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netdev_upperhalf: add polling mode support for tx/rx

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support more work modes to support more scenarios

Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
This commit is contained in:
zhanghongyu 2024-07-01 20:54:39 +08:00 committed by Xiang Xiao
parent bf78bf1db4
commit ccf60a7bab
3 changed files with 39 additions and 2 deletions
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8
drivers/net/Kconfig
View File

@ -38,6 +38,14 @@ config NETDEV_WORK_THREAD
endchoice # Netdev poll worker
config NETDEV_WORK_THREAD_POLLING_PERIOD
int "Polling period, the units are microseconds"
default 0
depends on NETDEV_WORK_THREAD
---help---
Disable the txdone and rxready interrupt and use polling
period to receive packets when the value is not 0.
config NETDEV_WORK_THREAD_PRIORITY
int "Priority of work poll thread"
default 100

29
drivers/net/netdev_upperhalf.c
View File

@ -712,6 +712,27 @@ static void netdev_upper_work(FAR void *arg)
net_unlock();
}
/****************************************************************************
* Name: netdev_upper_wait
*
* Description:
* Wait for timeout or signal.
*
****************************************************************************/
#ifdef CONFIG_NETDEV_WORK_THREAD
static int netdev_upper_wait(FAR sem_t *sem)
{
#if CONFIG_NETDEV_WORK_THREAD_POLLING_PERIOD > 0
int ret =
nxsem_tickwait(sem, USEC2TICK(CONFIG_NETDEV_WORK_THREAD_POLLING_PERIOD));
return ret == -ETIMEDOUT ? OK : ret;
#else
return nxsem_wait(sem);
#endif
}
/****************************************************************************
* Name: netdev_upper_loop
*
@ -720,13 +741,13 @@ static void netdev_upper_work(FAR void *arg)
*
****************************************************************************/
#ifdef CONFIG_NETDEV_WORK_THREAD
static int netdev_upper_loop(int argc, FAR char *argv[])
{
FAR struct netdev_upperhalf_s *upper =
(FAR struct netdev_upperhalf_s *)((uintptr_t)strtoul(argv[1], NULL, 16));
while (nxsem_wait(&upper->sem) == OK && upper->tid != INVALID_PROCESS_ID)
while (netdev_upper_wait(&upper->sem) == OK &&
upper->tid != INVALID_PROCESS_ID)
{
netdev_upper_work(upper);
}
@ -1315,7 +1336,9 @@ void netdev_lower_carrier_off(FAR struct netdev_lowerhalf_s *dev)
void netdev_lower_rxready(FAR struct netdev_lowerhalf_s *dev)
{
#if CONFIG_NETDEV_WORK_THREAD_POLLING_PERIOD == 0
netdev_upper_queue_work(&dev->netdev);
#endif
}
/****************************************************************************
@ -1332,7 +1355,9 @@ void netdev_lower_rxready(FAR struct netdev_lowerhalf_s *dev)
void netdev_lower_txdone(FAR struct netdev_lowerhalf_s *dev)
{
NETDEV_TXDONE(&dev->netdev);
#if CONFIG_NETDEV_WORK_THREAD_POLLING_PERIOD == 0
netdev_upper_queue_work(&dev->netdev);
#endif
}
/****************************************************************************

4
include/nuttx/net/netdev_lowerhalf.h
View File

@ -47,6 +47,10 @@
* Pre-processor Definitions
****************************************************************************/
#ifndef CONFIG_NETDEV_WORK_THREAD_POLLING_PERIOD
# define CONFIG_NETDEV_WORK_THREAD_POLLING_PERIOD 0
#endif
/* Layout for net packet:
*
* | <-------------- NETPKT_BUFLEN ---------------> |