diff options
author | Markus Lidel <Markus.Lidel@shadowconnect.com> | 2006-01-06 03:19:29 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-06 11:33:53 -0500 |
commit | a1a5ea70a6e9db6332b27fe2d96666e17aa1436b (patch) | |
tree | 7edfe920aa40af94464ab05539d449dbe5689254 /drivers/message/i2o | |
parent | 347a8dc3b815f0c0fa62a1df075184ffe4cbdcf1 (diff) |
[PATCH] I2O: changed I2O API to create I2O messages in kernel memory
Changed the I2O API to create I2O messages first in kernel memory and then
transfer it at once over the PCI bus instead of sending each quad-word over
the PCI bus.
Signed-off-by: Markus Lidel <Markus.Lidel@shadowconnect.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/message/i2o')
-rw-r--r-- | drivers/message/i2o/bus-osm.c | 21 | ||||
-rw-r--r-- | drivers/message/i2o/device.c | 51 | ||||
-rw-r--r-- | drivers/message/i2o/exec-osm.c | 93 | ||||
-rw-r--r-- | drivers/message/i2o/i2o_block.c | 157 | ||||
-rw-r--r-- | drivers/message/i2o/i2o_config.c | 169 | ||||
-rw-r--r-- | drivers/message/i2o/i2o_scsi.c | 50 | ||||
-rw-r--r-- | drivers/message/i2o/iop.c | 296 | ||||
-rw-r--r-- | drivers/message/i2o/pci.c | 1 |
8 files changed, 412 insertions, 426 deletions
diff --git a/drivers/message/i2o/bus-osm.c b/drivers/message/i2o/bus-osm.c index 151b228e1cb3..ce039d322fd0 100644 --- a/drivers/message/i2o/bus-osm.c +++ b/drivers/message/i2o/bus-osm.c | |||
@@ -39,18 +39,18 @@ static struct i2o_class_id i2o_bus_class_id[] = { | |||
39 | */ | 39 | */ |
40 | static int i2o_bus_scan(struct i2o_device *dev) | 40 | static int i2o_bus_scan(struct i2o_device *dev) |
41 | { | 41 | { |
42 | struct i2o_message __iomem *msg; | 42 | struct i2o_message *msg; |
43 | u32 m; | ||
44 | 43 | ||
45 | m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); | 44 | msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); |
46 | if (m == I2O_QUEUE_EMPTY) | 45 | if (IS_ERR(msg)) |
47 | return -ETIMEDOUT; | 46 | return -ETIMEDOUT; |
48 | 47 | ||
49 | writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 48 | msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); |
50 | writel(I2O_CMD_BUS_SCAN << 24 | HOST_TID << 12 | dev->lct_data.tid, | 49 | msg->u.head[1] = |
51 | &msg->u.head[1]); | 50 | cpu_to_le32(I2O_CMD_BUS_SCAN << 24 | HOST_TID << 12 | dev->lct_data. |
51 | tid); | ||
52 | 52 | ||
53 | return i2o_msg_post_wait(dev->iop, m, 60); | 53 | return i2o_msg_post_wait(dev->iop, msg, 60); |
54 | }; | 54 | }; |
55 | 55 | ||
56 | /** | 56 | /** |
@@ -59,8 +59,9 @@ static int i2o_bus_scan(struct i2o_device *dev) | |||
59 | * | 59 | * |
60 | * Returns count. | 60 | * Returns count. |
61 | */ | 61 | */ |
62 | static ssize_t i2o_bus_store_scan(struct device *d, struct device_attribute *attr, const char *buf, | 62 | static ssize_t i2o_bus_store_scan(struct device *d, |
63 | size_t count) | 63 | struct device_attribute *attr, |
64 | const char *buf, size_t count) | ||
64 | { | 65 | { |
65 | struct i2o_device *i2o_dev = to_i2o_device(d); | 66 | struct i2o_device *i2o_dev = to_i2o_device(d); |
66 | int rc; | 67 | int rc; |
diff --git a/drivers/message/i2o/device.c b/drivers/message/i2o/device.c index 8eb50cdb8ae1..002ae0ed8966 100644 --- a/drivers/message/i2o/device.c +++ b/drivers/message/i2o/device.c | |||
@@ -35,18 +35,18 @@ | |||
35 | static inline int i2o_device_issue_claim(struct i2o_device *dev, u32 cmd, | 35 | static inline int i2o_device_issue_claim(struct i2o_device *dev, u32 cmd, |
36 | u32 type) | 36 | u32 type) |
37 | { | 37 | { |
38 | struct i2o_message __iomem *msg; | 38 | struct i2o_message *msg; |
39 | u32 m; | ||
40 | 39 | ||
41 | m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); | 40 | msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); |
42 | if (m == I2O_QUEUE_EMPTY) | 41 | if (IS_ERR(msg)) |
43 | return -ETIMEDOUT; | 42 | return PTR_ERR(msg); |
44 | 43 | ||
45 | writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 44 | msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); |
46 | writel(cmd << 24 | HOST_TID << 12 | dev->lct_data.tid, &msg->u.head[1]); | 45 | msg->u.head[1] = |
47 | writel(type, &msg->body[0]); | 46 | cpu_to_le32(cmd << 24 | HOST_TID << 12 | dev->lct_data.tid); |
47 | msg->body[0] = cpu_to_le32(type); | ||
48 | 48 | ||
49 | return i2o_msg_post_wait(dev->iop, m, 60); | 49 | return i2o_msg_post_wait(dev->iop, msg, 60); |
50 | } | 50 | } |
51 | 51 | ||
52 | /** | 52 | /** |
@@ -419,10 +419,9 @@ int i2o_device_parse_lct(struct i2o_controller *c) | |||
419 | * ResultCount, ErrorInfoSize, BlockStatus and BlockSize. | 419 | * ResultCount, ErrorInfoSize, BlockStatus and BlockSize. |
420 | */ | 420 | */ |
421 | int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist, | 421 | int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist, |
422 | int oplen, void *reslist, int reslen) | 422 | int oplen, void *reslist, int reslen) |
423 | { | 423 | { |
424 | struct i2o_message __iomem *msg; | 424 | struct i2o_message *msg; |
425 | u32 m; | ||
426 | u32 *res32 = (u32 *) reslist; | 425 | u32 *res32 = (u32 *) reslist; |
427 | u32 *restmp = (u32 *) reslist; | 426 | u32 *restmp = (u32 *) reslist; |
428 | int len = 0; | 427 | int len = 0; |
@@ -437,26 +436,28 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist, | |||
437 | if (i2o_dma_alloc(dev, &res, reslen, GFP_KERNEL)) | 436 | if (i2o_dma_alloc(dev, &res, reslen, GFP_KERNEL)) |
438 | return -ENOMEM; | 437 | return -ENOMEM; |
439 | 438 | ||
440 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 439 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
441 | if (m == I2O_QUEUE_EMPTY) { | 440 | if (IS_ERR(msg)) { |
442 | i2o_dma_free(dev, &res); | 441 | i2o_dma_free(dev, &res); |
443 | return -ETIMEDOUT; | 442 | return PTR_ERR(msg); |
444 | } | 443 | } |
445 | 444 | ||
446 | i = 0; | 445 | i = 0; |
447 | writel(cmd << 24 | HOST_TID << 12 | i2o_dev->lct_data.tid, | 446 | msg->u.head[1] = |
448 | &msg->u.head[1]); | 447 | cpu_to_le32(cmd << 24 | HOST_TID << 12 | i2o_dev->lct_data.tid); |
449 | writel(0, &msg->body[i++]); | 448 | msg->body[i++] = cpu_to_le32(0x00000000); |
450 | writel(0x4C000000 | oplen, &msg->body[i++]); /* OperationList */ | 449 | msg->body[i++] = cpu_to_le32(0x4C000000 | oplen); /* OperationList */ |
451 | memcpy_toio(&msg->body[i], oplist, oplen); | 450 | memcpy(&msg->body[i], oplist, oplen); |
451 | |||
452 | i += (oplen / 4 + (oplen % 4 ? 1 : 0)); | 452 | i += (oplen / 4 + (oplen % 4 ? 1 : 0)); |
453 | writel(0xD0000000 | res.len, &msg->body[i++]); /* ResultList */ | 453 | msg->body[i++] = cpu_to_le32(0xD0000000 | res.len); /* ResultList */ |
454 | writel(res.phys, &msg->body[i++]); | 454 | msg->body[i++] = cpu_to_le32(res.phys); |
455 | 455 | ||
456 | writel(I2O_MESSAGE_SIZE(i + sizeof(struct i2o_message) / 4) | | 456 | msg->u.head[0] = |
457 | SGL_OFFSET_5, &msg->u.head[0]); | 457 | cpu_to_le32(I2O_MESSAGE_SIZE(i + sizeof(struct i2o_message) / 4) | |
458 | SGL_OFFSET_5); | ||
458 | 459 | ||
459 | rc = i2o_msg_post_wait_mem(c, m, 10, &res); | 460 | rc = i2o_msg_post_wait_mem(c, msg, 10, &res); |
460 | 461 | ||
461 | /* This only looks like a memory leak - don't "fix" it. */ | 462 | /* This only looks like a memory leak - don't "fix" it. */ |
462 | if (rc == -ETIMEDOUT) | 463 | if (rc == -ETIMEDOUT) |
diff --git a/drivers/message/i2o/exec-osm.c b/drivers/message/i2o/exec-osm.c index 9c339a2505b0..71a09332e7c0 100644 --- a/drivers/message/i2o/exec-osm.c +++ b/drivers/message/i2o/exec-osm.c | |||
@@ -114,13 +114,12 @@ static void i2o_exec_wait_free(struct i2o_exec_wait *wait) | |||
114 | * Returns 0 on success, negative error code on timeout or positive error | 114 | * Returns 0 on success, negative error code on timeout or positive error |
115 | * code from reply. | 115 | * code from reply. |
116 | */ | 116 | */ |
117 | int i2o_msg_post_wait_mem(struct i2o_controller *c, u32 m, unsigned long | 117 | int i2o_msg_post_wait_mem(struct i2o_controller *c, struct i2o_message *msg, |
118 | timeout, struct i2o_dma *dma) | 118 | unsigned long timeout, struct i2o_dma *dma) |
119 | { | 119 | { |
120 | DECLARE_WAIT_QUEUE_HEAD(wq); | 120 | DECLARE_WAIT_QUEUE_HEAD(wq); |
121 | struct i2o_exec_wait *wait; | 121 | struct i2o_exec_wait *wait; |
122 | static u32 tcntxt = 0x80000000; | 122 | static u32 tcntxt = 0x80000000; |
123 | struct i2o_message __iomem *msg = i2o_msg_in_to_virt(c, m); | ||
124 | int rc = 0; | 123 | int rc = 0; |
125 | 124 | ||
126 | wait = i2o_exec_wait_alloc(); | 125 | wait = i2o_exec_wait_alloc(); |
@@ -138,15 +137,15 @@ int i2o_msg_post_wait_mem(struct i2o_controller *c, u32 m, unsigned long | |||
138 | * We will only use transaction contexts >= 0x80000000 for POST WAIT, | 137 | * We will only use transaction contexts >= 0x80000000 for POST WAIT, |
139 | * so we could find a POST WAIT reply easier in the reply handler. | 138 | * so we could find a POST WAIT reply easier in the reply handler. |
140 | */ | 139 | */ |
141 | writel(i2o_exec_driver.context, &msg->u.s.icntxt); | 140 | msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); |
142 | wait->tcntxt = tcntxt++; | 141 | wait->tcntxt = tcntxt++; |
143 | writel(wait->tcntxt, &msg->u.s.tcntxt); | 142 | msg->u.s.tcntxt = cpu_to_le32(wait->tcntxt); |
144 | 143 | ||
145 | /* | 144 | /* |
146 | * Post the message to the controller. At some point later it will | 145 | * Post the message to the controller. At some point later it will |
147 | * return. If we time out before it returns then complete will be zero. | 146 | * return. If we time out before it returns then complete will be zero. |
148 | */ | 147 | */ |
149 | i2o_msg_post(c, m); | 148 | i2o_msg_post(c, msg); |
150 | 149 | ||
151 | if (!wait->complete) { | 150 | if (!wait->complete) { |
152 | wait->wq = &wq; | 151 | wait->wq = &wq; |
@@ -266,7 +265,8 @@ static int i2o_msg_post_wait_complete(struct i2o_controller *c, u32 m, | |||
266 | * | 265 | * |
267 | * Returns number of bytes printed into buffer. | 266 | * Returns number of bytes printed into buffer. |
268 | */ | 267 | */ |
269 | static ssize_t i2o_exec_show_vendor_id(struct device *d, struct device_attribute *attr, char *buf) | 268 | static ssize_t i2o_exec_show_vendor_id(struct device *d, |
269 | struct device_attribute *attr, char *buf) | ||
270 | { | 270 | { |
271 | struct i2o_device *dev = to_i2o_device(d); | 271 | struct i2o_device *dev = to_i2o_device(d); |
272 | u16 id; | 272 | u16 id; |
@@ -286,7 +286,9 @@ static ssize_t i2o_exec_show_vendor_id(struct device *d, struct device_attribute | |||
286 | * | 286 | * |
287 | * Returns number of bytes printed into buffer. | 287 | * Returns number of bytes printed into buffer. |
288 | */ | 288 | */ |
289 | static ssize_t i2o_exec_show_product_id(struct device *d, struct device_attribute *attr, char *buf) | 289 | static ssize_t i2o_exec_show_product_id(struct device *d, |
290 | struct device_attribute *attr, | ||
291 | char *buf) | ||
290 | { | 292 | { |
291 | struct i2o_device *dev = to_i2o_device(d); | 293 | struct i2o_device *dev = to_i2o_device(d); |
292 | u16 id; | 294 | u16 id; |
@@ -385,23 +387,22 @@ static int i2o_exec_reply(struct i2o_controller *c, u32 m, | |||
385 | u32 context; | 387 | u32 context; |
386 | 388 | ||
387 | if (le32_to_cpu(msg->u.head[0]) & MSG_FAIL) { | 389 | if (le32_to_cpu(msg->u.head[0]) & MSG_FAIL) { |
390 | struct i2o_message __iomem *pmsg; | ||
391 | u32 pm; | ||
392 | |||
388 | /* | 393 | /* |
389 | * If Fail bit is set we must take the transaction context of | 394 | * If Fail bit is set we must take the transaction context of |
390 | * the preserved message to find the right request again. | 395 | * the preserved message to find the right request again. |
391 | */ | 396 | */ |
392 | struct i2o_message __iomem *pmsg; | ||
393 | u32 pm; | ||
394 | 397 | ||
395 | pm = le32_to_cpu(msg->body[3]); | 398 | pm = le32_to_cpu(msg->body[3]); |
396 | |||
397 | pmsg = i2o_msg_in_to_virt(c, pm); | 399 | pmsg = i2o_msg_in_to_virt(c, pm); |
400 | context = readl(&pmsg->u.s.tcntxt); | ||
398 | 401 | ||
399 | i2o_report_status(KERN_INFO, "i2o_core", msg); | 402 | i2o_report_status(KERN_INFO, "i2o_core", msg); |
400 | 403 | ||
401 | context = readl(&pmsg->u.s.tcntxt); | ||
402 | |||
403 | /* Release the preserved msg */ | 404 | /* Release the preserved msg */ |
404 | i2o_msg_nop(c, pm); | 405 | i2o_msg_nop_mfa(c, pm); |
405 | } else | 406 | } else |
406 | context = le32_to_cpu(msg->u.s.tcntxt); | 407 | context = le32_to_cpu(msg->u.s.tcntxt); |
407 | 408 | ||
@@ -462,25 +463,26 @@ static void i2o_exec_event(struct i2o_event *evt) | |||
462 | */ | 463 | */ |
463 | int i2o_exec_lct_get(struct i2o_controller *c) | 464 | int i2o_exec_lct_get(struct i2o_controller *c) |
464 | { | 465 | { |
465 | struct i2o_message __iomem *msg; | 466 | struct i2o_message *msg; |
466 | u32 m; | ||
467 | int i = 0; | 467 | int i = 0; |
468 | int rc = -EAGAIN; | 468 | int rc = -EAGAIN; |
469 | 469 | ||
470 | for (i = 1; i <= I2O_LCT_GET_TRIES; i++) { | 470 | for (i = 1; i <= I2O_LCT_GET_TRIES; i++) { |
471 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 471 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
472 | if (m == I2O_QUEUE_EMPTY) | 472 | if (IS_ERR(msg)) |
473 | return -ETIMEDOUT; | 473 | return PTR_ERR(msg); |
474 | 474 | ||
475 | writel(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6, &msg->u.head[0]); | 475 | msg->u.head[0] = |
476 | writel(I2O_CMD_LCT_NOTIFY << 24 | HOST_TID << 12 | ADAPTER_TID, | 476 | cpu_to_le32(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6); |
477 | &msg->u.head[1]); | 477 | msg->u.head[1] = |
478 | writel(0xffffffff, &msg->body[0]); | 478 | cpu_to_le32(I2O_CMD_LCT_NOTIFY << 24 | HOST_TID << 12 | |
479 | writel(0x00000000, &msg->body[1]); | 479 | ADAPTER_TID); |
480 | writel(0xd0000000 | c->dlct.len, &msg->body[2]); | 480 | msg->body[0] = cpu_to_le32(0xffffffff); |
481 | writel(c->dlct.phys, &msg->body[3]); | 481 | msg->body[1] = cpu_to_le32(0x00000000); |
482 | 482 | msg->body[2] = cpu_to_le32(0xd0000000 | c->dlct.len); | |
483 | rc = i2o_msg_post_wait(c, m, I2O_TIMEOUT_LCT_GET); | 483 | msg->body[3] = cpu_to_le32(c->dlct.phys); |
484 | |||
485 | rc = i2o_msg_post_wait(c, msg, I2O_TIMEOUT_LCT_GET); | ||
484 | if (rc < 0) | 486 | if (rc < 0) |
485 | break; | 487 | break; |
486 | 488 | ||
@@ -506,29 +508,28 @@ static int i2o_exec_lct_notify(struct i2o_controller *c, u32 change_ind) | |||
506 | { | 508 | { |
507 | i2o_status_block *sb = c->status_block.virt; | 509 | i2o_status_block *sb = c->status_block.virt; |
508 | struct device *dev; | 510 | struct device *dev; |
509 | struct i2o_message __iomem *msg; | 511 | struct i2o_message *msg; |
510 | u32 m; | ||
511 | 512 | ||
512 | dev = &c->pdev->dev; | 513 | dev = &c->pdev->dev; |
513 | 514 | ||
514 | if (i2o_dma_realloc(dev, &c->dlct, sb->expected_lct_size, GFP_KERNEL)) | 515 | if (i2o_dma_realloc(dev, &c->dlct, sb->expected_lct_size, GFP_KERNEL)) |
515 | return -ENOMEM; | 516 | return -ENOMEM; |
516 | 517 | ||
517 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 518 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
518 | if (m == I2O_QUEUE_EMPTY) | 519 | if (IS_ERR(msg)) |
519 | return -ETIMEDOUT; | 520 | return PTR_ERR(msg); |
520 | 521 | ||
521 | writel(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6, &msg->u.head[0]); | 522 | msg->u.head[0] = cpu_to_le32(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6); |
522 | writel(I2O_CMD_LCT_NOTIFY << 24 | HOST_TID << 12 | ADAPTER_TID, | 523 | msg->u.head[1] = cpu_to_le32(I2O_CMD_LCT_NOTIFY << 24 | HOST_TID << 12 | |
523 | &msg->u.head[1]); | 524 | ADAPTER_TID); |
524 | writel(i2o_exec_driver.context, &msg->u.s.icntxt); | 525 | msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); |
525 | writel(0, &msg->u.s.tcntxt); /* FIXME */ | 526 | msg->u.s.tcntxt = cpu_to_le32(0x00000000); |
526 | writel(0xffffffff, &msg->body[0]); | 527 | msg->body[0] = cpu_to_le32(0xffffffff); |
527 | writel(change_ind, &msg->body[1]); | 528 | msg->body[1] = cpu_to_le32(change_ind); |
528 | writel(0xd0000000 | c->dlct.len, &msg->body[2]); | 529 | msg->body[2] = cpu_to_le32(0xd0000000 | c->dlct.len); |
529 | writel(c->dlct.phys, &msg->body[3]); | 530 | msg->body[3] = cpu_to_le32(c->dlct.phys); |
530 | 531 | ||
531 | i2o_msg_post(c, m); | 532 | i2o_msg_post(c, msg); |
532 | 533 | ||
533 | return 0; | 534 | return 0; |
534 | }; | 535 | }; |
diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c index f283b5bafdd3..2bd15c70773b 100644 --- a/drivers/message/i2o/i2o_block.c +++ b/drivers/message/i2o/i2o_block.c | |||
@@ -130,20 +130,20 @@ static int i2o_block_remove(struct device *dev) | |||
130 | */ | 130 | */ |
131 | static int i2o_block_device_flush(struct i2o_device *dev) | 131 | static int i2o_block_device_flush(struct i2o_device *dev) |
132 | { | 132 | { |
133 | struct i2o_message __iomem *msg; | 133 | struct i2o_message *msg; |
134 | u32 m; | ||
135 | 134 | ||
136 | m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); | 135 | msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); |
137 | if (m == I2O_QUEUE_EMPTY) | 136 | if (IS_ERR(msg)) |
138 | return -ETIMEDOUT; | 137 | return PTR_ERR(msg); |
139 | 138 | ||
140 | writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 139 | msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); |
141 | writel(I2O_CMD_BLOCK_CFLUSH << 24 | HOST_TID << 12 | dev->lct_data.tid, | 140 | msg->u.head[1] = |
142 | &msg->u.head[1]); | 141 | cpu_to_le32(I2O_CMD_BLOCK_CFLUSH << 24 | HOST_TID << 12 | dev-> |
143 | writel(60 << 16, &msg->body[0]); | 142 | lct_data.tid); |
143 | msg->body[0] = cpu_to_le32(60 << 16); | ||
144 | osm_debug("Flushing...\n"); | 144 | osm_debug("Flushing...\n"); |
145 | 145 | ||
146 | return i2o_msg_post_wait(dev->iop, m, 60); | 146 | return i2o_msg_post_wait(dev->iop, msg, 60); |
147 | }; | 147 | }; |
148 | 148 | ||
149 | /** | 149 | /** |
@@ -181,21 +181,21 @@ static int i2o_block_issue_flush(request_queue_t * queue, struct gendisk *disk, | |||
181 | */ | 181 | */ |
182 | static int i2o_block_device_mount(struct i2o_device *dev, u32 media_id) | 182 | static int i2o_block_device_mount(struct i2o_device *dev, u32 media_id) |
183 | { | 183 | { |
184 | struct i2o_message __iomem *msg; | 184 | struct i2o_message *msg; |
185 | u32 m; | 185 | |
186 | 186 | msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); | |
187 | m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); | 187 | if (IS_ERR(msg)) |
188 | if (m == I2O_QUEUE_EMPTY) | 188 | return PTR_ERR(msg); |
189 | return -ETIMEDOUT; | 189 | |
190 | 190 | msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); | |
191 | writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 191 | msg->u.head[1] = |
192 | writel(I2O_CMD_BLOCK_MMOUNT << 24 | HOST_TID << 12 | dev->lct_data.tid, | 192 | cpu_to_le32(I2O_CMD_BLOCK_MMOUNT << 24 | HOST_TID << 12 | dev-> |
193 | &msg->u.head[1]); | 193 | lct_data.tid); |
194 | writel(-1, &msg->body[0]); | 194 | msg->body[0] = cpu_to_le32(-1); |
195 | writel(0, &msg->body[1]); | 195 | msg->body[1] = cpu_to_le32(0x00000000); |
196 | osm_debug("Mounting...\n"); | 196 | osm_debug("Mounting...\n"); |
197 | 197 | ||
198 | return i2o_msg_post_wait(dev->iop, m, 2); | 198 | return i2o_msg_post_wait(dev->iop, msg, 2); |
199 | }; | 199 | }; |
200 | 200 | ||
201 | /** | 201 | /** |
@@ -210,20 +210,20 @@ static int i2o_block_device_mount(struct i2o_device *dev, u32 media_id) | |||
210 | */ | 210 | */ |
211 | static int i2o_block_device_lock(struct i2o_device *dev, u32 media_id) | 211 | static int i2o_block_device_lock(struct i2o_device *dev, u32 media_id) |
212 | { | 212 | { |
213 | struct i2o_message __iomem *msg; | 213 | struct i2o_message *msg; |
214 | u32 m; | ||
215 | 214 | ||
216 | m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); | 215 | msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); |
217 | if (m == I2O_QUEUE_EMPTY) | 216 | if (IS_ERR(msg) == I2O_QUEUE_EMPTY) |
218 | return -ETIMEDOUT; | 217 | return PTR_ERR(msg); |
219 | 218 | ||
220 | writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 219 | msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); |
221 | writel(I2O_CMD_BLOCK_MLOCK << 24 | HOST_TID << 12 | dev->lct_data.tid, | 220 | msg->u.head[1] = |
222 | &msg->u.head[1]); | 221 | cpu_to_le32(I2O_CMD_BLOCK_MLOCK << 24 | HOST_TID << 12 | dev-> |
223 | writel(-1, &msg->body[0]); | 222 | lct_data.tid); |
223 | msg->body[0] = cpu_to_le32(-1); | ||
224 | osm_debug("Locking...\n"); | 224 | osm_debug("Locking...\n"); |
225 | 225 | ||
226 | return i2o_msg_post_wait(dev->iop, m, 2); | 226 | return i2o_msg_post_wait(dev->iop, msg, 2); |
227 | }; | 227 | }; |
228 | 228 | ||
229 | /** | 229 | /** |
@@ -238,20 +238,20 @@ static int i2o_block_device_lock(struct i2o_device *dev, u32 media_id) | |||
238 | */ | 238 | */ |
239 | static int i2o_block_device_unlock(struct i2o_device *dev, u32 media_id) | 239 | static int i2o_block_device_unlock(struct i2o_device *dev, u32 media_id) |
240 | { | 240 | { |
241 | struct i2o_message __iomem *msg; | 241 | struct i2o_message *msg; |
242 | u32 m; | ||
243 | 242 | ||
244 | m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); | 243 | msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); |
245 | if (m == I2O_QUEUE_EMPTY) | 244 | if (IS_ERR(msg)) |
246 | return -ETIMEDOUT; | 245 | return PTR_ERR(msg); |
247 | 246 | ||
248 | writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 247 | msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); |
249 | writel(I2O_CMD_BLOCK_MUNLOCK << 24 | HOST_TID << 12 | dev->lct_data.tid, | 248 | msg->u.head[1] = |
250 | &msg->u.head[1]); | 249 | cpu_to_le32(I2O_CMD_BLOCK_MUNLOCK << 24 | HOST_TID << 12 | dev-> |
251 | writel(media_id, &msg->body[0]); | 250 | lct_data.tid); |
251 | msg->body[0] = cpu_to_le32(media_id); | ||
252 | osm_debug("Unlocking...\n"); | 252 | osm_debug("Unlocking...\n"); |
253 | 253 | ||
254 | return i2o_msg_post_wait(dev->iop, m, 2); | 254 | return i2o_msg_post_wait(dev->iop, msg, 2); |
255 | }; | 255 | }; |
256 | 256 | ||
257 | /** | 257 | /** |
@@ -267,21 +267,21 @@ static int i2o_block_device_power(struct i2o_block_device *dev, u8 op) | |||
267 | { | 267 | { |
268 | struct i2o_device *i2o_dev = dev->i2o_dev; | 268 | struct i2o_device *i2o_dev = dev->i2o_dev; |
269 | struct i2o_controller *c = i2o_dev->iop; | 269 | struct i2o_controller *c = i2o_dev->iop; |
270 | struct i2o_message __iomem *msg; | 270 | struct i2o_message *msg; |
271 | u32 m; | ||
272 | int rc; | 271 | int rc; |
273 | 272 | ||
274 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 273 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
275 | if (m == I2O_QUEUE_EMPTY) | 274 | if (IS_ERR(msg)) |
276 | return -ETIMEDOUT; | 275 | return PTR_ERR(msg); |
277 | 276 | ||
278 | writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 277 | msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); |
279 | writel(I2O_CMD_BLOCK_POWER << 24 | HOST_TID << 12 | i2o_dev->lct_data. | 278 | msg->u.head[1] = |
280 | tid, &msg->u.head[1]); | 279 | cpu_to_le32(I2O_CMD_BLOCK_POWER << 24 | HOST_TID << 12 | i2o_dev-> |
281 | writel(op << 24, &msg->body[0]); | 280 | lct_data.tid); |
281 | msg->body[0] = cpu_to_le32(op << 24); | ||
282 | osm_debug("Power...\n"); | 282 | osm_debug("Power...\n"); |
283 | 283 | ||
284 | rc = i2o_msg_post_wait(c, m, 60); | 284 | rc = i2o_msg_post_wait(c, msg, 60); |
285 | if (!rc) | 285 | if (!rc) |
286 | dev->power = op; | 286 | dev->power = op; |
287 | 287 | ||
@@ -331,7 +331,7 @@ static inline void i2o_block_request_free(struct i2o_block_request *ireq) | |||
331 | */ | 331 | */ |
332 | static inline int i2o_block_sglist_alloc(struct i2o_controller *c, | 332 | static inline int i2o_block_sglist_alloc(struct i2o_controller *c, |
333 | struct i2o_block_request *ireq, | 333 | struct i2o_block_request *ireq, |
334 | u32 __iomem ** mptr) | 334 | u32 ** mptr) |
335 | { | 335 | { |
336 | int nents; | 336 | int nents; |
337 | enum dma_data_direction direction; | 337 | enum dma_data_direction direction; |
@@ -745,10 +745,9 @@ static int i2o_block_transfer(struct request *req) | |||
745 | struct i2o_block_device *dev = req->rq_disk->private_data; | 745 | struct i2o_block_device *dev = req->rq_disk->private_data; |
746 | struct i2o_controller *c; | 746 | struct i2o_controller *c; |
747 | int tid = dev->i2o_dev->lct_data.tid; | 747 | int tid = dev->i2o_dev->lct_data.tid; |
748 | struct i2o_message __iomem *msg; | 748 | struct i2o_message *msg; |
749 | u32 __iomem *mptr; | 749 | u32 *mptr; |
750 | struct i2o_block_request *ireq = req->special; | 750 | struct i2o_block_request *ireq = req->special; |
751 | u32 m; | ||
752 | u32 tcntxt; | 751 | u32 tcntxt; |
753 | u32 sgl_offset = SGL_OFFSET_8; | 752 | u32 sgl_offset = SGL_OFFSET_8; |
754 | u32 ctl_flags = 0x00000000; | 753 | u32 ctl_flags = 0x00000000; |
@@ -763,9 +762,9 @@ static int i2o_block_transfer(struct request *req) | |||
763 | 762 | ||
764 | c = dev->i2o_dev->iop; | 763 | c = dev->i2o_dev->iop; |
765 | 764 | ||
766 | m = i2o_msg_get(c, &msg); | 765 | msg = i2o_msg_get(c); |
767 | if (m == I2O_QUEUE_EMPTY) { | 766 | if (IS_ERR(msg)) { |
768 | rc = -EBUSY; | 767 | rc = PTR_ERR(msg); |
769 | goto exit; | 768 | goto exit; |
770 | } | 769 | } |
771 | 770 | ||
@@ -775,8 +774,8 @@ static int i2o_block_transfer(struct request *req) | |||
775 | goto nop_msg; | 774 | goto nop_msg; |
776 | } | 775 | } |
777 | 776 | ||
778 | writel(i2o_block_driver.context, &msg->u.s.icntxt); | 777 | msg->u.s.icntxt = cpu_to_le32(i2o_block_driver.context); |
779 | writel(tcntxt, &msg->u.s.tcntxt); | 778 | msg->u.s.tcntxt = cpu_to_le32(tcntxt); |
780 | 779 | ||
781 | mptr = &msg->body[0]; | 780 | mptr = &msg->body[0]; |
782 | 781 | ||
@@ -834,11 +833,11 @@ static int i2o_block_transfer(struct request *req) | |||
834 | 833 | ||
835 | sgl_offset = SGL_OFFSET_12; | 834 | sgl_offset = SGL_OFFSET_12; |
836 | 835 | ||
837 | writel(I2O_CMD_PRIVATE << 24 | HOST_TID << 12 | tid, | 836 | msg->u.head[1] = |
838 | &msg->u.head[1]); | 837 | cpu_to_le32(I2O_CMD_PRIVATE << 24 | HOST_TID << 12 | tid); |
839 | 838 | ||
840 | writel(I2O_VENDOR_DPT << 16 | I2O_CMD_SCSI_EXEC, mptr++); | 839 | *mptr++ = cpu_to_le32(I2O_VENDOR_DPT << 16 | I2O_CMD_SCSI_EXEC); |
841 | writel(tid, mptr++); | 840 | *mptr++ = cpu_to_le32(tid); |
842 | 841 | ||
843 | /* | 842 | /* |
844 | * ENABLE_DISCONNECT | 843 | * ENABLE_DISCONNECT |
@@ -853,22 +852,24 @@ static int i2o_block_transfer(struct request *req) | |||
853 | scsi_flags = 0xa0a0000a; | 852 | scsi_flags = 0xa0a0000a; |
854 | } | 853 | } |
855 | 854 | ||
856 | writel(scsi_flags, mptr++); | 855 | *mptr++ = cpu_to_le32(scsi_flags); |
857 | 856 | ||
858 | *((u32 *) & cmd[2]) = cpu_to_be32(req->sector * hwsec); | 857 | *((u32 *) & cmd[2]) = cpu_to_be32(req->sector * hwsec); |
859 | *((u16 *) & cmd[7]) = cpu_to_be16(req->nr_sectors * hwsec); | 858 | *((u16 *) & cmd[7]) = cpu_to_be16(req->nr_sectors * hwsec); |
860 | 859 | ||
861 | memcpy_toio(mptr, cmd, 10); | 860 | memcpy(mptr, cmd, 10); |
862 | mptr += 4; | 861 | mptr += 4; |
863 | writel(req->nr_sectors << KERNEL_SECTOR_SHIFT, mptr++); | 862 | *mptr++ = cpu_to_le32(req->nr_sectors << KERNEL_SECTOR_SHIFT); |
864 | } else | 863 | } else |
865 | #endif | 864 | #endif |
866 | { | 865 | { |
867 | writel(cmd | HOST_TID << 12 | tid, &msg->u.head[1]); | 866 | msg->u.head[1] = cpu_to_le32(cmd | HOST_TID << 12 | tid); |
868 | writel(ctl_flags, mptr++); | 867 | *mptr++ = cpu_to_le32(ctl_flags); |
869 | writel(req->nr_sectors << KERNEL_SECTOR_SHIFT, mptr++); | 868 | *mptr++ = cpu_to_le32(req->nr_sectors << KERNEL_SECTOR_SHIFT); |
870 | writel((u32) (req->sector << KERNEL_SECTOR_SHIFT), mptr++); | 869 | *mptr++ = |
871 | writel(req->sector >> (32 - KERNEL_SECTOR_SHIFT), mptr++); | 870 | cpu_to_le32((u32) (req->sector << KERNEL_SECTOR_SHIFT)); |
871 | *mptr++ = | ||
872 | cpu_to_le32(req->sector >> (32 - KERNEL_SECTOR_SHIFT)); | ||
872 | } | 873 | } |
873 | 874 | ||
874 | if (!i2o_block_sglist_alloc(c, ireq, &mptr)) { | 875 | if (!i2o_block_sglist_alloc(c, ireq, &mptr)) { |
@@ -876,13 +877,13 @@ static int i2o_block_transfer(struct request *req) | |||
876 | goto context_remove; | 877 | goto context_remove; |
877 | } | 878 | } |
878 | 879 | ||
879 | writel(I2O_MESSAGE_SIZE(mptr - &msg->u.head[0]) | | 880 | msg->u.head[0] = |
880 | sgl_offset, &msg->u.head[0]); | 881 | cpu_to_le32(I2O_MESSAGE_SIZE(mptr - &msg->u.head[0]) | sgl_offset); |
881 | 882 | ||
882 | list_add_tail(&ireq->queue, &dev->open_queue); | 883 | list_add_tail(&ireq->queue, &dev->open_queue); |
883 | dev->open_queue_depth++; | 884 | dev->open_queue_depth++; |
884 | 885 | ||
885 | i2o_msg_post(c, m); | 886 | i2o_msg_post(c, msg); |
886 | 887 | ||
887 | return 0; | 888 | return 0; |
888 | 889 | ||
@@ -890,7 +891,7 @@ static int i2o_block_transfer(struct request *req) | |||
890 | i2o_cntxt_list_remove(c, req); | 891 | i2o_cntxt_list_remove(c, req); |
891 | 892 | ||
892 | nop_msg: | 893 | nop_msg: |
893 | i2o_msg_nop(c, m); | 894 | i2o_msg_nop(c, msg); |
894 | 895 | ||
895 | exit: | 896 | exit: |
896 | return rc; | 897 | return rc; |
diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c index 3c3a7abebb1b..4fe73d628c5b 100644 --- a/drivers/message/i2o/i2o_config.c +++ b/drivers/message/i2o/i2o_config.c | |||
@@ -230,8 +230,7 @@ static int i2o_cfg_swdl(unsigned long arg) | |||
230 | struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; | 230 | struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; |
231 | unsigned char maxfrag = 0, curfrag = 1; | 231 | unsigned char maxfrag = 0, curfrag = 1; |
232 | struct i2o_dma buffer; | 232 | struct i2o_dma buffer; |
233 | struct i2o_message __iomem *msg; | 233 | struct i2o_message *msg; |
234 | u32 m; | ||
235 | unsigned int status = 0, swlen = 0, fragsize = 8192; | 234 | unsigned int status = 0, swlen = 0, fragsize = 8192; |
236 | struct i2o_controller *c; | 235 | struct i2o_controller *c; |
237 | 236 | ||
@@ -257,31 +256,34 @@ static int i2o_cfg_swdl(unsigned long arg) | |||
257 | if (!c) | 256 | if (!c) |
258 | return -ENXIO; | 257 | return -ENXIO; |
259 | 258 | ||
260 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 259 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
261 | if (m == I2O_QUEUE_EMPTY) | 260 | if (IS_ERR(msg)) |
262 | return -EBUSY; | 261 | return PTR_ERR(msg); |
263 | 262 | ||
264 | if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize, GFP_KERNEL)) { | 263 | if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize, GFP_KERNEL)) { |
265 | i2o_msg_nop(c, m); | 264 | i2o_msg_nop(c, msg); |
266 | return -ENOMEM; | 265 | return -ENOMEM; |
267 | } | 266 | } |
268 | 267 | ||
269 | __copy_from_user(buffer.virt, kxfer.buf, fragsize); | 268 | __copy_from_user(buffer.virt, kxfer.buf, fragsize); |
270 | 269 | ||
271 | writel(NINE_WORD_MSG_SIZE | SGL_OFFSET_7, &msg->u.head[0]); | 270 | msg->u.head[0] = cpu_to_le32(NINE_WORD_MSG_SIZE | SGL_OFFSET_7); |
272 | writel(I2O_CMD_SW_DOWNLOAD << 24 | HOST_TID << 12 | ADAPTER_TID, | 271 | msg->u.head[1] = |
273 | &msg->u.head[1]); | 272 | cpu_to_le32(I2O_CMD_SW_DOWNLOAD << 24 | HOST_TID << 12 | |
274 | writel(i2o_config_driver.context, &msg->u.head[2]); | 273 | ADAPTER_TID); |
275 | writel(0, &msg->u.head[3]); | 274 | msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); |
276 | writel((((u32) kxfer.flags) << 24) | (((u32) kxfer.sw_type) << 16) | | 275 | msg->u.head[3] = cpu_to_le32(0); |
277 | (((u32) maxfrag) << 8) | (((u32) curfrag)), &msg->body[0]); | 276 | msg->body[0] = |
278 | writel(swlen, &msg->body[1]); | 277 | cpu_to_le32((((u32) kxfer.flags) << 24) | (((u32) kxfer. |
279 | writel(kxfer.sw_id, &msg->body[2]); | 278 | sw_type) << 16) | |
280 | writel(0xD0000000 | fragsize, &msg->body[3]); | 279 | (((u32) maxfrag) << 8) | (((u32) curfrag))); |
281 | writel(buffer.phys, &msg->body[4]); | 280 | msg->body[1] = cpu_to_le32(swlen); |
281 | msg->body[2] = cpu_to_le32(kxfer.sw_id); | ||
282 | msg->body[3] = cpu_to_le32(0xD0000000 | fragsize); | ||
283 | msg->body[4] = cpu_to_le32(buffer.phys); | ||
282 | 284 | ||
283 | osm_debug("swdl frag %d/%d (size %d)\n", curfrag, maxfrag, fragsize); | 285 | osm_debug("swdl frag %d/%d (size %d)\n", curfrag, maxfrag, fragsize); |
284 | status = i2o_msg_post_wait_mem(c, m, 60, &buffer); | 286 | status = i2o_msg_post_wait_mem(c, msg, 60, &buffer); |
285 | 287 | ||
286 | if (status != -ETIMEDOUT) | 288 | if (status != -ETIMEDOUT) |
287 | i2o_dma_free(&c->pdev->dev, &buffer); | 289 | i2o_dma_free(&c->pdev->dev, &buffer); |
@@ -302,8 +304,7 @@ static int i2o_cfg_swul(unsigned long arg) | |||
302 | struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; | 304 | struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; |
303 | unsigned char maxfrag = 0, curfrag = 1; | 305 | unsigned char maxfrag = 0, curfrag = 1; |
304 | struct i2o_dma buffer; | 306 | struct i2o_dma buffer; |
305 | struct i2o_message __iomem *msg; | 307 | struct i2o_message *msg; |
306 | u32 m; | ||
307 | unsigned int status = 0, swlen = 0, fragsize = 8192; | 308 | unsigned int status = 0, swlen = 0, fragsize = 8192; |
308 | struct i2o_controller *c; | 309 | struct i2o_controller *c; |
309 | int ret = 0; | 310 | int ret = 0; |
@@ -330,30 +331,30 @@ static int i2o_cfg_swul(unsigned long arg) | |||
330 | if (!c) | 331 | if (!c) |
331 | return -ENXIO; | 332 | return -ENXIO; |
332 | 333 | ||
333 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 334 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
334 | if (m == I2O_QUEUE_EMPTY) | 335 | if (IS_ERR(msg)) |
335 | return -EBUSY; | 336 | return PTR_ERR(msg); |
336 | 337 | ||
337 | if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize, GFP_KERNEL)) { | 338 | if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize, GFP_KERNEL)) { |
338 | i2o_msg_nop(c, m); | 339 | i2o_msg_nop(c, msg); |
339 | return -ENOMEM; | 340 | return -ENOMEM; |
340 | } | 341 | } |
341 | 342 | ||
342 | writel(NINE_WORD_MSG_SIZE | SGL_OFFSET_7, &msg->u.head[0]); | 343 | msg->u.head[0] = cpu_to_le32(NINE_WORD_MSG_SIZE | SGL_OFFSET_7); |
343 | writel(I2O_CMD_SW_UPLOAD << 24 | HOST_TID << 12 | ADAPTER_TID, | 344 | msg->u.head[1] = |
344 | &msg->u.head[1]); | 345 | cpu_to_le32(I2O_CMD_SW_UPLOAD << 24 | HOST_TID << 12 | ADAPTER_TID); |
345 | writel(i2o_config_driver.context, &msg->u.head[2]); | 346 | msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); |
346 | writel(0, &msg->u.head[3]); | 347 | msg->u.head[3] = cpu_to_le32(0); |
347 | writel((u32) kxfer.flags << 24 | (u32) kxfer. | 348 | msg->body[0] = |
348 | sw_type << 16 | (u32) maxfrag << 8 | (u32) curfrag, | 349 | cpu_to_le32((u32) kxfer.flags << 24 | (u32) kxfer. |
349 | &msg->body[0]); | 350 | sw_type << 16 | (u32) maxfrag << 8 | (u32) curfrag); |
350 | writel(swlen, &msg->body[1]); | 351 | msg->body[1] = cpu_to_le32(swlen); |
351 | writel(kxfer.sw_id, &msg->body[2]); | 352 | msg->body[2] = cpu_to_le32(kxfer.sw_id); |
352 | writel(0xD0000000 | fragsize, &msg->body[3]); | 353 | msg->body[3] = cpu_to_le32(0xD0000000 | fragsize); |
353 | writel(buffer.phys, &msg->body[4]); | 354 | msg->body[4] = cpu_to_le32(buffer.phys); |
354 | 355 | ||
355 | osm_debug("swul frag %d/%d (size %d)\n", curfrag, maxfrag, fragsize); | 356 | osm_debug("swul frag %d/%d (size %d)\n", curfrag, maxfrag, fragsize); |
356 | status = i2o_msg_post_wait_mem(c, m, 60, &buffer); | 357 | status = i2o_msg_post_wait_mem(c, msg, 60, &buffer); |
357 | 358 | ||
358 | if (status != I2O_POST_WAIT_OK) { | 359 | if (status != I2O_POST_WAIT_OK) { |
359 | if (status != -ETIMEDOUT) | 360 | if (status != -ETIMEDOUT) |
@@ -380,8 +381,7 @@ static int i2o_cfg_swdel(unsigned long arg) | |||
380 | struct i2o_controller *c; | 381 | struct i2o_controller *c; |
381 | struct i2o_sw_xfer kxfer; | 382 | struct i2o_sw_xfer kxfer; |
382 | struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; | 383 | struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; |
383 | struct i2o_message __iomem *msg; | 384 | struct i2o_message *msg; |
384 | u32 m; | ||
385 | unsigned int swlen; | 385 | unsigned int swlen; |
386 | int token; | 386 | int token; |
387 | 387 | ||
@@ -395,21 +395,21 @@ static int i2o_cfg_swdel(unsigned long arg) | |||
395 | if (!c) | 395 | if (!c) |
396 | return -ENXIO; | 396 | return -ENXIO; |
397 | 397 | ||
398 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 398 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
399 | if (m == I2O_QUEUE_EMPTY) | 399 | if (IS_ERR(msg)) |
400 | return -EBUSY; | 400 | return PTR_ERR(msg); |
401 | 401 | ||
402 | writel(SEVEN_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 402 | msg->u.head[0] = cpu_to_le32(SEVEN_WORD_MSG_SIZE | SGL_OFFSET_0); |
403 | writel(I2O_CMD_SW_REMOVE << 24 | HOST_TID << 12 | ADAPTER_TID, | 403 | msg->u.head[1] = |
404 | &msg->u.head[1]); | 404 | cpu_to_le32(I2O_CMD_SW_REMOVE << 24 | HOST_TID << 12 | ADAPTER_TID); |
405 | writel(i2o_config_driver.context, &msg->u.head[2]); | 405 | msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); |
406 | writel(0, &msg->u.head[3]); | 406 | msg->u.head[3] = cpu_to_le32(0); |
407 | writel((u32) kxfer.flags << 24 | (u32) kxfer.sw_type << 16, | 407 | msg->body[0] = |
408 | &msg->body[0]); | 408 | cpu_to_le32((u32) kxfer.flags << 24 | (u32) kxfer.sw_type << 16); |
409 | writel(swlen, &msg->body[1]); | 409 | msg->body[1] = cpu_to_le32(swlen); |
410 | writel(kxfer.sw_id, &msg->body[2]); | 410 | msg->body[2] = cpu_to_le32(kxfer.sw_id); |
411 | 411 | ||
412 | token = i2o_msg_post_wait(c, m, 10); | 412 | token = i2o_msg_post_wait(c, msg, 10); |
413 | 413 | ||
414 | if (token != I2O_POST_WAIT_OK) { | 414 | if (token != I2O_POST_WAIT_OK) { |
415 | osm_info("swdel failed, DetailedStatus = %d\n", token); | 415 | osm_info("swdel failed, DetailedStatus = %d\n", token); |
@@ -423,25 +423,24 @@ static int i2o_cfg_validate(unsigned long arg) | |||
423 | { | 423 | { |
424 | int token; | 424 | int token; |
425 | int iop = (int)arg; | 425 | int iop = (int)arg; |
426 | struct i2o_message __iomem *msg; | 426 | struct i2o_message *msg; |
427 | u32 m; | ||
428 | struct i2o_controller *c; | 427 | struct i2o_controller *c; |
429 | 428 | ||
430 | c = i2o_find_iop(iop); | 429 | c = i2o_find_iop(iop); |
431 | if (!c) | 430 | if (!c) |
432 | return -ENXIO; | 431 | return -ENXIO; |
433 | 432 | ||
434 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 433 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
435 | if (m == I2O_QUEUE_EMPTY) | 434 | if (IS_ERR(msg)) |
436 | return -EBUSY; | 435 | return PTR_ERR(msg); |
437 | 436 | ||
438 | writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 437 | msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); |
439 | writel(I2O_CMD_CONFIG_VALIDATE << 24 | HOST_TID << 12 | iop, | 438 | msg->u.head[1] = |
440 | &msg->u.head[1]); | 439 | cpu_to_le32(I2O_CMD_CONFIG_VALIDATE << 24 | HOST_TID << 12 | iop); |
441 | writel(i2o_config_driver.context, &msg->u.head[2]); | 440 | msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); |
442 | writel(0, &msg->u.head[3]); | 441 | msg->u.head[3] = cpu_to_le32(0); |
443 | 442 | ||
444 | token = i2o_msg_post_wait(c, m, 10); | 443 | token = i2o_msg_post_wait(c, msg, 10); |
445 | 444 | ||
446 | if (token != I2O_POST_WAIT_OK) { | 445 | if (token != I2O_POST_WAIT_OK) { |
447 | osm_info("Can't validate configuration, ErrorStatus = %d\n", | 446 | osm_info("Can't validate configuration, ErrorStatus = %d\n", |
@@ -454,8 +453,7 @@ static int i2o_cfg_validate(unsigned long arg) | |||
454 | 453 | ||
455 | static int i2o_cfg_evt_reg(unsigned long arg, struct file *fp) | 454 | static int i2o_cfg_evt_reg(unsigned long arg, struct file *fp) |
456 | { | 455 | { |
457 | struct i2o_message __iomem *msg; | 456 | struct i2o_message *msg; |
458 | u32 m; | ||
459 | struct i2o_evt_id __user *pdesc = (struct i2o_evt_id __user *)arg; | 457 | struct i2o_evt_id __user *pdesc = (struct i2o_evt_id __user *)arg; |
460 | struct i2o_evt_id kdesc; | 458 | struct i2o_evt_id kdesc; |
461 | struct i2o_controller *c; | 459 | struct i2o_controller *c; |
@@ -474,18 +472,19 @@ static int i2o_cfg_evt_reg(unsigned long arg, struct file *fp) | |||
474 | if (!d) | 472 | if (!d) |
475 | return -ENODEV; | 473 | return -ENODEV; |
476 | 474 | ||
477 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 475 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
478 | if (m == I2O_QUEUE_EMPTY) | 476 | if (IS_ERR(msg)) |
479 | return -EBUSY; | 477 | return PTR_ERR(msg); |
480 | 478 | ||
481 | writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 479 | msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); |
482 | writel(I2O_CMD_UTIL_EVT_REGISTER << 24 | HOST_TID << 12 | kdesc.tid, | 480 | msg->u.head[1] = |
483 | &msg->u.head[1]); | 481 | cpu_to_le32(I2O_CMD_UTIL_EVT_REGISTER << 24 | HOST_TID << 12 | |
484 | writel(i2o_config_driver.context, &msg->u.head[2]); | 482 | kdesc.tid); |
485 | writel(i2o_cntxt_list_add(c, fp->private_data), &msg->u.head[3]); | 483 | msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); |
486 | writel(kdesc.evt_mask, &msg->body[0]); | 484 | msg->u.head[3] = cpu_to_le32(i2o_cntxt_list_add(c, fp->private_data)); |
485 | msg->body[0] = cpu_to_le32(kdesc.evt_mask); | ||
487 | 486 | ||
488 | i2o_msg_post(c, m); | 487 | i2o_msg_post(c, msg); |
489 | 488 | ||
490 | return 0; | 489 | return 0; |
491 | } | 490 | } |
@@ -537,7 +536,6 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, | |||
537 | u32 sg_index = 0; | 536 | u32 sg_index = 0; |
538 | i2o_status_block *sb; | 537 | i2o_status_block *sb; |
539 | struct i2o_message *msg; | 538 | struct i2o_message *msg; |
540 | u32 m; | ||
541 | unsigned int iop; | 539 | unsigned int iop; |
542 | 540 | ||
543 | cmd = (struct i2o_cmd_passthru32 __user *)arg; | 541 | cmd = (struct i2o_cmd_passthru32 __user *)arg; |
@@ -553,7 +551,7 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, | |||
553 | return -ENXIO; | 551 | return -ENXIO; |
554 | } | 552 | } |
555 | 553 | ||
556 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 554 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
557 | 555 | ||
558 | sb = c->status_block.virt; | 556 | sb = c->status_block.virt; |
559 | 557 | ||
@@ -595,8 +593,8 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, | |||
595 | 593 | ||
596 | sg_offset = (msg->u.head[0] >> 4) & 0x0f; | 594 | sg_offset = (msg->u.head[0] >> 4) & 0x0f; |
597 | 595 | ||
598 | writel(i2o_config_driver.context, &msg->u.s.icntxt); | 596 | msg->u.s.icntxt = cpu_to_le32(i2o_config_driver.context); |
599 | writel(i2o_cntxt_list_add(c, reply), &msg->u.s.tcntxt); | 597 | msg->u.s.tcntxt = cpu_to_le32(i2o_cntxt_list_add(c, reply)); |
600 | 598 | ||
601 | memset(sg_list, 0, sizeof(sg_list[0]) * SG_TABLESIZE); | 599 | memset(sg_list, 0, sizeof(sg_list[0]) * SG_TABLESIZE); |
602 | if (sg_offset) { | 600 | if (sg_offset) { |
@@ -662,7 +660,7 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, | |||
662 | } | 660 | } |
663 | } | 661 | } |
664 | 662 | ||
665 | rcode = i2o_msg_post_wait(c, m, 60); | 663 | rcode = i2o_msg_post_wait(c, msg, 60); |
666 | if (rcode) | 664 | if (rcode) |
667 | goto sg_list_cleanup; | 665 | goto sg_list_cleanup; |
668 | 666 | ||
@@ -780,8 +778,7 @@ static int i2o_cfg_passthru(unsigned long arg) | |||
780 | u32 i = 0; | 778 | u32 i = 0; |
781 | void *p = NULL; | 779 | void *p = NULL; |
782 | i2o_status_block *sb; | 780 | i2o_status_block *sb; |
783 | struct i2o_message __iomem *msg; | 781 | struct i2o_message *msg; |
784 | u32 m; | ||
785 | unsigned int iop; | 782 | unsigned int iop; |
786 | 783 | ||
787 | if (get_user(iop, &cmd->iop) || get_user(user_msg, &cmd->msg)) | 784 | if (get_user(iop, &cmd->iop) || get_user(user_msg, &cmd->msg)) |
@@ -793,7 +790,7 @@ static int i2o_cfg_passthru(unsigned long arg) | |||
793 | return -ENXIO; | 790 | return -ENXIO; |
794 | } | 791 | } |
795 | 792 | ||
796 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 793 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
797 | 794 | ||
798 | sb = c->status_block.virt; | 795 | sb = c->status_block.virt; |
799 | 796 | ||
@@ -830,8 +827,8 @@ static int i2o_cfg_passthru(unsigned long arg) | |||
830 | 827 | ||
831 | sg_offset = (msg->u.head[0] >> 4) & 0x0f; | 828 | sg_offset = (msg->u.head[0] >> 4) & 0x0f; |
832 | 829 | ||
833 | writel(i2o_config_driver.context, &msg->u.s.icntxt); | 830 | msg->u.s.icntxt = cpu_to_le32(i2o_config_driver.context); |
834 | writel(i2o_cntxt_list_add(c, reply), &msg->u.s.tcntxt); | 831 | msg->u.s.tcntxt = cpu_to_le32(i2o_cntxt_list_add(c, reply)); |
835 | 832 | ||
836 | memset(sg_list, 0, sizeof(sg_list[0]) * SG_TABLESIZE); | 833 | memset(sg_list, 0, sizeof(sg_list[0]) * SG_TABLESIZE); |
837 | if (sg_offset) { | 834 | if (sg_offset) { |
@@ -894,7 +891,7 @@ static int i2o_cfg_passthru(unsigned long arg) | |||
894 | } | 891 | } |
895 | } | 892 | } |
896 | 893 | ||
897 | rcode = i2o_msg_post_wait(c, m, 60); | 894 | rcode = i2o_msg_post_wait(c, msg, 60); |
898 | if (rcode) | 895 | if (rcode) |
899 | goto sg_list_cleanup; | 896 | goto sg_list_cleanup; |
900 | 897 | ||
diff --git a/drivers/message/i2o/i2o_scsi.c b/drivers/message/i2o/i2o_scsi.c index 9f1744c3933b..7a784fd60804 100644 --- a/drivers/message/i2o/i2o_scsi.c +++ b/drivers/message/i2o/i2o_scsi.c | |||
@@ -510,8 +510,7 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, | |||
510 | struct i2o_controller *c; | 510 | struct i2o_controller *c; |
511 | struct i2o_device *i2o_dev; | 511 | struct i2o_device *i2o_dev; |
512 | int tid; | 512 | int tid; |
513 | struct i2o_message __iomem *msg; | 513 | struct i2o_message *msg; |
514 | u32 m; | ||
515 | /* | 514 | /* |
516 | * ENABLE_DISCONNECT | 515 | * ENABLE_DISCONNECT |
517 | * SIMPLE_TAG | 516 | * SIMPLE_TAG |
@@ -519,7 +518,7 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, | |||
519 | */ | 518 | */ |
520 | u32 scsi_flags = 0x20a00000; | 519 | u32 scsi_flags = 0x20a00000; |
521 | u32 sgl_offset; | 520 | u32 sgl_offset; |
522 | u32 __iomem *mptr; | 521 | u32 *mptr; |
523 | u32 cmd = I2O_CMD_SCSI_EXEC << 24; | 522 | u32 cmd = I2O_CMD_SCSI_EXEC << 24; |
524 | int rc = 0; | 523 | int rc = 0; |
525 | 524 | ||
@@ -576,8 +575,8 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, | |||
576 | * throw it back to the scsi layer | 575 | * throw it back to the scsi layer |
577 | */ | 576 | */ |
578 | 577 | ||
579 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 578 | msg = i2o_msg_get(c); |
580 | if (m == I2O_QUEUE_EMPTY) { | 579 | if (IS_ERR(msg)) { |
581 | rc = SCSI_MLQUEUE_HOST_BUSY; | 580 | rc = SCSI_MLQUEUE_HOST_BUSY; |
582 | goto exit; | 581 | goto exit; |
583 | } | 582 | } |
@@ -617,16 +616,16 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, | |||
617 | if (sgl_offset == SGL_OFFSET_10) | 616 | if (sgl_offset == SGL_OFFSET_10) |
618 | sgl_offset = SGL_OFFSET_12; | 617 | sgl_offset = SGL_OFFSET_12; |
619 | cmd = I2O_CMD_PRIVATE << 24; | 618 | cmd = I2O_CMD_PRIVATE << 24; |
620 | writel(I2O_VENDOR_DPT << 16 | I2O_CMD_SCSI_EXEC, mptr++); | 619 | *mptr++ = cpu_to_le32(I2O_VENDOR_DPT << 16 | I2O_CMD_SCSI_EXEC); |
621 | writel(adpt_flags | tid, mptr++); | 620 | *mptr++ = cpu_to_le32(adpt_flags | tid); |
622 | } | 621 | } |
623 | #endif | 622 | #endif |
624 | 623 | ||
625 | writel(cmd | HOST_TID << 12 | tid, &msg->u.head[1]); | 624 | msg->u.head[1] = cpu_to_le32(cmd | HOST_TID << 12 | tid); |
626 | writel(i2o_scsi_driver.context, &msg->u.s.icntxt); | 625 | msg->u.s.icntxt = cpu_to_le32(i2o_scsi_driver.context); |
627 | 626 | ||
628 | /* We want the SCSI control block back */ | 627 | /* We want the SCSI control block back */ |
629 | writel(i2o_cntxt_list_add(c, SCpnt), &msg->u.s.tcntxt); | 628 | msg->u.s.tcntxt = cpu_to_le32(i2o_cntxt_list_add(c, SCpnt)); |
630 | 629 | ||
631 | /* LSI_920_PCI_QUIRK | 630 | /* LSI_920_PCI_QUIRK |
632 | * | 631 | * |
@@ -649,15 +648,15 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, | |||
649 | } | 648 | } |
650 | */ | 649 | */ |
651 | 650 | ||
652 | writel(scsi_flags | SCpnt->cmd_len, mptr++); | 651 | *mptr++ = cpu_to_le32(scsi_flags | SCpnt->cmd_len); |
653 | 652 | ||
654 | /* Write SCSI command into the message - always 16 byte block */ | 653 | /* Write SCSI command into the message - always 16 byte block */ |
655 | memcpy_toio(mptr, SCpnt->cmnd, 16); | 654 | memcpy(mptr, SCpnt->cmnd, 16); |
656 | mptr += 4; | 655 | mptr += 4; |
657 | 656 | ||
658 | if (sgl_offset != SGL_OFFSET_0) { | 657 | if (sgl_offset != SGL_OFFSET_0) { |
659 | /* write size of data addressed by SGL */ | 658 | /* write size of data addressed by SGL */ |
660 | writel(SCpnt->request_bufflen, mptr++); | 659 | *mptr++ = cpu_to_le32(SCpnt->request_bufflen); |
661 | 660 | ||
662 | /* Now fill in the SGList and command */ | 661 | /* Now fill in the SGList and command */ |
663 | if (SCpnt->use_sg) { | 662 | if (SCpnt->use_sg) { |
@@ -676,11 +675,11 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, | |||
676 | } | 675 | } |
677 | 676 | ||
678 | /* Stick the headers on */ | 677 | /* Stick the headers on */ |
679 | writel(I2O_MESSAGE_SIZE(mptr - &msg->u.head[0]) | sgl_offset, | 678 | msg->u.head[0] = |
680 | &msg->u.head[0]); | 679 | cpu_to_le32(I2O_MESSAGE_SIZE(mptr - &msg->u.head[0]) | sgl_offset); |
681 | 680 | ||
682 | /* Queue the message */ | 681 | /* Queue the message */ |
683 | i2o_msg_post(c, m); | 682 | i2o_msg_post(c, msg); |
684 | 683 | ||
685 | osm_debug("Issued %ld\n", SCpnt->serial_number); | 684 | osm_debug("Issued %ld\n", SCpnt->serial_number); |
686 | 685 | ||
@@ -688,7 +687,7 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, | |||
688 | 687 | ||
689 | nomem: | 688 | nomem: |
690 | rc = -ENOMEM; | 689 | rc = -ENOMEM; |
691 | i2o_msg_nop(c, m); | 690 | i2o_msg_nop(c, msg); |
692 | 691 | ||
693 | exit: | 692 | exit: |
694 | return rc; | 693 | return rc; |
@@ -709,8 +708,7 @@ static int i2o_scsi_abort(struct scsi_cmnd *SCpnt) | |||
709 | { | 708 | { |
710 | struct i2o_device *i2o_dev; | 709 | struct i2o_device *i2o_dev; |
711 | struct i2o_controller *c; | 710 | struct i2o_controller *c; |
712 | struct i2o_message __iomem *msg; | 711 | struct i2o_message *msg; |
713 | u32 m; | ||
714 | int tid; | 712 | int tid; |
715 | int status = FAILED; | 713 | int status = FAILED; |
716 | 714 | ||
@@ -720,16 +718,16 @@ static int i2o_scsi_abort(struct scsi_cmnd *SCpnt) | |||
720 | c = i2o_dev->iop; | 718 | c = i2o_dev->iop; |
721 | tid = i2o_dev->lct_data.tid; | 719 | tid = i2o_dev->lct_data.tid; |
722 | 720 | ||
723 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 721 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
724 | if (m == I2O_QUEUE_EMPTY) | 722 | if (IS_ERR(msg)) |
725 | return SCSI_MLQUEUE_HOST_BUSY; | 723 | return SCSI_MLQUEUE_HOST_BUSY; |
726 | 724 | ||
727 | writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 725 | msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); |
728 | writel(I2O_CMD_SCSI_ABORT << 24 | HOST_TID << 12 | tid, | 726 | msg->u.head[1] = |
729 | &msg->u.head[1]); | 727 | cpu_to_le32(I2O_CMD_SCSI_ABORT << 24 | HOST_TID << 12 | tid); |
730 | writel(i2o_cntxt_list_get_ptr(c, SCpnt), &msg->body[0]); | 728 | msg->body[0] = cpu_to_le32(i2o_cntxt_list_get_ptr(c, SCpnt)); |
731 | 729 | ||
732 | if (i2o_msg_post_wait(c, m, I2O_TIMEOUT_SCSI_SCB_ABORT)) | 730 | if (i2o_msg_post_wait(c, msg, I2O_TIMEOUT_SCSI_SCB_ABORT)) |
733 | status = SUCCESS; | 731 | status = SUCCESS; |
734 | 732 | ||
735 | return status; | 733 | return status; |
diff --git a/drivers/message/i2o/iop.c b/drivers/message/i2o/iop.c index 4eb53258842e..f86abb42bf89 100644 --- a/drivers/message/i2o/iop.c +++ b/drivers/message/i2o/iop.c | |||
@@ -47,27 +47,6 @@ static struct i2o_dma i2o_systab; | |||
47 | static int i2o_hrt_get(struct i2o_controller *c); | 47 | static int i2o_hrt_get(struct i2o_controller *c); |
48 | 48 | ||
49 | /** | 49 | /** |
50 | * i2o_msg_nop - Returns a message which is not used | ||
51 | * @c: I2O controller from which the message was created | ||
52 | * @m: message which should be returned | ||
53 | * | ||
54 | * If you fetch a message via i2o_msg_get, and can't use it, you must | ||
55 | * return the message with this function. Otherwise the message frame | ||
56 | * is lost. | ||
57 | */ | ||
58 | void i2o_msg_nop(struct i2o_controller *c, u32 m) | ||
59 | { | ||
60 | struct i2o_message __iomem *msg = i2o_msg_in_to_virt(c, m); | ||
61 | |||
62 | writel(THREE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | ||
63 | writel(I2O_CMD_UTIL_NOP << 24 | HOST_TID << 12 | ADAPTER_TID, | ||
64 | &msg->u.head[1]); | ||
65 | writel(0, &msg->u.head[2]); | ||
66 | writel(0, &msg->u.head[3]); | ||
67 | i2o_msg_post(c, m); | ||
68 | }; | ||
69 | |||
70 | /** | ||
71 | * i2o_msg_get_wait - obtain an I2O message from the IOP | 50 | * i2o_msg_get_wait - obtain an I2O message from the IOP |
72 | * @c: I2O controller | 51 | * @c: I2O controller |
73 | * @msg: pointer to a I2O message pointer | 52 | * @msg: pointer to a I2O message pointer |
@@ -81,22 +60,21 @@ void i2o_msg_nop(struct i2o_controller *c, u32 m) | |||
81 | * address from the read port (see the i2o spec). If no message is | 60 | * address from the read port (see the i2o spec). If no message is |
82 | * available returns I2O_QUEUE_EMPTY and msg is leaved untouched. | 61 | * available returns I2O_QUEUE_EMPTY and msg is leaved untouched. |
83 | */ | 62 | */ |
84 | u32 i2o_msg_get_wait(struct i2o_controller *c, | 63 | struct i2o_message *i2o_msg_get_wait(struct i2o_controller *c, int wait) |
85 | struct i2o_message __iomem ** msg, int wait) | ||
86 | { | 64 | { |
87 | unsigned long timeout = jiffies + wait * HZ; | 65 | unsigned long timeout = jiffies + wait * HZ; |
88 | u32 m; | 66 | struct i2o_message *msg; |
89 | 67 | ||
90 | while ((m = i2o_msg_get(c, msg)) == I2O_QUEUE_EMPTY) { | 68 | while (IS_ERR(msg = i2o_msg_get(c))) { |
91 | if (time_after(jiffies, timeout)) { | 69 | if (time_after(jiffies, timeout)) { |
92 | osm_debug("%s: Timeout waiting for message frame.\n", | 70 | osm_debug("%s: Timeout waiting for message frame.\n", |
93 | c->name); | 71 | c->name); |
94 | return I2O_QUEUE_EMPTY; | 72 | return ERR_PTR(-ETIMEDOUT); |
95 | } | 73 | } |
96 | schedule_timeout_uninterruptible(1); | 74 | schedule_timeout_uninterruptible(1); |
97 | } | 75 | } |
98 | 76 | ||
99 | return m; | 77 | return msg; |
100 | }; | 78 | }; |
101 | 79 | ||
102 | #if BITS_PER_LONG == 64 | 80 | #if BITS_PER_LONG == 64 |
@@ -301,8 +279,7 @@ struct i2o_device *i2o_iop_find_device(struct i2o_controller *c, u16 tid) | |||
301 | */ | 279 | */ |
302 | static int i2o_iop_quiesce(struct i2o_controller *c) | 280 | static int i2o_iop_quiesce(struct i2o_controller *c) |
303 | { | 281 | { |
304 | struct i2o_message __iomem *msg; | 282 | struct i2o_message *msg; |
305 | u32 m; | ||
306 | i2o_status_block *sb = c->status_block.virt; | 283 | i2o_status_block *sb = c->status_block.virt; |
307 | int rc; | 284 | int rc; |
308 | 285 | ||
@@ -313,16 +290,17 @@ static int i2o_iop_quiesce(struct i2o_controller *c) | |||
313 | (sb->iop_state != ADAPTER_STATE_OPERATIONAL)) | 290 | (sb->iop_state != ADAPTER_STATE_OPERATIONAL)) |
314 | return 0; | 291 | return 0; |
315 | 292 | ||
316 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 293 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
317 | if (m == I2O_QUEUE_EMPTY) | 294 | if (IS_ERR(msg)) |
318 | return -ETIMEDOUT; | 295 | return PTR_ERR(msg); |
319 | 296 | ||
320 | writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 297 | msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); |
321 | writel(I2O_CMD_SYS_QUIESCE << 24 | HOST_TID << 12 | ADAPTER_TID, | 298 | msg->u.head[1] = |
322 | &msg->u.head[1]); | 299 | cpu_to_le32(I2O_CMD_SYS_QUIESCE << 24 | HOST_TID << 12 | |
300 | ADAPTER_TID); | ||
323 | 301 | ||
324 | /* Long timeout needed for quiesce if lots of devices */ | 302 | /* Long timeout needed for quiesce if lots of devices */ |
325 | if ((rc = i2o_msg_post_wait(c, m, 240))) | 303 | if ((rc = i2o_msg_post_wait(c, msg, 240))) |
326 | osm_info("%s: Unable to quiesce (status=%#x).\n", c->name, -rc); | 304 | osm_info("%s: Unable to quiesce (status=%#x).\n", c->name, -rc); |
327 | else | 305 | else |
328 | osm_debug("%s: Quiesced.\n", c->name); | 306 | osm_debug("%s: Quiesced.\n", c->name); |
@@ -342,8 +320,7 @@ static int i2o_iop_quiesce(struct i2o_controller *c) | |||
342 | */ | 320 | */ |
343 | static int i2o_iop_enable(struct i2o_controller *c) | 321 | static int i2o_iop_enable(struct i2o_controller *c) |
344 | { | 322 | { |
345 | struct i2o_message __iomem *msg; | 323 | struct i2o_message *msg; |
346 | u32 m; | ||
347 | i2o_status_block *sb = c->status_block.virt; | 324 | i2o_status_block *sb = c->status_block.virt; |
348 | int rc; | 325 | int rc; |
349 | 326 | ||
@@ -353,16 +330,17 @@ static int i2o_iop_enable(struct i2o_controller *c) | |||
353 | if (sb->iop_state != ADAPTER_STATE_READY) | 330 | if (sb->iop_state != ADAPTER_STATE_READY) |
354 | return -EINVAL; | 331 | return -EINVAL; |
355 | 332 | ||
356 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 333 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
357 | if (m == I2O_QUEUE_EMPTY) | 334 | if (IS_ERR(msg)) |
358 | return -ETIMEDOUT; | 335 | return PTR_ERR(msg); |
359 | 336 | ||
360 | writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 337 | msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); |
361 | writel(I2O_CMD_SYS_ENABLE << 24 | HOST_TID << 12 | ADAPTER_TID, | 338 | msg->u.head[1] = |
362 | &msg->u.head[1]); | 339 | cpu_to_le32(I2O_CMD_SYS_ENABLE << 24 | HOST_TID << 12 | |
340 | ADAPTER_TID); | ||
363 | 341 | ||
364 | /* How long of a timeout do we need? */ | 342 | /* How long of a timeout do we need? */ |
365 | if ((rc = i2o_msg_post_wait(c, m, 240))) | 343 | if ((rc = i2o_msg_post_wait(c, msg, 240))) |
366 | osm_err("%s: Could not enable (status=%#x).\n", c->name, -rc); | 344 | osm_err("%s: Could not enable (status=%#x).\n", c->name, -rc); |
367 | else | 345 | else |
368 | osm_debug("%s: Enabled.\n", c->name); | 346 | osm_debug("%s: Enabled.\n", c->name); |
@@ -413,22 +391,22 @@ static inline void i2o_iop_enable_all(void) | |||
413 | */ | 391 | */ |
414 | static int i2o_iop_clear(struct i2o_controller *c) | 392 | static int i2o_iop_clear(struct i2o_controller *c) |
415 | { | 393 | { |
416 | struct i2o_message __iomem *msg; | 394 | struct i2o_message *msg; |
417 | u32 m; | ||
418 | int rc; | 395 | int rc; |
419 | 396 | ||
420 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 397 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
421 | if (m == I2O_QUEUE_EMPTY) | 398 | if (IS_ERR(msg)) |
422 | return -ETIMEDOUT; | 399 | return PTR_ERR(msg); |
423 | 400 | ||
424 | /* Quiesce all IOPs first */ | 401 | /* Quiesce all IOPs first */ |
425 | i2o_iop_quiesce_all(); | 402 | i2o_iop_quiesce_all(); |
426 | 403 | ||
427 | writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 404 | msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); |
428 | writel(I2O_CMD_ADAPTER_CLEAR << 24 | HOST_TID << 12 | ADAPTER_TID, | 405 | msg->u.head[1] = |
429 | &msg->u.head[1]); | 406 | cpu_to_le32(I2O_CMD_ADAPTER_CLEAR << 24 | HOST_TID << 12 | |
407 | ADAPTER_TID); | ||
430 | 408 | ||
431 | if ((rc = i2o_msg_post_wait(c, m, 30))) | 409 | if ((rc = i2o_msg_post_wait(c, msg, 30))) |
432 | osm_info("%s: Unable to clear (status=%#x).\n", c->name, -rc); | 410 | osm_info("%s: Unable to clear (status=%#x).\n", c->name, -rc); |
433 | else | 411 | else |
434 | osm_debug("%s: Cleared.\n", c->name); | 412 | osm_debug("%s: Cleared.\n", c->name); |
@@ -446,13 +424,13 @@ static int i2o_iop_clear(struct i2o_controller *c) | |||
446 | * Clear and (re)initialize IOP's outbound queue and post the message | 424 | * Clear and (re)initialize IOP's outbound queue and post the message |
447 | * frames to the IOP. | 425 | * frames to the IOP. |
448 | * | 426 | * |
449 | * Returns 0 on success or a negative errno code on failure. | 427 | * Returns 0 on success or negative error code on failure. |
450 | */ | 428 | */ |
451 | static int i2o_iop_init_outbound_queue(struct i2o_controller *c) | 429 | static int i2o_iop_init_outbound_queue(struct i2o_controller *c) |
452 | { | 430 | { |
453 | volatile u8 *status = c->status.virt; | ||
454 | u32 m; | 431 | u32 m; |
455 | struct i2o_message __iomem *msg; | 432 | volatile u8 *status = c->status.virt; |
433 | struct i2o_message *msg; | ||
456 | ulong timeout; | 434 | ulong timeout; |
457 | int i; | 435 | int i; |
458 | 436 | ||
@@ -460,23 +438,24 @@ static int i2o_iop_init_outbound_queue(struct i2o_controller *c) | |||
460 | 438 | ||
461 | memset(c->status.virt, 0, 4); | 439 | memset(c->status.virt, 0, 4); |
462 | 440 | ||
463 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 441 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
464 | if (m == I2O_QUEUE_EMPTY) | 442 | if (IS_ERR(msg)) |
465 | return -ETIMEDOUT; | 443 | return PTR_ERR(msg); |
466 | 444 | ||
467 | writel(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6, &msg->u.head[0]); | 445 | msg->u.head[0] = cpu_to_le32(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6); |
468 | writel(I2O_CMD_OUTBOUND_INIT << 24 | HOST_TID << 12 | ADAPTER_TID, | 446 | msg->u.head[1] = |
469 | &msg->u.head[1]); | 447 | cpu_to_le32(I2O_CMD_OUTBOUND_INIT << 24 | HOST_TID << 12 | |
470 | writel(i2o_exec_driver.context, &msg->u.s.icntxt); | 448 | ADAPTER_TID); |
471 | writel(0x00000000, &msg->u.s.tcntxt); | 449 | msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); |
472 | writel(PAGE_SIZE, &msg->body[0]); | 450 | msg->u.s.tcntxt = cpu_to_le32(0x00000000); |
451 | msg->body[0] = cpu_to_le32(PAGE_SIZE); | ||
473 | /* Outbound msg frame size in words and Initcode */ | 452 | /* Outbound msg frame size in words and Initcode */ |
474 | writel(I2O_OUTBOUND_MSG_FRAME_SIZE << 16 | 0x80, &msg->body[1]); | 453 | msg->body[1] = cpu_to_le32(I2O_OUTBOUND_MSG_FRAME_SIZE << 16 | 0x80); |
475 | writel(0xd0000004, &msg->body[2]); | 454 | msg->body[2] = cpu_to_le32(0xd0000004); |
476 | writel(i2o_dma_low(c->status.phys), &msg->body[3]); | 455 | msg->body[3] = cpu_to_le32(i2o_dma_low(c->status.phys)); |
477 | writel(i2o_dma_high(c->status.phys), &msg->body[4]); | 456 | msg->body[4] = cpu_to_le32(i2o_dma_high(c->status.phys)); |
478 | 457 | ||
479 | i2o_msg_post(c, m); | 458 | i2o_msg_post(c, msg); |
480 | 459 | ||
481 | timeout = jiffies + I2O_TIMEOUT_INIT_OUTBOUND_QUEUE * HZ; | 460 | timeout = jiffies + I2O_TIMEOUT_INIT_OUTBOUND_QUEUE * HZ; |
482 | while (*status <= I2O_CMD_IN_PROGRESS) { | 461 | while (*status <= I2O_CMD_IN_PROGRESS) { |
@@ -511,34 +490,34 @@ static int i2o_iop_init_outbound_queue(struct i2o_controller *c) | |||
511 | static int i2o_iop_reset(struct i2o_controller *c) | 490 | static int i2o_iop_reset(struct i2o_controller *c) |
512 | { | 491 | { |
513 | volatile u8 *status = c->status.virt; | 492 | volatile u8 *status = c->status.virt; |
514 | struct i2o_message __iomem *msg; | 493 | struct i2o_message *msg; |
515 | u32 m; | ||
516 | unsigned long timeout; | 494 | unsigned long timeout; |
517 | i2o_status_block *sb = c->status_block.virt; | 495 | i2o_status_block *sb = c->status_block.virt; |
518 | int rc = 0; | 496 | int rc = 0; |
519 | 497 | ||
520 | osm_debug("%s: Resetting controller\n", c->name); | 498 | osm_debug("%s: Resetting controller\n", c->name); |
521 | 499 | ||
522 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 500 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
523 | if (m == I2O_QUEUE_EMPTY) | 501 | if (IS_ERR(msg)) |
524 | return -ETIMEDOUT; | 502 | return PTR_ERR(msg); |
525 | 503 | ||
526 | memset(c->status_block.virt, 0, 8); | 504 | memset(c->status_block.virt, 0, 8); |
527 | 505 | ||
528 | /* Quiesce all IOPs first */ | 506 | /* Quiesce all IOPs first */ |
529 | i2o_iop_quiesce_all(); | 507 | i2o_iop_quiesce_all(); |
530 | 508 | ||
531 | writel(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 509 | msg->u.head[0] = cpu_to_le32(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_0); |
532 | writel(I2O_CMD_ADAPTER_RESET << 24 | HOST_TID << 12 | ADAPTER_TID, | 510 | msg->u.head[1] = |
533 | &msg->u.head[1]); | 511 | cpu_to_le32(I2O_CMD_ADAPTER_RESET << 24 | HOST_TID << 12 | |
534 | writel(i2o_exec_driver.context, &msg->u.s.icntxt); | 512 | ADAPTER_TID); |
535 | writel(0, &msg->u.s.tcntxt); //FIXME: use reasonable transaction context | 513 | msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); |
536 | writel(0, &msg->body[0]); | 514 | msg->u.s.tcntxt = cpu_to_le32(0x00000000); |
537 | writel(0, &msg->body[1]); | 515 | msg->body[0] = cpu_to_le32(0x00000000); |
538 | writel(i2o_dma_low(c->status.phys), &msg->body[2]); | 516 | msg->body[1] = cpu_to_le32(0x00000000); |
539 | writel(i2o_dma_high(c->status.phys), &msg->body[3]); | 517 | msg->body[2] = cpu_to_le32(i2o_dma_low(c->status.phys)); |
518 | msg->body[3] = cpu_to_le32(i2o_dma_high(c->status.phys)); | ||
540 | 519 | ||
541 | i2o_msg_post(c, m); | 520 | i2o_msg_post(c, msg); |
542 | 521 | ||
543 | /* Wait for a reply */ | 522 | /* Wait for a reply */ |
544 | timeout = jiffies + I2O_TIMEOUT_RESET * HZ; | 523 | timeout = jiffies + I2O_TIMEOUT_RESET * HZ; |
@@ -567,18 +546,15 @@ static int i2o_iop_reset(struct i2o_controller *c) | |||
567 | osm_debug("%s: Reset in progress, waiting for reboot...\n", | 546 | osm_debug("%s: Reset in progress, waiting for reboot...\n", |
568 | c->name); | 547 | c->name); |
569 | 548 | ||
570 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_RESET); | 549 | while (IS_ERR(msg = i2o_msg_get_wait(c, I2O_TIMEOUT_RESET))) { |
571 | while (m == I2O_QUEUE_EMPTY) { | ||
572 | if (time_after(jiffies, timeout)) { | 550 | if (time_after(jiffies, timeout)) { |
573 | osm_err("%s: IOP reset timeout.\n", c->name); | 551 | osm_err("%s: IOP reset timeout.\n", c->name); |
574 | rc = -ETIMEDOUT; | 552 | rc = PTR_ERR(msg); |
575 | goto exit; | 553 | goto exit; |
576 | } | 554 | } |
577 | schedule_timeout_uninterruptible(1); | 555 | schedule_timeout_uninterruptible(1); |
578 | |||
579 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_RESET); | ||
580 | } | 556 | } |
581 | i2o_msg_nop(c, m); | 557 | i2o_msg_nop(c, msg); |
582 | 558 | ||
583 | /* from here all quiesce commands are safe */ | 559 | /* from here all quiesce commands are safe */ |
584 | c->no_quiesce = 0; | 560 | c->no_quiesce = 0; |
@@ -686,8 +662,7 @@ static int i2o_iop_activate(struct i2o_controller *c) | |||
686 | */ | 662 | */ |
687 | static int i2o_iop_systab_set(struct i2o_controller *c) | 663 | static int i2o_iop_systab_set(struct i2o_controller *c) |
688 | { | 664 | { |
689 | struct i2o_message __iomem *msg; | 665 | struct i2o_message *msg; |
690 | u32 m; | ||
691 | i2o_status_block *sb = c->status_block.virt; | 666 | i2o_status_block *sb = c->status_block.virt; |
692 | struct device *dev = &c->pdev->dev; | 667 | struct device *dev = &c->pdev->dev; |
693 | struct resource *root; | 668 | struct resource *root; |
@@ -735,20 +710,21 @@ static int i2o_iop_systab_set(struct i2o_controller *c) | |||
735 | } | 710 | } |
736 | } | 711 | } |
737 | 712 | ||
738 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 713 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
739 | if (m == I2O_QUEUE_EMPTY) | 714 | if (IS_ERR(msg)) |
740 | return -ETIMEDOUT; | 715 | return PTR_ERR(msg); |
741 | 716 | ||
742 | i2o_systab.phys = dma_map_single(dev, i2o_systab.virt, i2o_systab.len, | 717 | i2o_systab.phys = dma_map_single(dev, i2o_systab.virt, i2o_systab.len, |
743 | PCI_DMA_TODEVICE); | 718 | PCI_DMA_TODEVICE); |
744 | if (!i2o_systab.phys) { | 719 | if (!i2o_systab.phys) { |
745 | i2o_msg_nop(c, m); | 720 | i2o_msg_nop(c, msg); |
746 | return -ENOMEM; | 721 | return -ENOMEM; |
747 | } | 722 | } |
748 | 723 | ||
749 | writel(I2O_MESSAGE_SIZE(12) | SGL_OFFSET_6, &msg->u.head[0]); | 724 | msg->u.head[0] = cpu_to_le32(I2O_MESSAGE_SIZE(12) | SGL_OFFSET_6); |
750 | writel(I2O_CMD_SYS_TAB_SET << 24 | HOST_TID << 12 | ADAPTER_TID, | 725 | msg->u.head[1] = |
751 | &msg->u.head[1]); | 726 | cpu_to_le32(I2O_CMD_SYS_TAB_SET << 24 | HOST_TID << 12 | |
727 | ADAPTER_TID); | ||
752 | 728 | ||
753 | /* | 729 | /* |
754 | * Provide three SGL-elements: | 730 | * Provide three SGL-elements: |
@@ -760,16 +736,16 @@ static int i2o_iop_systab_set(struct i2o_controller *c) | |||
760 | * same table to everyone. We have to go remap it for them all | 736 | * same table to everyone. We have to go remap it for them all |
761 | */ | 737 | */ |
762 | 738 | ||
763 | writel(c->unit + 2, &msg->body[0]); | 739 | msg->body[0] = cpu_to_le32(c->unit + 2); |
764 | writel(0, &msg->body[1]); | 740 | msg->body[1] = cpu_to_le32(0x00000000); |
765 | writel(0x54000000 | i2o_systab.len, &msg->body[2]); | 741 | msg->body[2] = cpu_to_le32(0x54000000 | i2o_systab.len); |
766 | writel(i2o_systab.phys, &msg->body[3]); | 742 | msg->body[3] = cpu_to_le32(i2o_systab.phys); |
767 | writel(0x54000000 | sb->current_mem_size, &msg->body[4]); | 743 | msg->body[4] = cpu_to_le32(0x54000000 | sb->current_mem_size); |
768 | writel(sb->current_mem_base, &msg->body[5]); | 744 | msg->body[5] = cpu_to_le32(sb->current_mem_base); |
769 | writel(0xd4000000 | sb->current_io_size, &msg->body[6]); | 745 | msg->body[6] = cpu_to_le32(0xd4000000 | sb->current_io_size); |
770 | writel(sb->current_io_base, &msg->body[6]); | 746 | msg->body[6] = cpu_to_le32(sb->current_io_base); |
771 | 747 | ||
772 | rc = i2o_msg_post_wait(c, m, 120); | 748 | rc = i2o_msg_post_wait(c, msg, 120); |
773 | 749 | ||
774 | dma_unmap_single(dev, i2o_systab.phys, i2o_systab.len, | 750 | dma_unmap_single(dev, i2o_systab.phys, i2o_systab.len, |
775 | PCI_DMA_TODEVICE); | 751 | PCI_DMA_TODEVICE); |
@@ -952,30 +928,30 @@ static int i2o_parse_hrt(struct i2o_controller *c) | |||
952 | */ | 928 | */ |
953 | int i2o_status_get(struct i2o_controller *c) | 929 | int i2o_status_get(struct i2o_controller *c) |
954 | { | 930 | { |
955 | struct i2o_message __iomem *msg; | 931 | struct i2o_message *msg; |
956 | u32 m; | ||
957 | volatile u8 *status_block; | 932 | volatile u8 *status_block; |
958 | unsigned long timeout; | 933 | unsigned long timeout; |
959 | 934 | ||
960 | status_block = (u8 *) c->status_block.virt; | 935 | status_block = (u8 *) c->status_block.virt; |
961 | memset(c->status_block.virt, 0, sizeof(i2o_status_block)); | 936 | memset(c->status_block.virt, 0, sizeof(i2o_status_block)); |
962 | 937 | ||
963 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 938 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
964 | if (m == I2O_QUEUE_EMPTY) | 939 | if (IS_ERR(msg)) |
965 | return -ETIMEDOUT; | 940 | return PTR_ERR(msg); |
966 | 941 | ||
967 | writel(NINE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 942 | msg->u.head[0] = cpu_to_le32(NINE_WORD_MSG_SIZE | SGL_OFFSET_0); |
968 | writel(I2O_CMD_STATUS_GET << 24 | HOST_TID << 12 | ADAPTER_TID, | 943 | msg->u.head[1] = |
969 | &msg->u.head[1]); | 944 | cpu_to_le32(I2O_CMD_STATUS_GET << 24 | HOST_TID << 12 | |
970 | writel(i2o_exec_driver.context, &msg->u.s.icntxt); | 945 | ADAPTER_TID); |
971 | writel(0, &msg->u.s.tcntxt); // FIXME: use resonable transaction context | 946 | msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); |
972 | writel(0, &msg->body[0]); | 947 | msg->u.s.tcntxt = cpu_to_le32(0x00000000); |
973 | writel(0, &msg->body[1]); | 948 | msg->body[0] = cpu_to_le32(0x00000000); |
974 | writel(i2o_dma_low(c->status_block.phys), &msg->body[2]); | 949 | msg->body[1] = cpu_to_le32(0x00000000); |
975 | writel(i2o_dma_high(c->status_block.phys), &msg->body[3]); | 950 | msg->body[2] = cpu_to_le32(i2o_dma_low(c->status_block.phys)); |
976 | writel(sizeof(i2o_status_block), &msg->body[4]); /* always 88 bytes */ | 951 | msg->body[3] = cpu_to_le32(i2o_dma_high(c->status_block.phys)); |
952 | msg->body[4] = cpu_to_le32(sizeof(i2o_status_block)); /* always 88 bytes */ | ||
977 | 953 | ||
978 | i2o_msg_post(c, m); | 954 | i2o_msg_post(c, msg); |
979 | 955 | ||
980 | /* Wait for a reply */ | 956 | /* Wait for a reply */ |
981 | timeout = jiffies + I2O_TIMEOUT_STATUS_GET * HZ; | 957 | timeout = jiffies + I2O_TIMEOUT_STATUS_GET * HZ; |
@@ -1013,20 +989,20 @@ static int i2o_hrt_get(struct i2o_controller *c) | |||
1013 | struct device *dev = &c->pdev->dev; | 989 | struct device *dev = &c->pdev->dev; |
1014 | 990 | ||
1015 | for (i = 0; i < I2O_HRT_GET_TRIES; i++) { | 991 | for (i = 0; i < I2O_HRT_GET_TRIES; i++) { |
1016 | struct i2o_message __iomem *msg; | 992 | struct i2o_message *msg; |
1017 | u32 m; | ||
1018 | 993 | ||
1019 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 994 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
1020 | if (m == I2O_QUEUE_EMPTY) | 995 | if (IS_ERR(msg)) |
1021 | return -ETIMEDOUT; | 996 | return PTR_ERR(msg); |
1022 | 997 | ||
1023 | writel(SIX_WORD_MSG_SIZE | SGL_OFFSET_4, &msg->u.head[0]); | 998 | msg->u.head[0] = cpu_to_le32(SIX_WORD_MSG_SIZE | SGL_OFFSET_4); |
1024 | writel(I2O_CMD_HRT_GET << 24 | HOST_TID << 12 | ADAPTER_TID, | 999 | msg->u.head[1] = |
1025 | &msg->u.head[1]); | 1000 | cpu_to_le32(I2O_CMD_HRT_GET << 24 | HOST_TID << 12 | |
1026 | writel(0xd0000000 | c->hrt.len, &msg->body[0]); | 1001 | ADAPTER_TID); |
1027 | writel(c->hrt.phys, &msg->body[1]); | 1002 | msg->body[0] = cpu_to_le32(0xd0000000 | c->hrt.len); |
1003 | msg->body[1] = cpu_to_le32(c->hrt.phys); | ||
1028 | 1004 | ||
1029 | rc = i2o_msg_post_wait_mem(c, m, 20, &c->hrt); | 1005 | rc = i2o_msg_post_wait_mem(c, msg, 20, &c->hrt); |
1030 | 1006 | ||
1031 | if (rc < 0) { | 1007 | if (rc < 0) { |
1032 | osm_err("%s: Unable to get HRT (status=%#x)\n", c->name, | 1008 | osm_err("%s: Unable to get HRT (status=%#x)\n", c->name, |
@@ -1056,6 +1032,7 @@ static int i2o_hrt_get(struct i2o_controller *c) | |||
1056 | */ | 1032 | */ |
1057 | void i2o_iop_free(struct i2o_controller *c) | 1033 | void i2o_iop_free(struct i2o_controller *c) |
1058 | { | 1034 | { |
1035 | i2o_pool_free(&c->in_msg); | ||
1059 | kfree(c); | 1036 | kfree(c); |
1060 | }; | 1037 | }; |
1061 | 1038 | ||
@@ -1080,7 +1057,7 @@ static struct class *i2o_controller_class; | |||
1080 | * i2o_iop_alloc - Allocate and initialize a i2o_controller struct | 1057 | * i2o_iop_alloc - Allocate and initialize a i2o_controller struct |
1081 | * | 1058 | * |
1082 | * Allocate the necessary memory for a i2o_controller struct and | 1059 | * Allocate the necessary memory for a i2o_controller struct and |
1083 | * initialize the lists. | 1060 | * initialize the lists and message mempool. |
1084 | * | 1061 | * |
1085 | * Returns a pointer to the I2O controller or a negative error code on | 1062 | * Returns a pointer to the I2O controller or a negative error code on |
1086 | * failure. | 1063 | * failure. |
@@ -1089,6 +1066,7 @@ struct i2o_controller *i2o_iop_alloc(void) | |||
1089 | { | 1066 | { |
1090 | static int unit = 0; /* 0 and 1 are NULL IOP and Local Host */ | 1067 | static int unit = 0; /* 0 and 1 are NULL IOP and Local Host */ |
1091 | struct i2o_controller *c; | 1068 | struct i2o_controller *c; |
1069 | char poolname[32]; | ||
1092 | 1070 | ||
1093 | c = kmalloc(sizeof(*c), GFP_KERNEL); | 1071 | c = kmalloc(sizeof(*c), GFP_KERNEL); |
1094 | if (!c) { | 1072 | if (!c) { |
@@ -1098,11 +1076,20 @@ struct i2o_controller *i2o_iop_alloc(void) | |||
1098 | } | 1076 | } |
1099 | memset(c, 0, sizeof(*c)); | 1077 | memset(c, 0, sizeof(*c)); |
1100 | 1078 | ||
1079 | c->unit = unit++; | ||
1080 | sprintf(c->name, "iop%d", c->unit); | ||
1081 | |||
1082 | snprintf(poolname, sizeof(poolname), "i2o_%s_msg_inpool", c->name); | ||
1083 | if (i2o_pool_alloc | ||
1084 | (&c->in_msg, poolname, I2O_INBOUND_MSG_FRAME_SIZE * 4, | ||
1085 | I2O_MSG_INPOOL_MIN)) { | ||
1086 | kfree(c); | ||
1087 | return ERR_PTR(-ENOMEM); | ||
1088 | }; | ||
1089 | |||
1101 | INIT_LIST_HEAD(&c->devices); | 1090 | INIT_LIST_HEAD(&c->devices); |
1102 | spin_lock_init(&c->lock); | 1091 | spin_lock_init(&c->lock); |
1103 | init_MUTEX(&c->lct_lock); | 1092 | init_MUTEX(&c->lct_lock); |
1104 | c->unit = unit++; | ||
1105 | sprintf(c->name, "iop%d", c->unit); | ||
1106 | 1093 | ||
1107 | device_initialize(&c->device); | 1094 | device_initialize(&c->device); |
1108 | 1095 | ||
@@ -1199,28 +1186,27 @@ int i2o_iop_add(struct i2o_controller *c) | |||
1199 | * is waited for, or expected. If you do not want further notifications, | 1186 | * is waited for, or expected. If you do not want further notifications, |
1200 | * call the i2o_event_register again with a evt_mask of 0. | 1187 | * call the i2o_event_register again with a evt_mask of 0. |
1201 | * | 1188 | * |
1202 | * Returns 0 on success or -ETIMEDOUT if no message could be fetched for | 1189 | * Returns 0 on success or negative error code on failure. |
1203 | * sending the request. | ||
1204 | */ | 1190 | */ |
1205 | int i2o_event_register(struct i2o_device *dev, struct i2o_driver *drv, | 1191 | int i2o_event_register(struct i2o_device *dev, struct i2o_driver *drv, |
1206 | int tcntxt, u32 evt_mask) | 1192 | int tcntxt, u32 evt_mask) |
1207 | { | 1193 | { |
1208 | struct i2o_controller *c = dev->iop; | 1194 | struct i2o_controller *c = dev->iop; |
1209 | struct i2o_message __iomem *msg; | 1195 | struct i2o_message *msg; |
1210 | u32 m; | ||
1211 | 1196 | ||
1212 | m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); | 1197 | msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); |
1213 | if (m == I2O_QUEUE_EMPTY) | 1198 | if (IS_ERR(msg)) |
1214 | return -ETIMEDOUT; | 1199 | return PTR_ERR(msg); |
1215 | 1200 | ||
1216 | writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); | 1201 | msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); |
1217 | writel(I2O_CMD_UTIL_EVT_REGISTER << 24 | HOST_TID << 12 | dev->lct_data. | 1202 | msg->u.head[1] = |
1218 | tid, &msg->u.head[1]); | 1203 | cpu_to_le32(I2O_CMD_UTIL_EVT_REGISTER << 24 | HOST_TID << 12 | dev-> |
1219 | writel(drv->context, &msg->u.s.icntxt); | 1204 | lct_data.tid); |
1220 | writel(tcntxt, &msg->u.s.tcntxt); | 1205 | msg->u.s.icntxt = cpu_to_le32(drv->context); |
1221 | writel(evt_mask, &msg->body[0]); | 1206 | msg->u.s.tcntxt = cpu_to_le32(tcntxt); |
1207 | msg->body[0] = cpu_to_le32(evt_mask); | ||
1222 | 1208 | ||
1223 | i2o_msg_post(c, m); | 1209 | i2o_msg_post(c, msg); |
1224 | 1210 | ||
1225 | return 0; | 1211 | return 0; |
1226 | }; | 1212 | }; |
diff --git a/drivers/message/i2o/pci.c b/drivers/message/i2o/pci.c index ee7075fa1ec3..329d482eee81 100644 --- a/drivers/message/i2o/pci.c +++ b/drivers/message/i2o/pci.c | |||
@@ -483,4 +483,5 @@ void __exit i2o_pci_exit(void) | |||
483 | { | 483 | { |
484 | pci_unregister_driver(&i2o_pci_driver); | 484 | pci_unregister_driver(&i2o_pci_driver); |
485 | }; | 485 | }; |
486 | |||
486 | MODULE_DEVICE_TABLE(pci, i2o_pci_ids); | 487 | MODULE_DEVICE_TABLE(pci, i2o_pci_ids); |