2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
5 * See LICENSE.qlcnic for copyright and licensing details.
9 #include "qlcnic_hdr.h"
11 #include <linux/slab.h>
13 #include <linux/bitops.h>
15 #define MASK(n) ((1ULL<<(n))-1)
16 #define OCM_WIN_P3P(addr) (addr & 0xffc0000)
18 #define GET_MEM_OFFS_2M(addr) (addr & MASK(18))
20 #define CRB_BLK(off) ((off >> 20) & 0x3f)
21 #define CRB_SUBBLK(off) ((off >> 16) & 0xf)
22 #define CRB_WINDOW_2M (0x130060)
23 #define CRB_HI(off) ((crb_hub_agt[CRB_BLK(off)] << 20) | ((off) & 0xf0000))
24 #define CRB_INDIRECT_2M (0x1e0000UL)
26 struct qlcnic_ms_reg_ctrl
{
37 static inline u64
readq(void __iomem
*addr
)
39 return readl(addr
) | (((u64
) readl(addr
+ 4)) << 32LL);
44 static inline void writeq(u64 val
, void __iomem
*addr
)
46 writel(((u32
) (val
)), (addr
));
47 writel(((u32
) (val
>> 32)), (addr
+ 4));
51 static struct crb_128M_2M_block_map
52 crb_128M_2M_map
[64] __cacheline_aligned_in_smp
= {
53 {{{0, 0, 0, 0} } }, /* 0: PCI */
54 {{{1, 0x0100000, 0x0102000, 0x120000}, /* 1: PCIE */
55 {1, 0x0110000, 0x0120000, 0x130000},
56 {1, 0x0120000, 0x0122000, 0x124000},
57 {1, 0x0130000, 0x0132000, 0x126000},
58 {1, 0x0140000, 0x0142000, 0x128000},
59 {1, 0x0150000, 0x0152000, 0x12a000},
60 {1, 0x0160000, 0x0170000, 0x110000},
61 {1, 0x0170000, 0x0172000, 0x12e000},
62 {0, 0x0000000, 0x0000000, 0x000000},
63 {0, 0x0000000, 0x0000000, 0x000000},
64 {0, 0x0000000, 0x0000000, 0x000000},
65 {0, 0x0000000, 0x0000000, 0x000000},
66 {0, 0x0000000, 0x0000000, 0x000000},
67 {0, 0x0000000, 0x0000000, 0x000000},
68 {1, 0x01e0000, 0x01e0800, 0x122000},
69 {0, 0x0000000, 0x0000000, 0x000000} } },
70 {{{1, 0x0200000, 0x0210000, 0x180000} } },/* 2: MN */
71 {{{0, 0, 0, 0} } }, /* 3: */
72 {{{1, 0x0400000, 0x0401000, 0x169000} } },/* 4: P2NR1 */
73 {{{1, 0x0500000, 0x0510000, 0x140000} } },/* 5: SRE */
74 {{{1, 0x0600000, 0x0610000, 0x1c0000} } },/* 6: NIU */
75 {{{1, 0x0700000, 0x0704000, 0x1b8000} } },/* 7: QM */
76 {{{1, 0x0800000, 0x0802000, 0x170000}, /* 8: SQM0 */
77 {0, 0x0000000, 0x0000000, 0x000000},
78 {0, 0x0000000, 0x0000000, 0x000000},
79 {0, 0x0000000, 0x0000000, 0x000000},
80 {0, 0x0000000, 0x0000000, 0x000000},
81 {0, 0x0000000, 0x0000000, 0x000000},
82 {0, 0x0000000, 0x0000000, 0x000000},
83 {0, 0x0000000, 0x0000000, 0x000000},
84 {0, 0x0000000, 0x0000000, 0x000000},
85 {0, 0x0000000, 0x0000000, 0x000000},
86 {0, 0x0000000, 0x0000000, 0x000000},
87 {0, 0x0000000, 0x0000000, 0x000000},
88 {0, 0x0000000, 0x0000000, 0x000000},
89 {0, 0x0000000, 0x0000000, 0x000000},
90 {0, 0x0000000, 0x0000000, 0x000000},
91 {1, 0x08f0000, 0x08f2000, 0x172000} } },
92 {{{1, 0x0900000, 0x0902000, 0x174000}, /* 9: SQM1*/
93 {0, 0x0000000, 0x0000000, 0x000000},
94 {0, 0x0000000, 0x0000000, 0x000000},
95 {0, 0x0000000, 0x0000000, 0x000000},
96 {0, 0x0000000, 0x0000000, 0x000000},
97 {0, 0x0000000, 0x0000000, 0x000000},
98 {0, 0x0000000, 0x0000000, 0x000000},
99 {0, 0x0000000, 0x0000000, 0x000000},
100 {0, 0x0000000, 0x0000000, 0x000000},
101 {0, 0x0000000, 0x0000000, 0x000000},
102 {0, 0x0000000, 0x0000000, 0x000000},
103 {0, 0x0000000, 0x0000000, 0x000000},
104 {0, 0x0000000, 0x0000000, 0x000000},
105 {0, 0x0000000, 0x0000000, 0x000000},
106 {0, 0x0000000, 0x0000000, 0x000000},
107 {1, 0x09f0000, 0x09f2000, 0x176000} } },
108 {{{0, 0x0a00000, 0x0a02000, 0x178000}, /* 10: SQM2*/
109 {0, 0x0000000, 0x0000000, 0x000000},
110 {0, 0x0000000, 0x0000000, 0x000000},
111 {0, 0x0000000, 0x0000000, 0x000000},
112 {0, 0x0000000, 0x0000000, 0x000000},
113 {0, 0x0000000, 0x0000000, 0x000000},
114 {0, 0x0000000, 0x0000000, 0x000000},
115 {0, 0x0000000, 0x0000000, 0x000000},
116 {0, 0x0000000, 0x0000000, 0x000000},
117 {0, 0x0000000, 0x0000000, 0x000000},
118 {0, 0x0000000, 0x0000000, 0x000000},
119 {0, 0x0000000, 0x0000000, 0x000000},
120 {0, 0x0000000, 0x0000000, 0x000000},
121 {0, 0x0000000, 0x0000000, 0x000000},
122 {0, 0x0000000, 0x0000000, 0x000000},
123 {1, 0x0af0000, 0x0af2000, 0x17a000} } },
124 {{{0, 0x0b00000, 0x0b02000, 0x17c000}, /* 11: SQM3*/
125 {0, 0x0000000, 0x0000000, 0x000000},
126 {0, 0x0000000, 0x0000000, 0x000000},
127 {0, 0x0000000, 0x0000000, 0x000000},
128 {0, 0x0000000, 0x0000000, 0x000000},
129 {0, 0x0000000, 0x0000000, 0x000000},
130 {0, 0x0000000, 0x0000000, 0x000000},
131 {0, 0x0000000, 0x0000000, 0x000000},
132 {0, 0x0000000, 0x0000000, 0x000000},
133 {0, 0x0000000, 0x0000000, 0x000000},
134 {0, 0x0000000, 0x0000000, 0x000000},
135 {0, 0x0000000, 0x0000000, 0x000000},
136 {0, 0x0000000, 0x0000000, 0x000000},
137 {0, 0x0000000, 0x0000000, 0x000000},
138 {0, 0x0000000, 0x0000000, 0x000000},
139 {1, 0x0bf0000, 0x0bf2000, 0x17e000} } },
140 {{{1, 0x0c00000, 0x0c04000, 0x1d4000} } },/* 12: I2Q */
141 {{{1, 0x0d00000, 0x0d04000, 0x1a4000} } },/* 13: TMR */
142 {{{1, 0x0e00000, 0x0e04000, 0x1a0000} } },/* 14: ROMUSB */
143 {{{1, 0x0f00000, 0x0f01000, 0x164000} } },/* 15: PEG4 */
144 {{{0, 0x1000000, 0x1004000, 0x1a8000} } },/* 16: XDMA */
145 {{{1, 0x1100000, 0x1101000, 0x160000} } },/* 17: PEG0 */
146 {{{1, 0x1200000, 0x1201000, 0x161000} } },/* 18: PEG1 */
147 {{{1, 0x1300000, 0x1301000, 0x162000} } },/* 19: PEG2 */
148 {{{1, 0x1400000, 0x1401000, 0x163000} } },/* 20: PEG3 */
149 {{{1, 0x1500000, 0x1501000, 0x165000} } },/* 21: P2ND */
150 {{{1, 0x1600000, 0x1601000, 0x166000} } },/* 22: P2NI */
151 {{{0, 0, 0, 0} } }, /* 23: */
152 {{{0, 0, 0, 0} } }, /* 24: */
153 {{{0, 0, 0, 0} } }, /* 25: */
154 {{{0, 0, 0, 0} } }, /* 26: */
155 {{{0, 0, 0, 0} } }, /* 27: */
156 {{{0, 0, 0, 0} } }, /* 28: */
157 {{{1, 0x1d00000, 0x1d10000, 0x190000} } },/* 29: MS */
158 {{{1, 0x1e00000, 0x1e01000, 0x16a000} } },/* 30: P2NR2 */
159 {{{1, 0x1f00000, 0x1f10000, 0x150000} } },/* 31: EPG */
160 {{{0} } }, /* 32: PCI */
161 {{{1, 0x2100000, 0x2102000, 0x120000}, /* 33: PCIE */
162 {1, 0x2110000, 0x2120000, 0x130000},
163 {1, 0x2120000, 0x2122000, 0x124000},
164 {1, 0x2130000, 0x2132000, 0x126000},
165 {1, 0x2140000, 0x2142000, 0x128000},
166 {1, 0x2150000, 0x2152000, 0x12a000},
167 {1, 0x2160000, 0x2170000, 0x110000},
168 {1, 0x2170000, 0x2172000, 0x12e000},
169 {0, 0x0000000, 0x0000000, 0x000000},
170 {0, 0x0000000, 0x0000000, 0x000000},
171 {0, 0x0000000, 0x0000000, 0x000000},
172 {0, 0x0000000, 0x0000000, 0x000000},
173 {0, 0x0000000, 0x0000000, 0x000000},
174 {0, 0x0000000, 0x0000000, 0x000000},
175 {0, 0x0000000, 0x0000000, 0x000000},
176 {0, 0x0000000, 0x0000000, 0x000000} } },
177 {{{1, 0x2200000, 0x2204000, 0x1b0000} } },/* 34: CAM */
183 {{{1, 0x2800000, 0x2804000, 0x1a4000} } },/* 40: TMR */
184 {{{1, 0x2900000, 0x2901000, 0x16b000} } },/* 41: P2NR3 */
185 {{{1, 0x2a00000, 0x2a00400, 0x1ac400} } },/* 42: RPMX1 */
186 {{{1, 0x2b00000, 0x2b00400, 0x1ac800} } },/* 43: RPMX2 */
187 {{{1, 0x2c00000, 0x2c00400, 0x1acc00} } },/* 44: RPMX3 */
188 {{{1, 0x2d00000, 0x2d00400, 0x1ad000} } },/* 45: RPMX4 */
189 {{{1, 0x2e00000, 0x2e00400, 0x1ad400} } },/* 46: RPMX5 */
190 {{{1, 0x2f00000, 0x2f00400, 0x1ad800} } },/* 47: RPMX6 */
191 {{{1, 0x3000000, 0x3000400, 0x1adc00} } },/* 48: RPMX7 */
192 {{{0, 0x3100000, 0x3104000, 0x1a8000} } },/* 49: XDMA */
193 {{{1, 0x3200000, 0x3204000, 0x1d4000} } },/* 50: I2Q */
194 {{{1, 0x3300000, 0x3304000, 0x1a0000} } },/* 51: ROMUSB */
196 {{{1, 0x3500000, 0x3500400, 0x1ac000} } },/* 53: RPMX0 */
197 {{{1, 0x3600000, 0x3600400, 0x1ae000} } },/* 54: RPMX8 */
198 {{{1, 0x3700000, 0x3700400, 0x1ae400} } },/* 55: RPMX9 */
199 {{{1, 0x3800000, 0x3804000, 0x1d0000} } },/* 56: OCM0 */
200 {{{1, 0x3900000, 0x3904000, 0x1b4000} } },/* 57: CRYPTO */
201 {{{1, 0x3a00000, 0x3a04000, 0x1d8000} } },/* 58: SMB */
202 {{{0} } }, /* 59: I2C0 */
203 {{{0} } }, /* 60: I2C1 */
204 {{{1, 0x3d00000, 0x3d04000, 0x1d8000} } },/* 61: LPC */
205 {{{1, 0x3e00000, 0x3e01000, 0x167000} } },/* 62: P2NC */
206 {{{1, 0x3f00000, 0x3f01000, 0x168000} } } /* 63: P2NR0 */
210 * top 12 bits of crb internal address (hub, agent)
212 static const unsigned crb_hub_agt
[64] = {
214 QLCNIC_HW_CRB_HUB_AGT_ADR_PS
,
215 QLCNIC_HW_CRB_HUB_AGT_ADR_MN
,
216 QLCNIC_HW_CRB_HUB_AGT_ADR_MS
,
218 QLCNIC_HW_CRB_HUB_AGT_ADR_SRE
,
219 QLCNIC_HW_CRB_HUB_AGT_ADR_NIU
,
220 QLCNIC_HW_CRB_HUB_AGT_ADR_QMN
,
221 QLCNIC_HW_CRB_HUB_AGT_ADR_SQN0
,
222 QLCNIC_HW_CRB_HUB_AGT_ADR_SQN1
,
223 QLCNIC_HW_CRB_HUB_AGT_ADR_SQN2
,
224 QLCNIC_HW_CRB_HUB_AGT_ADR_SQN3
,
225 QLCNIC_HW_CRB_HUB_AGT_ADR_I2Q
,
226 QLCNIC_HW_CRB_HUB_AGT_ADR_TIMR
,
227 QLCNIC_HW_CRB_HUB_AGT_ADR_ROMUSB
,
228 QLCNIC_HW_CRB_HUB_AGT_ADR_PGN4
,
229 QLCNIC_HW_CRB_HUB_AGT_ADR_XDMA
,
230 QLCNIC_HW_CRB_HUB_AGT_ADR_PGN0
,
231 QLCNIC_HW_CRB_HUB_AGT_ADR_PGN1
,
232 QLCNIC_HW_CRB_HUB_AGT_ADR_PGN2
,
233 QLCNIC_HW_CRB_HUB_AGT_ADR_PGN3
,
234 QLCNIC_HW_CRB_HUB_AGT_ADR_PGND
,
235 QLCNIC_HW_CRB_HUB_AGT_ADR_PGNI
,
236 QLCNIC_HW_CRB_HUB_AGT_ADR_PGS0
,
237 QLCNIC_HW_CRB_HUB_AGT_ADR_PGS1
,
238 QLCNIC_HW_CRB_HUB_AGT_ADR_PGS2
,
239 QLCNIC_HW_CRB_HUB_AGT_ADR_PGS3
,
241 QLCNIC_HW_CRB_HUB_AGT_ADR_PGSI
,
242 QLCNIC_HW_CRB_HUB_AGT_ADR_SN
,
244 QLCNIC_HW_CRB_HUB_AGT_ADR_EG
,
246 QLCNIC_HW_CRB_HUB_AGT_ADR_PS
,
247 QLCNIC_HW_CRB_HUB_AGT_ADR_CAM
,
253 QLCNIC_HW_CRB_HUB_AGT_ADR_TIMR
,
255 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX1
,
256 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX2
,
257 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX3
,
258 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX4
,
259 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX5
,
260 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX6
,
261 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX7
,
262 QLCNIC_HW_CRB_HUB_AGT_ADR_XDMA
,
263 QLCNIC_HW_CRB_HUB_AGT_ADR_I2Q
,
264 QLCNIC_HW_CRB_HUB_AGT_ADR_ROMUSB
,
266 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX0
,
267 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX8
,
268 QLCNIC_HW_CRB_HUB_AGT_ADR_RPMX9
,
269 QLCNIC_HW_CRB_HUB_AGT_ADR_OCM0
,
271 QLCNIC_HW_CRB_HUB_AGT_ADR_SMB
,
272 QLCNIC_HW_CRB_HUB_AGT_ADR_I2C0
,
273 QLCNIC_HW_CRB_HUB_AGT_ADR_I2C1
,
275 QLCNIC_HW_CRB_HUB_AGT_ADR_PGNC
,
279 static const u32 msi_tgt_status
[8] = {
280 ISR_INT_TARGET_STATUS
, ISR_INT_TARGET_STATUS_F1
,
281 ISR_INT_TARGET_STATUS_F2
, ISR_INT_TARGET_STATUS_F3
,
282 ISR_INT_TARGET_STATUS_F4
, ISR_INT_TARGET_STATUS_F5
,
283 ISR_INT_TARGET_STATUS_F6
, ISR_INT_TARGET_STATUS_F7
286 /* PCI Windowing for DDR regions. */
288 #define QLCNIC_PCIE_SEM_TIMEOUT 10000
290 static void qlcnic_read_window_reg(u32 addr
, void __iomem
*bar0
, u32
*data
)
295 dest
= addr
& 0xFFFF0000;
296 val
= bar0
+ QLCNIC_FW_DUMP_REG1
;
299 val
= bar0
+ QLCNIC_FW_DUMP_REG2
+ LSW(addr
);
303 static void qlcnic_write_window_reg(u32 addr
, void __iomem
*bar0
, u32 data
)
308 dest
= addr
& 0xFFFF0000;
309 val
= bar0
+ QLCNIC_FW_DUMP_REG1
;
312 val
= bar0
+ QLCNIC_FW_DUMP_REG2
+ LSW(addr
);
318 qlcnic_pcie_sem_lock(struct qlcnic_adapter
*adapter
, int sem
, u32 id_reg
)
325 done
= QLCRD32(adapter
, QLCNIC_PCIE_REG(PCIE_SEM_LOCK(sem
)),
329 if (++timeout
>= QLCNIC_PCIE_SEM_TIMEOUT
) {
330 dev_err(&adapter
->pdev
->dev
,
331 "Failed to acquire sem=%d lock; holdby=%d\n",
333 id_reg
? QLCRD32(adapter
, id_reg
, &err
) : -1);
340 QLCWR32(adapter
, id_reg
, adapter
->portnum
);
346 qlcnic_pcie_sem_unlock(struct qlcnic_adapter
*adapter
, int sem
)
350 QLCRD32(adapter
, QLCNIC_PCIE_REG(PCIE_SEM_UNLOCK(sem
)), &err
);
353 int qlcnic_ind_rd(struct qlcnic_adapter
*adapter
, u32 addr
)
358 if (qlcnic_82xx_check(adapter
))
359 qlcnic_read_window_reg(addr
, adapter
->ahw
->pci_base0
, &data
);
361 data
= QLCRD32(adapter
, addr
, &err
);
368 void qlcnic_ind_wr(struct qlcnic_adapter
*adapter
, u32 addr
, u32 data
)
370 if (qlcnic_82xx_check(adapter
))
371 qlcnic_write_window_reg(addr
, adapter
->ahw
->pci_base0
, data
);
373 qlcnic_83xx_wrt_reg_indirect(adapter
, addr
, data
);
377 qlcnic_send_cmd_descs(struct qlcnic_adapter
*adapter
,
378 struct cmd_desc_type0
*cmd_desc_arr
, int nr_desc
)
381 struct qlcnic_cmd_buffer
*pbuf
;
382 struct cmd_desc_type0
*cmd_desc
;
383 struct qlcnic_host_tx_ring
*tx_ring
;
387 if (!test_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
))
390 tx_ring
= adapter
->tx_ring
;
391 __netif_tx_lock_bh(tx_ring
->txq
);
393 producer
= tx_ring
->producer
;
395 if (nr_desc
>= qlcnic_tx_avail(tx_ring
)) {
396 netif_tx_stop_queue(tx_ring
->txq
);
398 if (qlcnic_tx_avail(tx_ring
) > nr_desc
) {
399 if (qlcnic_tx_avail(tx_ring
) > TX_STOP_THRESH
)
400 netif_tx_wake_queue(tx_ring
->txq
);
402 adapter
->stats
.xmit_off
++;
403 __netif_tx_unlock_bh(tx_ring
->txq
);
409 cmd_desc
= &cmd_desc_arr
[i
];
411 pbuf
= &tx_ring
->cmd_buf_arr
[producer
];
413 pbuf
->frag_count
= 0;
415 memcpy(&tx_ring
->desc_head
[producer
],
416 cmd_desc
, sizeof(struct cmd_desc_type0
));
418 producer
= get_next_index(producer
, tx_ring
->num_desc
);
421 } while (i
!= nr_desc
);
423 tx_ring
->producer
= producer
;
425 qlcnic_update_cmd_producer(tx_ring
);
427 __netif_tx_unlock_bh(tx_ring
->txq
);
432 int qlcnic_82xx_sre_macaddr_change(struct qlcnic_adapter
*adapter
, u8
*addr
,
435 struct qlcnic_nic_req req
;
436 struct qlcnic_mac_req
*mac_req
;
437 struct qlcnic_vlan_req
*vlan_req
;
440 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
441 req
.qhdr
= cpu_to_le64(QLCNIC_REQUEST
<< 23);
443 word
= QLCNIC_MAC_EVENT
| ((u64
)adapter
->portnum
<< 16);
444 req
.req_hdr
= cpu_to_le64(word
);
446 mac_req
= (struct qlcnic_mac_req
*)&req
.words
[0];
448 memcpy(mac_req
->mac_addr
, addr
, 6);
450 vlan_req
= (struct qlcnic_vlan_req
*)&req
.words
[1];
451 vlan_req
->vlan_id
= cpu_to_le16(vlan_id
);
453 return qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
456 int qlcnic_nic_del_mac(struct qlcnic_adapter
*adapter
, const u8
*addr
)
458 struct list_head
*head
;
459 struct qlcnic_mac_list_s
*cur
;
462 /* Delete MAC from the existing list */
463 list_for_each(head
, &adapter
->mac_list
) {
464 cur
= list_entry(head
, struct qlcnic_mac_list_s
, list
);
465 if (memcmp(addr
, cur
->mac_addr
, ETH_ALEN
) == 0) {
466 err
= qlcnic_sre_macaddr_change(adapter
, cur
->mac_addr
,
470 list_del(&cur
->list
);
478 int qlcnic_nic_add_mac(struct qlcnic_adapter
*adapter
, const u8
*addr
, u16 vlan
)
480 struct list_head
*head
;
481 struct qlcnic_mac_list_s
*cur
;
483 /* look up if already exists */
484 list_for_each(head
, &adapter
->mac_list
) {
485 cur
= list_entry(head
, struct qlcnic_mac_list_s
, list
);
486 if (memcmp(addr
, cur
->mac_addr
, ETH_ALEN
) == 0)
490 cur
= kzalloc(sizeof(struct qlcnic_mac_list_s
), GFP_ATOMIC
);
494 memcpy(cur
->mac_addr
, addr
, ETH_ALEN
);
496 if (qlcnic_sre_macaddr_change(adapter
,
497 cur
->mac_addr
, vlan
, QLCNIC_MAC_ADD
)) {
502 list_add_tail(&cur
->list
, &adapter
->mac_list
);
506 void __qlcnic_set_multi(struct net_device
*netdev
, u16 vlan
)
508 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
509 struct qlcnic_hardware_context
*ahw
= adapter
->ahw
;
510 struct netdev_hw_addr
*ha
;
511 static const u8 bcast_addr
[ETH_ALEN
] = {
512 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
514 u32 mode
= VPORT_MISS_MODE_DROP
;
516 if (!test_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
))
519 if (!qlcnic_sriov_vf_check(adapter
))
520 qlcnic_nic_add_mac(adapter
, adapter
->mac_addr
, vlan
);
521 qlcnic_nic_add_mac(adapter
, bcast_addr
, vlan
);
523 if (netdev
->flags
& IFF_PROMISC
) {
524 if (!(adapter
->flags
& QLCNIC_PROMISC_DISABLED
))
525 mode
= VPORT_MISS_MODE_ACCEPT_ALL
;
526 } else if ((netdev
->flags
& IFF_ALLMULTI
) ||
527 (netdev_mc_count(netdev
) > ahw
->max_mc_count
)) {
528 mode
= VPORT_MISS_MODE_ACCEPT_MULTI
;
529 } else if (!netdev_mc_empty(netdev
) &&
530 !qlcnic_sriov_vf_check(adapter
)) {
531 netdev_for_each_mc_addr(ha
, netdev
)
532 qlcnic_nic_add_mac(adapter
, ha
->addr
, vlan
);
535 if (qlcnic_sriov_vf_check(adapter
))
536 qlcnic_vf_add_mc_list(netdev
, vlan
);
538 /* configure unicast MAC address, if there is not sufficient space
539 * to store all the unicast addresses then enable promiscuous mode
541 if (netdev_uc_count(netdev
) > ahw
->max_uc_count
) {
542 mode
= VPORT_MISS_MODE_ACCEPT_ALL
;
543 } else if (!netdev_uc_empty(netdev
)) {
544 netdev_for_each_uc_addr(ha
, netdev
)
545 qlcnic_nic_add_mac(adapter
, ha
->addr
, vlan
);
548 if (!qlcnic_sriov_vf_check(adapter
)) {
549 if (mode
== VPORT_MISS_MODE_ACCEPT_ALL
&&
550 !adapter
->fdb_mac_learn
) {
551 qlcnic_alloc_lb_filters_mem(adapter
);
552 adapter
->drv_mac_learn
= true;
554 adapter
->drv_mac_learn
= false;
558 qlcnic_nic_set_promisc(adapter
, mode
);
561 void qlcnic_set_multi(struct net_device
*netdev
)
563 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
564 struct netdev_hw_addr
*ha
;
565 struct qlcnic_mac_list_s
*cur
;
567 if (!test_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
))
569 if (qlcnic_sriov_vf_check(adapter
)) {
570 if (!netdev_mc_empty(netdev
)) {
571 netdev_for_each_mc_addr(ha
, netdev
) {
572 cur
= kzalloc(sizeof(struct qlcnic_mac_list_s
),
576 memcpy(cur
->mac_addr
,
578 list_add_tail(&cur
->list
, &adapter
->vf_mc_list
);
581 qlcnic_sriov_vf_schedule_multi(adapter
->netdev
);
584 __qlcnic_set_multi(netdev
, 0);
587 int qlcnic_82xx_nic_set_promisc(struct qlcnic_adapter
*adapter
, u32 mode
)
589 struct qlcnic_nic_req req
;
592 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
594 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
596 word
= QLCNIC_H2C_OPCODE_SET_MAC_RECEIVE_MODE
|
597 ((u64
)adapter
->portnum
<< 16);
598 req
.req_hdr
= cpu_to_le64(word
);
600 req
.words
[0] = cpu_to_le64(mode
);
602 return qlcnic_send_cmd_descs(adapter
,
603 (struct cmd_desc_type0
*)&req
, 1);
606 void qlcnic_82xx_free_mac_list(struct qlcnic_adapter
*adapter
)
608 struct qlcnic_mac_list_s
*cur
;
609 struct list_head
*head
= &adapter
->mac_list
;
611 while (!list_empty(head
)) {
612 cur
= list_entry(head
->next
, struct qlcnic_mac_list_s
, list
);
613 qlcnic_sre_macaddr_change(adapter
,
614 cur
->mac_addr
, 0, QLCNIC_MAC_DEL
);
615 list_del(&cur
->list
);
620 void qlcnic_prune_lb_filters(struct qlcnic_adapter
*adapter
)
622 struct qlcnic_filter
*tmp_fil
;
623 struct hlist_node
*n
;
624 struct hlist_head
*head
;
629 for (i
= 0; i
< adapter
->fhash
.fbucket_size
; i
++) {
630 head
= &(adapter
->fhash
.fhead
[i
]);
631 hlist_for_each_entry_safe(tmp_fil
, n
, head
, fnode
) {
632 cmd
= tmp_fil
->vlan_id
? QLCNIC_MAC_VLAN_DEL
:
634 time
= tmp_fil
->ftime
;
635 if (jiffies
> (QLCNIC_FILTER_AGE
* HZ
+ time
)) {
636 qlcnic_sre_macaddr_change(adapter
,
640 spin_lock_bh(&adapter
->mac_learn_lock
);
641 adapter
->fhash
.fnum
--;
642 hlist_del(&tmp_fil
->fnode
);
643 spin_unlock_bh(&adapter
->mac_learn_lock
);
648 for (i
= 0; i
< adapter
->rx_fhash
.fbucket_size
; i
++) {
649 head
= &(adapter
->rx_fhash
.fhead
[i
]);
651 hlist_for_each_entry_safe(tmp_fil
, n
, head
, fnode
)
653 time
= tmp_fil
->ftime
;
654 if (jiffies
> (QLCNIC_FILTER_AGE
* HZ
+ time
)) {
655 spin_lock_bh(&adapter
->rx_mac_learn_lock
);
656 adapter
->rx_fhash
.fnum
--;
657 hlist_del(&tmp_fil
->fnode
);
658 spin_unlock_bh(&adapter
->rx_mac_learn_lock
);
665 void qlcnic_delete_lb_filters(struct qlcnic_adapter
*adapter
)
667 struct qlcnic_filter
*tmp_fil
;
668 struct hlist_node
*n
;
669 struct hlist_head
*head
;
673 for (i
= 0; i
< adapter
->fhash
.fbucket_size
; i
++) {
674 head
= &(adapter
->fhash
.fhead
[i
]);
675 hlist_for_each_entry_safe(tmp_fil
, n
, head
, fnode
) {
676 cmd
= tmp_fil
->vlan_id
? QLCNIC_MAC_VLAN_DEL
:
678 qlcnic_sre_macaddr_change(adapter
,
682 spin_lock_bh(&adapter
->mac_learn_lock
);
683 adapter
->fhash
.fnum
--;
684 hlist_del(&tmp_fil
->fnode
);
685 spin_unlock_bh(&adapter
->mac_learn_lock
);
691 static int qlcnic_set_fw_loopback(struct qlcnic_adapter
*adapter
, u8 flag
)
693 struct qlcnic_nic_req req
;
696 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
698 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
699 req
.req_hdr
= cpu_to_le64(QLCNIC_H2C_OPCODE_CONFIG_LOOPBACK
|
700 ((u64
) adapter
->portnum
<< 16) | ((u64
) 0x1 << 32));
702 req
.words
[0] = cpu_to_le64(flag
);
704 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
706 dev_err(&adapter
->pdev
->dev
, "%sting loopback mode failed\n",
707 flag
? "Set" : "Reset");
711 int qlcnic_82xx_set_lb_mode(struct qlcnic_adapter
*adapter
, u8 mode
)
713 if (qlcnic_set_fw_loopback(adapter
, mode
))
716 if (qlcnic_nic_set_promisc(adapter
,
717 VPORT_MISS_MODE_ACCEPT_ALL
)) {
718 qlcnic_set_fw_loopback(adapter
, 0);
726 int qlcnic_82xx_clear_lb_mode(struct qlcnic_adapter
*adapter
, u8 mode
)
728 struct net_device
*netdev
= adapter
->netdev
;
730 mode
= VPORT_MISS_MODE_DROP
;
731 qlcnic_set_fw_loopback(adapter
, 0);
733 if (netdev
->flags
& IFF_PROMISC
)
734 mode
= VPORT_MISS_MODE_ACCEPT_ALL
;
735 else if (netdev
->flags
& IFF_ALLMULTI
)
736 mode
= VPORT_MISS_MODE_ACCEPT_MULTI
;
738 qlcnic_nic_set_promisc(adapter
, mode
);
744 * Send the interrupt coalescing parameter set by ethtool to the card.
746 void qlcnic_82xx_config_intr_coalesce(struct qlcnic_adapter
*adapter
)
748 struct qlcnic_nic_req req
;
751 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
753 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
755 req
.req_hdr
= cpu_to_le64(QLCNIC_CONFIG_INTR_COALESCE
|
756 ((u64
) adapter
->portnum
<< 16));
758 req
.words
[0] = cpu_to_le64(((u64
) adapter
->ahw
->coal
.flag
) << 32);
759 req
.words
[2] = cpu_to_le64(adapter
->ahw
->coal
.rx_packets
|
760 ((u64
) adapter
->ahw
->coal
.rx_time_us
) << 16);
761 req
.words
[5] = cpu_to_le64(adapter
->ahw
->coal
.timer_out
|
762 ((u64
) adapter
->ahw
->coal
.type
) << 32 |
763 ((u64
) adapter
->ahw
->coal
.sts_ring_mask
) << 40);
764 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
766 dev_err(&adapter
->netdev
->dev
,
767 "Could not send interrupt coalescing parameters\n");
770 #define QLCNIC_ENABLE_IPV4_LRO 1
771 #define QLCNIC_ENABLE_IPV6_LRO 2
772 #define QLCNIC_NO_DEST_IPV4_CHECK (1 << 8)
773 #define QLCNIC_NO_DEST_IPV6_CHECK (2 << 8)
775 int qlcnic_82xx_config_hw_lro(struct qlcnic_adapter
*adapter
, int enable
)
777 struct qlcnic_nic_req req
;
781 if (!test_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
))
784 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
786 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
788 word
= QLCNIC_H2C_OPCODE_CONFIG_HW_LRO
| ((u64
)adapter
->portnum
<< 16);
789 req
.req_hdr
= cpu_to_le64(word
);
793 word
= QLCNIC_ENABLE_IPV4_LRO
| QLCNIC_NO_DEST_IPV4_CHECK
;
794 if (adapter
->ahw
->extra_capability
[0] &
795 QLCNIC_FW_CAP2_HW_LRO_IPV6
)
796 word
|= QLCNIC_ENABLE_IPV6_LRO
|
797 QLCNIC_NO_DEST_IPV6_CHECK
;
800 req
.words
[0] = cpu_to_le64(word
);
802 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
804 dev_err(&adapter
->netdev
->dev
,
805 "Could not send configure hw lro request\n");
810 int qlcnic_config_bridged_mode(struct qlcnic_adapter
*adapter
, u32 enable
)
812 struct qlcnic_nic_req req
;
816 if (!!(adapter
->flags
& QLCNIC_BRIDGE_ENABLED
) == enable
)
819 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
821 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
823 word
= QLCNIC_H2C_OPCODE_CONFIG_BRIDGING
|
824 ((u64
)adapter
->portnum
<< 16);
825 req
.req_hdr
= cpu_to_le64(word
);
827 req
.words
[0] = cpu_to_le64(enable
);
829 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
831 dev_err(&adapter
->netdev
->dev
,
832 "Could not send configure bridge mode request\n");
834 adapter
->flags
^= QLCNIC_BRIDGE_ENABLED
;
840 #define QLCNIC_RSS_HASHTYPE_IP_TCP 0x3
841 #define QLCNIC_ENABLE_TYPE_C_RSS BIT_10
842 #define QLCNIC_RSS_FEATURE_FLAG (1ULL << 63)
843 #define QLCNIC_RSS_IND_TABLE_MASK 0x7ULL
845 int qlcnic_82xx_config_rss(struct qlcnic_adapter
*adapter
, int enable
)
847 struct qlcnic_nic_req req
;
851 static const u64 key
[] = {
852 0xbeac01fa6a42b73bULL
, 0x8030f20c77cb2da3ULL
,
853 0xae7b30b4d0ca2bcbULL
, 0x43a38fb04167253dULL
,
854 0x255b0ec26d5a56daULL
857 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
858 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
860 word
= QLCNIC_H2C_OPCODE_CONFIG_RSS
| ((u64
)adapter
->portnum
<< 16);
861 req
.req_hdr
= cpu_to_le64(word
);
865 * bits 3-0: hash_method
866 * 5-4: hash_type_ipv4
867 * 7-6: hash_type_ipv6
869 * 9: use indirection table
873 * 62-48: indirection table mask
876 word
= ((u64
)(QLCNIC_RSS_HASHTYPE_IP_TCP
& 0x3) << 4) |
877 ((u64
)(QLCNIC_RSS_HASHTYPE_IP_TCP
& 0x3) << 6) |
878 ((u64
)(enable
& 0x1) << 8) |
879 ((u64
)QLCNIC_RSS_IND_TABLE_MASK
<< 48) |
880 (u64
)QLCNIC_ENABLE_TYPE_C_RSS
|
881 (u64
)QLCNIC_RSS_FEATURE_FLAG
;
883 req
.words
[0] = cpu_to_le64(word
);
884 for (i
= 0; i
< 5; i
++)
885 req
.words
[i
+1] = cpu_to_le64(key
[i
]);
887 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
889 dev_err(&adapter
->netdev
->dev
, "could not configure RSS\n");
894 void qlcnic_82xx_config_ipaddr(struct qlcnic_adapter
*adapter
,
897 struct qlcnic_nic_req req
;
898 struct qlcnic_ipaddr
*ipa
;
902 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
903 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
905 word
= QLCNIC_H2C_OPCODE_CONFIG_IPADDR
| ((u64
)adapter
->portnum
<< 16);
906 req
.req_hdr
= cpu_to_le64(word
);
908 req
.words
[0] = cpu_to_le64(cmd
);
909 ipa
= (struct qlcnic_ipaddr
*)&req
.words
[1];
912 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
914 dev_err(&adapter
->netdev
->dev
,
915 "could not notify %s IP 0x%x reuqest\n",
916 (cmd
== QLCNIC_IP_UP
) ? "Add" : "Remove", ip
);
919 int qlcnic_82xx_linkevent_request(struct qlcnic_adapter
*adapter
, int enable
)
921 struct qlcnic_nic_req req
;
924 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
925 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
927 word
= QLCNIC_H2C_OPCODE_GET_LINKEVENT
| ((u64
)adapter
->portnum
<< 16);
928 req
.req_hdr
= cpu_to_le64(word
);
929 req
.words
[0] = cpu_to_le64(enable
| (enable
<< 8));
930 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
932 dev_err(&adapter
->netdev
->dev
,
933 "could not configure link notification\n");
938 int qlcnic_send_lro_cleanup(struct qlcnic_adapter
*adapter
)
940 struct qlcnic_nic_req req
;
944 if (!test_bit(__QLCNIC_FW_ATTACHED
, &adapter
->state
))
947 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
948 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
950 word
= QLCNIC_H2C_OPCODE_LRO_REQUEST
|
951 ((u64
)adapter
->portnum
<< 16) |
952 ((u64
)QLCNIC_LRO_REQUEST_CLEANUP
<< 56) ;
954 req
.req_hdr
= cpu_to_le64(word
);
956 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
958 dev_err(&adapter
->netdev
->dev
,
959 "could not cleanup lro flows\n");
965 * qlcnic_change_mtu - Change the Maximum Transfer Unit
966 * @returns 0 on success, negative on failure
969 int qlcnic_change_mtu(struct net_device
*netdev
, int mtu
)
971 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
974 if (mtu
< P3P_MIN_MTU
|| mtu
> P3P_MAX_MTU
) {
975 dev_err(&adapter
->netdev
->dev
, "%d bytes < mtu < %d bytes"
976 " not supported\n", P3P_MAX_MTU
, P3P_MIN_MTU
);
980 rc
= qlcnic_fw_cmd_set_mtu(adapter
, mtu
);
988 static netdev_features_t
qlcnic_process_flags(struct qlcnic_adapter
*adapter
,
989 netdev_features_t features
)
991 u32 offload_flags
= adapter
->offload_flags
;
993 if (offload_flags
& BIT_0
) {
994 features
|= NETIF_F_RXCSUM
| NETIF_F_IP_CSUM
|
996 adapter
->rx_csum
= 1;
997 if (QLCNIC_IS_TSO_CAPABLE(adapter
)) {
998 if (!(offload_flags
& BIT_1
))
999 features
&= ~NETIF_F_TSO
;
1001 features
|= NETIF_F_TSO
;
1003 if (!(offload_flags
& BIT_2
))
1004 features
&= ~NETIF_F_TSO6
;
1006 features
|= NETIF_F_TSO6
;
1009 features
&= ~(NETIF_F_RXCSUM
|
1013 if (QLCNIC_IS_TSO_CAPABLE(adapter
))
1014 features
&= ~(NETIF_F_TSO
| NETIF_F_TSO6
);
1015 adapter
->rx_csum
= 0;
1021 netdev_features_t
qlcnic_fix_features(struct net_device
*netdev
,
1022 netdev_features_t features
)
1024 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1025 netdev_features_t changed
;
1027 if (qlcnic_82xx_check(adapter
) &&
1028 (adapter
->flags
& QLCNIC_ESWITCH_ENABLED
)) {
1029 if (adapter
->flags
& QLCNIC_APP_CHANGED_FLAGS
) {
1030 features
= qlcnic_process_flags(adapter
, features
);
1032 changed
= features
^ netdev
->features
;
1033 features
^= changed
& (NETIF_F_RXCSUM
|
1041 if (!(features
& NETIF_F_RXCSUM
))
1042 features
&= ~NETIF_F_LRO
;
1048 int qlcnic_set_features(struct net_device
*netdev
, netdev_features_t features
)
1050 struct qlcnic_adapter
*adapter
= netdev_priv(netdev
);
1051 netdev_features_t changed
= netdev
->features
^ features
;
1052 int hw_lro
= (features
& NETIF_F_LRO
) ? QLCNIC_LRO_ENABLED
: 0;
1054 if (!(changed
& NETIF_F_LRO
))
1057 netdev
->features
^= NETIF_F_LRO
;
1059 if (qlcnic_config_hw_lro(adapter
, hw_lro
))
1062 if (!hw_lro
&& qlcnic_82xx_check(adapter
)) {
1063 if (qlcnic_send_lro_cleanup(adapter
))
1071 * Changes the CRB window to the specified window.
1073 /* Returns < 0 if off is not valid,
1074 * 1 if window access is needed. 'off' is set to offset from
1075 * CRB space in 128M pci map
1076 * 0 if no window access is needed. 'off' is set to 2M addr
1077 * In: 'off' is offset from base in 128M pci map
1079 static int qlcnic_pci_get_crb_addr_2M(struct qlcnic_hardware_context
*ahw
,
1080 ulong off
, void __iomem
**addr
)
1082 const struct crb_128M_2M_sub_block_map
*m
;
1084 if ((off
>= QLCNIC_CRB_MAX
) || (off
< QLCNIC_PCI_CRBSPACE
))
1087 off
-= QLCNIC_PCI_CRBSPACE
;
1092 m
= &crb_128M_2M_map
[CRB_BLK(off
)].sub_block
[CRB_SUBBLK(off
)];
1094 if (m
->valid
&& (m
->start_128M
<= off
) && (m
->end_128M
> off
)) {
1095 *addr
= ahw
->pci_base0
+ m
->start_2M
+
1096 (off
- m
->start_128M
);
1101 * Not in direct map, use crb window
1103 *addr
= ahw
->pci_base0
+ CRB_INDIRECT_2M
+ (off
& MASK(16));
1108 * In: 'off' is offset from CRB space in 128M pci map
1109 * Out: 'off' is 2M pci map addr
1110 * side effect: lock crb window
1113 qlcnic_pci_set_crbwindow_2M(struct qlcnic_adapter
*adapter
, ulong off
)
1116 void __iomem
*addr
= adapter
->ahw
->pci_base0
+ CRB_WINDOW_2M
;
1118 off
-= QLCNIC_PCI_CRBSPACE
;
1120 window
= CRB_HI(off
);
1122 dev_err(&adapter
->pdev
->dev
, "Invalid offset 0x%lx\n", off
);
1126 writel(window
, addr
);
1127 if (readl(addr
) != window
) {
1128 if (printk_ratelimit())
1129 dev_warn(&adapter
->pdev
->dev
,
1130 "failed to set CRB window to %d off 0x%lx\n",
1137 int qlcnic_82xx_hw_write_wx_2M(struct qlcnic_adapter
*adapter
, ulong off
,
1140 unsigned long flags
;
1142 void __iomem
*addr
= NULL
;
1144 rv
= qlcnic_pci_get_crb_addr_2M(adapter
->ahw
, off
, &addr
);
1152 /* indirect access */
1153 write_lock_irqsave(&adapter
->ahw
->crb_lock
, flags
);
1154 crb_win_lock(adapter
);
1155 rv
= qlcnic_pci_set_crbwindow_2M(adapter
, off
);
1158 crb_win_unlock(adapter
);
1159 write_unlock_irqrestore(&adapter
->ahw
->crb_lock
, flags
);
1163 dev_err(&adapter
->pdev
->dev
,
1164 "%s: invalid offset: 0x%016lx\n", __func__
, off
);
1169 int qlcnic_82xx_hw_read_wx_2M(struct qlcnic_adapter
*adapter
, ulong off
,
1172 unsigned long flags
;
1175 void __iomem
*addr
= NULL
;
1177 rv
= qlcnic_pci_get_crb_addr_2M(adapter
->ahw
, off
, &addr
);
1183 /* indirect access */
1184 write_lock_irqsave(&adapter
->ahw
->crb_lock
, flags
);
1185 crb_win_lock(adapter
);
1186 if (!qlcnic_pci_set_crbwindow_2M(adapter
, off
))
1188 crb_win_unlock(adapter
);
1189 write_unlock_irqrestore(&adapter
->ahw
->crb_lock
, flags
);
1193 dev_err(&adapter
->pdev
->dev
,
1194 "%s: invalid offset: 0x%016lx\n", __func__
, off
);
1199 void __iomem
*qlcnic_get_ioaddr(struct qlcnic_hardware_context
*ahw
,
1202 void __iomem
*addr
= NULL
;
1204 WARN_ON(qlcnic_pci_get_crb_addr_2M(ahw
, offset
, &addr
));
1209 static int qlcnic_pci_mem_access_direct(struct qlcnic_adapter
*adapter
,
1210 u32 window
, u64 off
, u64
*data
, int op
)
1215 mutex_lock(&adapter
->ahw
->mem_lock
);
1217 writel(window
, adapter
->ahw
->ocm_win_crb
);
1218 /* read back to flush */
1219 readl(adapter
->ahw
->ocm_win_crb
);
1220 start
= QLCNIC_PCI_OCM0_2M
+ off
;
1222 addr
= adapter
->ahw
->pci_base0
+ start
;
1224 if (op
== 0) /* read */
1225 *data
= readq(addr
);
1227 writeq(*data
, addr
);
1229 /* Set window to 0 */
1230 writel(0, adapter
->ahw
->ocm_win_crb
);
1231 readl(adapter
->ahw
->ocm_win_crb
);
1233 mutex_unlock(&adapter
->ahw
->mem_lock
);
1238 qlcnic_pci_camqm_read_2M(struct qlcnic_adapter
*adapter
, u64 off
, u64
*data
)
1240 void __iomem
*addr
= adapter
->ahw
->pci_base0
+
1241 QLCNIC_PCI_CAMQM_2M_BASE
+ (off
- QLCNIC_PCI_CAMQM
);
1243 mutex_lock(&adapter
->ahw
->mem_lock
);
1244 *data
= readq(addr
);
1245 mutex_unlock(&adapter
->ahw
->mem_lock
);
1249 qlcnic_pci_camqm_write_2M(struct qlcnic_adapter
*adapter
, u64 off
, u64 data
)
1251 void __iomem
*addr
= adapter
->ahw
->pci_base0
+
1252 QLCNIC_PCI_CAMQM_2M_BASE
+ (off
- QLCNIC_PCI_CAMQM
);
1254 mutex_lock(&adapter
->ahw
->mem_lock
);
1256 mutex_unlock(&adapter
->ahw
->mem_lock
);
1261 /* Set MS memory control data for different adapters */
1262 static void qlcnic_set_ms_controls(struct qlcnic_adapter
*adapter
, u64 off
,
1263 struct qlcnic_ms_reg_ctrl
*ms
)
1265 ms
->control
= QLCNIC_MS_CTRL
;
1266 ms
->low
= QLCNIC_MS_ADDR_LO
;
1267 ms
->hi
= QLCNIC_MS_ADDR_HI
;
1269 ms
->wd
[0] = QLCNIC_MS_WRTDATA_LO
;
1270 ms
->rd
[0] = QLCNIC_MS_RDDATA_LO
;
1271 ms
->wd
[1] = QLCNIC_MS_WRTDATA_HI
;
1272 ms
->rd
[1] = QLCNIC_MS_RDDATA_HI
;
1273 ms
->wd
[2] = QLCNIC_MS_WRTDATA_ULO
;
1274 ms
->wd
[3] = QLCNIC_MS_WRTDATA_UHI
;
1275 ms
->rd
[2] = QLCNIC_MS_RDDATA_ULO
;
1276 ms
->rd
[3] = QLCNIC_MS_RDDATA_UHI
;
1278 ms
->wd
[0] = QLCNIC_MS_WRTDATA_ULO
;
1279 ms
->rd
[0] = QLCNIC_MS_RDDATA_ULO
;
1280 ms
->wd
[1] = QLCNIC_MS_WRTDATA_UHI
;
1281 ms
->rd
[1] = QLCNIC_MS_RDDATA_UHI
;
1282 ms
->wd
[2] = QLCNIC_MS_WRTDATA_LO
;
1283 ms
->wd
[3] = QLCNIC_MS_WRTDATA_HI
;
1284 ms
->rd
[2] = QLCNIC_MS_RDDATA_LO
;
1285 ms
->rd
[3] = QLCNIC_MS_RDDATA_HI
;
1288 ms
->ocm_window
= OCM_WIN_P3P(off
);
1289 ms
->off
= GET_MEM_OFFS_2M(off
);
1292 int qlcnic_pci_mem_write_2M(struct qlcnic_adapter
*adapter
, u64 off
, u64 data
)
1296 struct qlcnic_ms_reg_ctrl ms
;
1298 /* Only 64-bit aligned access */
1302 memset(&ms
, 0, sizeof(struct qlcnic_ms_reg_ctrl
));
1303 if (!(ADDR_IN_RANGE(off
, QLCNIC_ADDR_QDR_NET
,
1304 QLCNIC_ADDR_QDR_NET_MAX
) ||
1305 ADDR_IN_RANGE(off
, QLCNIC_ADDR_DDR_NET
,
1306 QLCNIC_ADDR_DDR_NET_MAX
)))
1309 qlcnic_set_ms_controls(adapter
, off
, &ms
);
1311 if (ADDR_IN_RANGE(off
, QLCNIC_ADDR_OCM0
, QLCNIC_ADDR_OCM0_MAX
))
1312 return qlcnic_pci_mem_access_direct(adapter
, ms
.ocm_window
,
1317 mutex_lock(&adapter
->ahw
->mem_lock
);
1319 qlcnic_ind_wr(adapter
, ms
.low
, off8
);
1320 qlcnic_ind_wr(adapter
, ms
.hi
, 0);
1322 qlcnic_ind_wr(adapter
, ms
.control
, TA_CTL_ENABLE
);
1323 qlcnic_ind_wr(adapter
, ms
.control
, QLCNIC_TA_START_ENABLE
);
1325 for (j
= 0; j
< MAX_CTL_CHECK
; j
++) {
1326 temp
= qlcnic_ind_rd(adapter
, ms
.control
);
1327 if ((temp
& TA_CTL_BUSY
) == 0)
1331 if (j
>= MAX_CTL_CHECK
) {
1336 /* This is the modify part of read-modify-write */
1337 qlcnic_ind_wr(adapter
, ms
.wd
[0], qlcnic_ind_rd(adapter
, ms
.rd
[0]));
1338 qlcnic_ind_wr(adapter
, ms
.wd
[1], qlcnic_ind_rd(adapter
, ms
.rd
[1]));
1339 /* This is the write part of read-modify-write */
1340 qlcnic_ind_wr(adapter
, ms
.wd
[2], data
& 0xffffffff);
1341 qlcnic_ind_wr(adapter
, ms
.wd
[3], (data
>> 32) & 0xffffffff);
1343 qlcnic_ind_wr(adapter
, ms
.control
, QLCNIC_TA_WRITE_ENABLE
);
1344 qlcnic_ind_wr(adapter
, ms
.control
, QLCNIC_TA_WRITE_START
);
1346 for (j
= 0; j
< MAX_CTL_CHECK
; j
++) {
1347 temp
= qlcnic_ind_rd(adapter
, ms
.control
);
1348 if ((temp
& TA_CTL_BUSY
) == 0)
1352 if (j
>= MAX_CTL_CHECK
) {
1353 if (printk_ratelimit())
1354 dev_err(&adapter
->pdev
->dev
,
1355 "failed to write through agent\n");
1361 mutex_unlock(&adapter
->ahw
->mem_lock
);
1366 int qlcnic_pci_mem_read_2M(struct qlcnic_adapter
*adapter
, u64 off
, u64
*data
)
1371 struct qlcnic_ms_reg_ctrl ms
;
1373 /* Only 64-bit aligned access */
1376 if (!(ADDR_IN_RANGE(off
, QLCNIC_ADDR_QDR_NET
,
1377 QLCNIC_ADDR_QDR_NET_MAX
) ||
1378 ADDR_IN_RANGE(off
, QLCNIC_ADDR_DDR_NET
,
1379 QLCNIC_ADDR_DDR_NET_MAX
)))
1382 memset(&ms
, 0, sizeof(struct qlcnic_ms_reg_ctrl
));
1383 qlcnic_set_ms_controls(adapter
, off
, &ms
);
1385 if (ADDR_IN_RANGE(off
, QLCNIC_ADDR_OCM0
, QLCNIC_ADDR_OCM0_MAX
))
1386 return qlcnic_pci_mem_access_direct(adapter
, ms
.ocm_window
,
1389 mutex_lock(&adapter
->ahw
->mem_lock
);
1393 qlcnic_ind_wr(adapter
, ms
.low
, off8
);
1394 qlcnic_ind_wr(adapter
, ms
.hi
, 0);
1396 qlcnic_ind_wr(adapter
, ms
.control
, TA_CTL_ENABLE
);
1397 qlcnic_ind_wr(adapter
, ms
.control
, QLCNIC_TA_START_ENABLE
);
1399 for (j
= 0; j
< MAX_CTL_CHECK
; j
++) {
1400 temp
= qlcnic_ind_rd(adapter
, ms
.control
);
1401 if ((temp
& TA_CTL_BUSY
) == 0)
1405 if (j
>= MAX_CTL_CHECK
) {
1406 if (printk_ratelimit())
1407 dev_err(&adapter
->pdev
->dev
,
1408 "failed to read through agent\n");
1412 temp
= qlcnic_ind_rd(adapter
, ms
.rd
[3]);
1413 val
= (u64
)temp
<< 32;
1414 val
|= qlcnic_ind_rd(adapter
, ms
.rd
[2]);
1419 mutex_unlock(&adapter
->ahw
->mem_lock
);
1424 int qlcnic_82xx_get_board_info(struct qlcnic_adapter
*adapter
)
1426 int offset
, board_type
, magic
, err
= 0;
1427 struct pci_dev
*pdev
= adapter
->pdev
;
1429 offset
= QLCNIC_FW_MAGIC_OFFSET
;
1430 if (qlcnic_rom_fast_read(adapter
, offset
, &magic
))
1433 if (magic
!= QLCNIC_BDINFO_MAGIC
) {
1434 dev_err(&pdev
->dev
, "invalid board config, magic=%08x\n",
1439 offset
= QLCNIC_BRDTYPE_OFFSET
;
1440 if (qlcnic_rom_fast_read(adapter
, offset
, &board_type
))
1443 adapter
->ahw
->board_type
= board_type
;
1445 if (board_type
== QLCNIC_BRDTYPE_P3P_4_GB_MM
) {
1446 u32 gpio
= QLCRD32(adapter
, QLCNIC_ROMUSB_GLB_PAD_GPIO_I
, &err
);
1449 if ((gpio
& 0x8000) == 0)
1450 board_type
= QLCNIC_BRDTYPE_P3P_10G_TP
;
1453 switch (board_type
) {
1454 case QLCNIC_BRDTYPE_P3P_HMEZ
:
1455 case QLCNIC_BRDTYPE_P3P_XG_LOM
:
1456 case QLCNIC_BRDTYPE_P3P_10G_CX4
:
1457 case QLCNIC_BRDTYPE_P3P_10G_CX4_LP
:
1458 case QLCNIC_BRDTYPE_P3P_IMEZ
:
1459 case QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS
:
1460 case QLCNIC_BRDTYPE_P3P_10G_SFP_CT
:
1461 case QLCNIC_BRDTYPE_P3P_10G_SFP_QT
:
1462 case QLCNIC_BRDTYPE_P3P_10G_XFP
:
1463 case QLCNIC_BRDTYPE_P3P_10000_BASE_T
:
1464 adapter
->ahw
->port_type
= QLCNIC_XGBE
;
1466 case QLCNIC_BRDTYPE_P3P_REF_QG
:
1467 case QLCNIC_BRDTYPE_P3P_4_GB
:
1468 case QLCNIC_BRDTYPE_P3P_4_GB_MM
:
1469 adapter
->ahw
->port_type
= QLCNIC_GBE
;
1471 case QLCNIC_BRDTYPE_P3P_10G_TP
:
1472 adapter
->ahw
->port_type
= (adapter
->portnum
< 2) ?
1473 QLCNIC_XGBE
: QLCNIC_GBE
;
1476 dev_err(&pdev
->dev
, "unknown board type %x\n", board_type
);
1477 adapter
->ahw
->port_type
= QLCNIC_XGBE
;
1485 qlcnic_wol_supported(struct qlcnic_adapter
*adapter
)
1490 wol_cfg
= QLCRD32(adapter
, QLCNIC_WOL_CONFIG_NV
, &err
);
1491 if (wol_cfg
& (1UL << adapter
->portnum
)) {
1492 wol_cfg
= QLCRD32(adapter
, QLCNIC_WOL_CONFIG
, &err
);
1495 if (wol_cfg
& (1 << adapter
->portnum
))
1502 int qlcnic_82xx_config_led(struct qlcnic_adapter
*adapter
, u32 state
, u32 rate
)
1504 struct qlcnic_nic_req req
;
1508 memset(&req
, 0, sizeof(struct qlcnic_nic_req
));
1509 req
.qhdr
= cpu_to_le64(QLCNIC_HOST_REQUEST
<< 23);
1511 word
= QLCNIC_H2C_OPCODE_CONFIG_LED
| ((u64
)adapter
->portnum
<< 16);
1512 req
.req_hdr
= cpu_to_le64(word
);
1514 req
.words
[0] = cpu_to_le64(((u64
)rate
<< 32) | adapter
->portnum
);
1515 req
.words
[1] = cpu_to_le64(state
);
1517 rv
= qlcnic_send_cmd_descs(adapter
, (struct cmd_desc_type0
*)&req
, 1);
1519 dev_err(&adapter
->pdev
->dev
, "LED configuration failed.\n");
1524 int qlcnic_get_beacon_state(struct qlcnic_adapter
*adapter
, u8
*h_state
)
1526 struct qlcnic_cmd_args cmd
;
1529 err
= qlcnic_alloc_mbx_args(&cmd
, adapter
, QLCNIC_CMD_GET_LED_STATUS
);
1531 err
= qlcnic_issue_cmd(adapter
, &cmd
);
1533 *h_state
= cmd
.rsp
.arg
[1];
1535 qlcnic_free_mbx_args(&cmd
);
1539 void qlcnic_82xx_get_func_no(struct qlcnic_adapter
*adapter
)
1541 void __iomem
*msix_base_addr
;
1545 pci_read_config_dword(adapter
->pdev
, QLCNIC_MSIX_TABLE_OFFSET
, &func
);
1546 msix_base_addr
= adapter
->ahw
->pci_base0
+ QLCNIC_MSIX_BASE
;
1547 msix_base
= readl(msix_base_addr
);
1548 func
= (func
- msix_base
) / QLCNIC_MSIX_TBL_PGSIZE
;
1549 adapter
->ahw
->pci_func
= func
;
1552 void qlcnic_82xx_read_crb(struct qlcnic_adapter
*adapter
, char *buf
,
1553 loff_t offset
, size_t size
)
1559 if (ADDR_IN_RANGE(offset
, QLCNIC_PCI_CAMQM
, QLCNIC_PCI_CAMQM_END
)) {
1560 qlcnic_pci_camqm_read_2M(adapter
, offset
, &qmdata
);
1561 memcpy(buf
, &qmdata
, size
);
1563 data
= QLCRD32(adapter
, offset
, &err
);
1564 memcpy(buf
, &data
, size
);
1568 void qlcnic_82xx_write_crb(struct qlcnic_adapter
*adapter
, char *buf
,
1569 loff_t offset
, size_t size
)
1574 if (ADDR_IN_RANGE(offset
, QLCNIC_PCI_CAMQM
, QLCNIC_PCI_CAMQM_END
)) {
1575 memcpy(&qmdata
, buf
, size
);
1576 qlcnic_pci_camqm_write_2M(adapter
, offset
, qmdata
);
1578 memcpy(&data
, buf
, size
);
1579 QLCWR32(adapter
, offset
, data
);
1583 int qlcnic_82xx_api_lock(struct qlcnic_adapter
*adapter
)
1585 return qlcnic_pcie_sem_lock(adapter
, 5, 0);
1588 void qlcnic_82xx_api_unlock(struct qlcnic_adapter
*adapter
)
1590 qlcnic_pcie_sem_unlock(adapter
, 5);
1593 int qlcnic_82xx_shutdown(struct pci_dev
*pdev
)
1595 struct qlcnic_adapter
*adapter
= pci_get_drvdata(pdev
);
1596 struct net_device
*netdev
= adapter
->netdev
;
1599 netif_device_detach(netdev
);
1601 qlcnic_cancel_idc_work(adapter
);
1603 if (netif_running(netdev
))
1604 qlcnic_down(adapter
, netdev
);
1606 qlcnic_clr_all_drv_state(adapter
, 0);
1608 clear_bit(__QLCNIC_RESETTING
, &adapter
->state
);
1610 retval
= pci_save_state(pdev
);
1614 if (qlcnic_wol_supported(adapter
)) {
1615 pci_enable_wake(pdev
, PCI_D3cold
, 1);
1616 pci_enable_wake(pdev
, PCI_D3hot
, 1);
1622 int qlcnic_82xx_resume(struct qlcnic_adapter
*adapter
)
1624 struct net_device
*netdev
= adapter
->netdev
;
1627 err
= qlcnic_start_firmware(adapter
);
1629 dev_err(&adapter
->pdev
->dev
, "failed to start firmware\n");
1633 if (netif_running(netdev
)) {
1634 err
= qlcnic_up(adapter
, netdev
);
1636 qlcnic_restore_indev_addr(netdev
, NETDEV_UP
);
1639 netif_device_attach(netdev
);
1640 qlcnic_schedule_work(adapter
, qlcnic_fw_poll_work
, FW_POLL_DELAY
);