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22#include <linux/netdevice.h>
23
24#include "atl1e.h"
25
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28
29
30#define ATL1E_MAX_NIC 32
31
32#define OPTION_UNSET -1
33#define OPTION_DISABLED 0
34#define OPTION_ENABLED 1
35
36
37
38
39
40#define ATL1E_PARAM_INIT { [0 ... ATL1E_MAX_NIC] = OPTION_UNSET }
41
42#define ATL1E_PARAM(x, desc) \
43 static int __devinitdata x[ATL1E_MAX_NIC + 1] = ATL1E_PARAM_INIT; \
44 static unsigned int num_##x; \
45 module_param_array_named(x, x, int, &num_##x, 0); \
46 MODULE_PARM_DESC(x, desc);
47
48
49
50
51
52
53
54#define ATL1E_MIN_TX_DESC_CNT 32
55#define ATL1E_MAX_TX_DESC_CNT 1020
56#define ATL1E_DEFAULT_TX_DESC_CNT 128
57ATL1E_PARAM(tx_desc_cnt, "Transmit description count");
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63
64
65#define ATL1E_MIN_RX_MEM_SIZE 8
66#define ATL1E_MAX_RX_MEM_SIZE 1024
67#define ATL1E_DEFAULT_RX_MEM_SIZE 256
68ATL1E_PARAM(rx_mem_size, "memory size of rx buffer(KB)");
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80
81ATL1E_PARAM(media_type, "MediaType Select");
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87
88
89#define INT_MOD_DEFAULT_CNT 100
90#define INT_MOD_MAX_CNT 65000
91#define INT_MOD_MIN_CNT 50
92ATL1E_PARAM(int_mod_timer, "Interrupt Moderator Timer");
93
94#define AUTONEG_ADV_DEFAULT 0x2F
95#define AUTONEG_ADV_MASK 0x2F
96#define FLOW_CONTROL_DEFAULT FLOW_CONTROL_FULL
97
98#define FLASH_VENDOR_DEFAULT 0
99#define FLASH_VENDOR_MIN 0
100#define FLASH_VENDOR_MAX 2
101
102struct atl1e_option {
103 enum { enable_option, range_option, list_option } type;
104 char *name;
105 char *err;
106 int def;
107 union {
108 struct {
109 int min;
110 int max;
111 } r;
112 struct {
113 int nr;
114 struct atl1e_opt_list { int i; char *str; } *p;
115 } l;
116 } arg;
117};
118
119static int __devinit atl1e_validate_option(int *value, struct atl1e_option *opt, struct pci_dev *pdev)
120{
121 if (*value == OPTION_UNSET) {
122 *value = opt->def;
123 return 0;
124 }
125
126 switch (opt->type) {
127 case enable_option:
128 switch (*value) {
129 case OPTION_ENABLED:
130 dev_info(&pdev->dev, "%s Enabled\n", opt->name);
131 return 0;
132 case OPTION_DISABLED:
133 dev_info(&pdev->dev, "%s Disabled\n", opt->name);
134 return 0;
135 }
136 break;
137 case range_option:
138 if (*value >= opt->arg.r.min && *value <= opt->arg.r.max) {
139 dev_info(&pdev->dev, "%s set to %i\n", opt->name, *value);
140 return 0;
141 }
142 break;
143 case list_option:{
144 int i;
145 struct atl1e_opt_list *ent;
146
147 for (i = 0; i < opt->arg.l.nr; i++) {
148 ent = &opt->arg.l.p[i];
149 if (*value == ent->i) {
150 if (ent->str[0] != '\0')
151 dev_info(&pdev->dev, "%s\n",
152 ent->str);
153 return 0;
154 }
155 }
156 break;
157 }
158 default:
159 BUG();
160 }
161
162 dev_info(&pdev->dev, "Invalid %s specified (%i) %s\n",
163 opt->name, *value, opt->err);
164 *value = opt->def;
165 return -1;
166}
167
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175
176
177void __devinit atl1e_check_options(struct atl1e_adapter *adapter)
178{
179 struct pci_dev *pdev = adapter->pdev;
180 int bd = adapter->bd_number;
181 if (bd >= ATL1E_MAX_NIC) {
182 dev_notice(&pdev->dev, "no configuration for board #%i\n", bd);
183 dev_notice(&pdev->dev, "Using defaults for all values\n");
184 }
185
186 {
187 struct atl1e_option opt = {
188 .type = range_option,
189 .name = "Transmit Ddescription Count",
190 .err = "using default of "
191 __MODULE_STRING(ATL1E_DEFAULT_TX_DESC_CNT),
192 .def = ATL1E_DEFAULT_TX_DESC_CNT,
193 .arg = { .r = { .min = ATL1E_MIN_TX_DESC_CNT,
194 .max = ATL1E_MAX_TX_DESC_CNT} }
195 };
196 int val;
197 if (num_tx_desc_cnt > bd) {
198 val = tx_desc_cnt[bd];
199 atl1e_validate_option(&val, &opt, pdev);
200 adapter->tx_ring.count = (u16) val & 0xFFFC;
201 } else
202 adapter->tx_ring.count = (u16)opt.def;
203 }
204
205 {
206 struct atl1e_option opt = {
207 .type = range_option,
208 .name = "Memory size of rx buffer(KB)",
209 .err = "using default of "
210 __MODULE_STRING(ATL1E_DEFAULT_RX_MEM_SIZE),
211 .def = ATL1E_DEFAULT_RX_MEM_SIZE,
212 .arg = { .r = { .min = ATL1E_MIN_RX_MEM_SIZE,
213 .max = ATL1E_MAX_RX_MEM_SIZE} }
214 };
215 int val;
216 if (num_rx_mem_size > bd) {
217 val = rx_mem_size[bd];
218 atl1e_validate_option(&val, &opt, pdev);
219 adapter->rx_ring.page_size = (u32)val * 1024;
220 } else {
221 adapter->rx_ring.page_size = (u32)opt.def * 1024;
222 }
223 }
224
225 {
226 struct atl1e_option opt = {
227 .type = range_option,
228 .name = "Interrupt Moderate Timer",
229 .err = "using default of "
230 __MODULE_STRING(INT_MOD_DEFAULT_CNT),
231 .def = INT_MOD_DEFAULT_CNT,
232 .arg = { .r = { .min = INT_MOD_MIN_CNT,
233 .max = INT_MOD_MAX_CNT} }
234 } ;
235 int val;
236 if (num_int_mod_timer > bd) {
237 val = int_mod_timer[bd];
238 atl1e_validate_option(&val, &opt, pdev);
239 adapter->hw.imt = (u16) val;
240 } else
241 adapter->hw.imt = (u16)(opt.def);
242 }
243
244 {
245 struct atl1e_option opt = {
246 .type = range_option,
247 .name = "Speed/Duplex Selection",
248 .err = "using default of "
249 __MODULE_STRING(MEDIA_TYPE_AUTO_SENSOR),
250 .def = MEDIA_TYPE_AUTO_SENSOR,
251 .arg = { .r = { .min = MEDIA_TYPE_AUTO_SENSOR,
252 .max = MEDIA_TYPE_10M_HALF} }
253 } ;
254 int val;
255 if (num_media_type > bd) {
256 val = media_type[bd];
257 atl1e_validate_option(&val, &opt, pdev);
258 adapter->hw.media_type = (u16) val;
259 } else
260 adapter->hw.media_type = (u16)(opt.def);
261
262 }
263}
264