SAMA5D3: Add support for CONFIG_NET_NOINTS to EMACA and GMAC driver.

TODO

@@ -1,4 +1,4 @@
-NuttX TODO List (Last updated November 22, 2016)
+NuttX TODO List (Last updated December 2, 2016)
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 This file summarizes known NuttX bugs, limitations, inconsistencies with
@@ -1067,9 +1067,9 @@ o Network (net/, drivers/net)
                PIC32          NO                      NO
                SAM3/4         YES                     YES
                SAMA5D         ----------------------- ------
-                 EMACA        NO                      YES (not tested)
+                 EMACA        YES                     YES (not tested)
                  EMACB        YES                     YES
-                 GMAC         NO                      YES (not tested)
+                 GMAC         YES                     YES (not tested)
                SAMV7          YES                     YES
                SIM            N/A  (No interrupts)    NO
 

arch/arm/src/sama5/Kconfig

@@ -1437,6 +1437,26 @@ config SAMA5_GMAC_NBC
 	---help---
 		Select to disable receipt of broadcast packets.
 
+choice
+	prompt "Work queue"
+	default SAMA5_GMAC_LPWORK if SCHED_LPWORK
+	default SAMA5_GMAC_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 SAMA5_GMAC_HPWORK
+	bool "High priority"
+	depends on SCHED_HPWORK
+
+config SAMA5_GMAC_LPWORK
+	bool "Low priority"
+	depends on SCHED_LPWORK
+
+endchoice # Work queue
+
 config SAMA5_GMAC_PHYADDR
 	int "PHY address"
 	default 1
@@ -1675,6 +1695,26 @@ config SAMA5_EMACA_NBC
 	---help---
 		Select to disable receipt of broadcast packets.
 
+choice
+	prompt "Work queue"
+	default SAMA5_EMACA_LPWORK if SCHED_LPWORK
+	default SAMA5_EMACA_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 SAMA5_EMACA_HPWORK
+	bool "High priority"
+	depends on SCHED_HPWORK
+
+config SAMA5_EMACA_LPWORK
+	bool "Low priority"
+	depends on SCHED_LPWORK
+
+endchoice # Work queue
+
 config SAMA5_EMACA_REGDEBUG
 	bool "Register-Level Debug"
 	default n

configs/sama5d3-xplained/bridge/defconfig

@@ -279,6 +279,7 @@ CONFIG_SAMA5_GMAC_NRXBUFFERS=16
 CONFIG_SAMA5_GMAC_NTXBUFFERS=8
 # CONFIG_SAMA5_GMAC_PREALLOCATE is not set
 # CONFIG_SAMA5_GMAC_NBC is not set
+CONFIG_SAMA5_GMAC_HPWORK=y
 CONFIG_SAMA5_GMAC_PHYADDR=1
 # CONFIG_SAMA5_GMAC_PHYINIT is not set
 CONFIG_SAMA5_GMAC_AUTONEG=y
@@ -302,6 +303,7 @@ CONFIG_SAMA5_EMAC_PHYSR_10FD=0x5
 CONFIG_SAMA5_EMAC_PHYSR_100FD=0x6
 # CONFIG_SAMA5_EMACA_PREALLOCATE is not set
 # CONFIG_SAMA5_EMACA_NBC is not set
+CONFIG_SAMA5_EMACA_HPWORK=y
 # CONFIG_SAMA5_EMAC_ISETH0 is not set
 CONFIG_SAMA5_GMAC_ISETH0=y
 
@@ -481,6 +483,7 @@ 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
@@ -489,6 +492,7 @@ CONFIG_SIG_SIGUSR1=1
 CONFIG_SIG_SIGUSR2=2
 CONFIG_SIG_SIGALARM=3
 CONFIG_SIG_SIGCONDTIMEDOUT=16
+CONFIG_SIG_SIGWORK=17
 
 #
 # POSIX Message Queue Options
@@ -500,8 +504,11 @@ CONFIG_MQ_MAXMSGSIZE=32
 #
 # Work queue support
 #
-# CONFIG_SCHED_WORKQUEUE is not set
-# CONFIG_SCHED_HPWORK is not set
+CONFIG_SCHED_WORKQUEUE=y
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_HPWORKPRIORITY=224
+CONFIG_SCHED_HPWORKPERIOD=50000
+CONFIG_SCHED_HPWORKSTACKSIZE=2048
 # CONFIG_SCHED_LPWORK is not set
 
 #
@@ -592,7 +599,6 @@ CONFIG_NETDEV_MULTINIC=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
 
@@ -692,7 +698,7 @@ CONFIG_SYSLOG_CONSOLE=y
 CONFIG_ARCH_HAVE_NET=y
 CONFIG_ARCH_HAVE_PHY=y
 CONFIG_NET=y
-# CONFIG_NET_NOINTS is not set
+CONFIG_NET_NOINTS=y
 # CONFIG_NET_PROMISCUOUS is not set
 
 #