LM3S Ethernet now supports CONFIG_NET_NOINTS

TODO

@@ -1057,7 +1057,7 @@ o Network (net/, drivers/net)
                STM32          YES                     YES
                STM32F7        YES                     YES
                TIVA           ----------------------- ------
-                 LM3S         NO                      NO
+                 LM3S         YES                     NO
                  TM4C         YES                     YES
                eZ80           NO                      NO
                Kinetis        YES                     YES (not tested)

arch/arm/src/tiva/Kconfig

@@ -911,6 +911,26 @@ config TIVA_BADCRC
 	---help---
 		Set to enable bad CRC rejection.
 
+choice
+	prompt "Work queue"
+	default TIVA_ETHERNET_LPWORK if SCHED_LPWORK
+	default TIVA_ETHERNET_HPWORK if !SCHED_LPWORK && SCHED_HPWORK
+	depends on SCHED_WORKQUEUE
+	---help---
+		Work queue support is required to use the Ethernet driver.  If the
+		low priority work queue is available, then it should be used by the
+		driver.
+
+config TIVA_ETHERNET_HPWORK
+	bool "High priority"
+	depends on SCHED_HPWORK
+
+config TIVA_ETHERNET_LPWORK
+	bool "Low priority"
+	depends on SCHED_LPWORK
+
+endchoice # Work queue
+
 config TIVA_DUMPPACKET
 	bool "Dump Packets"
 	default n

arch/arm/src/tiva/lm3s_ethernet.c

@@ -1,7 +1,7 @@
 /****************************************************************************
  * arch/arm/src/tiva/lm3s_ethernet.c
  *
- *   Copyright (C) 2009-2010, 2014 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2009-2010, 2014, 2016 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -52,6 +52,11 @@
 #include <nuttx/arch.h>
 #include <nuttx/wdog.h>
 #include <nuttx/irq.h>
+
+#ifdef CONFIG_NET_NOINTS
+#  include <nuttx/wqueue.h>
+#endif
+
 #include <arch/board/board.h>
 #include <nuttx/net/arp.h>
 #include <nuttx/net/netdev.h>
@@ -71,6 +76,26 @@
  * Pre-processor Definitions
  ****************************************************************************/
 
+/* If processing is not done at the interrupt level, then work queue support
+ * is required.
+ */
+
+#if defined(CONFIG_NET_NOINTS) && !defined(CONFIG_SCHED_WORKQUEUE)
+#  error Work queue support is required in this configuration (CONFIG_SCHED_WORKQUEUE)
+#endif
+
+/* Use the low priority work queue if possible */
+
+#if defined(CONFIG_SCHED_WORKQUEUE)
+#  if defined(CONFIG_TIVA_ETHERNET_HPWORK)
+#    define ETHWORK HPWORK
+#  elif defined(CONFIG_TIVA_ETHERNET_LPWORK)
+#    define ETHWORK LPWORK
+#  else
+#    error Neither CONFIG_TIVA_ETHERNET_HPWORK nor CONFIG_TIVA_ETHERNET_LPWORK defined
+#  endif
+#endif
+
 /* Half duplex can be forced if CONFIG_TIVA_ETHHDUPLEX is defined. */
 
 #ifdef CONFIG_TIVA_ETHHDUPLEX
@@ -181,6 +206,9 @@ struct tiva_driver_s
   bool     ld_bifup;           /* true:ifup false:ifdown */
   WDOG_ID  ld_txpoll;          /* TX poll timer */
   WDOG_ID  ld_txtimeout;       /* TX timeout timer */
+#ifdef CONFIG_NET_NOINTS
+  struct work_s ld_work;       /* For deferring work to the work queue */
+#endif
 
   /* This holds the information visible to the NuttX network */
 
@@ -227,21 +255,42 @@ static int  tiva_txpoll(struct net_driver_s *dev);
 
 static void tiva_receive(struct tiva_driver_s *priv);
 static void tiva_txdone(struct tiva_driver_s *priv);
-static int  tiva_interrupt(int irq, FAR void *context);
+
+static inline void tiva_interrupt_process(struct tiva_driver_s *priv);
+#ifdef CONFIG_NET_NOINTS
+static void tiva_interrupt_work(void *arg);
+#endif
+static int  tiva_interrupt(int irq, void *context);
 
 /* Watchdog timer expirations */
 
-static void tiva_polltimer(int argc, uint32_t arg, ...);
+static inline void tiva_txtimeout_process(struct tiva_driver_s *priv);
-static void tiva_txtimeout(int argc, uint32_t arg, ...);
+#ifdef CONFIG_NET_NOINTS
+static void tiva_txtimeout_work(void *arg);
+#endif
+static void tiva_txtimeout_expiry(int argc, uint32_t arg, ...);
+
+static inline void tiva_poll_process(struct tiva_driver_s *priv);
+#ifdef CONFIG_NET_NOINTS
+static void tiva_poll_work(void *arg);
+#endif
+static void tiva_poll_expiry(int argc, uint32_t arg, ...);
 
 /* NuttX callback functions */
 
 static int  tiva_ifup(struct net_driver_s *dev);
 static int  tiva_ifdown(struct net_driver_s *dev);
+
+
+static inline void tiva_txavail_process(struct tiva_driver_s *priv);
+#ifdef CONFIG_NET_NOINTS
+static void tiva_txavail_work(void *arg);
+#endif
 static int  tiva_txavail(struct net_driver_s *dev);
+
 #ifdef CONFIG_NET_IGMP
-static int  tiva_addmac(struct net_driver_s *dev, FAR const uint8_t *mac);
+static int  tiva_addmac(struct net_driver_s *dev, const uint8_t *mac);
-static int  tiva_rmmac(struct net_driver_s *dev, FAR const uint8_t *mac);
+static int  tiva_rmmac(struct net_driver_s *dev, const uint8_t *mac);
 #endif
 
 /****************************************************************************
@@ -547,7 +596,8 @@ static int tiva_transmit(struct tiva_driver_s *priv)
 
       /* Setup the TX timeout watchdog (perhaps restarting the timer) */
 
-      (void)wd_start(priv->ld_txtimeout, TIVA_TXTIMEOUT, tiva_txtimeout, 1, (uint32_t)priv);
+      (void)wd_start(priv->ld_txtimeout, TIVA_TXTIMEOUT,
+                     tiva_txtimeout_expiry, 1, (uint32_t)priv);
       ret = OK;
     }
 
@@ -913,33 +963,27 @@ static void tiva_txdone(struct tiva_driver_s *priv)
 }
 
 /****************************************************************************
- * Function: tiva_interrupt
+ * Function: tiva_interrupt_process
  *
  * Description:
- *   Hardware interrupt handler
+ *   Interrupt processing.  This may be performed either within the interrupt
+ *   handler or on the worker thread, depending upon the configuration
  *
  * Parameters:
- *   irq     - Number of the IRQ that generated the interrupt
+ *   priv - Reference to the driver state structure
- *   context - Interrupt register state save info (architecture-specific)
  *
  * Returned Value:
- *   OK on success
+ *   None
  *
  * Assumptions:
+ *   The network is locked.
  *
  ****************************************************************************/
 
-static int tiva_interrupt(int irq, FAR void *context)
+static inline void tiva_interrupt_process(struct tiva_driver_s *priv)
 {
-  register struct tiva_driver_s *priv;
   uint32_t ris;
 
-#if TIVA_NETHCONTROLLERS > 1
-# error "A mechanism to associate and interface with an IRQ is needed"
-#else
-  priv = &g_lm3sdev[0];
-#endif
-
   /* Read the raw interrupt status register */
 
   ris = tiva_ethin(priv, TIVA_MAC_RIS_OFFSET);
@@ -994,36 +1038,142 @@ static int tiva_interrupt(int irq, FAR void *context)
 
       tiva_txdone(priv);
     }
-
-  /* Enable Ethernet interrupts (perhaps excluding the TX done interrupt if
-   * there are no pending transmissions).
-   */
-
-  return OK;
 }
 
 /****************************************************************************
- * Function: tiva_txtimeout
+ * Function: tiva_interrupt_work
  *
  * Description:
- *   Our TX watchdog timed out.  Called from the timer interrupt handler.
+ *   Perform interrupt related work from the worker thread
- *   The last TX never completed.  Reset the hardware and start again.
  *
  * Parameters:
- *   argc - The number of available arguments
+ *   arg - The argument passed when work_queue() was called.
- *   arg  - The first argument
  *
  * Returned Value:
- *   None
+ *   OK on success
+ *
+ * Assumptions:
+ *   The network is locked.
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_NET_NOINTS
+static void tiva_interrupt_work(void *arg)
+{
+  struct tiva_driver_s *priv = (struct tiva_driver_s *)arg;
+  net_lock_t state;
+
+  /* Process pending Ethernet interrupts */
+
+  state = net_lock();
+  tiva_interrupt_process(priv);
+  net_unlock(state);
+
+  /* Re-enable Ethernet interrupts */
+
+#if TIVA_NETHCONTROLLERS > 1
+  up_disable_irq(priv->irq);
+#else
+  up_disable_irq(TIVA_IRQ_ETHCON);
+#endif
+}
+#endif
+
+/****************************************************************************
+ * Function: tiva_interrupt
+ *
+ * Description:
+ *   Hardware interrupt handler
+ *
+ * Parameters:
+ *   irq     - Number of the IRQ that generated the interrupt
+ *   context - Interrupt register state save info (architecture-specific)
+ *
+ * Returned Value:
+ *   OK on success
  *
  * Assumptions:
  *
  ****************************************************************************/
 
-static void tiva_txtimeout(int argc, uint32_t arg, ...)
+static int tiva_interrupt(int irq, void *context)
 {
-  struct tiva_driver_s *priv = (struct tiva_driver_s *)arg;
+  struct tiva_driver_s *priv;
+  uint32_t ris;
 
+#if TIVA_NETHCONTROLLERS > 1
+# error "A mechanism to associate and interface with an IRQ is needed"
+#else
+  priv = &g_lm3sdev[0];
+#endif
+
+#ifdef CONFIG_NET_NOINTS
+  /* Disable further Ethernet interrupts.  Because Ethernet interrupts are
+   * also disabled if the TX timeout event occurs, there can be no race
+   * condition here.
+   */
+
+#if TIVA_NETHCONTROLLERS > 1
+  up_disable_irq(priv->irq);
+#else
+  up_disable_irq(TIVA_IRQ_ETHCON);
+#endif
+
+  /* Read the raw interrupt status register (masking out any disabled
+   * interrupts).
+   */
+
+  ris  = tiva_ethin(priv, TIVA_MAC_RIS_OFFSET);
+  ris &= tiva_ethin(priv, TIVA_MAC_IM_OFFSET);
+
+  /* Is this an Tx interrupt (meaning that the Tx FIFO is empty)? */
+
+  if ((ris & MAC_RIS_TXEMP) != 0)
+    {
+      /* If a TX transfer just completed, then cancel the TX timeout so
+       * there will be do race condition between any subsequent timeout
+       * expiration and the deferred interrupt processing.
+       */
+
+       wd_cancel(priv->ld_txtimeout);
+    }
+
+  /* Cancel any pending poll work */
+
+  work_cancel(HPWORK, &priv->ld_work);
+
+  /* Schedule to perform the interrupt processing on the worker thread. */
+
+  work_queue(ETHWORK, &priv->ld_work, tiva_interrupt_work, priv, 0);
+
+#else
+  /* Process the interrupt now */
+
+  tiva_interrupt_process(priv);
+#endif
+
+  return OK;
+}
+
+/****************************************************************************
+ * Function: tiva_txtimeout_process
+ *
+ * Description:
+ *   Process a TX timeout.  Called from the either the watchdog timer
+ *   expiration logic or from the worker thread, depending upon the
+ *   configuration.  The timeout means that the last TX never completed.
+ *   Reset the hardware and start again.
+ *
+ * Parameters:
+ *   priv - Reference to the driver state structure
+ *
+ * Returned Value:
+ *   None
+ *
+ ****************************************************************************/
+
+static inline void tiva_txtimeout_process(struct tiva_driver_s *priv)
+{
   /* Increment statistics */
 
   nerr("ERROR: Tx timeout\n");
@@ -1041,7 +1191,162 @@ static void tiva_txtimeout(int argc, uint32_t arg, ...)
 }
 
 /****************************************************************************
- * Function: tiva_polltimer
+ * Function: tiva_txtimeout_work
+ *
+ * Description:
+ *   Perform TX timeout related work from the worker thread
+ *
+ * Parameters:
+ *   arg - The argument passed when work_queue() as called.
+ *
+ * Returned Value:
+ *   OK on success
+ *
+ * Assumptions:
+ *   The network is locked.
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_NET_NOINTS
+static void tiva_txtimeout_work(void *arg)
+{
+  struct tiva_driver_s *priv = (struct tiva_driver_s *)arg;
+  net_lock_t state;
+
+  /* Process pending Ethernet interrupts */
+
+  state = net_lock();
+  tiva_txtimeout_process(priv);
+  net_unlock(state);
+}
+#endif
+
+/****************************************************************************
+ * Function: tiva_txtimeout_expiry
+ *
+ * Description:
+ *   Our TX watchdog timed out.  Called from the timer interrupt handler.
+ *   The last TX never completed.  Reset the hardware and start again.
+ *
+ * Parameters:
+ *   argc - The number of available arguments
+ *   arg  - The first argument
+ *
+ * Returned Value:
+ *   None
+ *
+ * Assumptions:
+ *   Global interrupts are disabled by the watchdog logic.
+ *
+ ****************************************************************************/
+
+static void tiva_txtimeout_expiry(int argc, wdparm_t arg, ...)
+{
+  struct tiva_driver_s *priv = (struct tiva_driver_s *)arg;
+
+#ifdef CONFIG_NET_NOINTS
+  /* Disable further Ethernet interrupts.  This will prevent some race
+   * conditions with interrupt work.  There is still a potential race
+   * condition with interrupt work that is already queued and in progress.
+   */
+
+#if TIVA_NETHCONTROLLERS > 1
+  up_disable_irq(priv->irq);
+#else
+  up_disable_irq(TIVA_IRQ_ETHCON);
+#endif
+
+  /* Cancel any pending poll or interrupt work.  This will have no effect
+   * on work that has already been started.
+   */
+
+  work_cancel(ETHWORK, &priv->ld_work);
+
+  /* Schedule to perform the TX timeout processing on the worker thread. */
+
+  work_queue(ETHWORK, &priv->ld_work, tiva_txtimeout_work, priv, 0);
+#else
+  /* Process the timeout now */
+
+  tiva_txtimeout_process(priv);
+#endif
+}
+
+/****************************************************************************
+ * Function: tiva_poll_process
+ *
+ * Description:
+ *   Perform the periodic poll.  This may be called either from watchdog
+ *   timer logic or from the worker thread, depending upon the configuration.
+ *
+ * Parameters:
+ *   priv - Reference to the driver state structure
+ *
+ * Returned Value:
+ *   None
+ *
+ * Assumptions:
+ *
+ ****************************************************************************/
+
+static inline void tiva_poll_process(struct tiva_driver_s *priv)
+{
+  /* Check if we can send another Tx packet now.  The NEWTX bit initiates an
+   * Ethernet transmission once the packet has been placed in the TX FIFO.
+   * This bit is cleared once the transmission has been completed.
+   *
+   * NOTE: This can cause missing poll cycles and, hence, some timing
+   * inaccuracies.
+   */
+
+  if ((tiva_ethin(priv, TIVA_MAC_TR_OFFSET) & MAC_TR_NEWTX) == 0)
+    {
+      /* If so, update TCP timing states and poll the network for new XMIT
+       * data.
+       */
+
+      (void)devif_timer(&priv->ld_dev, tiva_txpoll);
+
+      /* Setup the watchdog poll timer again */
+
+      (void)wd_start(priv->ld_txpoll, TIVA_WDDELAY, tiva_poll_expiry,
+                     1, priv);
+    }
+}
+
+/****************************************************************************
+ * Function: tiva_poll_work
+ *
+ * Description:
+ *   Perform periodic polling from the worker thread
+ *
+ * Parameters:
+ *   arg - The argument passed when work_queue() as called.
+ *
+ * Returned Value:
+ *   OK on success
+ *
+ * Assumptions:
+ *   The network is locked.
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_NET_NOINTS
+static void tiva_poll_work(void *arg)
+{
+  struct tiva_driver_s *priv = (struct tiva_driver_s *)arg;
+  net_lock_t state;
+
+  /* Perform the poll */
+
+  state = net_lock();
+  tiva_poll_process(priv);
+  net_unlock(state);
+}
+#endif
+
+/****************************************************************************
+ * Function: tiva_poll_expiry
  *
  * Description:
  *   Periodic timer handler.  Called from the timer interrupt handler.
@@ -1054,31 +1359,39 @@ static void tiva_txtimeout(int argc, uint32_t arg, ...)
  *   None
  *
  * Assumptions:
+ *   Global interrupts are disabled by the watchdog logic.
  *
  ****************************************************************************/
 
-static void tiva_polltimer(int argc, uint32_t arg, ...)
+static void tiva_poll_expiry(int argc, wdparm_t arg, ...)
 {
   struct tiva_driver_s *priv = (struct tiva_driver_s *)arg;
 
-  /* Check if we can send another Tx packet now.  The NEWTX bit initiates an
+#ifdef CONFIG_NET_NOINTS
-   * Ethernet transmission once the packet has been placed in the TX FIFO.
+  /* Is our single work structure available?  It may not be if there are
-   * This bit is cleared once the transmission has been completed.
+   * pending interrupt actions.
-   *
-   * NOTE: This can cause missing poll cycles and, hence, some timing
-   * inaccuracies.
    */
 
-  if ((tiva_ethin(priv, TIVA_MAC_TR_OFFSET) & MAC_TR_NEWTX) == 0)
+  if (work_available(&priv->ld_work))
     {
-      /* If so, update TCP timing states and poll the network for new XMIT data */
+      /* Schedule to perform the interrupt processing on the worker thread. */
 
-      (void)devif_timer(&priv->ld_dev, tiva_txpoll);
+      work_queue(ETHWORK, &priv->ld_work, tiva_poll_work, priv, 0);
-
-      /* Setup the watchdog poll timer again */
-
-      (void)wd_start(priv->ld_txpoll, TIVA_WDDELAY, tiva_polltimer, 1, arg);
     }
+  else
+    {
+      /* No.. Just re-start the watchdog poll timer, missing one polling
+       * cycle.
+       */
+
+      (void)wd_start(priv->ld_txpoll, TIVA_WDDELAY, tiva_poll_expiry, 1, arg);
+    }
+
+#else
+  /* Process the interrupt now */
+
+  tiva_poll_process(priv);
+#endif
 }
 
 /****************************************************************************
@@ -1230,7 +1543,7 @@ static int tiva_ifup(struct net_driver_s *dev)
 
   /* Set and activate a timer process */
 
-  (void)wd_start(priv->ld_txpoll, TIVA_WDDELAY, tiva_polltimer, 1, (uint32_t)priv);
+  (void)wd_start(priv->ld_txpoll, TIVA_WDDELAY, tiva_poll_expiry, 1, (uint32_t)priv);
 
   priv->ld_bifup = true;
   leave_critical_section(flags);
@@ -1320,6 +1633,74 @@ static int tiva_ifdown(struct net_driver_s *dev)
   return OK;
 }
 
+/****************************************************************************
+ * Function: tiva_txavail_process
+ *
+ * Description:
+ *   Perform an out-of-cycle poll.
+ *
+ * Parameters:
+ *   dev - Reference to the NuttX driver state structure
+ *
+ * Returned Value:
+ *   None
+ *
+ * Assumptions:
+ *   Called in normal user mode
+ *
+ ****************************************************************************/
+
+static inline void tiva_txavail_process(struct tiva_driver_s *priv)
+{
+  /* Ignore the notification if the interface is not yet up or if the Tx FIFO
+   * hardware is not available at this time.  The NEWTX bit initiates an
+   * Ethernet transmission once the packet has been placed in the TX FIFO.
+   * This bit is cleared once the transmission has been completed.  When the
+   * transmission completes, tiva_txdone() will be called and the Tx polling
+   * will occur at that time.
+   */
+
+  if (priv->ld_bifup && (tiva_ethin(priv, TIVA_MAC_TR_OFFSET) & MAC_TR_NEWTX) == 0)
+    {
+      /* If the interface is up and we can use the Tx FIFO, then poll the network
+       * for new Tx data
+       */
+
+      (void)devif_poll(&priv->ld_dev, tiva_txpoll);
+    }
+}
+
+/****************************************************************************
+ * Function: tiva_txavail_work
+ *
+ * Description:
+ *   Perform an out-of-cycle poll on the worker thread.
+ *
+ * Parameters:
+ *   arg - Reference to the NuttX driver state structure (cast to void*)
+ *
+ * Returned Value:
+ *   None
+ *
+ * Assumptions:
+ *   Called on the higher priority worker thread.
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_NET_NOINTS
+static void tiva_txavail_work(void *arg)
+{
+  struct tiva_driver_s *priv = (struct tiva_driver_s *)arg;
+  net_lock_t state;
+
+  /* Perform the poll */
+
+  state = net_lock();
+  tiva_txavail_process(priv);
+  net_unlock(state);
+}
+#endif
+
 /****************************************************************************
  * Function: tiva_txavail
  *
@@ -1329,7 +1710,7 @@ static int tiva_ifdown(struct net_driver_s *dev)
  *   latency.
  *
  * Parameters:
- *   dev  - Reference to the NuttX driver state structure
+ *   dev - Reference to the NuttX driver state structure
  *
  * Returned Value:
  *   None
@@ -1342,27 +1723,35 @@ static int tiva_ifdown(struct net_driver_s *dev)
 static int tiva_txavail(struct net_driver_s *dev)
 {
   struct tiva_driver_s *priv = (struct tiva_driver_s *)dev->d_private;
+
+#ifdef CONFIG_NET_NOINTS
+  /* Is our single work structure available?  It may not be if there are
+   * pending interrupt actions and we will have to ignore the Tx
+   * availability action.
+   */
+
+  if (work_available(&priv->ld_work))
+    {
+      /* Schedule to serialize the poll on the worker thread. */
+
+      work_queue(ETHWORK, &priv->ld_work, tiva_txavail_work, priv, 0);
+    }
+
+#else
   irqstate_t flags;
 
-  /* Ignore the notification if the interface is not yet up or if the Tx FIFO
+  /* Disable interrupts because this function may be called from interrupt
-   * hardware is not available at this time.  The NEWTX bit initiates an
+   * level processing.
-   * Ethernet transmission once the packet has been placed in the TX FIFO.
-   * This bit is cleared once the transmission has been completed.  When the
-   * transmission completes, tiva_txdone() will be called and the Tx polling
-   * will occur at that time.
    */
 
   flags = enter_critical_section();
-  if (priv->ld_bifup && (tiva_ethin(priv, TIVA_MAC_TR_OFFSET) & MAC_TR_NEWTX) == 0)
-    {
-      /* If the interface is up and we can use the Tx FIFO, then poll the network
-       * for new Tx data
-       */
 
-      (void)devif_poll(&priv->ld_dev, tiva_txpoll);
+  /* Perform the out-of-cycle poll now */
-    }
 
+  tiva_txavail_process(priv);
   leave_critical_section(flags);
+#endif
+
   return OK;
 }
 
@@ -1385,9 +1774,9 @@ static int tiva_txavail(struct net_driver_s *dev)
  ****************************************************************************/
 
 #ifdef CONFIG_NET_IGMP
-static int tiva_addmac(struct net_driver_s *dev, FAR const uint8_t *mac)
+static int tiva_addmac(struct net_driver_s *dev, const uint8_t *mac)
 {
-  FAR struct tiva_driver_s *priv = (FAR struct tiva_driver_s *)dev->d_private;
+  struct tiva_driver_s *priv = (struct tiva_driver_s *)dev->d_private;
 
   /* Add the MAC address to the hardware multicast routing table */
 
@@ -1415,9 +1804,9 @@ static int tiva_addmac(struct net_driver_s *dev, FAR const uint8_t *mac)
  ****************************************************************************/
 
 #ifdef CONFIG_NET_IGMP
-static int tiva_rmmac(struct net_driver_s *dev, FAR const uint8_t *mac)
+static int tiva_rmmac(struct net_driver_s *dev, const uint8_t *mac)
 {
-  FAR struct tiva_driver_s *priv = (FAR struct tiva_driver_s *)dev->d_private;
+  struct tiva_driver_s *priv = (struct tiva_driver_s *)dev->d_private;
 
   /* Add the MAC address to the hardware multicast routing table */
 

configs/eagle100/httpd/defconfig

@@ -257,6 +257,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 CONFIG_TIVA_BOARDMAC=y
 
@@ -414,6 +415,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -422,13 +424,17 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 # CONFIG_MODULE is not set
 
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -521,7 +527,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -604,7 +609,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/eagle100/nettest/defconfig

@@ -257,6 +257,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 CONFIG_TIVA_BOARDMAC=y
 
@@ -408,6 +409,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -415,13 +417,17 @@ CONFIG_NAME_MAX=32
 CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
+CONFIG_SIG_SIGWORK=17
 # CONFIG_MODULE is not set
 
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -513,7 +519,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -596,7 +601,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/eagle100/nsh/defconfig

@@ -257,6 +257,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 CONFIG_TIVA_BOARDMAC=y
 
@@ -421,6 +422,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -429,6 +431,7 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 
 #
 # POSIX Message Queue Options
@@ -440,8 +443,11 @@ CONFIG_MQ_MAXMSGSIZE=32
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -554,7 +560,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -638,7 +643,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/eagle100/thttpd/defconfig

@@ -250,6 +250,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 CONFIG_TIVA_BOARDMAC=y
 
@@ -401,6 +402,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -408,13 +410,17 @@ CONFIG_NAME_MAX=32
 CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
+CONFIG_SIG_SIGWORK=17
 # CONFIG_MODULE is not set
 
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -506,7 +512,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 CONFIG_PIPES=y
@@ -592,7 +597,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/ekk-lm3s9b96/nsh/defconfig

@@ -252,6 +252,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 # CONFIG_TIVA_BOARDMAC is not set
 
@@ -410,6 +411,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -418,6 +420,7 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 
 #
 # POSIX Message Queue Options
@@ -429,8 +432,11 @@ CONFIG_MQ_MAXMSGSIZE=32
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -543,7 +549,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -627,7 +632,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/lm3s6432-s2e/nsh/defconfig

@@ -247,6 +247,7 @@ CONFIG_TIVA_GPIOB_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 CONFIG_TIVA_BOARDMAC=y
 
@@ -405,6 +406,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -413,6 +415,7 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 
 #
 # POSIX Message Queue Options
@@ -424,8 +427,11 @@ CONFIG_MQ_MAXMSGSIZE=32
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -520,7 +526,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -618,7 +623,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/lm3s6965-ek/discover/defconfig

@@ -251,6 +251,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 # CONFIG_TIVA_BOARDMAC is not set
 
@@ -415,6 +416,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -423,6 +425,7 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 
 #
 # POSIX Message Queue Options
@@ -434,8 +437,11 @@ CONFIG_MQ_MAXMSGSIZE=32
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -548,7 +554,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -632,7 +637,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/lm3s6965-ek/nsh/defconfig

@@ -251,6 +251,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 # CONFIG_TIVA_BOARDMAC is not set
 
@@ -415,6 +416,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -423,6 +425,7 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 
 #
 # POSIX Message Queue Options
@@ -434,8 +437,11 @@ CONFIG_MQ_MAXMSGSIZE=32
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -548,7 +554,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -632,7 +637,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/lm3s6965-ek/tcpecho/defconfig

@@ -250,6 +250,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 # CONFIG_TIVA_BOARDMAC is not set
 
@@ -402,6 +403,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -410,6 +412,7 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 
 #
 # POSIX Message Queue Options
@@ -421,8 +424,11 @@ CONFIG_MQ_MAXMSGSIZE=32
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -517,7 +523,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -602,7 +607,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

configs/lm3s8962-ek/nsh/defconfig

@@ -261,6 +261,7 @@ CONFIG_TIVA_GPIOG_IRQS=y
 # CONFIG_TIVA_PROMISCUOUS is not set
 # CONFIG_TIVA_TIMESTAMP is not set
 # CONFIG_TIVA_BADCRC is not set
+CONFIG_TIVA_ETHERNET_HPWORK=y
 # CONFIG_TIVA_DUMPPACKET is not set
 # CONFIG_TIVA_BOARDMAC is not set
 
@@ -425,6 +426,7 @@ CONFIG_NAME_MAX=32
 # CONFIG_SCHED_STARTHOOK is not set
 # CONFIG_SCHED_ATEXIT is not set
 # CONFIG_SCHED_ONEXIT is not set
+# CONFIG_SIG_EVTHREAD is not set
 
 #
 # Signal Numbers
@@ -433,6 +435,7 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 
 #
 # POSIX Message Queue Options
@@ -444,8 +447,11 @@ CONFIG_MQ_MAXMSGSIZE=32
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
+CONFIG_SCHED_WORKQUEUE=y
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -558,7 +564,6 @@ CONFIG_ARCH_HAVE_NETDEV_STATISTICS=y
 # CONFIG_NET_DM90x0 is not set
 # CONFIG_ENC28J60 is not set
 # CONFIG_ENCX24J600 is not set
-
 # CONFIG_NET_SLIP is not set
 # CONFIG_NET_FTMAC100 is not set
 # CONFIG_PIPES is not set
@@ -642,7 +647,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 # CONFIG_ARCH_HAVE_PHY is not set
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #

drivers/net/skeleton.c

@@ -79,9 +79,9 @@
 
 #if defined(CONFIG_SCHED_WORKQUEUE)
 #  if defined(CONFIG_skeleton_HPWORK)
-#    define skelWORK HPWORK
+#    define ETHWORK HPWORK
 #  elif defined(CONFIG_skeleton_LPWORK)
-#    define skelWORK LPWORK
+#    define ETHWORK LPWORK
 #  else
 #    error Neither CONFIG_skeleton_HPWORK nor CONFIG_skeleton_LPWORK defined
 #  endif
@@ -623,7 +623,7 @@ static int skel_interrupt(int irq, FAR void *context)
 
   /* Schedule to perform the interrupt processing on the worker thread. */
 
-  work_queue(skelWORK, &priv->sk_work, skel_interrupt_work, priv, 0);
+  work_queue(ETHWORK, &priv->sk_work, skel_interrupt_work, priv, 0);
 
 #else
   /* Process the interrupt now */
@@ -730,11 +730,11 @@ static void skel_txtimeout_expiry(int argc, wdparm_t arg, ...)
    * on work that has already been started.
    */
 
-  work_cancel(skelWORK, &priv->sk_work);
+  work_cancel(ETHWORK, &priv->sk_work);
 
   /* Schedule to perform the TX timeout processing on the worker thread. */
 
-  work_queue(skelWORK, &priv->sk_work, skel_txtimeout_work, priv, 0);
+  work_queue(ETHWORK, &priv->sk_work, skel_txtimeout_work, priv, 0);
 #else
   /* Process the timeout now */
 
@@ -840,7 +840,7 @@ static void skel_poll_expiry(int argc, wdparm_t arg, ...)
     {
       /* Schedule to perform the interrupt processing on the worker thread. */
 
-      work_queue(skelWORK, &priv->sk_work, skel_poll_work, priv, 0);
+      work_queue(ETHWORK, &priv->sk_work, skel_poll_work, priv, 0);
     }
   else
     {
@@ -1051,7 +1051,7 @@ static int skel_txavail(FAR struct net_driver_s *dev)
     {
       /* Schedule to serialize the poll on the worker thread. */
 
-      work_queue(skelWORK, &priv->sk_work, skel_txavail_work, priv, 0);
+      work_queue(ETHWORK, &priv->sk_work, skel_txavail_work, priv, 0);
     }
 
 #else