On 2024-03-04 18:01, Mina Almasry wrote: > This API enables the net stack to reset the queues used for devmem. > > Signed-off-by: Mina Almasry <almasrymina@xxxxxxxxxx> > > --- > 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); > }; I'm working to port bnxt over to using this API. What are your thoughts on maybe pulling this out and use bnxt to drive it? > > /**