C++ (Cpp) caam_qi_napi_schedule Examples

Example #1

File: qi.c Project: AlexShiLucky/linux

static enum qman_cb_dqrr_result caam_rsp_fq_dqrr_cb(struct qman_portal *p,
						    struct qman_fq *rsp_fq,
						    const struct qm_dqrr_entry *dqrr)
{
	struct caam_napi *caam_napi = raw_cpu_ptr(&pcpu_qipriv.caam_napi);
	struct caam_drv_req *drv_req;
	const struct qm_fd *fd;
	struct device *qidev = &(raw_cpu_ptr(&pcpu_qipriv)->net_dev.dev);
	u32 status;

	if (caam_qi_napi_schedule(p, caam_napi))
		return qman_cb_dqrr_stop;

	fd = &dqrr->fd;
	status = be32_to_cpu(fd->status);
	if (unlikely(status)) {
		u32 ssrc = status & JRSTA_SSRC_MASK;
		u8 err_id = status & JRSTA_CCBERR_ERRID_MASK;

		if (ssrc != JRSTA_SSRC_CCB_ERROR ||
		    err_id != JRSTA_CCBERR_ERRID_ICVCHK)
			dev_err(qidev, "Error: %#x in CAAM response FD\n",
				status);
	}

	if (unlikely(qm_fd_get_format(fd) != qm_fd_compound)) {
		dev_err(qidev, "Non-compound FD from CAAM\n");
		return qman_cb_dqrr_consume;
	}

	drv_req = (struct caam_drv_req *)phys_to_virt(qm_fd_addr_get64(fd));
	if (unlikely(!drv_req)) {
		dev_err(qidev,
			"Can't find original request for caam response\n");
		return qman_cb_dqrr_consume;
	}

	dma_unmap_single(drv_req->drv_ctx->qidev, qm_fd_addr(fd),
			 sizeof(drv_req->fd_sgt), DMA_BIDIRECTIONAL);

	drv_req->cbk(drv_req, status);
	return qman_cb_dqrr_consume;
}

Example #2

File: qi.c Project: songwenbin247/linux-hub-sdk2.0

static enum qman_cb_dqrr_result caam_rsp_fq_dqrr_cb(struct qman_portal *p,
					struct qman_fq *rsp_fq,
					const struct qm_dqrr_entry *dqrr)
{
	struct caam_napi *caam_napi = raw_cpu_ptr(&pcpu_qipriv.caam_napi);
	struct caam_drv_req *drv_req;
	const struct qm_fd *fd;
	const size_t size = 2 * sizeof(struct qm_sg_entry);
	struct device *qidev = &(raw_cpu_ptr(&pcpu_qipriv)->net_dev.dev);

	if (caam_qi_napi_schedule(p, caam_napi))
		return qman_cb_dqrr_stop;

	fd = &dqrr->fd;
	if (unlikely(fd->status))
		dev_err(qidev, "Error: %#x in CAAM response FD\n", fd->status);

	if (unlikely(qm_fd_compound != fd->format)) {
		dev_err(qidev, "Non compound FD from CAAM\n");
		return qman_cb_dqrr_consume;
	}

	drv_req = (struct caam_drv_req *)phys_to_virt(fd->addr);
	if (unlikely(!drv_req)) {
		dev_err(qidev,
			"Can't find original request for caam response\n");
		return qman_cb_dqrr_consume;
	}

	dma_unmap_single(drv_req->drv_ctx->qidev, fd->addr,
			 size, DMA_BIDIRECTIONAL);

	drv_req->cbk(drv_req, fd->status);

	return qman_cb_dqrr_consume;
}