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Diffstat (limited to 'drivers/net/ixgb/ixgb_param.c')
-rw-r--r--drivers/net/ixgb/ixgb_param.c469
1 files changed, 0 insertions, 469 deletions
diff --git a/drivers/net/ixgb/ixgb_param.c b/drivers/net/ixgb/ixgb_param.c
deleted file mode 100644
index dd7fbeb1f7d1..000000000000
--- a/drivers/net/ixgb/ixgb_param.c
+++ /dev/null
@@ -1,469 +0,0 @@
-/*******************************************************************************
-
- Intel PRO/10GbE Linux driver
- Copyright(c) 1999 - 2008 Intel Corporation.
-
- This program is free software; you can redistribute it and/or modify it
- under the terms and conditions of the GNU General Public License,
- version 2, as published by the Free Software Foundation.
-
- This program is distributed in the hope 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, write to the Free Software Foundation, Inc.,
- 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
-
- The full GNU General Public License is included in this distribution in
- the file called "COPYING".
-
- Contact Information:
- Linux NICS <linux.nics@intel.com>
- e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
- Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
-
-*******************************************************************************/
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include "ixgb.h"
-
-/* This is the only thing that needs to be changed to adjust the
- * maximum number of ports that the driver can manage.
- */
-
-#define IXGB_MAX_NIC 8
-
-#define OPTION_UNSET -1
-#define OPTION_DISABLED 0
-#define OPTION_ENABLED 1
-
-/* All parameters are treated the same, as an integer array of values.
- * This macro just reduces the need to repeat the same declaration code
- * over and over (plus this helps to avoid typo bugs).
- */
-
-#define IXGB_PARAM_INIT { [0 ... IXGB_MAX_NIC] = OPTION_UNSET }
-#define IXGB_PARAM(X, desc) \
- static int __devinitdata X[IXGB_MAX_NIC+1] \
- = IXGB_PARAM_INIT; \
- static unsigned int num_##X = 0; \
- module_param_array_named(X, X, int, &num_##X, 0); \
- MODULE_PARM_DESC(X, desc);
-
-/* Transmit Descriptor Count
- *
- * Valid Range: 64-4096
- *
- * Default Value: 256
- */
-
-IXGB_PARAM(TxDescriptors, "Number of transmit descriptors");
-
-/* Receive Descriptor Count
- *
- * Valid Range: 64-4096
- *
- * Default Value: 1024
- */
-
-IXGB_PARAM(RxDescriptors, "Number of receive descriptors");
-
-/* User Specified Flow Control Override
- *
- * Valid Range: 0-3
- * - 0 - No Flow Control
- * - 1 - Rx only, respond to PAUSE frames but do not generate them
- * - 2 - Tx only, generate PAUSE frames but ignore them on receive
- * - 3 - Full Flow Control Support
- *
- * Default Value: 2 - Tx only (silicon bug avoidance)
- */
-
-IXGB_PARAM(FlowControl, "Flow Control setting");
-
-/* XsumRX - Receive Checksum Offload Enable/Disable
- *
- * Valid Range: 0, 1
- * - 0 - disables all checksum offload
- * - 1 - enables receive IP/TCP/UDP checksum offload
- * on 82597 based NICs
- *
- * Default Value: 1
- */
-
-IXGB_PARAM(XsumRX, "Disable or enable Receive Checksum offload");
-
-/* Transmit Interrupt Delay in units of 0.8192 microseconds
- *
- * Valid Range: 0-65535
- *
- * Default Value: 32
- */
-
-IXGB_PARAM(TxIntDelay, "Transmit Interrupt Delay");
-
-/* Receive Interrupt Delay in units of 0.8192 microseconds
- *
- * Valid Range: 0-65535
- *
- * Default Value: 72
- */
-
-IXGB_PARAM(RxIntDelay, "Receive Interrupt Delay");
-
-/* Receive Flow control high threshold (when we send a pause frame)
- * (FCRTH)
- *
- * Valid Range: 1,536 - 262,136 (0x600 - 0x3FFF8, 8 byte granularity)
- *
- * Default Value: 196,608 (0x30000)
- */
-
-IXGB_PARAM(RxFCHighThresh, "Receive Flow Control High Threshold");
-
-/* Receive Flow control low threshold (when we send a resume frame)
- * (FCRTL)
- *
- * Valid Range: 64 - 262,136 (0x40 - 0x3FFF8, 8 byte granularity)
- * must be less than high threshold by at least 8 bytes
- *
- * Default Value: 163,840 (0x28000)
- */
-
-IXGB_PARAM(RxFCLowThresh, "Receive Flow Control Low Threshold");
-
-/* Flow control request timeout (how long to pause the link partner's tx)
- * (PAP 15:0)
- *
- * Valid Range: 1 - 65535
- *
- * Default Value: 65535 (0xffff) (we'll send an xon if we recover)
- */
-
-IXGB_PARAM(FCReqTimeout, "Flow Control Request Timeout");
-
-/* Interrupt Delay Enable
- *
- * Valid Range: 0, 1
- *
- * - 0 - disables transmit interrupt delay
- * - 1 - enables transmmit interrupt delay
- *
- * Default Value: 1
- */
-
-IXGB_PARAM(IntDelayEnable, "Transmit Interrupt Delay Enable");
-
-
-#define DEFAULT_TIDV 32
-#define MAX_TIDV 0xFFFF
-#define MIN_TIDV 0
-
-#define DEFAULT_RDTR 72
-#define MAX_RDTR 0xFFFF
-#define MIN_RDTR 0
-
-#define XSUMRX_DEFAULT OPTION_ENABLED
-
-#define DEFAULT_FCRTL 0x28000
-#define DEFAULT_FCRTH 0x30000
-#define MIN_FCRTL 0
-#define MAX_FCRTL 0x3FFE8
-#define MIN_FCRTH 8
-#define MAX_FCRTH 0x3FFF0
-
-#define MIN_FCPAUSE 1
-#define MAX_FCPAUSE 0xffff
-#define DEFAULT_FCPAUSE 0xFFFF /* this may be too long */
-
-struct ixgb_option {
- enum { enable_option, range_option, list_option } type;
- const char *name;
- const char *err;
- int def;
- union {
- struct { /* range_option info */
- int min;
- int max;
- } r;
- struct { /* list_option info */
- int nr;
- const struct ixgb_opt_list {
- int i;
- const char *str;
- } *p;
- } l;
- } arg;
-};
-
-static int __devinit
-ixgb_validate_option(unsigned int *value, const struct ixgb_option *opt)
-{
- if (*value == OPTION_UNSET) {
- *value = opt->def;
- return 0;
- }
-
- switch (opt->type) {
- case enable_option:
- switch (*value) {
- case OPTION_ENABLED:
- pr_info("%s Enabled\n", opt->name);
- return 0;
- case OPTION_DISABLED:
- pr_info("%s Disabled\n", opt->name);
- return 0;
- }
- break;
- case range_option:
- if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) {
- pr_info("%s set to %i\n", opt->name, *value);
- return 0;
- }
- break;
- case list_option: {
- int i;
- const struct ixgb_opt_list *ent;
-
- for (i = 0; i < opt->arg.l.nr; i++) {
- ent = &opt->arg.l.p[i];
- if (*value == ent->i) {
- if (ent->str[0] != '\0')
- pr_info("%s\n", ent->str);
- return 0;
- }
- }
- }
- break;
- default:
- BUG();
- }
-
- pr_info("Invalid %s specified (%i) %s\n", opt->name, *value, opt->err);
- *value = opt->def;
- return -1;
-}
-
-/**
- * ixgb_check_options - Range Checking for Command Line Parameters
- * @adapter: board private structure
- *
- * This routine checks all command line parameters for valid user
- * input. If an invalid value is given, or if no user specified
- * value exists, a default value is used. The final value is stored
- * in a variable in the adapter structure.
- **/
-
-void __devinit
-ixgb_check_options(struct ixgb_adapter *adapter)
-{
- int bd = adapter->bd_number;
- if (bd >= IXGB_MAX_NIC) {
- pr_notice("Warning: no configuration for board #%i\n", bd);
- pr_notice("Using defaults for all values\n");
- }
-
- { /* Transmit Descriptor Count */
- const struct ixgb_option opt = {
- .type = range_option,
- .name = "Transmit Descriptors",
- .err = "using default of " __MODULE_STRING(DEFAULT_TXD),
- .def = DEFAULT_TXD,
- .arg = { .r = { .min = MIN_TXD,
- .max = MAX_TXD}}
- };
- struct ixgb_desc_ring *tx_ring = &adapter->tx_ring;
-
- if (num_TxDescriptors > bd) {
- tx_ring->count = TxDescriptors[bd];
- ixgb_validate_option(&tx_ring->count, &opt);
- } else {
- tx_ring->count = opt.def;
- }
- tx_ring->count = ALIGN(tx_ring->count, IXGB_REQ_TX_DESCRIPTOR_MULTIPLE);
- }
- { /* Receive Descriptor Count */
- const struct ixgb_option opt = {
- .type = range_option,
- .name = "Receive Descriptors",
- .err = "using default of " __MODULE_STRING(DEFAULT_RXD),
- .def = DEFAULT_RXD,
- .arg = { .r = { .min = MIN_RXD,
- .max = MAX_RXD}}
- };
- struct ixgb_desc_ring *rx_ring = &adapter->rx_ring;
-
- if (num_RxDescriptors > bd) {
- rx_ring->count = RxDescriptors[bd];
- ixgb_validate_option(&rx_ring->count, &opt);
- } else {
- rx_ring->count = opt.def;
- }
- rx_ring->count = ALIGN(rx_ring->count, IXGB_REQ_RX_DESCRIPTOR_MULTIPLE);
- }
- { /* Receive Checksum Offload Enable */
- const struct ixgb_option opt = {
- .type = enable_option,
- .name = "Receive Checksum Offload",
- .err = "defaulting to Enabled",
- .def = OPTION_ENABLED
- };
-
- if (num_XsumRX > bd) {
- unsigned int rx_csum = XsumRX[bd];
- ixgb_validate_option(&rx_csum, &opt);
- adapter->rx_csum = rx_csum;
- } else {
- adapter->rx_csum = opt.def;
- }
- }
- { /* Flow Control */
-
- static const struct ixgb_opt_list fc_list[] = {
- { ixgb_fc_none, "Flow Control Disabled" },
- { ixgb_fc_rx_pause, "Flow Control Receive Only" },
- { ixgb_fc_tx_pause, "Flow Control Transmit Only" },
- { ixgb_fc_full, "Flow Control Enabled" },
- { ixgb_fc_default, "Flow Control Hardware Default" }
- };
-
- static const struct ixgb_option opt = {
- .type = list_option,
- .name = "Flow Control",
- .err = "reading default settings from EEPROM",
- .def = ixgb_fc_tx_pause,
- .arg = { .l = { .nr = ARRAY_SIZE(fc_list),
- .p = fc_list }}
- };
-
- if (num_FlowControl > bd) {
- unsigned int fc = FlowControl[bd];
- ixgb_validate_option(&fc, &opt);
- adapter->hw.fc.type = fc;
- } else {
- adapter->hw.fc.type = opt.def;
- }
- }
- { /* Receive Flow Control High Threshold */
- const struct ixgb_option opt = {
- .type = range_option,
- .name = "Rx Flow Control High Threshold",
- .err = "using default of " __MODULE_STRING(DEFAULT_FCRTH),
- .def = DEFAULT_FCRTH,
- .arg = { .r = { .min = MIN_FCRTH,
- .max = MAX_FCRTH}}
- };
-
- if (num_RxFCHighThresh > bd) {
- adapter->hw.fc.high_water = RxFCHighThresh[bd];
- ixgb_validate_option(&adapter->hw.fc.high_water, &opt);
- } else {
- adapter->hw.fc.high_water = opt.def;
- }
- if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) )
- pr_info("Ignoring RxFCHighThresh when no RxFC\n");
- }
- { /* Receive Flow Control Low Threshold */
- const struct ixgb_option opt = {
- .type = range_option,
- .name = "Rx Flow Control Low Threshold",
- .err = "using default of " __MODULE_STRING(DEFAULT_FCRTL),
- .def = DEFAULT_FCRTL,
- .arg = { .r = { .min = MIN_FCRTL,
- .max = MAX_FCRTL}}
- };
-
- if (num_RxFCLowThresh > bd) {
- adapter->hw.fc.low_water = RxFCLowThresh[bd];
- ixgb_validate_option(&adapter->hw.fc.low_water, &opt);
- } else {
- adapter->hw.fc.low_water = opt.def;
- }
- if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) )
- pr_info("Ignoring RxFCLowThresh when no RxFC\n");
- }
- { /* Flow Control Pause Time Request*/
- const struct ixgb_option opt = {
- .type = range_option,
- .name = "Flow Control Pause Time Request",
- .err = "using default of "__MODULE_STRING(DEFAULT_FCPAUSE),
- .def = DEFAULT_FCPAUSE,
- .arg = { .r = { .min = MIN_FCPAUSE,
- .max = MAX_FCPAUSE}}
- };
-
- if (num_FCReqTimeout > bd) {
- unsigned int pause_time = FCReqTimeout[bd];
- ixgb_validate_option(&pause_time, &opt);
- adapter->hw.fc.pause_time = pause_time;
- } else {
- adapter->hw.fc.pause_time = opt.def;
- }
- if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) )
- pr_info("Ignoring FCReqTimeout when no RxFC\n");
- }
- /* high low and spacing check for rx flow control thresholds */
- if (adapter->hw.fc.type & ixgb_fc_tx_pause) {
- /* high must be greater than low */
- if (adapter->hw.fc.high_water < (adapter->hw.fc.low_water + 8)) {
- /* set defaults */
- pr_info("RxFCHighThresh must be >= (RxFCLowThresh + 8), Using Defaults\n");
- adapter->hw.fc.high_water = DEFAULT_FCRTH;
- adapter->hw.fc.low_water = DEFAULT_FCRTL;
- }
- }
- { /* Receive Interrupt Delay */
- const struct ixgb_option opt = {
- .type = range_option,
- .name = "Receive Interrupt Delay",
- .err = "using default of " __MODULE_STRING(DEFAULT_RDTR),
- .def = DEFAULT_RDTR,
- .arg = { .r = { .min = MIN_RDTR,
- .max = MAX_RDTR}}
- };
-
- if (num_RxIntDelay > bd) {
- adapter->rx_int_delay = RxIntDelay[bd];
- ixgb_validate_option(&adapter->rx_int_delay, &opt);
- } else {
- adapter->rx_int_delay = opt.def;
- }
- }
- { /* Transmit Interrupt Delay */
- const struct ixgb_option opt = {
- .type = range_option,
- .name = "Transmit Interrupt Delay",
- .err = "using default of " __MODULE_STRING(DEFAULT_TIDV),
- .def = DEFAULT_TIDV,
- .arg = { .r = { .min = MIN_TIDV,
- .max = MAX_TIDV}}
- };
-
- if (num_TxIntDelay > bd) {
- adapter->tx_int_delay = TxIntDelay[bd];
- ixgb_validate_option(&adapter->tx_int_delay, &opt);
- } else {
- adapter->tx_int_delay = opt.def;
- }
- }
-
- { /* Transmit Interrupt Delay Enable */
- const struct ixgb_option opt = {
- .type = enable_option,
- .name = "Tx Interrupt Delay Enable",
- .err = "defaulting to Enabled",
- .def = OPTION_ENABLED
- };
-
- if (num_IntDelayEnable > bd) {
- unsigned int ide = IntDelayEnable[bd];
- ixgb_validate_option(&ide, &opt);
- adapter->tx_int_delay_enable = ide;
- } else {
- adapter->tx_int_delay_enable = opt.def;
- }
- }
-}
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