qat/qat_common/qat_asym_algs.c

110 	unsigned int p_size;
167 		dma_unmap_single(dev, req->in.dh.in.b, req->ctx.dh->p_size,
172 	areq->dst_len = req->ctx.dh->p_size;
173 	dma_unmap_single(dev, req->out.dh.r, req->ctx.dh->p_size,
234 	if (req->dst_len < ctx->p_size) {
235 		req->dst_len = ctx->p_size;
239 	if (req->src_len > ctx->p_size)
246 	msg->pke_hdr.cd_pars.func_id = qat_dh_fn_id(ctx->p_size,
288 		if (sg_is_last(req->src) && req->src_len == ctx->p_size) {
292 			int shift = ctx->p_size - req->src_len;
294 			qat_req->src_align = kzalloc(ctx->p_size, flags);
304 		qat_req->in.dh.in.b = dma_map_single(dev, vaddr, ctx->p_size,
316 	if (sg_is_last(req->dst) && req->dst_len == ctx->p_size) {
320 		qat_req->dst_align = kzalloc(ctx->p_size, flags);
326 	qat_req->out.dh.r = dma_map_single(dev, vaddr, ctx->p_size,
370 		dma_unmap_single(dev, qat_req->out.dh.r, ctx->p_size,
377 					 ctx->p_size,
401 	if (qat_dh_check_params_length(params->p_size << 3))
404 	ctx->p_size = params->p_size;
405 	ctx->p = dma_alloc_coherent(dev, ctx->p_size, &ctx->dma_p, GFP_KERNEL);
408 	memcpy(ctx->p, params->p, ctx->p_size);
416 	ctx->g = dma_alloc_coherent(dev, ctx->p_size, &ctx->dma_g, GFP_KERNEL);
419 	memcpy(ctx->g + (ctx->p_size - params->g_size), params->g,
428 		memset(ctx->g, 0, ctx->p_size);
429 		dma_free_coherent(dev, ctx->p_size, ctx->g, ctx->dma_g);
433 		memset(ctx->xa, 0, ctx->p_size);
434 		dma_free_coherent(dev, ctx->p_size, ctx->xa, ctx->dma_xa);
438 		memset(ctx->p, 0, ctx->p_size);
439 		dma_free_coherent(dev, ctx->p_size, ctx->p, ctx->dma_p);
442 	ctx->p_size = 0;
464 	ctx->xa = dma_alloc_coherent(dev, ctx->p_size, &ctx->dma_xa,
470 	memcpy(ctx->xa + (ctx->p_size - params.key_size), params.key,
484 	return ctx->p_size;
498 	ctx->p_size = 0;