[RFC PATCH net-next v6 01/15] queue_api: define queue api
From: Mina Almasry <hidden>
Date: 2024-03-05 02:02:00
Also in:
bpf, dri-devel, linux-alpha, linux-arch, linux-doc, linux-kselftest, linux-media, linux-mips, lkml, netdev, sparclinux
Subsystem:
networking drivers, networking [general], the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
This API enables the net stack to reset the queues used for devmem. Signed-off-by: Mina Almasry <redacted> --- include/linux/netdevice.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index c41019f34179..3105c586355d 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h@@ -1435,6 +1435,20 @@ struct netdev_net_notifier { * struct kernel_hwtstamp_config *kernel_config, * struct netlink_ext_ack *extack); * Change the hardware timestamping parameters for NIC device. + * + * void *(*ndo_queue_mem_alloc)(struct net_device *dev, int idx); + * Allocate memory for an RX queue. The memory returned in the form of + * a void * can be passed to ndo_queue_mem_free() for freeing or to + * ndo_queue_start to create an RX queue with this memory. + * + * void (*ndo_queue_mem_free)(struct net_device *dev, void *); + * Free memory from an RX queue. + * + * int (*ndo_queue_start)(struct net_device *dev, int idx, void *); + * Start an RX queue at the specified index. + * + * int (*ndo_queue_stop)(struct net_device *dev, int idx, void **); + * Stop the RX queue at the specified index. */ struct net_device_ops { int (*ndo_init)(struct net_device *dev);
@@ -1679,6 +1693,16 @@ struct net_device_ops { int (*ndo_hwtstamp_set)(struct net_device *dev, struct kernel_hwtstamp_config *kernel_config, struct netlink_ext_ack *extack); + void * (*ndo_queue_mem_alloc)(struct net_device *dev, + int idx); + void (*ndo_queue_mem_free)(struct net_device *dev, + void *queue_mem); + int (*ndo_queue_start)(struct net_device *dev, + int idx, + void *queue_mem); + int (*ndo_queue_stop)(struct net_device *dev, + int idx, + void **out_queue_mem); }; /**
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2.44.0.rc1.240.g4c46232300-goog