Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1 | /* |
| 2 | * QLogic Fibre Channel HBA Driver |
Armen Baloyan | bd21eaf | 2014-04-11 16:54:24 -0400 | [diff] [blame] | 3 | * Copyright (c) 2003-2014 QLogic Corporation |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 4 | * |
| 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
| 6 | */ |
| 7 | #include "qla_def.h" |
| 8 | #include <linux/delay.h> |
| 9 | #include <linux/pci.h> |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 10 | #include <linux/ratelimit.h> |
| 11 | #include <linux/vmalloc.h> |
Andrew Vasquez | ff2fc42 | 2011-02-23 15:27:15 -0800 | [diff] [blame] | 12 | #include <scsi/scsi_tcq.h> |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 13 | |
| 14 | #define MASK(n) ((1ULL<<(n))-1) |
| 15 | #define MN_WIN(addr) (((addr & 0x1fc0000) >> 1) | \ |
| 16 | ((addr >> 25) & 0x3ff)) |
| 17 | #define OCM_WIN(addr) (((addr & 0x1ff0000) >> 1) | \ |
| 18 | ((addr >> 25) & 0x3ff)) |
| 19 | #define MS_WIN(addr) (addr & 0x0ffc0000) |
| 20 | #define QLA82XX_PCI_MN_2M (0) |
| 21 | #define QLA82XX_PCI_MS_2M (0x80000) |
| 22 | #define QLA82XX_PCI_OCM0_2M (0xc0000) |
| 23 | #define VALID_OCM_ADDR(addr) (((addr) & 0x3f800) != 0x3f800) |
| 24 | #define GET_MEM_OFFS_2M(addr) (addr & MASK(18)) |
Lalit Chandivade | 0547fb3 | 2010-05-28 15:08:26 -0700 | [diff] [blame] | 25 | #define BLOCK_PROTECT_BITS 0x0F |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 26 | |
| 27 | /* CRB window related */ |
| 28 | #define CRB_BLK(off) ((off >> 20) & 0x3f) |
| 29 | #define CRB_SUBBLK(off) ((off >> 16) & 0xf) |
| 30 | #define CRB_WINDOW_2M (0x130060) |
| 31 | #define QLA82XX_PCI_CAMQM_2M_END (0x04800800UL) |
| 32 | #define CRB_HI(off) ((qla82xx_crb_hub_agt[CRB_BLK(off)] << 20) | \ |
| 33 | ((off) & 0xf0000)) |
| 34 | #define QLA82XX_PCI_CAMQM_2M_BASE (0x000ff800UL) |
| 35 | #define CRB_INDIRECT_2M (0x1e0000UL) |
| 36 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 37 | #define MAX_CRB_XFORM 60 |
| 38 | static unsigned long crb_addr_xform[MAX_CRB_XFORM]; |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 39 | static int qla82xx_crb_table_initialized; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 40 | |
| 41 | #define qla82xx_crb_addr_transform(name) \ |
| 42 | (crb_addr_xform[QLA82XX_HW_PX_MAP_CRB_##name] = \ |
| 43 | QLA82XX_HW_CRB_HUB_AGT_ADR_##name << 20) |
| 44 | |
| 45 | static void qla82xx_crb_addr_transform_setup(void) |
| 46 | { |
| 47 | qla82xx_crb_addr_transform(XDMA); |
| 48 | qla82xx_crb_addr_transform(TIMR); |
| 49 | qla82xx_crb_addr_transform(SRE); |
| 50 | qla82xx_crb_addr_transform(SQN3); |
| 51 | qla82xx_crb_addr_transform(SQN2); |
| 52 | qla82xx_crb_addr_transform(SQN1); |
| 53 | qla82xx_crb_addr_transform(SQN0); |
| 54 | qla82xx_crb_addr_transform(SQS3); |
| 55 | qla82xx_crb_addr_transform(SQS2); |
| 56 | qla82xx_crb_addr_transform(SQS1); |
| 57 | qla82xx_crb_addr_transform(SQS0); |
| 58 | qla82xx_crb_addr_transform(RPMX7); |
| 59 | qla82xx_crb_addr_transform(RPMX6); |
| 60 | qla82xx_crb_addr_transform(RPMX5); |
| 61 | qla82xx_crb_addr_transform(RPMX4); |
| 62 | qla82xx_crb_addr_transform(RPMX3); |
| 63 | qla82xx_crb_addr_transform(RPMX2); |
| 64 | qla82xx_crb_addr_transform(RPMX1); |
| 65 | qla82xx_crb_addr_transform(RPMX0); |
| 66 | qla82xx_crb_addr_transform(ROMUSB); |
| 67 | qla82xx_crb_addr_transform(SN); |
| 68 | qla82xx_crb_addr_transform(QMN); |
| 69 | qla82xx_crb_addr_transform(QMS); |
| 70 | qla82xx_crb_addr_transform(PGNI); |
| 71 | qla82xx_crb_addr_transform(PGND); |
| 72 | qla82xx_crb_addr_transform(PGN3); |
| 73 | qla82xx_crb_addr_transform(PGN2); |
| 74 | qla82xx_crb_addr_transform(PGN1); |
| 75 | qla82xx_crb_addr_transform(PGN0); |
| 76 | qla82xx_crb_addr_transform(PGSI); |
| 77 | qla82xx_crb_addr_transform(PGSD); |
| 78 | qla82xx_crb_addr_transform(PGS3); |
| 79 | qla82xx_crb_addr_transform(PGS2); |
| 80 | qla82xx_crb_addr_transform(PGS1); |
| 81 | qla82xx_crb_addr_transform(PGS0); |
| 82 | qla82xx_crb_addr_transform(PS); |
| 83 | qla82xx_crb_addr_transform(PH); |
| 84 | qla82xx_crb_addr_transform(NIU); |
| 85 | qla82xx_crb_addr_transform(I2Q); |
| 86 | qla82xx_crb_addr_transform(EG); |
| 87 | qla82xx_crb_addr_transform(MN); |
| 88 | qla82xx_crb_addr_transform(MS); |
| 89 | qla82xx_crb_addr_transform(CAS2); |
| 90 | qla82xx_crb_addr_transform(CAS1); |
| 91 | qla82xx_crb_addr_transform(CAS0); |
| 92 | qla82xx_crb_addr_transform(CAM); |
| 93 | qla82xx_crb_addr_transform(C2C1); |
| 94 | qla82xx_crb_addr_transform(C2C0); |
| 95 | qla82xx_crb_addr_transform(SMB); |
| 96 | qla82xx_crb_addr_transform(OCM0); |
| 97 | /* |
| 98 | * Used only in P3 just define it for P2 also. |
| 99 | */ |
| 100 | qla82xx_crb_addr_transform(I2C0); |
| 101 | |
| 102 | qla82xx_crb_table_initialized = 1; |
| 103 | } |
| 104 | |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 105 | static struct crb_128M_2M_block_map crb_128M_2M_map[64] = { |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 106 | {{{0, 0, 0, 0} } }, |
| 107 | {{{1, 0x0100000, 0x0102000, 0x120000}, |
| 108 | {1, 0x0110000, 0x0120000, 0x130000}, |
| 109 | {1, 0x0120000, 0x0122000, 0x124000}, |
| 110 | {1, 0x0130000, 0x0132000, 0x126000}, |
| 111 | {1, 0x0140000, 0x0142000, 0x128000}, |
| 112 | {1, 0x0150000, 0x0152000, 0x12a000}, |
| 113 | {1, 0x0160000, 0x0170000, 0x110000}, |
| 114 | {1, 0x0170000, 0x0172000, 0x12e000}, |
| 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 | {1, 0x01e0000, 0x01e0800, 0x122000}, |
| 122 | {0, 0x0000000, 0x0000000, 0x000000} } } , |
| 123 | {{{1, 0x0200000, 0x0210000, 0x180000} } }, |
| 124 | {{{0, 0, 0, 0} } }, |
| 125 | {{{1, 0x0400000, 0x0401000, 0x169000} } }, |
| 126 | {{{1, 0x0500000, 0x0510000, 0x140000} } }, |
| 127 | {{{1, 0x0600000, 0x0610000, 0x1c0000} } }, |
| 128 | {{{1, 0x0700000, 0x0704000, 0x1b8000} } }, |
| 129 | {{{1, 0x0800000, 0x0802000, 0x170000}, |
| 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 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 140 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 141 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 142 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 143 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 144 | {1, 0x08f0000, 0x08f2000, 0x172000} } }, |
| 145 | {{{1, 0x0900000, 0x0902000, 0x174000}, |
| 146 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 147 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 148 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 149 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 150 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 151 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 152 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 153 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 154 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 155 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 156 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 157 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 158 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 159 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 160 | {1, 0x09f0000, 0x09f2000, 0x176000} } }, |
| 161 | {{{0, 0x0a00000, 0x0a02000, 0x178000}, |
| 162 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 163 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 164 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 165 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 166 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 167 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 168 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 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 | {1, 0x0af0000, 0x0af2000, 0x17a000} } }, |
| 177 | {{{0, 0x0b00000, 0x0b02000, 0x17c000}, |
| 178 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 179 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 180 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 181 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 182 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 183 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 184 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 185 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 186 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 187 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 188 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 189 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 190 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 191 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 192 | {1, 0x0bf0000, 0x0bf2000, 0x17e000} } }, |
| 193 | {{{1, 0x0c00000, 0x0c04000, 0x1d4000} } }, |
| 194 | {{{1, 0x0d00000, 0x0d04000, 0x1a4000} } }, |
| 195 | {{{1, 0x0e00000, 0x0e04000, 0x1a0000} } }, |
| 196 | {{{1, 0x0f00000, 0x0f01000, 0x164000} } }, |
| 197 | {{{0, 0x1000000, 0x1004000, 0x1a8000} } }, |
| 198 | {{{1, 0x1100000, 0x1101000, 0x160000} } }, |
| 199 | {{{1, 0x1200000, 0x1201000, 0x161000} } }, |
| 200 | {{{1, 0x1300000, 0x1301000, 0x162000} } }, |
| 201 | {{{1, 0x1400000, 0x1401000, 0x163000} } }, |
| 202 | {{{1, 0x1500000, 0x1501000, 0x165000} } }, |
| 203 | {{{1, 0x1600000, 0x1601000, 0x166000} } }, |
| 204 | {{{0, 0, 0, 0} } }, |
| 205 | {{{0, 0, 0, 0} } }, |
| 206 | {{{0, 0, 0, 0} } }, |
| 207 | {{{0, 0, 0, 0} } }, |
| 208 | {{{0, 0, 0, 0} } }, |
| 209 | {{{0, 0, 0, 0} } }, |
| 210 | {{{1, 0x1d00000, 0x1d10000, 0x190000} } }, |
| 211 | {{{1, 0x1e00000, 0x1e01000, 0x16a000} } }, |
| 212 | {{{1, 0x1f00000, 0x1f10000, 0x150000} } }, |
| 213 | {{{0} } }, |
| 214 | {{{1, 0x2100000, 0x2102000, 0x120000}, |
| 215 | {1, 0x2110000, 0x2120000, 0x130000}, |
| 216 | {1, 0x2120000, 0x2122000, 0x124000}, |
| 217 | {1, 0x2130000, 0x2132000, 0x126000}, |
| 218 | {1, 0x2140000, 0x2142000, 0x128000}, |
| 219 | {1, 0x2150000, 0x2152000, 0x12a000}, |
| 220 | {1, 0x2160000, 0x2170000, 0x110000}, |
| 221 | {1, 0x2170000, 0x2172000, 0x12e000}, |
| 222 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 223 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 224 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 225 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 226 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 227 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 228 | {0, 0x0000000, 0x0000000, 0x000000}, |
| 229 | {0, 0x0000000, 0x0000000, 0x000000} } }, |
| 230 | {{{1, 0x2200000, 0x2204000, 0x1b0000} } }, |
| 231 | {{{0} } }, |
| 232 | {{{0} } }, |
| 233 | {{{0} } }, |
| 234 | {{{0} } }, |
| 235 | {{{0} } }, |
| 236 | {{{1, 0x2800000, 0x2804000, 0x1a4000} } }, |
| 237 | {{{1, 0x2900000, 0x2901000, 0x16b000} } }, |
| 238 | {{{1, 0x2a00000, 0x2a00400, 0x1ac400} } }, |
| 239 | {{{1, 0x2b00000, 0x2b00400, 0x1ac800} } }, |
| 240 | {{{1, 0x2c00000, 0x2c00400, 0x1acc00} } }, |
| 241 | {{{1, 0x2d00000, 0x2d00400, 0x1ad000} } }, |
| 242 | {{{1, 0x2e00000, 0x2e00400, 0x1ad400} } }, |
| 243 | {{{1, 0x2f00000, 0x2f00400, 0x1ad800} } }, |
| 244 | {{{1, 0x3000000, 0x3000400, 0x1adc00} } }, |
| 245 | {{{0, 0x3100000, 0x3104000, 0x1a8000} } }, |
| 246 | {{{1, 0x3200000, 0x3204000, 0x1d4000} } }, |
| 247 | {{{1, 0x3300000, 0x3304000, 0x1a0000} } }, |
| 248 | {{{0} } }, |
| 249 | {{{1, 0x3500000, 0x3500400, 0x1ac000} } }, |
| 250 | {{{1, 0x3600000, 0x3600400, 0x1ae000} } }, |
| 251 | {{{1, 0x3700000, 0x3700400, 0x1ae400} } }, |
| 252 | {{{1, 0x3800000, 0x3804000, 0x1d0000} } }, |
| 253 | {{{1, 0x3900000, 0x3904000, 0x1b4000} } }, |
| 254 | {{{1, 0x3a00000, 0x3a04000, 0x1d8000} } }, |
| 255 | {{{0} } }, |
| 256 | {{{0} } }, |
| 257 | {{{1, 0x3d00000, 0x3d04000, 0x1dc000} } }, |
| 258 | {{{1, 0x3e00000, 0x3e01000, 0x167000} } }, |
| 259 | {{{1, 0x3f00000, 0x3f01000, 0x168000} } } |
| 260 | }; |
| 261 | |
| 262 | /* |
| 263 | * top 12 bits of crb internal address (hub, agent) |
| 264 | */ |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 265 | static unsigned qla82xx_crb_hub_agt[64] = { |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 266 | 0, |
| 267 | QLA82XX_HW_CRB_HUB_AGT_ADR_PS, |
| 268 | QLA82XX_HW_CRB_HUB_AGT_ADR_MN, |
| 269 | QLA82XX_HW_CRB_HUB_AGT_ADR_MS, |
| 270 | 0, |
| 271 | QLA82XX_HW_CRB_HUB_AGT_ADR_SRE, |
| 272 | QLA82XX_HW_CRB_HUB_AGT_ADR_NIU, |
| 273 | QLA82XX_HW_CRB_HUB_AGT_ADR_QMN, |
| 274 | QLA82XX_HW_CRB_HUB_AGT_ADR_SQN0, |
| 275 | QLA82XX_HW_CRB_HUB_AGT_ADR_SQN1, |
| 276 | QLA82XX_HW_CRB_HUB_AGT_ADR_SQN2, |
| 277 | QLA82XX_HW_CRB_HUB_AGT_ADR_SQN3, |
| 278 | QLA82XX_HW_CRB_HUB_AGT_ADR_I2Q, |
| 279 | QLA82XX_HW_CRB_HUB_AGT_ADR_TIMR, |
| 280 | QLA82XX_HW_CRB_HUB_AGT_ADR_ROMUSB, |
| 281 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGN4, |
| 282 | QLA82XX_HW_CRB_HUB_AGT_ADR_XDMA, |
| 283 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGN0, |
| 284 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGN1, |
| 285 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGN2, |
| 286 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGN3, |
| 287 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGND, |
| 288 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGNI, |
| 289 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGS0, |
| 290 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGS1, |
| 291 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGS2, |
| 292 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGS3, |
| 293 | 0, |
| 294 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGSI, |
| 295 | QLA82XX_HW_CRB_HUB_AGT_ADR_SN, |
| 296 | 0, |
| 297 | QLA82XX_HW_CRB_HUB_AGT_ADR_EG, |
| 298 | 0, |
| 299 | QLA82XX_HW_CRB_HUB_AGT_ADR_PS, |
| 300 | QLA82XX_HW_CRB_HUB_AGT_ADR_CAM, |
| 301 | 0, |
| 302 | 0, |
| 303 | 0, |
| 304 | 0, |
| 305 | 0, |
| 306 | QLA82XX_HW_CRB_HUB_AGT_ADR_TIMR, |
| 307 | 0, |
| 308 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX1, |
| 309 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX2, |
| 310 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX3, |
| 311 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX4, |
| 312 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX5, |
| 313 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX6, |
| 314 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX7, |
| 315 | QLA82XX_HW_CRB_HUB_AGT_ADR_XDMA, |
| 316 | QLA82XX_HW_CRB_HUB_AGT_ADR_I2Q, |
| 317 | QLA82XX_HW_CRB_HUB_AGT_ADR_ROMUSB, |
| 318 | 0, |
| 319 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX0, |
| 320 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX8, |
| 321 | QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX9, |
| 322 | QLA82XX_HW_CRB_HUB_AGT_ADR_OCM0, |
| 323 | 0, |
| 324 | QLA82XX_HW_CRB_HUB_AGT_ADR_SMB, |
| 325 | QLA82XX_HW_CRB_HUB_AGT_ADR_I2C0, |
| 326 | QLA82XX_HW_CRB_HUB_AGT_ADR_I2C1, |
| 327 | 0, |
| 328 | QLA82XX_HW_CRB_HUB_AGT_ADR_PGNC, |
| 329 | 0, |
| 330 | }; |
| 331 | |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 332 | /* Device states */ |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 333 | static char *q_dev_state[] = { |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 334 | "Unknown", |
| 335 | "Cold", |
| 336 | "Initializing", |
| 337 | "Ready", |
| 338 | "Need Reset", |
| 339 | "Need Quiescent", |
| 340 | "Failed", |
| 341 | "Quiescent", |
| 342 | }; |
| 343 | |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 344 | char *qdev_state(uint32_t dev_state) |
| 345 | { |
| 346 | return q_dev_state[dev_state]; |
| 347 | } |
| 348 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 349 | /* |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 350 | * In: 'off_in' is offset from CRB space in 128M pci map |
| 351 | * Out: 'off_out' is 2M pci map addr |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 352 | * side effect: lock crb window |
| 353 | */ |
| 354 | static void |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 355 | qla82xx_pci_set_crbwindow_2M(struct qla_hw_data *ha, ulong off_in, |
| 356 | void __iomem **off_out) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 357 | { |
| 358 | u32 win_read; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 359 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 360 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 361 | ha->crb_win = CRB_HI(off_in); |
| 362 | writel(ha->crb_win, CRB_WINDOW_2M + ha->nx_pcibase); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 363 | |
| 364 | /* Read back value to make sure write has gone through before trying |
| 365 | * to use it. |
| 366 | */ |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 367 | win_read = RD_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 368 | if (win_read != ha->crb_win) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 369 | ql_dbg(ql_dbg_p3p, vha, 0xb000, |
| 370 | "%s: Written crbwin (0x%x) " |
| 371 | "!= Read crbwin (0x%x), off=0x%lx.\n", |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 372 | __func__, ha->crb_win, win_read, off_in); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 373 | } |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 374 | *off_out = (off_in & MASK(16)) + CRB_INDIRECT_2M + ha->nx_pcibase; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 375 | } |
| 376 | |
| 377 | static inline unsigned long |
| 378 | qla82xx_pci_set_crbwindow(struct qla_hw_data *ha, u64 off) |
| 379 | { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 380 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 381 | /* See if we are currently pointing to the region we want to use next */ |
| 382 | if ((off >= QLA82XX_CRB_PCIX_HOST) && (off < QLA82XX_CRB_DDR_NET)) { |
| 383 | /* No need to change window. PCIX and PCIEregs are in both |
| 384 | * regs are in both windows. |
| 385 | */ |
| 386 | return off; |
| 387 | } |
| 388 | |
| 389 | if ((off >= QLA82XX_CRB_PCIX_HOST) && (off < QLA82XX_CRB_PCIX_HOST2)) { |
| 390 | /* We are in first CRB window */ |
| 391 | if (ha->curr_window != 0) |
| 392 | WARN_ON(1); |
| 393 | return off; |
| 394 | } |
| 395 | |
| 396 | if ((off > QLA82XX_CRB_PCIX_HOST2) && (off < QLA82XX_CRB_MAX)) { |
| 397 | /* We are in second CRB window */ |
| 398 | off = off - QLA82XX_CRB_PCIX_HOST2 + QLA82XX_CRB_PCIX_HOST; |
| 399 | |
| 400 | if (ha->curr_window != 1) |
| 401 | return off; |
| 402 | |
| 403 | /* We are in the QM or direct access |
| 404 | * register region - do nothing |
| 405 | */ |
| 406 | if ((off >= QLA82XX_PCI_DIRECT_CRB) && |
| 407 | (off < QLA82XX_PCI_CAMQM_MAX)) |
| 408 | return off; |
| 409 | } |
| 410 | /* strange address given */ |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 411 | ql_dbg(ql_dbg_p3p, vha, 0xb001, |
Joe Perches | d8424f6 | 2011-11-18 09:03:06 -0800 | [diff] [blame] | 412 | "%s: Warning: unm_nic_pci_set_crbwindow " |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 413 | "called with an unknown address(%llx).\n", |
| 414 | QLA2XXX_DRIVER_NAME, off); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 415 | return off; |
| 416 | } |
| 417 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 418 | static int |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 419 | qla82xx_pci_get_crb_addr_2M(struct qla_hw_data *ha, ulong off_in, |
| 420 | void __iomem **off_out) |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 421 | { |
| 422 | struct crb_128M_2M_sub_block_map *m; |
| 423 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 424 | if (off_in >= QLA82XX_CRB_MAX) |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 425 | return -1; |
| 426 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 427 | if (off_in >= QLA82XX_PCI_CAMQM && off_in < QLA82XX_PCI_CAMQM_2M_END) { |
| 428 | *off_out = (off_in - QLA82XX_PCI_CAMQM) + |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 429 | QLA82XX_PCI_CAMQM_2M_BASE + ha->nx_pcibase; |
| 430 | return 0; |
| 431 | } |
| 432 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 433 | if (off_in < QLA82XX_PCI_CRBSPACE) |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 434 | return -1; |
| 435 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 436 | *off_out = (void __iomem *)(off_in - QLA82XX_PCI_CRBSPACE); |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 437 | |
| 438 | /* Try direct map */ |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 439 | m = &crb_128M_2M_map[CRB_BLK(off_in)].sub_block[CRB_SUBBLK(off_in)]; |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 440 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 441 | if (m->valid && (m->start_128M <= off_in) && (m->end_128M > off_in)) { |
| 442 | *off_out = off_in + m->start_2M - m->start_128M + ha->nx_pcibase; |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 443 | return 0; |
| 444 | } |
| 445 | /* Not in direct map, use crb window */ |
| 446 | return 1; |
| 447 | } |
| 448 | |
| 449 | #define CRB_WIN_LOCK_TIMEOUT 100000000 |
| 450 | static int qla82xx_crb_win_lock(struct qla_hw_data *ha) |
| 451 | { |
| 452 | int done = 0, timeout = 0; |
| 453 | |
| 454 | while (!done) { |
| 455 | /* acquire semaphore3 from PCI HW block */ |
| 456 | done = qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_LOCK)); |
| 457 | if (done == 1) |
| 458 | break; |
| 459 | if (timeout >= CRB_WIN_LOCK_TIMEOUT) |
| 460 | return -1; |
| 461 | timeout++; |
| 462 | } |
| 463 | qla82xx_wr_32(ha, QLA82XX_CRB_WIN_LOCK_ID, ha->portnum); |
| 464 | return 0; |
| 465 | } |
| 466 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 467 | int |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 468 | qla82xx_wr_32(struct qla_hw_data *ha, ulong off_in, u32 data) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 469 | { |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 470 | void __iomem *off; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 471 | unsigned long flags = 0; |
| 472 | int rv; |
| 473 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 474 | rv = qla82xx_pci_get_crb_addr_2M(ha, off_in, &off); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 475 | |
| 476 | BUG_ON(rv == -1); |
| 477 | |
| 478 | if (rv == 1) { |
Bart Van Assche | 8d16366 | 2015-07-09 07:25:46 -0700 | [diff] [blame] | 479 | #ifndef __CHECKER__ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 480 | write_lock_irqsave(&ha->hw_lock, flags); |
Bart Van Assche | 8d16366 | 2015-07-09 07:25:46 -0700 | [diff] [blame] | 481 | #endif |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 482 | qla82xx_crb_win_lock(ha); |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 483 | qla82xx_pci_set_crbwindow_2M(ha, off_in, &off); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 484 | } |
| 485 | |
| 486 | writel(data, (void __iomem *)off); |
| 487 | |
| 488 | if (rv == 1) { |
| 489 | qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK)); |
Bart Van Assche | 8d16366 | 2015-07-09 07:25:46 -0700 | [diff] [blame] | 490 | #ifndef __CHECKER__ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 491 | write_unlock_irqrestore(&ha->hw_lock, flags); |
Bart Van Assche | 8d16366 | 2015-07-09 07:25:46 -0700 | [diff] [blame] | 492 | #endif |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 493 | } |
| 494 | return 0; |
| 495 | } |
| 496 | |
| 497 | int |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 498 | qla82xx_rd_32(struct qla_hw_data *ha, ulong off_in) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 499 | { |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 500 | void __iomem *off; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 501 | unsigned long flags = 0; |
| 502 | int rv; |
| 503 | u32 data; |
| 504 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 505 | rv = qla82xx_pci_get_crb_addr_2M(ha, off_in, &off); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 506 | |
| 507 | BUG_ON(rv == -1); |
| 508 | |
| 509 | if (rv == 1) { |
Bart Van Assche | 8d16366 | 2015-07-09 07:25:46 -0700 | [diff] [blame] | 510 | #ifndef __CHECKER__ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 511 | write_lock_irqsave(&ha->hw_lock, flags); |
Bart Van Assche | 8d16366 | 2015-07-09 07:25:46 -0700 | [diff] [blame] | 512 | #endif |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 513 | qla82xx_crb_win_lock(ha); |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 514 | qla82xx_pci_set_crbwindow_2M(ha, off_in, &off); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 515 | } |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 516 | data = RD_REG_DWORD(off); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 517 | |
| 518 | if (rv == 1) { |
| 519 | qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK)); |
Bart Van Assche | 8d16366 | 2015-07-09 07:25:46 -0700 | [diff] [blame] | 520 | #ifndef __CHECKER__ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 521 | write_unlock_irqrestore(&ha->hw_lock, flags); |
Bart Van Assche | 8d16366 | 2015-07-09 07:25:46 -0700 | [diff] [blame] | 522 | #endif |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 523 | } |
| 524 | return data; |
| 525 | } |
| 526 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 527 | #define IDC_LOCK_TIMEOUT 100000000 |
| 528 | int qla82xx_idc_lock(struct qla_hw_data *ha) |
| 529 | { |
| 530 | int i; |
| 531 | int done = 0, timeout = 0; |
| 532 | |
| 533 | while (!done) { |
| 534 | /* acquire semaphore5 from PCI HW block */ |
| 535 | done = qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM5_LOCK)); |
| 536 | if (done == 1) |
| 537 | break; |
| 538 | if (timeout >= IDC_LOCK_TIMEOUT) |
| 539 | return -1; |
| 540 | |
| 541 | timeout++; |
| 542 | |
| 543 | /* Yield CPU */ |
| 544 | if (!in_interrupt()) |
| 545 | schedule(); |
| 546 | else { |
| 547 | for (i = 0; i < 20; i++) |
| 548 | cpu_relax(); |
| 549 | } |
| 550 | } |
| 551 | |
| 552 | return 0; |
| 553 | } |
| 554 | |
| 555 | void qla82xx_idc_unlock(struct qla_hw_data *ha) |
| 556 | { |
| 557 | qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM5_UNLOCK)); |
| 558 | } |
| 559 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 560 | /* |
| 561 | * check memory access boundary. |
| 562 | * used by test agent. support ddr access only for now |
| 563 | */ |
| 564 | static unsigned long |
| 565 | qla82xx_pci_mem_bound_check(struct qla_hw_data *ha, |
| 566 | unsigned long long addr, int size) |
| 567 | { |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 568 | if (!addr_in_range(addr, QLA82XX_ADDR_DDR_NET, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 569 | QLA82XX_ADDR_DDR_NET_MAX) || |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 570 | !addr_in_range(addr + size - 1, QLA82XX_ADDR_DDR_NET, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 571 | QLA82XX_ADDR_DDR_NET_MAX) || |
| 572 | ((size != 1) && (size != 2) && (size != 4) && (size != 8))) |
| 573 | return 0; |
| 574 | else |
| 575 | return 1; |
| 576 | } |
| 577 | |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 578 | static int qla82xx_pci_set_window_warning_count; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 579 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 580 | static unsigned long |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 581 | qla82xx_pci_set_window(struct qla_hw_data *ha, unsigned long long addr) |
| 582 | { |
| 583 | int window; |
| 584 | u32 win_read; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 585 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 586 | |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 587 | if (addr_in_range(addr, QLA82XX_ADDR_DDR_NET, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 588 | QLA82XX_ADDR_DDR_NET_MAX)) { |
| 589 | /* DDR network side */ |
| 590 | window = MN_WIN(addr); |
| 591 | ha->ddr_mn_window = window; |
| 592 | qla82xx_wr_32(ha, |
| 593 | ha->mn_win_crb | QLA82XX_PCI_CRBSPACE, window); |
| 594 | win_read = qla82xx_rd_32(ha, |
| 595 | ha->mn_win_crb | QLA82XX_PCI_CRBSPACE); |
| 596 | if ((win_read << 17) != window) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 597 | ql_dbg(ql_dbg_p3p, vha, 0xb003, |
| 598 | "%s: Written MNwin (0x%x) != Read MNwin (0x%x).\n", |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 599 | __func__, window, win_read); |
| 600 | } |
| 601 | addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_DDR_NET; |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 602 | } else if (addr_in_range(addr, QLA82XX_ADDR_OCM0, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 603 | QLA82XX_ADDR_OCM0_MAX)) { |
| 604 | unsigned int temp1; |
| 605 | if ((addr & 0x00ff800) == 0xff800) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 606 | ql_log(ql_log_warn, vha, 0xb004, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 607 | "%s: QM access not handled.\n", __func__); |
| 608 | addr = -1UL; |
| 609 | } |
| 610 | window = OCM_WIN(addr); |
| 611 | ha->ddr_mn_window = window; |
| 612 | qla82xx_wr_32(ha, |
| 613 | ha->mn_win_crb | QLA82XX_PCI_CRBSPACE, window); |
| 614 | win_read = qla82xx_rd_32(ha, |
| 615 | ha->mn_win_crb | QLA82XX_PCI_CRBSPACE); |
| 616 | temp1 = ((window & 0x1FF) << 7) | |
| 617 | ((window & 0x0FFFE0000) >> 17); |
| 618 | if (win_read != temp1) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 619 | ql_log(ql_log_warn, vha, 0xb005, |
| 620 | "%s: Written OCMwin (0x%x) != Read OCMwin (0x%x).\n", |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 621 | __func__, temp1, win_read); |
| 622 | } |
| 623 | addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_OCM0_2M; |
| 624 | |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 625 | } else if (addr_in_range(addr, QLA82XX_ADDR_QDR_NET, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 626 | QLA82XX_P3_ADDR_QDR_NET_MAX)) { |
| 627 | /* QDR network side */ |
| 628 | window = MS_WIN(addr); |
| 629 | ha->qdr_sn_window = window; |
| 630 | qla82xx_wr_32(ha, |
| 631 | ha->ms_win_crb | QLA82XX_PCI_CRBSPACE, window); |
| 632 | win_read = qla82xx_rd_32(ha, |
| 633 | ha->ms_win_crb | QLA82XX_PCI_CRBSPACE); |
| 634 | if (win_read != window) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 635 | ql_log(ql_log_warn, vha, 0xb006, |
| 636 | "%s: Written MSwin (0x%x) != Read MSwin (0x%x).\n", |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 637 | __func__, window, win_read); |
| 638 | } |
| 639 | addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_QDR_NET; |
| 640 | } else { |
| 641 | /* |
| 642 | * peg gdb frequently accesses memory that doesn't exist, |
| 643 | * this limits the chit chat so debugging isn't slowed down. |
| 644 | */ |
| 645 | if ((qla82xx_pci_set_window_warning_count++ < 8) || |
| 646 | (qla82xx_pci_set_window_warning_count%64 == 0)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 647 | ql_log(ql_log_warn, vha, 0xb007, |
| 648 | "%s: Warning:%s Unknown address range!.\n", |
| 649 | __func__, QLA2XXX_DRIVER_NAME); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 650 | } |
| 651 | addr = -1UL; |
| 652 | } |
| 653 | return addr; |
| 654 | } |
| 655 | |
| 656 | /* check if address is in the same windows as the previous access */ |
| 657 | static int qla82xx_pci_is_same_window(struct qla_hw_data *ha, |
| 658 | unsigned long long addr) |
| 659 | { |
| 660 | int window; |
| 661 | unsigned long long qdr_max; |
| 662 | |
| 663 | qdr_max = QLA82XX_P3_ADDR_QDR_NET_MAX; |
| 664 | |
| 665 | /* DDR network side */ |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 666 | if (addr_in_range(addr, QLA82XX_ADDR_DDR_NET, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 667 | QLA82XX_ADDR_DDR_NET_MAX)) |
| 668 | BUG(); |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 669 | else if (addr_in_range(addr, QLA82XX_ADDR_OCM0, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 670 | QLA82XX_ADDR_OCM0_MAX)) |
| 671 | return 1; |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 672 | else if (addr_in_range(addr, QLA82XX_ADDR_OCM1, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 673 | QLA82XX_ADDR_OCM1_MAX)) |
| 674 | return 1; |
Bart Van Assche | df3f4cd | 2015-07-09 07:23:46 -0700 | [diff] [blame] | 675 | else if (addr_in_range(addr, QLA82XX_ADDR_QDR_NET, qdr_max)) { |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 676 | /* QDR network side */ |
| 677 | window = ((addr - QLA82XX_ADDR_QDR_NET) >> 22) & 0x3f; |
| 678 | if (ha->qdr_sn_window == window) |
| 679 | return 1; |
| 680 | } |
| 681 | return 0; |
| 682 | } |
| 683 | |
| 684 | static int qla82xx_pci_mem_read_direct(struct qla_hw_data *ha, |
| 685 | u64 off, void *data, int size) |
| 686 | { |
| 687 | unsigned long flags; |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 688 | void __iomem *addr = NULL; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 689 | int ret = 0; |
| 690 | u64 start; |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 691 | uint8_t __iomem *mem_ptr = NULL; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 692 | unsigned long mem_base; |
| 693 | unsigned long mem_page; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 694 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 695 | |
| 696 | write_lock_irqsave(&ha->hw_lock, flags); |
| 697 | |
| 698 | /* |
| 699 | * If attempting to access unknown address or straddle hw windows, |
| 700 | * do not access. |
| 701 | */ |
| 702 | start = qla82xx_pci_set_window(ha, off); |
| 703 | if ((start == -1UL) || |
| 704 | (qla82xx_pci_is_same_window(ha, off + size - 1) == 0)) { |
| 705 | write_unlock_irqrestore(&ha->hw_lock, flags); |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 706 | ql_log(ql_log_fatal, vha, 0xb008, |
| 707 | "%s out of bound pci memory " |
| 708 | "access, offset is 0x%llx.\n", |
| 709 | QLA2XXX_DRIVER_NAME, off); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 710 | return -1; |
| 711 | } |
| 712 | |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 713 | write_unlock_irqrestore(&ha->hw_lock, flags); |
| 714 | mem_base = pci_resource_start(ha->pdev, 0); |
| 715 | mem_page = start & PAGE_MASK; |
| 716 | /* Map two pages whenever user tries to access addresses in two |
| 717 | * consecutive pages. |
| 718 | */ |
| 719 | if (mem_page != ((start + size - 1) & PAGE_MASK)) |
| 720 | mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE * 2); |
| 721 | else |
| 722 | mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 723 | if (mem_ptr == NULL) { |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 724 | *(u8 *)data = 0; |
| 725 | return -1; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 726 | } |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 727 | addr = mem_ptr; |
| 728 | addr += start & (PAGE_SIZE - 1); |
| 729 | write_lock_irqsave(&ha->hw_lock, flags); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 730 | |
| 731 | switch (size) { |
| 732 | case 1: |
| 733 | *(u8 *)data = readb(addr); |
| 734 | break; |
| 735 | case 2: |
| 736 | *(u16 *)data = readw(addr); |
| 737 | break; |
| 738 | case 4: |
| 739 | *(u32 *)data = readl(addr); |
| 740 | break; |
| 741 | case 8: |
| 742 | *(u64 *)data = readq(addr); |
| 743 | break; |
| 744 | default: |
| 745 | ret = -1; |
| 746 | break; |
| 747 | } |
| 748 | write_unlock_irqrestore(&ha->hw_lock, flags); |
| 749 | |
| 750 | if (mem_ptr) |
| 751 | iounmap(mem_ptr); |
| 752 | return ret; |
| 753 | } |
| 754 | |
| 755 | static int |
| 756 | qla82xx_pci_mem_write_direct(struct qla_hw_data *ha, |
| 757 | u64 off, void *data, int size) |
| 758 | { |
| 759 | unsigned long flags; |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 760 | void __iomem *addr = NULL; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 761 | int ret = 0; |
| 762 | u64 start; |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 763 | uint8_t __iomem *mem_ptr = NULL; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 764 | unsigned long mem_base; |
| 765 | unsigned long mem_page; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 766 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 767 | |
| 768 | write_lock_irqsave(&ha->hw_lock, flags); |
| 769 | |
| 770 | /* |
| 771 | * If attempting to access unknown address or straddle hw windows, |
| 772 | * do not access. |
| 773 | */ |
| 774 | start = qla82xx_pci_set_window(ha, off); |
| 775 | if ((start == -1UL) || |
| 776 | (qla82xx_pci_is_same_window(ha, off + size - 1) == 0)) { |
| 777 | write_unlock_irqrestore(&ha->hw_lock, flags); |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 778 | ql_log(ql_log_fatal, vha, 0xb009, |
| 779 | "%s out of bount memory " |
| 780 | "access, offset is 0x%llx.\n", |
| 781 | QLA2XXX_DRIVER_NAME, off); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 782 | return -1; |
| 783 | } |
| 784 | |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 785 | write_unlock_irqrestore(&ha->hw_lock, flags); |
| 786 | mem_base = pci_resource_start(ha->pdev, 0); |
| 787 | mem_page = start & PAGE_MASK; |
| 788 | /* Map two pages whenever user tries to access addresses in two |
| 789 | * consecutive pages. |
| 790 | */ |
| 791 | if (mem_page != ((start + size - 1) & PAGE_MASK)) |
| 792 | mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE*2); |
| 793 | else |
| 794 | mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 795 | if (mem_ptr == NULL) |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 796 | return -1; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 797 | |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 798 | addr = mem_ptr; |
| 799 | addr += start & (PAGE_SIZE - 1); |
| 800 | write_lock_irqsave(&ha->hw_lock, flags); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 801 | |
| 802 | switch (size) { |
| 803 | case 1: |
| 804 | writeb(*(u8 *)data, addr); |
| 805 | break; |
| 806 | case 2: |
| 807 | writew(*(u16 *)data, addr); |
| 808 | break; |
| 809 | case 4: |
| 810 | writel(*(u32 *)data, addr); |
| 811 | break; |
| 812 | case 8: |
| 813 | writeq(*(u64 *)data, addr); |
| 814 | break; |
| 815 | default: |
| 816 | ret = -1; |
| 817 | break; |
| 818 | } |
| 819 | write_unlock_irqrestore(&ha->hw_lock, flags); |
| 820 | if (mem_ptr) |
| 821 | iounmap(mem_ptr); |
| 822 | return ret; |
| 823 | } |
| 824 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 825 | #define MTU_FUDGE_FACTOR 100 |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 826 | static unsigned long |
| 827 | qla82xx_decode_crb_addr(unsigned long addr) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 828 | { |
| 829 | int i; |
| 830 | unsigned long base_addr, offset, pci_base; |
| 831 | |
| 832 | if (!qla82xx_crb_table_initialized) |
| 833 | qla82xx_crb_addr_transform_setup(); |
| 834 | |
| 835 | pci_base = ADDR_ERROR; |
| 836 | base_addr = addr & 0xfff00000; |
| 837 | offset = addr & 0x000fffff; |
| 838 | |
| 839 | for (i = 0; i < MAX_CRB_XFORM; i++) { |
| 840 | if (crb_addr_xform[i] == base_addr) { |
| 841 | pci_base = i << 20; |
| 842 | break; |
| 843 | } |
| 844 | } |
| 845 | if (pci_base == ADDR_ERROR) |
| 846 | return pci_base; |
| 847 | return pci_base + offset; |
| 848 | } |
| 849 | |
| 850 | static long rom_max_timeout = 100; |
| 851 | static long qla82xx_rom_lock_timeout = 100; |
| 852 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 853 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 854 | qla82xx_rom_lock(struct qla_hw_data *ha) |
| 855 | { |
| 856 | int done = 0, timeout = 0; |
Saurav Kashyap | 6c31555 | 2013-02-08 01:57:53 -0500 | [diff] [blame] | 857 | uint32_t lock_owner = 0; |
Atul Deshmukh | 27f4b72 | 2014-04-11 16:54:26 -0400 | [diff] [blame] | 858 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 859 | |
| 860 | while (!done) { |
| 861 | /* acquire semaphore2 from PCI HW block */ |
| 862 | done = qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM2_LOCK)); |
| 863 | if (done == 1) |
| 864 | break; |
Saurav Kashyap | 6c31555 | 2013-02-08 01:57:53 -0500 | [diff] [blame] | 865 | if (timeout >= qla82xx_rom_lock_timeout) { |
| 866 | lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); |
Sawan Chandak | 7ab3d96 | 2014-09-25 05:17:04 -0400 | [diff] [blame] | 867 | ql_dbg(ql_dbg_p3p, vha, 0xb157, |
Atul Deshmukh | 27f4b72 | 2014-04-11 16:54:26 -0400 | [diff] [blame] | 868 | "%s: Simultaneous flash access by following ports, active port = %d: accessing port = %d", |
| 869 | __func__, ha->portnum, lock_owner); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 870 | return -1; |
Saurav Kashyap | 6c31555 | 2013-02-08 01:57:53 -0500 | [diff] [blame] | 871 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 872 | timeout++; |
| 873 | } |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 874 | qla82xx_wr_32(ha, QLA82XX_ROM_LOCK_ID, ha->portnum); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 875 | return 0; |
| 876 | } |
| 877 | |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 878 | static void |
| 879 | qla82xx_rom_unlock(struct qla_hw_data *ha) |
| 880 | { |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 881 | qla82xx_wr_32(ha, QLA82XX_ROM_LOCK_ID, 0xffffffff); |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 882 | qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM2_UNLOCK)); |
| 883 | } |
| 884 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 885 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 886 | qla82xx_wait_rom_busy(struct qla_hw_data *ha) |
| 887 | { |
| 888 | long timeout = 0; |
| 889 | long done = 0 ; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 890 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 891 | |
| 892 | while (done == 0) { |
| 893 | done = qla82xx_rd_32(ha, QLA82XX_ROMUSB_GLB_STATUS); |
| 894 | done &= 4; |
| 895 | timeout++; |
| 896 | if (timeout >= rom_max_timeout) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 897 | ql_dbg(ql_dbg_p3p, vha, 0xb00a, |
| 898 | "%s: Timeout reached waiting for rom busy.\n", |
| 899 | QLA2XXX_DRIVER_NAME); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 900 | return -1; |
| 901 | } |
| 902 | } |
| 903 | return 0; |
| 904 | } |
| 905 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 906 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 907 | qla82xx_wait_rom_done(struct qla_hw_data *ha) |
| 908 | { |
| 909 | long timeout = 0; |
| 910 | long done = 0 ; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 911 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 912 | |
| 913 | while (done == 0) { |
| 914 | done = qla82xx_rd_32(ha, QLA82XX_ROMUSB_GLB_STATUS); |
| 915 | done &= 2; |
| 916 | timeout++; |
| 917 | if (timeout >= rom_max_timeout) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 918 | ql_dbg(ql_dbg_p3p, vha, 0xb00b, |
| 919 | "%s: Timeout reached waiting for rom done.\n", |
| 920 | QLA2XXX_DRIVER_NAME); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 921 | return -1; |
| 922 | } |
| 923 | } |
| 924 | return 0; |
| 925 | } |
| 926 | |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 927 | static int |
Chad Dupuis | 2b29d96 | 2012-02-09 11:15:41 -0800 | [diff] [blame] | 928 | qla82xx_md_rw_32(struct qla_hw_data *ha, uint32_t off, u32 data, uint8_t flag) |
| 929 | { |
| 930 | uint32_t off_value, rval = 0; |
| 931 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 932 | WRT_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase, off & 0xFFFF0000); |
Chad Dupuis | 2b29d96 | 2012-02-09 11:15:41 -0800 | [diff] [blame] | 933 | |
| 934 | /* Read back value to make sure write has gone through */ |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 935 | RD_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase); |
Chad Dupuis | 2b29d96 | 2012-02-09 11:15:41 -0800 | [diff] [blame] | 936 | off_value = (off & 0x0000FFFF); |
| 937 | |
| 938 | if (flag) |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 939 | WRT_REG_DWORD(off_value + CRB_INDIRECT_2M + ha->nx_pcibase, |
| 940 | data); |
Chad Dupuis | 2b29d96 | 2012-02-09 11:15:41 -0800 | [diff] [blame] | 941 | else |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 942 | rval = RD_REG_DWORD(off_value + CRB_INDIRECT_2M + |
| 943 | ha->nx_pcibase); |
Chad Dupuis | 2b29d96 | 2012-02-09 11:15:41 -0800 | [diff] [blame] | 944 | |
| 945 | return rval; |
| 946 | } |
| 947 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 948 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 949 | qla82xx_do_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) |
| 950 | { |
Chad Dupuis | 2b29d96 | 2012-02-09 11:15:41 -0800 | [diff] [blame] | 951 | /* Dword reads to flash. */ |
| 952 | qla82xx_md_rw_32(ha, MD_DIRECT_ROM_WINDOW, (addr & 0xFFFF0000), 1); |
| 953 | *valp = qla82xx_md_rw_32(ha, MD_DIRECT_ROM_READ_BASE + |
| 954 | (addr & 0x0000FFFF), 0, 0); |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 955 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 956 | return 0; |
| 957 | } |
| 958 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 959 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 960 | qla82xx_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) |
| 961 | { |
| 962 | int ret, loops = 0; |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 963 | uint32_t lock_owner = 0; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 964 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 965 | |
| 966 | while ((qla82xx_rom_lock(ha) != 0) && (loops < 50000)) { |
| 967 | udelay(100); |
| 968 | schedule(); |
| 969 | loops++; |
| 970 | } |
| 971 | if (loops >= 50000) { |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 972 | lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 973 | ql_log(ql_log_fatal, vha, 0x00b9, |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 974 | "Failed to acquire SEM2 lock, Lock Owner %u.\n", |
| 975 | lock_owner); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 976 | return -1; |
| 977 | } |
| 978 | ret = qla82xx_do_rom_fast_read(ha, addr, valp); |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 979 | qla82xx_rom_unlock(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 980 | return ret; |
| 981 | } |
| 982 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 983 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 984 | qla82xx_read_status_reg(struct qla_hw_data *ha, uint32_t *val) |
| 985 | { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 986 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 987 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_RDSR); |
| 988 | qla82xx_wait_rom_busy(ha); |
| 989 | if (qla82xx_wait_rom_done(ha)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 990 | ql_log(ql_log_warn, vha, 0xb00c, |
| 991 | "Error waiting for rom done.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 992 | return -1; |
| 993 | } |
| 994 | *val = qla82xx_rd_32(ha, QLA82XX_ROMUSB_ROM_RDATA); |
| 995 | return 0; |
| 996 | } |
| 997 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 998 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 999 | qla82xx_flash_wait_write_finish(struct qla_hw_data *ha) |
| 1000 | { |
| 1001 | long timeout = 0; |
| 1002 | uint32_t done = 1 ; |
| 1003 | uint32_t val; |
| 1004 | int ret = 0; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1005 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1006 | |
| 1007 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 0); |
| 1008 | while ((done != 0) && (ret == 0)) { |
| 1009 | ret = qla82xx_read_status_reg(ha, &val); |
| 1010 | done = val & 1; |
| 1011 | timeout++; |
| 1012 | udelay(10); |
| 1013 | cond_resched(); |
| 1014 | if (timeout >= 50000) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1015 | ql_log(ql_log_warn, vha, 0xb00d, |
| 1016 | "Timeout reached waiting for write finish.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1017 | return -1; |
| 1018 | } |
| 1019 | } |
| 1020 | return ret; |
| 1021 | } |
| 1022 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1023 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1024 | qla82xx_flash_set_write_enable(struct qla_hw_data *ha) |
| 1025 | { |
| 1026 | uint32_t val; |
| 1027 | qla82xx_wait_rom_busy(ha); |
| 1028 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 0); |
| 1029 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_WREN); |
| 1030 | qla82xx_wait_rom_busy(ha); |
| 1031 | if (qla82xx_wait_rom_done(ha)) |
| 1032 | return -1; |
| 1033 | if (qla82xx_read_status_reg(ha, &val) != 0) |
| 1034 | return -1; |
| 1035 | if ((val & 2) != 2) |
| 1036 | return -1; |
| 1037 | return 0; |
| 1038 | } |
| 1039 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1040 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1041 | qla82xx_write_status_reg(struct qla_hw_data *ha, uint32_t val) |
| 1042 | { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1043 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1044 | if (qla82xx_flash_set_write_enable(ha)) |
| 1045 | return -1; |
| 1046 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_WDATA, val); |
| 1047 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, 0x1); |
| 1048 | if (qla82xx_wait_rom_done(ha)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1049 | ql_log(ql_log_warn, vha, 0xb00e, |
| 1050 | "Error waiting for rom done.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1051 | return -1; |
| 1052 | } |
| 1053 | return qla82xx_flash_wait_write_finish(ha); |
| 1054 | } |
| 1055 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1056 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1057 | qla82xx_write_disable_flash(struct qla_hw_data *ha) |
| 1058 | { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1059 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1060 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_WRDI); |
| 1061 | if (qla82xx_wait_rom_done(ha)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1062 | ql_log(ql_log_warn, vha, 0xb00f, |
| 1063 | "Error waiting for rom done.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1064 | return -1; |
| 1065 | } |
| 1066 | return 0; |
| 1067 | } |
| 1068 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1069 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1070 | ql82xx_rom_lock_d(struct qla_hw_data *ha) |
| 1071 | { |
| 1072 | int loops = 0; |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 1073 | uint32_t lock_owner = 0; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1074 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
| 1075 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1076 | while ((qla82xx_rom_lock(ha) != 0) && (loops < 50000)) { |
| 1077 | udelay(100); |
| 1078 | cond_resched(); |
| 1079 | loops++; |
| 1080 | } |
| 1081 | if (loops >= 50000) { |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 1082 | lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1083 | ql_log(ql_log_warn, vha, 0xb010, |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 1084 | "ROM lock failed, Lock Owner %u.\n", lock_owner); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1085 | return -1; |
| 1086 | } |
Jesper Juhl | cd6dbb0 | 2011-11-20 22:34:15 +0100 | [diff] [blame] | 1087 | return 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1088 | } |
| 1089 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1090 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1091 | qla82xx_write_flash_dword(struct qla_hw_data *ha, uint32_t flashaddr, |
| 1092 | uint32_t data) |
| 1093 | { |
| 1094 | int ret = 0; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1095 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1096 | |
| 1097 | ret = ql82xx_rom_lock_d(ha); |
| 1098 | if (ret < 0) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1099 | ql_log(ql_log_warn, vha, 0xb011, |
| 1100 | "ROM lock failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1101 | return ret; |
| 1102 | } |
| 1103 | |
| 1104 | if (qla82xx_flash_set_write_enable(ha)) |
| 1105 | goto done_write; |
| 1106 | |
| 1107 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_WDATA, data); |
| 1108 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ADDRESS, flashaddr); |
| 1109 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 3); |
| 1110 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_PP); |
| 1111 | qla82xx_wait_rom_busy(ha); |
| 1112 | if (qla82xx_wait_rom_done(ha)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1113 | ql_log(ql_log_warn, vha, 0xb012, |
| 1114 | "Error waiting for rom done.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1115 | ret = -1; |
| 1116 | goto done_write; |
| 1117 | } |
| 1118 | |
| 1119 | ret = qla82xx_flash_wait_write_finish(ha); |
| 1120 | |
| 1121 | done_write: |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 1122 | qla82xx_rom_unlock(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1123 | return ret; |
| 1124 | } |
| 1125 | |
| 1126 | /* This routine does CRB initialize sequence |
| 1127 | * to put the ISP into operational state |
| 1128 | */ |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1129 | static int |
| 1130 | qla82xx_pinit_from_rom(scsi_qla_host_t *vha) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1131 | { |
| 1132 | int addr, val; |
| 1133 | int i ; |
| 1134 | struct crb_addr_pair *buf; |
| 1135 | unsigned long off; |
| 1136 | unsigned offset, n; |
| 1137 | struct qla_hw_data *ha = vha->hw; |
| 1138 | |
| 1139 | struct crb_addr_pair { |
| 1140 | long addr; |
| 1141 | long data; |
| 1142 | }; |
| 1143 | |
Masanari Iida | a720101 | 2012-11-21 02:40:42 -0500 | [diff] [blame] | 1144 | /* Halt all the individual PEGs and other blocks of the ISP */ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1145 | qla82xx_rom_lock(ha); |
Madhuranath Iyengar | c9e8fd5 | 2010-12-21 16:00:19 -0800 | [diff] [blame] | 1146 | |
Giridhar Malavali | 02be221 | 2011-03-30 11:46:24 -0700 | [diff] [blame] | 1147 | /* disable all I2Q */ |
| 1148 | qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x10, 0x0); |
| 1149 | qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x14, 0x0); |
| 1150 | qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x18, 0x0); |
| 1151 | qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x1c, 0x0); |
| 1152 | qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x20, 0x0); |
| 1153 | qla82xx_wr_32(ha, QLA82XX_CRB_I2Q + 0x24, 0x0); |
| 1154 | |
| 1155 | /* disable all niu interrupts */ |
Madhuranath Iyengar | c9e8fd5 | 2010-12-21 16:00:19 -0800 | [diff] [blame] | 1156 | qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x40, 0xff); |
| 1157 | /* disable xge rx/tx */ |
| 1158 | qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x70000, 0x00); |
| 1159 | /* disable xg1 rx/tx */ |
| 1160 | qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x80000, 0x00); |
Giridhar Malavali | 02be221 | 2011-03-30 11:46:24 -0700 | [diff] [blame] | 1161 | /* disable sideband mac */ |
| 1162 | qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x90000, 0x00); |
| 1163 | /* disable ap0 mac */ |
| 1164 | qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0xa0000, 0x00); |
| 1165 | /* disable ap1 mac */ |
| 1166 | qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0xb0000, 0x00); |
Madhuranath Iyengar | c9e8fd5 | 2010-12-21 16:00:19 -0800 | [diff] [blame] | 1167 | |
| 1168 | /* halt sre */ |
| 1169 | val = qla82xx_rd_32(ha, QLA82XX_CRB_SRE + 0x1000); |
| 1170 | qla82xx_wr_32(ha, QLA82XX_CRB_SRE + 0x1000, val & (~(0x1))); |
| 1171 | |
| 1172 | /* halt epg */ |
| 1173 | qla82xx_wr_32(ha, QLA82XX_CRB_EPG + 0x1300, 0x1); |
| 1174 | |
| 1175 | /* halt timers */ |
| 1176 | qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x0, 0x0); |
| 1177 | qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x8, 0x0); |
| 1178 | qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x10, 0x0); |
| 1179 | qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x18, 0x0); |
| 1180 | qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x100, 0x0); |
Giridhar Malavali | 02be221 | 2011-03-30 11:46:24 -0700 | [diff] [blame] | 1181 | qla82xx_wr_32(ha, QLA82XX_CRB_TIMER + 0x200, 0x0); |
Madhuranath Iyengar | c9e8fd5 | 2010-12-21 16:00:19 -0800 | [diff] [blame] | 1182 | |
| 1183 | /* halt pegs */ |
| 1184 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x3c, 1); |
| 1185 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_1 + 0x3c, 1); |
| 1186 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_2 + 0x3c, 1); |
| 1187 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_3 + 0x3c, 1); |
| 1188 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_4 + 0x3c, 1); |
Giridhar Malavali | 02be221 | 2011-03-30 11:46:24 -0700 | [diff] [blame] | 1189 | msleep(20); |
Madhuranath Iyengar | c9e8fd5 | 2010-12-21 16:00:19 -0800 | [diff] [blame] | 1190 | |
| 1191 | /* big hammer */ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1192 | if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) |
| 1193 | /* don't reset CAM block on reset */ |
| 1194 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xfeffffff); |
| 1195 | else |
| 1196 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xffffffff); |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 1197 | qla82xx_rom_unlock(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1198 | |
| 1199 | /* Read the signature value from the flash. |
| 1200 | * Offset 0: Contain signature (0xcafecafe) |
| 1201 | * Offset 4: Offset and number of addr/value pairs |
| 1202 | * that present in CRB initialize sequence |
| 1203 | */ |
| 1204 | if (qla82xx_rom_fast_read(ha, 0, &n) != 0 || n != 0xcafecafeUL || |
| 1205 | qla82xx_rom_fast_read(ha, 4, &n) != 0) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1206 | ql_log(ql_log_fatal, vha, 0x006e, |
| 1207 | "Error Reading crb_init area: n: %08x.\n", n); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1208 | return -1; |
| 1209 | } |
| 1210 | |
| 1211 | /* Offset in flash = lower 16 bits |
Saurav Kashyap | 00adc9a | 2012-05-15 14:34:22 -0400 | [diff] [blame] | 1212 | * Number of entries = upper 16 bits |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1213 | */ |
| 1214 | offset = n & 0xffffU; |
| 1215 | n = (n >> 16) & 0xffffU; |
| 1216 | |
Saurav Kashyap | 00adc9a | 2012-05-15 14:34:22 -0400 | [diff] [blame] | 1217 | /* number of addr/value pair should not exceed 1024 entries */ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1218 | if (n >= 1024) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1219 | ql_log(ql_log_fatal, vha, 0x0071, |
| 1220 | "Card flash not initialized:n=0x%x.\n", n); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1221 | return -1; |
| 1222 | } |
| 1223 | |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1224 | ql_log(ql_log_info, vha, 0x0072, |
| 1225 | "%d CRB init values found in ROM.\n", n); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1226 | |
| 1227 | buf = kmalloc(n * sizeof(struct crb_addr_pair), GFP_KERNEL); |
| 1228 | if (buf == NULL) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1229 | ql_log(ql_log_fatal, vha, 0x010c, |
| 1230 | "Unable to allocate memory.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1231 | return -1; |
| 1232 | } |
| 1233 | |
| 1234 | for (i = 0; i < n; i++) { |
| 1235 | if (qla82xx_rom_fast_read(ha, 8*i + 4*offset, &val) != 0 || |
| 1236 | qla82xx_rom_fast_read(ha, 8*i + 4*offset + 4, &addr) != 0) { |
| 1237 | kfree(buf); |
| 1238 | return -1; |
| 1239 | } |
| 1240 | |
| 1241 | buf[i].addr = addr; |
| 1242 | buf[i].data = val; |
| 1243 | } |
| 1244 | |
| 1245 | for (i = 0; i < n; i++) { |
| 1246 | /* Translate internal CRB initialization |
| 1247 | * address to PCI bus address |
| 1248 | */ |
| 1249 | off = qla82xx_decode_crb_addr((unsigned long)buf[i].addr) + |
| 1250 | QLA82XX_PCI_CRBSPACE; |
| 1251 | /* Not all CRB addr/value pair to be written, |
| 1252 | * some of them are skipped |
| 1253 | */ |
| 1254 | |
| 1255 | /* skipping cold reboot MAGIC */ |
| 1256 | if (off == QLA82XX_CAM_RAM(0x1fc)) |
| 1257 | continue; |
| 1258 | |
| 1259 | /* do not reset PCI */ |
| 1260 | if (off == (ROMUSB_GLB + 0xbc)) |
| 1261 | continue; |
| 1262 | |
| 1263 | /* skip core clock, so that firmware can increase the clock */ |
| 1264 | if (off == (ROMUSB_GLB + 0xc8)) |
| 1265 | continue; |
| 1266 | |
| 1267 | /* skip the function enable register */ |
| 1268 | if (off == QLA82XX_PCIE_REG(PCIE_SETUP_FUNCTION)) |
| 1269 | continue; |
| 1270 | |
| 1271 | if (off == QLA82XX_PCIE_REG(PCIE_SETUP_FUNCTION2)) |
| 1272 | continue; |
| 1273 | |
| 1274 | if ((off & 0x0ff00000) == QLA82XX_CRB_SMB) |
| 1275 | continue; |
| 1276 | |
| 1277 | if ((off & 0x0ff00000) == QLA82XX_CRB_DDR_NET) |
| 1278 | continue; |
| 1279 | |
| 1280 | if (off == ADDR_ERROR) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1281 | ql_log(ql_log_fatal, vha, 0x0116, |
Masanari Iida | d939be3 | 2015-02-27 23:52:31 +0900 | [diff] [blame] | 1282 | "Unknown addr: 0x%08lx.\n", buf[i].addr); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1283 | continue; |
| 1284 | } |
| 1285 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1286 | qla82xx_wr_32(ha, off, buf[i].data); |
| 1287 | |
| 1288 | /* ISP requires much bigger delay to settle down, |
| 1289 | * else crb_window returns 0xffffffff |
| 1290 | */ |
| 1291 | if (off == QLA82XX_ROMUSB_GLB_SW_RESET) |
| 1292 | msleep(1000); |
| 1293 | |
| 1294 | /* ISP requires millisec delay between |
| 1295 | * successive CRB register updation |
| 1296 | */ |
| 1297 | msleep(1); |
| 1298 | } |
| 1299 | |
| 1300 | kfree(buf); |
| 1301 | |
| 1302 | /* Resetting the data and instruction cache */ |
| 1303 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_D+0xec, 0x1e); |
| 1304 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_D+0x4c, 8); |
| 1305 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_I+0x4c, 8); |
| 1306 | |
| 1307 | /* Clear all protocol processing engines */ |
| 1308 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0+0x8, 0); |
| 1309 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0+0xc, 0); |
| 1310 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_1+0x8, 0); |
| 1311 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_1+0xc, 0); |
| 1312 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_2+0x8, 0); |
| 1313 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_2+0xc, 0); |
| 1314 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_3+0x8, 0); |
| 1315 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_3+0xc, 0); |
| 1316 | return 0; |
| 1317 | } |
| 1318 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1319 | static int |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1320 | qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, |
| 1321 | u64 off, void *data, int size) |
| 1322 | { |
| 1323 | int i, j, ret = 0, loop, sz[2], off0; |
| 1324 | int scale, shift_amount, startword; |
| 1325 | uint32_t temp; |
| 1326 | uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; |
| 1327 | |
| 1328 | /* |
| 1329 | * If not MN, go check for MS or invalid. |
| 1330 | */ |
| 1331 | if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) |
| 1332 | mem_crb = QLA82XX_CRB_QDR_NET; |
| 1333 | else { |
| 1334 | mem_crb = QLA82XX_CRB_DDR_NET; |
| 1335 | if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) |
| 1336 | return qla82xx_pci_mem_write_direct(ha, |
| 1337 | off, data, size); |
| 1338 | } |
| 1339 | |
| 1340 | off0 = off & 0x7; |
| 1341 | sz[0] = (size < (8 - off0)) ? size : (8 - off0); |
| 1342 | sz[1] = size - sz[0]; |
| 1343 | |
| 1344 | off8 = off & 0xfffffff0; |
| 1345 | loop = (((off & 0xf) + size - 1) >> 4) + 1; |
| 1346 | shift_amount = 4; |
| 1347 | scale = 2; |
| 1348 | startword = (off & 0xf)/8; |
| 1349 | |
| 1350 | for (i = 0; i < loop; i++) { |
| 1351 | if (qla82xx_pci_mem_read_2M(ha, off8 + |
| 1352 | (i << shift_amount), &word[i * scale], 8)) |
| 1353 | return -1; |
| 1354 | } |
| 1355 | |
| 1356 | switch (size) { |
| 1357 | case 1: |
| 1358 | tmpw = *((uint8_t *)data); |
| 1359 | break; |
| 1360 | case 2: |
| 1361 | tmpw = *((uint16_t *)data); |
| 1362 | break; |
| 1363 | case 4: |
| 1364 | tmpw = *((uint32_t *)data); |
| 1365 | break; |
| 1366 | case 8: |
| 1367 | default: |
| 1368 | tmpw = *((uint64_t *)data); |
| 1369 | break; |
| 1370 | } |
| 1371 | |
| 1372 | if (sz[0] == 8) { |
| 1373 | word[startword] = tmpw; |
| 1374 | } else { |
| 1375 | word[startword] &= |
| 1376 | ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); |
| 1377 | word[startword] |= tmpw << (off0 * 8); |
| 1378 | } |
| 1379 | if (sz[1] != 0) { |
| 1380 | word[startword+1] &= ~(~0ULL << (sz[1] * 8)); |
| 1381 | word[startword+1] |= tmpw >> (sz[0] * 8); |
| 1382 | } |
| 1383 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1384 | for (i = 0; i < loop; i++) { |
| 1385 | temp = off8 + (i << shift_amount); |
| 1386 | qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_LO, temp); |
| 1387 | temp = 0; |
| 1388 | qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_HI, temp); |
| 1389 | temp = word[i * scale] & 0xffffffff; |
| 1390 | qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); |
| 1391 | temp = (word[i * scale] >> 32) & 0xffffffff; |
| 1392 | qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); |
| 1393 | temp = word[i*scale + 1] & 0xffffffff; |
| 1394 | qla82xx_wr_32(ha, mem_crb + |
| 1395 | MIU_TEST_AGT_WRDATA_UPPER_LO, temp); |
| 1396 | temp = (word[i*scale + 1] >> 32) & 0xffffffff; |
| 1397 | qla82xx_wr_32(ha, mem_crb + |
| 1398 | MIU_TEST_AGT_WRDATA_UPPER_HI, temp); |
| 1399 | |
| 1400 | temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; |
| 1401 | qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); |
| 1402 | temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; |
| 1403 | qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); |
| 1404 | |
| 1405 | for (j = 0; j < MAX_CTL_CHECK; j++) { |
| 1406 | temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); |
| 1407 | if ((temp & MIU_TA_CTL_BUSY) == 0) |
| 1408 | break; |
| 1409 | } |
| 1410 | |
| 1411 | if (j >= MAX_CTL_CHECK) { |
| 1412 | if (printk_ratelimit()) |
| 1413 | dev_err(&ha->pdev->dev, |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1414 | "failed to write through agent.\n"); |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1415 | ret = -1; |
| 1416 | break; |
| 1417 | } |
| 1418 | } |
| 1419 | |
| 1420 | return ret; |
| 1421 | } |
| 1422 | |
| 1423 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1424 | qla82xx_fw_load_from_flash(struct qla_hw_data *ha) |
| 1425 | { |
| 1426 | int i; |
| 1427 | long size = 0; |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1428 | long flashaddr = ha->flt_region_bootload << 2; |
| 1429 | long memaddr = BOOTLD_START; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1430 | u64 data; |
| 1431 | u32 high, low; |
| 1432 | size = (IMAGE_START - BOOTLD_START) / 8; |
| 1433 | |
| 1434 | for (i = 0; i < size; i++) { |
| 1435 | if ((qla82xx_rom_fast_read(ha, flashaddr, (int *)&low)) || |
| 1436 | (qla82xx_rom_fast_read(ha, flashaddr + 4, (int *)&high))) { |
| 1437 | return -1; |
| 1438 | } |
| 1439 | data = ((u64)high << 32) | low ; |
| 1440 | qla82xx_pci_mem_write_2M(ha, memaddr, &data, 8); |
| 1441 | flashaddr += 8; |
| 1442 | memaddr += 8; |
| 1443 | |
| 1444 | if (i % 0x1000 == 0) |
| 1445 | msleep(1); |
| 1446 | } |
| 1447 | udelay(100); |
| 1448 | read_lock(&ha->hw_lock); |
Giridhar Malavali | 3711333 | 2010-07-23 15:28:34 +0500 | [diff] [blame] | 1449 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); |
| 1450 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1451 | read_unlock(&ha->hw_lock); |
| 1452 | return 0; |
| 1453 | } |
| 1454 | |
| 1455 | int |
| 1456 | qla82xx_pci_mem_read_2M(struct qla_hw_data *ha, |
| 1457 | u64 off, void *data, int size) |
| 1458 | { |
| 1459 | int i, j = 0, k, start, end, loop, sz[2], off0[2]; |
| 1460 | int shift_amount; |
| 1461 | uint32_t temp; |
| 1462 | uint64_t off8, val, mem_crb, word[2] = {0, 0}; |
| 1463 | |
| 1464 | /* |
| 1465 | * If not MN, go check for MS or invalid. |
| 1466 | */ |
| 1467 | |
| 1468 | if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) |
| 1469 | mem_crb = QLA82XX_CRB_QDR_NET; |
| 1470 | else { |
| 1471 | mem_crb = QLA82XX_CRB_DDR_NET; |
| 1472 | if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) |
| 1473 | return qla82xx_pci_mem_read_direct(ha, |
| 1474 | off, data, size); |
| 1475 | } |
| 1476 | |
Giridhar Malavali | 3711333 | 2010-07-23 15:28:34 +0500 | [diff] [blame] | 1477 | off8 = off & 0xfffffff0; |
| 1478 | off0[0] = off & 0xf; |
| 1479 | sz[0] = (size < (16 - off0[0])) ? size : (16 - off0[0]); |
| 1480 | shift_amount = 4; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1481 | loop = ((off0[0] + size - 1) >> shift_amount) + 1; |
| 1482 | off0[1] = 0; |
| 1483 | sz[1] = size - sz[0]; |
| 1484 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1485 | for (i = 0; i < loop; i++) { |
| 1486 | temp = off8 + (i << shift_amount); |
| 1487 | qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_LO, temp); |
| 1488 | temp = 0; |
| 1489 | qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_HI, temp); |
| 1490 | temp = MIU_TA_CTL_ENABLE; |
| 1491 | qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); |
| 1492 | temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; |
| 1493 | qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); |
| 1494 | |
| 1495 | for (j = 0; j < MAX_CTL_CHECK; j++) { |
| 1496 | temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); |
| 1497 | if ((temp & MIU_TA_CTL_BUSY) == 0) |
| 1498 | break; |
| 1499 | } |
| 1500 | |
| 1501 | if (j >= MAX_CTL_CHECK) { |
| 1502 | if (printk_ratelimit()) |
| 1503 | dev_err(&ha->pdev->dev, |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1504 | "failed to read through agent.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1505 | break; |
| 1506 | } |
| 1507 | |
| 1508 | start = off0[i] >> 2; |
| 1509 | end = (off0[i] + sz[i] - 1) >> 2; |
| 1510 | for (k = start; k <= end; k++) { |
| 1511 | temp = qla82xx_rd_32(ha, |
| 1512 | mem_crb + MIU_TEST_AGT_RDDATA(k)); |
| 1513 | word[i] |= ((uint64_t)temp << (32 * (k & 1))); |
| 1514 | } |
| 1515 | } |
| 1516 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1517 | if (j >= MAX_CTL_CHECK) |
| 1518 | return -1; |
| 1519 | |
| 1520 | if ((off0[0] & 7) == 0) { |
| 1521 | val = word[0]; |
| 1522 | } else { |
| 1523 | val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | |
| 1524 | ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); |
| 1525 | } |
| 1526 | |
| 1527 | switch (size) { |
| 1528 | case 1: |
| 1529 | *(uint8_t *)data = val; |
| 1530 | break; |
| 1531 | case 2: |
| 1532 | *(uint16_t *)data = val; |
| 1533 | break; |
| 1534 | case 4: |
| 1535 | *(uint32_t *)data = val; |
| 1536 | break; |
| 1537 | case 8: |
| 1538 | *(uint64_t *)data = val; |
| 1539 | break; |
| 1540 | } |
| 1541 | return 0; |
| 1542 | } |
| 1543 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1544 | |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1545 | static struct qla82xx_uri_table_desc * |
| 1546 | qla82xx_get_table_desc(const u8 *unirom, int section) |
| 1547 | { |
| 1548 | uint32_t i; |
| 1549 | struct qla82xx_uri_table_desc *directory = |
| 1550 | (struct qla82xx_uri_table_desc *)&unirom[0]; |
| 1551 | __le32 offset; |
| 1552 | __le32 tab_type; |
| 1553 | __le32 entries = cpu_to_le32(directory->num_entries); |
| 1554 | |
| 1555 | for (i = 0; i < entries; i++) { |
| 1556 | offset = cpu_to_le32(directory->findex) + |
| 1557 | (i * cpu_to_le32(directory->entry_size)); |
| 1558 | tab_type = cpu_to_le32(*((u32 *)&unirom[offset] + 8)); |
| 1559 | |
| 1560 | if (tab_type == section) |
| 1561 | return (struct qla82xx_uri_table_desc *)&unirom[offset]; |
| 1562 | } |
| 1563 | |
| 1564 | return NULL; |
| 1565 | } |
| 1566 | |
| 1567 | static struct qla82xx_uri_data_desc * |
| 1568 | qla82xx_get_data_desc(struct qla_hw_data *ha, |
| 1569 | u32 section, u32 idx_offset) |
| 1570 | { |
| 1571 | const u8 *unirom = ha->hablob->fw->data; |
| 1572 | int idx = cpu_to_le32(*((int *)&unirom[ha->file_prd_off] + idx_offset)); |
| 1573 | struct qla82xx_uri_table_desc *tab_desc = NULL; |
| 1574 | __le32 offset; |
| 1575 | |
| 1576 | tab_desc = qla82xx_get_table_desc(unirom, section); |
| 1577 | if (!tab_desc) |
| 1578 | return NULL; |
| 1579 | |
| 1580 | offset = cpu_to_le32(tab_desc->findex) + |
| 1581 | (cpu_to_le32(tab_desc->entry_size) * idx); |
| 1582 | |
| 1583 | return (struct qla82xx_uri_data_desc *)&unirom[offset]; |
| 1584 | } |
| 1585 | |
| 1586 | static u8 * |
| 1587 | qla82xx_get_bootld_offset(struct qla_hw_data *ha) |
| 1588 | { |
| 1589 | u32 offset = BOOTLD_START; |
| 1590 | struct qla82xx_uri_data_desc *uri_desc = NULL; |
| 1591 | |
| 1592 | if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { |
| 1593 | uri_desc = qla82xx_get_data_desc(ha, |
| 1594 | QLA82XX_URI_DIR_SECT_BOOTLD, QLA82XX_URI_BOOTLD_IDX_OFF); |
| 1595 | if (uri_desc) |
| 1596 | offset = cpu_to_le32(uri_desc->findex); |
| 1597 | } |
| 1598 | |
| 1599 | return (u8 *)&ha->hablob->fw->data[offset]; |
| 1600 | } |
| 1601 | |
| 1602 | static __le32 |
| 1603 | qla82xx_get_fw_size(struct qla_hw_data *ha) |
| 1604 | { |
| 1605 | struct qla82xx_uri_data_desc *uri_desc = NULL; |
| 1606 | |
| 1607 | if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { |
| 1608 | uri_desc = qla82xx_get_data_desc(ha, QLA82XX_URI_DIR_SECT_FW, |
| 1609 | QLA82XX_URI_FIRMWARE_IDX_OFF); |
| 1610 | if (uri_desc) |
| 1611 | return cpu_to_le32(uri_desc->size); |
| 1612 | } |
| 1613 | |
| 1614 | return cpu_to_le32(*(u32 *)&ha->hablob->fw->data[FW_SIZE_OFFSET]); |
| 1615 | } |
| 1616 | |
| 1617 | static u8 * |
| 1618 | qla82xx_get_fw_offs(struct qla_hw_data *ha) |
| 1619 | { |
| 1620 | u32 offset = IMAGE_START; |
| 1621 | struct qla82xx_uri_data_desc *uri_desc = NULL; |
| 1622 | |
| 1623 | if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { |
| 1624 | uri_desc = qla82xx_get_data_desc(ha, QLA82XX_URI_DIR_SECT_FW, |
| 1625 | QLA82XX_URI_FIRMWARE_IDX_OFF); |
| 1626 | if (uri_desc) |
| 1627 | offset = cpu_to_le32(uri_desc->findex); |
| 1628 | } |
| 1629 | |
| 1630 | return (u8 *)&ha->hablob->fw->data[offset]; |
| 1631 | } |
| 1632 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1633 | /* PCI related functions */ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1634 | int qla82xx_pci_region_offset(struct pci_dev *pdev, int region) |
| 1635 | { |
| 1636 | unsigned long val = 0; |
| 1637 | u32 control; |
| 1638 | |
| 1639 | switch (region) { |
| 1640 | case 0: |
| 1641 | val = 0; |
| 1642 | break; |
| 1643 | case 1: |
| 1644 | pci_read_config_dword(pdev, QLA82XX_PCI_REG_MSIX_TBL, &control); |
| 1645 | val = control + QLA82XX_MSIX_TBL_SPACE; |
| 1646 | break; |
| 1647 | } |
| 1648 | return val; |
| 1649 | } |
| 1650 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1651 | |
| 1652 | int |
| 1653 | qla82xx_iospace_config(struct qla_hw_data *ha) |
| 1654 | { |
| 1655 | uint32_t len = 0; |
| 1656 | |
| 1657 | if (pci_request_regions(ha->pdev, QLA2XXX_DRIVER_NAME)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1658 | ql_log_pci(ql_log_fatal, ha->pdev, 0x000c, |
| 1659 | "Failed to reserver selected regions.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1660 | goto iospace_error_exit; |
| 1661 | } |
| 1662 | |
| 1663 | /* Use MMIO operations for all accesses. */ |
| 1664 | if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1665 | ql_log_pci(ql_log_fatal, ha->pdev, 0x000d, |
| 1666 | "Region #0 not an MMIO resource, aborting.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1667 | goto iospace_error_exit; |
| 1668 | } |
| 1669 | |
| 1670 | len = pci_resource_len(ha->pdev, 0); |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1671 | ha->nx_pcibase = ioremap(pci_resource_start(ha->pdev, 0), len); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1672 | if (!ha->nx_pcibase) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1673 | ql_log_pci(ql_log_fatal, ha->pdev, 0x000e, |
| 1674 | "Cannot remap pcibase MMIO, aborting.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1675 | goto iospace_error_exit; |
| 1676 | } |
| 1677 | |
| 1678 | /* Mapping of IO base pointer */ |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 1679 | if (IS_QLA8044(ha)) { |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1680 | ha->iobase = ha->nx_pcibase; |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 1681 | } else if (IS_QLA82XX(ha)) { |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1682 | ha->iobase = ha->nx_pcibase + 0xbc000 + (ha->pdev->devfn << 11); |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 1683 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1684 | |
| 1685 | if (!ql2xdbwr) { |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1686 | ha->nxdb_wr_ptr = ioremap((pci_resource_start(ha->pdev, 4) + |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1687 | (ha->pdev->devfn << 12)), 4); |
| 1688 | if (!ha->nxdb_wr_ptr) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1689 | ql_log_pci(ql_log_fatal, ha->pdev, 0x000f, |
| 1690 | "Cannot remap MMIO, aborting.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1691 | goto iospace_error_exit; |
| 1692 | } |
| 1693 | |
| 1694 | /* Mapping of IO base pointer, |
| 1695 | * door bell read and write pointer |
| 1696 | */ |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1697 | ha->nxdb_rd_ptr = ha->nx_pcibase + (512 * 1024) + |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1698 | (ha->pdev->devfn * 8); |
| 1699 | } else { |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1700 | ha->nxdb_wr_ptr = (void __iomem *)(ha->pdev->devfn == 6 ? |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1701 | QLA82XX_CAMRAM_DB1 : |
| 1702 | QLA82XX_CAMRAM_DB2); |
| 1703 | } |
| 1704 | |
| 1705 | ha->max_req_queues = ha->max_rsp_queues = 1; |
| 1706 | ha->msix_count = ha->max_rsp_queues + 1; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1707 | ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc006, |
| 1708 | "nx_pci_base=%p iobase=%p " |
| 1709 | "max_req_queues=%d msix_count=%d.\n", |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1710 | ha->nx_pcibase, ha->iobase, |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1711 | ha->max_req_queues, ha->msix_count); |
| 1712 | ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0010, |
| 1713 | "nx_pci_base=%p iobase=%p " |
| 1714 | "max_req_queues=%d msix_count=%d.\n", |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1715 | ha->nx_pcibase, ha->iobase, |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1716 | ha->max_req_queues, ha->msix_count); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1717 | return 0; |
| 1718 | |
| 1719 | iospace_error_exit: |
| 1720 | return -ENOMEM; |
| 1721 | } |
| 1722 | |
| 1723 | /* GS related functions */ |
| 1724 | |
| 1725 | /* Initialization related functions */ |
| 1726 | |
| 1727 | /** |
| 1728 | * qla82xx_pci_config() - Setup ISP82xx PCI configuration registers. |
| 1729 | * @ha: HA context |
| 1730 | * |
| 1731 | * Returns 0 on success. |
| 1732 | */ |
| 1733 | int |
| 1734 | qla82xx_pci_config(scsi_qla_host_t *vha) |
| 1735 | { |
| 1736 | struct qla_hw_data *ha = vha->hw; |
| 1737 | int ret; |
| 1738 | |
| 1739 | pci_set_master(ha->pdev); |
| 1740 | ret = pci_set_mwi(ha->pdev); |
| 1741 | ha->chip_revision = ha->pdev->revision; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1742 | ql_dbg(ql_dbg_init, vha, 0x0043, |
Bart Van Assche | 52c8282 | 2015-07-09 07:23:26 -0700 | [diff] [blame] | 1743 | "Chip revision:%d; pci_set_mwi() returned %d.\n", |
| 1744 | ha->chip_revision, ret); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1745 | return 0; |
| 1746 | } |
| 1747 | |
| 1748 | /** |
| 1749 | * qla82xx_reset_chip() - Setup ISP82xx PCI configuration registers. |
| 1750 | * @ha: HA context |
| 1751 | * |
| 1752 | * Returns 0 on success. |
| 1753 | */ |
| 1754 | void |
| 1755 | qla82xx_reset_chip(scsi_qla_host_t *vha) |
| 1756 | { |
| 1757 | struct qla_hw_data *ha = vha->hw; |
| 1758 | ha->isp_ops->disable_intrs(ha); |
| 1759 | } |
| 1760 | |
| 1761 | void qla82xx_config_rings(struct scsi_qla_host *vha) |
| 1762 | { |
| 1763 | struct qla_hw_data *ha = vha->hw; |
| 1764 | struct device_reg_82xx __iomem *reg = &ha->iobase->isp82; |
| 1765 | struct init_cb_81xx *icb; |
| 1766 | struct req_que *req = ha->req_q_map[0]; |
| 1767 | struct rsp_que *rsp = ha->rsp_q_map[0]; |
| 1768 | |
| 1769 | /* Setup ring parameters in initialization control block. */ |
| 1770 | icb = (struct init_cb_81xx *)ha->init_cb; |
Bart Van Assche | ad95036 | 2015-07-09 07:24:08 -0700 | [diff] [blame] | 1771 | icb->request_q_outpointer = cpu_to_le16(0); |
| 1772 | icb->response_q_inpointer = cpu_to_le16(0); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1773 | icb->request_q_length = cpu_to_le16(req->length); |
| 1774 | icb->response_q_length = cpu_to_le16(rsp->length); |
| 1775 | icb->request_q_address[0] = cpu_to_le32(LSD(req->dma)); |
| 1776 | icb->request_q_address[1] = cpu_to_le32(MSD(req->dma)); |
| 1777 | icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma)); |
| 1778 | icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma)); |
| 1779 | |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 1780 | WRT_REG_DWORD(®->req_q_out[0], 0); |
| 1781 | WRT_REG_DWORD(®->rsp_q_in[0], 0); |
| 1782 | WRT_REG_DWORD(®->rsp_q_out[0], 0); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1783 | } |
| 1784 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1785 | static int |
| 1786 | qla82xx_fw_load_from_blob(struct qla_hw_data *ha) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1787 | { |
| 1788 | u64 *ptr64; |
| 1789 | u32 i, flashaddr, size; |
| 1790 | __le64 data; |
| 1791 | |
| 1792 | size = (IMAGE_START - BOOTLD_START) / 8; |
| 1793 | |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1794 | ptr64 = (u64 *)qla82xx_get_bootld_offset(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1795 | flashaddr = BOOTLD_START; |
| 1796 | |
| 1797 | for (i = 0; i < size; i++) { |
| 1798 | data = cpu_to_le64(ptr64[i]); |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1799 | if (qla82xx_pci_mem_write_2M(ha, flashaddr, &data, 8)) |
| 1800 | return -EIO; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1801 | flashaddr += 8; |
| 1802 | } |
| 1803 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1804 | flashaddr = FLASH_ADDR_START; |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1805 | size = (__force u32)qla82xx_get_fw_size(ha) / 8; |
| 1806 | ptr64 = (u64 *)qla82xx_get_fw_offs(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1807 | |
| 1808 | for (i = 0; i < size; i++) { |
| 1809 | data = cpu_to_le64(ptr64[i]); |
| 1810 | |
| 1811 | if (qla82xx_pci_mem_write_2M(ha, flashaddr, &data, 8)) |
| 1812 | return -EIO; |
| 1813 | flashaddr += 8; |
| 1814 | } |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1815 | udelay(100); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1816 | |
| 1817 | /* Write a magic value to CAMRAM register |
| 1818 | * at a specified offset to indicate |
| 1819 | * that all data is written and |
| 1820 | * ready for firmware to initialize. |
| 1821 | */ |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1822 | qla82xx_wr_32(ha, QLA82XX_CAM_RAM(0x1fc), QLA82XX_BDINFO_MAGIC); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1823 | |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1824 | read_lock(&ha->hw_lock); |
Giridhar Malavali | 3711333 | 2010-07-23 15:28:34 +0500 | [diff] [blame] | 1825 | qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); |
| 1826 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1827 | read_unlock(&ha->hw_lock); |
| 1828 | return 0; |
| 1829 | } |
| 1830 | |
| 1831 | static int |
| 1832 | qla82xx_set_product_offset(struct qla_hw_data *ha) |
| 1833 | { |
| 1834 | struct qla82xx_uri_table_desc *ptab_desc = NULL; |
| 1835 | const uint8_t *unirom = ha->hablob->fw->data; |
| 1836 | uint32_t i; |
| 1837 | __le32 entries; |
| 1838 | __le32 flags, file_chiprev, offset; |
| 1839 | uint8_t chiprev = ha->chip_revision; |
| 1840 | /* Hardcoding mn_present flag for P3P */ |
| 1841 | int mn_present = 0; |
| 1842 | uint32_t flagbit; |
| 1843 | |
| 1844 | ptab_desc = qla82xx_get_table_desc(unirom, |
| 1845 | QLA82XX_URI_DIR_SECT_PRODUCT_TBL); |
Bart Van Assche | 8d2b21d | 2015-06-04 15:58:09 -0700 | [diff] [blame] | 1846 | if (!ptab_desc) |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1847 | return -1; |
| 1848 | |
| 1849 | entries = cpu_to_le32(ptab_desc->num_entries); |
| 1850 | |
| 1851 | for (i = 0; i < entries; i++) { |
| 1852 | offset = cpu_to_le32(ptab_desc->findex) + |
| 1853 | (i * cpu_to_le32(ptab_desc->entry_size)); |
| 1854 | flags = cpu_to_le32(*((int *)&unirom[offset] + |
| 1855 | QLA82XX_URI_FLAGS_OFF)); |
| 1856 | file_chiprev = cpu_to_le32(*((int *)&unirom[offset] + |
| 1857 | QLA82XX_URI_CHIP_REV_OFF)); |
| 1858 | |
| 1859 | flagbit = mn_present ? 1 : 2; |
| 1860 | |
| 1861 | if ((chiprev == file_chiprev) && ((1ULL << flagbit) & flags)) { |
| 1862 | ha->file_prd_off = offset; |
| 1863 | return 0; |
| 1864 | } |
| 1865 | } |
| 1866 | return -1; |
| 1867 | } |
| 1868 | |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 1869 | static int |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 1870 | qla82xx_validate_firmware_blob(scsi_qla_host_t *vha, uint8_t fw_type) |
| 1871 | { |
| 1872 | __le32 val; |
| 1873 | uint32_t min_size; |
| 1874 | struct qla_hw_data *ha = vha->hw; |
| 1875 | const struct firmware *fw = ha->hablob->fw; |
| 1876 | |
| 1877 | ha->fw_type = fw_type; |
| 1878 | |
| 1879 | if (fw_type == QLA82XX_UNIFIED_ROMIMAGE) { |
| 1880 | if (qla82xx_set_product_offset(ha)) |
| 1881 | return -EINVAL; |
| 1882 | |
| 1883 | min_size = QLA82XX_URI_FW_MIN_SIZE; |
| 1884 | } else { |
| 1885 | val = cpu_to_le32(*(u32 *)&fw->data[QLA82XX_FW_MAGIC_OFFSET]); |
| 1886 | if ((__force u32)val != QLA82XX_BDINFO_MAGIC) |
| 1887 | return -EINVAL; |
| 1888 | |
| 1889 | min_size = QLA82XX_FW_MIN_SIZE; |
| 1890 | } |
| 1891 | |
| 1892 | if (fw->size < min_size) |
| 1893 | return -EINVAL; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1894 | return 0; |
| 1895 | } |
| 1896 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1897 | static int |
| 1898 | qla82xx_check_cmdpeg_state(struct qla_hw_data *ha) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1899 | { |
| 1900 | u32 val = 0; |
| 1901 | int retries = 60; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1902 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1903 | |
| 1904 | do { |
| 1905 | read_lock(&ha->hw_lock); |
| 1906 | val = qla82xx_rd_32(ha, CRB_CMDPEG_STATE); |
| 1907 | read_unlock(&ha->hw_lock); |
| 1908 | |
| 1909 | switch (val) { |
| 1910 | case PHAN_INITIALIZE_COMPLETE: |
| 1911 | case PHAN_INITIALIZE_ACK: |
| 1912 | return QLA_SUCCESS; |
| 1913 | case PHAN_INITIALIZE_FAILED: |
| 1914 | break; |
| 1915 | default: |
| 1916 | break; |
| 1917 | } |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1918 | ql_log(ql_log_info, vha, 0x00a8, |
| 1919 | "CRB_CMDPEG_STATE: 0x%x and retries:0x%x.\n", |
| 1920 | val, retries); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1921 | |
| 1922 | msleep(500); |
| 1923 | |
| 1924 | } while (--retries); |
| 1925 | |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1926 | ql_log(ql_log_fatal, vha, 0x00a9, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1927 | "Cmd Peg initialization failed: 0x%x.\n", val); |
| 1928 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1929 | val = qla82xx_rd_32(ha, QLA82XX_ROMUSB_GLB_PEGTUNE_DONE); |
| 1930 | read_lock(&ha->hw_lock); |
| 1931 | qla82xx_wr_32(ha, CRB_CMDPEG_STATE, PHAN_INITIALIZE_FAILED); |
| 1932 | read_unlock(&ha->hw_lock); |
| 1933 | return QLA_FUNCTION_FAILED; |
| 1934 | } |
| 1935 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 1936 | static int |
| 1937 | qla82xx_check_rcvpeg_state(struct qla_hw_data *ha) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1938 | { |
| 1939 | u32 val = 0; |
| 1940 | int retries = 60; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1941 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1942 | |
| 1943 | do { |
| 1944 | read_lock(&ha->hw_lock); |
| 1945 | val = qla82xx_rd_32(ha, CRB_RCVPEG_STATE); |
| 1946 | read_unlock(&ha->hw_lock); |
| 1947 | |
| 1948 | switch (val) { |
| 1949 | case PHAN_INITIALIZE_COMPLETE: |
| 1950 | case PHAN_INITIALIZE_ACK: |
| 1951 | return QLA_SUCCESS; |
| 1952 | case PHAN_INITIALIZE_FAILED: |
| 1953 | break; |
| 1954 | default: |
| 1955 | break; |
| 1956 | } |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1957 | ql_log(ql_log_info, vha, 0x00ab, |
| 1958 | "CRB_RCVPEG_STATE: 0x%x and retries: 0x%x.\n", |
| 1959 | val, retries); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1960 | |
| 1961 | msleep(500); |
| 1962 | |
| 1963 | } while (--retries); |
| 1964 | |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 1965 | ql_log(ql_log_fatal, vha, 0x00ac, |
| 1966 | "Rcv Peg initializatin failed: 0x%x.\n", val); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1967 | read_lock(&ha->hw_lock); |
| 1968 | qla82xx_wr_32(ha, CRB_RCVPEG_STATE, PHAN_INITIALIZE_FAILED); |
| 1969 | read_unlock(&ha->hw_lock); |
| 1970 | return QLA_FUNCTION_FAILED; |
| 1971 | } |
| 1972 | |
| 1973 | /* ISR related functions */ |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1974 | static struct qla82xx_legacy_intr_set legacy_intr[] = \ |
| 1975 | QLA82XX_LEGACY_INTR_CONFIG; |
| 1976 | |
| 1977 | /* |
| 1978 | * qla82xx_mbx_completion() - Process mailbox command completions. |
| 1979 | * @ha: SCSI driver HA context |
| 1980 | * @mb0: Mailbox0 register |
| 1981 | */ |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 1982 | void |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 1983 | qla82xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) |
| 1984 | { |
| 1985 | uint16_t cnt; |
| 1986 | uint16_t __iomem *wptr; |
| 1987 | struct qla_hw_data *ha = vha->hw; |
| 1988 | struct device_reg_82xx __iomem *reg = &ha->iobase->isp82; |
| 1989 | wptr = (uint16_t __iomem *)®->mailbox_out[1]; |
| 1990 | |
| 1991 | /* Load return mailbox registers. */ |
| 1992 | ha->flags.mbox_int = 1; |
| 1993 | ha->mailbox_out[0] = mb0; |
| 1994 | |
| 1995 | for (cnt = 1; cnt < ha->mbx_count; cnt++) { |
| 1996 | ha->mailbox_out[cnt] = RD_REG_WORD(wptr); |
| 1997 | wptr++; |
| 1998 | } |
| 1999 | |
Chad Dupuis | cfb0919 | 2011-11-18 09:03:07 -0800 | [diff] [blame] | 2000 | if (!ha->mcp) |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2001 | ql_dbg(ql_dbg_async, vha, 0x5053, |
| 2002 | "MBX pointer ERROR.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2003 | } |
| 2004 | |
| 2005 | /* |
| 2006 | * qla82xx_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. |
| 2007 | * @irq: |
| 2008 | * @dev_id: SCSI driver HA context |
| 2009 | * @regs: |
| 2010 | * |
| 2011 | * Called by system whenever the host adapter generates an interrupt. |
| 2012 | * |
| 2013 | * Returns handled flag. |
| 2014 | */ |
| 2015 | irqreturn_t |
| 2016 | qla82xx_intr_handler(int irq, void *dev_id) |
| 2017 | { |
| 2018 | scsi_qla_host_t *vha; |
| 2019 | struct qla_hw_data *ha; |
| 2020 | struct rsp_que *rsp; |
| 2021 | struct device_reg_82xx __iomem *reg; |
| 2022 | int status = 0, status1 = 0; |
| 2023 | unsigned long flags; |
| 2024 | unsigned long iter; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2025 | uint32_t stat = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2026 | uint16_t mb[4]; |
| 2027 | |
| 2028 | rsp = (struct rsp_que *) dev_id; |
| 2029 | if (!rsp) { |
Giridhar Malavali | b6d0d9d | 2012-05-15 14:34:25 -0400 | [diff] [blame] | 2030 | ql_log(ql_log_info, NULL, 0xb053, |
Chad Dupuis | 3256b43 | 2012-02-09 11:15:47 -0800 | [diff] [blame] | 2031 | "%s: NULL response queue pointer.\n", __func__); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2032 | return IRQ_NONE; |
| 2033 | } |
| 2034 | ha = rsp->hw; |
| 2035 | |
| 2036 | if (!ha->flags.msi_enabled) { |
| 2037 | status = qla82xx_rd_32(ha, ISR_INT_VECTOR); |
| 2038 | if (!(status & ha->nx_legacy_intr.int_vec_bit)) |
| 2039 | return IRQ_NONE; |
| 2040 | |
| 2041 | status1 = qla82xx_rd_32(ha, ISR_INT_STATE_REG); |
| 2042 | if (!ISR_IS_LEGACY_INTR_TRIGGERED(status1)) |
| 2043 | return IRQ_NONE; |
| 2044 | } |
| 2045 | |
| 2046 | /* clear the interrupt */ |
| 2047 | qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_status_reg, 0xffffffff); |
| 2048 | |
| 2049 | /* read twice to ensure write is flushed */ |
| 2050 | qla82xx_rd_32(ha, ISR_INT_VECTOR); |
| 2051 | qla82xx_rd_32(ha, ISR_INT_VECTOR); |
| 2052 | |
| 2053 | reg = &ha->iobase->isp82; |
| 2054 | |
| 2055 | spin_lock_irqsave(&ha->hardware_lock, flags); |
| 2056 | vha = pci_get_drvdata(ha->pdev); |
| 2057 | for (iter = 1; iter--; ) { |
| 2058 | |
| 2059 | if (RD_REG_DWORD(®->host_int)) { |
| 2060 | stat = RD_REG_DWORD(®->host_status); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2061 | |
| 2062 | switch (stat & 0xff) { |
| 2063 | case 0x1: |
| 2064 | case 0x2: |
| 2065 | case 0x10: |
| 2066 | case 0x11: |
| 2067 | qla82xx_mbx_completion(vha, MSW(stat)); |
| 2068 | status |= MBX_INTERRUPT; |
| 2069 | break; |
| 2070 | case 0x12: |
| 2071 | mb[0] = MSW(stat); |
| 2072 | mb[1] = RD_REG_WORD(®->mailbox_out[1]); |
| 2073 | mb[2] = RD_REG_WORD(®->mailbox_out[2]); |
| 2074 | mb[3] = RD_REG_WORD(®->mailbox_out[3]); |
| 2075 | qla2x00_async_event(vha, rsp, mb); |
| 2076 | break; |
| 2077 | case 0x13: |
| 2078 | qla24xx_process_response_queue(vha, rsp); |
| 2079 | break; |
| 2080 | default: |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2081 | ql_dbg(ql_dbg_async, vha, 0x5054, |
| 2082 | "Unrecognized interrupt type (%d).\n", |
| 2083 | stat & 0xff); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2084 | break; |
| 2085 | } |
| 2086 | } |
| 2087 | WRT_REG_DWORD(®->host_int, 0); |
| 2088 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2089 | |
gurinder.shergill@hp.com | 3643983 | 2013-04-23 10:13:17 -0700 | [diff] [blame] | 2090 | qla2x00_handle_mbx_completion(ha, status); |
| 2091 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
| 2092 | |
| 2093 | if (!ha->flags.msi_enabled) |
| 2094 | qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0xfbff); |
| 2095 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2096 | return IRQ_HANDLED; |
| 2097 | } |
| 2098 | |
| 2099 | irqreturn_t |
| 2100 | qla82xx_msix_default(int irq, void *dev_id) |
| 2101 | { |
| 2102 | scsi_qla_host_t *vha; |
| 2103 | struct qla_hw_data *ha; |
| 2104 | struct rsp_que *rsp; |
| 2105 | struct device_reg_82xx __iomem *reg; |
| 2106 | int status = 0; |
| 2107 | unsigned long flags; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2108 | uint32_t stat = 0; |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2109 | uint32_t host_int = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2110 | uint16_t mb[4]; |
| 2111 | |
| 2112 | rsp = (struct rsp_que *) dev_id; |
| 2113 | if (!rsp) { |
| 2114 | printk(KERN_INFO |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2115 | "%s(): NULL response queue pointer.\n", __func__); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2116 | return IRQ_NONE; |
| 2117 | } |
| 2118 | ha = rsp->hw; |
| 2119 | |
| 2120 | reg = &ha->iobase->isp82; |
| 2121 | |
| 2122 | spin_lock_irqsave(&ha->hardware_lock, flags); |
| 2123 | vha = pci_get_drvdata(ha->pdev); |
| 2124 | do { |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2125 | host_int = RD_REG_DWORD(®->host_int); |
Joe Lawrence | c821e0d | 2014-08-26 17:11:41 -0400 | [diff] [blame] | 2126 | if (qla2x00_check_reg32_for_disconnect(vha, host_int)) |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2127 | break; |
| 2128 | if (host_int) { |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2129 | stat = RD_REG_DWORD(®->host_status); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2130 | |
| 2131 | switch (stat & 0xff) { |
| 2132 | case 0x1: |
| 2133 | case 0x2: |
| 2134 | case 0x10: |
| 2135 | case 0x11: |
| 2136 | qla82xx_mbx_completion(vha, MSW(stat)); |
| 2137 | status |= MBX_INTERRUPT; |
| 2138 | break; |
| 2139 | case 0x12: |
| 2140 | mb[0] = MSW(stat); |
| 2141 | mb[1] = RD_REG_WORD(®->mailbox_out[1]); |
| 2142 | mb[2] = RD_REG_WORD(®->mailbox_out[2]); |
| 2143 | mb[3] = RD_REG_WORD(®->mailbox_out[3]); |
| 2144 | qla2x00_async_event(vha, rsp, mb); |
| 2145 | break; |
| 2146 | case 0x13: |
| 2147 | qla24xx_process_response_queue(vha, rsp); |
| 2148 | break; |
| 2149 | default: |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2150 | ql_dbg(ql_dbg_async, vha, 0x5041, |
| 2151 | "Unrecognized interrupt type (%d).\n", |
| 2152 | stat & 0xff); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2153 | break; |
| 2154 | } |
| 2155 | } |
| 2156 | WRT_REG_DWORD(®->host_int, 0); |
| 2157 | } while (0); |
| 2158 | |
gurinder.shergill@hp.com | 3643983 | 2013-04-23 10:13:17 -0700 | [diff] [blame] | 2159 | qla2x00_handle_mbx_completion(ha, status); |
| 2160 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
| 2161 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2162 | return IRQ_HANDLED; |
| 2163 | } |
| 2164 | |
| 2165 | irqreturn_t |
| 2166 | qla82xx_msix_rsp_q(int irq, void *dev_id) |
| 2167 | { |
| 2168 | scsi_qla_host_t *vha; |
| 2169 | struct qla_hw_data *ha; |
| 2170 | struct rsp_que *rsp; |
| 2171 | struct device_reg_82xx __iomem *reg; |
Saurav Kashyap | 3553d34 | 2011-08-16 11:29:27 -0700 | [diff] [blame] | 2172 | unsigned long flags; |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2173 | uint32_t host_int = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2174 | |
| 2175 | rsp = (struct rsp_que *) dev_id; |
| 2176 | if (!rsp) { |
| 2177 | printk(KERN_INFO |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2178 | "%s(): NULL response queue pointer.\n", __func__); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2179 | return IRQ_NONE; |
| 2180 | } |
| 2181 | |
| 2182 | ha = rsp->hw; |
| 2183 | reg = &ha->iobase->isp82; |
Saurav Kashyap | 3553d34 | 2011-08-16 11:29:27 -0700 | [diff] [blame] | 2184 | spin_lock_irqsave(&ha->hardware_lock, flags); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2185 | vha = pci_get_drvdata(ha->pdev); |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2186 | host_int = RD_REG_DWORD(®->host_int); |
Joe Lawrence | c821e0d | 2014-08-26 17:11:41 -0400 | [diff] [blame] | 2187 | if (qla2x00_check_reg32_for_disconnect(vha, host_int)) |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2188 | goto out; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2189 | qla24xx_process_response_queue(vha, rsp); |
| 2190 | WRT_REG_DWORD(®->host_int, 0); |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2191 | out: |
Saurav Kashyap | 3553d34 | 2011-08-16 11:29:27 -0700 | [diff] [blame] | 2192 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2193 | return IRQ_HANDLED; |
| 2194 | } |
| 2195 | |
| 2196 | void |
| 2197 | qla82xx_poll(int irq, void *dev_id) |
| 2198 | { |
| 2199 | scsi_qla_host_t *vha; |
| 2200 | struct qla_hw_data *ha; |
| 2201 | struct rsp_que *rsp; |
| 2202 | struct device_reg_82xx __iomem *reg; |
| 2203 | int status = 0; |
| 2204 | uint32_t stat; |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2205 | uint32_t host_int = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2206 | uint16_t mb[4]; |
| 2207 | unsigned long flags; |
| 2208 | |
| 2209 | rsp = (struct rsp_que *) dev_id; |
| 2210 | if (!rsp) { |
| 2211 | printk(KERN_INFO |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2212 | "%s(): NULL response queue pointer.\n", __func__); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2213 | return; |
| 2214 | } |
| 2215 | ha = rsp->hw; |
| 2216 | |
| 2217 | reg = &ha->iobase->isp82; |
| 2218 | spin_lock_irqsave(&ha->hardware_lock, flags); |
| 2219 | vha = pci_get_drvdata(ha->pdev); |
| 2220 | |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2221 | host_int = RD_REG_DWORD(®->host_int); |
Joe Lawrence | c821e0d | 2014-08-26 17:11:41 -0400 | [diff] [blame] | 2222 | if (qla2x00_check_reg32_for_disconnect(vha, host_int)) |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2223 | goto out; |
| 2224 | if (host_int) { |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2225 | stat = RD_REG_DWORD(®->host_status); |
| 2226 | switch (stat & 0xff) { |
| 2227 | case 0x1: |
| 2228 | case 0x2: |
| 2229 | case 0x10: |
| 2230 | case 0x11: |
| 2231 | qla82xx_mbx_completion(vha, MSW(stat)); |
| 2232 | status |= MBX_INTERRUPT; |
| 2233 | break; |
| 2234 | case 0x12: |
| 2235 | mb[0] = MSW(stat); |
| 2236 | mb[1] = RD_REG_WORD(®->mailbox_out[1]); |
| 2237 | mb[2] = RD_REG_WORD(®->mailbox_out[2]); |
| 2238 | mb[3] = RD_REG_WORD(®->mailbox_out[3]); |
| 2239 | qla2x00_async_event(vha, rsp, mb); |
| 2240 | break; |
| 2241 | case 0x13: |
| 2242 | qla24xx_process_response_queue(vha, rsp); |
| 2243 | break; |
| 2244 | default: |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2245 | ql_dbg(ql_dbg_p3p, vha, 0xb013, |
| 2246 | "Unrecognized interrupt type (%d).\n", |
| 2247 | stat * 0xff); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2248 | break; |
| 2249 | } |
Atul Deshmukh | 02a9ae6 | 2013-10-30 03:38:20 -0400 | [diff] [blame] | 2250 | WRT_REG_DWORD(®->host_int, 0); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2251 | } |
Chad Dupuis | f3ddac1 | 2013-10-30 03:38:16 -0400 | [diff] [blame] | 2252 | out: |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2253 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
| 2254 | } |
| 2255 | |
| 2256 | void |
| 2257 | qla82xx_enable_intrs(struct qla_hw_data *ha) |
| 2258 | { |
| 2259 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
| 2260 | qla82xx_mbx_intr_enable(vha); |
| 2261 | spin_lock_irq(&ha->hardware_lock); |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 2262 | if (IS_QLA8044(ha)) |
| 2263 | qla8044_wr_reg(ha, LEG_INTR_MASK_OFFSET, 0); |
| 2264 | else |
| 2265 | qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0xfbff); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2266 | spin_unlock_irq(&ha->hardware_lock); |
| 2267 | ha->interrupts_on = 1; |
| 2268 | } |
| 2269 | |
| 2270 | void |
| 2271 | qla82xx_disable_intrs(struct qla_hw_data *ha) |
| 2272 | { |
| 2273 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
| 2274 | qla82xx_mbx_intr_disable(vha); |
| 2275 | spin_lock_irq(&ha->hardware_lock); |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 2276 | if (IS_QLA8044(ha)) |
| 2277 | qla8044_wr_reg(ha, LEG_INTR_MASK_OFFSET, 1); |
| 2278 | else |
| 2279 | qla82xx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0x0400); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2280 | spin_unlock_irq(&ha->hardware_lock); |
| 2281 | ha->interrupts_on = 0; |
| 2282 | } |
| 2283 | |
| 2284 | void qla82xx_init_flags(struct qla_hw_data *ha) |
| 2285 | { |
| 2286 | struct qla82xx_legacy_intr_set *nx_legacy_intr; |
| 2287 | |
| 2288 | /* ISP 8021 initializations */ |
| 2289 | rwlock_init(&ha->hw_lock); |
| 2290 | ha->qdr_sn_window = -1; |
| 2291 | ha->ddr_mn_window = -1; |
| 2292 | ha->curr_window = 255; |
| 2293 | ha->portnum = PCI_FUNC(ha->pdev->devfn); |
| 2294 | nx_legacy_intr = &legacy_intr[ha->portnum]; |
| 2295 | ha->nx_legacy_intr.int_vec_bit = nx_legacy_intr->int_vec_bit; |
| 2296 | ha->nx_legacy_intr.tgt_status_reg = nx_legacy_intr->tgt_status_reg; |
| 2297 | ha->nx_legacy_intr.tgt_mask_reg = nx_legacy_intr->tgt_mask_reg; |
| 2298 | ha->nx_legacy_intr.pci_int_reg = nx_legacy_intr->pci_int_reg; |
| 2299 | } |
| 2300 | |
Bart Van Assche | 2374dd2 | 2015-07-09 07:23:02 -0700 | [diff] [blame] | 2301 | static inline void |
Saurav Kashyap | 0251ce8 | 2012-08-22 14:21:22 -0400 | [diff] [blame] | 2302 | qla82xx_set_idc_version(scsi_qla_host_t *vha) |
| 2303 | { |
| 2304 | int idc_ver; |
| 2305 | uint32_t drv_active; |
| 2306 | struct qla_hw_data *ha = vha->hw; |
| 2307 | |
| 2308 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
| 2309 | if (drv_active == (QLA82XX_DRV_ACTIVE << (ha->portnum * 4))) { |
| 2310 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION, |
| 2311 | QLA82XX_IDC_VERSION); |
| 2312 | ql_log(ql_log_info, vha, 0xb082, |
| 2313 | "IDC version updated to %d\n", QLA82XX_IDC_VERSION); |
| 2314 | } else { |
| 2315 | idc_ver = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_IDC_VERSION); |
| 2316 | if (idc_ver != QLA82XX_IDC_VERSION) |
| 2317 | ql_log(ql_log_info, vha, 0xb083, |
| 2318 | "qla2xxx driver IDC version %d is not compatible " |
| 2319 | "with IDC version %d of the other drivers\n", |
| 2320 | QLA82XX_IDC_VERSION, idc_ver); |
| 2321 | } |
| 2322 | } |
| 2323 | |
| 2324 | inline void |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2325 | qla82xx_set_drv_active(scsi_qla_host_t *vha) |
| 2326 | { |
| 2327 | uint32_t drv_active; |
| 2328 | struct qla_hw_data *ha = vha->hw; |
| 2329 | |
| 2330 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
| 2331 | |
| 2332 | /* If reset value is all FF's, initialize DRV_ACTIVE */ |
| 2333 | if (drv_active == 0xffffffff) { |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2334 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, |
| 2335 | QLA82XX_DRV_NOT_ACTIVE); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2336 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
| 2337 | } |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2338 | drv_active |= (QLA82XX_DRV_ACTIVE << (ha->portnum * 4)); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2339 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, drv_active); |
| 2340 | } |
| 2341 | |
| 2342 | inline void |
| 2343 | qla82xx_clear_drv_active(struct qla_hw_data *ha) |
| 2344 | { |
| 2345 | uint32_t drv_active; |
| 2346 | |
| 2347 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2348 | drv_active &= ~(QLA82XX_DRV_ACTIVE << (ha->portnum * 4)); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2349 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, drv_active); |
| 2350 | } |
| 2351 | |
| 2352 | static inline int |
| 2353 | qla82xx_need_reset(struct qla_hw_data *ha) |
| 2354 | { |
| 2355 | uint32_t drv_state; |
| 2356 | int rval; |
| 2357 | |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 2358 | if (ha->flags.nic_core_reset_owner) |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 2359 | return 1; |
| 2360 | else { |
| 2361 | drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 2362 | rval = drv_state & (QLA82XX_DRVST_RST_RDY << (ha->portnum * 4)); |
| 2363 | return rval; |
| 2364 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2365 | } |
| 2366 | |
| 2367 | static inline void |
| 2368 | qla82xx_set_rst_ready(struct qla_hw_data *ha) |
| 2369 | { |
| 2370 | uint32_t drv_state; |
| 2371 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
| 2372 | |
| 2373 | drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 2374 | |
| 2375 | /* If reset value is all FF's, initialize DRV_STATE */ |
| 2376 | if (drv_state == 0xffffffff) { |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2377 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, QLA82XX_DRVST_NOT_RDY); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2378 | drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 2379 | } |
| 2380 | drv_state |= (QLA82XX_DRVST_RST_RDY << (ha->portnum * 4)); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 2381 | ql_dbg(ql_dbg_init, vha, 0x00bb, |
| 2382 | "drv_state = 0x%08x.\n", drv_state); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2383 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, drv_state); |
| 2384 | } |
| 2385 | |
| 2386 | static inline void |
| 2387 | qla82xx_clear_rst_ready(struct qla_hw_data *ha) |
| 2388 | { |
| 2389 | uint32_t drv_state; |
| 2390 | |
| 2391 | drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 2392 | drv_state &= ~(QLA82XX_DRVST_RST_RDY << (ha->portnum * 4)); |
| 2393 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, drv_state); |
| 2394 | } |
| 2395 | |
| 2396 | static inline void |
| 2397 | qla82xx_set_qsnt_ready(struct qla_hw_data *ha) |
| 2398 | { |
| 2399 | uint32_t qsnt_state; |
| 2400 | |
| 2401 | qsnt_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 2402 | qsnt_state |= (QLA82XX_DRVST_QSNT_RDY << (ha->portnum * 4)); |
| 2403 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, qsnt_state); |
| 2404 | } |
| 2405 | |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 2406 | void |
| 2407 | qla82xx_clear_qsnt_ready(scsi_qla_host_t *vha) |
| 2408 | { |
| 2409 | struct qla_hw_data *ha = vha->hw; |
| 2410 | uint32_t qsnt_state; |
| 2411 | |
| 2412 | qsnt_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 2413 | qsnt_state &= ~(QLA82XX_DRVST_QSNT_RDY << (ha->portnum * 4)); |
| 2414 | qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, qsnt_state); |
| 2415 | } |
| 2416 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2417 | static int |
| 2418 | qla82xx_load_fw(scsi_qla_host_t *vha) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2419 | { |
| 2420 | int rst; |
| 2421 | struct fw_blob *blob; |
| 2422 | struct qla_hw_data *ha = vha->hw; |
| 2423 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2424 | if (qla82xx_pinit_from_rom(vha) != QLA_SUCCESS) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2425 | ql_log(ql_log_fatal, vha, 0x009f, |
| 2426 | "Error during CRB initialization.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2427 | return QLA_FUNCTION_FAILED; |
| 2428 | } |
| 2429 | udelay(500); |
| 2430 | |
| 2431 | /* Bring QM and CAMRAM out of reset */ |
| 2432 | rst = qla82xx_rd_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET); |
| 2433 | rst &= ~((1 << 28) | (1 << 24)); |
| 2434 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, rst); |
| 2435 | |
| 2436 | /* |
| 2437 | * FW Load priority: |
| 2438 | * 1) Operational firmware residing in flash. |
| 2439 | * 2) Firmware via request-firmware interface (.bin file). |
| 2440 | */ |
| 2441 | if (ql2xfwloadbin == 2) |
| 2442 | goto try_blob_fw; |
| 2443 | |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2444 | ql_log(ql_log_info, vha, 0x00a0, |
| 2445 | "Attempting to load firmware from flash.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2446 | |
| 2447 | if (qla82xx_fw_load_from_flash(ha) == QLA_SUCCESS) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2448 | ql_log(ql_log_info, vha, 0x00a1, |
Saurav Kashyap | 00adc9a | 2012-05-15 14:34:22 -0400 | [diff] [blame] | 2449 | "Firmware loaded successfully from flash.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2450 | return QLA_SUCCESS; |
Chad Dupuis | 875efad7 | 2011-05-10 11:30:09 -0700 | [diff] [blame] | 2451 | } else { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2452 | ql_log(ql_log_warn, vha, 0x0108, |
| 2453 | "Firmware load from flash failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2454 | } |
Chad Dupuis | 875efad7 | 2011-05-10 11:30:09 -0700 | [diff] [blame] | 2455 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2456 | try_blob_fw: |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2457 | ql_log(ql_log_info, vha, 0x00a2, |
| 2458 | "Attempting to load firmware from blob.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2459 | |
| 2460 | /* Load firmware blob. */ |
| 2461 | blob = ha->hablob = qla2x00_request_firmware(vha); |
| 2462 | if (!blob) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2463 | ql_log(ql_log_fatal, vha, 0x00a3, |
Saurav Kashyap | 00adc9a | 2012-05-15 14:34:22 -0400 | [diff] [blame] | 2464 | "Firmware image not present.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2465 | goto fw_load_failed; |
| 2466 | } |
| 2467 | |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 2468 | /* Validating firmware blob */ |
| 2469 | if (qla82xx_validate_firmware_blob(vha, |
| 2470 | QLA82XX_FLASH_ROMIMAGE)) { |
| 2471 | /* Fallback to URI format */ |
| 2472 | if (qla82xx_validate_firmware_blob(vha, |
| 2473 | QLA82XX_UNIFIED_ROMIMAGE)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2474 | ql_log(ql_log_fatal, vha, 0x00a4, |
| 2475 | "No valid firmware image found.\n"); |
Harish Zunjarrao | 9c2b297 | 2010-05-28 15:08:23 -0700 | [diff] [blame] | 2476 | return QLA_FUNCTION_FAILED; |
| 2477 | } |
| 2478 | } |
| 2479 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2480 | if (qla82xx_fw_load_from_blob(ha) == QLA_SUCCESS) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2481 | ql_log(ql_log_info, vha, 0x00a5, |
| 2482 | "Firmware loaded successfully from binary blob.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2483 | return QLA_SUCCESS; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2484 | } |
Bart Van Assche | 8a318fe | 2015-07-09 07:25:25 -0700 | [diff] [blame] | 2485 | |
| 2486 | ql_log(ql_log_fatal, vha, 0x00a6, |
| 2487 | "Firmware load failed for binary blob.\n"); |
| 2488 | blob->fw = NULL; |
| 2489 | blob = NULL; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2490 | |
| 2491 | fw_load_failed: |
| 2492 | return QLA_FUNCTION_FAILED; |
| 2493 | } |
| 2494 | |
Lalit Chandivade | a5b3632 | 2010-09-03 15:20:50 -0700 | [diff] [blame] | 2495 | int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2496 | qla82xx_start_firmware(scsi_qla_host_t *vha) |
| 2497 | { |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2498 | uint16_t lnk; |
| 2499 | struct qla_hw_data *ha = vha->hw; |
| 2500 | |
| 2501 | /* scrub dma mask expansion register */ |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2502 | qla82xx_wr_32(ha, CRB_DMA_SHIFT, QLA82XX_DMA_SHIFT_VALUE); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2503 | |
Giridhar Malavali | 3711333 | 2010-07-23 15:28:34 +0500 | [diff] [blame] | 2504 | /* Put both the PEG CMD and RCV PEG to default state |
| 2505 | * of 0 before resetting the hardware |
| 2506 | */ |
| 2507 | qla82xx_wr_32(ha, CRB_CMDPEG_STATE, 0); |
| 2508 | qla82xx_wr_32(ha, CRB_RCVPEG_STATE, 0); |
| 2509 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2510 | /* Overwrite stale initialization register values */ |
| 2511 | qla82xx_wr_32(ha, QLA82XX_PEG_HALT_STATUS1, 0); |
| 2512 | qla82xx_wr_32(ha, QLA82XX_PEG_HALT_STATUS2, 0); |
| 2513 | |
| 2514 | if (qla82xx_load_fw(vha) != QLA_SUCCESS) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2515 | ql_log(ql_log_fatal, vha, 0x00a7, |
| 2516 | "Error trying to start fw.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2517 | return QLA_FUNCTION_FAILED; |
| 2518 | } |
| 2519 | |
| 2520 | /* Handshake with the card before we register the devices. */ |
| 2521 | if (qla82xx_check_cmdpeg_state(ha) != QLA_SUCCESS) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2522 | ql_log(ql_log_fatal, vha, 0x00aa, |
| 2523 | "Error during card handshake.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2524 | return QLA_FUNCTION_FAILED; |
| 2525 | } |
| 2526 | |
| 2527 | /* Negotiated Link width */ |
Jiang Liu | 1009243 | 2012-08-20 14:23:48 -0600 | [diff] [blame] | 2528 | pcie_capability_read_word(ha->pdev, PCI_EXP_LNKSTA, &lnk); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2529 | ha->link_width = (lnk >> 4) & 0x3f; |
| 2530 | |
| 2531 | /* Synchronize with Receive peg */ |
| 2532 | return qla82xx_check_rcvpeg_state(ha); |
| 2533 | } |
| 2534 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2535 | static uint32_t * |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2536 | qla82xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr, |
| 2537 | uint32_t length) |
| 2538 | { |
| 2539 | uint32_t i; |
| 2540 | uint32_t val; |
| 2541 | struct qla_hw_data *ha = vha->hw; |
| 2542 | |
| 2543 | /* Dword reads to flash. */ |
| 2544 | for (i = 0; i < length/4; i++, faddr += 4) { |
| 2545 | if (qla82xx_rom_fast_read(ha, faddr, &val)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2546 | ql_log(ql_log_warn, vha, 0x0106, |
| 2547 | "Do ROM fast read failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2548 | goto done_read; |
| 2549 | } |
Bart Van Assche | ad95036 | 2015-07-09 07:24:08 -0700 | [diff] [blame] | 2550 | dwptr[i] = cpu_to_le32(val); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2551 | } |
| 2552 | done_read: |
| 2553 | return dwptr; |
| 2554 | } |
| 2555 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2556 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2557 | qla82xx_unprotect_flash(struct qla_hw_data *ha) |
| 2558 | { |
| 2559 | int ret; |
| 2560 | uint32_t val; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2561 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2562 | |
| 2563 | ret = ql82xx_rom_lock_d(ha); |
| 2564 | if (ret < 0) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2565 | ql_log(ql_log_warn, vha, 0xb014, |
| 2566 | "ROM Lock failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2567 | return ret; |
| 2568 | } |
| 2569 | |
| 2570 | ret = qla82xx_read_status_reg(ha, &val); |
| 2571 | if (ret < 0) |
| 2572 | goto done_unprotect; |
| 2573 | |
Lalit Chandivade | 0547fb3 | 2010-05-28 15:08:26 -0700 | [diff] [blame] | 2574 | val &= ~(BLOCK_PROTECT_BITS << 2); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2575 | ret = qla82xx_write_status_reg(ha, val); |
| 2576 | if (ret < 0) { |
Lalit Chandivade | 0547fb3 | 2010-05-28 15:08:26 -0700 | [diff] [blame] | 2577 | val |= (BLOCK_PROTECT_BITS << 2); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2578 | qla82xx_write_status_reg(ha, val); |
| 2579 | } |
| 2580 | |
| 2581 | if (qla82xx_write_disable_flash(ha) != 0) |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2582 | ql_log(ql_log_warn, vha, 0xb015, |
| 2583 | "Write disable failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2584 | |
| 2585 | done_unprotect: |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 2586 | qla82xx_rom_unlock(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2587 | return ret; |
| 2588 | } |
| 2589 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2590 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2591 | qla82xx_protect_flash(struct qla_hw_data *ha) |
| 2592 | { |
| 2593 | int ret; |
| 2594 | uint32_t val; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2595 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2596 | |
| 2597 | ret = ql82xx_rom_lock_d(ha); |
| 2598 | if (ret < 0) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2599 | ql_log(ql_log_warn, vha, 0xb016, |
| 2600 | "ROM Lock failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2601 | return ret; |
| 2602 | } |
| 2603 | |
| 2604 | ret = qla82xx_read_status_reg(ha, &val); |
| 2605 | if (ret < 0) |
| 2606 | goto done_protect; |
| 2607 | |
Lalit Chandivade | 0547fb3 | 2010-05-28 15:08:26 -0700 | [diff] [blame] | 2608 | val |= (BLOCK_PROTECT_BITS << 2); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2609 | /* LOCK all sectors */ |
| 2610 | ret = qla82xx_write_status_reg(ha, val); |
| 2611 | if (ret < 0) |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2612 | ql_log(ql_log_warn, vha, 0xb017, |
| 2613 | "Write status register failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2614 | |
| 2615 | if (qla82xx_write_disable_flash(ha) != 0) |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2616 | ql_log(ql_log_warn, vha, 0xb018, |
| 2617 | "Write disable failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2618 | done_protect: |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 2619 | qla82xx_rom_unlock(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2620 | return ret; |
| 2621 | } |
| 2622 | |
Giridhar Malavali | 77e334d | 2010-09-03 15:20:52 -0700 | [diff] [blame] | 2623 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2624 | qla82xx_erase_sector(struct qla_hw_data *ha, int addr) |
| 2625 | { |
| 2626 | int ret = 0; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2627 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2628 | |
| 2629 | ret = ql82xx_rom_lock_d(ha); |
| 2630 | if (ret < 0) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2631 | ql_log(ql_log_warn, vha, 0xb019, |
| 2632 | "ROM Lock failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2633 | return ret; |
| 2634 | } |
| 2635 | |
| 2636 | qla82xx_flash_set_write_enable(ha); |
| 2637 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ADDRESS, addr); |
| 2638 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 3); |
| 2639 | qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, M25P_INSTR_SE); |
| 2640 | |
| 2641 | if (qla82xx_wait_rom_done(ha)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2642 | ql_log(ql_log_warn, vha, 0xb01a, |
| 2643 | "Error waiting for rom done.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2644 | ret = -1; |
| 2645 | goto done; |
| 2646 | } |
| 2647 | ret = qla82xx_flash_wait_write_finish(ha); |
| 2648 | done: |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 2649 | qla82xx_rom_unlock(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2650 | return ret; |
| 2651 | } |
| 2652 | |
| 2653 | /* |
| 2654 | * Address and length are byte address |
| 2655 | */ |
| 2656 | uint8_t * |
| 2657 | qla82xx_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf, |
| 2658 | uint32_t offset, uint32_t length) |
| 2659 | { |
| 2660 | scsi_block_requests(vha->host); |
| 2661 | qla82xx_read_flash_data(vha, (uint32_t *)buf, offset, length); |
| 2662 | scsi_unblock_requests(vha->host); |
| 2663 | return buf; |
| 2664 | } |
| 2665 | |
| 2666 | static int |
| 2667 | qla82xx_write_flash_data(struct scsi_qla_host *vha, uint32_t *dwptr, |
| 2668 | uint32_t faddr, uint32_t dwords) |
| 2669 | { |
| 2670 | int ret; |
| 2671 | uint32_t liter; |
Bart Van Assche | 52c8282 | 2015-07-09 07:23:26 -0700 | [diff] [blame] | 2672 | uint32_t rest_addr; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2673 | dma_addr_t optrom_dma; |
| 2674 | void *optrom = NULL; |
| 2675 | int page_mode = 0; |
| 2676 | struct qla_hw_data *ha = vha->hw; |
| 2677 | |
| 2678 | ret = -1; |
| 2679 | |
| 2680 | /* Prepare burst-capable write on supported ISPs. */ |
| 2681 | if (page_mode && !(faddr & 0xfff) && |
| 2682 | dwords > OPTROM_BURST_DWORDS) { |
| 2683 | optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, |
| 2684 | &optrom_dma, GFP_KERNEL); |
| 2685 | if (!optrom) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2686 | ql_log(ql_log_warn, vha, 0xb01b, |
| 2687 | "Unable to allocate memory " |
Saurav Kashyap | 00adc9a | 2012-05-15 14:34:22 -0400 | [diff] [blame] | 2688 | "for optrom burst write (%x KB).\n", |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2689 | OPTROM_BURST_SIZE / 1024); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2690 | } |
| 2691 | } |
| 2692 | |
| 2693 | rest_addr = ha->fdt_block_size - 1; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2694 | |
| 2695 | ret = qla82xx_unprotect_flash(ha); |
| 2696 | if (ret) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2697 | ql_log(ql_log_warn, vha, 0xb01c, |
| 2698 | "Unable to unprotect flash for update.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2699 | goto write_done; |
| 2700 | } |
| 2701 | |
| 2702 | for (liter = 0; liter < dwords; liter++, faddr += 4, dwptr++) { |
| 2703 | /* Are we at the beginning of a sector? */ |
| 2704 | if ((faddr & rest_addr) == 0) { |
| 2705 | |
| 2706 | ret = qla82xx_erase_sector(ha, faddr); |
| 2707 | if (ret) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2708 | ql_log(ql_log_warn, vha, 0xb01d, |
| 2709 | "Unable to erase sector: address=%x.\n", |
| 2710 | faddr); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2711 | break; |
| 2712 | } |
| 2713 | } |
| 2714 | |
| 2715 | /* Go with burst-write. */ |
| 2716 | if (optrom && (liter + OPTROM_BURST_DWORDS) <= dwords) { |
| 2717 | /* Copy data to DMA'ble buffer. */ |
| 2718 | memcpy(optrom, dwptr, OPTROM_BURST_SIZE); |
| 2719 | |
| 2720 | ret = qla2x00_load_ram(vha, optrom_dma, |
| 2721 | (ha->flash_data_off | faddr), |
| 2722 | OPTROM_BURST_DWORDS); |
| 2723 | if (ret != QLA_SUCCESS) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2724 | ql_log(ql_log_warn, vha, 0xb01e, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2725 | "Unable to burst-write optrom segment " |
| 2726 | "(%x/%x/%llx).\n", ret, |
| 2727 | (ha->flash_data_off | faddr), |
| 2728 | (unsigned long long)optrom_dma); |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2729 | ql_log(ql_log_warn, vha, 0xb01f, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2730 | "Reverting to slow-write.\n"); |
| 2731 | |
| 2732 | dma_free_coherent(&ha->pdev->dev, |
| 2733 | OPTROM_BURST_SIZE, optrom, optrom_dma); |
| 2734 | optrom = NULL; |
| 2735 | } else { |
| 2736 | liter += OPTROM_BURST_DWORDS - 1; |
| 2737 | faddr += OPTROM_BURST_DWORDS - 1; |
| 2738 | dwptr += OPTROM_BURST_DWORDS - 1; |
| 2739 | continue; |
| 2740 | } |
| 2741 | } |
| 2742 | |
| 2743 | ret = qla82xx_write_flash_dword(ha, faddr, |
| 2744 | cpu_to_le32(*dwptr)); |
| 2745 | if (ret) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2746 | ql_dbg(ql_dbg_p3p, vha, 0xb020, |
| 2747 | "Unable to program flash address=%x data=%x.\n", |
| 2748 | faddr, *dwptr); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2749 | break; |
| 2750 | } |
| 2751 | } |
| 2752 | |
| 2753 | ret = qla82xx_protect_flash(ha); |
| 2754 | if (ret) |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2755 | ql_log(ql_log_warn, vha, 0xb021, |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2756 | "Unable to protect flash after update.\n"); |
| 2757 | write_done: |
| 2758 | if (optrom) |
| 2759 | dma_free_coherent(&ha->pdev->dev, |
| 2760 | OPTROM_BURST_SIZE, optrom, optrom_dma); |
| 2761 | return ret; |
| 2762 | } |
| 2763 | |
| 2764 | int |
| 2765 | qla82xx_write_optrom_data(struct scsi_qla_host *vha, uint8_t *buf, |
| 2766 | uint32_t offset, uint32_t length) |
| 2767 | { |
| 2768 | int rval; |
| 2769 | |
| 2770 | /* Suspend HBA. */ |
| 2771 | scsi_block_requests(vha->host); |
| 2772 | rval = qla82xx_write_flash_data(vha, (uint32_t *)buf, offset, |
| 2773 | length >> 2); |
| 2774 | scsi_unblock_requests(vha->host); |
| 2775 | |
| 2776 | /* Convert return ISP82xx to generic */ |
| 2777 | if (rval) |
| 2778 | rval = QLA_FUNCTION_FAILED; |
| 2779 | else |
| 2780 | rval = QLA_SUCCESS; |
| 2781 | return rval; |
| 2782 | } |
| 2783 | |
| 2784 | void |
Giridhar Malavali | 5162cf0 | 2011-11-18 09:03:18 -0800 | [diff] [blame] | 2785 | qla82xx_start_iocbs(scsi_qla_host_t *vha) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2786 | { |
Giridhar Malavali | 5162cf0 | 2011-11-18 09:03:18 -0800 | [diff] [blame] | 2787 | struct qla_hw_data *ha = vha->hw; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2788 | struct req_que *req = ha->req_q_map[0]; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2789 | uint32_t dbval; |
| 2790 | |
| 2791 | /* Adjust ring index. */ |
| 2792 | req->ring_index++; |
| 2793 | if (req->ring_index == req->length) { |
| 2794 | req->ring_index = 0; |
| 2795 | req->ring_ptr = req->ring; |
| 2796 | } else |
| 2797 | req->ring_ptr++; |
| 2798 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2799 | dbval = 0x04 | (ha->portnum << 5); |
| 2800 | |
| 2801 | dbval = dbval | (req->id << 8) | (req->ring_index << 16); |
Giridhar Malavali | 6907869 | 2010-05-28 15:08:28 -0700 | [diff] [blame] | 2802 | if (ql2xdbwr) |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 2803 | qla82xx_wr_32(ha, (unsigned long)ha->nxdb_wr_ptr, dbval); |
Giridhar Malavali | 6907869 | 2010-05-28 15:08:28 -0700 | [diff] [blame] | 2804 | else { |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 2805 | WRT_REG_DWORD(ha->nxdb_wr_ptr, dbval); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2806 | wmb(); |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 2807 | while (RD_REG_DWORD(ha->nxdb_rd_ptr) != dbval) { |
| 2808 | WRT_REG_DWORD(ha->nxdb_wr_ptr, dbval); |
Giridhar Malavali | 6907869 | 2010-05-28 15:08:28 -0700 | [diff] [blame] | 2809 | wmb(); |
| 2810 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2811 | } |
| 2812 | } |
| 2813 | |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 2814 | static void |
| 2815 | qla82xx_rom_lock_recovery(struct qla_hw_data *ha) |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2816 | { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2817 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 2818 | uint32_t lock_owner = 0; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2819 | |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 2820 | if (qla82xx_rom_lock(ha)) { |
| 2821 | lock_owner = qla82xx_rd_32(ha, QLA82XX_ROM_LOCK_ID); |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2822 | /* Someone else is holding the lock. */ |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2823 | ql_log(ql_log_info, vha, 0xb022, |
Hiral Patel | 4babb90 | 2014-04-11 16:54:19 -0400 | [diff] [blame] | 2824 | "Resetting rom_lock, Lock Owner %u.\n", lock_owner); |
| 2825 | } |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2826 | /* |
| 2827 | * Either we got the lock, or someone |
| 2828 | * else died while holding it. |
| 2829 | * In either case, unlock. |
| 2830 | */ |
Chad Dupuis | d652e09 | 2011-05-10 11:30:10 -0700 | [diff] [blame] | 2831 | qla82xx_rom_unlock(ha); |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2832 | } |
| 2833 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2834 | /* |
| 2835 | * qla82xx_device_bootstrap |
| 2836 | * Initialize device, set DEV_READY, start fw |
| 2837 | * |
| 2838 | * Note: |
| 2839 | * IDC lock must be held upon entry |
| 2840 | * |
| 2841 | * Return: |
| 2842 | * Success : 0 |
| 2843 | * Failed : 1 |
| 2844 | */ |
| 2845 | static int |
| 2846 | qla82xx_device_bootstrap(scsi_qla_host_t *vha) |
| 2847 | { |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2848 | int rval = QLA_SUCCESS; |
Tej Prakash | 03d32f9 | 2014-04-11 16:54:39 -0400 | [diff] [blame] | 2849 | int i; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2850 | uint32_t old_count, count; |
| 2851 | struct qla_hw_data *ha = vha->hw; |
Tej Prakash | 03d32f9 | 2014-04-11 16:54:39 -0400 | [diff] [blame] | 2852 | int need_reset = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2853 | |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2854 | need_reset = qla82xx_need_reset(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2855 | |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2856 | if (need_reset) { |
| 2857 | /* We are trying to perform a recovery here. */ |
Tej Prakash | 03d32f9 | 2014-04-11 16:54:39 -0400 | [diff] [blame] | 2858 | if (ha->flags.isp82xx_fw_hung) |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2859 | qla82xx_rom_lock_recovery(ha); |
Shyam Sundar | e6a4202 | 2010-09-07 20:55:32 -0700 | [diff] [blame] | 2860 | } else { |
Tej Prakash | 03d32f9 | 2014-04-11 16:54:39 -0400 | [diff] [blame] | 2861 | old_count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); |
| 2862 | for (i = 0; i < 10; i++) { |
| 2863 | msleep(200); |
| 2864 | count = qla82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); |
| 2865 | if (count != old_count) { |
| 2866 | rval = QLA_SUCCESS; |
| 2867 | goto dev_ready; |
| 2868 | } |
| 2869 | } |
| 2870 | qla82xx_rom_lock_recovery(ha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2871 | } |
| 2872 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2873 | /* set to DEV_INITIALIZING */ |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2874 | ql_log(ql_log_info, vha, 0x009e, |
| 2875 | "HW State: INITIALIZING.\n"); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 2876 | qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_INITIALIZING); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2877 | |
| 2878 | qla82xx_idc_unlock(ha); |
| 2879 | rval = qla82xx_start_firmware(vha); |
| 2880 | qla82xx_idc_lock(ha); |
| 2881 | |
| 2882 | if (rval != QLA_SUCCESS) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2883 | ql_log(ql_log_fatal, vha, 0x00ad, |
| 2884 | "HW State: FAILED.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2885 | qla82xx_clear_drv_active(ha); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 2886 | qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_FAILED); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2887 | return rval; |
| 2888 | } |
| 2889 | |
| 2890 | dev_ready: |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2891 | ql_log(ql_log_info, vha, 0x00ae, |
| 2892 | "HW State: READY.\n"); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 2893 | qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_READY); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2894 | |
| 2895 | return QLA_SUCCESS; |
| 2896 | } |
| 2897 | |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 2898 | /* |
| 2899 | * qla82xx_need_qsnt_handler |
| 2900 | * Code to start quiescence sequence |
| 2901 | * |
| 2902 | * Note: |
| 2903 | * IDC lock must be held upon entry |
| 2904 | * |
| 2905 | * Return: void |
| 2906 | */ |
| 2907 | |
| 2908 | static void |
| 2909 | qla82xx_need_qsnt_handler(scsi_qla_host_t *vha) |
| 2910 | { |
| 2911 | struct qla_hw_data *ha = vha->hw; |
| 2912 | uint32_t dev_state, drv_state, drv_active; |
| 2913 | unsigned long reset_timeout; |
| 2914 | |
| 2915 | if (vha->flags.online) { |
| 2916 | /*Block any further I/O and wait for pending cmnds to complete*/ |
Chad Dupuis | 8fcd6b8 | 2012-08-22 14:21:06 -0400 | [diff] [blame] | 2917 | qla2x00_quiesce_io(vha); |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 2918 | } |
| 2919 | |
| 2920 | /* Set the quiescence ready bit */ |
| 2921 | qla82xx_set_qsnt_ready(ha); |
| 2922 | |
| 2923 | /*wait for 30 secs for other functions to ack */ |
| 2924 | reset_timeout = jiffies + (30 * HZ); |
| 2925 | |
| 2926 | drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 2927 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
| 2928 | /* Its 2 that is written when qsnt is acked, moving one bit */ |
| 2929 | drv_active = drv_active << 0x01; |
| 2930 | |
| 2931 | while (drv_state != drv_active) { |
| 2932 | |
| 2933 | if (time_after_eq(jiffies, reset_timeout)) { |
| 2934 | /* quiescence timeout, other functions didn't ack |
| 2935 | * changing the state to DEV_READY |
| 2936 | */ |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2937 | ql_log(ql_log_info, vha, 0xb023, |
Saurav Kashyap | 5f28d2d | 2012-05-15 14:34:15 -0400 | [diff] [blame] | 2938 | "%s : QUIESCENT TIMEOUT DRV_ACTIVE:%d " |
| 2939 | "DRV_STATE:%d.\n", QLA2XXX_DRIVER_NAME, |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2940 | drv_active, drv_state); |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 2941 | qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 2942 | QLA8XXX_DEV_READY); |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2943 | ql_log(ql_log_info, vha, 0xb025, |
| 2944 | "HW State: DEV_READY.\n"); |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 2945 | qla82xx_idc_unlock(ha); |
| 2946 | qla2x00_perform_loop_resync(vha); |
| 2947 | qla82xx_idc_lock(ha); |
| 2948 | |
| 2949 | qla82xx_clear_qsnt_ready(vha); |
| 2950 | return; |
| 2951 | } |
| 2952 | |
| 2953 | qla82xx_idc_unlock(ha); |
| 2954 | msleep(1000); |
| 2955 | qla82xx_idc_lock(ha); |
| 2956 | |
| 2957 | drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 2958 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
| 2959 | drv_active = drv_active << 0x01; |
| 2960 | } |
| 2961 | dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); |
| 2962 | /* everyone acked so set the state to DEV_QUIESCENCE */ |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 2963 | if (dev_state == QLA8XXX_DEV_NEED_QUIESCENT) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 2964 | ql_log(ql_log_info, vha, 0xb026, |
| 2965 | "HW State: DEV_QUIESCENT.\n"); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 2966 | qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_QUIESCENT); |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 2967 | } |
| 2968 | } |
| 2969 | |
| 2970 | /* |
| 2971 | * qla82xx_wait_for_state_change |
| 2972 | * Wait for device state to change from given current state |
| 2973 | * |
| 2974 | * Note: |
| 2975 | * IDC lock must not be held upon entry |
| 2976 | * |
| 2977 | * Return: |
| 2978 | * Changed device state. |
| 2979 | */ |
| 2980 | uint32_t |
| 2981 | qla82xx_wait_for_state_change(scsi_qla_host_t *vha, uint32_t curr_state) |
| 2982 | { |
| 2983 | struct qla_hw_data *ha = vha->hw; |
| 2984 | uint32_t dev_state; |
| 2985 | |
| 2986 | do { |
| 2987 | msleep(1000); |
| 2988 | qla82xx_idc_lock(ha); |
| 2989 | dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); |
| 2990 | qla82xx_idc_unlock(ha); |
| 2991 | } while (dev_state == curr_state); |
| 2992 | |
| 2993 | return dev_state; |
| 2994 | } |
| 2995 | |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 2996 | void |
| 2997 | qla8xxx_dev_failed_handler(scsi_qla_host_t *vha) |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 2998 | { |
| 2999 | struct qla_hw_data *ha = vha->hw; |
| 3000 | |
| 3001 | /* Disable the board */ |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3002 | ql_log(ql_log_fatal, vha, 0x00b8, |
| 3003 | "Disabling the board.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3004 | |
Saurav Kashyap | 1459c0e | 2012-08-22 14:21:25 -0400 | [diff] [blame] | 3005 | if (IS_QLA82XX(ha)) { |
| 3006 | qla82xx_clear_drv_active(ha); |
| 3007 | qla82xx_idc_unlock(ha); |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3008 | } else if (IS_QLA8044(ha)) { |
Saurav Kashyap | c41afc9 | 2013-11-07 02:54:56 -0500 | [diff] [blame] | 3009 | qla8044_clear_drv_active(ha); |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3010 | qla8044_idc_unlock(ha); |
Saurav Kashyap | 1459c0e | 2012-08-22 14:21:25 -0400 | [diff] [blame] | 3011 | } |
Giridhar Malavali | b963752 | 2010-05-28 15:08:15 -0700 | [diff] [blame] | 3012 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3013 | /* Set DEV_FAILED flag to disable timer */ |
| 3014 | vha->device_flags |= DFLG_DEV_FAILED; |
| 3015 | qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); |
| 3016 | qla2x00_mark_all_devices_lost(vha, 0); |
| 3017 | vha->flags.online = 0; |
| 3018 | vha->flags.init_done = 0; |
| 3019 | } |
| 3020 | |
| 3021 | /* |
| 3022 | * qla82xx_need_reset_handler |
| 3023 | * Code to start reset sequence |
| 3024 | * |
| 3025 | * Note: |
| 3026 | * IDC lock must be held upon entry |
| 3027 | * |
| 3028 | * Return: |
| 3029 | * Success : 0 |
| 3030 | * Failed : 1 |
| 3031 | */ |
| 3032 | static void |
| 3033 | qla82xx_need_reset_handler(scsi_qla_host_t *vha) |
| 3034 | { |
Chad Dupuis | e5fdae5 | 2011-08-16 11:31:55 -0700 | [diff] [blame] | 3035 | uint32_t dev_state, drv_state, drv_active; |
| 3036 | uint32_t active_mask = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3037 | unsigned long reset_timeout; |
| 3038 | struct qla_hw_data *ha = vha->hw; |
| 3039 | struct req_que *req = ha->req_q_map[0]; |
| 3040 | |
| 3041 | if (vha->flags.online) { |
| 3042 | qla82xx_idc_unlock(ha); |
| 3043 | qla2x00_abort_isp_cleanup(vha); |
| 3044 | ha->isp_ops->get_flash_version(vha, req->ring); |
| 3045 | ha->isp_ops->nvram_config(vha); |
| 3046 | qla82xx_idc_lock(ha); |
| 3047 | } |
| 3048 | |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3049 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3050 | if (!ha->flags.nic_core_reset_owner) { |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3051 | ql_dbg(ql_dbg_p3p, vha, 0xb028, |
| 3052 | "reset_acknowledged by 0x%x\n", ha->portnum); |
| 3053 | qla82xx_set_rst_ready(ha); |
| 3054 | } else { |
| 3055 | active_mask = ~(QLA82XX_DRV_ACTIVE << (ha->portnum * 4)); |
| 3056 | drv_active &= active_mask; |
| 3057 | ql_dbg(ql_dbg_p3p, vha, 0xb029, |
| 3058 | "active_mask: 0x%08x\n", active_mask); |
| 3059 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3060 | |
| 3061 | /* wait for 10 seconds for reset ack from all functions */ |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3062 | reset_timeout = jiffies + (ha->fcoe_reset_timeout * HZ); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3063 | |
| 3064 | drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 3065 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3066 | dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3067 | |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3068 | ql_dbg(ql_dbg_p3p, vha, 0xb02a, |
| 3069 | "drv_state: 0x%08x, drv_active: 0x%08x, " |
| 3070 | "dev_state: 0x%08x, active_mask: 0x%08x\n", |
| 3071 | drv_state, drv_active, dev_state, active_mask); |
| 3072 | |
| 3073 | while (drv_state != drv_active && |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3074 | dev_state != QLA8XXX_DEV_INITIALIZING) { |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3075 | if (time_after_eq(jiffies, reset_timeout)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3076 | ql_log(ql_log_warn, vha, 0x00b5, |
| 3077 | "Reset timeout.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3078 | break; |
| 3079 | } |
| 3080 | qla82xx_idc_unlock(ha); |
| 3081 | msleep(1000); |
| 3082 | qla82xx_idc_lock(ha); |
| 3083 | drv_state = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_STATE); |
| 3084 | drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3085 | if (ha->flags.nic_core_reset_owner) |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3086 | drv_active &= active_mask; |
| 3087 | dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3088 | } |
| 3089 | |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3090 | ql_dbg(ql_dbg_p3p, vha, 0xb02b, |
| 3091 | "drv_state: 0x%08x, drv_active: 0x%08x, " |
| 3092 | "dev_state: 0x%08x, active_mask: 0x%08x\n", |
| 3093 | drv_state, drv_active, dev_state, active_mask); |
| 3094 | |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3095 | ql_log(ql_log_info, vha, 0x00b6, |
| 3096 | "Device state is 0x%x = %s.\n", |
| 3097 | dev_state, |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3098 | dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown"); |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 3099 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3100 | /* Force to DEV_COLD unless someone else is starting a reset */ |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3101 | if (dev_state != QLA8XXX_DEV_INITIALIZING && |
| 3102 | dev_state != QLA8XXX_DEV_COLD) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3103 | ql_log(ql_log_info, vha, 0x00b7, |
| 3104 | "HW State: COLD/RE-INIT.\n"); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3105 | qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA8XXX_DEV_COLD); |
Vikas Chaudhary | f4e1648 | 2012-04-25 07:26:13 -0700 | [diff] [blame] | 3106 | qla82xx_set_rst_ready(ha); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3107 | if (ql2xmdenable) { |
| 3108 | if (qla82xx_md_collect(vha)) |
| 3109 | ql_log(ql_log_warn, vha, 0xb02c, |
Giridhar Malavali | b6d0d9d | 2012-05-15 14:34:25 -0400 | [diff] [blame] | 3110 | "Minidump not collected.\n"); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3111 | } else |
| 3112 | ql_log(ql_log_warn, vha, 0xb04f, |
| 3113 | "Minidump disabled.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3114 | } |
| 3115 | } |
| 3116 | |
Giridhar Malavali | 3173167 | 2011-08-16 11:31:54 -0700 | [diff] [blame] | 3117 | int |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3118 | qla82xx_check_md_needed(scsi_qla_host_t *vha) |
| 3119 | { |
| 3120 | struct qla_hw_data *ha = vha->hw; |
| 3121 | uint16_t fw_major_version, fw_minor_version, fw_subminor_version; |
Giridhar Malavali | 3173167 | 2011-08-16 11:31:54 -0700 | [diff] [blame] | 3122 | int rval = QLA_SUCCESS; |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3123 | |
Giridhar Malavali | 3173167 | 2011-08-16 11:31:54 -0700 | [diff] [blame] | 3124 | fw_major_version = ha->fw_major_version; |
| 3125 | fw_minor_version = ha->fw_minor_version; |
| 3126 | fw_subminor_version = ha->fw_subminor_version; |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3127 | |
Giridhar Malavali | 6246b8a | 2012-02-09 11:15:34 -0800 | [diff] [blame] | 3128 | rval = qla2x00_get_fw_version(vha); |
Giridhar Malavali | 3173167 | 2011-08-16 11:31:54 -0700 | [diff] [blame] | 3129 | if (rval != QLA_SUCCESS) |
| 3130 | return rval; |
| 3131 | |
| 3132 | if (ql2xmdenable) { |
| 3133 | if (!ha->fw_dumped) { |
Saurav Kashyap | edaa5c7 | 2014-04-11 16:54:14 -0400 | [diff] [blame] | 3134 | if ((fw_major_version != ha->fw_major_version || |
Giridhar Malavali | 3173167 | 2011-08-16 11:31:54 -0700 | [diff] [blame] | 3135 | fw_minor_version != ha->fw_minor_version || |
Saurav Kashyap | edaa5c7 | 2014-04-11 16:54:14 -0400 | [diff] [blame] | 3136 | fw_subminor_version != ha->fw_subminor_version) || |
| 3137 | (ha->prev_minidump_failed)) { |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3138 | ql_dbg(ql_dbg_p3p, vha, 0xb02d, |
Saurav Kashyap | edaa5c7 | 2014-04-11 16:54:14 -0400 | [diff] [blame] | 3139 | "Firmware version differs Previous version: %d:%d:%d - New version: %d:%d:%d, prev_minidump_failed: %d.\n", |
Giridhar Malavali | 9bc3bf2 | 2012-05-15 14:34:26 -0400 | [diff] [blame] | 3140 | fw_major_version, fw_minor_version, |
| 3141 | fw_subminor_version, |
Giridhar Malavali | 3173167 | 2011-08-16 11:31:54 -0700 | [diff] [blame] | 3142 | ha->fw_major_version, |
| 3143 | ha->fw_minor_version, |
Saurav Kashyap | edaa5c7 | 2014-04-11 16:54:14 -0400 | [diff] [blame] | 3144 | ha->fw_subminor_version, |
| 3145 | ha->prev_minidump_failed); |
Giridhar Malavali | 3173167 | 2011-08-16 11:31:54 -0700 | [diff] [blame] | 3146 | /* Release MiniDump resources */ |
| 3147 | qla82xx_md_free(vha); |
| 3148 | /* ALlocate MiniDump resources */ |
| 3149 | qla82xx_md_prep(vha); |
Giridhar Malavali | 2e26426 | 2011-11-18 09:03:15 -0800 | [diff] [blame] | 3150 | } |
| 3151 | } else |
| 3152 | ql_log(ql_log_info, vha, 0xb02e, |
| 3153 | "Firmware dump available to retrieve\n"); |
Giridhar Malavali | 3173167 | 2011-08-16 11:31:54 -0700 | [diff] [blame] | 3154 | } |
| 3155 | return rval; |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3156 | } |
| 3157 | |
| 3158 | |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 3159 | static int |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3160 | qla82xx_check_fw_alive(scsi_qla_host_t *vha) |
| 3161 | { |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3162 | uint32_t fw_heartbeat_counter; |
| 3163 | int status = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3164 | |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3165 | fw_heartbeat_counter = qla82xx_rd_32(vha->hw, |
| 3166 | QLA82XX_PEG_ALIVE_COUNTER); |
Lalit Chandivade | a5b3632 | 2010-09-03 15:20:50 -0700 | [diff] [blame] | 3167 | /* all 0xff, assume AER/EEH in progress, ignore */ |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3168 | if (fw_heartbeat_counter == 0xffffffff) { |
| 3169 | ql_dbg(ql_dbg_timer, vha, 0x6003, |
| 3170 | "FW heartbeat counter is 0xffffffff, " |
| 3171 | "returning status=%d.\n", status); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3172 | return status; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3173 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3174 | if (vha->fw_heartbeat_counter == fw_heartbeat_counter) { |
| 3175 | vha->seconds_since_last_heartbeat++; |
| 3176 | /* FW not alive after 2 seconds */ |
| 3177 | if (vha->seconds_since_last_heartbeat == 2) { |
| 3178 | vha->seconds_since_last_heartbeat = 0; |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3179 | status = 1; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3180 | } |
Lalit Chandivade | efa786c | 2010-09-03 14:57:02 -0700 | [diff] [blame] | 3181 | } else |
| 3182 | vha->seconds_since_last_heartbeat = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3183 | vha->fw_heartbeat_counter = fw_heartbeat_counter; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3184 | if (status) |
| 3185 | ql_dbg(ql_dbg_timer, vha, 0x6004, |
| 3186 | "Returning status=%d.\n", status); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3187 | return status; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3188 | } |
| 3189 | |
| 3190 | /* |
| 3191 | * qla82xx_device_state_handler |
| 3192 | * Main state handler |
| 3193 | * |
| 3194 | * Note: |
| 3195 | * IDC lock must be held upon entry |
| 3196 | * |
| 3197 | * Return: |
| 3198 | * Success : 0 |
| 3199 | * Failed : 1 |
| 3200 | */ |
| 3201 | int |
| 3202 | qla82xx_device_state_handler(scsi_qla_host_t *vha) |
| 3203 | { |
| 3204 | uint32_t dev_state; |
Giridhar Malavali | 92dbf27 | 2011-03-30 11:46:30 -0700 | [diff] [blame] | 3205 | uint32_t old_dev_state; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3206 | int rval = QLA_SUCCESS; |
| 3207 | unsigned long dev_init_timeout; |
| 3208 | struct qla_hw_data *ha = vha->hw; |
Giridhar Malavali | 92dbf27 | 2011-03-30 11:46:30 -0700 | [diff] [blame] | 3209 | int loopcount = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3210 | |
| 3211 | qla82xx_idc_lock(ha); |
Saurav Kashyap | 0251ce8 | 2012-08-22 14:21:22 -0400 | [diff] [blame] | 3212 | if (!vha->flags.init_done) { |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3213 | qla82xx_set_drv_active(vha); |
Saurav Kashyap | 0251ce8 | 2012-08-22 14:21:22 -0400 | [diff] [blame] | 3214 | qla82xx_set_idc_version(vha); |
| 3215 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3216 | |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 3217 | dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); |
Giridhar Malavali | 92dbf27 | 2011-03-30 11:46:30 -0700 | [diff] [blame] | 3218 | old_dev_state = dev_state; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3219 | ql_log(ql_log_info, vha, 0x009b, |
| 3220 | "Device state is 0x%x = %s.\n", |
| 3221 | dev_state, |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3222 | dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3223 | |
| 3224 | /* wait for 30 seconds for device to go ready */ |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3225 | dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3226 | |
| 3227 | while (1) { |
| 3228 | |
| 3229 | if (time_after_eq(jiffies, dev_init_timeout)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3230 | ql_log(ql_log_fatal, vha, 0x009c, |
| 3231 | "Device init failed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3232 | rval = QLA_FUNCTION_FAILED; |
| 3233 | break; |
| 3234 | } |
| 3235 | dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); |
Giridhar Malavali | 92dbf27 | 2011-03-30 11:46:30 -0700 | [diff] [blame] | 3236 | if (old_dev_state != dev_state) { |
| 3237 | loopcount = 0; |
| 3238 | old_dev_state = dev_state; |
| 3239 | } |
| 3240 | if (loopcount < 5) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3241 | ql_log(ql_log_info, vha, 0x009d, |
| 3242 | "Device state is 0x%x = %s.\n", |
| 3243 | dev_state, |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3244 | dev_state < MAX_STATES ? qdev_state(dev_state) : |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3245 | "Unknown"); |
Giridhar Malavali | 92dbf27 | 2011-03-30 11:46:30 -0700 | [diff] [blame] | 3246 | } |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 3247 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3248 | switch (dev_state) { |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3249 | case QLA8XXX_DEV_READY: |
| 3250 | ha->flags.nic_core_reset_owner = 0; |
Chad Dupuis | 7916bb9 | 2012-08-22 14:20:57 -0400 | [diff] [blame] | 3251 | goto rel_lock; |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3252 | case QLA8XXX_DEV_COLD: |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3253 | rval = qla82xx_device_bootstrap(vha); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3254 | break; |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3255 | case QLA8XXX_DEV_INITIALIZING: |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3256 | qla82xx_idc_unlock(ha); |
| 3257 | msleep(1000); |
| 3258 | qla82xx_idc_lock(ha); |
| 3259 | break; |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3260 | case QLA8XXX_DEV_NEED_RESET: |
Saurav Kashyap | c8582ad | 2011-08-16 11:31:46 -0700 | [diff] [blame] | 3261 | if (!ql2xdontresethba) |
| 3262 | qla82xx_need_reset_handler(vha); |
| 3263 | else { |
| 3264 | qla82xx_idc_unlock(ha); |
| 3265 | msleep(1000); |
| 3266 | qla82xx_idc_lock(ha); |
| 3267 | } |
Giridhar Malavali | 0060ddf | 2011-02-23 15:27:08 -0800 | [diff] [blame] | 3268 | dev_init_timeout = jiffies + |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3269 | (ha->fcoe_dev_init_timeout * HZ); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3270 | break; |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3271 | case QLA8XXX_DEV_NEED_QUIESCENT: |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 3272 | qla82xx_need_qsnt_handler(vha); |
| 3273 | /* Reset timeout value after quiescence handler */ |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3274 | dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout\ |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 3275 | * HZ); |
| 3276 | break; |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3277 | case QLA8XXX_DEV_QUIESCENT: |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 3278 | /* Owner will exit and other will wait for the state |
| 3279 | * to get changed |
| 3280 | */ |
| 3281 | if (ha->flags.quiesce_owner) |
Chad Dupuis | 7916bb9 | 2012-08-22 14:20:57 -0400 | [diff] [blame] | 3282 | goto rel_lock; |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 3283 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3284 | qla82xx_idc_unlock(ha); |
| 3285 | msleep(1000); |
| 3286 | qla82xx_idc_lock(ha); |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 3287 | |
| 3288 | /* Reset timeout value after quiescence handler */ |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3289 | dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout\ |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 3290 | * HZ); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3291 | break; |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3292 | case QLA8XXX_DEV_FAILED: |
| 3293 | qla8xxx_dev_failed_handler(vha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3294 | rval = QLA_FUNCTION_FAILED; |
| 3295 | goto exit; |
| 3296 | default: |
| 3297 | qla82xx_idc_unlock(ha); |
| 3298 | msleep(1000); |
| 3299 | qla82xx_idc_lock(ha); |
| 3300 | } |
Giridhar Malavali | 92dbf27 | 2011-03-30 11:46:30 -0700 | [diff] [blame] | 3301 | loopcount++; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3302 | } |
Chad Dupuis | 7916bb9 | 2012-08-22 14:20:57 -0400 | [diff] [blame] | 3303 | rel_lock: |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3304 | qla82xx_idc_unlock(ha); |
Chad Dupuis | 7916bb9 | 2012-08-22 14:20:57 -0400 | [diff] [blame] | 3305 | exit: |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3306 | return rval; |
| 3307 | } |
| 3308 | |
Giridhar Malavali | 5988aeb | 2012-05-15 14:34:12 -0400 | [diff] [blame] | 3309 | static int qla82xx_check_temp(scsi_qla_host_t *vha) |
| 3310 | { |
| 3311 | uint32_t temp, temp_state, temp_val; |
| 3312 | struct qla_hw_data *ha = vha->hw; |
| 3313 | |
| 3314 | temp = qla82xx_rd_32(ha, CRB_TEMP_STATE); |
| 3315 | temp_state = qla82xx_get_temp_state(temp); |
| 3316 | temp_val = qla82xx_get_temp_val(temp); |
| 3317 | |
| 3318 | if (temp_state == QLA82XX_TEMP_PANIC) { |
| 3319 | ql_log(ql_log_warn, vha, 0x600e, |
| 3320 | "Device temperature %d degrees C exceeds " |
| 3321 | " maximum allowed. Hardware has been shut down.\n", |
| 3322 | temp_val); |
| 3323 | return 1; |
| 3324 | } else if (temp_state == QLA82XX_TEMP_WARN) { |
| 3325 | ql_log(ql_log_warn, vha, 0x600f, |
| 3326 | "Device temperature %d degrees C exceeds " |
| 3327 | "operating range. Immediate action needed.\n", |
| 3328 | temp_val); |
| 3329 | } |
| 3330 | return 0; |
| 3331 | } |
| 3332 | |
Joe Carnuccio | 1ae47cf | 2013-08-27 01:37:36 -0400 | [diff] [blame] | 3333 | int qla82xx_read_temperature(scsi_qla_host_t *vha) |
| 3334 | { |
| 3335 | uint32_t temp; |
| 3336 | |
| 3337 | temp = qla82xx_rd_32(vha->hw, CRB_TEMP_STATE); |
| 3338 | return qla82xx_get_temp_val(temp); |
| 3339 | } |
| 3340 | |
Chad Dupuis | c8f6544 | 2011-11-18 09:02:17 -0800 | [diff] [blame] | 3341 | void qla82xx_clear_pending_mbx(scsi_qla_host_t *vha) |
| 3342 | { |
| 3343 | struct qla_hw_data *ha = vha->hw; |
| 3344 | |
| 3345 | if (ha->flags.mbox_busy) { |
| 3346 | ha->flags.mbox_int = 1; |
Giridhar Malavali | 8937f2f | 2011-11-18 09:02:18 -0800 | [diff] [blame] | 3347 | ha->flags.mbox_busy = 0; |
Chad Dupuis | c8f6544 | 2011-11-18 09:02:17 -0800 | [diff] [blame] | 3348 | ql_log(ql_log_warn, vha, 0x6010, |
| 3349 | "Doing premature completion of mbx command.\n"); |
gurinder.shergill@hp.com | 3643983 | 2013-04-23 10:13:17 -0700 | [diff] [blame] | 3350 | if (test_and_clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags)) |
Chad Dupuis | c8f6544 | 2011-11-18 09:02:17 -0800 | [diff] [blame] | 3351 | complete(&ha->mbx_intr_comp); |
| 3352 | } |
| 3353 | } |
| 3354 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3355 | void qla82xx_watchdog(scsi_qla_host_t *vha) |
| 3356 | { |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3357 | uint32_t dev_state, halt_status; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3358 | struct qla_hw_data *ha = vha->hw; |
| 3359 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3360 | /* don't poll if reset is going on */ |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3361 | if (!ha->flags.nic_core_reset_hdlr_active) { |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3362 | dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); |
Giridhar Malavali | 5988aeb | 2012-05-15 14:34:12 -0400 | [diff] [blame] | 3363 | if (qla82xx_check_temp(vha)) { |
| 3364 | set_bit(ISP_UNRECOVERABLE, &vha->dpc_flags); |
| 3365 | ha->flags.isp82xx_fw_hung = 1; |
| 3366 | qla82xx_clear_pending_mbx(vha); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3367 | } else if (dev_state == QLA8XXX_DEV_NEED_RESET && |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3368 | !test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3369 | ql_log(ql_log_warn, vha, 0x6001, |
| 3370 | "Adapter reset needed.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3371 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3372 | } else if (dev_state == QLA8XXX_DEV_NEED_QUIESCENT && |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 3373 | !test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3374 | ql_log(ql_log_warn, vha, 0x6002, |
| 3375 | "Quiescent needed.\n"); |
Saurav Kashyap | 579d12b | 2010-12-21 16:00:14 -0800 | [diff] [blame] | 3376 | set_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags); |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3377 | } else if (dev_state == QLA8XXX_DEV_FAILED && |
Chad Dupuis | 7916bb9 | 2012-08-22 14:20:57 -0400 | [diff] [blame] | 3378 | !test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) && |
| 3379 | vha->flags.online == 1) { |
| 3380 | ql_log(ql_log_warn, vha, 0xb055, |
| 3381 | "Adapter state is failed. Offlining.\n"); |
| 3382 | set_bit(ISP_UNRECOVERABLE, &vha->dpc_flags); |
| 3383 | ha->flags.isp82xx_fw_hung = 1; |
| 3384 | qla82xx_clear_pending_mbx(vha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3385 | } else { |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3386 | if (qla82xx_check_fw_alive(vha)) { |
Giridhar Malavali | 6315491 | 2011-11-18 09:02:19 -0800 | [diff] [blame] | 3387 | ql_dbg(ql_dbg_timer, vha, 0x6011, |
| 3388 | "disabling pause transmit on port 0 & 1.\n"); |
| 3389 | qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98, |
| 3390 | CRB_NIU_XG_PAUSE_CTL_P0|CRB_NIU_XG_PAUSE_CTL_P1); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3391 | halt_status = qla82xx_rd_32(ha, |
| 3392 | QLA82XX_PEG_HALT_STATUS1); |
Giridhar Malavali | 6315491 | 2011-11-18 09:02:19 -0800 | [diff] [blame] | 3393 | ql_log(ql_log_info, vha, 0x6005, |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3394 | "dumping hw/fw registers:.\n " |
| 3395 | " PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,.\n " |
| 3396 | " PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,.\n " |
| 3397 | " PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,.\n " |
| 3398 | " PEG_NET_4_PC: 0x%x.\n", halt_status, |
Giridhar Malavali | 0e8edb0 | 2011-03-30 11:46:28 -0700 | [diff] [blame] | 3399 | qla82xx_rd_32(ha, QLA82XX_PEG_HALT_STATUS2), |
| 3400 | qla82xx_rd_32(ha, |
| 3401 | QLA82XX_CRB_PEG_NET_0 + 0x3c), |
| 3402 | qla82xx_rd_32(ha, |
| 3403 | QLA82XX_CRB_PEG_NET_1 + 0x3c), |
| 3404 | qla82xx_rd_32(ha, |
| 3405 | QLA82XX_CRB_PEG_NET_2 + 0x3c), |
| 3406 | qla82xx_rd_32(ha, |
| 3407 | QLA82XX_CRB_PEG_NET_3 + 0x3c), |
| 3408 | qla82xx_rd_32(ha, |
| 3409 | QLA82XX_CRB_PEG_NET_4 + 0x3c)); |
Giridhar Malavali | 2cc9796 | 2012-02-09 11:14:12 -0800 | [diff] [blame] | 3410 | if (((halt_status & 0x1fffff00) >> 8) == 0x67) |
Chad Dupuis | 10a340e | 2011-11-18 09:02:16 -0800 | [diff] [blame] | 3411 | ql_log(ql_log_warn, vha, 0xb052, |
| 3412 | "Firmware aborted with " |
| 3413 | "error code 0x00006700. Device is " |
| 3414 | "being reset.\n"); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3415 | if (halt_status & HALT_STATUS_UNRECOVERABLE) { |
| 3416 | set_bit(ISP_UNRECOVERABLE, |
| 3417 | &vha->dpc_flags); |
| 3418 | } else { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3419 | ql_log(ql_log_info, vha, 0x6006, |
| 3420 | "Detect abort needed.\n"); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3421 | set_bit(ISP_ABORT_NEEDED, |
| 3422 | &vha->dpc_flags); |
| 3423 | } |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3424 | ha->flags.isp82xx_fw_hung = 1; |
Chad Dupuis | c8f6544 | 2011-11-18 09:02:17 -0800 | [diff] [blame] | 3425 | ql_log(ql_log_warn, vha, 0x6007, "Firmware hung.\n"); |
| 3426 | qla82xx_clear_pending_mbx(vha); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3427 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3428 | } |
| 3429 | } |
| 3430 | } |
| 3431 | |
| 3432 | int qla82xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr) |
| 3433 | { |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3434 | int rval = -1; |
| 3435 | struct qla_hw_data *ha = vha->hw; |
| 3436 | |
| 3437 | if (IS_QLA82XX(ha)) |
| 3438 | rval = qla82xx_device_state_handler(vha); |
| 3439 | else if (IS_QLA8044(ha)) { |
| 3440 | qla8044_idc_lock(ha); |
| 3441 | /* Decide the reset ownership */ |
| 3442 | qla83xx_reset_ownership(vha); |
| 3443 | qla8044_idc_unlock(ha); |
| 3444 | rval = qla8044_device_state_handler(vha); |
| 3445 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3446 | return rval; |
| 3447 | } |
| 3448 | |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3449 | void |
| 3450 | qla82xx_set_reset_owner(scsi_qla_host_t *vha) |
| 3451 | { |
| 3452 | struct qla_hw_data *ha = vha->hw; |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3453 | uint32_t dev_state = 0; |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3454 | |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3455 | if (IS_QLA82XX(ha)) |
| 3456 | dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE); |
| 3457 | else if (IS_QLA8044(ha)) |
| 3458 | dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX); |
| 3459 | |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3460 | if (dev_state == QLA8XXX_DEV_READY) { |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3461 | ql_log(ql_log_info, vha, 0xb02f, |
| 3462 | "HW State: NEED RESET\n"); |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3463 | if (IS_QLA82XX(ha)) { |
| 3464 | qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, |
| 3465 | QLA8XXX_DEV_NEED_RESET); |
| 3466 | ha->flags.nic_core_reset_owner = 1; |
| 3467 | ql_dbg(ql_dbg_p3p, vha, 0xb030, |
| 3468 | "reset_owner is 0x%x\n", ha->portnum); |
| 3469 | } else if (IS_QLA8044(ha)) |
| 3470 | qla8044_wr_direct(vha, QLA8044_CRB_DEV_STATE_INDEX, |
| 3471 | QLA8XXX_DEV_NEED_RESET); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3472 | } else |
| 3473 | ql_log(ql_log_info, vha, 0xb031, |
| 3474 | "Device state is 0x%x = %s.\n", |
| 3475 | dev_state, |
| 3476 | dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown"); |
| 3477 | } |
| 3478 | |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3479 | /* |
| 3480 | * qla82xx_abort_isp |
| 3481 | * Resets ISP and aborts all outstanding commands. |
| 3482 | * |
| 3483 | * Input: |
| 3484 | * ha = adapter block pointer. |
| 3485 | * |
| 3486 | * Returns: |
| 3487 | * 0 = success |
| 3488 | */ |
| 3489 | int |
| 3490 | qla82xx_abort_isp(scsi_qla_host_t *vha) |
| 3491 | { |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3492 | int rval = -1; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3493 | struct qla_hw_data *ha = vha->hw; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3494 | |
| 3495 | if (vha->device_flags & DFLG_DEV_FAILED) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3496 | ql_log(ql_log_warn, vha, 0x8024, |
| 3497 | "Device in failed state, exiting.\n"); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3498 | return QLA_SUCCESS; |
| 3499 | } |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3500 | ha->flags.nic_core_reset_hdlr_active = 1; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3501 | |
| 3502 | qla82xx_idc_lock(ha); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3503 | qla82xx_set_reset_owner(vha); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3504 | qla82xx_idc_unlock(ha); |
| 3505 | |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3506 | if (IS_QLA82XX(ha)) |
| 3507 | rval = qla82xx_device_state_handler(vha); |
| 3508 | else if (IS_QLA8044(ha)) { |
| 3509 | qla8044_idc_lock(ha); |
| 3510 | /* Decide the reset ownership */ |
| 3511 | qla83xx_reset_ownership(vha); |
| 3512 | qla8044_idc_unlock(ha); |
| 3513 | rval = qla8044_device_state_handler(vha); |
| 3514 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3515 | |
| 3516 | qla82xx_idc_lock(ha); |
| 3517 | qla82xx_clear_rst_ready(ha); |
| 3518 | qla82xx_idc_unlock(ha); |
| 3519 | |
Santosh Vernekar | cdbb0a4f | 2010-05-28 15:08:25 -0700 | [diff] [blame] | 3520 | if (rval == QLA_SUCCESS) { |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3521 | ha->flags.isp82xx_fw_hung = 0; |
Santosh Vernekar | 7d613ac | 2012-08-22 14:21:03 -0400 | [diff] [blame] | 3522 | ha->flags.nic_core_reset_hdlr_active = 0; |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3523 | qla82xx_restart_isp(vha); |
Santosh Vernekar | cdbb0a4f | 2010-05-28 15:08:25 -0700 | [diff] [blame] | 3524 | } |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 3525 | |
| 3526 | if (rval) { |
| 3527 | vha->flags.online = 1; |
| 3528 | if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { |
| 3529 | if (ha->isp_abort_cnt == 0) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3530 | ql_log(ql_log_warn, vha, 0x8027, |
| 3531 | "ISP error recover failed - board " |
| 3532 | "disabled.\n"); |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 3533 | /* |
| 3534 | * The next call disables the board |
| 3535 | * completely. |
| 3536 | */ |
| 3537 | ha->isp_ops->reset_adapter(vha); |
| 3538 | vha->flags.online = 0; |
| 3539 | clear_bit(ISP_ABORT_RETRY, |
| 3540 | &vha->dpc_flags); |
| 3541 | rval = QLA_SUCCESS; |
| 3542 | } else { /* schedule another ISP abort */ |
| 3543 | ha->isp_abort_cnt--; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3544 | ql_log(ql_log_warn, vha, 0x8036, |
| 3545 | "ISP abort - retry remaining %d.\n", |
| 3546 | ha->isp_abort_cnt); |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 3547 | rval = QLA_FUNCTION_FAILED; |
| 3548 | } |
| 3549 | } else { |
| 3550 | ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3551 | ql_dbg(ql_dbg_taskm, vha, 0x8029, |
| 3552 | "ISP error recovery - retrying (%d) more times.\n", |
| 3553 | ha->isp_abort_cnt); |
Giridhar Malavali | f1af620 | 2010-05-04 15:01:34 -0700 | [diff] [blame] | 3554 | set_bit(ISP_ABORT_RETRY, &vha->dpc_flags); |
| 3555 | rval = QLA_FUNCTION_FAILED; |
| 3556 | } |
| 3557 | } |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3558 | return rval; |
| 3559 | } |
| 3560 | |
| 3561 | /* |
| 3562 | * qla82xx_fcoe_ctx_reset |
| 3563 | * Perform a quick reset and aborts all outstanding commands. |
| 3564 | * This will only perform an FCoE context reset and avoids a full blown |
| 3565 | * chip reset. |
| 3566 | * |
| 3567 | * Input: |
| 3568 | * ha = adapter block pointer. |
| 3569 | * is_reset_path = flag for identifying the reset path. |
| 3570 | * |
| 3571 | * Returns: |
| 3572 | * 0 = success |
| 3573 | */ |
| 3574 | int qla82xx_fcoe_ctx_reset(scsi_qla_host_t *vha) |
| 3575 | { |
| 3576 | int rval = QLA_FUNCTION_FAILED; |
| 3577 | |
| 3578 | if (vha->flags.online) { |
| 3579 | /* Abort all outstanding commands, so as to be requeued later */ |
| 3580 | qla2x00_abort_isp_cleanup(vha); |
| 3581 | } |
| 3582 | |
| 3583 | /* Stop currently executing firmware. |
| 3584 | * This will destroy existing FCoE context at the F/W end. |
| 3585 | */ |
| 3586 | qla2x00_try_to_stop_firmware(vha); |
| 3587 | |
| 3588 | /* Restart. Creates a new FCoE context on INIT_FIRMWARE. */ |
| 3589 | rval = qla82xx_restart_isp(vha); |
| 3590 | |
| 3591 | return rval; |
| 3592 | } |
| 3593 | |
| 3594 | /* |
| 3595 | * qla2x00_wait_for_fcoe_ctx_reset |
| 3596 | * Wait till the FCoE context is reset. |
| 3597 | * |
| 3598 | * Note: |
| 3599 | * Does context switching here. |
| 3600 | * Release SPIN_LOCK (if any) before calling this routine. |
| 3601 | * |
| 3602 | * Return: |
| 3603 | * Success (fcoe_ctx reset is done) : 0 |
| 3604 | * Failed (fcoe_ctx reset not completed within max loop timout ) : 1 |
| 3605 | */ |
| 3606 | int qla2x00_wait_for_fcoe_ctx_reset(scsi_qla_host_t *vha) |
| 3607 | { |
| 3608 | int status = QLA_FUNCTION_FAILED; |
| 3609 | unsigned long wait_reset; |
| 3610 | |
| 3611 | wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ); |
| 3612 | while ((test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) || |
| 3613 | test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) |
| 3614 | && time_before(jiffies, wait_reset)) { |
| 3615 | |
| 3616 | set_current_state(TASK_UNINTERRUPTIBLE); |
| 3617 | schedule_timeout(HZ); |
| 3618 | |
| 3619 | if (!test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) && |
| 3620 | !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) { |
| 3621 | status = QLA_SUCCESS; |
| 3622 | break; |
| 3623 | } |
| 3624 | } |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3625 | ql_dbg(ql_dbg_p3p, vha, 0xb027, |
Joe Perches | d8424f6 | 2011-11-18 09:03:06 -0800 | [diff] [blame] | 3626 | "%s: status=%d.\n", __func__, status); |
Giridhar Malavali | a908301 | 2010-04-12 17:59:55 -0700 | [diff] [blame] | 3627 | |
| 3628 | return status; |
| 3629 | } |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3630 | |
| 3631 | void |
| 3632 | qla82xx_chip_reset_cleanup(scsi_qla_host_t *vha) |
| 3633 | { |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3634 | int i, fw_state = 0; |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3635 | unsigned long flags; |
| 3636 | struct qla_hw_data *ha = vha->hw; |
| 3637 | |
| 3638 | /* Check if 82XX firmware is alive or not |
| 3639 | * We may have arrived here from NEED_RESET |
| 3640 | * detection only |
| 3641 | */ |
| 3642 | if (!ha->flags.isp82xx_fw_hung) { |
| 3643 | for (i = 0; i < 2; i++) { |
| 3644 | msleep(1000); |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 3645 | if (IS_QLA82XX(ha)) |
| 3646 | fw_state = qla82xx_check_fw_alive(vha); |
| 3647 | else if (IS_QLA8044(ha)) |
| 3648 | fw_state = qla8044_check_fw_alive(vha); |
| 3649 | if (fw_state) { |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3650 | ha->flags.isp82xx_fw_hung = 1; |
Chad Dupuis | c8f6544 | 2011-11-18 09:02:17 -0800 | [diff] [blame] | 3651 | qla82xx_clear_pending_mbx(vha); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3652 | break; |
| 3653 | } |
| 3654 | } |
| 3655 | } |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3656 | ql_dbg(ql_dbg_init, vha, 0x00b0, |
| 3657 | "Entered %s fw_hung=%d.\n", |
| 3658 | __func__, ha->flags.isp82xx_fw_hung); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3659 | |
| 3660 | /* Abort all commands gracefully if fw NOT hung */ |
| 3661 | if (!ha->flags.isp82xx_fw_hung) { |
| 3662 | int cnt, que; |
| 3663 | srb_t *sp; |
| 3664 | struct req_que *req; |
| 3665 | |
| 3666 | spin_lock_irqsave(&ha->hardware_lock, flags); |
| 3667 | for (que = 0; que < ha->max_req_queues; que++) { |
| 3668 | req = ha->req_q_map[que]; |
| 3669 | if (!req) |
| 3670 | continue; |
Chad Dupuis | 8d93f55 | 2013-01-30 03:34:37 -0500 | [diff] [blame] | 3671 | for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3672 | sp = req->outstanding_cmds[cnt]; |
| 3673 | if (sp) { |
Giridhar Malavali | af13b70 | 2014-04-11 16:54:12 -0400 | [diff] [blame] | 3674 | if ((!sp->u.scmd.ctx || |
| 3675 | (sp->flags & |
| 3676 | SRB_FCP_CMND_DMA_VALID)) && |
| 3677 | !ha->flags.isp82xx_fw_hung) { |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3678 | spin_unlock_irqrestore( |
| 3679 | &ha->hardware_lock, flags); |
| 3680 | if (ha->isp_ops->abort_command(sp)) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3681 | ql_log(ql_log_info, vha, |
| 3682 | 0x00b1, |
| 3683 | "mbx abort failed.\n"); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3684 | } else { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3685 | ql_log(ql_log_info, vha, |
| 3686 | 0x00b2, |
| 3687 | "mbx abort success.\n"); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3688 | } |
| 3689 | spin_lock_irqsave(&ha->hardware_lock, flags); |
| 3690 | } |
| 3691 | } |
| 3692 | } |
| 3693 | } |
| 3694 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
| 3695 | |
| 3696 | /* Wait for pending cmds (physical and virtual) to complete */ |
| 3697 | if (!qla2x00_eh_wait_for_pending_commands(vha, 0, 0, |
| 3698 | WAIT_HOST) == QLA_SUCCESS) { |
Saurav Kashyap | 7c3df13 | 2011-07-14 12:00:13 -0700 | [diff] [blame] | 3699 | ql_dbg(ql_dbg_init, vha, 0x00b3, |
| 3700 | "Done wait for " |
| 3701 | "pending commands.\n"); |
Giridhar Malavali | 7190575 | 2011-02-23 15:27:10 -0800 | [diff] [blame] | 3702 | } |
| 3703 | } |
| 3704 | } |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3705 | |
| 3706 | /* Minidump related functions */ |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3707 | static int |
| 3708 | qla82xx_minidump_process_control(scsi_qla_host_t *vha, |
| 3709 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 3710 | { |
| 3711 | struct qla_hw_data *ha = vha->hw; |
| 3712 | struct qla82xx_md_entry_crb *crb_entry; |
| 3713 | uint32_t read_value, opcode, poll_time; |
| 3714 | uint32_t addr, index, crb_addr; |
| 3715 | unsigned long wtime; |
| 3716 | struct qla82xx_md_template_hdr *tmplt_hdr; |
| 3717 | uint32_t rval = QLA_SUCCESS; |
| 3718 | int i; |
| 3719 | |
| 3720 | tmplt_hdr = (struct qla82xx_md_template_hdr *)ha->md_tmplt_hdr; |
| 3721 | crb_entry = (struct qla82xx_md_entry_crb *)entry_hdr; |
| 3722 | crb_addr = crb_entry->addr; |
| 3723 | |
| 3724 | for (i = 0; i < crb_entry->op_count; i++) { |
| 3725 | opcode = crb_entry->crb_ctrl.opcode; |
| 3726 | if (opcode & QLA82XX_DBG_OPCODE_WR) { |
| 3727 | qla82xx_md_rw_32(ha, crb_addr, |
| 3728 | crb_entry->value_1, 1); |
| 3729 | opcode &= ~QLA82XX_DBG_OPCODE_WR; |
| 3730 | } |
| 3731 | |
| 3732 | if (opcode & QLA82XX_DBG_OPCODE_RW) { |
| 3733 | read_value = qla82xx_md_rw_32(ha, crb_addr, 0, 0); |
| 3734 | qla82xx_md_rw_32(ha, crb_addr, read_value, 1); |
| 3735 | opcode &= ~QLA82XX_DBG_OPCODE_RW; |
| 3736 | } |
| 3737 | |
| 3738 | if (opcode & QLA82XX_DBG_OPCODE_AND) { |
| 3739 | read_value = qla82xx_md_rw_32(ha, crb_addr, 0, 0); |
| 3740 | read_value &= crb_entry->value_2; |
| 3741 | opcode &= ~QLA82XX_DBG_OPCODE_AND; |
| 3742 | if (opcode & QLA82XX_DBG_OPCODE_OR) { |
| 3743 | read_value |= crb_entry->value_3; |
| 3744 | opcode &= ~QLA82XX_DBG_OPCODE_OR; |
| 3745 | } |
| 3746 | qla82xx_md_rw_32(ha, crb_addr, read_value, 1); |
| 3747 | } |
| 3748 | |
| 3749 | if (opcode & QLA82XX_DBG_OPCODE_OR) { |
| 3750 | read_value = qla82xx_md_rw_32(ha, crb_addr, 0, 0); |
| 3751 | read_value |= crb_entry->value_3; |
| 3752 | qla82xx_md_rw_32(ha, crb_addr, read_value, 1); |
| 3753 | opcode &= ~QLA82XX_DBG_OPCODE_OR; |
| 3754 | } |
| 3755 | |
| 3756 | if (opcode & QLA82XX_DBG_OPCODE_POLL) { |
| 3757 | poll_time = crb_entry->crb_strd.poll_timeout; |
| 3758 | wtime = jiffies + poll_time; |
| 3759 | read_value = qla82xx_md_rw_32(ha, crb_addr, 0, 0); |
| 3760 | |
| 3761 | do { |
| 3762 | if ((read_value & crb_entry->value_2) |
| 3763 | == crb_entry->value_1) |
| 3764 | break; |
| 3765 | else if (time_after_eq(jiffies, wtime)) { |
| 3766 | /* capturing dump failed */ |
| 3767 | rval = QLA_FUNCTION_FAILED; |
| 3768 | break; |
| 3769 | } else |
| 3770 | read_value = qla82xx_md_rw_32(ha, |
| 3771 | crb_addr, 0, 0); |
| 3772 | } while (1); |
| 3773 | opcode &= ~QLA82XX_DBG_OPCODE_POLL; |
| 3774 | } |
| 3775 | |
| 3776 | if (opcode & QLA82XX_DBG_OPCODE_RDSTATE) { |
| 3777 | if (crb_entry->crb_strd.state_index_a) { |
| 3778 | index = crb_entry->crb_strd.state_index_a; |
| 3779 | addr = tmplt_hdr->saved_state_array[index]; |
| 3780 | } else |
| 3781 | addr = crb_addr; |
| 3782 | |
| 3783 | read_value = qla82xx_md_rw_32(ha, addr, 0, 0); |
| 3784 | index = crb_entry->crb_ctrl.state_index_v; |
| 3785 | tmplt_hdr->saved_state_array[index] = read_value; |
| 3786 | opcode &= ~QLA82XX_DBG_OPCODE_RDSTATE; |
| 3787 | } |
| 3788 | |
| 3789 | if (opcode & QLA82XX_DBG_OPCODE_WRSTATE) { |
| 3790 | if (crb_entry->crb_strd.state_index_a) { |
| 3791 | index = crb_entry->crb_strd.state_index_a; |
| 3792 | addr = tmplt_hdr->saved_state_array[index]; |
| 3793 | } else |
| 3794 | addr = crb_addr; |
| 3795 | |
| 3796 | if (crb_entry->crb_ctrl.state_index_v) { |
| 3797 | index = crb_entry->crb_ctrl.state_index_v; |
| 3798 | read_value = |
| 3799 | tmplt_hdr->saved_state_array[index]; |
| 3800 | } else |
| 3801 | read_value = crb_entry->value_1; |
| 3802 | |
| 3803 | qla82xx_md_rw_32(ha, addr, read_value, 1); |
| 3804 | opcode &= ~QLA82XX_DBG_OPCODE_WRSTATE; |
| 3805 | } |
| 3806 | |
| 3807 | if (opcode & QLA82XX_DBG_OPCODE_MDSTATE) { |
| 3808 | index = crb_entry->crb_ctrl.state_index_v; |
| 3809 | read_value = tmplt_hdr->saved_state_array[index]; |
| 3810 | read_value <<= crb_entry->crb_ctrl.shl; |
| 3811 | read_value >>= crb_entry->crb_ctrl.shr; |
| 3812 | if (crb_entry->value_2) |
| 3813 | read_value &= crb_entry->value_2; |
| 3814 | read_value |= crb_entry->value_3; |
| 3815 | read_value += crb_entry->value_1; |
| 3816 | tmplt_hdr->saved_state_array[index] = read_value; |
| 3817 | opcode &= ~QLA82XX_DBG_OPCODE_MDSTATE; |
| 3818 | } |
| 3819 | crb_addr += crb_entry->crb_strd.addr_stride; |
| 3820 | } |
| 3821 | return rval; |
| 3822 | } |
| 3823 | |
| 3824 | static void |
| 3825 | qla82xx_minidump_process_rdocm(scsi_qla_host_t *vha, |
| 3826 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 3827 | { |
| 3828 | struct qla_hw_data *ha = vha->hw; |
| 3829 | uint32_t r_addr, r_stride, loop_cnt, i, r_value; |
| 3830 | struct qla82xx_md_entry_rdocm *ocm_hdr; |
| 3831 | uint32_t *data_ptr = *d_ptr; |
| 3832 | |
| 3833 | ocm_hdr = (struct qla82xx_md_entry_rdocm *)entry_hdr; |
| 3834 | r_addr = ocm_hdr->read_addr; |
| 3835 | r_stride = ocm_hdr->read_addr_stride; |
| 3836 | loop_cnt = ocm_hdr->op_count; |
| 3837 | |
| 3838 | for (i = 0; i < loop_cnt; i++) { |
Bart Van Assche | 8dfa4b5a | 2015-07-09 07:24:50 -0700 | [diff] [blame] | 3839 | r_value = RD_REG_DWORD(r_addr + ha->nx_pcibase); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 3840 | *data_ptr++ = cpu_to_le32(r_value); |
| 3841 | r_addr += r_stride; |
| 3842 | } |
| 3843 | *d_ptr = data_ptr; |
| 3844 | } |
| 3845 | |
| 3846 | static void |
| 3847 | qla82xx_minidump_process_rdmux(scsi_qla_host_t *vha, |
| 3848 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 3849 | { |
| 3850 | struct qla_hw_data *ha = vha->hw; |
| 3851 | uint32_t r_addr, s_stride, s_addr, s_value, loop_cnt, i, r_value; |
| 3852 | struct qla82xx_md_entry_mux *mux_hdr; |
| 3853 | uint32_t *data_ptr = *d_ptr; |
| 3854 | |
| 3855 | mux_hdr = (struct qla82xx_md_entry_mux *)entry_hdr; |
| 3856 | r_addr = mux_hdr->read_addr; |
| 3857 | s_addr = mux_hdr->select_addr; |
| 3858 | s_stride = mux_hdr->select_value_stride; |
| 3859 | s_value = mux_hdr->select_value; |
| 3860 | loop_cnt = mux_hdr->op_count; |
| 3861 | |
| 3862 | for (i = 0; i < loop_cnt; i++) { |
| 3863 | qla82xx_md_rw_32(ha, s_addr, s_value, 1); |
| 3864 | r_value = qla82xx_md_rw_32(ha, r_addr, 0, 0); |
| 3865 | *data_ptr++ = cpu_to_le32(s_value); |
| 3866 | *data_ptr++ = cpu_to_le32(r_value); |
| 3867 | s_value += s_stride; |
| 3868 | } |
| 3869 | *d_ptr = data_ptr; |
| 3870 | } |
| 3871 | |
| 3872 | static void |
| 3873 | qla82xx_minidump_process_rdcrb(scsi_qla_host_t *vha, |
| 3874 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 3875 | { |
| 3876 | struct qla_hw_data *ha = vha->hw; |
| 3877 | uint32_t r_addr, r_stride, loop_cnt, i, r_value; |
| 3878 | struct qla82xx_md_entry_crb *crb_hdr; |
| 3879 | uint32_t *data_ptr = *d_ptr; |
| 3880 | |
| 3881 | crb_hdr = (struct qla82xx_md_entry_crb *)entry_hdr; |
| 3882 | r_addr = crb_hdr->addr; |
| 3883 | r_stride = crb_hdr->crb_strd.addr_stride; |
| 3884 | loop_cnt = crb_hdr->op_count; |
| 3885 | |
| 3886 | for (i = 0; i < loop_cnt; i++) { |
| 3887 | r_value = qla82xx_md_rw_32(ha, r_addr, 0, 0); |
| 3888 | *data_ptr++ = cpu_to_le32(r_addr); |
| 3889 | *data_ptr++ = cpu_to_le32(r_value); |
| 3890 | r_addr += r_stride; |
| 3891 | } |
| 3892 | *d_ptr = data_ptr; |
| 3893 | } |
| 3894 | |
| 3895 | static int |
| 3896 | qla82xx_minidump_process_l2tag(scsi_qla_host_t *vha, |
| 3897 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 3898 | { |
| 3899 | struct qla_hw_data *ha = vha->hw; |
| 3900 | uint32_t addr, r_addr, c_addr, t_r_addr; |
| 3901 | uint32_t i, k, loop_count, t_value, r_cnt, r_value; |
| 3902 | unsigned long p_wait, w_time, p_mask; |
| 3903 | uint32_t c_value_w, c_value_r; |
| 3904 | struct qla82xx_md_entry_cache *cache_hdr; |
| 3905 | int rval = QLA_FUNCTION_FAILED; |
| 3906 | uint32_t *data_ptr = *d_ptr; |
| 3907 | |
| 3908 | cache_hdr = (struct qla82xx_md_entry_cache *)entry_hdr; |
| 3909 | loop_count = cache_hdr->op_count; |
| 3910 | r_addr = cache_hdr->read_addr; |
| 3911 | c_addr = cache_hdr->control_addr; |
| 3912 | c_value_w = cache_hdr->cache_ctrl.write_value; |
| 3913 | |
| 3914 | t_r_addr = cache_hdr->tag_reg_addr; |
| 3915 | t_value = cache_hdr->addr_ctrl.init_tag_value; |
| 3916 | r_cnt = cache_hdr->read_ctrl.read_addr_cnt; |
| 3917 | p_wait = cache_hdr->cache_ctrl.poll_wait; |
| 3918 | p_mask = cache_hdr->cache_ctrl.poll_mask; |
| 3919 | |
| 3920 | for (i = 0; i < loop_count; i++) { |
| 3921 | qla82xx_md_rw_32(ha, t_r_addr, t_value, 1); |
| 3922 | if (c_value_w) |
| 3923 | qla82xx_md_rw_32(ha, c_addr, c_value_w, 1); |
| 3924 | |
| 3925 | if (p_mask) { |
| 3926 | w_time = jiffies + p_wait; |
| 3927 | do { |
| 3928 | c_value_r = qla82xx_md_rw_32(ha, c_addr, 0, 0); |
| 3929 | if ((c_value_r & p_mask) == 0) |
| 3930 | break; |
| 3931 | else if (time_after_eq(jiffies, w_time)) { |
| 3932 | /* capturing dump failed */ |
| 3933 | ql_dbg(ql_dbg_p3p, vha, 0xb032, |
| 3934 | "c_value_r: 0x%x, poll_mask: 0x%lx, " |
| 3935 | "w_time: 0x%lx\n", |
| 3936 | c_value_r, p_mask, w_time); |
| 3937 | return rval; |
| 3938 | } |
| 3939 | } while (1); |
| 3940 | } |
| 3941 | |
| 3942 | addr = r_addr; |
| 3943 | for (k = 0; k < r_cnt; k++) { |
| 3944 | r_value = qla82xx_md_rw_32(ha, addr, 0, 0); |
| 3945 | *data_ptr++ = cpu_to_le32(r_value); |
| 3946 | addr += cache_hdr->read_ctrl.read_addr_stride; |
| 3947 | } |
| 3948 | t_value += cache_hdr->addr_ctrl.tag_value_stride; |
| 3949 | } |
| 3950 | *d_ptr = data_ptr; |
| 3951 | return QLA_SUCCESS; |
| 3952 | } |
| 3953 | |
| 3954 | static void |
| 3955 | qla82xx_minidump_process_l1cache(scsi_qla_host_t *vha, |
| 3956 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 3957 | { |
| 3958 | struct qla_hw_data *ha = vha->hw; |
| 3959 | uint32_t addr, r_addr, c_addr, t_r_addr; |
| 3960 | uint32_t i, k, loop_count, t_value, r_cnt, r_value; |
| 3961 | uint32_t c_value_w; |
| 3962 | struct qla82xx_md_entry_cache *cache_hdr; |
| 3963 | uint32_t *data_ptr = *d_ptr; |
| 3964 | |
| 3965 | cache_hdr = (struct qla82xx_md_entry_cache *)entry_hdr; |
| 3966 | loop_count = cache_hdr->op_count; |
| 3967 | r_addr = cache_hdr->read_addr; |
| 3968 | c_addr = cache_hdr->control_addr; |
| 3969 | c_value_w = cache_hdr->cache_ctrl.write_value; |
| 3970 | |
| 3971 | t_r_addr = cache_hdr->tag_reg_addr; |
| 3972 | t_value = cache_hdr->addr_ctrl.init_tag_value; |
| 3973 | r_cnt = cache_hdr->read_ctrl.read_addr_cnt; |
| 3974 | |
| 3975 | for (i = 0; i < loop_count; i++) { |
| 3976 | qla82xx_md_rw_32(ha, t_r_addr, t_value, 1); |
| 3977 | qla82xx_md_rw_32(ha, c_addr, c_value_w, 1); |
| 3978 | addr = r_addr; |
| 3979 | for (k = 0; k < r_cnt; k++) { |
| 3980 | r_value = qla82xx_md_rw_32(ha, addr, 0, 0); |
| 3981 | *data_ptr++ = cpu_to_le32(r_value); |
| 3982 | addr += cache_hdr->read_ctrl.read_addr_stride; |
| 3983 | } |
| 3984 | t_value += cache_hdr->addr_ctrl.tag_value_stride; |
| 3985 | } |
| 3986 | *d_ptr = data_ptr; |
| 3987 | } |
| 3988 | |
| 3989 | static void |
| 3990 | qla82xx_minidump_process_queue(scsi_qla_host_t *vha, |
| 3991 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 3992 | { |
| 3993 | struct qla_hw_data *ha = vha->hw; |
| 3994 | uint32_t s_addr, r_addr; |
| 3995 | uint32_t r_stride, r_value, r_cnt, qid = 0; |
| 3996 | uint32_t i, k, loop_cnt; |
| 3997 | struct qla82xx_md_entry_queue *q_hdr; |
| 3998 | uint32_t *data_ptr = *d_ptr; |
| 3999 | |
| 4000 | q_hdr = (struct qla82xx_md_entry_queue *)entry_hdr; |
| 4001 | s_addr = q_hdr->select_addr; |
| 4002 | r_cnt = q_hdr->rd_strd.read_addr_cnt; |
| 4003 | r_stride = q_hdr->rd_strd.read_addr_stride; |
| 4004 | loop_cnt = q_hdr->op_count; |
| 4005 | |
| 4006 | for (i = 0; i < loop_cnt; i++) { |
| 4007 | qla82xx_md_rw_32(ha, s_addr, qid, 1); |
| 4008 | r_addr = q_hdr->read_addr; |
| 4009 | for (k = 0; k < r_cnt; k++) { |
| 4010 | r_value = qla82xx_md_rw_32(ha, r_addr, 0, 0); |
| 4011 | *data_ptr++ = cpu_to_le32(r_value); |
| 4012 | r_addr += r_stride; |
| 4013 | } |
| 4014 | qid += q_hdr->q_strd.queue_id_stride; |
| 4015 | } |
| 4016 | *d_ptr = data_ptr; |
| 4017 | } |
| 4018 | |
| 4019 | static void |
| 4020 | qla82xx_minidump_process_rdrom(scsi_qla_host_t *vha, |
| 4021 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 4022 | { |
| 4023 | struct qla_hw_data *ha = vha->hw; |
| 4024 | uint32_t r_addr, r_value; |
| 4025 | uint32_t i, loop_cnt; |
| 4026 | struct qla82xx_md_entry_rdrom *rom_hdr; |
| 4027 | uint32_t *data_ptr = *d_ptr; |
| 4028 | |
| 4029 | rom_hdr = (struct qla82xx_md_entry_rdrom *)entry_hdr; |
| 4030 | r_addr = rom_hdr->read_addr; |
| 4031 | loop_cnt = rom_hdr->read_data_size/sizeof(uint32_t); |
| 4032 | |
| 4033 | for (i = 0; i < loop_cnt; i++) { |
| 4034 | qla82xx_md_rw_32(ha, MD_DIRECT_ROM_WINDOW, |
| 4035 | (r_addr & 0xFFFF0000), 1); |
| 4036 | r_value = qla82xx_md_rw_32(ha, |
| 4037 | MD_DIRECT_ROM_READ_BASE + |
| 4038 | (r_addr & 0x0000FFFF), 0, 0); |
| 4039 | *data_ptr++ = cpu_to_le32(r_value); |
| 4040 | r_addr += sizeof(uint32_t); |
| 4041 | } |
| 4042 | *d_ptr = data_ptr; |
| 4043 | } |
| 4044 | |
| 4045 | static int |
| 4046 | qla82xx_minidump_process_rdmem(scsi_qla_host_t *vha, |
| 4047 | qla82xx_md_entry_hdr_t *entry_hdr, uint32_t **d_ptr) |
| 4048 | { |
| 4049 | struct qla_hw_data *ha = vha->hw; |
| 4050 | uint32_t r_addr, r_value, r_data; |
| 4051 | uint32_t i, j, loop_cnt; |
| 4052 | struct qla82xx_md_entry_rdmem *m_hdr; |
| 4053 | unsigned long flags; |
| 4054 | int rval = QLA_FUNCTION_FAILED; |
| 4055 | uint32_t *data_ptr = *d_ptr; |
| 4056 | |
| 4057 | m_hdr = (struct qla82xx_md_entry_rdmem *)entry_hdr; |
| 4058 | r_addr = m_hdr->read_addr; |
| 4059 | loop_cnt = m_hdr->read_data_size/16; |
| 4060 | |
| 4061 | if (r_addr & 0xf) { |
| 4062 | ql_log(ql_log_warn, vha, 0xb033, |
Masanari Iida | d6a0358 | 2012-08-22 14:20:58 -0400 | [diff] [blame] | 4063 | "Read addr 0x%x not 16 bytes aligned\n", r_addr); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4064 | return rval; |
| 4065 | } |
| 4066 | |
| 4067 | if (m_hdr->read_data_size % 16) { |
| 4068 | ql_log(ql_log_warn, vha, 0xb034, |
| 4069 | "Read data[0x%x] not multiple of 16 bytes\n", |
| 4070 | m_hdr->read_data_size); |
| 4071 | return rval; |
| 4072 | } |
| 4073 | |
| 4074 | ql_dbg(ql_dbg_p3p, vha, 0xb035, |
| 4075 | "[%s]: rdmem_addr: 0x%x, read_data_size: 0x%x, loop_cnt: 0x%x\n", |
| 4076 | __func__, r_addr, m_hdr->read_data_size, loop_cnt); |
| 4077 | |
| 4078 | write_lock_irqsave(&ha->hw_lock, flags); |
| 4079 | for (i = 0; i < loop_cnt; i++) { |
| 4080 | qla82xx_md_rw_32(ha, MD_MIU_TEST_AGT_ADDR_LO, r_addr, 1); |
| 4081 | r_value = 0; |
| 4082 | qla82xx_md_rw_32(ha, MD_MIU_TEST_AGT_ADDR_HI, r_value, 1); |
| 4083 | r_value = MIU_TA_CTL_ENABLE; |
| 4084 | qla82xx_md_rw_32(ha, MD_MIU_TEST_AGT_CTRL, r_value, 1); |
| 4085 | r_value = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; |
| 4086 | qla82xx_md_rw_32(ha, MD_MIU_TEST_AGT_CTRL, r_value, 1); |
| 4087 | |
| 4088 | for (j = 0; j < MAX_CTL_CHECK; j++) { |
| 4089 | r_value = qla82xx_md_rw_32(ha, |
| 4090 | MD_MIU_TEST_AGT_CTRL, 0, 0); |
| 4091 | if ((r_value & MIU_TA_CTL_BUSY) == 0) |
| 4092 | break; |
| 4093 | } |
| 4094 | |
| 4095 | if (j >= MAX_CTL_CHECK) { |
| 4096 | printk_ratelimited(KERN_ERR |
| 4097 | "failed to read through agent\n"); |
| 4098 | write_unlock_irqrestore(&ha->hw_lock, flags); |
| 4099 | return rval; |
| 4100 | } |
| 4101 | |
| 4102 | for (j = 0; j < 4; j++) { |
| 4103 | r_data = qla82xx_md_rw_32(ha, |
| 4104 | MD_MIU_TEST_AGT_RDDATA[j], 0, 0); |
| 4105 | *data_ptr++ = cpu_to_le32(r_data); |
| 4106 | } |
| 4107 | r_addr += 16; |
| 4108 | } |
| 4109 | write_unlock_irqrestore(&ha->hw_lock, flags); |
| 4110 | *d_ptr = data_ptr; |
| 4111 | return QLA_SUCCESS; |
| 4112 | } |
| 4113 | |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 4114 | int |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4115 | qla82xx_validate_template_chksum(scsi_qla_host_t *vha) |
| 4116 | { |
| 4117 | struct qla_hw_data *ha = vha->hw; |
| 4118 | uint64_t chksum = 0; |
| 4119 | uint32_t *d_ptr = (uint32_t *)ha->md_tmplt_hdr; |
| 4120 | int count = ha->md_template_size/sizeof(uint32_t); |
| 4121 | |
| 4122 | while (count-- > 0) |
| 4123 | chksum += *d_ptr++; |
| 4124 | while (chksum >> 32) |
| 4125 | chksum = (chksum & 0xFFFFFFFF) + (chksum >> 32); |
| 4126 | return ~chksum; |
| 4127 | } |
| 4128 | |
| 4129 | static void |
| 4130 | qla82xx_mark_entry_skipped(scsi_qla_host_t *vha, |
| 4131 | qla82xx_md_entry_hdr_t *entry_hdr, int index) |
| 4132 | { |
| 4133 | entry_hdr->d_ctrl.driver_flags |= QLA82XX_DBG_SKIPPED_FLAG; |
| 4134 | ql_dbg(ql_dbg_p3p, vha, 0xb036, |
| 4135 | "Skipping entry[%d]: " |
| 4136 | "ETYPE[0x%x]-ELEVEL[0x%x]\n", |
| 4137 | index, entry_hdr->entry_type, |
| 4138 | entry_hdr->d_ctrl.entry_capture_mask); |
| 4139 | } |
| 4140 | |
| 4141 | int |
| 4142 | qla82xx_md_collect(scsi_qla_host_t *vha) |
| 4143 | { |
| 4144 | struct qla_hw_data *ha = vha->hw; |
| 4145 | int no_entry_hdr = 0; |
| 4146 | qla82xx_md_entry_hdr_t *entry_hdr; |
| 4147 | struct qla82xx_md_template_hdr *tmplt_hdr; |
| 4148 | uint32_t *data_ptr; |
| 4149 | uint32_t total_data_size = 0, f_capture_mask, data_collected = 0; |
| 4150 | int i = 0, rval = QLA_FUNCTION_FAILED; |
| 4151 | |
| 4152 | tmplt_hdr = (struct qla82xx_md_template_hdr *)ha->md_tmplt_hdr; |
| 4153 | data_ptr = (uint32_t *)ha->md_dump; |
| 4154 | |
| 4155 | if (ha->fw_dumped) { |
Giridhar Malavali | a8faa26 | 2012-02-09 11:15:52 -0800 | [diff] [blame] | 4156 | ql_log(ql_log_warn, vha, 0xb037, |
| 4157 | "Firmware has been previously dumped (%p) " |
| 4158 | "-- ignoring request.\n", ha->fw_dump); |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4159 | goto md_failed; |
| 4160 | } |
| 4161 | |
| 4162 | ha->fw_dumped = 0; |
| 4163 | |
| 4164 | if (!ha->md_tmplt_hdr || !ha->md_dump) { |
| 4165 | ql_log(ql_log_warn, vha, 0xb038, |
| 4166 | "Memory not allocated for minidump capture\n"); |
| 4167 | goto md_failed; |
| 4168 | } |
| 4169 | |
Giridhar Malavali | b6d0d9d | 2012-05-15 14:34:25 -0400 | [diff] [blame] | 4170 | if (ha->flags.isp82xx_no_md_cap) { |
| 4171 | ql_log(ql_log_warn, vha, 0xb054, |
| 4172 | "Forced reset from application, " |
| 4173 | "ignore minidump capture\n"); |
| 4174 | ha->flags.isp82xx_no_md_cap = 0; |
| 4175 | goto md_failed; |
| 4176 | } |
| 4177 | |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4178 | if (qla82xx_validate_template_chksum(vha)) { |
| 4179 | ql_log(ql_log_info, vha, 0xb039, |
| 4180 | "Template checksum validation error\n"); |
| 4181 | goto md_failed; |
| 4182 | } |
| 4183 | |
| 4184 | no_entry_hdr = tmplt_hdr->num_of_entries; |
| 4185 | ql_dbg(ql_dbg_p3p, vha, 0xb03a, |
| 4186 | "No of entry headers in Template: 0x%x\n", no_entry_hdr); |
| 4187 | |
| 4188 | ql_dbg(ql_dbg_p3p, vha, 0xb03b, |
| 4189 | "Capture Mask obtained: 0x%x\n", tmplt_hdr->capture_debug_level); |
| 4190 | |
| 4191 | f_capture_mask = tmplt_hdr->capture_debug_level & 0xFF; |
| 4192 | |
| 4193 | /* Validate whether required debug level is set */ |
| 4194 | if ((f_capture_mask & 0x3) != 0x3) { |
| 4195 | ql_log(ql_log_warn, vha, 0xb03c, |
| 4196 | "Minimum required capture mask[0x%x] level not set\n", |
| 4197 | f_capture_mask); |
| 4198 | goto md_failed; |
| 4199 | } |
| 4200 | tmplt_hdr->driver_capture_mask = ql2xmdcapmask; |
| 4201 | |
| 4202 | tmplt_hdr->driver_info[0] = vha->host_no; |
| 4203 | tmplt_hdr->driver_info[1] = (QLA_DRIVER_MAJOR_VER << 24) | |
| 4204 | (QLA_DRIVER_MINOR_VER << 16) | (QLA_DRIVER_PATCH_VER << 8) | |
| 4205 | QLA_DRIVER_BETA_VER; |
| 4206 | |
| 4207 | total_data_size = ha->md_dump_size; |
| 4208 | |
Arun Easi | 880fded | 2012-02-09 11:15:49 -0800 | [diff] [blame] | 4209 | ql_dbg(ql_dbg_p3p, vha, 0xb03d, |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4210 | "Total minidump data_size 0x%x to be captured\n", total_data_size); |
| 4211 | |
| 4212 | /* Check whether template obtained is valid */ |
| 4213 | if (tmplt_hdr->entry_type != QLA82XX_TLHDR) { |
| 4214 | ql_log(ql_log_warn, vha, 0xb04e, |
| 4215 | "Bad template header entry type: 0x%x obtained\n", |
| 4216 | tmplt_hdr->entry_type); |
| 4217 | goto md_failed; |
| 4218 | } |
| 4219 | |
| 4220 | entry_hdr = (qla82xx_md_entry_hdr_t *) \ |
| 4221 | (((uint8_t *)ha->md_tmplt_hdr) + tmplt_hdr->first_entry_offset); |
| 4222 | |
| 4223 | /* Walk through the entry headers */ |
| 4224 | for (i = 0; i < no_entry_hdr; i++) { |
| 4225 | |
| 4226 | if (data_collected > total_data_size) { |
| 4227 | ql_log(ql_log_warn, vha, 0xb03e, |
| 4228 | "More MiniDump data collected: [0x%x]\n", |
| 4229 | data_collected); |
| 4230 | goto md_failed; |
| 4231 | } |
| 4232 | |
| 4233 | if (!(entry_hdr->d_ctrl.entry_capture_mask & |
| 4234 | ql2xmdcapmask)) { |
| 4235 | entry_hdr->d_ctrl.driver_flags |= |
| 4236 | QLA82XX_DBG_SKIPPED_FLAG; |
| 4237 | ql_dbg(ql_dbg_p3p, vha, 0xb03f, |
| 4238 | "Skipping entry[%d]: " |
| 4239 | "ETYPE[0x%x]-ELEVEL[0x%x]\n", |
| 4240 | i, entry_hdr->entry_type, |
| 4241 | entry_hdr->d_ctrl.entry_capture_mask); |
| 4242 | goto skip_nxt_entry; |
| 4243 | } |
| 4244 | |
| 4245 | ql_dbg(ql_dbg_p3p, vha, 0xb040, |
| 4246 | "[%s]: data ptr[%d]: %p, entry_hdr: %p\n" |
| 4247 | "entry_type: 0x%x, captrue_mask: 0x%x\n", |
| 4248 | __func__, i, data_ptr, entry_hdr, |
| 4249 | entry_hdr->entry_type, |
| 4250 | entry_hdr->d_ctrl.entry_capture_mask); |
| 4251 | |
| 4252 | ql_dbg(ql_dbg_p3p, vha, 0xb041, |
| 4253 | "Data collected: [0x%x], Dump size left:[0x%x]\n", |
| 4254 | data_collected, (ha->md_dump_size - data_collected)); |
| 4255 | |
| 4256 | /* Decode the entry type and take |
| 4257 | * required action to capture debug data */ |
| 4258 | switch (entry_hdr->entry_type) { |
| 4259 | case QLA82XX_RDEND: |
| 4260 | qla82xx_mark_entry_skipped(vha, entry_hdr, i); |
| 4261 | break; |
| 4262 | case QLA82XX_CNTRL: |
| 4263 | rval = qla82xx_minidump_process_control(vha, |
| 4264 | entry_hdr, &data_ptr); |
| 4265 | if (rval != QLA_SUCCESS) { |
| 4266 | qla82xx_mark_entry_skipped(vha, entry_hdr, i); |
| 4267 | goto md_failed; |
| 4268 | } |
| 4269 | break; |
| 4270 | case QLA82XX_RDCRB: |
| 4271 | qla82xx_minidump_process_rdcrb(vha, |
| 4272 | entry_hdr, &data_ptr); |
| 4273 | break; |
| 4274 | case QLA82XX_RDMEM: |
| 4275 | rval = qla82xx_minidump_process_rdmem(vha, |
| 4276 | entry_hdr, &data_ptr); |
| 4277 | if (rval != QLA_SUCCESS) { |
| 4278 | qla82xx_mark_entry_skipped(vha, entry_hdr, i); |
| 4279 | goto md_failed; |
| 4280 | } |
| 4281 | break; |
| 4282 | case QLA82XX_BOARD: |
| 4283 | case QLA82XX_RDROM: |
| 4284 | qla82xx_minidump_process_rdrom(vha, |
| 4285 | entry_hdr, &data_ptr); |
| 4286 | break; |
| 4287 | case QLA82XX_L2DTG: |
| 4288 | case QLA82XX_L2ITG: |
| 4289 | case QLA82XX_L2DAT: |
| 4290 | case QLA82XX_L2INS: |
| 4291 | rval = qla82xx_minidump_process_l2tag(vha, |
| 4292 | entry_hdr, &data_ptr); |
| 4293 | if (rval != QLA_SUCCESS) { |
| 4294 | qla82xx_mark_entry_skipped(vha, entry_hdr, i); |
| 4295 | goto md_failed; |
| 4296 | } |
| 4297 | break; |
| 4298 | case QLA82XX_L1DAT: |
| 4299 | case QLA82XX_L1INS: |
| 4300 | qla82xx_minidump_process_l1cache(vha, |
| 4301 | entry_hdr, &data_ptr); |
| 4302 | break; |
| 4303 | case QLA82XX_RDOCM: |
| 4304 | qla82xx_minidump_process_rdocm(vha, |
| 4305 | entry_hdr, &data_ptr); |
| 4306 | break; |
| 4307 | case QLA82XX_RDMUX: |
| 4308 | qla82xx_minidump_process_rdmux(vha, |
| 4309 | entry_hdr, &data_ptr); |
| 4310 | break; |
| 4311 | case QLA82XX_QUEUE: |
| 4312 | qla82xx_minidump_process_queue(vha, |
| 4313 | entry_hdr, &data_ptr); |
| 4314 | break; |
| 4315 | case QLA82XX_RDNOP: |
| 4316 | default: |
| 4317 | qla82xx_mark_entry_skipped(vha, entry_hdr, i); |
| 4318 | break; |
| 4319 | } |
| 4320 | |
| 4321 | ql_dbg(ql_dbg_p3p, vha, 0xb042, |
| 4322 | "[%s]: data ptr[%d]: %p\n", __func__, i, data_ptr); |
| 4323 | |
| 4324 | data_collected = (uint8_t *)data_ptr - |
| 4325 | (uint8_t *)ha->md_dump; |
| 4326 | skip_nxt_entry: |
| 4327 | entry_hdr = (qla82xx_md_entry_hdr_t *) \ |
| 4328 | (((uint8_t *)entry_hdr) + entry_hdr->entry_size); |
| 4329 | } |
| 4330 | |
| 4331 | if (data_collected != total_data_size) { |
Arun Easi | 880fded | 2012-02-09 11:15:49 -0800 | [diff] [blame] | 4332 | ql_dbg(ql_dbg_p3p, vha, 0xb043, |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4333 | "MiniDump data mismatch: Data collected: [0x%x]," |
| 4334 | "total_data_size:[0x%x]\n", |
| 4335 | data_collected, total_data_size); |
| 4336 | goto md_failed; |
| 4337 | } |
| 4338 | |
| 4339 | ql_log(ql_log_info, vha, 0xb044, |
| 4340 | "Firmware dump saved to temp buffer (%ld/%p %ld/%p).\n", |
| 4341 | vha->host_no, ha->md_tmplt_hdr, vha->host_no, ha->md_dump); |
| 4342 | ha->fw_dumped = 1; |
| 4343 | qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP); |
| 4344 | |
| 4345 | md_failed: |
| 4346 | return rval; |
| 4347 | } |
| 4348 | |
| 4349 | int |
| 4350 | qla82xx_md_alloc(scsi_qla_host_t *vha) |
| 4351 | { |
| 4352 | struct qla_hw_data *ha = vha->hw; |
| 4353 | int i, k; |
| 4354 | struct qla82xx_md_template_hdr *tmplt_hdr; |
| 4355 | |
| 4356 | tmplt_hdr = (struct qla82xx_md_template_hdr *)ha->md_tmplt_hdr; |
| 4357 | |
| 4358 | if (ql2xmdcapmask < 0x3 || ql2xmdcapmask > 0x7F) { |
| 4359 | ql2xmdcapmask = tmplt_hdr->capture_debug_level & 0xFF; |
| 4360 | ql_log(ql_log_info, vha, 0xb045, |
| 4361 | "Forcing driver capture mask to firmware default capture mask: 0x%x.\n", |
| 4362 | ql2xmdcapmask); |
| 4363 | } |
| 4364 | |
| 4365 | for (i = 0x2, k = 1; (i & QLA82XX_DEFAULT_CAP_MASK); i <<= 1, k++) { |
| 4366 | if (i & ql2xmdcapmask) |
| 4367 | ha->md_dump_size += tmplt_hdr->capture_size_array[k]; |
| 4368 | } |
| 4369 | |
| 4370 | if (ha->md_dump) { |
| 4371 | ql_log(ql_log_warn, vha, 0xb046, |
| 4372 | "Firmware dump previously allocated.\n"); |
| 4373 | return 1; |
| 4374 | } |
| 4375 | |
| 4376 | ha->md_dump = vmalloc(ha->md_dump_size); |
| 4377 | if (ha->md_dump == NULL) { |
| 4378 | ql_log(ql_log_warn, vha, 0xb047, |
| 4379 | "Unable to allocate memory for Minidump size " |
| 4380 | "(0x%x).\n", ha->md_dump_size); |
| 4381 | return 1; |
| 4382 | } |
| 4383 | return 0; |
| 4384 | } |
| 4385 | |
| 4386 | void |
| 4387 | qla82xx_md_free(scsi_qla_host_t *vha) |
| 4388 | { |
| 4389 | struct qla_hw_data *ha = vha->hw; |
| 4390 | |
| 4391 | /* Release the template header allocated */ |
| 4392 | if (ha->md_tmplt_hdr) { |
| 4393 | ql_log(ql_log_info, vha, 0xb048, |
| 4394 | "Free MiniDump template: %p, size (%d KB)\n", |
| 4395 | ha->md_tmplt_hdr, ha->md_template_size / 1024); |
| 4396 | dma_free_coherent(&ha->pdev->dev, ha->md_template_size, |
| 4397 | ha->md_tmplt_hdr, ha->md_tmplt_hdr_dma); |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 4398 | ha->md_tmplt_hdr = NULL; |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4399 | } |
| 4400 | |
| 4401 | /* Release the template data buffer allocated */ |
| 4402 | if (ha->md_dump) { |
| 4403 | ql_log(ql_log_info, vha, 0xb049, |
| 4404 | "Free MiniDump memory: %p, size (%d KB)\n", |
| 4405 | ha->md_dump, ha->md_dump_size / 1024); |
| 4406 | vfree(ha->md_dump); |
| 4407 | ha->md_dump_size = 0; |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 4408 | ha->md_dump = NULL; |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4409 | } |
| 4410 | } |
| 4411 | |
| 4412 | void |
| 4413 | qla82xx_md_prep(scsi_qla_host_t *vha) |
| 4414 | { |
| 4415 | struct qla_hw_data *ha = vha->hw; |
| 4416 | int rval; |
| 4417 | |
| 4418 | /* Get Minidump template size */ |
| 4419 | rval = qla82xx_md_get_template_size(vha); |
| 4420 | if (rval == QLA_SUCCESS) { |
| 4421 | ql_log(ql_log_info, vha, 0xb04a, |
| 4422 | "MiniDump Template size obtained (%d KB)\n", |
| 4423 | ha->md_template_size / 1024); |
| 4424 | |
| 4425 | /* Get Minidump template */ |
Atul Deshmukh | 7ec0eff | 2013-08-27 01:37:28 -0400 | [diff] [blame] | 4426 | if (IS_QLA8044(ha)) |
| 4427 | rval = qla8044_md_get_template(vha); |
| 4428 | else |
| 4429 | rval = qla82xx_md_get_template(vha); |
| 4430 | |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4431 | if (rval == QLA_SUCCESS) { |
| 4432 | ql_dbg(ql_dbg_p3p, vha, 0xb04b, |
| 4433 | "MiniDump Template obtained\n"); |
| 4434 | |
| 4435 | /* Allocate memory for minidump */ |
| 4436 | rval = qla82xx_md_alloc(vha); |
| 4437 | if (rval == QLA_SUCCESS) |
| 4438 | ql_log(ql_log_info, vha, 0xb04c, |
| 4439 | "MiniDump memory allocated (%d KB)\n", |
| 4440 | ha->md_dump_size / 1024); |
| 4441 | else { |
| 4442 | ql_log(ql_log_info, vha, 0xb04d, |
| 4443 | "Free MiniDump template: %p, size: (%d KB)\n", |
| 4444 | ha->md_tmplt_hdr, |
| 4445 | ha->md_template_size / 1024); |
| 4446 | dma_free_coherent(&ha->pdev->dev, |
| 4447 | ha->md_template_size, |
| 4448 | ha->md_tmplt_hdr, ha->md_tmplt_hdr_dma); |
Saurav Kashyap | fa49263 | 2012-11-21 02:40:29 -0500 | [diff] [blame] | 4449 | ha->md_tmplt_hdr = NULL; |
Giridhar Malavali | 08de284 | 2011-08-16 11:31:44 -0700 | [diff] [blame] | 4450 | } |
| 4451 | |
| 4452 | } |
| 4453 | } |
| 4454 | } |
Saurav Kashyap | 999916d | 2011-08-16 11:31:45 -0700 | [diff] [blame] | 4455 | |
| 4456 | int |
| 4457 | qla82xx_beacon_on(struct scsi_qla_host *vha) |
| 4458 | { |
| 4459 | |
| 4460 | int rval; |
| 4461 | struct qla_hw_data *ha = vha->hw; |
| 4462 | qla82xx_idc_lock(ha); |
| 4463 | rval = qla82xx_mbx_beacon_ctl(vha, 1); |
| 4464 | |
| 4465 | if (rval) { |
| 4466 | ql_log(ql_log_warn, vha, 0xb050, |
| 4467 | "mbx set led config failed in %s\n", __func__); |
| 4468 | goto exit; |
| 4469 | } |
| 4470 | ha->beacon_blink_led = 1; |
| 4471 | exit: |
| 4472 | qla82xx_idc_unlock(ha); |
| 4473 | return rval; |
| 4474 | } |
| 4475 | |
| 4476 | int |
| 4477 | qla82xx_beacon_off(struct scsi_qla_host *vha) |
| 4478 | { |
| 4479 | |
| 4480 | int rval; |
| 4481 | struct qla_hw_data *ha = vha->hw; |
| 4482 | qla82xx_idc_lock(ha); |
| 4483 | rval = qla82xx_mbx_beacon_ctl(vha, 0); |
| 4484 | |
| 4485 | if (rval) { |
| 4486 | ql_log(ql_log_warn, vha, 0xb051, |
| 4487 | "mbx set led config failed in %s\n", __func__); |
| 4488 | goto exit; |
| 4489 | } |
| 4490 | ha->beacon_blink_led = 0; |
| 4491 | exit: |
| 4492 | qla82xx_idc_unlock(ha); |
| 4493 | return rval; |
| 4494 | } |
Chad Dupuis | a1b23c5 | 2014-02-26 04:15:12 -0500 | [diff] [blame] | 4495 | |
| 4496 | void |
| 4497 | qla82xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) |
| 4498 | { |
| 4499 | struct qla_hw_data *ha = vha->hw; |
| 4500 | |
| 4501 | if (!ha->allow_cna_fw_dump) |
| 4502 | return; |
| 4503 | |
| 4504 | scsi_block_requests(vha->host); |
| 4505 | ha->flags.isp82xx_no_md_cap = 1; |
| 4506 | qla82xx_idc_lock(ha); |
| 4507 | qla82xx_set_reset_owner(vha); |
| 4508 | qla82xx_idc_unlock(ha); |
| 4509 | qla2x00_wait_for_chip_reset(vha); |
| 4510 | scsi_unblock_requests(vha->host); |
| 4511 | } |