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Commit 06640310 authored by Hariprasad Shenai's avatar Hariprasad Shenai Committed by David S. Miller
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cxgb4: Ripping out old hard-wired initialization code in driver 

Removing old hard-wired initialization code in the driver, which is no longer
used. Also deprecating few module parameters.
Signed-off-by: default avatarHariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 3721e9c7
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Showing with 58 additions and 520 deletions
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
View file @ 06640310
......@@ -79,99 +79,6 @@
#define DRV_VERSION "2.0.0-ko"
#define DRV_DESC "Chelsio T4/T5 Network Driver"
/*
* Max interrupt hold-off timer value in us. Queues fall back to this value
* under extreme memory pressure so it's largish to give the system time to
* recover.
*/
#define MAX_SGE_TIMERVAL 200U
enum {
/*
* Physical Function provisioning constants.
*/
PFRES_NVI = 4, /* # of Virtual Interfaces */
PFRES_NETHCTRL = 128, /* # of EQs used for ETH or CTRL Qs */
PFRES_NIQFLINT = 128, /* # of ingress Qs/w Free List(s)/intr
*/
PFRES_NEQ = 256, /* # of egress queues */
PFRES_NIQ = 0, /* # of ingress queues */
PFRES_TC = 0, /* PCI-E traffic class */
PFRES_NEXACTF = 128, /* # of exact MPS filters */
PFRES_R_CAPS = FW_CMD_CAP_PF,
PFRES_WX_CAPS = FW_CMD_CAP_PF,
#ifdef CONFIG_PCI_IOV
/*
* Virtual Function provisioning constants. We need two extra Ingress
* Queues with Interrupt capability to serve as the VF's Firmware
* Event Queue and Forwarded Interrupt Queue (when using MSI mode) --
* neither will have Free Lists associated with them). For each
* Ethernet/Control Egress Queue and for each Free List, we need an
* Egress Context.
*/
VFRES_NPORTS = 1, /* # of "ports" per VF */
VFRES_NQSETS = 2, /* # of "Queue Sets" per VF */
VFRES_NVI = VFRES_NPORTS, /* # of Virtual Interfaces */
VFRES_NETHCTRL = VFRES_NQSETS, /* # of EQs used for ETH or CTRL Qs */
VFRES_NIQFLINT = VFRES_NQSETS+2,/* # of ingress Qs/w Free List(s)/intr */
VFRES_NEQ = VFRES_NQSETS*2, /* # of egress queues */
VFRES_NIQ = 0, /* # of non-fl/int ingress queues */
VFRES_TC = 0, /* PCI-E traffic class */
VFRES_NEXACTF = 16, /* # of exact MPS filters */
VFRES_R_CAPS = FW_CMD_CAP_DMAQ|FW_CMD_CAP_VF|FW_CMD_CAP_PORT,
VFRES_WX_CAPS = FW_CMD_CAP_DMAQ|FW_CMD_CAP_VF,
#endif
};
/*
* Provide a Port Access Rights Mask for the specified PF/VF. This is very
* static and likely not to be useful in the long run. We really need to
* implement some form of persistent configuration which the firmware
* controls.
*/
static unsigned int pfvfres_pmask(struct adapter *adapter,
unsigned int pf, unsigned int vf)
{
unsigned int portn, portvec;
/*
* Give PF's access to all of the ports.
*/
if (vf == 0)
return FW_PFVF_CMD_PMASK_M;
/*
* For VFs, we'll assign them access to the ports based purely on the
* PF. We assign active ports in order, wrapping around if there are
* fewer active ports than PFs: e.g. active port[pf % nports].
* Unfortunately the adapter's port_info structs haven't been
* initialized yet so we have to compute this.
*/
if (adapter->params.nports == 0)
return 0;
portn = pf % adapter->params.nports;
portvec = adapter->params.portvec;
for (;;) {
/*
* Isolate the lowest set bit in the port vector. If we're at
* the port number that we want, return that as the pmask.
* otherwise mask that bit out of the port vector and
* decrement our port number ...
*/
unsigned int pmask = portvec ^ (portvec & (portvec-1));
if (portn == 0)
return pmask;
portn--;
portvec &= ~pmask;
}
/*NOTREACHED*/
}
enum {
MAX_TXQ_ENTRIES = 16384,
MAX_CTRL_TXQ_ENTRIES = 1024,
......@@ -264,7 +171,8 @@ MODULE_PARM_DESC(force_init, "Forcibly become Master PF and initialize adapter")
static uint force_old_init;
module_param(force_old_init, uint, 0644);
MODULE_PARM_DESC(force_old_init, "Force old initialization sequence");
MODULE_PARM_DESC(force_old_init, "Force old initialization sequence, deprecated"
" parameter");
static int dflt_msg_enable = DFLT_MSG_ENABLE;
......@@ -293,13 +201,14 @@ static unsigned int intr_holdoff[SGE_NTIMERS - 1] = { 5, 10, 20, 50, 100 };
module_param_array(intr_holdoff, uint, NULL, 0644);
MODULE_PARM_DESC(intr_holdoff, "values for queue interrupt hold-off timers "
"0..4 in microseconds");
"0..4 in microseconds, deprecated parameter");
static unsigned int intr_cnt[SGE_NCOUNTERS - 1] = { 4, 8, 16 };
module_param_array(intr_cnt, uint, NULL, 0644);
MODULE_PARM_DESC(intr_cnt,
"thresholds 1..3 for queue interrupt packet counters");
"thresholds 1..3 for queue interrupt packet counters, "
"deprecated parameter");
/*
* Normally we tell the chip to deliver Ingress Packets into our DMA buffers
......@@ -319,7 +228,8 @@ static bool vf_acls;
#ifdef CONFIG_PCI_IOV
module_param(vf_acls, bool, 0644);
MODULE_PARM_DESC(vf_acls, "if set enable virtualization L2 ACL enforcement");
MODULE_PARM_DESC(vf_acls, "if set enable virtualization L2 ACL enforcement, "
"deprecated parameter");
/* Configure the number of PCI-E Virtual Function which are to be instantiated
* on SR-IOV Capable Physical Functions.
......@@ -341,32 +251,11 @@ module_param(select_queue, int, 0644);
MODULE_PARM_DESC(select_queue,
"Select between kernel provided method of selecting or driver method of selecting TX queue. Default is kernel method.");
/*
* The filter TCAM has a fixed portion and a variable portion. The fixed
* portion can match on source/destination IP IPv4/IPv6 addresses and TCP/UDP
* ports. The variable portion is 36 bits which can include things like Exact
* Match MAC Index (9 bits), Ether Type (16 bits), IP Protocol (8 bits),
* [Inner] VLAN Tag (17 bits), etc. which, if all were somehow selected, would
* far exceed the 36-bit budget for this "compressed" header portion of the
* filter. Thus, we have a scarce resource which must be carefully managed.
*
* By default we set this up to mostly match the set of filter matching
* capabilities of T3 but with accommodations for some of T4's more
* interesting features:
*
* { IP Fragment (1), MPS Match Type (3), IP Protocol (8),
* [Inner] VLAN (17), Port (3), FCoE (1) }
*/
enum {
TP_VLAN_PRI_MAP_DEFAULT = HW_TPL_FR_MT_PR_IV_P_FC,
TP_VLAN_PRI_MAP_FIRST = FCOE_S,
TP_VLAN_PRI_MAP_LAST = FRAGMENTATION_S,
};
static unsigned int tp_vlan_pri_map = TP_VLAN_PRI_MAP_DEFAULT;
static unsigned int tp_vlan_pri_map = HW_TPL_FR_MT_PR_IV_P_FC;
module_param(tp_vlan_pri_map, uint, 0644);
MODULE_PARM_DESC(tp_vlan_pri_map, "global compressed filter configuration");
MODULE_PARM_DESC(tp_vlan_pri_map, "global compressed filter configuration, "
"deprecated parameter");
static struct dentry *cxgb4_debugfs_root;
......@@ -5225,12 +5114,9 @@ static int adap_init0_config(struct adapter *adapter, int reset)
if (ret < 0)
goto bye;
/*
* Return successfully and note that we're operating with parameters
* not supplied by the driver, rather than from hard-wired
* initialization constants burried in the driver.
/* Emit Firmware Configuration File information and return
* successfully.
*/
adapter->flags |= USING_SOFT_PARAMS;
dev_info(adapter->pdev_dev, "Successfully configured using Firmware "\
"Configuration File \"%s\", version %#x, computed checksum %#x\n",
config_name, finiver, cfcsum);
......@@ -5248,248 +5134,6 @@ static int adap_init0_config(struct adapter *adapter, int reset)
return ret;
}
/*
* Attempt to initialize the adapter via hard-coded, driver supplied
* parameters ...
*/
static int adap_init0_no_config(struct adapter *adapter, int reset)
{
struct sge *s = &adapter->sge;
struct fw_caps_config_cmd caps_cmd;
u32 v;
int i, ret;
/*
* Reset device if necessary
*/
if (reset) {
ret = t4_fw_reset(adapter, adapter->mbox,
PIORSTMODE_F | PIORST_F);
if (ret < 0)
goto bye;
}
/*
* Get device capabilities and select which we'll be using.
*/
memset(&caps_cmd, 0, sizeof(caps_cmd));
caps_cmd.op_to_write = htonl(FW_CMD_OP_V(FW_CAPS_CONFIG_CMD) |
FW_CMD_REQUEST_F | FW_CMD_READ_F);
caps_cmd.cfvalid_to_len16 = htonl(FW_LEN16(caps_cmd));
ret = t4_wr_mbox(adapter, adapter->mbox, &caps_cmd, sizeof(caps_cmd),
&caps_cmd);
if (ret < 0)
goto bye;
if (caps_cmd.niccaps & htons(FW_CAPS_CONFIG_NIC_VM)) {
if (!vf_acls)
caps_cmd.niccaps ^= htons(FW_CAPS_CONFIG_NIC_VM);
else
caps_cmd.niccaps = htons(FW_CAPS_CONFIG_NIC_VM);
} else if (vf_acls) {
dev_err(adapter->pdev_dev, "virtualization ACLs not supported");
goto bye;
}
caps_cmd.op_to_write = htonl(FW_CMD_OP_V(FW_CAPS_CONFIG_CMD) |
FW_CMD_REQUEST_F | FW_CMD_WRITE_F);
ret = t4_wr_mbox(adapter, adapter->mbox, &caps_cmd, sizeof(caps_cmd),
NULL);
if (ret < 0)
goto bye;
/*
* Tweak configuration based on system architecture, module
* parameters, etc.
*/
ret = adap_init0_tweaks(adapter);
if (ret < 0)
goto bye;
/*
* Select RSS Global Mode we want to use. We use "Basic Virtual"
* mode which maps each Virtual Interface to its own section of
* the RSS Table and we turn on all map and hash enables ...
*/
adapter->flags |= RSS_TNLALLLOOKUP;
ret = t4_config_glbl_rss(adapter, adapter->mbox,
FW_RSS_GLB_CONFIG_CMD_MODE_BASICVIRTUAL,
FW_RSS_GLB_CONFIG_CMD_TNLMAPEN_F |
FW_RSS_GLB_CONFIG_CMD_HASHTOEPLITZ_F |
((adapter->flags & RSS_TNLALLLOOKUP) ?
FW_RSS_GLB_CONFIG_CMD_TNLALLLKP_F : 0));
if (ret < 0)
goto bye;
/*
* Set up our own fundamental resource provisioning ...
*/
ret = t4_cfg_pfvf(adapter, adapter->mbox, adapter->fn, 0,
PFRES_NEQ, PFRES_NETHCTRL,
PFRES_NIQFLINT, PFRES_NIQ,
PFRES_TC, PFRES_NVI,
FW_PFVF_CMD_CMASK_M,
pfvfres_pmask(adapter, adapter->fn, 0),
PFRES_NEXACTF,
PFRES_R_CAPS, PFRES_WX_CAPS);
if (ret < 0)
goto bye;
/*
* Perform low level SGE initialization. We need to do this before we
* send the firmware the INITIALIZE command because that will cause
* any other PF Drivers which are waiting for the Master
* Initialization to proceed forward.
*/
for (i = 0; i < SGE_NTIMERS - 1; i++)
s->timer_val[i] = min(intr_holdoff[i], MAX_SGE_TIMERVAL);
s->timer_val[SGE_NTIMERS - 1] = MAX_SGE_TIMERVAL;
s->counter_val[0] = 1;
for (i = 1; i < SGE_NCOUNTERS; i++)
s->counter_val[i] = min(intr_cnt[i - 1], THRESHOLD_0_M);
t4_sge_init(adapter);
#ifdef CONFIG_PCI_IOV
/*
* Provision resource limits for Virtual Functions. We currently
* grant them all the same static resource limits except for the Port
* Access Rights Mask which we're assigning based on the PF. All of
* the static provisioning stuff for both the PF and VF really needs
* to be managed in a persistent manner for each device which the
* firmware controls.
*/
{
int pf, vf;
for (pf = 0; pf < ARRAY_SIZE(num_vf); pf++) {
if (num_vf[pf] <= 0)
continue;
/* VF numbering starts at 1! */
for (vf = 1; vf <= num_vf[pf]; vf++) {
ret = t4_cfg_pfvf(adapter, adapter->mbox,
pf, vf,
VFRES_NEQ, VFRES_NETHCTRL,
VFRES_NIQFLINT, VFRES_NIQ,
VFRES_TC, VFRES_NVI,
FW_PFVF_CMD_CMASK_M,
pfvfres_pmask(
adapter, pf, vf),
VFRES_NEXACTF,
VFRES_R_CAPS, VFRES_WX_CAPS);
if (ret < 0)
dev_warn(adapter->pdev_dev,
"failed to "\
"provision pf/vf=%d/%d; "
"err=%d\n", pf, vf, ret);
}
}
}
#endif
/*
* Set up the default filter mode. Later we'll want to implement this
* via a firmware command, etc. ... This needs to be done before the
* firmare initialization command ... If the selected set of fields
* isn't equal to the default value, we'll need to make sure that the
* field selections will fit in the 36-bit budget.
*/
if (tp_vlan_pri_map != TP_VLAN_PRI_MAP_DEFAULT) {
int j, bits = 0;
for (j = TP_VLAN_PRI_MAP_FIRST; j <= TP_VLAN_PRI_MAP_LAST; j++)
switch (tp_vlan_pri_map & (1 << j)) {
case 0:
/* compressed filter field not enabled */
break;
case FCOE_F:
bits += 1;
break;
case PORT_F:
bits += 3;
break;
case VNIC_F:
bits += 17;
break;
case VLAN_F:
bits += 17;
break;
case TOS_F:
bits += 8;
break;
case PROTOCOL_F:
bits += 8;
break;
case ETHERTYPE_F:
bits += 16;
break;
case MACMATCH_F:
bits += 9;
break;
case MPSHITTYPE_F:
bits += 3;
break;
case FRAGMENTATION_F:
bits += 1;
break;
}
if (bits > 36) {
dev_err(adapter->pdev_dev,
"tp_vlan_pri_map=%#x needs %d bits > 36;"\
" using %#x\n", tp_vlan_pri_map, bits,
TP_VLAN_PRI_MAP_DEFAULT);
tp_vlan_pri_map = TP_VLAN_PRI_MAP_DEFAULT;
}
}
v = tp_vlan_pri_map;
t4_write_indirect(adapter, TP_PIO_ADDR_A, TP_PIO_DATA_A,
&v, 1, TP_VLAN_PRI_MAP_A);
/*
* We need Five Tuple Lookup mode to be set in TP_GLOBAL_CONFIG order
* to support any of the compressed filter fields above. Newer
* versions of the firmware do this automatically but it doesn't hurt
* to set it here. Meanwhile, we do _not_ need to set Lookup Every
* Packet in TP_INGRESS_CONFIG to support matching non-TCP packets
* since the firmware automatically turns this on and off when we have
* a non-zero number of filters active (since it does have a
* performance impact).
*/
if (tp_vlan_pri_map)
t4_set_reg_field(adapter, TP_GLOBAL_CONFIG_A,
FIVETUPLELOOKUP_V(FIVETUPLELOOKUP_M),
FIVETUPLELOOKUP_V(FIVETUPLELOOKUP_M));
/*
* Tweak some settings.
*/
t4_write_reg(adapter, TP_SHIFT_CNT_A, SYNSHIFTMAX_V(6) |
RXTSHIFTMAXR1_V(4) | RXTSHIFTMAXR2_V(15) |
PERSHIFTBACKOFFMAX_V(8) | PERSHIFTMAX_V(8) |
KEEPALIVEMAXR1_V(4) | KEEPALIVEMAXR2_V(9));
/*
* Get basic stuff going by issuing the Firmware Initialize command.
* Note that this _must_ be after all PFVF commands ...
*/
ret = t4_fw_initialize(adapter, adapter->mbox);
if (ret < 0)
goto bye;
/*
* Return successfully!
*/
dev_info(adapter->pdev_dev, "Successfully configured using built-in "\
"driver parameters\n");
return 0;
/*
* Something bad happened. Return the error ...
*/
bye:
return ret;
}
static struct fw_info fw_info_array[] = {
{
.chip = CHELSIO_T4,
......@@ -5662,88 +5306,58 @@ static int adap_init0(struct adapter *adap)
adap->params.nports = hweight32(port_vec);
adap->params.portvec = port_vec;
/*
* If the firmware is initialized already (and we're not forcing a
* master initialization), note that we're living with existing
* adapter parameters. Otherwise, it's time to try initializing the
* adapter ...
/* If the firmware is initialized already, emit a simply note to that
* effect. Otherwise, it's time to try initializing the adapter.
*/
if (state == DEV_STATE_INIT) {
dev_info(adap->pdev_dev, "Coming up as %s: "\
"Adapter already initialized\n",
adap->flags & MASTER_PF ? "MASTER" : "SLAVE");
adap->flags |= USING_SOFT_PARAMS;
} else {
dev_info(adap->pdev_dev, "Coming up as MASTER: "\
"Initializing adapter\n");
/*
* If the firmware doesn't support Configuration
* Files warn user and exit,
/* Find out whether we're dealing with a version of the
* firmware which has configuration file support.
*/
if (ret < 0)
dev_warn(adap->pdev_dev, "Firmware doesn't support "
"configuration file.\n");
if (force_old_init)
ret = adap_init0_no_config(adap, reset);
else {
/*
* Find out whether we're dealing with a version of
* the firmware which has configuration file support.
*/
params[0] = (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) |
FW_PARAMS_PARAM_X_V(
FW_PARAMS_PARAM_DEV_CF));
ret = t4_query_params(adap, adap->mbox, adap->fn, 0, 1,
params, val);
/*
* If the firmware doesn't support Configuration
* Files, use the old Driver-based, hard-wired
* initialization. Otherwise, try using the
* Configuration File support and fall back to the
* Driver-based initialization if there's no
* Configuration File found.
*/
if (ret < 0)
ret = adap_init0_no_config(adap, reset);
else {
/*
* The firmware provides us with a memory
* buffer where we can load a Configuration
* File from the host if we want to override
* the Configuration File in flash.
*/
params[0] = (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) |
FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_DEV_CF));
ret = t4_query_params(adap, adap->mbox, adap->fn, 0, 1,
params, val);
ret = adap_init0_config(adap, reset);
if (ret == -ENOENT) {
dev_info(adap->pdev_dev,
"No Configuration File present "
"on adapter. Using hard-wired "
"configuration parameters.\n");
ret = adap_init0_no_config(adap, reset);
}
}
/* If the firmware doesn't support Configuration Files,
* return an error.
*/
if (ret < 0) {
dev_err(adap->pdev_dev, "firmware doesn't support "
"Firmware Configuration Files\n");
goto bye;
}
/* The firmware provides us with a memory buffer where we can
* load a Configuration File from the host if we want to
* override the Configuration File in flash.
*/
ret = adap_init0_config(adap, reset);
if (ret == -ENOENT) {
dev_err(adap->pdev_dev, "no Configuration File "
"present on adapter.\n");
goto bye;
}
if (ret < 0) {
dev_err(adap->pdev_dev,
"could not initialize adapter, error %d\n",
-ret);
dev_err(adap->pdev_dev, "could not initialize "
"adapter, error %d\n", -ret);
goto bye;
}
}
/*
* If we're living with non-hard-coded parameters (either from a
* Firmware Configuration File or values programmed by a different PF
* Driver), give the SGE code a chance to pull in anything that it
* needs ... Note that this must be called after we retrieve our VPD
* parameters in order to know how to convert core ticks to seconds.
/* Give the SGE code a chance to pull in anything that it needs ...
* Note that this must be called after we retrieve our VPD parameters
* in order to know how to convert core ticks to seconds, etc.
*/
if (adap->flags & USING_SOFT_PARAMS) {
ret = t4_sge_init(adap);
if (ret < 0)
goto bye;
}
ret = t4_sge_init(adap);
if (ret < 0)
goto bye;
if (is_bypass_device(adap->pdev->device))
adap->params.bypass = 1;
......
drivers/net/ethernet/chelsio/cxgb4/sge.c
View file @ 06640310
......@@ -2742,24 +2742,11 @@ void t4_sge_stop(struct adapter *adap)
}
/**
* t4_sge_init - initialize SGE
* t4_sge_init_soft - grab core SGE values needed by SGE code
* @adap: the adapter
*
* Performs SGE initialization needed every time after a chip reset.
* We do not initialize any of the queues here, instead the driver
* top-level must request them individually.
*
* Called in two different modes:
*
* 1. Perform actual hardware initialization and record hard-coded
* parameters which were used. This gets used when we're the
* Master PF and the Firmware Configuration File support didn't
* work for some reason.
*
* 2. We're not the Master PF or initialization was performed with
* a Firmware Configuration File. In this case we need to grab
* any of the SGE operating parameters that we need to have in
* order to do our job and make sure we can live with them ...
* We need to grab the SGE operating parameters that we need to have
* in order to do our job and make sure we can live with them.
*/
static int t4_sge_init_soft(struct adapter *adap)
......@@ -2852,73 +2839,13 @@ static int t4_sge_init_soft(struct adapter *adap)
return 0;
}
static int t4_sge_init_hard(struct adapter *adap)
{
struct sge *s = &adap->sge;
/*
* Set up our basic SGE mode to deliver CPL messages to our Ingress
* Queue and Packet Date to the Free List.
*/
t4_set_reg_field(adap, SGE_CONTROL_A, RXPKTCPLMODE_F, RXPKTCPLMODE_F);
/*
* Set up to drop DOORBELL writes when the DOORBELL FIFO overflows
* and generate an interrupt when this occurs so we can recover.
*/
if (is_t4(adap->params.chip)) {
t4_set_reg_field(adap, SGE_DBFIFO_STATUS_A,
HP_INT_THRESH_V(HP_INT_THRESH_M) |
LP_INT_THRESH_V(LP_INT_THRESH_M),
HP_INT_THRESH_V(dbfifo_int_thresh) |
LP_INT_THRESH_V(dbfifo_int_thresh));
} else {
t4_set_reg_field(adap, SGE_DBFIFO_STATUS_A,
LP_INT_THRESH_T5_V(LP_INT_THRESH_T5_M),
LP_INT_THRESH_T5_V(dbfifo_int_thresh));
t4_set_reg_field(adap, SGE_DBFIFO_STATUS2_A,
HP_INT_THRESH_T5_V(HP_INT_THRESH_T5_M),
HP_INT_THRESH_T5_V(dbfifo_int_thresh));
}
t4_set_reg_field(adap, SGE_DOORBELL_CONTROL_A, ENABLE_DROP_F,
ENABLE_DROP_F);
/*
* SGE_FL_BUFFER_SIZE0 (RX_SMALL_PG_BUF) is set up by
* t4_fixup_host_params().
*/
s->fl_pg_order = FL_PG_ORDER;
if (s->fl_pg_order)
t4_write_reg(adap,
SGE_FL_BUFFER_SIZE0_A+RX_LARGE_PG_BUF*sizeof(u32),
PAGE_SIZE << FL_PG_ORDER);
t4_write_reg(adap, SGE_FL_BUFFER_SIZE0_A+RX_SMALL_MTU_BUF*sizeof(u32),
FL_MTU_SMALL_BUFSIZE(adap));
t4_write_reg(adap, SGE_FL_BUFFER_SIZE0_A+RX_LARGE_MTU_BUF*sizeof(u32),
FL_MTU_LARGE_BUFSIZE(adap));
/*
* Note that the SGE Ingress Packet Count Interrupt Threshold and
* Timer Holdoff values must be supplied by our caller.
*/
t4_write_reg(adap, SGE_INGRESS_RX_THRESHOLD_A,
THRESHOLD_0_V(s->counter_val[0]) |
THRESHOLD_1_V(s->counter_val[1]) |
THRESHOLD_2_V(s->counter_val[2]) |
THRESHOLD_3_V(s->counter_val[3]));
t4_write_reg(adap, SGE_TIMER_VALUE_0_AND_1_A,
TIMERVALUE0_V(us_to_core_ticks(adap, s->timer_val[0])) |
TIMERVALUE1_V(us_to_core_ticks(adap, s->timer_val[1])));
t4_write_reg(adap, SGE_TIMER_VALUE_2_AND_3_A,
TIMERVALUE2_V(us_to_core_ticks(adap, s->timer_val[2])) |
TIMERVALUE3_V(us_to_core_ticks(adap, s->timer_val[3])));
t4_write_reg(adap, SGE_TIMER_VALUE_4_AND_5_A,
TIMERVALUE4_V(us_to_core_ticks(adap, s->timer_val[4])) |
TIMERVALUE5_V(us_to_core_ticks(adap, s->timer_val[5])));
return 0;
}
/**
* t4_sge_init - initialize SGE
* @adap: the adapter
*
* Perform low-level SGE code initialization needed every time after a
* chip reset.
*/
int t4_sge_init(struct adapter *adap)
{
struct sge *s = &adap->sge;
......@@ -2959,10 +2886,7 @@ int t4_sge_init(struct adapter *adap)
s->fl_align = max(ingpadboundary, ingpackboundary);
}
if (adap->flags & USING_SOFT_PARAMS)
ret = t4_sge_init_soft(adap);
else
ret = t4_sge_init_hard(adap);
ret = t4_sge_init_soft(adap);
if (ret < 0)
return ret;
......
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