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authorRaghu Vatsavayi <rvatsavayi@caviumnetworks.com>2016-08-31 21:03:24 +0300
committerDavid S. Miller <davem@davemloft.net>2016-09-01 00:12:47 +0300
commite86b1ab6866690691f19a456f24fef8e633e5546 (patch)
tree06450b30eac41d93f5bd17321a8911ddbfd27902
parent5bc67f587ba7eaa8dd3976bfeff8f2b60718c871 (diff)
downloadlinux-e86b1ab6866690691f19a456f24fef8e633e5546.tar.xz
liquidio: CN23XX queue definitions
Add support for cn23xx specific queue definitions and features. Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com> Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com> Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com> Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/cavium/Kconfig2
-rw-r--r--drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.h48
-rw-r--r--drivers/net/ethernet/cavium/liquidio/lio_main.c47
-rw-r--r--drivers/net/ethernet/cavium/liquidio/octeon_config.h56
-rw-r--r--drivers/net/ethernet/cavium/liquidio/octeon_device.c142
-rw-r--r--drivers/net/ethernet/cavium/liquidio/octeon_device.h24
6 files changed, 286 insertions, 33 deletions
diff --git a/drivers/net/ethernet/cavium/Kconfig b/drivers/net/ethernet/cavium/Kconfig
index e1b78b500309..92f411c9f0df 100644
--- a/drivers/net/ethernet/cavium/Kconfig
+++ b/drivers/net/ethernet/cavium/Kconfig
@@ -58,7 +58,7 @@ config LIQUIDIO
select LIBCRC32C
---help---
This driver supports Cavium LiquidIO Intelligent Server Adapters
- based on CN66XX and CN68XX chips.
+ based on CN66XX, CN68XX and CN23XX chips.
To compile this driver as a module, choose M here: the module
will be called liquidio. This is recommended.
diff --git a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.h b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.h
new file mode 100644
index 000000000000..e07d5306c6dc
--- /dev/null
+++ b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.h
@@ -0,0 +1,48 @@
+/**********************************************************************
+* Author: Cavium, Inc.
+*
+* Contact: support@cavium.com
+* Please include "LiquidIO" in the subject.
+*
+* Copyright (c) 2003-2015 Cavium, Inc.
+*
+* This file is free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License, Version 2, as
+* published by the Free Software Foundation.
+*
+* This file is distributed in the hope that it will be useful, but
+* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
+* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
+* NONINFRINGEMENT. See the GNU General Public License for more
+* details.
+*
+* This file may also be available under a different license from Cavium.
+* Contact Cavium, Inc. for more information
+**********************************************************************/
+
+/*! \file cn23xx_device.h
+ * \brief Host Driver: Routines that perform CN23XX specific operations.
+*/
+
+#ifndef __CN23XX_PF_DEVICE_H__
+#define __CN23XX_PF_DEVICE_H__
+
+#include "cn23xx_pf_regs.h"
+
+/* Register address and configuration for a CN23XX devices.
+ * If device specific changes need to be made then add a struct to include
+ * device specific fields as shown in the commented section
+ */
+struct octeon_cn23xx_pf {
+ /** PCI interrupt summary register */
+ u8 __iomem *intr_sum_reg64;
+
+ /** PCI interrupt enable register */
+ u8 __iomem *intr_enb_reg64;
+
+ /** The PCI interrupt mask used by interrupt handler */
+ u64 intr_mask64;
+
+ struct octeon_config *conf;
+};
+#endif
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index 8f11a0b4a7ad..7ef073825160 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -474,6 +474,9 @@ static const struct pci_device_id liquidio_pci_tbl[] = {
{ /* 66xx */
PCI_VENDOR_ID_CAVIUM, 0x92, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0
},
+ { /* 23xx pf */
+ PCI_VENDOR_ID_CAVIUM, 0x9702, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0
+ },
{
0, 0, 0, 0, 0, 0, 0
}
@@ -491,7 +494,6 @@ static struct pci_driver liquidio_pci_driver = {
.suspend = liquidio_suspend,
.resume = liquidio_resume,
#endif
-
};
/**
@@ -3268,15 +3270,24 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
vdata->minor = cpu_to_be16(LIQUIDIO_BASE_MINOR_VERSION);
vdata->micro = cpu_to_be16(LIQUIDIO_BASE_MICRO_VERSION);
- num_iqueues =
- CFG_GET_NUM_TXQS_NIC_IF(octeon_get_conf(octeon_dev), i);
- num_oqueues =
- CFG_GET_NUM_RXQS_NIC_IF(octeon_get_conf(octeon_dev), i);
- base_queue =
- CFG_GET_BASE_QUE_NIC_IF(octeon_get_conf(octeon_dev), i);
- gmx_port_id =
- CFG_GET_GMXID_NIC_IF(octeon_get_conf(octeon_dev), i);
- ifidx_or_pfnum = i;
+ if (OCTEON_CN23XX_PF(octeon_dev)) {
+ num_iqueues = octeon_dev->sriov_info.num_pf_rings;
+ num_oqueues = octeon_dev->sriov_info.num_pf_rings;
+ base_queue = octeon_dev->sriov_info.pf_srn;
+
+ gmx_port_id = octeon_dev->pf_num;
+ ifidx_or_pfnum = octeon_dev->pf_num;
+ } else {
+ num_iqueues = CFG_GET_NUM_TXQS_NIC_IF(
+ octeon_get_conf(octeon_dev), i);
+ num_oqueues = CFG_GET_NUM_RXQS_NIC_IF(
+ octeon_get_conf(octeon_dev), i);
+ base_queue = CFG_GET_BASE_QUE_NIC_IF(
+ octeon_get_conf(octeon_dev), i);
+ gmx_port_id = CFG_GET_GMXID_NIC_IF(
+ octeon_get_conf(octeon_dev), i);
+ ifidx_or_pfnum = i;
+ }
dev_dbg(&octeon_dev->pci_dev->dev,
"requesting config for interface %d, iqs %d, oqs %d\n",
@@ -3380,12 +3391,16 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
lio->msg_enable = netif_msg_init(debug, DEFAULT_MSG_ENABLE);
- lio->dev_capability = NETIF_F_HIGHDMA
- | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM
- | NETIF_F_SG | NETIF_F_RXCSUM
- | NETIF_F_GRO
- | NETIF_F_TSO | NETIF_F_TSO6
- | NETIF_F_LRO;
+ if (OCTEON_CN23XX_PF(octeon_dev) ||
+ OCTEON_CN6XXX(octeon_dev)) {
+ lio->dev_capability = NETIF_F_HIGHDMA
+ | NETIF_F_IP_CSUM
+ | NETIF_F_IPV6_CSUM
+ | NETIF_F_SG | NETIF_F_RXCSUM
+ | NETIF_F_GRO
+ | NETIF_F_TSO | NETIF_F_TSO6
+ | NETIF_F_LRO;
+ }
netif_set_gso_max_size(netdev, OCTNIC_GSO_MAX_SIZE);
/* Copy of transmit encapsulation capabilities:
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_config.h b/drivers/net/ethernet/cavium/liquidio/octeon_config.h
index b3396e3a8bab..12ded6a4e7ef 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_config.h
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_config.h
@@ -64,6 +64,34 @@
#define DEFAULT_NUM_NIC_PORTS_68XX 4
#define DEFAULT_NUM_NIC_PORTS_68XX_210NV 2
+/* CN23xx IQ configuration macros */
+#define CN23XX_MAX_RINGS_PER_PF_PASS_1_0 12
+#define CN23XX_MAX_RINGS_PER_PF_PASS_1_1 32
+#define CN23XX_MAX_RINGS_PER_PF 64
+
+#define CN23XX_MAX_INPUT_QUEUES CN23XX_MAX_RINGS_PER_PF
+#define CN23XX_MAX_IQ_DESCRIPTORS 2048
+#define CN23XX_DB_MIN 1
+#define CN23XX_DB_MAX 8
+#define CN23XX_DB_TIMEOUT 1
+
+#define CN23XX_MAX_OUTPUT_QUEUES CN23XX_MAX_RINGS_PER_PF
+#define CN23XX_MAX_OQ_DESCRIPTORS 2048
+#define CN23XX_OQ_BUF_SIZE 1536
+#define CN23XX_OQ_PKTSPER_INTR 128
+/*#define CAVIUM_ONLY_CN23XX_RX_PERF*/
+#define CN23XX_OQ_REFIL_THRESHOLD 128
+
+#define CN23XX_OQ_INTR_PKT 64
+#define CN23XX_OQ_INTR_TIME 100
+#define DEFAULT_NUM_NIC_PORTS_23XX 1
+
+#define CN23XX_CFG_IO_QUEUES CN23XX_MAX_RINGS_PER_PF
+/* PEMs count */
+#define CN23XX_MAX_MACS 4
+
+#define CN23XX_DEF_IQ_INTR_THRESHOLD 32
+#define CN23XX_DEF_IQ_INTR_BYTE_THRESHOLD (64 * 1024)
/* common OCTEON configuration macros */
#define CN6XXX_CFG_IO_QUEUES 32
#define OCTEON_32BYTE_INSTR 32
@@ -140,19 +168,24 @@
enum lio_card_type {
LIO_210SV = 0, /* Two port, 66xx */
LIO_210NV, /* Two port, 68xx */
- LIO_410NV /* Four port, 68xx */
+ LIO_410NV, /* Four port, 68xx */
+ LIO_23XX /* 23xx */
};
#define LIO_210SV_NAME "210sv"
#define LIO_210NV_NAME "210nv"
#define LIO_410NV_NAME "410nv"
+#define LIO_23XX_NAME "23xx"
/** Structure to define the configuration attributes for each Input queue.
* Applicable to all Octeon processors
**/
struct octeon_iq_config {
#ifdef __BIG_ENDIAN_BITFIELD
- u64 reserved:32;
+ u64 reserved:16;
+
+ /** Tx interrupt packets. Applicable to 23xx only */
+ u64 iq_intr_pkt:16;
/** Minimum ticks to wait before checking for pending instructions. */
u64 db_timeout:16;
@@ -192,7 +225,10 @@ struct octeon_iq_config {
/** Minimum ticks to wait before checking for pending instructions. */
u64 db_timeout:16;
- u64 reserved:32;
+ /** Tx interrupt packets. Applicable to 23xx only */
+ u64 iq_intr_pkt:16;
+
+ u64 reserved:16;
#endif
};
@@ -416,11 +452,15 @@ struct octeon_config {
#define DISPATCH_LIST_SIZE BIT(OPCODE_MASK_BITS)
/* Maximum number of Octeon Instruction (command) queues */
-#define MAX_OCTEON_INSTR_QUEUES(oct) CN6XXX_MAX_INPUT_QUEUES
-/* Maximum number of Octeon Output queues */
-#define MAX_OCTEON_OUTPUT_QUEUES(oct) CN6XXX_MAX_OUTPUT_QUEUES
+#define MAX_OCTEON_INSTR_QUEUES(oct) \
+ (OCTEON_CN23XX_PF(oct) ? CN23XX_MAX_INPUT_QUEUES : \
+ CN6XXX_MAX_INPUT_QUEUES)
-#define MAX_POSSIBLE_OCTEON_INSTR_QUEUES CN6XXX_MAX_INPUT_QUEUES
-#define MAX_POSSIBLE_OCTEON_OUTPUT_QUEUES CN6XXX_MAX_OUTPUT_QUEUES
+/* Maximum number of Octeon Instruction (command) queues */
+#define MAX_OCTEON_OUTPUT_QUEUES(oct) \
+ (OCTEON_CN23XX_PF(oct) ? CN23XX_MAX_OUTPUT_QUEUES : \
+ CN6XXX_MAX_OUTPUT_QUEUES)
+#define MAX_POSSIBLE_OCTEON_INSTR_QUEUES CN23XX_MAX_INPUT_QUEUES
+#define MAX_POSSIBLE_OCTEON_OUTPUT_QUEUES CN23XX_MAX_OUTPUT_QUEUES
#endif /* __OCTEON_CONFIG_H__ */
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c
index 541137a60145..120b78e8bc01 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c
@@ -31,6 +31,7 @@
#include "octeon_network.h"
#include "cn66xx_regs.h"
#include "cn66xx_device.h"
+#include "cn23xx_pf_device.h"
/** Default configuration
* for CN66XX OCTEON Models.
@@ -417,6 +418,108 @@ static struct octeon_config default_cn68xx_210nv_conf = {
,
};
+static struct octeon_config default_cn23xx_conf = {
+ .card_type = LIO_23XX,
+ .card_name = LIO_23XX_NAME,
+ /** IQ attributes */
+ .iq = {
+ .max_iqs = CN23XX_CFG_IO_QUEUES,
+ .pending_list_size = (CN23XX_MAX_IQ_DESCRIPTORS *
+ CN23XX_CFG_IO_QUEUES),
+ .instr_type = OCTEON_64BYTE_INSTR,
+ .db_min = CN23XX_DB_MIN,
+ .db_timeout = CN23XX_DB_TIMEOUT,
+ .iq_intr_pkt = CN23XX_DEF_IQ_INTR_THRESHOLD,
+ },
+
+ /** OQ attributes */
+ .oq = {
+ .max_oqs = CN23XX_CFG_IO_QUEUES,
+ .info_ptr = OCTEON_OQ_INFOPTR_MODE,
+ .pkts_per_intr = CN23XX_OQ_PKTSPER_INTR,
+ .refill_threshold = CN23XX_OQ_REFIL_THRESHOLD,
+ .oq_intr_pkt = CN23XX_OQ_INTR_PKT,
+ .oq_intr_time = CN23XX_OQ_INTR_TIME,
+ },
+
+ .num_nic_ports = DEFAULT_NUM_NIC_PORTS_23XX,
+ .num_def_rx_descs = CN23XX_MAX_OQ_DESCRIPTORS,
+ .num_def_tx_descs = CN23XX_MAX_IQ_DESCRIPTORS,
+ .def_rx_buf_size = CN23XX_OQ_BUF_SIZE,
+
+ /* For ethernet interface 0: Port cfg Attributes */
+ .nic_if_cfg[0] = {
+ /* Max Txqs: Half for each of the two ports :max_iq/2 */
+ .max_txqs = MAX_TXQS_PER_INTF,
+
+ /* Actual configured value. Range could be: 1...max_txqs */
+ .num_txqs = DEF_TXQS_PER_INTF,
+
+ /* Max Rxqs: Half for each of the two ports :max_oq/2 */
+ .max_rxqs = MAX_RXQS_PER_INTF,
+
+ /* Actual configured value. Range could be: 1...max_rxqs */
+ .num_rxqs = DEF_RXQS_PER_INTF,
+
+ /* Num of desc for rx rings */
+ .num_rx_descs = CN23XX_MAX_OQ_DESCRIPTORS,
+
+ /* Num of desc for tx rings */
+ .num_tx_descs = CN23XX_MAX_IQ_DESCRIPTORS,
+
+ /* SKB size, We need not change buf size even for Jumbo frames.
+ * Octeon can send jumbo frames in 4 consecutive descriptors,
+ */
+ .rx_buf_size = CN23XX_OQ_BUF_SIZE,
+
+ .base_queue = BASE_QUEUE_NOT_REQUESTED,
+
+ .gmx_port_id = 0,
+ },
+
+ .nic_if_cfg[1] = {
+ /* Max Txqs: Half for each of the two ports :max_iq/2 */
+ .max_txqs = MAX_TXQS_PER_INTF,
+
+ /* Actual configured value. Range could be: 1...max_txqs */
+ .num_txqs = DEF_TXQS_PER_INTF,
+
+ /* Max Rxqs: Half for each of the two ports :max_oq/2 */
+ .max_rxqs = MAX_RXQS_PER_INTF,
+
+ /* Actual configured value. Range could be: 1...max_rxqs */
+ .num_rxqs = DEF_RXQS_PER_INTF,
+
+ /* Num of desc for rx rings */
+ .num_rx_descs = CN23XX_MAX_OQ_DESCRIPTORS,
+
+ /* Num of desc for tx rings */
+ .num_tx_descs = CN23XX_MAX_IQ_DESCRIPTORS,
+
+ /* SKB size, We need not change buf size even for Jumbo frames.
+ * Octeon can send jumbo frames in 4 consecutive descriptors,
+ */
+ .rx_buf_size = CN23XX_OQ_BUF_SIZE,
+
+ .base_queue = BASE_QUEUE_NOT_REQUESTED,
+
+ .gmx_port_id = 1,
+ },
+
+ .misc = {
+ /* Host driver link query interval */
+ .oct_link_query_interval = 100,
+
+ /* Octeon link query interval */
+ .host_link_query_interval = 500,
+
+ .enable_sli_oq_bp = 0,
+
+ /* Control queue group */
+ .ctrlq_grp = 1,
+ }
+};
+
enum {
OCTEON_CONFIG_TYPE_DEFAULT = 0,
NUM_OCTEON_CONFS,
@@ -484,6 +587,8 @@ static void *__retrieve_octeon_config_info(struct octeon_device *oct,
} else if ((oct->chip_id == OCTEON_CN68XX) &&
(card_type == LIO_410NV)) {
ret = (void *)&default_cn68xx_conf;
+ } else if (oct->chip_id == OCTEON_CN23XX_PF_VID) {
+ ret = (void *)&default_cn23xx_conf;
}
break;
default:
@@ -498,7 +603,8 @@ static int __verify_octeon_config_info(struct octeon_device *oct, void *conf)
case OCTEON_CN66XX:
case OCTEON_CN68XX:
return lio_validate_cn6xxx_config_info(oct, conf);
-
+ case OCTEON_CN23XX_PF_VID:
+ return 0;
default:
break;
}
@@ -572,6 +678,9 @@ static struct octeon_device *octeon_allocate_device_mem(u32 pci_id,
configsize = sizeof(struct octeon_cn6xxx);
break;
+ case OCTEON_CN23XX_PF_VID:
+ configsize = sizeof(struct octeon_cn23xx_pf);
+ break;
default:
pr_err("%s: Unknown PCI Device: 0x%x\n",
__func__,
@@ -649,6 +758,9 @@ int octeon_setup_instr_queues(struct octeon_device *oct)
if (OCTEON_CN6XXX(oct))
num_descs =
CFG_GET_NUM_DEF_TX_DESCS(CHIP_FIELD(oct, cn6xxx, conf));
+ else if (OCTEON_CN23XX_PF(oct))
+ num_descs = CFG_GET_NUM_DEF_TX_DESCS(CHIP_FIELD(oct, cn23xx_pf,
+ conf));
oct->num_iqs = 0;
@@ -690,8 +802,12 @@ int octeon_setup_output_queues(struct octeon_device *oct)
CFG_GET_NUM_DEF_RX_DESCS(CHIP_FIELD(oct, cn6xxx, conf));
desc_size =
CFG_GET_DEF_RX_BUF_SIZE(CHIP_FIELD(oct, cn6xxx, conf));
+ } else if (OCTEON_CN23XX_PF(oct)) {
+ num_descs = CFG_GET_NUM_DEF_RX_DESCS(CHIP_FIELD(oct, cn23xx_pf,
+ conf));
+ desc_size = CFG_GET_DEF_RX_BUF_SIZE(CHIP_FIELD(oct, cn23xx_pf,
+ conf));
}
-
oct->num_oqs = 0;
oct->droq[0] = vmalloc_node(sizeof(*oct->droq[0]), numa_node);
if (!oct->droq[0])
@@ -915,6 +1031,9 @@ int octeon_core_drv_init(struct octeon_recv_info *recv_info, void *buf)
if (OCTEON_CN6XXX(oct))
num_nic_ports =
CFG_GET_NUM_NIC_PORTS(CHIP_FIELD(oct, cn6xxx, conf));
+ else if (OCTEON_CN23XX_PF(oct))
+ num_nic_ports =
+ CFG_GET_NUM_NIC_PORTS(CHIP_FIELD(oct, cn23xx_pf, conf));
if (atomic_read(&oct->status) >= OCT_DEV_RUNNING) {
dev_err(&oct->pci_dev->dev, "Received CORE OK when device state is 0x%x\n",
@@ -1004,8 +1123,10 @@ struct octeon_config *octeon_get_conf(struct octeon_device *oct)
if (OCTEON_CN6XXX(oct)) {
default_oct_conf =
(struct octeon_config *)(CHIP_FIELD(oct, cn6xxx, conf));
+ } else if (OCTEON_CN23XX_PF(oct)) {
+ default_oct_conf = (struct octeon_config *)
+ (CHIP_FIELD(oct, cn23xx_pf, conf));
}
-
return default_oct_conf;
}
@@ -1037,7 +1158,9 @@ u64 lio_pci_readq(struct octeon_device *oct, u64 addr)
* So write MSB first
*/
addrhi = (addr >> 32);
- if ((oct->chip_id == OCTEON_CN66XX) || (oct->chip_id == OCTEON_CN68XX))
+ if ((oct->chip_id == OCTEON_CN66XX) ||
+ (oct->chip_id == OCTEON_CN68XX) ||
+ (oct->chip_id == OCTEON_CN23XX_PF_VID))
addrhi |= 0x00060000;
writel(addrhi, oct->reg_list.pci_win_rd_addr_hi);
@@ -1081,8 +1204,15 @@ int octeon_mem_access_ok(struct octeon_device *oct)
u64 lmc0_reset_ctl;
/* Check to make sure a DDR interface is enabled */
- lmc0_reset_ctl = lio_pci_readq(oct, CN6XXX_LMC0_RESET_CTL);
- access_okay = (lmc0_reset_ctl & CN6XXX_LMC0_RESET_CTL_DDR3RST_MASK);
+ if (OCTEON_CN23XX_PF(oct)) {
+ lmc0_reset_ctl = lio_pci_readq(oct, CN23XX_LMC0_RESET_CTL);
+ access_okay =
+ (lmc0_reset_ctl & CN23XX_LMC0_RESET_CTL_DDR3RST_MASK);
+ } else {
+ lmc0_reset_ctl = lio_pci_readq(oct, CN6XXX_LMC0_RESET_CTL);
+ access_okay =
+ (lmc0_reset_ctl & CN6XXX_LMC0_RESET_CTL_DDR3RST_MASK);
+ }
return access_okay ? 0 : 1;
}
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.h b/drivers/net/ethernet/cavium/liquidio/octeon_device.h
index 02e9854477a1..f10cdd45729e 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_device.h
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.h
@@ -30,13 +30,19 @@
/** PCI VendorId Device Id */
#define OCTEON_CN68XX_PCIID 0x91177d
#define OCTEON_CN66XX_PCIID 0x92177d
-
+#define OCTEON_CN23XX_PCIID_PF 0x9702177d
/** Driver identifies chips by these Ids, created by clubbing together
* DeviceId+RevisionId; Where Revision Id is not used to distinguish
* between chips, a value of 0 is used for revision id.
*/
#define OCTEON_CN68XX 0x0091
#define OCTEON_CN66XX 0x0092
+#define OCTEON_CN23XX_PF_VID 0x9702
+
+/**RevisionId for the chips */
+#define OCTEON_CN23XX_REV_1_0 0x00
+#define OCTEON_CN23XX_REV_1_1 0x01
+#define OCTEON_CN23XX_REV_2_0 0x80
/** Endian-swap modes supported by Octeon. */
enum octeon_pci_swap_mode {
@@ -270,6 +276,17 @@ struct octdev_props {
struct net_device *netdev;
};
+struct octeon_sriov_info {
+ /* Actual rings left for PF device */
+ u32 num_pf_rings;
+
+ /* SRN of PF usable IO queues */
+ u32 pf_srn;
+ /* total pf rings */
+ u32 trs;
+
+};
+
/** The Octeon device.
* Each Octeon device has this structure to represent all its
* components.
@@ -295,7 +312,7 @@ struct octeon_device {
/** Octeon Chip type. */
u16 chip_id;
u16 rev_id;
-
+ u16 pf_num;
/** This device's id - set by the driver. */
u32 octeon_id;
@@ -394,6 +411,8 @@ struct octeon_device {
void *priv;
+ struct octeon_sriov_info sriov_info;
+
int rx_pause;
int tx_pause;
@@ -407,6 +426,7 @@ struct octeon_device {
#define OCT_DRV_OFFLINE 2
#define OCTEON_CN6XXX(oct) ((oct->chip_id == OCTEON_CN66XX) || \
(oct->chip_id == OCTEON_CN68XX))
+#define OCTEON_CN23XX_PF(oct) (oct->chip_id == OCTEON_CN23XX_PF_VID)
#define CHIP_FIELD(oct, TYPE, field) \
(((struct octeon_ ## TYPE *)(oct->chip))->field)