devices/e1000e/param-3.14-orig.c
author Philipp Weyer <pw@igh-essen.com>
Fri, 18 Aug 2017 12:30:16 +0200
changeset 2679 33b922ec1871
parent 2589 2b9c78543663
permissions -rw-r--r--
Fixed lib include paths
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/*******************************************************************************
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  Intel PRO/1000 Linux driver
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  Copyright(c) 1999 - 2013 Intel Corporation.
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  This program is free software; you can redistribute it and/or modify it
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  under the terms and conditions of the GNU General Public License,
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  version 2, as published by the Free Software Foundation.
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  This program is distributed in the hope it will be useful, but WITHOUT
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  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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  more details.
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  You should have received a copy of the GNU General Public License along with
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  this program; if not, write to the Free Software Foundation, Inc.,
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  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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  The full GNU General Public License is included in this distribution in
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  the file called "COPYING".
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  Contact Information:
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  Linux NICS <linux.nics@intel.com>
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  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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#include <linux/netdevice.h>
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#include <linux/module.h>
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#include <linux/pci.h>
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#include "e1000.h"
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/* This is the only thing that needs to be changed to adjust the
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 * maximum number of ports that the driver can manage.
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 */
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#define E1000_MAX_NIC 32
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#define OPTION_UNSET   -1
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#define OPTION_DISABLED 0
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#define OPTION_ENABLED  1
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#define COPYBREAK_DEFAULT 256
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unsigned int copybreak = COPYBREAK_DEFAULT;
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module_param(copybreak, uint, 0644);
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MODULE_PARM_DESC(copybreak,
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		 "Maximum size of packet that is copied to a new buffer on receive");
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/* All parameters are treated the same, as an integer array of values.
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 * This macro just reduces the need to repeat the same declaration code
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 * over and over (plus this helps to avoid typo bugs).
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 */
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#define E1000_PARAM_INIT { [0 ... E1000_MAX_NIC] = OPTION_UNSET }
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#define E1000_PARAM(X, desc)					\
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	static int X[E1000_MAX_NIC+1] = E1000_PARAM_INIT;	\
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	static unsigned int num_##X;				\
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	module_param_array_named(X, X, int, &num_##X, 0);	\
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	MODULE_PARM_DESC(X, desc);
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/* Transmit Interrupt Delay in units of 1.024 microseconds
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 * Tx interrupt delay needs to typically be set to something non-zero
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 *
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 * Valid Range: 0-65535
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 */
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E1000_PARAM(TxIntDelay, "Transmit Interrupt Delay");
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#define DEFAULT_TIDV 8
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#define MAX_TXDELAY 0xFFFF
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#define MIN_TXDELAY 0
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/* Transmit Absolute Interrupt Delay in units of 1.024 microseconds
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 *
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 * Valid Range: 0-65535
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 */
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E1000_PARAM(TxAbsIntDelay, "Transmit Absolute Interrupt Delay");
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#define DEFAULT_TADV 32
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#define MAX_TXABSDELAY 0xFFFF
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#define MIN_TXABSDELAY 0
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/* Receive Interrupt Delay in units of 1.024 microseconds
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 * hardware will likely hang if you set this to anything but zero.
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 *
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 * Valid Range: 0-65535
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 */
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E1000_PARAM(RxIntDelay, "Receive Interrupt Delay");
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#define MAX_RXDELAY 0xFFFF
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#define MIN_RXDELAY 0
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/* Receive Absolute Interrupt Delay in units of 1.024 microseconds
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 *
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 * Valid Range: 0-65535
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 */
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E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay");
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#define MAX_RXABSDELAY 0xFFFF
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#define MIN_RXABSDELAY 0
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/* Interrupt Throttle Rate (interrupts/sec)
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 *
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 * Valid Range: 100-100000 or one of: 0=off, 1=dynamic, 3=dynamic conservative
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 */
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E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate");
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#define DEFAULT_ITR 3
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#define MAX_ITR 100000
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#define MIN_ITR 100
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/* IntMode (Interrupt Mode)
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 *
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 * Valid Range: varies depending on kernel configuration & hardware support
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 *
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 * legacy=0, MSI=1, MSI-X=2
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 *
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 * When MSI/MSI-X support is enabled in kernel-
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 *   Default Value: 2 (MSI-X) when supported by hardware, 1 (MSI) otherwise
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 * When MSI/MSI-X support is not enabled in kernel-
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 *   Default Value: 0 (legacy)
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 *
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 * When a mode is specified that is not allowed/supported, it will be
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 * demoted to the most advanced interrupt mode available.
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 */
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E1000_PARAM(IntMode, "Interrupt Mode");
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#define MAX_INTMODE	2
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#define MIN_INTMODE	0
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/* Enable Smart Power Down of the PHY
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 *
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 * Valid Range: 0, 1
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 *
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 * Default Value: 0 (disabled)
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 */
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E1000_PARAM(SmartPowerDownEnable, "Enable PHY smart power down");
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/* Enable Kumeran Lock Loss workaround
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 *
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 * Valid Range: 0, 1
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   135
 *
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 * Default Value: 1 (enabled)
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 */
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   138
E1000_PARAM(KumeranLockLoss, "Enable Kumeran lock loss workaround");
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   139
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   140
/* Write Protect NVM
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   141
 *
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   142
 * Valid Range: 0, 1
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   143
 *
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 * Default Value: 1 (enabled)
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   145
 */
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   146
E1000_PARAM(WriteProtectNVM,
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   147
	    "Write-protect NVM [WARNING: disabling this can lead to corrupted NVM]");
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   148
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   149
/* Enable CRC Stripping
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   150
 *
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   151
 * Valid Range: 0, 1
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   152
 *
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 * Default Value: 1 (enabled)
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 */
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   155
E1000_PARAM(CrcStripping,
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   156
	    "Enable CRC Stripping, disable if your BMC needs the CRC");
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   157
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   158
struct e1000_option {
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	enum { enable_option, range_option, list_option } type;
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	const char *name;
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	const char *err;
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	int def;
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	union {
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		/* range_option info */
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		struct {
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   166
			int min;
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			int max;
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   168
		} r;
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		/* list_option info */
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		struct {
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   171
			int nr;
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			struct e1000_opt_list {
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				int i;
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   174
				char *str;
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   175
			} *p;
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   176
		} l;
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   177
	} arg;
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   178
};
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   179
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   180
static int e1000_validate_option(unsigned int *value,
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   181
				 const struct e1000_option *opt,
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   182
				 struct e1000_adapter *adapter)
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   183
{
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   184
	if (*value == OPTION_UNSET) {
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		*value = opt->def;
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		return 0;
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   187
	}
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   188
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   189
	switch (opt->type) {
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   190
	case enable_option:
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   191
		switch (*value) {
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   192
		case OPTION_ENABLED:
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   193
			dev_info(&adapter->pdev->dev, "%s Enabled\n",
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   194
				 opt->name);
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   195
			return 0;
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   196
		case OPTION_DISABLED:
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   197
			dev_info(&adapter->pdev->dev, "%s Disabled\n",
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   198
				 opt->name);
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   199
			return 0;
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   200
		}
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   201
		break;
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   202
	case range_option:
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   203
		if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) {
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   204
			dev_info(&adapter->pdev->dev, "%s set to %i\n",
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   205
				 opt->name, *value);
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   206
			return 0;
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   207
		}
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   208
		break;
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   209
	case list_option: {
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   210
		int i;
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   211
		struct e1000_opt_list *ent;
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   212
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   213
		for (i = 0; i < opt->arg.l.nr; i++) {
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   214
			ent = &opt->arg.l.p[i];
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   215
			if (*value == ent->i) {
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   216
				if (ent->str[0] != '\0')
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   217
					dev_info(&adapter->pdev->dev, "%s\n",
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   218
						 ent->str);
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   219
				return 0;
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   220
			}
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   221
		}
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   222
	}
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   223
		break;
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   224
	default:
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   225
		BUG();
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   226
	}
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   227
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   228
	dev_info(&adapter->pdev->dev, "Invalid %s value specified (%i) %s\n",
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   229
		 opt->name, *value, opt->err);
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   230
	*value = opt->def;
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   231
	return -1;
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   232
}
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   233
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   234
/**
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   235
 * e1000e_check_options - Range Checking for Command Line Parameters
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   236
 * @adapter: board private structure
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   237
 *
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   238
 * This routine checks all command line parameters for valid user
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   239
 * input.  If an invalid value is given, or if no user specified
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   240
 * value exists, a default value is used.  The final value is stored
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   241
 * in a variable in the adapter structure.
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   242
 **/
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   243
void e1000e_check_options(struct e1000_adapter *adapter)
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   244
{
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   245
	struct e1000_hw *hw = &adapter->hw;
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   246
	int bd = adapter->bd_number;
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diff changeset
   247
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   248
	if (bd >= E1000_MAX_NIC) {
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   249
		dev_notice(&adapter->pdev->dev,
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   250
			   "Warning: no configuration for board #%i\n", bd);
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   251
		dev_notice(&adapter->pdev->dev,
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diff changeset
   252
			   "Using defaults for all values\n");
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diff changeset
   253
	}
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diff changeset
   254
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   255
	/* Transmit Interrupt Delay */
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diff changeset
   256
	{
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   257
		static const struct e1000_option opt = {
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   258
			.type = range_option,
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   259
			.name = "Transmit Interrupt Delay",
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   260
			.err  = "using default of "
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diff changeset
   261
				__MODULE_STRING(DEFAULT_TIDV),
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   262
			.def  = DEFAULT_TIDV,
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diff changeset
   263
			.arg  = { .r = { .min = MIN_TXDELAY,
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diff changeset
   264
					 .max = MAX_TXDELAY } }
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diff changeset
   265
		};
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parents:
diff changeset
   266
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   267
		if (num_TxIntDelay > bd) {
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parents:
diff changeset
   268
			adapter->tx_int_delay = TxIntDelay[bd];
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diff changeset
   269
			e1000_validate_option(&adapter->tx_int_delay, &opt,
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parents:
diff changeset
   270
					      adapter);
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diff changeset
   271
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   272
			adapter->tx_int_delay = opt.def;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   273
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   274
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   275
	/* Transmit Absolute Interrupt Delay */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   276
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   277
		static const struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   278
			.type = range_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   279
			.name = "Transmit Absolute Interrupt Delay",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   280
			.err  = "using default of "
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   281
				__MODULE_STRING(DEFAULT_TADV),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   282
			.def  = DEFAULT_TADV,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   283
			.arg  = { .r = { .min = MIN_TXABSDELAY,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   284
					 .max = MAX_TXABSDELAY } }
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   285
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   286
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   287
		if (num_TxAbsIntDelay > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   288
			adapter->tx_abs_int_delay = TxAbsIntDelay[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   289
			e1000_validate_option(&adapter->tx_abs_int_delay, &opt,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   290
					      adapter);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   291
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   292
			adapter->tx_abs_int_delay = opt.def;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   293
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   294
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   295
	/* Receive Interrupt Delay */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   296
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   297
		static struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   298
			.type = range_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   299
			.name = "Receive Interrupt Delay",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   300
			.err  = "using default of "
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   301
				__MODULE_STRING(DEFAULT_RDTR),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   302
			.def  = DEFAULT_RDTR,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   303
			.arg  = { .r = { .min = MIN_RXDELAY,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   304
					 .max = MAX_RXDELAY } }
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   305
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
		if (num_RxIntDelay > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   308
			adapter->rx_int_delay = RxIntDelay[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   309
			e1000_validate_option(&adapter->rx_int_delay, &opt,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   310
					      adapter);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   311
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   312
			adapter->rx_int_delay = opt.def;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   313
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
	/* Receive Absolute Interrupt Delay */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
		static const struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
			.type = range_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
			.name = "Receive Absolute Interrupt Delay",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
			.err  = "using default of "
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
				__MODULE_STRING(DEFAULT_RADV),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
			.def  = DEFAULT_RADV,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
			.arg  = { .r = { .min = MIN_RXABSDELAY,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
					 .max = MAX_RXABSDELAY } }
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
		if (num_RxAbsIntDelay > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
			adapter->rx_abs_int_delay = RxAbsIntDelay[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
			e1000_validate_option(&adapter->rx_abs_int_delay, &opt,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
					      adapter);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
			adapter->rx_abs_int_delay = opt.def;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
	/* Interrupt Throttling Rate */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
		static const struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
			.type = range_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
			.name = "Interrupt Throttling Rate (ints/sec)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
			.err  = "using default of "
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
				__MODULE_STRING(DEFAULT_ITR),
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
			.def  = DEFAULT_ITR,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
			.arg  = { .r = { .min = MIN_ITR,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
					 .max = MAX_ITR } }
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
		if (num_InterruptThrottleRate > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
			adapter->itr = InterruptThrottleRate[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
			/* Make sure a message is printed for non-special
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
			 * values. And in case of an invalid option, display
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
			 * warning, use default and go through itr/itr_setting
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
			 * adjustment logic below
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
			 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
			if ((adapter->itr > 4) &&
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
			    e1000_validate_option(&adapter->itr, &opt, adapter))
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
				adapter->itr = opt.def;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
			/* If no option specified, use default value and go
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
			 * through the logic below to adjust itr/itr_setting
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
			 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
			adapter->itr = opt.def;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
			/* Make sure a message is printed for non-special
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
			 * default values
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
			 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
			if (adapter->itr > 4)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
				dev_info(&adapter->pdev->dev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
					 "%s set to default %d\n", opt.name,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
					 adapter->itr);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
		adapter->itr_setting = adapter->itr;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
		switch (adapter->itr) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
		case 0:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
			dev_info(&adapter->pdev->dev, "%s turned off\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
				 opt.name);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
		case 1:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
			dev_info(&adapter->pdev->dev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
				 "%s set to dynamic mode\n", opt.name);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
			adapter->itr = 20000;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
		case 3:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
			dev_info(&adapter->pdev->dev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
				 "%s set to dynamic conservative mode\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
				 opt.name);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
			adapter->itr = 20000;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
		case 4:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
			dev_info(&adapter->pdev->dev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
				 "%s set to simplified (2000-8000 ints) mode\n",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
				 opt.name);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
		default:
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
			/* Save the setting, because the dynamic bits
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
			 * change itr.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
			 *
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
			 * Clear the lower two bits because
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
			 * they are used as control.
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
			 */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
			adapter->itr_setting &= ~3;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
			break;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	/* Interrupt Mode */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
		static struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
			.type = range_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
			.name = "Interrupt Mode",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
#ifndef CONFIG_PCI_MSI
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
			.err  = "defaulting to 0 (legacy)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
			.def  = E1000E_INT_MODE_LEGACY,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
			.arg  = { .r = { .min = 0,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
					 .max = 0 } }
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
#ifdef CONFIG_PCI_MSI
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
		if (adapter->flags & FLAG_HAS_MSIX) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
			opt.err = kstrdup("defaulting to 2 (MSI-X)",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
					  GFP_KERNEL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
			opt.def = E1000E_INT_MODE_MSIX;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
			opt.arg.r.max = E1000E_INT_MODE_MSIX;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
			opt.err = kstrdup("defaulting to 1 (MSI)", GFP_KERNEL);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
			opt.def = E1000E_INT_MODE_MSI;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
			opt.arg.r.max = E1000E_INT_MODE_MSI;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
		if (!opt.err) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
			dev_err(&adapter->pdev->dev,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
				"Failed to allocate memory\n");
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
			return;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
		if (num_IntMode > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
			unsigned int int_mode = IntMode[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
			e1000_validate_option(&int_mode, &opt, adapter);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
			adapter->int_mode = int_mode;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
			adapter->int_mode = opt.def;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
#ifdef CONFIG_PCI_MSI
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
		kfree(opt.err);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
#endif
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
	/* Smart Power Down */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
		static const struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
			.type = enable_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
			.name = "PHY Smart Power Down",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
			.err  = "defaulting to Disabled",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
			.def  = OPTION_DISABLED
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
		if (num_SmartPowerDownEnable > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
			unsigned int spd = SmartPowerDownEnable[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
			e1000_validate_option(&spd, &opt, adapter);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
			if ((adapter->flags & FLAG_HAS_SMART_POWER_DOWN) && spd)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
				adapter->flags |= FLAG_SMART_POWER_DOWN;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	/* CRC Stripping */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
		static const struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
			.type = enable_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
			.name = "CRC Stripping",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
			.err  = "defaulting to Enabled",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
			.def  = OPTION_ENABLED
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
		if (num_CrcStripping > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
			unsigned int crc_stripping = CrcStripping[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
			e1000_validate_option(&crc_stripping, &opt, adapter);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
			if (crc_stripping == OPTION_ENABLED) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
				adapter->flags2 |= FLAG2_CRC_STRIPPING;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
				adapter->flags2 |= FLAG2_DFLT_CRC_STRIPPING;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
		} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
			adapter->flags2 |= FLAG2_CRC_STRIPPING;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
			adapter->flags2 |= FLAG2_DFLT_CRC_STRIPPING;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
	/* Kumeran Lock Loss Workaround */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
		static const struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
			.type = enable_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
			.name = "Kumeran Lock Loss Workaround",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
			.err  = "defaulting to Enabled",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
			.def  = OPTION_ENABLED
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
		bool enabled = opt.def;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
		if (num_KumeranLockLoss > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
			unsigned int kmrn_lock_loss = KumeranLockLoss[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
			e1000_validate_option(&kmrn_lock_loss, &opt, adapter);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
			enabled = kmrn_lock_loss;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
		if (hw->mac.type == e1000_ich8lan)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
			e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
								     enabled);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
	/* Write-protect NVM */
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
	{
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
		static const struct e1000_option opt = {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
			.type = enable_option,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
			.name = "Write-protect NVM",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
			.err  = "defaulting to Enabled",
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
			.def  = OPTION_ENABLED
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
		};
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
		if (adapter->flags & FLAG_IS_ICH) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
			if (num_WriteProtectNVM > bd) {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
				unsigned int write_protect_nvm =
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
				    WriteProtectNVM[bd];
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
				e1000_validate_option(&write_protect_nvm, &opt,
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
						      adapter);
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
				if (write_protect_nvm)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
					adapter->flags |= FLAG_READ_ONLY_NVM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
			} else {
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
				if (opt.def)
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
					adapter->flags |= FLAG_READ_ONLY_NVM;
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
			}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
		}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	}
2b9c78543663 Reverted default branch to stable-1.5.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
}