Commit 72c00912 authored by Raghu Vatsavayi's avatar Raghu Vatsavayi Committed by David S. Miller

liquidio: CN23XX device init and sriov config

Add support for cn23xx device init and sriov queue config.
Signed-off-by: default avatarDerek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: default avatarSatanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: default avatarFelix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: default avatarRaghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e86b1ab6
...@@ -10,6 +10,7 @@ liquidio-$(CONFIG_LIQUIDIO) += lio_ethtool.o \ ...@@ -10,6 +10,7 @@ liquidio-$(CONFIG_LIQUIDIO) += lio_ethtool.o \
octeon_device.o \ octeon_device.o \
cn66xx_device.o \ cn66xx_device.o \
cn68xx_device.o \ cn68xx_device.o \
cn23xx_pf_device.o \
octeon_mem_ops.o \ octeon_mem_ops.o \
octeon_droq.o \ octeon_droq.o \
octeon_nic.o octeon_nic.o
......
/**********************************************************************
* 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
**********************************************************************/
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/vmalloc.h>
#include "liquidio_common.h"
#include "octeon_droq.h"
#include "octeon_iq.h"
#include "response_manager.h"
#include "octeon_device.h"
#include "cn23xx_pf_device.h"
#include "octeon_main.h"
#define RESET_NOTDONE 0
#define RESET_DONE 1
/* Change the value of SLI Packet Input Jabber Register to allow
* VXLAN TSO packets which can be 64424 bytes, exceeding the
* MAX_GSO_SIZE we supplied to the kernel
*/
#define CN23XX_INPUT_JABBER 64600
#define LIOLUT_RING_DISTRIBUTION 9
const int liolut_num_vfs_to_rings_per_vf[LIOLUT_RING_DISTRIBUTION] = {
0, 8, 4, 2, 2, 2, 1, 1, 1
};
void cn23xx_dump_pf_initialized_regs(struct octeon_device *oct)
{
int i = 0;
u32 regval = 0;
struct octeon_cn23xx_pf *cn23xx = (struct octeon_cn23xx_pf *)oct->chip;
/*In cn23xx_soft_reset*/
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%llx\n",
"CN23XX_WIN_WR_MASK_REG", CVM_CAST64(CN23XX_WIN_WR_MASK_REG),
CVM_CAST64(octeon_read_csr64(oct, CN23XX_WIN_WR_MASK_REG)));
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"CN23XX_SLI_SCRATCH1", CVM_CAST64(CN23XX_SLI_SCRATCH1),
CVM_CAST64(octeon_read_csr64(oct, CN23XX_SLI_SCRATCH1)));
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"CN23XX_RST_SOFT_RST", CN23XX_RST_SOFT_RST,
lio_pci_readq(oct, CN23XX_RST_SOFT_RST));
/*In cn23xx_set_dpi_regs*/
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"CN23XX_DPI_DMA_CONTROL", CN23XX_DPI_DMA_CONTROL,
lio_pci_readq(oct, CN23XX_DPI_DMA_CONTROL));
for (i = 0; i < 6; i++) {
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_DPI_DMA_ENG_ENB", i,
CN23XX_DPI_DMA_ENG_ENB(i),
lio_pci_readq(oct, CN23XX_DPI_DMA_ENG_ENB(i)));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_DPI_DMA_ENG_BUF", i,
CN23XX_DPI_DMA_ENG_BUF(i),
lio_pci_readq(oct, CN23XX_DPI_DMA_ENG_BUF(i)));
}
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n", "CN23XX_DPI_CTL",
CN23XX_DPI_CTL, lio_pci_readq(oct, CN23XX_DPI_CTL));
/*In cn23xx_setup_pcie_mps and cn23xx_setup_pcie_mrrs */
pci_read_config_dword(oct->pci_dev, CN23XX_CONFIG_PCIE_DEVCTL, &regval);
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"CN23XX_CONFIG_PCIE_DEVCTL",
CVM_CAST64(CN23XX_CONFIG_PCIE_DEVCTL), CVM_CAST64(regval));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_DPI_SLI_PRTX_CFG", oct->pcie_port,
CN23XX_DPI_SLI_PRTX_CFG(oct->pcie_port),
lio_pci_readq(oct, CN23XX_DPI_SLI_PRTX_CFG(oct->pcie_port)));
/*In cn23xx_specific_regs_setup */
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_S2M_PORTX_CTL", oct->pcie_port,
CVM_CAST64(CN23XX_SLI_S2M_PORTX_CTL(oct->pcie_port)),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_S2M_PORTX_CTL(oct->pcie_port))));
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"CN23XX_SLI_RING_RST", CVM_CAST64(CN23XX_SLI_PKT_IOQ_RING_RST),
(u64)octeon_read_csr64(oct, CN23XX_SLI_PKT_IOQ_RING_RST));
/*In cn23xx_setup_global_mac_regs*/
for (i = 0; i < CN23XX_MAX_MACS; i++) {
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_PKT_MAC_RINFO64", i,
CVM_CAST64(CN23XX_SLI_PKT_MAC_RINFO64(i, oct->pf_num)),
CVM_CAST64(octeon_read_csr64
(oct, CN23XX_SLI_PKT_MAC_RINFO64
(i, oct->pf_num))));
}
/*In cn23xx_setup_global_input_regs*/
for (i = 0; i < CN23XX_MAX_INPUT_QUEUES; i++) {
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_IQ_PKT_CONTROL64", i,
CVM_CAST64(CN23XX_SLI_IQ_PKT_CONTROL64(i)),
CVM_CAST64(octeon_read_csr64
(oct, CN23XX_SLI_IQ_PKT_CONTROL64(i))));
}
/*In cn23xx_setup_global_output_regs*/
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"CN23XX_SLI_OQ_WMARK", CVM_CAST64(CN23XX_SLI_OQ_WMARK),
CVM_CAST64(octeon_read_csr64(oct, CN23XX_SLI_OQ_WMARK)));
for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_OQ_PKT_CONTROL", i,
CVM_CAST64(CN23XX_SLI_OQ_PKT_CONTROL(i)),
CVM_CAST64(octeon_read_csr(
oct, CN23XX_SLI_OQ_PKT_CONTROL(i))));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_OQ_PKT_INT_LEVELS", i,
CVM_CAST64(CN23XX_SLI_OQ_PKT_INT_LEVELS(i)),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_OQ_PKT_INT_LEVELS(i))));
}
/*In cn23xx_enable_interrupt and cn23xx_disable_interrupt*/
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"cn23xx->intr_enb_reg64",
CVM_CAST64((long)(cn23xx->intr_enb_reg64)),
CVM_CAST64(readq(cn23xx->intr_enb_reg64)));
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"cn23xx->intr_sum_reg64",
CVM_CAST64((long)(cn23xx->intr_sum_reg64)),
CVM_CAST64(readq(cn23xx->intr_sum_reg64)));
/*In cn23xx_setup_iq_regs*/
for (i = 0; i < CN23XX_MAX_INPUT_QUEUES; i++) {
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_IQ_BASE_ADDR64", i,
CVM_CAST64(CN23XX_SLI_IQ_BASE_ADDR64(i)),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_IQ_BASE_ADDR64(i))));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_IQ_SIZE", i,
CVM_CAST64(CN23XX_SLI_IQ_SIZE(i)),
CVM_CAST64(octeon_read_csr
(oct, CN23XX_SLI_IQ_SIZE(i))));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_IQ_DOORBELL", i,
CVM_CAST64(CN23XX_SLI_IQ_DOORBELL(i)),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_IQ_DOORBELL(i))));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_IQ_INSTR_COUNT64", i,
CVM_CAST64(CN23XX_SLI_IQ_INSTR_COUNT64(i)),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_IQ_INSTR_COUNT64(i))));
}
/*In cn23xx_setup_oq_regs*/
for (i = 0; i < CN23XX_MAX_OUTPUT_QUEUES; i++) {
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_OQ_BASE_ADDR64", i,
CVM_CAST64(CN23XX_SLI_OQ_BASE_ADDR64(i)),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_OQ_BASE_ADDR64(i))));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_OQ_SIZE", i,
CVM_CAST64(CN23XX_SLI_OQ_SIZE(i)),
CVM_CAST64(octeon_read_csr
(oct, CN23XX_SLI_OQ_SIZE(i))));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_OQ_BUFF_INFO_SIZE", i,
CVM_CAST64(CN23XX_SLI_OQ_BUFF_INFO_SIZE(i)),
CVM_CAST64(octeon_read_csr(
oct, CN23XX_SLI_OQ_BUFF_INFO_SIZE(i))));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_OQ_PKTS_SENT", i,
CVM_CAST64(CN23XX_SLI_OQ_PKTS_SENT(i)),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_OQ_PKTS_SENT(i))));
dev_dbg(&oct->pci_dev->dev, "%s(%d)[%llx] : 0x%016llx\n",
"CN23XX_SLI_OQ_PKTS_CREDIT", i,
CVM_CAST64(CN23XX_SLI_OQ_PKTS_CREDIT(i)),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_OQ_PKTS_CREDIT(i))));
}
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"CN23XX_SLI_PKT_TIME_INT",
CVM_CAST64(CN23XX_SLI_PKT_TIME_INT),
CVM_CAST64(octeon_read_csr64(oct, CN23XX_SLI_PKT_TIME_INT)));
dev_dbg(&oct->pci_dev->dev, "%s[%llx] : 0x%016llx\n",
"CN23XX_SLI_PKT_CNT_INT",
CVM_CAST64(CN23XX_SLI_PKT_CNT_INT),
CVM_CAST64(octeon_read_csr64(oct, CN23XX_SLI_PKT_CNT_INT)));
}
static u32 cn23xx_coprocessor_clock(struct octeon_device *oct)
{
/* Bits 29:24 of RST_BOOT[PNR_MUL] holds the ref.clock MULTIPLIER
* for SLI.
*/
/* TBD: get the info in Hand-shake */
return (((lio_pci_readq(oct, CN23XX_RST_BOOT) >> 24) & 0x3f) * 50);
}
static void cn23xx_setup_iq_regs(struct octeon_device *oct, u32 iq_no)
{
struct octeon_instr_queue *iq = oct->instr_queue[iq_no];
u64 pkt_in_done;
iq_no += oct->sriov_info.pf_srn;
/* Write the start of the input queue's ring and its size */
octeon_write_csr64(oct, CN23XX_SLI_IQ_BASE_ADDR64(iq_no),
iq->base_addr_dma);
octeon_write_csr(oct, CN23XX_SLI_IQ_SIZE(iq_no), iq->max_count);
/* Remember the doorbell & instruction count register addr
* for this queue
*/
iq->doorbell_reg =
(u8 *)oct->mmio[0].hw_addr + CN23XX_SLI_IQ_DOORBELL(iq_no);
iq->inst_cnt_reg =
(u8 *)oct->mmio[0].hw_addr + CN23XX_SLI_IQ_INSTR_COUNT64(iq_no);
dev_dbg(&oct->pci_dev->dev, "InstQ[%d]:dbell reg @ 0x%p instcnt_reg @ 0x%p\n",
iq_no, iq->doorbell_reg, iq->inst_cnt_reg);
/* Store the current instruction counter (used in flush_iq
* calculation)
*/
pkt_in_done = readq(iq->inst_cnt_reg);
/* Clear the count by writing back what we read, but don't
* enable interrupts
*/
writeq(pkt_in_done, iq->inst_cnt_reg);
iq->reset_instr_cnt = 0;
}
static void cn23xx_setup_oq_regs(struct octeon_device *oct, u32 oq_no)
{
u32 reg_val;
struct octeon_droq *droq = oct->droq[oq_no];
oq_no += oct->sriov_info.pf_srn;
octeon_write_csr64(oct, CN23XX_SLI_OQ_BASE_ADDR64(oq_no),
droq->desc_ring_dma);
octeon_write_csr(oct, CN23XX_SLI_OQ_SIZE(oq_no), droq->max_count);
octeon_write_csr(oct, CN23XX_SLI_OQ_BUFF_INFO_SIZE(oq_no),
(droq->buffer_size | (OCT_RH_SIZE << 16)));
/* Get the mapped address of the pkt_sent and pkts_credit regs */
droq->pkts_sent_reg =
(u8 *)oct->mmio[0].hw_addr + CN23XX_SLI_OQ_PKTS_SENT(oq_no);
droq->pkts_credit_reg =
(u8 *)oct->mmio[0].hw_addr + CN23XX_SLI_OQ_PKTS_CREDIT(oq_no);
/* Enable this output queue to generate Packet Timer Interrupt
*/
reg_val = octeon_read_csr(oct, CN23XX_SLI_OQ_PKT_CONTROL(oq_no));
reg_val |= CN23XX_PKT_OUTPUT_CTL_TENB;
octeon_write_csr(oct, CN23XX_SLI_OQ_PKT_CONTROL(oq_no),
reg_val);
/* Enable this output queue to generate Packet Count Interrupt
*/
reg_val = octeon_read_csr(oct, CN23XX_SLI_OQ_PKT_CONTROL(oq_no));
reg_val |= CN23XX_PKT_OUTPUT_CTL_CENB;
octeon_write_csr(oct, CN23XX_SLI_OQ_PKT_CONTROL(oq_no),
reg_val);
}
static void cn23xx_get_pcie_qlmport(struct octeon_device *oct)
{
oct->pcie_port = (octeon_read_csr(oct, CN23XX_SLI_MAC_NUMBER)) & 0xff;
dev_dbg(&oct->pci_dev->dev, "OCTEON: CN23xx uses PCIE Port %d\n",
oct->pcie_port);
}
static void cn23xx_get_pf_num(struct octeon_device *oct)
{
u32 fdl_bit = 0;
/** Read Function Dependency Link reg to get the function number */
pci_read_config_dword(oct->pci_dev, CN23XX_PCIE_SRIOV_FDL, &fdl_bit);
oct->pf_num = ((fdl_bit >> CN23XX_PCIE_SRIOV_FDL_BIT_POS) &
CN23XX_PCIE_SRIOV_FDL_MASK);
}
static void cn23xx_setup_reg_address(struct octeon_device *oct)
{
u8 __iomem *bar0_pciaddr = oct->mmio[0].hw_addr;
struct octeon_cn23xx_pf *cn23xx = (struct octeon_cn23xx_pf *)oct->chip;
oct->reg_list.pci_win_wr_addr_hi =
(u32 __iomem *)(bar0_pciaddr + CN23XX_WIN_WR_ADDR_HI);
oct->reg_list.pci_win_wr_addr_lo =
(u32 __iomem *)(bar0_pciaddr + CN23XX_WIN_WR_ADDR_LO);
oct->reg_list.pci_win_wr_addr =
(u64 __iomem *)(bar0_pciaddr + CN23XX_WIN_WR_ADDR64);
oct->reg_list.pci_win_rd_addr_hi =
(u32 __iomem *)(bar0_pciaddr + CN23XX_WIN_RD_ADDR_HI);
oct->reg_list.pci_win_rd_addr_lo =
(u32 __iomem *)(bar0_pciaddr + CN23XX_WIN_RD_ADDR_LO);
oct->reg_list.pci_win_rd_addr =
(u64 __iomem *)(bar0_pciaddr + CN23XX_WIN_RD_ADDR64);
oct->reg_list.pci_win_wr_data_hi =
(u32 __iomem *)(bar0_pciaddr + CN23XX_WIN_WR_DATA_HI);
oct->reg_list.pci_win_wr_data_lo =
(u32 __iomem *)(bar0_pciaddr + CN23XX_WIN_WR_DATA_LO);
oct->reg_list.pci_win_wr_data =
(u64 __iomem *)(bar0_pciaddr + CN23XX_WIN_WR_DATA64);
oct->reg_list.pci_win_rd_data_hi =
(u32 __iomem *)(bar0_pciaddr + CN23XX_WIN_RD_DATA_HI);
oct->reg_list.pci_win_rd_data_lo =
(u32 __iomem *)(bar0_pciaddr + CN23XX_WIN_RD_DATA_LO);
oct->reg_list.pci_win_rd_data =
(u64 __iomem *)(bar0_pciaddr + CN23XX_WIN_RD_DATA64);
cn23xx_get_pcie_qlmport(oct);
cn23xx->intr_mask64 = CN23XX_INTR_MASK;
cn23xx->intr_mask64 |= CN23XX_INTR_PKT_TIME;
if (oct->rev_id >= OCTEON_CN23XX_REV_1_1)
cn23xx->intr_mask64 |= CN23XX_INTR_VF_MBOX;
cn23xx->intr_sum_reg64 =
bar0_pciaddr +
CN23XX_SLI_MAC_PF_INT_SUM64(oct->pcie_port, oct->pf_num);
cn23xx->intr_enb_reg64 =
bar0_pciaddr +
CN23XX_SLI_MAC_PF_INT_ENB64(oct->pcie_port, oct->pf_num);
}
static int cn23xx_sriov_config(struct octeon_device *oct)
{
u32 total_rings;
struct octeon_cn23xx_pf *cn23xx = (struct octeon_cn23xx_pf *)oct->chip;
/* num_vfs is already filled for us */
u32 pf_srn, num_pf_rings;
cn23xx->conf =
(struct octeon_config *)oct_get_config_info(oct, LIO_23XX);
switch (oct->rev_id) {
case OCTEON_CN23XX_REV_1_0:
total_rings = CN23XX_MAX_RINGS_PER_PF_PASS_1_0;
break;
case OCTEON_CN23XX_REV_1_1:
total_rings = CN23XX_MAX_RINGS_PER_PF_PASS_1_1;
break;
default:
total_rings = CN23XX_MAX_RINGS_PER_PF;
break;
}
if (!oct->sriov_info.num_pf_rings) {
if (total_rings > num_present_cpus())
num_pf_rings = num_present_cpus();
else
num_pf_rings = total_rings;
} else {
num_pf_rings = oct->sriov_info.num_pf_rings;
if (num_pf_rings > total_rings) {
dev_warn(&oct->pci_dev->dev,
"num_queues_per_pf requested %u is more than available rings. Reducing to %u\n",
num_pf_rings, total_rings);
num_pf_rings = total_rings;
}
}
total_rings = num_pf_rings;
/* the first ring of the pf */
pf_srn = total_rings - num_pf_rings;
oct->sriov_info.trs = total_rings;
oct->sriov_info.pf_srn = pf_srn;
oct->sriov_info.num_pf_rings = num_pf_rings;
dev_dbg(&oct->pci_dev->dev, "trs:%d pf_srn:%d num_pf_rings:%d\n",
oct->sriov_info.trs, oct->sriov_info.pf_srn,
oct->sriov_info.num_pf_rings);
return 0;
}
int setup_cn23xx_octeon_pf_device(struct octeon_device *oct)
{
if (octeon_map_pci_barx(oct, 0, 0))
return 1;
if (octeon_map_pci_barx(oct, 1, MAX_BAR1_IOREMAP_SIZE)) {
dev_err(&oct->pci_dev->dev, "%s CN23XX BAR1 map failed\n",
__func__);
octeon_unmap_pci_barx(oct, 0);
return 1;
}
cn23xx_get_pf_num(oct);
if (cn23xx_sriov_config(oct)) {
octeon_unmap_pci_barx(oct, 0);
octeon_unmap_pci_barx(oct, 1);
return 1;
}
octeon_write_csr64(oct, CN23XX_SLI_MAC_CREDIT_CNT, 0x3F802080802080ULL);
oct->fn_list.setup_iq_regs = cn23xx_setup_iq_regs;
oct->fn_list.setup_oq_regs = cn23xx_setup_oq_regs;
cn23xx_setup_reg_address(oct);
oct->coproc_clock_rate = 1000000ULL * cn23xx_coprocessor_clock(oct);
return 0;
}
int validate_cn23xx_pf_config_info(struct octeon_device *oct,
struct octeon_config *conf23xx)
{
if (CFG_GET_IQ_MAX_Q(conf23xx) > CN23XX_MAX_INPUT_QUEUES) {
dev_err(&oct->pci_dev->dev, "%s: Num IQ (%d) exceeds Max (%d)\n",
__func__, CFG_GET_IQ_MAX_Q(conf23xx),
CN23XX_MAX_INPUT_QUEUES);
return 1;
}
if (CFG_GET_OQ_MAX_Q(conf23xx) > CN23XX_MAX_OUTPUT_QUEUES) {
dev_err(&oct->pci_dev->dev, "%s: Num OQ (%d) exceeds Max (%d)\n",
__func__, CFG_GET_OQ_MAX_Q(conf23xx),
CN23XX_MAX_OUTPUT_QUEUES);
return 1;
}
if (CFG_GET_IQ_INSTR_TYPE(conf23xx) != OCTEON_32BYTE_INSTR &&
CFG_GET_IQ_INSTR_TYPE(conf23xx) != OCTEON_64BYTE_INSTR) {
dev_err(&oct->pci_dev->dev, "%s: Invalid instr type for IQ\n",
__func__);
return 1;
}
if (!(CFG_GET_OQ_INFO_PTR(conf23xx)) ||
!(CFG_GET_OQ_REFILL_THRESHOLD(conf23xx))) {
dev_err(&oct->pci_dev->dev, "%s: Invalid parameter for OQ\n",
__func__);
return 1;
}
if (!(CFG_GET_OQ_INTR_TIME(conf23xx))) {
dev_err(&oct->pci_dev->dev, "%s: Invalid parameter for OQ\n",
__func__);
return 1;
}
return 0;
}
void cn23xx_dump_iq_regs(struct octeon_device *oct)
{
u32 regval, q_no;
dev_dbg(&oct->pci_dev->dev, "SLI_IQ_DOORBELL_0 [0x%x]: 0x%016llx\n",
CN23XX_SLI_IQ_DOORBELL(0),
CVM_CAST64(octeon_read_csr64
(oct, CN23XX_SLI_IQ_DOORBELL(0))));
dev_dbg(&oct->pci_dev->dev, "SLI_IQ_BASEADDR_0 [0x%x]: 0x%016llx\n",
CN23XX_SLI_IQ_BASE_ADDR64(0),
CVM_CAST64(octeon_read_csr64
(oct, CN23XX_SLI_IQ_BASE_ADDR64(0))));
dev_dbg(&oct->pci_dev->dev, "SLI_IQ_FIFO_RSIZE_0 [0x%x]: 0x%016llx\n",
CN23XX_SLI_IQ_SIZE(0),
CVM_CAST64(octeon_read_csr64(oct, CN23XX_SLI_IQ_SIZE(0))));
dev_dbg(&oct->pci_dev->dev, "SLI_CTL_STATUS [0x%x]: 0x%016llx\n",
CN23XX_SLI_CTL_STATUS,
CVM_CAST64(octeon_read_csr64(oct, CN23XX_SLI_CTL_STATUS)));
for (q_no = 0; q_no < CN23XX_MAX_INPUT_QUEUES; q_no++) {
dev_dbg(&oct->pci_dev->dev, "SLI_PKT[%d]_INPUT_CTL [0x%x]: 0x%016llx\n",
q_no, CN23XX_SLI_IQ_PKT_CONTROL64(q_no),
CVM_CAST64(octeon_read_csr64
(oct,
CN23XX_SLI_IQ_PKT_CONTROL64(q_no))));
}
pci_read_config_dword(oct->pci_dev, CN23XX_CONFIG_PCIE_DEVCTL, &regval);
dev_dbg(&oct->pci_dev->dev, "Config DevCtl [0x%x]: 0x%08x\n",
CN23XX_CONFIG_PCIE_DEVCTL, regval);
dev_dbg(&oct->pci_dev->dev, "SLI_PRT[%d]_CFG [0x%llx]: 0x%016llx\n",
oct->pcie_port, CN23XX_DPI_SLI_PRTX_CFG(oct->pcie_port),
CVM_CAST64(lio_pci_readq(
oct, CN23XX_DPI_SLI_PRTX_CFG(oct->pcie_port))));
dev_dbg(&oct->pci_dev->dev, "SLI_S2M_PORT[%d]_CTL [0x%x]: 0x%016llx\n",
oct->pcie_port, CN23XX_SLI_S2M_PORTX_CTL(oct->pcie_port),
CVM_CAST64(octeon_read_csr64(
oct, CN23XX_SLI_S2M_PORTX_CTL(oct->pcie_port))));
}
...@@ -45,4 +45,11 @@ struct octeon_cn23xx_pf { ...@@ -45,4 +45,11 @@ struct octeon_cn23xx_pf {
struct octeon_config *conf; struct octeon_config *conf;
}; };
int setup_cn23xx_octeon_pf_device(struct octeon_device *oct);
int validate_cn23xx_pf_config_info(struct octeon_device *oct,
struct octeon_config *conf23xx);
void cn23xx_dump_pf_initialized_regs(struct octeon_device *oct);
#endif #endif
...@@ -35,6 +35,7 @@ ...@@ -35,6 +35,7 @@
#include "cn66xx_regs.h" #include "cn66xx_regs.h"
#include "cn66xx_device.h" #include "cn66xx_device.h"
#include "cn68xx_device.h" #include "cn68xx_device.h"
#include "cn23xx_pf_device.h"
#include "liquidio_image.h" #include "liquidio_image.h"
MODULE_AUTHOR("Cavium Networks, <support@cavium.com>"); MODULE_AUTHOR("Cavium Networks, <support@cavium.com>");
...@@ -132,7 +133,8 @@ union tx_info { ...@@ -132,7 +133,8 @@ union tx_info {
#define OCTNIC_MAX_SG (MAX_SKB_FRAGS) #define OCTNIC_MAX_SG (MAX_SKB_FRAGS)
#define OCTNIC_GSO_MAX_HEADER_SIZE 128 #define OCTNIC_GSO_MAX_HEADER_SIZE 128
#define OCTNIC_GSO_MAX_SIZE (GSO_MAX_SIZE - OCTNIC_GSO_MAX_HEADER_SIZE) #define OCTNIC_GSO_MAX_SIZE \
(CN23XX_DEFAULT_INPUT_JABBER - OCTNIC_GSO_MAX_HEADER_SIZE)
/** Structure of a node in list of gather components maintained by /** Structure of a node in list of gather components maintained by
* NIC driver for each network device. * NIC driver for each network device.
...@@ -1323,6 +1325,12 @@ static int octeon_chip_specific_setup(struct octeon_device *oct) ...@@ -1323,6 +1325,12 @@ static int octeon_chip_specific_setup(struct octeon_device *oct)
s = "CN66XX"; s = "CN66XX";
break; break;
case OCTEON_CN23XX_PCIID_PF:
oct->chip_id = OCTEON_CN23XX_PF_VID;
ret = setup_cn23xx_octeon_pf_device(oct);
s = "CN23XX";
break;
default: default:
s = "?"; s = "?";
dev_err(&oct->pci_dev->dev, "Unknown device found (dev_id: %x)\n", dev_err(&oct->pci_dev->dev, "Unknown device found (dev_id: %x)\n",
......
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