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[SCSI] fusion - Greater than 255 target and lun support

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Add support for greater than 255 target and luns.
Kill the hd->Target[] field, and change all references
of bus_id/target_id, to channel/id.

Signed-off-by: Eric Moore <Eric.Moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Eric Moore
2007-01-29 09:42:20 -07:00
committed by James Bottomley
parent 502c62f17a
commit 793955f549
9 changed files with 379 additions and 476 deletions
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29
drivers/message/fusion/mptbase.c
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@@ -82,6 +82,10 @@ static int mpt_msi_enable;
module_param(mpt_msi_enable, int, 0);
MODULE_PARM_DESC(mpt_msi_enable, " MSI Support Enable (default=0)");
static int mpt_channel_mapping;
module_param(mpt_channel_mapping, int, 0);
MODULE_PARM_DESC(mpt_channel_mapping, " Mapping id's to channels (default=0)");
#ifdef MFCNT
static int mfcounter = 0;
#define PRINT_MF_COUNT 20000
@@ -2505,6 +2509,7 @@ GetPortFacts(MPT_ADAPTER *ioc, int portnum, int sleepFlag)
int ii;
int req_sz;
int reply_sz;
int max_id;
/* IOC *must* NOT be in RESET state! */
if (ioc->last_state == MPI_IOC_STATE_RESET) {
@@ -2552,6 +2557,21 @@ GetPortFacts(MPT_ADAPTER *ioc, int portnum, int sleepFlag)
pfacts->MaxPersistentIDs = le16_to_cpu(pfacts->MaxPersistentIDs);
pfacts->MaxLanBuckets = le16_to_cpu(pfacts->MaxLanBuckets);
max_id = (ioc->bus_type == SAS) ? pfacts->PortSCSIID :
pfacts->MaxDevices;
ioc->devices_per_bus = (max_id > 255) ? 256 : max_id;
ioc->number_of_buses = (ioc->devices_per_bus < 256) ? 1 : max_id/256;
/*
* Place all the devices on channels
*
* (for debuging)
*/
if (mpt_channel_mapping) {
ioc->devices_per_bus = 1;
ioc->number_of_buses = (max_id > 255) ? 255 : max_id;
}
return 0;
}
@@ -2592,13 +2612,8 @@ SendIocInit(MPT_ADAPTER *ioc, int sleepFlag)
ddlprintk((MYIOC_s_INFO_FMT "upload_fw %d facts.Flags=%x\n",
ioc->name, ioc->upload_fw, ioc->facts.Flags));
if(ioc->bus_type == SAS)
ioc_init.MaxDevices = ioc->facts.MaxDevices;
else if(ioc->bus_type == FC)
ioc_init.MaxDevices = MPT_MAX_FC_DEVICES;
else
ioc_init.MaxDevices = MPT_MAX_SCSI_DEVICES;
ioc_init.MaxBuses = MPT_MAX_BUS;
ioc_init.MaxDevices = (U8)ioc->devices_per_bus;
ioc_init.MaxBuses = (U8)ioc->number_of_buses;
dinitprintk((MYIOC_s_INFO_FMT "facts.MsgVersion=%x\n",
ioc->name, ioc->facts.MsgVersion));
if (ioc->facts.MsgVersion >= MPI_VERSION_01_05) {