].busy)
{ {
ret = dev->radiocb->poll_gts(dev->radiocb, &dev->gts_desc[gts].pub, len = dev->radiocb->poll_gts(dev->radiocb, &dev->gts_desc[gts].pub,
&dev->tx_buf[0]); &dev->tx_buf[0]);
if (ret > 0) if (len > 0)
{ {
/* Now the txdesc is in use */ /* Now the txdesc is in use */
@ -441,8 +441,7 @@ static void mrf24j40_dopoll_gts(FAR void *arg)
/* Setup the transaction on the device in the open GTS FIFO */ /* Setup the transaction on the device in the open GTS FIFO */
mrf24j40_gts_setup(dev, gts, &dev->tx_buf[0], mrf24j40_gts_setup(dev, gts, &dev->tx_buf[0], len);
dev->gts_desc[gts].pub.psdu_length);
} }
} }
} }
@ -1583,27 +1582,18 @@ static void mrf24j40_irqwork_txgts(FAR struct mrf24j40_radio_s *dev,
* *
****************************************************************************/ ****************************************************************************/
static int mrf24j40_rxenable(FAR struct ieee802154_radio_s *radio, bool state, static int mrf24j40_rxenable(FAR struct ieee802154_radio_s *radio)
FAR struct ieee802154_packet_s *packet)
{ {
FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)radio; FAR struct mrf24j40_radio_s *dev = (FAR struct mrf24j40_radio_s *)radio;
uint8_t reg; uint8_t reg;
if (state) mrf24j40_pacontrol(dev, MRF24J40_PA_AUTO);
{
mrf24j40_pacontrol(dev, MRF24J40_PA_AUTO);
radio->rxbuf = packet;
/* Enable rx int */ /* Enable rx int */
reg = mrf24j40_getreg(dev->spi, MRF24J40_INTCON); reg = mrf24j40_getreg(dev->spi, MRF24J40_INTCON);
reg &= ~MRF24J40_INTCON_RXIE; reg &= ~MRF24J40_INTCON_RXIE;
mrf24j40_setreg(dev->spi, MRF24J40_INTCON, reg); mrf24j40_setreg(dev->spi, MRF24J40_INTCON, reg);
}
else
{
radio->rxbuf = NULL;
}
return OK; return OK;
} }
@ -1619,7 +1609,7 @@ static int mrf24j40_rxenable(FAR struct ieee802154_radio_s *radio, bool state,
static void mrf24j40_irqwork_rx(FAR struct mrf24j40_radio_s *dev) static void mrf24j40_irqwork_rx(FAR struct mrf24j40_radio_s *dev)
{ {
FAR struct iob_s *iob; FAR struct iob_s *iob;
struct ieee802154_txdesc_s rxdesc; struct ieee802154_rxdesc_s rxdesc;
uint32_t addr; uint32_t addr;
uint32_t index; uint32_t index;
uint8_t reg; uint8_t reg;
@ -1636,7 +1626,6 @@ static void mrf24j40_irqwork_rx(FAR struct mrf24j40_radio_s *dev)
mrf24j40_setreg(dev->spi, MRF24J40_BBREG1, MRF24J40_BBREG1_RXDECINV); mrf24j40_setreg(dev->spi, MRF24J40_BBREG1, MRF24J40_BBREG1_RXDECINV);
/* Allocate an IOB to put the packet in */ /* Allocate an IOB to put the packet in */
iob = iob_alloc(true); iob = iob_alloc(true);
@ -1675,7 +1664,8 @@ static void mrf24j40_irqwork_rx(FAR struct mrf24j40_radio_s *dev)
/* Callback the receiver in the next highest layer */ /* Callback the receiver in the next highest layer */
dev->radiocb->rx_frame(dev->radiocb, &rxdesc, iob); dev->radiocb->rxframe(dev->radiocb,
(FAR const struct ieee802154_rxdesc_s *)&rxdesc, iob);
/* Enable reception of next packet by flushing the fifo. /* Enable reception of next packet by flushing the fifo.
* This is an MRF24J40 errata (no. 1). * This is an MRF24J40 errata (no. 1).
@ -1831,16 +1821,6 @@ FAR struct ieee802154_radio_s *mrf24j40_init(FAR struct spi_dev_s *spi,
dev->radio.ops = &mrf24j40_devops; dev->radio.ops = &mrf24j40_devops;
/* Initialize semaphores */
sem_init(&dev->radio.rxsem, 0, 0);
/* These semaphores are all used for signaling and, hence, should
* not have priority inheritance enabled.
*/
sem_setprotocol(&dev->radio.rxsem, SEM_PRIO_NONE);
dev->lower = lower; dev->lower = lower;
dev->spi = spi; dev->spi = spi;

51
include/nuttx/wireless/ieee802154/ieee802154_mac.h
View File

@ -55,6 +55,8 @@
# include <net/if.h> # include <net/if.h>
#endif #endif
#include <nuttx/wireless/ieee802154/ieee802154_radio.h>
#include <nuttx/fs/ioctl.h> #include <nuttx/fs/ioctl.h>
/**************************************************************************** /****************************************************************************
@ -553,45 +555,7 @@ struct ieee802154_data_req_s
struct ieee802154_data_conf_s struct ieee802154_data_conf_s
{ {
uint8_t msdu_handle; /* Handle assoc. with MSDU */ IEEE802154_TXDESC_FIELDS
/* The time, in symbols, at which the data were transmitted */
uint32_t timestamp;
enum ieee802154_status_e status; /* The status of the MSDU transmission */
#ifdef CONFIG_IEEE802154_RANGING
bool rng_rcvd; /* Ranging indicated by MSDU */
/* A count of the time units corresponding to an RMARKER at the antenna at
* the beginning of the ranging exchange
*/
uint32_t rng_counter_start;
/* A count of the time units corresponding to an RMARKER at the antenna at
* end of the ranging exchange
*/
uint32_t rng_counter_stop;
/* A count of the time units in a message exchange over which the tracking
* offset was measured
*/
uint34_t rng_tracking_interval;
/* A count of the time units slipped or advanced by the radio tracking
* system over the course of the entire tracking interval
*/
uint32_t rng_offset;
/* The Figure of Merit (FoM) characterizing the ranging measurement */
uint8_t rng_fom;
#endif
}; };
/***************************************************************************** /*****************************************************************************
@ -1111,7 +1075,6 @@ struct ieee802154_rxenable_conf_s
struct ieee802154_scan_req_s struct ieee802154_scan_req_s
{ {
enum ieee802154_scantype_e type; enum ieee802154_scantype_e type;
uint8_t duration; uint8_t duration;
uint8_t ch_page; uint8_t ch_page;
@ -1406,13 +1369,13 @@ enum ieee802154_macnotify_e
struct ieee802154_maccb_s struct ieee802154_maccb_s
{ {
CODE void (*mlme_notify) (FAR struct ieee802154_maccb_s *maccb, CODE void (*mlme_notify) (FAR const struct ieee802154_maccb_s *maccb,
enum ieee802154_macnotify_e notif, enum ieee802154_macnotify_e notif,
FAR union ieee802154_mlme_notify_u *arg); FAR const union ieee802154_mlme_notify_u *arg);
CODE void (*mcps_notify) (FAR struct ieee802154_maccb_s *maccb, CODE void (*mcps_notify) (FAR const struct ieee802154_maccb_s *maccb,
enum ieee802154_macnotify_e notif, enum ieee802154_macnotify_e notif,
FAR union ieee802154_mcps_notify_u *arg); FAR const union ieee802154_mcps_notify_u *arg);
}; };
#ifdef __cplusplus #ifdef __cplusplus

37
include/nuttx/wireless/ieee802154/ieee802154_radio.h
View File

@ -158,12 +158,30 @@ struct ieee802154_netradio_s
/* IEEE802.15.4 Radio Interface Operations **********************************/ /* IEEE802.15.4 Radio Interface Operations **********************************/
/* This is a work-around to allow the MAC upper layer have a struct with
* identical members but with a different name. */
#ifdef CONFIG_IEEE802154_RANGING
#define IEEE802154_TXDESC_FIELDS \
uint8_t handle; \
uint32_t timestamp; \
uint8_t status;
#else
#define IEEE802154_TXDESC_FIELDS \
uint8_t handle; \
uint32_t timestamp; \
uint8_t status;
bool rng_rcvd; \
uint32_t rng_counter_start; \
uint32_t rng_counter_stop; \
uint32_t rng_tracking_interval; \
uint32_t rng_offset;\
uint8_t rng_fom;
#endif
struct ieee802154_txdesc_s struct ieee802154_txdesc_s
{ {
uint8_t psdu_handle; /* The psdu handle identifying the transaction */ IEEE802154_TXDESC_FIELDS
uint16_t psdu_length; /* The length of the PSDU */
uint8_t status; /* The status of the transaction. This is set by the
* radio layer prior to calling txdone_csma */
/* TODO: Add slotting information for GTS transactions */ /* TODO: Add slotting information for GTS transactions */
}; };
@ -176,13 +194,13 @@ struct ieee802154_rxdesc_s
struct ieee802154_radiocb_s struct ieee802154_radiocb_s
{ {
CODE int (*poll_csma) (FAR struct ieee802154_radiocb_s *radiocb, CODE int (*poll_csma) (FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_txdesc_s *tx_desc, FAR uint8_t *buf); FAR struct ieee802154_txdesc_s *tx_desc, FAR uint8_t *buf);
CODE int (*poll_gts) (FAR struct ieee802154_radiocb_s *radiocb, CODE int (*poll_gts) (FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_txdesc_s *tx_desc, FAR uint8_t *buf); FAR struct ieee802154_txdesc_s *tx_desc, FAR uint8_t *buf);
CODE int (*txdone) (FAR struct ieee802154_radiocb_s *radiocb, CODE void (*txdone) (FAR const struct ieee802154_radiocb_s *radiocb,
FAR const struct ieee802154_txdesc_s *tx_desc); FAR const struct ieee802154_txdesc_s *tx_desc);
CODE int (*rx_frame) (FAR struct ieee802154_radiocb_s *radiocb, CODE void (*rxframe) (FAR const struct ieee802154_radiocb_s *radiocb,
FAR const struct ieee8021254_rxdesc_s *rx_desc, FAR const struct ieee8021254_rxdesc_s *rx_desc,
FAR struct iob_s *frame); FAR struct iob_s *frame);
}; };
@ -195,8 +213,7 @@ struct ieee802154_radioops_s
FAR struct ieee802154_radiocb_s *radiocb); FAR struct ieee802154_radiocb_s *radiocb);
CODE int (*ioctl)(FAR struct ieee802154_radio_s *radio, int cmd, CODE int (*ioctl)(FAR struct ieee802154_radio_s *radio, int cmd,
unsigned long arg); unsigned long arg);
CODE int (*rxenable)(FAR struct ieee802154_radio_s *radio, bool state, CODE int (*rxenable)(FAR struct ieee802154_radio_s *radio);
FAR struct ieee802154_packet_s *packet);
CODE int (*txnotify_csma)(FAR struct ieee802154_radio_s *radio); CODE int (*txnotify_csma)(FAR struct ieee802154_radio_s *radio);
CODE int (*txnotify_gts)(FAR struct ieee802154_radio_s *radio); CODE int (*txnotify_gts)(FAR struct ieee802154_radio_s *radio);
}; };

35
wireless/ieee802154/Kconfig
View File

@ -6,13 +6,14 @@
config WIRELESS_IEEE802154 config WIRELESS_IEEE802154
bool "IEEE 802.15.4 Wireless Support" bool "IEEE 802.15.4 Wireless Support"
default n default n
select DRIVERS_IOB
---help--- ---help---
Enables support for the IEEE 802.14.5 Wireless library. Enables support for the IEEE 802.14.5 Wireless library.
if WIRELESS_IEEE802154 if WIRELESS_IEEE802154
config IEEE802154_MAC menuconfig IEEE802154_MAC
bool "Generic Media Access Control layer for 802.15.4 radios" bool "Generic Media Access Control (MAC) layer for 802.15.4 radios"
default n default n
depends on WIRELESS_IEEE802154 depends on WIRELESS_IEEE802154
---help--- ---help---
@ -21,6 +22,8 @@ config IEEE802154_MAC
such as 6lowpan. It is not required to use 802.15.4 radios, such as 6lowpan. It is not required to use 802.15.4 radios,
but is strongly suggested to ensure exchange of valid frames. but is strongly suggested to ensure exchange of valid frames.
if IEEE802154_MAC
config IEEE802154_MAC_DEV config IEEE802154_MAC_DEV
bool "Character driver for IEEE 802.15.4 MAC layer" bool "Character driver for IEEE 802.15.4 MAC layer"
default n default n
@ -29,6 +32,34 @@ config IEEE802154_MAC_DEV
Enable the device driver to expose the IEEE 802.15.4 MAC layer Enable the device driver to expose the IEEE 802.15.4 MAC layer
access to user space as IOCTLs access to user space as IOCTLs
choice
prompt "IEEE 802.15.4 work queue"
default MAC802154_LPWORK if SCHED_LPWORK
default MAC802154_HPWORK if !SCHED_LPWORK && SCHED_HPWORK
depends on SCHED_WORKQUEUE
---help---
Work queue support is required to use the IEEE 802.15.4 MAC layer.
If the low priority work queue is available, then it should be used by
the driver.
config MAC802154_HPWORK
bool "High priority"
depends on SCHED_HPWORK
config MAC802154_LPWORK
bool "Low priority"
depends on SCHED_LPWORK
endchoice # Work queue
config IEEE802154_NTXDESC
int "Number or TX descriptors"
default 3
---help---
Configured number of Tx descriptors. Default: 3
endif # IEEE802154_MAC
config IEEE802154_DEV config IEEE802154_DEV
bool "Debug character driver for ieee802.15.4 radio interfaces" bool "Debug character driver for ieee802.15.4 radio interfaces"
default n default n

156
wireless/ieee802154/mac802154.c
View File

@ -46,7 +46,10 @@
#include <string.h> #include <string.h>
#include <nuttx/kmalloc.h> #include <nuttx/kmalloc.h>
#include <nuttx/wireless/ieee802154/ieee802154_radio.h> #include <nuttx/wqueue.h>
#include <nuttx/drivers/iob.h>
#include <nuttx/wireless/ieee802154/ieee802154_mac.h> #include <nuttx/wireless/ieee802154/ieee802154_mac.h>
#include "mac802154.h" #include "mac802154.h"
@ -54,6 +57,25 @@
/**************************************************************************** /****************************************************************************
* Pre-processor Definitions * Pre-processor Definitions
****************************************************************************/ ****************************************************************************/
/* Configuration ************************************************************/
/* If processing is not done at the interrupt level, then work queue support
* is required.
*/
#if !defined(CONFIG_SCHED_WORKQUEUE)
# error Work queue support is required in this configuration (CONFIG_SCHED_WORKQUEUE)
#else
/* Use the low priority work queue if possible */
# if defined(CONFIG_MAC802154_HPWORK)
# define MAC802154_WORK HPWORK
# elif defined(CONFIG_MAC802154_LPWORK)
# define MAC802154_WORK LPWORK
# else
# error Neither CONFIG_MAC802154_HPWORK nor CONFIG_MAC802154_LPWORK defined
# endif
#endif
/**************************************************************************** /****************************************************************************
* Private Types * Private Types
@ -128,9 +150,12 @@ struct ieee802154_privmac_s
FAR struct mac802154_trans_s *indirect_head; FAR struct mac802154_trans_s *indirect_head;
FAR struct mac802154_trans_s *indirect_tail; FAR struct mac802154_trans_s *indirect_tail;
FAR struct ieee802154_txdesc_s *txhead; /* Next TX descriptor to handle */ uint8_t txdesc_count;
FAR struct ieee802154_txdesc_s *txtail; /* Location to push TX descriptor */ struct ieee802154_txdesc_s txdesc[CONFIG_IEEE802154_NTXDESC];
struct ieee802154_txdesc_s txtable[CONFIG_IEEE802154_NTXDESC];
/* Support a singly linked list of frames received */
FAR struct iob_s *rxframes_head;
FAR struct iob_s *rxframes_tail;
/* MAC PIB attributes, grouped to save memory */ /* MAC PIB attributes, grouped to save memory */
@ -254,6 +279,9 @@ struct ieee802154_privmac_s
static inline int mac802154_takesem(sem_t *sem); static inline int mac802154_takesem(sem_t *sem);
#define mac802154_givesem(s) sem_post(s); #define mac802154_givesem(s) sem_post(s);
static void mac802154_txdone_worker(FAR void *arg);
static void mac802154_rxframe_worker(FAR void *arg);
/* Internal Functions */ /* Internal Functions */
static int mac802154_defaultmib(FAR struct ieee802154_privmac_s *priv); static int mac802154_defaultmib(FAR struct ieee802154_privmac_s *priv);
@ -261,16 +289,20 @@ static int mac802154_applymib(FAR struct ieee802154_privmac_s *priv);
/* IEEE 802.15.4 PHY Interface OPs */ /* IEEE 802.15.4 PHY Interface OPs */
static int mac802154_poll_csma(FAR struct ieee802154_radiocb_s *radiocb, static int mac802154_poll_csma(FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_txdesc_s *tx_desc, FAR struct ieee802154_txdesc_s *tx_desc,
FAR uint8_t *buf); FAR uint8_t *buf);
static int mac802154_poll_gts(FAR struct ieee802154_radiocb_s *radiocb, static int mac802154_poll_gts(FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_txdesc_s *tx_desc, FAR struct ieee802154_txdesc_s *tx_desc,
FAR uint8_t *buf); FAR uint8_t *buf);
static int mac802154_txdone(FAR struct ieee802154_radiocb_s *radiocb, static void mac802154_txdone(FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_txdesc_s *tx_desc); FAR const struct ieee802154_txdesc_s *tx_desc);
static void mac802154_rxframe(FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_rxdesc_s *rx_desc,
FAR struct iob_s *frame);
/**************************************************************************** /****************************************************************************
* Private Data * Private Data
@ -346,7 +378,7 @@ static int mac802154_applymib(FAR struct ieee802154_privmac_s *priv)
* *
****************************************************************************/ ****************************************************************************/
static int mac802154_poll_csma(FAR struct ieee802154_radiocb_s *radiocb, static int mac802154_poll_csma(FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_txdesc_s *tx_desc, FAR struct ieee802154_txdesc_s *tx_desc,
FAR uint8_t *buf) FAR uint8_t *buf)
{ {
@ -377,8 +409,7 @@ static int mac802154_poll_csma(FAR struct ieee802154_radiocb_s *radiocb,
/* Setup the transmit descriptor */ /* Setup the transmit descriptor */
tx_desc->psdu_handle = trans->msdu_handle; tx_desc->handle = trans->msdu_handle;
tx_desc->psdu_length = trans->mhr_len + trans->d_len;
/* Copy the frame into the buffer */ /* Copy the frame into the buffer */
@ -392,7 +423,7 @@ static int mac802154_poll_csma(FAR struct ieee802154_radiocb_s *radiocb,
*/ */
sem_post(&trans->sem); sem_post(&trans->sem);
return tx_desc->psdu_length; return (trans->mhr_len + trans->d_len);
} }
mac802154_givesem(&priv->exclsem); mac802154_givesem(&priv->exclsem);
@ -410,7 +441,7 @@ static int mac802154_poll_csma(FAR struct ieee802154_radiocb_s *radiocb,
* *
****************************************************************************/ ****************************************************************************/
static int mac802154_poll_gts(FAR struct ieee802154_radiocb_s *radiocb, static int mac802154_poll_gts(FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_txdesc_s *tx_desc, FAR struct ieee802154_txdesc_s *tx_desc,
FAR uint8_t *buf) FAR uint8_t *buf)
{ {
@ -449,14 +480,12 @@ static int mac802154_poll_gts(FAR struct ieee802154_radiocb_s *radiocb,
* *
****************************************************************************/ ****************************************************************************/
static int mac802154_txdone(FAR struct ieee802154_radiocb_s *radiocb, static void mac802154_txdone(FAR const struct ieee802154_radiocb_s *radiocb,
FAR const struct ieee802154_txdesc_s *tx_desc) FAR const struct ieee802154_txdesc_s *tx_desc)
{ {
FAR struct mac802154_radiocb_s *cb = FAR struct mac802154_radiocb_s *cb =
(FAR struct mac802154_radiocb_s *)radiocb; (FAR struct mac802154_radiocb_s *)radiocb;
FAR struct ieee802154_privmac_s *priv; FAR struct ieee802154_privmac_s *priv;
FAR struct ieee802154_txdesc_s *desc;
int ret = 0;
DEBUGASSERT(cb != NULL && cb->priv != NULL); DEBUGASSERT(cb != NULL && cb->priv != NULL);
priv = cb->priv; priv = cb->priv;
@ -467,23 +496,20 @@ static int mac802154_txdone(FAR struct ieee802154_radiocb_s *radiocb,
while (mac802154_takesem(&priv->exclsem) != 0); while (mac802154_takesem(&priv->exclsem) != 0);
/* Allocate a tx_desc */ /* Check to see if there is an available tx descriptor slot. If there is
* not we simply drop the notification */
desc = kmm_zalloc(sizeof(struct ieee802154_txdesc_s)); if (priv->txdesc_count < CONFIG_IEEE802154_NTXDESC)
if (desc == NULL)
{ {
mac802154_givesem(&priv->exclsem); /* Copy the txdesc over and link it into our list */
return -ENOMEM; memcpy(&priv->txdesc[priv->txdesc_count++], tx_desc,
sizeof(struct ieee802154_txdesc_s));
}
else
{
wlinfo("MAC802154: No room for TX Desc.\n");
} }
/* Copy the txdesc over and link it into our list */
memcpy(desc, tx_desc, sizeof(ieee802154_txdesc_s));
/* Link the descriptor */
#warning Missing Logic!
mac802154_givesem(&priv->exclsem); mac802154_givesem(&priv->exclsem);
@ -492,7 +518,7 @@ static int mac802154_txdone(FAR struct ieee802154_radiocb_s *radiocb,
if (work_available(&priv->tx_work)) if (work_available(&priv->tx_work))
{ {
work_queue(MAC802154_WORK, &priv->tx_work, mac802154_txdone_worker, work_queue(MAC802154_WORK, &priv->tx_work, mac802154_txdone_worker,
(FAR void *)dev, 0); (FAR void *)priv, 0);
} }
} }
@ -508,8 +534,30 @@ static int mac802154_txdone(FAR struct ieee802154_radiocb_s *radiocb,
static void mac802154_txdone_worker(FAR void *arg) static void mac802154_txdone_worker(FAR void *arg)
{ {
FAR struct ieee802154_privmanc_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmanc_s *)arg; (FAR struct ieee802154_privmac_s *)arg;
int i = 0;
/* Get exclusive access to the driver structure. We don't care about any
* signals so if we see one, just go back to trying to get access again.
*/
while (mac802154_takesem(&priv->exclsem) != 0);
/* For each pending TX descriptor, send an application callback */
for (i = 0; i < priv->txdesc_count; i++)
{
priv->cb->mcps_notify(priv->cb, IEEE802154_NOTIFY_CONF_DATA,
(FAR const union ieee802154_mcps_notify_u *) &priv->txdesc[i]);
}
/* We've handled all the descriptors and no further desc could have been added
* since we have the struct locked */
priv->txdesc_count = 0;
mac802154_givesem(&priv->exclsem);
} }
/**************************************************************************** /****************************************************************************
@ -526,15 +574,14 @@ static void mac802154_txdone_worker(FAR void *arg)
* *
****************************************************************************/ ****************************************************************************/
static void mac802154_rxframe(FAR struct ieee802154_radiocb_s *radiocb, static void mac802154_rxframe(FAR const struct ieee802154_radiocb_s *radiocb,
FAR struct ieee802154_rxdesc_s *rx_desc, FAR struct ieee802154_rxdesc_s *rx_desc,
FAR struct iob_s *frame) FAR struct iob_s *frame)
{ {
FAR struct mac802154_radiocb_s *cb = FAR struct mac802154_radiocb_s *cb =
(FAR struct mac802154_radiocb_s *)radiocb; (FAR struct mac802154_radiocb_s *)radiocb;
FAR struct ieee802154_privmac_s *priv; FAR struct ieee802154_privmac_s *priv;
FAR struct ieee802154_txdesc_s *desc; FAR struct ieee802154_rxdesc_s *desc;
int ret = 0;
DEBUGASSERT(cb != NULL && cb->priv != NULL); DEBUGASSERT(cb != NULL && cb->priv != NULL);
priv = cb->priv; priv = cb->priv;
@ -549,8 +596,8 @@ static void mac802154_rxframe(FAR struct ieee802154_radiocb_s *radiocb,
/* Push the iob onto the tail of the frame list for processing */ /* Push the iob onto the tail of the frame list for processing */
priv->rxframes_tail->io_flink = iob; priv->rxframes_tail->io_flink = frame;
priv->rxframes_tail = iob; priv->rxframes_tail = frame;
mac802154_givesem(&priv->exclsem); mac802154_givesem(&priv->exclsem);
@ -642,6 +689,7 @@ MACHANDLE mac802154_create(FAR struct ieee802154_radio_s *radiodev)
radiocb->poll_csma = mac802154_poll_csma; radiocb->poll_csma = mac802154_poll_csma;
radiocb->poll_gts = mac802154_poll_gts; radiocb->poll_gts = mac802154_poll_gts;
radiocb->txdone = mac802154_txdone; radiocb->txdone = mac802154_txdone;
radiocb->rxframe = mac802154_rxframe;
/* Bind our callback structure */ /* Bind our callback structure */
@ -981,7 +1029,7 @@ int mac802154_req_data(MACHANDLE mac, FAR struct ieee802154_data_req_s *req)
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_purge(MACHANDLE mac, uint8_t handle) int mac802154_req_purge(MACHANDLE mac, FAR struct ieee802154_purge_req_s *req)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1060,7 +1108,7 @@ int mac802154_req_disassociate(MACHANDLE mac,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_get(MACHANDLE mac, enum ieee802154_pib_attr_e attr) int mac802154_req_get(MACHANDLE mac, FAR struct ieee802154_get_req_s *req)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1078,7 +1126,7 @@ int mac802154_req_get(MACHANDLE mac, enum ieee802154_pib_attr_e attr)
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_gts(MACHANDLE mac, FAR uint8_t *characteristics) int mac802154_req_gts(MACHANDLE mac, FAR struct ieee802154_gts_req_s *req)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1095,7 +1143,7 @@ int mac802154_req_gts(MACHANDLE mac, FAR uint8_t *characteristics)
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_reset(MACHANDLE mac, bool setdefaults) int mac802154_req_reset(MACHANDLE mac, FAR struct ieee802154_reset_req_s *req)
{ {
FAR struct ieee802154_privmac_s * priv = FAR struct ieee802154_privmac_s * priv =
(FAR struct ieee802154_privmac_s *) mac; (FAR struct ieee802154_privmac_s *) mac;
@ -1113,8 +1161,8 @@ int mac802154_req_reset(MACHANDLE mac, bool setdefaults)
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_rxenable(MACHANDLE mac, bool deferrable, int ontime, int mac802154_req_rxenable(MACHANDLE mac,
int duration) FAR struct ieee802154_rxenable_req_s *req)
{ {
FAR struct ieee802154_privmac_s * priv = FAR struct ieee802154_privmac_s * priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1136,8 +1184,7 @@ int mac802154_req_rxenable(MACHANDLE mac, bool deferrable, int ontime,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_scan(MACHANDLE mac, uint8_t type, uint32_t channels, int mac802154_req_scan(MACHANDLE mac, FAR struct ieee802154_scan_req_s *req)
int duration)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1154,8 +1201,7 @@ int mac802154_req_scan(MACHANDLE mac, uint8_t type, uint32_t channels,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_set(MACHANDLE mac, int attribute, FAR uint8_t *value, int mac802154_req_set(MACHANDLE mac, FAR struct ieee802154_set_req_s *req)
int valuelen)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1172,9 +1218,7 @@ int mac802154_req_set(MACHANDLE mac, int attribute, FAR uint8_t *value,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_start(MACHANDLE mac, uint16_t panid, int channel, int mac802154_req_start(MACHANDLE mac, FAR struct ieee802154_start_req_s *req)
uint8_t bo, uint8_t fo, bool coord, bool batext,
bool realign)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1192,7 +1236,7 @@ int mac802154_req_start(MACHANDLE mac, uint16_t panid, int channel,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_sync(MACHANDLE mac, int channel, bool track) int mac802154_req_sync(MACHANDLE mac, FAR struct ieee802154_sync_req_s *req)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1210,7 +1254,7 @@ int mac802154_req_sync(MACHANDLE mac, int channel, bool track)
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_poll(MACHANDLE mac, FAR uint8_t *coordaddr) int mac802154_req_poll(MACHANDLE mac, FAR struct ieee802154_poll_req_s *req)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1226,8 +1270,8 @@ int mac802154_req_poll(MACHANDLE mac, FAR uint8_t *coordaddr)
* *
****************************************************************************/ ****************************************************************************/
int mac802154_rsp_associate(MACHANDLE mac, uint8_t eadr, uint16_t saddr, int mac802154_rsp_associate(MACHANDLE mac,
int status) FAR struct ieee802154_assoc_resp_s *resp)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;
@ -1243,8 +1287,8 @@ int mac802154_rsp_associate(MACHANDLE mac, uint8_t eadr, uint16_t saddr,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_rsp_orphan(MACHANDLE mac, FAR uint8_t *orphanaddr, int mac802154_rsp_orphan(MACHANDLE mac,
uint16_t saddr, bool associated) FAR struct ieee802154_orphan_resp_s *resp)
{ {
FAR struct ieee802154_privmac_s *priv = FAR struct ieee802154_privmac_s *priv =
(FAR struct ieee802154_privmac_s *)mac; (FAR struct ieee802154_privmac_s *)mac;

34
wireless/ieee802154/mac802154.h
View File

@ -120,7 +120,7 @@ int mac802154_req_data(MACHANDLE mac, FAR struct ieee802154_data_req_s *req);
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_purge(MACHANDLE mac, uint8_t handle); int mac802154_req_purge(MACHANDLE mac, FAR struct ieee802154_purge_req_s *req);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_associate * Name: mac802154_req_associate
@ -162,7 +162,7 @@ int mac802154_req_disassociate(MACHANDLE mac,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_get(MACHANDLE mac, enum ieee802154_pib_attr_e attr); int mac802154_req_get(MACHANDLE mac, FAR struct ieee802154_get_req_s *req);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_gts * Name: mac802154_req_gts
@ -175,7 +175,7 @@ int mac802154_req_get(MACHANDLE mac, enum ieee802154_pib_attr_e attr);
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_gts(MACHANDLE mac, FAR uint8_t *characteristics); int mac802154_req_gts(MACHANDLE mac, FAR struct ieee802154_gts_req_s *req);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_reset * Name: mac802154_req_reset
@ -187,7 +187,7 @@ int mac802154_req_gts(MACHANDLE mac, FAR uint8_t *characteristics);
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_reset(MACHANDLE mac, bool setdefaults); int mac802154_req_reset(MACHANDLE mac, FAR struct ieee802154_reset_req_s *req);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_rxenable * Name: mac802154_req_rxenable
@ -200,8 +200,8 @@ int mac802154_req_reset(MACHANDLE mac, bool setdefaults);
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_rxenable(MACHANDLE mac, bool deferrable, int ontime, int mac802154_req_rxenable(MACHANDLE mac,
int duration); FAR struct ieee802154_rxenable_req_s *req);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_scan * Name: mac802154_req_scan
@ -218,8 +218,7 @@ int mac802154_req_rxenable(MACHANDLE mac, bool deferrable, int ontime,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_scan(MACHANDLE mac, uint8_t type, uint32_t channels, int mac802154_req_scan(MACHANDLE mac, FAR struct ieee802154_scan_req_s *req);
int duration);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_set * Name: mac802154_req_set
@ -231,8 +230,7 @@ int mac802154_req_scan(MACHANDLE mac, uint8_t type, uint32_t channels,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_set(MACHANDLE mac, int attribute, FAR uint8_t *value, int mac802154_req_set(MACHANDLE mac, FAR struct ieee802154_set_req_s *req);
int valuelen);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_start * Name: mac802154_req_start
@ -244,9 +242,7 @@ int mac802154_req_set(MACHANDLE mac, int attribute, FAR uint8_t *value,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_start(MACHANDLE mac, uint16_t panid, int channel, int mac802154_req_start(MACHANDLE mac, FAR struct ieee802154_start_req_s *req);
uint8_t bo, uint8_t fo, bool coord, bool batext,
bool realign);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_sync * Name: mac802154_req_sync
@ -259,7 +255,7 @@ int mac802154_req_start(MACHANDLE mac, uint16_t panid, int channel,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_sync(MACHANDLE mac, int channel, bool track); int mac802154_req_sync(MACHANDLE mac, FAR struct ieee802154_sync_req_s *req);
/**************************************************************************** /****************************************************************************
* Name: mac802154_req_poll * Name: mac802154_req_poll
@ -272,7 +268,7 @@ int mac802154_req_sync(MACHANDLE mac, int channel, bool track);
* *
****************************************************************************/ ****************************************************************************/
int mac802154_req_poll(MACHANDLE mac, FAR uint8_t *coordaddr); int mac802154_req_poll(MACHANDLE mac, FAR struct ieee802154_poll_req_s *req);
/**************************************************************************** /****************************************************************************
* Name: mac802154_rsp_associate * Name: mac802154_rsp_associate
@ -283,8 +279,8 @@ int mac802154_req_poll(MACHANDLE mac, FAR uint8_t *coordaddr);
* *
****************************************************************************/ ****************************************************************************/
int mac802154_rsp_associate(MACHANDLE mac, uint8_t eadr, uint16_t saddr, int mac802154_rsp_associate(MACHANDLE mac,
int status); FAR struct ieee802154_assoc_resp_s *resp);
/**************************************************************************** /****************************************************************************
* Name: mac802154_rsp_orphan * Name: mac802154_rsp_orphan
@ -295,8 +291,8 @@ int mac802154_rsp_associate(MACHANDLE mac, uint8_t eadr, uint16_t saddr,
* *
****************************************************************************/ ****************************************************************************/
int mac802154_rsp_orphan(MACHANDLE mac, FAR uint8_t *orphanaddr, int mac802154_rsp_orphan(MACHANDLE mac,
uint16_t saddr, bool associated); FAR struct ieee802154_orphan_resp_s *resp);
#undef EXTERN #undef EXTERN
#ifdef __cplusplus #ifdef __cplusplus

24
wireless/ieee802154/mac802154_device.c
View File

@ -139,6 +139,14 @@ struct mac802154_chardevice_s
static inline int mac802154dev_takesem(sem_t *sem); static inline int mac802154dev_takesem(sem_t *sem);
#define mac802154dev_givesem(s) sem_post(s); #define mac802154dev_givesem(s) sem_post(s);
static void mac802154dev_mlme_notify(FAR const struct ieee802154_maccb_s *maccb,
enum ieee802154_macnotify_e notif,
FAR const union ieee802154_mlme_notify_u *arg);
static void mac802154dev_mcps_notify(FAR const struct ieee802154_maccb_s *maccb,
enum ieee802154_macnotify_e notif,
FAR const union ieee802154_mcps_notify_u *arg);
static int mac802154dev_open(FAR struct file *filep); static int mac802154dev_open(FAR struct file *filep);
static int mac802154dev_close(FAR struct file *filep); static int mac802154dev_close(FAR struct file *filep);
static ssize_t mac802154dev_read(FAR struct file *filep, FAR char *buffer, static ssize_t mac802154dev_read(FAR struct file *filep, FAR char *buffer,
@ -151,7 +159,7 @@ static int mac802154dev_ioctl(FAR struct file *filep, int cmd,
/* MAC callback helpers */ /* MAC callback helpers */
static void mac802154dev_conf_data(FAR struct mac802154_chardevice_s *dev, static void mac802154dev_conf_data(FAR struct mac802154_chardevice_s *dev,
FAR struct ieee802154_data_conf_s *conf); FAR const struct ieee802154_data_conf_s *conf);
/**************************************************************************** /****************************************************************************
* Private Data * Private Data
@ -591,9 +599,9 @@ static int mac802154dev_ioctl(FAR struct file *filep, int cmd,
return ret; return ret;
} }
static void mac802154dev_mlme_notify(FAR struct ieee802154_maccb_s *maccb, static void mac802154dev_mlme_notify(FAR const struct ieee802154_maccb_s *maccb,
enum ieee802154_macnotify_e notif, enum ieee802154_macnotify_e notif,
FAR union ieee802154_mlme_notify_u *arg) FAR const union ieee802154_mlme_notify_u *arg)
{ {
FAR struct mac802154dev_callback_s *cb = FAR struct mac802154dev_callback_s *cb =
(FAR struct mac802154dev_callback_s *)maccb; (FAR struct mac802154dev_callback_s *)maccb;
@ -610,9 +618,9 @@ static void mac802154dev_mlme_notify(FAR struct ieee802154_maccb_s *maccb,
} }
} }
static void mac802154dev_mcps_notify(FAR struct ieee802154_maccb_s *maccb, static void mac802154dev_mcps_notify(FAR const struct ieee802154_maccb_s *maccb,
enum ieee802154_macnotify_e notif, enum ieee802154_macnotify_e notif,
FAR union ieee802154_mcps_notify_u *arg) FAR const union ieee802154_mcps_notify_u *arg)
{ {
FAR struct mac802154dev_callback_s *cb = FAR struct mac802154dev_callback_s *cb =
(FAR struct mac802154dev_callback_s *)maccb; (FAR struct mac802154dev_callback_s *)maccb;
@ -634,7 +642,7 @@ static void mac802154dev_mcps_notify(FAR struct ieee802154_maccb_s *maccb,
} }
static void mac802154dev_conf_data(FAR struct mac802154_chardevice_s *dev, static void mac802154dev_conf_data(FAR struct mac802154_chardevice_s *dev,
FAR struct ieee802154_data_conf_s *conf) FAR const struct ieee802154_data_conf_s *conf)
{ {
FAR struct mac802154dev_dwait_s *curr; FAR struct mac802154dev_dwait_s *curr;
FAR struct mac802154dev_dwait_s *prev; FAR struct mac802154dev_dwait_s *prev;
@ -647,7 +655,7 @@ static void mac802154dev_conf_data(FAR struct mac802154_chardevice_s *dev,
/* Search to see if there is a dwait pending for this transaction */ /* Search to see if there is a dwait pending for this transaction */
for (prev = NULL, curr = dev->md_dwait; for (prev = NULL, curr = dev->md_dwait;
curr && curr->mw_handle != conf->msdu_handle; curr && curr->mw_handle != conf->handle;
prev = curr, curr = curr->mw_flink); prev = curr, curr = curr->mw_flink);
/* If a dwait is found */ /* If a dwait is found */
@ -669,7 +677,7 @@ static void mac802154dev_conf_data(FAR struct mac802154_chardevice_s *dev,
/* Copy the transmission status into the dwait struct */ /* Copy the transmission status into the dwait struct */
curr->mw_status = conf->msdu_handle; curr->mw_status = conf->status;
/* Wake the thread waiting for the data transmission */ /* Wake the thread waiting for the data transmission */

6
wireless/ieee802154/radio802154_device.c
View File

@ -254,13 +254,13 @@ static ssize_t radio802154dev_read(FAR struct file *filep, FAR char *buffer, siz
goto done; goto done;
} }
ret = dev->child->ops->rxenable(dev->child, 1, buf); #warning Receive needs to be redone!
#if 0 #if 0
ret = dev->child->ops->rxenable(dev->child, 1, buf);
if (ret < 0) if (ret < 0)
{ {
goto done; goto done;
} }
#endif
/* if no packet is received, this will produce -EAGAIN /* if no packet is received, this will produce -EAGAIN
* The user is responsible for sleeping until sth arrives * The user is responsible for sleeping until sth arrives
@ -282,6 +282,8 @@ static ssize_t radio802154dev_read(FAR struct file *filep, FAR char *buffer, siz
dev->child->ops->rxenable(dev->child, 0, NULL); dev->child->ops->rxenable(dev->child, 0, NULL);
ret = buf->len; ret = buf->len;
#endif
done: done:
return ret; return ret;
} }