Re: [PATCH v4 net-next] net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)

From: Andrew Lunn
Date: Mon Apr 12 2021 - 08:16:08 EST


> +static inline bool is_gdma_msg(const void *req)
> +{
> + struct gdma_req_hdr *hdr = (struct gdma_req_hdr *)req;
> +
> + if (hdr->req.hdr_type == GDMA_STANDARD_HEADER_TYPE &&
> + hdr->resp.hdr_type == GDMA_STANDARD_HEADER_TYPE &&
> + hdr->req.msg_size >= sizeof(struct gdma_req_hdr) &&
> + hdr->resp.msg_size >= sizeof(struct gdma_resp_hdr) &&
> + hdr->req.msg_type != 0 && hdr->resp.msg_type != 0)
> + return true;
> +
> + return false;
> +}
> +
> +static inline bool is_gdma_msg_len(const u32 req_len, const u32 resp_len,
> + const void *req)
> +{
> + struct gdma_req_hdr *hdr = (struct gdma_req_hdr *)req;
> +
> + if (req_len >= sizeof(struct gdma_req_hdr) &&
> + resp_len >= sizeof(struct gdma_resp_hdr) &&
> + req_len >= hdr->req.msg_size && resp_len >= hdr->resp.msg_size &&
> + is_gdma_msg(req)) {
> + return true;
> + }
> +
> + return false;
> +}

You missed adding the mana_ prefix here. There might be others.

> +#define CQE_POLLING_BUFFER 512
> +struct ana_eq {
> + struct gdma_queue *eq;
> + struct gdma_comp cqe_poll[CQE_POLLING_BUFFER];
> +};

> +static int ana_poll(struct napi_struct *napi, int budget)
> +{

You also have a few cases of ana_, not mana_. There might be others.

Andrew