amazon/ena/ena_com.c

1057 	return ena_dev->rss.hash_func;
1063 		(ena_dev->rss).hash_key;
1074 	struct ena_rss *rss = &ena_dev->rss;
1079 	rss->hash_key = dma_alloc_coherent(ena_dev->dmadev, sizeof(*rss->hash_key),
1080 					   &rss->hash_key_dma_addr, GFP_KERNEL);
1082 	if (unlikely(!rss->hash_key))
1090 	struct ena_rss *rss = &ena_dev->rss;
1092 	if (rss->hash_key)
1093 		dma_free_coherent(ena_dev->dmadev, sizeof(*rss->hash_key), rss->hash_key,
1094 				  rss->hash_key_dma_addr);
1095 	rss->hash_key = NULL;
1100 	struct ena_rss *rss = &ena_dev->rss;
1102 	rss->hash_ctrl = dma_alloc_coherent(ena_dev->dmadev, sizeof(*rss->hash_ctrl),
1103 					    &rss->hash_ctrl_dma_addr, GFP_KERNEL);
1105 	if (unlikely(!rss->hash_ctrl))
1113 	struct ena_rss *rss = &ena_dev->rss;
1115 	if (rss->hash_ctrl)
1116 		dma_free_coherent(ena_dev->dmadev, sizeof(*rss->hash_ctrl), rss->hash_ctrl,
1117 				  rss->hash_ctrl_dma_addr);
1118 	rss->hash_ctrl = NULL;
1124 	struct ena_rss *rss = &ena_dev->rss;
1146 	rss->rss_ind_tbl = dma_alloc_coherent(ena_dev->dmadev, tbl_size, &rss->rss_ind_tbl_dma_addr,
1148 	if (unlikely(!rss->rss_ind_tbl))
1152 	rss->host_rss_ind_tbl = devm_kzalloc(ena_dev->dmadev, tbl_size, GFP_KERNEL);
1153 	if (unlikely(!rss->host_rss_ind_tbl))
1156 	rss->tbl_log_size = log_size;
1164 	dma_free_coherent(ena_dev->dmadev, tbl_size, rss->rss_ind_tbl, rss->rss_ind_tbl_dma_addr);
1165 	rss->rss_ind_tbl = NULL;
1167 	rss->tbl_log_size = 0;
1173 	struct ena_rss *rss = &ena_dev->rss;
1174 	size_t tbl_size = (1ULL << rss->tbl_log_size) *
1177 	if (rss->rss_ind_tbl)
1178 		dma_free_coherent(ena_dev->dmadev, tbl_size, rss->rss_ind_tbl,
1179 				  rss->rss_ind_tbl_dma_addr);
1180 	rss->rss_ind_tbl = NULL;
1182 	if (rss->host_rss_ind_tbl)
1183 		devm_kfree(ena_dev->dmadev, rss->host_rss_ind_tbl);
1184 	rss->host_rss_ind_tbl = NULL;
1260 	struct ena_rss *rss = &ena_dev->rss;
1265 	for (i = 0; i < 1 << rss->tbl_log_size; i++) {
1266 		qid = rss->host_rss_ind_tbl[i];
1275 		rss->rss_ind_tbl[i].cq_idx = io_sq->idx;
2234 	struct ena_rss *rss = &ena_dev->rss;
2252 	if (!(get_resp.u.flow_hash_func.supported_func & BIT(rss->hash_func))) {
2254 			   rss->hash_func);
2264 	cmd.u.flow_hash_func.init_val = rss->hash_init_val;
2265 	cmd.u.flow_hash_func.selected_func = 1 << rss->hash_func;
2269 				   rss->hash_key_dma_addr);
2275 	cmd.control_buffer.length = sizeof(*rss->hash_key);
2284 			   rss->hash_func, ret);
2298 	struct ena_rss *rss = &ena_dev->rss;
2301 	hash_key = rss->hash_key;
2309 				    rss->hash_key_dma_addr,
2310 				    sizeof(*rss->hash_key), 0);
2330 	rss->hash_init_val = init_val;
2331 	old_func = rss->hash_func;
2332 	rss->hash_func = func;
2337 		rss->hash_func = old_func;
2345 	struct ena_rss *rss = &ena_dev->rss;
2354 				    rss->hash_key_dma_addr,
2355 				    sizeof(*rss->hash_key), 0);
2360 	rss->hash_func = ffs(get_resp.u.flow_hash_func.selected_func);
2361 	if (rss->hash_func)
2362 		rss->hash_func--;
2364 	*func = rss->hash_func;
2372 		ena_dev->rss.hash_key;
2385 	struct ena_rss *rss = &ena_dev->rss;
2391 				    rss->hash_ctrl_dma_addr,
2392 				    sizeof(*rss->hash_ctrl), 0);
2397 		*fields = rss->hash_ctrl->selected_fields[proto].fields;
2405 	struct ena_rss *rss = &ena_dev->rss;
2406 	struct ena_admin_feature_rss_hash_control *hash_ctrl = rss->hash_ctrl;
2429 				   rss->hash_ctrl_dma_addr);
2449 	struct ena_rss *rss = &ena_dev->rss;
2451 		rss->hash_ctrl;
2513 	struct ena_rss *rss = &ena_dev->rss;
2514 	struct ena_admin_feature_rss_hash_control *hash_ctrl = rss->hash_ctrl;
2550 	struct ena_rss *rss = &ena_dev->rss;
2552 	if (unlikely(entry_idx >= (1 << rss->tbl_log_size)))
2558 	rss->host_rss_ind_tbl[entry_idx] = entry_value;
2566 	struct ena_rss *rss = &ena_dev->rss;
2590 	cmd.u.ind_table.size = rss->tbl_log_size;
2595 				   rss->rss_ind_tbl_dma_addr);
2601 	cmd.control_buffer.length = (1ULL << rss->tbl_log_size) *
2618 	struct ena_rss *rss = &ena_dev->rss;
2623 	tbl_size = (1ULL << rss->tbl_log_size) *
2628 				    rss->rss_ind_tbl_dma_addr,
2636 	for (i = 0; i < (1 << rss->tbl_log_size); i++)
2637 		ind_tbl[i] = rss->host_rss_ind_tbl[i];
2646 	memset(&ena_dev->rss, 0x0, sizeof(ena_dev->rss));
2683 	memset(&ena_dev->rss, 0x0, sizeof(ena_dev->rss));