This patch adds a new initialization function: can_rx_offload_add_manual() It should be used to add support rx-offload to a driver, if the callback mechanism should not be used. Use e.g. can_rx_offload_queue_sorted() to queue skbs into rx-offload.
Link: https://lore.kernel.org/r/20200915223527.1417033-33-...@pengutronix.de Signed-off-by: Marc Kleine-Budde <m...@pengutronix.de> --- drivers/net/can/rx-offload.c | 11 +++++++++++ include/linux/can/rx-offload.h | 3 +++ 2 files changed, 14 insertions(+) diff --git a/drivers/net/can/rx-offload.c b/drivers/net/can/rx-offload.c index e8328910a234..3b180269a92d 100644 --- a/drivers/net/can/rx-offload.c +++ b/drivers/net/can/rx-offload.c @@ -351,6 +351,17 @@ int can_rx_offload_add_fifo(struct net_device *dev, } EXPORT_SYMBOL_GPL(can_rx_offload_add_fifo); +int can_rx_offload_add_manual(struct net_device *dev, + struct can_rx_offload *offload, + unsigned int weight) +{ + if (offload->mailbox_read) + return -EINVAL; + + return can_rx_offload_init_queue(dev, offload, weight); +} +EXPORT_SYMBOL_GPL(can_rx_offload_add_manual); + void can_rx_offload_enable(struct can_rx_offload *offload) { napi_enable(&offload->napi); diff --git a/include/linux/can/rx-offload.h b/include/linux/can/rx-offload.h index 1b78a0cfb615..f1b38088b765 100644 --- a/include/linux/can/rx-offload.h +++ b/include/linux/can/rx-offload.h @@ -35,6 +35,9 @@ int can_rx_offload_add_timestamp(struct net_device *dev, int can_rx_offload_add_fifo(struct net_device *dev, struct can_rx_offload *offload, unsigned int weight); +int can_rx_offload_add_manual(struct net_device *dev, + struct can_rx_offload *offload, + unsigned int weight); int can_rx_offload_irq_offload_timestamp(struct can_rx_offload *offload, u64 reg); int can_rx_offload_irq_offload_fifo(struct can_rx_offload *offload); -- 2.28.0
