diff options
Diffstat (limited to 'drivers/net/ethernet/ibm/ibmveth.h')
| -rw-r--r-- | drivers/net/ethernet/ibm/ibmveth.h | 120 |
1 files changed, 68 insertions, 52 deletions
diff --git a/drivers/net/ethernet/ibm/ibmveth.h b/drivers/net/ethernet/ibm/ibmveth.h index 01c587fc02c7..068f99df133e 100644 --- a/drivers/net/ethernet/ibm/ibmveth.h +++ b/drivers/net/ethernet/ibm/ibmveth.h @@ -1,19 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * IBM Power Virtual Ethernet Device Driver * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * * Copyright (C) IBM Corporation, 2003, 2010 * * Authors: Dave Larson <larson1@us.ibm.com> @@ -40,6 +28,7 @@ #define IbmVethMcastRemoveFilter 0x2UL #define IbmVethMcastClearFilterTable 0x3UL +#define IBMVETH_ILLAN_RX_MULTI_BUFF_SUPPORT 0x0000000000040000UL #define IBMVETH_ILLAN_LRG_SR_ENABLED 0x0000000000010000UL #define IBMVETH_ILLAN_LRG_SND_SUPPORT 0x0000000000008000UL #define IBMVETH_ILLAN_PADDED_PKT_CSUM 0x0000000000002000UL @@ -58,23 +47,41 @@ #define h_add_logical_lan_buffer(ua, buf) \ plpar_hcall_norets(H_ADD_LOGICAL_LAN_BUFFER, ua, buf) +static inline long h_add_logical_lan_buffers(unsigned long unit_address, + unsigned long desc1, + unsigned long desc2, + unsigned long desc3, + unsigned long desc4, + unsigned long desc5, + unsigned long desc6, + unsigned long desc7, + unsigned long desc8) +{ + unsigned long retbuf[PLPAR_HCALL9_BUFSIZE]; + + return plpar_hcall9(H_ADD_LOGICAL_LAN_BUFFERS, + retbuf, unit_address, + desc1, desc2, desc3, desc4, + desc5, desc6, desc7, desc8); +} + +/* FW allows us to send 6 descriptors but we only use one so mark + * the other 5 as unused (0) + */ static inline long h_send_logical_lan(unsigned long unit_address, - unsigned long desc1, unsigned long desc2, unsigned long desc3, - unsigned long desc4, unsigned long desc5, unsigned long desc6, - unsigned long corellator_in, unsigned long *corellator_out, - unsigned long mss, unsigned long large_send_support) + unsigned long desc, unsigned long corellator_in, + unsigned long *corellator_out, unsigned long mss, + unsigned long large_send_support) { long rc; unsigned long retbuf[PLPAR_HCALL9_BUFSIZE]; if (large_send_support) rc = plpar_hcall9(H_SEND_LOGICAL_LAN, retbuf, unit_address, - desc1, desc2, desc3, desc4, desc5, desc6, - corellator_in, mss); + desc, 0, 0, 0, 0, 0, corellator_in, mss); else rc = plpar_hcall9(H_SEND_LOGICAL_LAN, retbuf, unit_address, - desc1, desc2, desc3, desc4, desc5, desc6, - corellator_in); + desc, 0, 0, 0, 0, 0, corellator_in); *corellator_out = retbuf[0]; @@ -110,6 +117,10 @@ static inline long h_illan_attributes(unsigned long unit_address, #define IBMVETH_BUFF_LIST_SIZE 4096 #define IBMVETH_FILT_LIST_SIZE 4096 #define IBMVETH_MAX_BUF_SIZE (1024 * 128) +#define IBMVETH_MAX_TX_BUF_SIZE (1024 * 64) +#define IBMVETH_MAX_QUEUES 16U +#define IBMVETH_DEFAULT_QUEUES 8U +#define IBMVETH_MAX_RX_PER_HCALL 8U static int pool_size[] = { 512, 1024 * 2, 1024 * 16, 1024 * 32, 1024 * 64 }; static int pool_count[] = { 256, 512, 256, 256, 256 }; @@ -143,37 +154,42 @@ struct ibmveth_rx_q { }; struct ibmveth_adapter { - struct vio_dev *vdev; - struct net_device *netdev; - struct napi_struct napi; - unsigned int mcastFilterSize; - void * buffer_list_addr; - void * filter_list_addr; - dma_addr_t buffer_list_dma; - dma_addr_t filter_list_dma; - struct ibmveth_buff_pool rx_buff_pool[IBMVETH_NUM_BUFF_POOLS]; - struct ibmveth_rx_q rx_queue; - int pool_config; - int rx_csum; - int large_send; - bool is_active_trunk; - void *bounce_buffer; - dma_addr_t bounce_buffer_dma; - - u64 fw_ipv6_csum_support; - u64 fw_ipv4_csum_support; - u64 fw_large_send_support; - /* adapter specific stats */ - u64 replenish_task_cycles; - u64 replenish_no_mem; - u64 replenish_add_buff_failure; - u64 replenish_add_buff_success; - u64 rx_invalid_buffer; - u64 rx_no_buffer; - u64 tx_map_failed; - u64 tx_send_failed; - u64 tx_large_packets; - u64 rx_large_packets; + struct vio_dev *vdev; + struct net_device *netdev; + struct napi_struct napi; + struct work_struct work; + unsigned int mcastFilterSize; + void *buffer_list_addr; + void *filter_list_addr; + void *tx_ltb_ptr[IBMVETH_MAX_QUEUES]; + unsigned int tx_ltb_size; + dma_addr_t tx_ltb_dma[IBMVETH_MAX_QUEUES]; + dma_addr_t buffer_list_dma; + dma_addr_t filter_list_dma; + struct ibmveth_buff_pool rx_buff_pool[IBMVETH_NUM_BUFF_POOLS]; + struct ibmveth_rx_q rx_queue; + int rx_csum; + int large_send; + bool is_active_trunk; + unsigned int rx_buffers_per_hcall; + + u64 fw_ipv6_csum_support; + u64 fw_ipv4_csum_support; + u64 fw_large_send_support; + /* adapter specific stats */ + u64 replenish_task_cycles; + u64 replenish_no_mem; + u64 replenish_add_buff_failure; + u64 replenish_add_buff_success; + u64 rx_invalid_buffer; + u64 rx_no_buffer; + u64 tx_map_failed; + u64 tx_send_failed; + u64 tx_large_packets; + u64 rx_large_packets; + /* Ethtool settings */ + u8 duplex; + u32 speed; }; /* |