On Wed, Jan 08, 2025 at 09:47:14PM +0800, Luo Jie wrote:
> Configure unicast and multicast hardware queues for the PPE
> ports to enable packet forwarding between the ports.
>
> Each PPE port is assigned with a range of queues. The queue ID
> selection for a packet is decided by the queue base and queue
> offset that is configured based on the internal priority and
> the RSS hash value of the packet.
>
> Signed-off-by: Luo Jie <quic_l...@quicinc.com>
> ---
> drivers/net/ethernet/qualcomm/ppe/ppe_config.c | 357
> ++++++++++++++++++++++++-
> drivers/net/ethernet/qualcomm/ppe/ppe_config.h | 63 +++++
> drivers/net/ethernet/qualcomm/ppe/ppe_regs.h | 21 ++
> 3 files changed, 440 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/qualcomm/ppe/ppe_config.c
> b/drivers/net/ethernet/qualcomm/ppe/ppe_config.c
...
> @@ -673,6 +701,111 @@ static struct ppe_scheduler_port_config
> ppe_port_sch_config[] = {
> },
> };
>
> +/* The scheduler resource is applied to each PPE port, The resource
> + * includes the unicast & multicast queues, flow nodes and DRR nodes.
> + */
> +static struct ppe_port_schedule_resource ppe_scheduler_res[] = {
> + { .ucastq_start = 0,
> + .ucastq_end = 63,
> + .mcastq_start = 256,
> + .ucastq_end = 271,
Hi Luo Jie,
This appears to duplicate the initialisation of .ucastq_end.
Should the line above initialise .mcastq_end instead?
Likewise for other elements of this array.
Flagged by W=1 builds with both clang-19 and gcc-14.
> + .flow_id_start = 0,
> + .flow_id_end = 0,
> + .l0node_start = 0,
> + .l0node_end = 7,
> + .l1node_start = 0,
> + .l1node_end = 0,
> + },
> + { .ucastq_start = 144,
> + .ucastq_end = 159,
> + .mcastq_start = 272,
> + .ucastq_end = 275,
> + .flow_id_start = 36,
> + .flow_id_end = 39,
> + .l0node_start = 48,
> + .l0node_end = 63,
> + .l1node_start = 8,
> + .l1node_end = 11,
> + },
...
> +};
...
