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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-11 11:44:25 -0800 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-11 11:44:25 -0800 |
commit | 5f0b1437e0708772b6fecae5900c01c3b5f9b512 (patch) | |
tree | bcd923e305345178bc162ed8560d56a3af197224 /drivers/scsi/aacraid/rkt.c | |
parent | 574009c1a895aeeb85eaab29c235d75852b09eb8 (diff) | |
parent | 81b7bbd1932a04869d4c8635a75222dfc6089f96 (diff) | |
download | blackbird-op-linux-5f0b1437e0708772b6fecae5900c01c3b5f9b512.tar.gz blackbird-op-linux-5f0b1437e0708772b6fecae5900c01c3b5f9b512.zip |
Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (97 commits)
[SCSI] zfcp: removed wrong comment
[SCSI] zfcp: use of uninitialized variable
[SCSI] zfcp: Invalid locking order
[SCSI] aic79xx: use dma_get_required_mask()
[SCSI] aic79xx: fix bracket mismatch in unused macro
[SCSI] BusLogic: Replace 'boolean' by 'bool'
[SCSI] advansys: clean up warnings
[SCSI] 53c7xx: brackets fix in uncompiled code
[SCSI] nsp_cs: remove old scsi code
[SCSI] aic79xx: make ahd_match_scb() static
[SCSI] DAC960: kmalloc->kzalloc/Casting cleanups
[SCSI] scsi_kmap_atomic_sg(): check that local irqs are disabled
[SCSI] Buslogic: local_irq_disable() is redundant after local_irq_save()
[SCSI] aic94xx: update for v28 firmware
[SCSI] scsi_error: Fix lost EH commands
[SCSI] aic94xx: Add default bus reset handler
[SCSI] aic94xx: Remove TMF result code munging
[SCSI] libsas: Add an LU reset mechanism to the error handler
[SCSI] libsas: Don't BUG when connecting two expanders via wide port
[SCSI] st: fix Tape dies if wrong block size used, bug 7919
...
Diffstat (limited to 'drivers/scsi/aacraid/rkt.c')
-rw-r--r-- | drivers/scsi/aacraid/rkt.c | 64 |
1 files changed, 36 insertions, 28 deletions
diff --git a/drivers/scsi/aacraid/rkt.c b/drivers/scsi/aacraid/rkt.c index 643f23b5ded8..d953c3fe998a 100644 --- a/drivers/scsi/aacraid/rkt.c +++ b/drivers/scsi/aacraid/rkt.c @@ -34,6 +34,40 @@ #include "aacraid.h" +#define AAC_NUM_IO_FIB_RKT (246 - AAC_NUM_MGT_FIB) + +/** + * aac_rkt_select_comm - Select communications method + * @dev: Adapter + * @comm: communications method + */ + +static int aac_rkt_select_comm(struct aac_dev *dev, int comm) +{ + int retval; + extern int aac_rx_select_comm(struct aac_dev *dev, int comm); + retval = aac_rx_select_comm(dev, comm); + if (comm == AAC_COMM_MESSAGE) { + /* + * FIB Setup has already been done, but we can minimize the + * damage by at least ensuring the OS never issues more + * commands than we can handle. The Rocket adapters currently + * can only handle 246 commands and 8 AIFs at the same time, + * and in fact do notify us accordingly if we negotiate the + * FIB size. The problem that causes us to add this check is + * to ensure that we do not overdo it with the adapter when a + * hard coded FIB override is being utilized. This special + * case warrants this half baked, but convenient, check here. + */ + if (dev->scsi_host_ptr->can_queue > AAC_NUM_IO_FIB_RKT) { + dev->init->MaxIoCommands = + cpu_to_le32(AAC_NUM_IO_FIB_RKT + AAC_NUM_MGT_FIB); + dev->scsi_host_ptr->can_queue = AAC_NUM_IO_FIB_RKT; + } + } + return retval; +} + /** * aac_rkt_ioremap * @size: mapping resize request @@ -63,39 +97,13 @@ static int aac_rkt_ioremap(struct aac_dev * dev, u32 size) int aac_rkt_init(struct aac_dev *dev) { - int retval; extern int _aac_rx_init(struct aac_dev *dev); - extern void aac_rx_start_adapter(struct aac_dev *dev); /* * Fill in the function dispatch table. */ dev->a_ops.adapter_ioremap = aac_rkt_ioremap; + dev->a_ops.adapter_comm = aac_rkt_select_comm; - retval = _aac_rx_init(dev); - if (retval) - return retval; - if (dev->new_comm_interface) { - /* - * FIB Setup has already been done, but we can minimize the - * damage by at least ensuring the OS never issues more - * commands than we can handle. The Rocket adapters currently - * can only handle 246 commands and 8 AIFs at the same time, - * and in fact do notify us accordingly if we negotiate the - * FIB size. The problem that causes us to add this check is - * to ensure that we do not overdo it with the adapter when a - * hard coded FIB override is being utilized. This special - * case warrants this half baked, but convenient, check here. - */ - if (dev->scsi_host_ptr->can_queue > (246 - AAC_NUM_MGT_FIB)) { - dev->init->MaxIoCommands = cpu_to_le32(246); - dev->scsi_host_ptr->can_queue = 246 - AAC_NUM_MGT_FIB; - } - } - /* - * Tell the adapter that all is configured, and it can start - * accepting requests - */ - aac_rx_start_adapter(dev); - return 0; + return _aac_rx_init(dev); } |