Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1 | /* |
Sritej Velaga | 40839129f | 2010-12-02 20:41:56 +0000 | [diff] [blame] | 2 | * QLogic qlcnic NIC Driver |
Jitendra Kalsaria | 577ae39 | 2013-02-04 12:33:07 +0000 | [diff] [blame] | 3 | * Copyright (c) 2009-2013 QLogic Corporation |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 4 | * |
Sritej Velaga | 40839129f | 2010-12-02 20:41:56 +0000 | [diff] [blame] | 5 | * See LICENSE.qlcnic for copyright and licensing details. |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 8 | #include "qlcnic.h" |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 9 | #include "qlcnic_hw.h" |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 10 | |
| 11 | struct crb_addr_pair { |
| 12 | u32 addr; |
| 13 | u32 data; |
| 14 | }; |
| 15 | |
| 16 | #define QLCNIC_MAX_CRB_XFORM 60 |
| 17 | static unsigned int crb_addr_xform[QLCNIC_MAX_CRB_XFORM]; |
| 18 | |
| 19 | #define crb_addr_transform(name) \ |
| 20 | (crb_addr_xform[QLCNIC_HW_PX_MAP_CRB_##name] = \ |
| 21 | QLCNIC_HW_CRB_HUB_AGT_ADR_##name << 20) |
| 22 | |
| 23 | #define QLCNIC_ADDR_ERROR (0xffffffff) |
| 24 | |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 25 | static int |
| 26 | qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter); |
| 27 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 28 | static void crb_addr_transform_setup(void) |
| 29 | { |
| 30 | crb_addr_transform(XDMA); |
| 31 | crb_addr_transform(TIMR); |
| 32 | crb_addr_transform(SRE); |
| 33 | crb_addr_transform(SQN3); |
| 34 | crb_addr_transform(SQN2); |
| 35 | crb_addr_transform(SQN1); |
| 36 | crb_addr_transform(SQN0); |
| 37 | crb_addr_transform(SQS3); |
| 38 | crb_addr_transform(SQS2); |
| 39 | crb_addr_transform(SQS1); |
| 40 | crb_addr_transform(SQS0); |
| 41 | crb_addr_transform(RPMX7); |
| 42 | crb_addr_transform(RPMX6); |
| 43 | crb_addr_transform(RPMX5); |
| 44 | crb_addr_transform(RPMX4); |
| 45 | crb_addr_transform(RPMX3); |
| 46 | crb_addr_transform(RPMX2); |
| 47 | crb_addr_transform(RPMX1); |
| 48 | crb_addr_transform(RPMX0); |
| 49 | crb_addr_transform(ROMUSB); |
| 50 | crb_addr_transform(SN); |
| 51 | crb_addr_transform(QMN); |
| 52 | crb_addr_transform(QMS); |
| 53 | crb_addr_transform(PGNI); |
| 54 | crb_addr_transform(PGND); |
| 55 | crb_addr_transform(PGN3); |
| 56 | crb_addr_transform(PGN2); |
| 57 | crb_addr_transform(PGN1); |
| 58 | crb_addr_transform(PGN0); |
| 59 | crb_addr_transform(PGSI); |
| 60 | crb_addr_transform(PGSD); |
| 61 | crb_addr_transform(PGS3); |
| 62 | crb_addr_transform(PGS2); |
| 63 | crb_addr_transform(PGS1); |
| 64 | crb_addr_transform(PGS0); |
| 65 | crb_addr_transform(PS); |
| 66 | crb_addr_transform(PH); |
| 67 | crb_addr_transform(NIU); |
| 68 | crb_addr_transform(I2Q); |
| 69 | crb_addr_transform(EG); |
| 70 | crb_addr_transform(MN); |
| 71 | crb_addr_transform(MS); |
| 72 | crb_addr_transform(CAS2); |
| 73 | crb_addr_transform(CAS1); |
| 74 | crb_addr_transform(CAS0); |
| 75 | crb_addr_transform(CAM); |
| 76 | crb_addr_transform(C2C1); |
| 77 | crb_addr_transform(C2C0); |
| 78 | crb_addr_transform(SMB); |
| 79 | crb_addr_transform(OCM0); |
| 80 | crb_addr_transform(I2C0); |
| 81 | } |
| 82 | |
| 83 | void qlcnic_release_rx_buffers(struct qlcnic_adapter *adapter) |
| 84 | { |
| 85 | struct qlcnic_recv_context *recv_ctx; |
| 86 | struct qlcnic_host_rds_ring *rds_ring; |
| 87 | struct qlcnic_rx_buffer *rx_buf; |
| 88 | int i, ring; |
| 89 | |
Anirban Chakraborty | b1fc6d3 | 2011-04-01 14:28:05 +0000 | [diff] [blame] | 90 | recv_ctx = adapter->recv_ctx; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 91 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
| 92 | rds_ring = &recv_ctx->rds_rings[ring]; |
| 93 | for (i = 0; i < rds_ring->num_desc; ++i) { |
| 94 | rx_buf = &(rds_ring->rx_buf_arr[i]); |
Amit Kumar Salecha | 9665982 | 2010-06-22 03:18:58 +0000 | [diff] [blame] | 95 | if (rx_buf->skb == NULL) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 96 | continue; |
Amit Kumar Salecha | 9665982 | 2010-06-22 03:18:58 +0000 | [diff] [blame] | 97 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 98 | pci_unmap_single(adapter->pdev, |
| 99 | rx_buf->dma, |
| 100 | rds_ring->dma_size, |
| 101 | PCI_DMA_FROMDEVICE); |
Amit Kumar Salecha | 9665982 | 2010-06-22 03:18:58 +0000 | [diff] [blame] | 102 | |
| 103 | dev_kfree_skb_any(rx_buf->skb); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 104 | } |
| 105 | } |
| 106 | } |
| 107 | |
Amit Kumar Salecha | 8a15ad1 | 2010-06-22 03:19:01 +0000 | [diff] [blame] | 108 | void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter) |
| 109 | { |
| 110 | struct qlcnic_recv_context *recv_ctx; |
| 111 | struct qlcnic_host_rds_ring *rds_ring; |
| 112 | struct qlcnic_rx_buffer *rx_buf; |
| 113 | int i, ring; |
| 114 | |
Anirban Chakraborty | b1fc6d3 | 2011-04-01 14:28:05 +0000 | [diff] [blame] | 115 | recv_ctx = adapter->recv_ctx; |
Amit Kumar Salecha | 8a15ad1 | 2010-06-22 03:19:01 +0000 | [diff] [blame] | 116 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
| 117 | rds_ring = &recv_ctx->rds_rings[ring]; |
| 118 | |
Amit Kumar Salecha | 8a15ad1 | 2010-06-22 03:19:01 +0000 | [diff] [blame] | 119 | INIT_LIST_HEAD(&rds_ring->free_list); |
| 120 | |
| 121 | rx_buf = rds_ring->rx_buf_arr; |
| 122 | for (i = 0; i < rds_ring->num_desc; i++) { |
| 123 | list_add_tail(&rx_buf->list, |
| 124 | &rds_ring->free_list); |
| 125 | rx_buf++; |
| 126 | } |
Amit Kumar Salecha | 8a15ad1 | 2010-06-22 03:19:01 +0000 | [diff] [blame] | 127 | } |
| 128 | } |
| 129 | |
Himanshu Madhani | 012ec81 | 2013-08-21 11:24:10 -0400 | [diff] [blame] | 130 | void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter, |
| 131 | struct qlcnic_host_tx_ring *tx_ring) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 132 | { |
| 133 | struct qlcnic_cmd_buffer *cmd_buf; |
| 134 | struct qlcnic_skb_frag *buffrag; |
| 135 | int i, j; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 136 | |
Shahed Shaikh | a02bdd4 | 2014-01-03 01:34:28 -0500 | [diff] [blame] | 137 | spin_lock(&tx_ring->tx_clean_lock); |
| 138 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 139 | cmd_buf = tx_ring->cmd_buf_arr; |
| 140 | for (i = 0; i < tx_ring->num_desc; i++) { |
| 141 | buffrag = cmd_buf->frag_array; |
| 142 | if (buffrag->dma) { |
| 143 | pci_unmap_single(adapter->pdev, buffrag->dma, |
| 144 | buffrag->length, PCI_DMA_TODEVICE); |
| 145 | buffrag->dma = 0ULL; |
| 146 | } |
Jitendra Kalsaria | b662eca | 2013-07-19 16:56:33 -0400 | [diff] [blame] | 147 | for (j = 1; j < cmd_buf->frag_count; j++) { |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 148 | buffrag++; |
| 149 | if (buffrag->dma) { |
| 150 | pci_unmap_page(adapter->pdev, buffrag->dma, |
| 151 | buffrag->length, |
| 152 | PCI_DMA_TODEVICE); |
| 153 | buffrag->dma = 0ULL; |
| 154 | } |
| 155 | } |
| 156 | if (cmd_buf->skb) { |
| 157 | dev_kfree_skb_any(cmd_buf->skb); |
| 158 | cmd_buf->skb = NULL; |
| 159 | } |
| 160 | cmd_buf++; |
| 161 | } |
Shahed Shaikh | a02bdd4 | 2014-01-03 01:34:28 -0500 | [diff] [blame] | 162 | |
| 163 | spin_unlock(&tx_ring->tx_clean_lock); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 164 | } |
| 165 | |
| 166 | void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter) |
| 167 | { |
| 168 | struct qlcnic_recv_context *recv_ctx; |
| 169 | struct qlcnic_host_rds_ring *rds_ring; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 170 | int ring; |
| 171 | |
Anirban Chakraborty | b1fc6d3 | 2011-04-01 14:28:05 +0000 | [diff] [blame] | 172 | recv_ctx = adapter->recv_ctx; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 173 | |
| 174 | if (recv_ctx->rds_rings == NULL) |
Sony Chacko | 4be41e9 | 2013-01-01 03:20:20 +0000 | [diff] [blame] | 175 | return; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 176 | |
| 177 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
| 178 | rds_ring = &recv_ctx->rds_rings[ring]; |
| 179 | vfree(rds_ring->rx_buf_arr); |
| 180 | rds_ring->rx_buf_arr = NULL; |
| 181 | } |
| 182 | kfree(recv_ctx->rds_rings); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 183 | } |
| 184 | |
| 185 | int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter) |
| 186 | { |
| 187 | struct qlcnic_recv_context *recv_ctx; |
| 188 | struct qlcnic_host_rds_ring *rds_ring; |
| 189 | struct qlcnic_host_sds_ring *sds_ring; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 190 | struct qlcnic_rx_buffer *rx_buf; |
Joe Perches | b2adaca | 2013-02-03 17:43:58 +0000 | [diff] [blame] | 191 | int ring, i; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 192 | |
Anirban Chakraborty | b1fc6d3 | 2011-04-01 14:28:05 +0000 | [diff] [blame] | 193 | recv_ctx = adapter->recv_ctx; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 194 | |
Joe Perches | b2adaca | 2013-02-03 17:43:58 +0000 | [diff] [blame] | 195 | rds_ring = kcalloc(adapter->max_rds_rings, |
| 196 | sizeof(struct qlcnic_host_rds_ring), GFP_KERNEL); |
| 197 | if (rds_ring == NULL) |
Anirban Chakraborty | aadd818 | 2010-05-17 01:22:08 +0000 | [diff] [blame] | 198 | goto err_out; |
Joe Perches | b2adaca | 2013-02-03 17:43:58 +0000 | [diff] [blame] | 199 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 200 | recv_ctx->rds_rings = rds_ring; |
| 201 | |
| 202 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
| 203 | rds_ring = &recv_ctx->rds_rings[ring]; |
| 204 | switch (ring) { |
| 205 | case RCV_RING_NORMAL: |
| 206 | rds_ring->num_desc = adapter->num_rxd; |
Sritej Velaga | ff1b1bf8 | 2010-10-07 23:46:10 +0000 | [diff] [blame] | 207 | rds_ring->dma_size = QLCNIC_P3P_RX_BUF_MAX_LEN; |
Amit Kumar Salecha | 251a84c | 2010-05-13 03:07:46 +0000 | [diff] [blame] | 208 | rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 209 | break; |
| 210 | |
| 211 | case RCV_RING_JUMBO: |
| 212 | rds_ring->num_desc = adapter->num_jumbo_rxd; |
| 213 | rds_ring->dma_size = |
Sritej Velaga | ff1b1bf8 | 2010-10-07 23:46:10 +0000 | [diff] [blame] | 214 | QLCNIC_P3P_RX_JUMBO_BUF_MAX_LEN; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 215 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 216 | if (adapter->ahw->capabilities & |
| 217 | QLCNIC_FW_CAPABILITY_HW_LRO) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 218 | rds_ring->dma_size += QLCNIC_LRO_BUFFER_EXTRA; |
| 219 | |
| 220 | rds_ring->skb_size = |
| 221 | rds_ring->dma_size + NET_IP_ALIGN; |
| 222 | break; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 223 | } |
Joe Perches | f316746 | 2010-11-27 23:05:44 +0000 | [diff] [blame] | 224 | rds_ring->rx_buf_arr = vzalloc(RCV_BUFF_RINGSIZE(rds_ring)); |
Joe Perches | b2adaca | 2013-02-03 17:43:58 +0000 | [diff] [blame] | 225 | if (rds_ring->rx_buf_arr == NULL) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 226 | goto err_out; |
Sony Chacko | 4be41e9 | 2013-01-01 03:20:20 +0000 | [diff] [blame] | 227 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 228 | INIT_LIST_HEAD(&rds_ring->free_list); |
| 229 | /* |
| 230 | * Now go through all of them, set reference handles |
| 231 | * and put them in the queues. |
| 232 | */ |
| 233 | rx_buf = rds_ring->rx_buf_arr; |
| 234 | for (i = 0; i < rds_ring->num_desc; i++) { |
| 235 | list_add_tail(&rx_buf->list, |
| 236 | &rds_ring->free_list); |
| 237 | rx_buf->ref_handle = i; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 238 | rx_buf++; |
| 239 | } |
| 240 | spin_lock_init(&rds_ring->lock); |
| 241 | } |
| 242 | |
Himanshu Madhani | 34e8c40 | 2013-11-04 13:31:31 -0500 | [diff] [blame] | 243 | for (ring = 0; ring < adapter->drv_sds_rings; ring++) { |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 244 | sds_ring = &recv_ctx->sds_rings[ring]; |
| 245 | sds_ring->irq = adapter->msix_entries[ring].vector; |
| 246 | sds_ring->adapter = adapter; |
| 247 | sds_ring->num_desc = adapter->num_rxd; |
Himanshu Madhani | 012ec81 | 2013-08-21 11:24:10 -0400 | [diff] [blame] | 248 | if (qlcnic_82xx_check(adapter)) { |
Himanshu Madhani | c2c5e3a | 2013-08-21 11:24:12 -0400 | [diff] [blame] | 249 | if (qlcnic_check_multi_tx(adapter) && |
| 250 | !adapter->ahw->diag_test) |
Himanshu Madhani | 012ec81 | 2013-08-21 11:24:10 -0400 | [diff] [blame] | 251 | sds_ring->tx_ring = &adapter->tx_ring[ring]; |
| 252 | else |
| 253 | sds_ring->tx_ring = &adapter->tx_ring[0]; |
| 254 | } |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 255 | for (i = 0; i < NUM_RCV_DESC_RINGS; i++) |
| 256 | INIT_LIST_HEAD(&sds_ring->free_list[i]); |
| 257 | } |
| 258 | |
| 259 | return 0; |
| 260 | |
| 261 | err_out: |
| 262 | qlcnic_free_sw_resources(adapter); |
| 263 | return -ENOMEM; |
| 264 | } |
| 265 | |
| 266 | /* |
| 267 | * Utility to translate from internal Phantom CRB address |
| 268 | * to external PCI CRB address. |
| 269 | */ |
| 270 | static u32 qlcnic_decode_crb_addr(u32 addr) |
| 271 | { |
| 272 | int i; |
| 273 | u32 base_addr, offset, pci_base; |
| 274 | |
| 275 | crb_addr_transform_setup(); |
| 276 | |
| 277 | pci_base = QLCNIC_ADDR_ERROR; |
| 278 | base_addr = addr & 0xfff00000; |
| 279 | offset = addr & 0x000fffff; |
| 280 | |
| 281 | for (i = 0; i < QLCNIC_MAX_CRB_XFORM; i++) { |
| 282 | if (crb_addr_xform[i] == base_addr) { |
| 283 | pci_base = i << 20; |
| 284 | break; |
| 285 | } |
| 286 | } |
| 287 | if (pci_base == QLCNIC_ADDR_ERROR) |
| 288 | return pci_base; |
| 289 | else |
| 290 | return pci_base + offset; |
| 291 | } |
| 292 | |
| 293 | #define QLCNIC_MAX_ROM_WAIT_USEC 100 |
| 294 | |
| 295 | static int qlcnic_wait_rom_done(struct qlcnic_adapter *adapter) |
| 296 | { |
| 297 | long timeout = 0; |
| 298 | long done = 0; |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 299 | int err = 0; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 300 | |
| 301 | cond_resched(); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 302 | while (done == 0) { |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 303 | done = QLCRD32(adapter, QLCNIC_ROMUSB_GLB_STATUS, &err); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 304 | done &= 2; |
| 305 | if (++timeout >= QLCNIC_MAX_ROM_WAIT_USEC) { |
| 306 | dev_err(&adapter->pdev->dev, |
| 307 | "Timeout reached waiting for rom done"); |
| 308 | return -EIO; |
| 309 | } |
| 310 | udelay(1); |
| 311 | } |
| 312 | return 0; |
| 313 | } |
| 314 | |
| 315 | static int do_rom_fast_read(struct qlcnic_adapter *adapter, |
Anirban Chakraborty | 18f2f61 | 2011-05-12 12:48:33 +0000 | [diff] [blame] | 316 | u32 addr, u32 *valp) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 317 | { |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 318 | int err = 0; |
| 319 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 320 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ADDRESS, addr); |
| 321 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); |
| 322 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 3); |
| 323 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_INSTR_OPCODE, 0xb); |
| 324 | if (qlcnic_wait_rom_done(adapter)) { |
| 325 | dev_err(&adapter->pdev->dev, "Error waiting for rom done\n"); |
| 326 | return -EIO; |
| 327 | } |
| 328 | /* reset abyte_cnt and dummy_byte_cnt */ |
| 329 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 0); |
| 330 | udelay(10); |
| 331 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); |
| 332 | |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 333 | *valp = QLCRD32(adapter, QLCNIC_ROMUSB_ROM_RDATA, &err); |
| 334 | if (err == -EIO) |
| 335 | return err; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 336 | return 0; |
| 337 | } |
| 338 | |
| 339 | static int do_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr, |
| 340 | u8 *bytes, size_t size) |
| 341 | { |
| 342 | int addridx; |
| 343 | int ret = 0; |
| 344 | |
| 345 | for (addridx = addr; addridx < (addr + size); addridx += 4) { |
| 346 | int v; |
| 347 | ret = do_rom_fast_read(adapter, addridx, &v); |
| 348 | if (ret != 0) |
| 349 | break; |
| 350 | *(__le32 *)bytes = cpu_to_le32(v); |
| 351 | bytes += 4; |
| 352 | } |
| 353 | |
| 354 | return ret; |
| 355 | } |
| 356 | |
| 357 | int |
| 358 | qlcnic_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr, |
| 359 | u8 *bytes, size_t size) |
| 360 | { |
| 361 | int ret; |
| 362 | |
| 363 | ret = qlcnic_rom_lock(adapter); |
| 364 | if (ret < 0) |
| 365 | return ret; |
| 366 | |
| 367 | ret = do_rom_fast_read_words(adapter, addr, bytes, size); |
| 368 | |
| 369 | qlcnic_rom_unlock(adapter); |
| 370 | return ret; |
| 371 | } |
| 372 | |
Anirban Chakraborty | 18f2f61 | 2011-05-12 12:48:33 +0000 | [diff] [blame] | 373 | int qlcnic_rom_fast_read(struct qlcnic_adapter *adapter, u32 addr, u32 *valp) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 374 | { |
| 375 | int ret; |
| 376 | |
| 377 | if (qlcnic_rom_lock(adapter) != 0) |
| 378 | return -EIO; |
| 379 | |
| 380 | ret = do_rom_fast_read(adapter, addr, valp); |
| 381 | qlcnic_rom_unlock(adapter); |
| 382 | return ret; |
| 383 | } |
| 384 | |
| 385 | int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter) |
| 386 | { |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 387 | int addr, err = 0; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 388 | int i, n, init_delay; |
| 389 | struct crb_addr_pair *buf; |
| 390 | unsigned offset; |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 391 | u32 off, val; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 392 | struct pci_dev *pdev = adapter->pdev; |
| 393 | |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 394 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, 0); |
| 395 | QLC_SHARED_REG_WR32(adapter, QLCNIC_RCVPEG_STATE, 0); |
Sony Chacko | d406683 | 2010-08-19 05:08:31 +0000 | [diff] [blame] | 396 | |
Sony Chacko | 68233c5 | 2011-10-28 12:57:13 +0000 | [diff] [blame] | 397 | /* Halt all the indiviual PEGs and other blocks */ |
| 398 | /* disable all I2Q */ |
| 399 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x10, 0x0); |
| 400 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x14, 0x0); |
| 401 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x18, 0x0); |
| 402 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x1c, 0x0); |
| 403 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x20, 0x0); |
| 404 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x24, 0x0); |
| 405 | |
| 406 | /* disable all niu interrupts */ |
| 407 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0x40, 0xff); |
| 408 | /* disable xge rx/tx */ |
| 409 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0x70000, 0x00); |
| 410 | /* disable xg1 rx/tx */ |
| 411 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0x80000, 0x00); |
| 412 | /* disable sideband mac */ |
| 413 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0x90000, 0x00); |
| 414 | /* disable ap0 mac */ |
| 415 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0xa0000, 0x00); |
| 416 | /* disable ap1 mac */ |
| 417 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0xb0000, 0x00); |
| 418 | |
| 419 | /* halt sre */ |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 420 | val = QLCRD32(adapter, QLCNIC_CRB_SRE + 0x1000, &err); |
| 421 | if (err == -EIO) |
| 422 | return err; |
Sony Chacko | 68233c5 | 2011-10-28 12:57:13 +0000 | [diff] [blame] | 423 | QLCWR32(adapter, QLCNIC_CRB_SRE + 0x1000, val & (~(0x1))); |
| 424 | |
| 425 | /* halt epg */ |
| 426 | QLCWR32(adapter, QLCNIC_CRB_EPG + 0x1300, 0x1); |
| 427 | |
| 428 | /* halt timers */ |
| 429 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x0, 0x0); |
| 430 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x8, 0x0); |
| 431 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x10, 0x0); |
| 432 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x18, 0x0); |
| 433 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x100, 0x0); |
| 434 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x200, 0x0); |
| 435 | /* halt pegs */ |
| 436 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, 1); |
| 437 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, 1); |
| 438 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, 1); |
| 439 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, 1); |
| 440 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, 1); |
| 441 | msleep(20); |
| 442 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 443 | qlcnic_rom_unlock(adapter); |
Sony Chacko | 68233c5 | 2011-10-28 12:57:13 +0000 | [diff] [blame] | 444 | /* big hammer don't reset CAM block on reset */ |
| 445 | QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 446 | |
Sony Chacko | d406683 | 2010-08-19 05:08:31 +0000 | [diff] [blame] | 447 | /* Init HW CRB block */ |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 448 | if (qlcnic_rom_fast_read(adapter, 0, &n) != 0 || (n != 0xcafecafe) || |
| 449 | qlcnic_rom_fast_read(adapter, 4, &n) != 0) { |
| 450 | dev_err(&pdev->dev, "ERROR Reading crb_init area: val:%x\n", n); |
| 451 | return -EIO; |
| 452 | } |
| 453 | offset = n & 0xffffU; |
| 454 | n = (n >> 16) & 0xffffU; |
| 455 | |
| 456 | if (n >= 1024) { |
| 457 | dev_err(&pdev->dev, "QLOGIC card flash not initialized.\n"); |
| 458 | return -EIO; |
| 459 | } |
| 460 | |
| 461 | buf = kcalloc(n, sizeof(struct crb_addr_pair), GFP_KERNEL); |
Joe Perches | b2adaca | 2013-02-03 17:43:58 +0000 | [diff] [blame] | 462 | if (buf == NULL) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 463 | return -ENOMEM; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 464 | |
| 465 | for (i = 0; i < n; i++) { |
| 466 | if (qlcnic_rom_fast_read(adapter, 8*i + 4*offset, &val) != 0 || |
| 467 | qlcnic_rom_fast_read(adapter, 8*i + 4*offset + 4, &addr) != 0) { |
| 468 | kfree(buf); |
| 469 | return -EIO; |
| 470 | } |
| 471 | |
| 472 | buf[i].addr = addr; |
| 473 | buf[i].data = val; |
| 474 | } |
| 475 | |
| 476 | for (i = 0; i < n; i++) { |
| 477 | |
| 478 | off = qlcnic_decode_crb_addr(buf[i].addr); |
| 479 | if (off == QLCNIC_ADDR_ERROR) { |
| 480 | dev_err(&pdev->dev, "CRB init value out of range %x\n", |
| 481 | buf[i].addr); |
| 482 | continue; |
| 483 | } |
| 484 | off += QLCNIC_PCI_CRBSPACE; |
| 485 | |
| 486 | if (off & 1) |
| 487 | continue; |
| 488 | |
| 489 | /* skipping cold reboot MAGIC */ |
| 490 | if (off == QLCNIC_CAM_RAM(0x1fc)) |
| 491 | continue; |
| 492 | if (off == (QLCNIC_CRB_I2C0 + 0x1c)) |
| 493 | continue; |
| 494 | if (off == (ROMUSB_GLB + 0xbc)) /* do not reset PCI */ |
| 495 | continue; |
| 496 | if (off == (ROMUSB_GLB + 0xa8)) |
| 497 | continue; |
| 498 | if (off == (ROMUSB_GLB + 0xc8)) /* core clock */ |
| 499 | continue; |
| 500 | if (off == (ROMUSB_GLB + 0x24)) /* MN clock */ |
| 501 | continue; |
| 502 | if (off == (ROMUSB_GLB + 0x1c)) /* MS clock */ |
| 503 | continue; |
| 504 | if ((off & 0x0ff00000) == QLCNIC_CRB_DDR_NET) |
| 505 | continue; |
| 506 | /* skip the function enable register */ |
| 507 | if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION)) |
| 508 | continue; |
| 509 | if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION2)) |
| 510 | continue; |
| 511 | if ((off & 0x0ff00000) == QLCNIC_CRB_SMB) |
| 512 | continue; |
| 513 | |
| 514 | init_delay = 1; |
| 515 | /* After writing this register, HW needs time for CRB */ |
| 516 | /* to quiet down (else crb_window returns 0xffffffff) */ |
| 517 | if (off == QLCNIC_ROMUSB_GLB_SW_RESET) |
| 518 | init_delay = 1000; |
| 519 | |
| 520 | QLCWR32(adapter, off, buf[i].data); |
| 521 | |
| 522 | msleep(init_delay); |
| 523 | } |
| 524 | kfree(buf); |
| 525 | |
Sony Chacko | d406683 | 2010-08-19 05:08:31 +0000 | [diff] [blame] | 526 | /* Initialize protocol process engine */ |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 527 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0xec, 0x1e); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 528 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0x4c, 8); |
| 529 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_I + 0x4c, 8); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 530 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x8, 0); |
| 531 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0xc, 0); |
| 532 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x8, 0); |
| 533 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0xc, 0); |
| 534 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x8, 0); |
| 535 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0xc, 0); |
| 536 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x8, 0); |
| 537 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0xc, 0); |
Sony Chacko | d406683 | 2010-08-19 05:08:31 +0000 | [diff] [blame] | 538 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x8, 0); |
| 539 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0xc, 0); |
| 540 | msleep(1); |
Sony Chacko | 68233c5 | 2011-10-28 12:57:13 +0000 | [diff] [blame] | 541 | |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 542 | QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0); |
| 543 | QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0); |
Sony Chacko | 68233c5 | 2011-10-28 12:57:13 +0000 | [diff] [blame] | 544 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 545 | return 0; |
| 546 | } |
| 547 | |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 548 | static int qlcnic_cmd_peg_ready(struct qlcnic_adapter *adapter) |
| 549 | { |
| 550 | u32 val; |
| 551 | int retries = QLCNIC_CMDPEG_CHECK_RETRY_COUNT; |
| 552 | |
| 553 | do { |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 554 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CMDPEG_STATE); |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 555 | |
| 556 | switch (val) { |
| 557 | case PHAN_INITIALIZE_COMPLETE: |
| 558 | case PHAN_INITIALIZE_ACK: |
| 559 | return 0; |
| 560 | case PHAN_INITIALIZE_FAILED: |
| 561 | goto out_err; |
| 562 | default: |
| 563 | break; |
| 564 | } |
| 565 | |
| 566 | msleep(QLCNIC_CMDPEG_CHECK_DELAY); |
| 567 | |
| 568 | } while (--retries); |
| 569 | |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 570 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, |
| 571 | PHAN_INITIALIZE_FAILED); |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 572 | |
| 573 | out_err: |
| 574 | dev_err(&adapter->pdev->dev, "Command Peg initialization not " |
| 575 | "complete, state: 0x%x.\n", val); |
| 576 | return -EIO; |
| 577 | } |
| 578 | |
| 579 | static int |
| 580 | qlcnic_receive_peg_ready(struct qlcnic_adapter *adapter) |
| 581 | { |
| 582 | u32 val; |
| 583 | int retries = QLCNIC_RCVPEG_CHECK_RETRY_COUNT; |
| 584 | |
| 585 | do { |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 586 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_RCVPEG_STATE); |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 587 | |
| 588 | if (val == PHAN_PEG_RCV_INITIALIZED) |
| 589 | return 0; |
| 590 | |
| 591 | msleep(QLCNIC_RCVPEG_CHECK_DELAY); |
| 592 | |
| 593 | } while (--retries); |
| 594 | |
| 595 | if (!retries) { |
| 596 | dev_err(&adapter->pdev->dev, "Receive Peg initialization not " |
| 597 | "complete, state: 0x%x.\n", val); |
| 598 | return -EIO; |
| 599 | } |
| 600 | |
| 601 | return 0; |
| 602 | } |
| 603 | |
Sucheta Chakraborty | b3a2464 | 2010-05-13 03:07:48 +0000 | [diff] [blame] | 604 | int |
Sony Chacko | d406683 | 2010-08-19 05:08:31 +0000 | [diff] [blame] | 605 | qlcnic_check_fw_status(struct qlcnic_adapter *adapter) |
| 606 | { |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 607 | int err; |
Sony Chacko | d406683 | 2010-08-19 05:08:31 +0000 | [diff] [blame] | 608 | |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 609 | err = qlcnic_cmd_peg_ready(adapter); |
| 610 | if (err) |
| 611 | return err; |
Sony Chacko | d406683 | 2010-08-19 05:08:31 +0000 | [diff] [blame] | 612 | |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 613 | err = qlcnic_receive_peg_ready(adapter); |
| 614 | if (err) |
| 615 | return err; |
| 616 | |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 617 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, PHAN_INITIALIZE_ACK); |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 618 | |
| 619 | return err; |
Sony Chacko | d406683 | 2010-08-19 05:08:31 +0000 | [diff] [blame] | 620 | } |
| 621 | |
| 622 | int |
Sucheta Chakraborty | aa5e18c | 2010-04-01 19:01:32 +0000 | [diff] [blame] | 623 | qlcnic_setup_idc_param(struct qlcnic_adapter *adapter) { |
| 624 | |
| 625 | int timeo; |
Sucheta Chakraborty | b3a2464 | 2010-05-13 03:07:48 +0000 | [diff] [blame] | 626 | u32 val; |
| 627 | |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 628 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_PARTITION_INFO); |
Anirban Chakraborty | 45918e2 | 2010-06-29 07:52:12 +0000 | [diff] [blame] | 629 | val = QLC_DEV_GET_DRV(val, adapter->portnum); |
| 630 | if ((val & 0x3) != QLCNIC_TYPE_NIC) { |
| 631 | dev_err(&adapter->pdev->dev, |
| 632 | "Not an Ethernet NIC func=%u\n", val); |
| 633 | return -EIO; |
Sucheta Chakraborty | b3a2464 | 2010-05-13 03:07:48 +0000 | [diff] [blame] | 634 | } |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 635 | adapter->ahw->physical_port = (val >> 2); |
Sucheta Chakraborty | aa5e18c | 2010-04-01 19:01:32 +0000 | [diff] [blame] | 636 | if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DEV_INIT_TIMEOUT, &timeo)) |
Sony Chacko | 251b036 | 2010-08-19 05:08:24 +0000 | [diff] [blame] | 637 | timeo = QLCNIC_INIT_TIMEOUT_SECS; |
Sucheta Chakraborty | aa5e18c | 2010-04-01 19:01:32 +0000 | [diff] [blame] | 638 | |
| 639 | adapter->dev_init_timeo = timeo; |
| 640 | |
| 641 | if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DRV_RESET_TIMEOUT, &timeo)) |
Sony Chacko | 251b036 | 2010-08-19 05:08:24 +0000 | [diff] [blame] | 642 | timeo = QLCNIC_RESET_TIMEOUT_SECS; |
Sucheta Chakraborty | aa5e18c | 2010-04-01 19:01:32 +0000 | [diff] [blame] | 643 | |
| 644 | adapter->reset_ack_timeo = timeo; |
Sucheta Chakraborty | b3a2464 | 2010-05-13 03:07:48 +0000 | [diff] [blame] | 645 | |
| 646 | return 0; |
Sucheta Chakraborty | aa5e18c | 2010-04-01 19:01:32 +0000 | [diff] [blame] | 647 | } |
| 648 | |
amit salecha | 0e5f20b | 2011-01-10 00:15:21 +0000 | [diff] [blame] | 649 | static int qlcnic_get_flt_entry(struct qlcnic_adapter *adapter, u8 region, |
| 650 | struct qlcnic_flt_entry *region_entry) |
| 651 | { |
| 652 | struct qlcnic_flt_header flt_hdr; |
| 653 | struct qlcnic_flt_entry *flt_entry; |
| 654 | int i = 0, ret; |
| 655 | u32 entry_size; |
| 656 | |
| 657 | memset(region_entry, 0, sizeof(struct qlcnic_flt_entry)); |
| 658 | ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION, |
| 659 | (u8 *)&flt_hdr, |
| 660 | sizeof(struct qlcnic_flt_header)); |
| 661 | if (ret) { |
| 662 | dev_warn(&adapter->pdev->dev, |
| 663 | "error reading flash layout header\n"); |
| 664 | return -EIO; |
| 665 | } |
| 666 | |
| 667 | entry_size = flt_hdr.len - sizeof(struct qlcnic_flt_header); |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 668 | flt_entry = vzalloc(entry_size); |
Joe Perches | b2adaca | 2013-02-03 17:43:58 +0000 | [diff] [blame] | 669 | if (flt_entry == NULL) |
amit salecha | 0e5f20b | 2011-01-10 00:15:21 +0000 | [diff] [blame] | 670 | return -EIO; |
amit salecha | 0e5f20b | 2011-01-10 00:15:21 +0000 | [diff] [blame] | 671 | |
| 672 | ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION + |
| 673 | sizeof(struct qlcnic_flt_header), |
| 674 | (u8 *)flt_entry, entry_size); |
| 675 | if (ret) { |
| 676 | dev_warn(&adapter->pdev->dev, |
| 677 | "error reading flash layout entries\n"); |
| 678 | goto err_out; |
| 679 | } |
| 680 | |
| 681 | while (i < (entry_size/sizeof(struct qlcnic_flt_entry))) { |
| 682 | if (flt_entry[i].region == region) |
| 683 | break; |
| 684 | i++; |
| 685 | } |
| 686 | if (i >= (entry_size/sizeof(struct qlcnic_flt_entry))) { |
| 687 | dev_warn(&adapter->pdev->dev, |
| 688 | "region=%x not found in %d regions\n", region, i); |
| 689 | ret = -EIO; |
| 690 | goto err_out; |
| 691 | } |
| 692 | memcpy(region_entry, &flt_entry[i], sizeof(struct qlcnic_flt_entry)); |
| 693 | |
| 694 | err_out: |
| 695 | vfree(flt_entry); |
| 696 | return ret; |
| 697 | } |
| 698 | |
schacko | 8f89138 | 2010-06-17 02:56:40 +0000 | [diff] [blame] | 699 | int |
| 700 | qlcnic_check_flash_fw_ver(struct qlcnic_adapter *adapter) |
| 701 | { |
amit salecha | 0e5f20b | 2011-01-10 00:15:21 +0000 | [diff] [blame] | 702 | struct qlcnic_flt_entry fw_entry; |
schacko | 8f89138 | 2010-06-17 02:56:40 +0000 | [diff] [blame] | 703 | u32 ver = -1, min_ver; |
amit salecha | 0e5f20b | 2011-01-10 00:15:21 +0000 | [diff] [blame] | 704 | int ret; |
schacko | 8f89138 | 2010-06-17 02:56:40 +0000 | [diff] [blame] | 705 | |
Sritej Velaga | a2050c7 | 2011-08-29 12:50:28 +0000 | [diff] [blame] | 706 | if (adapter->ahw->revision_id == QLCNIC_P3P_C0) |
| 707 | ret = qlcnic_get_flt_entry(adapter, QLCNIC_C0_FW_IMAGE_REGION, |
| 708 | &fw_entry); |
| 709 | else |
| 710 | ret = qlcnic_get_flt_entry(adapter, QLCNIC_B0_FW_IMAGE_REGION, |
| 711 | &fw_entry); |
| 712 | |
amit salecha | 0e5f20b | 2011-01-10 00:15:21 +0000 | [diff] [blame] | 713 | if (!ret) |
| 714 | /* 0-4:-signature, 4-8:-fw version */ |
| 715 | qlcnic_rom_fast_read(adapter, fw_entry.start_addr + 4, |
| 716 | (int *)&ver); |
| 717 | else |
| 718 | qlcnic_rom_fast_read(adapter, QLCNIC_FW_VERSION_OFFSET, |
| 719 | (int *)&ver); |
schacko | 8f89138 | 2010-06-17 02:56:40 +0000 | [diff] [blame] | 720 | |
| 721 | ver = QLCNIC_DECODE_VERSION(ver); |
| 722 | min_ver = QLCNIC_MIN_FW_VERSION; |
| 723 | |
| 724 | if (ver < min_ver) { |
| 725 | dev_err(&adapter->pdev->dev, |
| 726 | "firmware version %d.%d.%d unsupported." |
| 727 | "Min supported version %d.%d.%d\n", |
| 728 | _major(ver), _minor(ver), _build(ver), |
| 729 | _major(min_ver), _minor(min_ver), _build(min_ver)); |
| 730 | return -EINVAL; |
| 731 | } |
| 732 | |
| 733 | return 0; |
| 734 | } |
| 735 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 736 | static int |
| 737 | qlcnic_has_mn(struct qlcnic_adapter *adapter) |
| 738 | { |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 739 | u32 capability = 0; |
| 740 | int err = 0; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 741 | |
Himanshu Madhani | 4bd8e73 | 2013-08-02 23:16:01 -0400 | [diff] [blame] | 742 | capability = QLCRD32(adapter, QLCNIC_PEG_TUNE_CAPABILITY, &err); |
| 743 | if (err == -EIO) |
| 744 | return err; |
Amit Kumar Salecha | 251a84c | 2010-05-13 03:07:46 +0000 | [diff] [blame] | 745 | if (capability & QLCNIC_PEG_TUNE_MN_PRESENT) |
| 746 | return 1; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 747 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 748 | return 0; |
| 749 | } |
| 750 | |
| 751 | static |
| 752 | struct uni_table_desc *qlcnic_get_table_desc(const u8 *unirom, int section) |
| 753 | { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 754 | u32 i, entries; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 755 | struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0]; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 756 | entries = le32_to_cpu(directory->num_entries); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 757 | |
| 758 | for (i = 0; i < entries; i++) { |
| 759 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 760 | u32 offs = le32_to_cpu(directory->findex) + |
| 761 | i * le32_to_cpu(directory->entry_size); |
| 762 | u32 tab_type = le32_to_cpu(*((__le32 *)&unirom[offs] + 8)); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 763 | |
| 764 | if (tab_type == section) |
| 765 | return (struct uni_table_desc *) &unirom[offs]; |
| 766 | } |
| 767 | |
| 768 | return NULL; |
| 769 | } |
| 770 | |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 771 | #define FILEHEADER_SIZE (14 * 4) |
| 772 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 773 | static int |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 774 | qlcnic_validate_header(struct qlcnic_adapter *adapter) |
| 775 | { |
| 776 | const u8 *unirom = adapter->fw->data; |
| 777 | struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0]; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 778 | u32 entries, entry_size, tab_size, fw_file_size; |
| 779 | |
| 780 | fw_file_size = adapter->fw->size; |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 781 | |
| 782 | if (fw_file_size < FILEHEADER_SIZE) |
| 783 | return -EINVAL; |
| 784 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 785 | entries = le32_to_cpu(directory->num_entries); |
| 786 | entry_size = le32_to_cpu(directory->entry_size); |
| 787 | tab_size = le32_to_cpu(directory->findex) + (entries * entry_size); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 788 | |
| 789 | if (fw_file_size < tab_size) |
| 790 | return -EINVAL; |
| 791 | |
| 792 | return 0; |
| 793 | } |
| 794 | |
| 795 | static int |
| 796 | qlcnic_validate_bootld(struct qlcnic_adapter *adapter) |
| 797 | { |
| 798 | struct uni_table_desc *tab_desc; |
| 799 | struct uni_data_desc *descr; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 800 | u32 offs, tab_size, data_size, idx; |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 801 | const u8 *unirom = adapter->fw->data; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 802 | __le32 temp; |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 803 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 804 | temp = *((__le32 *)&unirom[adapter->file_prd_off] + |
| 805 | QLCNIC_UNI_BOOTLD_IDX_OFF); |
| 806 | idx = le32_to_cpu(temp); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 807 | tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_BOOTLD); |
| 808 | |
| 809 | if (!tab_desc) |
| 810 | return -EINVAL; |
| 811 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 812 | tab_size = le32_to_cpu(tab_desc->findex) + |
| 813 | le32_to_cpu(tab_desc->entry_size) * (idx + 1); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 814 | |
| 815 | if (adapter->fw->size < tab_size) |
| 816 | return -EINVAL; |
| 817 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 818 | offs = le32_to_cpu(tab_desc->findex) + |
| 819 | le32_to_cpu(tab_desc->entry_size) * idx; |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 820 | descr = (struct uni_data_desc *)&unirom[offs]; |
| 821 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 822 | data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 823 | |
| 824 | if (adapter->fw->size < data_size) |
| 825 | return -EINVAL; |
| 826 | |
| 827 | return 0; |
| 828 | } |
| 829 | |
| 830 | static int |
| 831 | qlcnic_validate_fw(struct qlcnic_adapter *adapter) |
| 832 | { |
| 833 | struct uni_table_desc *tab_desc; |
| 834 | struct uni_data_desc *descr; |
| 835 | const u8 *unirom = adapter->fw->data; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 836 | u32 offs, tab_size, data_size, idx; |
| 837 | __le32 temp; |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 838 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 839 | temp = *((__le32 *)&unirom[adapter->file_prd_off] + |
| 840 | QLCNIC_UNI_FIRMWARE_IDX_OFF); |
| 841 | idx = le32_to_cpu(temp); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 842 | tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_FW); |
| 843 | |
| 844 | if (!tab_desc) |
| 845 | return -EINVAL; |
| 846 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 847 | tab_size = le32_to_cpu(tab_desc->findex) + |
| 848 | le32_to_cpu(tab_desc->entry_size) * (idx + 1); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 849 | |
| 850 | if (adapter->fw->size < tab_size) |
| 851 | return -EINVAL; |
| 852 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 853 | offs = le32_to_cpu(tab_desc->findex) + |
| 854 | le32_to_cpu(tab_desc->entry_size) * idx; |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 855 | descr = (struct uni_data_desc *)&unirom[offs]; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 856 | data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 857 | |
| 858 | if (adapter->fw->size < data_size) |
| 859 | return -EINVAL; |
| 860 | |
| 861 | return 0; |
| 862 | } |
| 863 | |
| 864 | static int |
| 865 | qlcnic_validate_product_offs(struct qlcnic_adapter *adapter) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 866 | { |
| 867 | struct uni_table_desc *ptab_descr; |
| 868 | const u8 *unirom = adapter->fw->data; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 869 | int mn_present = qlcnic_has_mn(adapter); |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 870 | u32 entries, entry_size, tab_size, i; |
| 871 | __le32 temp; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 872 | |
| 873 | ptab_descr = qlcnic_get_table_desc(unirom, |
| 874 | QLCNIC_UNI_DIR_SECT_PRODUCT_TBL); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 875 | if (!ptab_descr) |
| 876 | return -EINVAL; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 877 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 878 | entries = le32_to_cpu(ptab_descr->num_entries); |
| 879 | entry_size = le32_to_cpu(ptab_descr->entry_size); |
| 880 | tab_size = le32_to_cpu(ptab_descr->findex) + (entries * entry_size); |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 881 | |
| 882 | if (adapter->fw->size < tab_size) |
| 883 | return -EINVAL; |
| 884 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 885 | nomn: |
| 886 | for (i = 0; i < entries; i++) { |
| 887 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 888 | u32 flags, file_chiprev, offs; |
Anirban Chakraborty | b1fc6d3 | 2011-04-01 14:28:05 +0000 | [diff] [blame] | 889 | u8 chiprev = adapter->ahw->revision_id; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 890 | u32 flagbit; |
| 891 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 892 | offs = le32_to_cpu(ptab_descr->findex) + |
| 893 | i * le32_to_cpu(ptab_descr->entry_size); |
| 894 | temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_FLAGS_OFF); |
| 895 | flags = le32_to_cpu(temp); |
| 896 | temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_CHIP_REV_OFF); |
| 897 | file_chiprev = le32_to_cpu(temp); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 898 | |
| 899 | flagbit = mn_present ? 1 : 2; |
| 900 | |
| 901 | if ((chiprev == file_chiprev) && |
| 902 | ((1ULL << flagbit) & flags)) { |
| 903 | adapter->file_prd_off = offs; |
| 904 | return 0; |
| 905 | } |
| 906 | } |
| 907 | if (mn_present) { |
| 908 | mn_present = 0; |
| 909 | goto nomn; |
| 910 | } |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 911 | return -EINVAL; |
| 912 | } |
| 913 | |
| 914 | static int |
| 915 | qlcnic_validate_unified_romimage(struct qlcnic_adapter *adapter) |
| 916 | { |
| 917 | if (qlcnic_validate_header(adapter)) { |
| 918 | dev_err(&adapter->pdev->dev, |
| 919 | "unified image: header validation failed\n"); |
| 920 | return -EINVAL; |
| 921 | } |
| 922 | |
| 923 | if (qlcnic_validate_product_offs(adapter)) { |
| 924 | dev_err(&adapter->pdev->dev, |
| 925 | "unified image: product validation failed\n"); |
| 926 | return -EINVAL; |
| 927 | } |
| 928 | |
| 929 | if (qlcnic_validate_bootld(adapter)) { |
| 930 | dev_err(&adapter->pdev->dev, |
| 931 | "unified image: bootld validation failed\n"); |
| 932 | return -EINVAL; |
| 933 | } |
| 934 | |
| 935 | if (qlcnic_validate_fw(adapter)) { |
| 936 | dev_err(&adapter->pdev->dev, |
| 937 | "unified image: firmware validation failed\n"); |
| 938 | return -EINVAL; |
| 939 | } |
| 940 | |
| 941 | return 0; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 942 | } |
| 943 | |
| 944 | static |
| 945 | struct uni_data_desc *qlcnic_get_data_desc(struct qlcnic_adapter *adapter, |
| 946 | u32 section, u32 idx_offset) |
| 947 | { |
| 948 | const u8 *unirom = adapter->fw->data; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 949 | struct uni_table_desc *tab_desc; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 950 | u32 offs, idx; |
| 951 | __le32 temp; |
| 952 | |
| 953 | temp = *((__le32 *)&unirom[adapter->file_prd_off] + idx_offset); |
| 954 | idx = le32_to_cpu(temp); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 955 | |
| 956 | tab_desc = qlcnic_get_table_desc(unirom, section); |
| 957 | |
| 958 | if (tab_desc == NULL) |
| 959 | return NULL; |
| 960 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 961 | offs = le32_to_cpu(tab_desc->findex) + |
| 962 | le32_to_cpu(tab_desc->entry_size) * idx; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 963 | |
| 964 | return (struct uni_data_desc *)&unirom[offs]; |
| 965 | } |
| 966 | |
| 967 | static u8 * |
| 968 | qlcnic_get_bootld_offs(struct qlcnic_adapter *adapter) |
| 969 | { |
| 970 | u32 offs = QLCNIC_BOOTLD_START; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 971 | struct uni_data_desc *data_desc; |
| 972 | |
| 973 | data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_BOOTLD, |
| 974 | QLCNIC_UNI_BOOTLD_IDX_OFF); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 975 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 976 | if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 977 | offs = le32_to_cpu(data_desc->findex); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 978 | |
| 979 | return (u8 *)&adapter->fw->data[offs]; |
| 980 | } |
| 981 | |
| 982 | static u8 * |
| 983 | qlcnic_get_fw_offs(struct qlcnic_adapter *adapter) |
| 984 | { |
| 985 | u32 offs = QLCNIC_IMAGE_START; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 986 | struct uni_data_desc *data_desc; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 987 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 988 | data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, |
| 989 | QLCNIC_UNI_FIRMWARE_IDX_OFF); |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 990 | if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 991 | offs = le32_to_cpu(data_desc->findex); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 992 | |
| 993 | return (u8 *)&adapter->fw->data[offs]; |
| 994 | } |
| 995 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 996 | static u32 qlcnic_get_fw_size(struct qlcnic_adapter *adapter) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 997 | { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 998 | struct uni_data_desc *data_desc; |
| 999 | const u8 *unirom = adapter->fw->data; |
| 1000 | |
| 1001 | data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, |
| 1002 | QLCNIC_UNI_FIRMWARE_IDX_OFF); |
| 1003 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1004 | if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1005 | return le32_to_cpu(data_desc->size); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1006 | else |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1007 | return le32_to_cpu(*(__le32 *)&unirom[QLCNIC_FW_SIZE_OFFSET]); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1008 | } |
| 1009 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1010 | static u32 qlcnic_get_fw_version(struct qlcnic_adapter *adapter) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1011 | { |
| 1012 | struct uni_data_desc *fw_data_desc; |
| 1013 | const struct firmware *fw = adapter->fw; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1014 | u32 major, minor, sub; |
| 1015 | __le32 version_offset; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1016 | const u8 *ver_str; |
| 1017 | int i, ret; |
| 1018 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1019 | if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1020 | version_offset = *(__le32 *)&fw->data[QLCNIC_FW_VERSION_OFFSET]; |
| 1021 | return le32_to_cpu(version_offset); |
| 1022 | } |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1023 | |
| 1024 | fw_data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, |
| 1025 | QLCNIC_UNI_FIRMWARE_IDX_OFF); |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1026 | ver_str = fw->data + le32_to_cpu(fw_data_desc->findex) + |
| 1027 | le32_to_cpu(fw_data_desc->size) - 17; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1028 | |
| 1029 | for (i = 0; i < 12; i++) { |
| 1030 | if (!strncmp(&ver_str[i], "REV=", 4)) { |
| 1031 | ret = sscanf(&ver_str[i+4], "%u.%u.%u ", |
| 1032 | &major, &minor, &sub); |
| 1033 | if (ret != 3) |
| 1034 | return 0; |
| 1035 | else |
| 1036 | return major + (minor << 8) + (sub << 16); |
| 1037 | } |
| 1038 | } |
| 1039 | |
| 1040 | return 0; |
| 1041 | } |
| 1042 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1043 | static u32 qlcnic_get_bios_version(struct qlcnic_adapter *adapter) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1044 | { |
| 1045 | const struct firmware *fw = adapter->fw; |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1046 | u32 bios_ver, prd_off = adapter->file_prd_off; |
| 1047 | u8 *version_offset; |
| 1048 | __le32 temp; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1049 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1050 | if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1051 | version_offset = (u8 *)&fw->data[QLCNIC_BIOS_VERSION_OFFSET]; |
| 1052 | return le32_to_cpu(*(__le32 *)version_offset); |
| 1053 | } |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1054 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1055 | temp = *((__le32 *)(&fw->data[prd_off]) + QLCNIC_UNI_BIOS_VERSION_OFF); |
| 1056 | bios_ver = le32_to_cpu(temp); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1057 | |
Amit Kumar Salecha | addd5ab | 2010-03-08 00:14:49 +0000 | [diff] [blame] | 1058 | return (bios_ver << 16) + ((bios_ver >> 8) & 0xff00) + (bios_ver >> 24); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1059 | } |
| 1060 | |
Sucheta Chakraborty | 091754a | 2010-08-19 05:08:32 +0000 | [diff] [blame] | 1061 | static void qlcnic_rom_lock_recovery(struct qlcnic_adapter *adapter) |
| 1062 | { |
| 1063 | if (qlcnic_pcie_sem_lock(adapter, 2, QLCNIC_ROM_LOCK_ID)) |
| 1064 | dev_info(&adapter->pdev->dev, "Resetting rom_lock\n"); |
| 1065 | |
| 1066 | qlcnic_pcie_sem_unlock(adapter, 2); |
| 1067 | } |
| 1068 | |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 1069 | static int |
| 1070 | qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter) |
| 1071 | { |
| 1072 | u32 heartbeat, ret = -EIO; |
| 1073 | int retries = QLCNIC_HEARTBEAT_CHECK_RETRY_COUNT; |
| 1074 | |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 1075 | adapter->heartbeat = QLC_SHARED_REG_RD32(adapter, |
| 1076 | QLCNIC_PEG_ALIVE_COUNTER); |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 1077 | |
| 1078 | do { |
| 1079 | msleep(QLCNIC_HEARTBEAT_PERIOD_MSECS); |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 1080 | heartbeat = QLC_SHARED_REG_RD32(adapter, |
| 1081 | QLCNIC_PEG_ALIVE_COUNTER); |
Sony Chacko | 4e70812 | 2010-08-31 17:17:44 +0000 | [diff] [blame] | 1082 | if (heartbeat != adapter->heartbeat) { |
| 1083 | ret = QLCNIC_RCODE_SUCCESS; |
| 1084 | break; |
| 1085 | } |
| 1086 | } while (--retries); |
| 1087 | |
| 1088 | return ret; |
| 1089 | } |
| 1090 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1091 | int |
| 1092 | qlcnic_need_fw_reset(struct qlcnic_adapter *adapter) |
| 1093 | { |
Sritej Velaga | 032a13c | 2011-07-29 13:30:27 +0000 | [diff] [blame] | 1094 | if ((adapter->flags & QLCNIC_FW_HANG) || |
| 1095 | qlcnic_check_fw_hearbeat(adapter)) { |
Sucheta Chakraborty | 091754a | 2010-08-19 05:08:32 +0000 | [diff] [blame] | 1096 | qlcnic_rom_lock_recovery(adapter); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1097 | return 1; |
Sucheta Chakraborty | 091754a | 2010-08-19 05:08:32 +0000 | [diff] [blame] | 1098 | } |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1099 | |
Sucheta Chakraborty | 091754a | 2010-08-19 05:08:32 +0000 | [diff] [blame] | 1100 | if (adapter->need_fw_reset) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1101 | return 1; |
| 1102 | |
Amit Kumar Salecha | 97f29d8 | 2010-09-16 19:14:42 +0000 | [diff] [blame] | 1103 | if (adapter->fw) |
| 1104 | return 1; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1105 | |
| 1106 | return 0; |
| 1107 | } |
| 1108 | |
| 1109 | static const char *fw_name[] = { |
| 1110 | QLCNIC_UNIFIED_ROMIMAGE_NAME, |
| 1111 | QLCNIC_FLASH_ROMIMAGE_NAME, |
| 1112 | }; |
| 1113 | |
| 1114 | int |
| 1115 | qlcnic_load_firmware(struct qlcnic_adapter *adapter) |
| 1116 | { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1117 | __le64 *ptr64; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1118 | u32 i, flashaddr, size; |
| 1119 | const struct firmware *fw = adapter->fw; |
| 1120 | struct pci_dev *pdev = adapter->pdev; |
| 1121 | |
| 1122 | dev_info(&pdev->dev, "loading firmware from %s\n", |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1123 | fw_name[adapter->ahw->fw_type]); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1124 | |
| 1125 | if (fw) { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1126 | u64 data; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1127 | |
| 1128 | size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8; |
| 1129 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1130 | ptr64 = (__le64 *)qlcnic_get_bootld_offs(adapter); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1131 | flashaddr = QLCNIC_BOOTLD_START; |
| 1132 | |
| 1133 | for (i = 0; i < size; i++) { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1134 | data = le64_to_cpu(ptr64[i]); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1135 | |
| 1136 | if (qlcnic_pci_mem_write_2M(adapter, flashaddr, data)) |
| 1137 | return -EIO; |
| 1138 | |
| 1139 | flashaddr += 8; |
| 1140 | } |
| 1141 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1142 | size = qlcnic_get_fw_size(adapter) / 8; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1143 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1144 | ptr64 = (__le64 *)qlcnic_get_fw_offs(adapter); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1145 | flashaddr = QLCNIC_IMAGE_START; |
| 1146 | |
| 1147 | for (i = 0; i < size; i++) { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1148 | data = le64_to_cpu(ptr64[i]); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1149 | |
| 1150 | if (qlcnic_pci_mem_write_2M(adapter, |
| 1151 | flashaddr, data)) |
| 1152 | return -EIO; |
| 1153 | |
| 1154 | flashaddr += 8; |
| 1155 | } |
Amit Kumar Salecha | 0bc92b5 | 2010-04-01 19:01:28 +0000 | [diff] [blame] | 1156 | |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1157 | size = qlcnic_get_fw_size(adapter) % 8; |
Amit Kumar Salecha | 0bc92b5 | 2010-04-01 19:01:28 +0000 | [diff] [blame] | 1158 | if (size) { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1159 | data = le64_to_cpu(ptr64[i]); |
Amit Kumar Salecha | 0bc92b5 | 2010-04-01 19:01:28 +0000 | [diff] [blame] | 1160 | |
| 1161 | if (qlcnic_pci_mem_write_2M(adapter, |
| 1162 | flashaddr, data)) |
| 1163 | return -EIO; |
| 1164 | } |
| 1165 | |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1166 | } else { |
| 1167 | u64 data; |
| 1168 | u32 hi, lo; |
Sritej Velaga | f8d5481 | 2011-04-01 14:28:26 +0000 | [diff] [blame] | 1169 | int ret; |
| 1170 | struct qlcnic_flt_entry bootld_entry; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1171 | |
Sritej Velaga | f8d5481 | 2011-04-01 14:28:26 +0000 | [diff] [blame] | 1172 | ret = qlcnic_get_flt_entry(adapter, QLCNIC_BOOTLD_REGION, |
| 1173 | &bootld_entry); |
| 1174 | if (!ret) { |
| 1175 | size = bootld_entry.size / 8; |
| 1176 | flashaddr = bootld_entry.start_addr; |
| 1177 | } else { |
| 1178 | size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8; |
| 1179 | flashaddr = QLCNIC_BOOTLD_START; |
| 1180 | dev_info(&pdev->dev, |
| 1181 | "using legacy method to get flash fw region"); |
| 1182 | } |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1183 | |
| 1184 | for (i = 0; i < size; i++) { |
| 1185 | if (qlcnic_rom_fast_read(adapter, |
| 1186 | flashaddr, (int *)&lo) != 0) |
| 1187 | return -EIO; |
| 1188 | if (qlcnic_rom_fast_read(adapter, |
| 1189 | flashaddr + 4, (int *)&hi) != 0) |
| 1190 | return -EIO; |
| 1191 | |
| 1192 | data = (((u64)hi << 32) | lo); |
| 1193 | |
| 1194 | if (qlcnic_pci_mem_write_2M(adapter, |
| 1195 | flashaddr, data)) |
| 1196 | return -EIO; |
| 1197 | |
| 1198 | flashaddr += 8; |
| 1199 | } |
| 1200 | } |
| 1201 | msleep(1); |
| 1202 | |
| 1203 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x18, 0x1020); |
| 1204 | QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0x80001e); |
| 1205 | return 0; |
| 1206 | } |
| 1207 | |
| 1208 | static int |
| 1209 | qlcnic_validate_firmware(struct qlcnic_adapter *adapter) |
| 1210 | { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1211 | u32 val; |
schacko | 8f89138 | 2010-06-17 02:56:40 +0000 | [diff] [blame] | 1212 | u32 ver, bios, min_size; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1213 | struct pci_dev *pdev = adapter->pdev; |
| 1214 | const struct firmware *fw = adapter->fw; |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1215 | u8 fw_type = adapter->ahw->fw_type; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1216 | |
| 1217 | if (fw_type == QLCNIC_UNIFIED_ROMIMAGE) { |
Sucheta Chakraborty | b7eff10 | 2010-03-08 00:14:48 +0000 | [diff] [blame] | 1218 | if (qlcnic_validate_unified_romimage(adapter)) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1219 | return -EINVAL; |
| 1220 | |
| 1221 | min_size = QLCNIC_UNI_FW_MIN_SIZE; |
| 1222 | } else { |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1223 | val = le32_to_cpu(*(__le32 *)&fw->data[QLCNIC_FW_MAGIC_OFFSET]); |
| 1224 | if (val != QLCNIC_BDINFO_MAGIC) |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1225 | return -EINVAL; |
| 1226 | |
| 1227 | min_size = QLCNIC_FW_MIN_SIZE; |
| 1228 | } |
| 1229 | |
| 1230 | if (fw->size < min_size) |
| 1231 | return -EINVAL; |
| 1232 | |
| 1233 | val = qlcnic_get_fw_version(adapter); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1234 | ver = QLCNIC_DECODE_VERSION(val); |
| 1235 | |
schacko | 8f89138 | 2010-06-17 02:56:40 +0000 | [diff] [blame] | 1236 | if (ver < QLCNIC_MIN_FW_VERSION) { |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1237 | dev_err(&pdev->dev, |
| 1238 | "%s: firmware version %d.%d.%d unsupported\n", |
| 1239 | fw_name[fw_type], _major(ver), _minor(ver), _build(ver)); |
| 1240 | return -EINVAL; |
| 1241 | } |
| 1242 | |
| 1243 | val = qlcnic_get_bios_version(adapter); |
| 1244 | qlcnic_rom_fast_read(adapter, QLCNIC_BIOS_VERSION_OFFSET, (int *)&bios); |
Shahed Shaikh | 6350759 | 2012-11-23 23:56:52 +0000 | [diff] [blame] | 1245 | if (val != bios) { |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1246 | dev_err(&pdev->dev, "%s: firmware bios is incompatible\n", |
| 1247 | fw_name[fw_type]); |
| 1248 | return -EINVAL; |
| 1249 | } |
| 1250 | |
Himanshu Madhani | a15ebd3 | 2013-01-01 03:20:18 +0000 | [diff] [blame] | 1251 | QLC_SHARED_REG_WR32(adapter, QLCNIC_FW_IMG_VALID, QLCNIC_BDINFO_MAGIC); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1252 | return 0; |
| 1253 | } |
| 1254 | |
| 1255 | static void |
| 1256 | qlcnic_get_next_fwtype(struct qlcnic_adapter *adapter) |
| 1257 | { |
| 1258 | u8 fw_type; |
| 1259 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1260 | switch (adapter->ahw->fw_type) { |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1261 | case QLCNIC_UNKNOWN_ROMIMAGE: |
| 1262 | fw_type = QLCNIC_UNIFIED_ROMIMAGE; |
| 1263 | break; |
| 1264 | |
| 1265 | case QLCNIC_UNIFIED_ROMIMAGE: |
| 1266 | default: |
| 1267 | fw_type = QLCNIC_FLASH_ROMIMAGE; |
| 1268 | break; |
| 1269 | } |
| 1270 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1271 | adapter->ahw->fw_type = fw_type; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1272 | } |
| 1273 | |
| 1274 | |
| 1275 | |
| 1276 | void qlcnic_request_firmware(struct qlcnic_adapter *adapter) |
| 1277 | { |
| 1278 | struct pci_dev *pdev = adapter->pdev; |
| 1279 | int rc; |
| 1280 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1281 | adapter->ahw->fw_type = QLCNIC_UNKNOWN_ROMIMAGE; |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1282 | |
| 1283 | next: |
| 1284 | qlcnic_get_next_fwtype(adapter); |
| 1285 | |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1286 | if (adapter->ahw->fw_type == QLCNIC_FLASH_ROMIMAGE) { |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1287 | adapter->fw = NULL; |
| 1288 | } else { |
| 1289 | rc = request_firmware(&adapter->fw, |
Sony Chacko | 7978845 | 2012-12-04 03:33:53 +0000 | [diff] [blame] | 1290 | fw_name[adapter->ahw->fw_type], |
| 1291 | &pdev->dev); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1292 | if (rc != 0) |
| 1293 | goto next; |
| 1294 | |
| 1295 | rc = qlcnic_validate_firmware(adapter); |
| 1296 | if (rc != 0) { |
| 1297 | release_firmware(adapter->fw); |
| 1298 | msleep(1); |
| 1299 | goto next; |
| 1300 | } |
| 1301 | } |
| 1302 | } |
| 1303 | |
| 1304 | |
| 1305 | void |
| 1306 | qlcnic_release_firmware(struct qlcnic_adapter *adapter) |
| 1307 | { |
Jesper Juhl | 62baaf3 | 2012-04-09 22:50:31 +0200 | [diff] [blame] | 1308 | release_firmware(adapter->fw); |
Amit Kumar Salecha | af19b49 | 2010-01-13 00:37:25 +0000 | [diff] [blame] | 1309 | adapter->fw = NULL; |
| 1310 | } |