/* 6.10.00 - Remove 1G Addressing Limitations */
/* 6.11.xx - Get VersionInfo buffer off the stack ! DDTS 60401 */
/* 6.11.xx - Make Logical Drive Info structure safe for DMA DDTS 60639 */
+/* 7.10.18 - Add highmem_io flag in SCSI Templete for 2.4 kernels */
+/* - Fix path/name for scsi_hosts.h include for 2.6 kernels */
+/* - Fix sort order of 7k */
+/* - Remove 3 unused "inline" functions */
+/* 7.12.xx - Use STATIC functions whereever possible */
+/* - Clean up deprecated MODULE_PARM calls */
+/* 7.12.05 - Remove Version Matching per IBM request */
/*****************************************************************************/
/*
#include <linux/blkdev.h>
#include <linux/types.h>
+#include <linux/dma-mapping.h>
#include <scsi/sg.h>
#include "scsi.h"
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0)
+#include "hosts.h"
+#else
#include <scsi/scsi_host.h>
+#endif
+
#include "ips.h"
#include <linux/module.h>
#include <linux/stat.h>
-#include <linux/config.h>
#include <linux/spinlock.h>
#include <linux/init.h>
#ifdef MODULE
static char *ips = NULL;
-MODULE_PARM(ips, "s");
+module_param(ips, charp, 0);
#endif
/*
* DRIVER_VER
*/
-#define IPS_VERSION_HIGH "7.00"
-#define IPS_VERSION_LOW ".15 "
+#define IPS_VERSION_HIGH "7.12"
+#define IPS_VERSION_LOW ".05 "
#if !defined(__i386__) && !defined(__ia64__) && !defined(__x86_64__)
#warning "This driver has only been tested on the x86/ia64/x86_64 platforms"
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0)
#include <linux/blk.h>
#include "sd.h"
-#define IPS_SG_ADDRESS(sg) ((sg)->address)
#define IPS_LOCK_SAVE(lock,flags) spin_lock_irqsave(&io_request_lock,flags)
#define IPS_UNLOCK_RESTORE(lock,flags) spin_unlock_irqrestore(&io_request_lock,flags)
#ifndef __devexit_p
#define __devexit_p(x) x
#endif
#else
-#define IPS_SG_ADDRESS(sg) (page_address((sg)->page) ? \
- page_address((sg)->page)+(sg)->offset : NULL)
#define IPS_LOCK_SAVE(lock,flags) do{spin_lock(lock);(void)flags;}while(0)
#define IPS_UNLOCK_RESTORE(lock,flags) do{spin_unlock(lock);(void)flags;}while(0)
#endif
#define IPS_DMA_DIR(scb) ((!scb->scsi_cmd || ips_is_passthru(scb->scsi_cmd) || \
- SCSI_DATA_NONE == scb->scsi_cmd->sc_data_direction) ? \
+ DMA_NONE == scb->scsi_cmd->sc_data_direction) ? \
PCI_DMA_BIDIRECTIONAL : \
- scsi_to_pci_dma_dir(scb->scsi_cmd->sc_data_direction))
+ scb->scsi_cmd->sc_data_direction)
#ifdef IPS_DEBUG
#define METHOD_TRACE(s, i) if (ips_debug >= (i+10)) printk(KERN_NOTICE s "\n");
#define DEBUG_VAR(i, s, v...)
#endif
+/*
+ * Function prototypes
+ */
+static int ips_detect(struct scsi_host_template *);
+static int ips_release(struct Scsi_Host *);
+static int ips_eh_abort(Scsi_Cmnd *);
+static int ips_eh_reset(Scsi_Cmnd *);
+static int ips_queue(Scsi_Cmnd *, void (*)(Scsi_Cmnd *));
+static const char *ips_info(struct Scsi_Host *);
+static irqreturn_t do_ipsintr(int, void *, struct pt_regs *);
+static int ips_hainit(ips_ha_t *);
+static int ips_map_status(ips_ha_t *, ips_scb_t *, ips_stat_t *);
+static int ips_send_wait(ips_ha_t *, ips_scb_t *, int, int);
+static int ips_send_cmd(ips_ha_t *, ips_scb_t *);
+static int ips_online(ips_ha_t *, ips_scb_t *);
+static int ips_inquiry(ips_ha_t *, ips_scb_t *);
+static int ips_rdcap(ips_ha_t *, ips_scb_t *);
+static int ips_msense(ips_ha_t *, ips_scb_t *);
+static int ips_reqsen(ips_ha_t *, ips_scb_t *);
+static int ips_deallocatescbs(ips_ha_t *, int);
+static int ips_allocatescbs(ips_ha_t *);
+static int ips_reset_copperhead(ips_ha_t *);
+static int ips_reset_copperhead_memio(ips_ha_t *);
+static int ips_reset_morpheus(ips_ha_t *);
+static int ips_issue_copperhead(ips_ha_t *, ips_scb_t *);
+static int ips_issue_copperhead_memio(ips_ha_t *, ips_scb_t *);
+static int ips_issue_i2o(ips_ha_t *, ips_scb_t *);
+static int ips_issue_i2o_memio(ips_ha_t *, ips_scb_t *);
+static int ips_isintr_copperhead(ips_ha_t *);
+static int ips_isintr_copperhead_memio(ips_ha_t *);
+static int ips_isintr_morpheus(ips_ha_t *);
+static int ips_wait(ips_ha_t *, int, int);
+static int ips_write_driver_status(ips_ha_t *, int);
+static int ips_read_adapter_status(ips_ha_t *, int);
+static int ips_read_subsystem_parameters(ips_ha_t *, int);
+static int ips_read_config(ips_ha_t *, int);
+static int ips_clear_adapter(ips_ha_t *, int);
+static int ips_readwrite_page5(ips_ha_t *, int, int);
+static int ips_init_copperhead(ips_ha_t *);
+static int ips_init_copperhead_memio(ips_ha_t *);
+static int ips_init_morpheus(ips_ha_t *);
+static int ips_isinit_copperhead(ips_ha_t *);
+static int ips_isinit_copperhead_memio(ips_ha_t *);
+static int ips_isinit_morpheus(ips_ha_t *);
+static int ips_erase_bios(ips_ha_t *);
+static int ips_program_bios(ips_ha_t *, char *, uint32_t, uint32_t);
+static int ips_verify_bios(ips_ha_t *, char *, uint32_t, uint32_t);
+static int ips_erase_bios_memio(ips_ha_t *);
+static int ips_program_bios_memio(ips_ha_t *, char *, uint32_t, uint32_t);
+static int ips_verify_bios_memio(ips_ha_t *, char *, uint32_t, uint32_t);
+static int ips_flash_copperhead(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
+static int ips_flash_bios(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
+static int ips_flash_firmware(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
+static void ips_free_flash_copperhead(ips_ha_t * ha);
+static void ips_get_bios_version(ips_ha_t *, int);
+static void ips_identify_controller(ips_ha_t *);
+static void ips_chkstatus(ips_ha_t *, IPS_STATUS *);
+static void ips_enable_int_copperhead(ips_ha_t *);
+static void ips_enable_int_copperhead_memio(ips_ha_t *);
+static void ips_enable_int_morpheus(ips_ha_t *);
+static int ips_intr_copperhead(ips_ha_t *);
+static int ips_intr_morpheus(ips_ha_t *);
+static void ips_next(ips_ha_t *, int);
+static void ipsintr_blocking(ips_ha_t *, struct ips_scb *);
+static void ipsintr_done(ips_ha_t *, struct ips_scb *);
+static void ips_done(ips_ha_t *, ips_scb_t *);
+static void ips_free(ips_ha_t *);
+static void ips_init_scb(ips_ha_t *, ips_scb_t *);
+static void ips_freescb(ips_ha_t *, ips_scb_t *);
+static void ips_setup_funclist(ips_ha_t *);
+static void ips_statinit(ips_ha_t *);
+static void ips_statinit_memio(ips_ha_t *);
+static void ips_fix_ffdc_time(ips_ha_t *, ips_scb_t *, time_t);
+static void ips_ffdc_reset(ips_ha_t *, int);
+static void ips_ffdc_time(ips_ha_t *);
+static uint32_t ips_statupd_copperhead(ips_ha_t *);
+static uint32_t ips_statupd_copperhead_memio(ips_ha_t *);
+static uint32_t ips_statupd_morpheus(ips_ha_t *);
+static ips_scb_t *ips_getscb(ips_ha_t *);
+static void ips_putq_scb_head(ips_scb_queue_t *, ips_scb_t *);
+static void ips_putq_wait_tail(ips_wait_queue_t *, Scsi_Cmnd *);
+static void ips_putq_copp_tail(ips_copp_queue_t *,
+ ips_copp_wait_item_t *);
+static ips_scb_t *ips_removeq_scb_head(ips_scb_queue_t *);
+static ips_scb_t *ips_removeq_scb(ips_scb_queue_t *, ips_scb_t *);
+static Scsi_Cmnd *ips_removeq_wait_head(ips_wait_queue_t *);
+static Scsi_Cmnd *ips_removeq_wait(ips_wait_queue_t *, Scsi_Cmnd *);
+static ips_copp_wait_item_t *ips_removeq_copp(ips_copp_queue_t *,
+ ips_copp_wait_item_t *);
+static ips_copp_wait_item_t *ips_removeq_copp_head(ips_copp_queue_t *);
+
+static int ips_is_passthru(Scsi_Cmnd *);
+static int ips_make_passthru(ips_ha_t *, Scsi_Cmnd *, ips_scb_t *, int);
+static int ips_usrcmd(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
+static void ips_cleanup_passthru(ips_ha_t *, ips_scb_t *);
+static void ips_scmd_buf_write(Scsi_Cmnd * scmd, void *data,
+ unsigned int count);
+static void ips_scmd_buf_read(Scsi_Cmnd * scmd, void *data, unsigned int count);
+
+static int ips_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int);
+static int ips_host_info(ips_ha_t *, char *, off_t, int);
+static void copy_mem_info(IPS_INFOSTR *, char *, int);
+static int copy_info(IPS_INFOSTR *, char *, ...);
+static int ips_abort_init(ips_ha_t * ha, int index);
+static int ips_init_phase2(int index);
+
+static int ips_init_phase1(struct pci_dev *pci_dev, int *indexPtr);
+static int ips_register_scsi(int index);
+
+static int ips_poll_for_flush_complete(ips_ha_t * ha);
+static void ips_flush_and_reset(ips_ha_t *ha);
+
/*
* global variables
*/
static dma_addr_t ips_flashbusaddr;
static long ips_FlashDataInUse; /* CD Boot - Flash Data In Use Flag */
static uint32_t MaxLiteCmds = 32; /* Max Active Cmds for a Lite Adapter */
-static Scsi_Host_Template ips_driver_template = {
+static struct scsi_host_template ips_driver_template = {
.detect = ips_detect,
.release = ips_release,
.info = ips_info,
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
.use_new_eh_code = 1,
#endif
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,20) && LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
+ .highmem_io = 1,
+#endif
};
-IPS_DEFINE_COMPAT_TABLE( Compatable ); /* Version Compatability Table */
-
/* This table describes all ServeRAID Adapters */
static struct pci_device_id ips_pci_table[] = {
static int __devinit ips_insert_device(struct pci_dev *pci_dev, const struct pci_device_id *ent);
static void __devexit ips_remove_device(struct pci_dev *pci_dev);
-struct pci_driver ips_pci_driver = {
+static struct pci_driver ips_pci_driver = {
.name = ips_hot_plug_name,
.id_table = ips_pci_table,
.probe = ips_insert_device,
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK
};
-/*
- * Function prototypes
- */
-int ips_detect(Scsi_Host_Template *);
-int ips_release(struct Scsi_Host *);
-int ips_eh_abort(Scsi_Cmnd *);
-int ips_eh_reset(Scsi_Cmnd *);
-int ips_queue(Scsi_Cmnd *, void (*)(Scsi_Cmnd *));
-const char *ips_info(struct Scsi_Host *);
-irqreturn_t do_ipsintr(int, void *, struct pt_regs *);
-static int ips_hainit(ips_ha_t *);
-static int ips_map_status(ips_ha_t *, ips_scb_t *, ips_stat_t *);
-static int ips_send_wait(ips_ha_t *, ips_scb_t *, int, int);
-static int ips_send_cmd(ips_ha_t *, ips_scb_t *);
-static int ips_online(ips_ha_t *, ips_scb_t *);
-static int ips_inquiry(ips_ha_t *, ips_scb_t *);
-static int ips_rdcap(ips_ha_t *, ips_scb_t *);
-static int ips_msense(ips_ha_t *, ips_scb_t *);
-static int ips_reqsen(ips_ha_t *, ips_scb_t *);
-static int ips_deallocatescbs(ips_ha_t *, int);
-static int ips_allocatescbs(ips_ha_t *);
-static int ips_reset_copperhead(ips_ha_t *);
-static int ips_reset_copperhead_memio(ips_ha_t *);
-static int ips_reset_morpheus(ips_ha_t *);
-static int ips_issue_copperhead(ips_ha_t *, ips_scb_t *);
-static int ips_issue_copperhead_memio(ips_ha_t *, ips_scb_t *);
-static int ips_issue_i2o(ips_ha_t *, ips_scb_t *);
-static int ips_issue_i2o_memio(ips_ha_t *, ips_scb_t *);
-static int ips_isintr_copperhead(ips_ha_t *);
-static int ips_isintr_copperhead_memio(ips_ha_t *);
-static int ips_isintr_morpheus(ips_ha_t *);
-static int ips_wait(ips_ha_t *, int, int);
-static int ips_write_driver_status(ips_ha_t *, int);
-static int ips_read_adapter_status(ips_ha_t *, int);
-static int ips_read_subsystem_parameters(ips_ha_t *, int);
-static int ips_read_config(ips_ha_t *, int);
-static int ips_clear_adapter(ips_ha_t *, int);
-static int ips_readwrite_page5(ips_ha_t *, int, int);
-static int ips_init_copperhead(ips_ha_t *);
-static int ips_init_copperhead_memio(ips_ha_t *);
-static int ips_init_morpheus(ips_ha_t *);
-static int ips_isinit_copperhead(ips_ha_t *);
-static int ips_isinit_copperhead_memio(ips_ha_t *);
-static int ips_isinit_morpheus(ips_ha_t *);
-static int ips_erase_bios(ips_ha_t *);
-static int ips_program_bios(ips_ha_t *, char *, uint32_t, uint32_t);
-static int ips_verify_bios(ips_ha_t *, char *, uint32_t, uint32_t);
-static int ips_erase_bios_memio(ips_ha_t *);
-static int ips_program_bios_memio(ips_ha_t *, char *, uint32_t, uint32_t);
-static int ips_verify_bios_memio(ips_ha_t *, char *, uint32_t, uint32_t);
-static int ips_flash_copperhead(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
-static int ips_flash_bios(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
-static int ips_flash_firmware(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
-static void ips_free_flash_copperhead(ips_ha_t * ha);
-static void ips_get_bios_version(ips_ha_t *, int);
-static void ips_identify_controller(ips_ha_t *);
-static void ips_chkstatus(ips_ha_t *, IPS_STATUS *);
-static void ips_enable_int_copperhead(ips_ha_t *);
-static void ips_enable_int_copperhead_memio(ips_ha_t *);
-static void ips_enable_int_morpheus(ips_ha_t *);
-static int ips_intr_copperhead(ips_ha_t *);
-static int ips_intr_morpheus(ips_ha_t *);
-static void ips_next(ips_ha_t *, int);
-static void ipsintr_blocking(ips_ha_t *, struct ips_scb *);
-static void ipsintr_done(ips_ha_t *, struct ips_scb *);
-static void ips_done(ips_ha_t *, ips_scb_t *);
-static void ips_free(ips_ha_t *);
-static void ips_init_scb(ips_ha_t *, ips_scb_t *);
-static void ips_freescb(ips_ha_t *, ips_scb_t *);
-static void ips_setup_funclist(ips_ha_t *);
-static void ips_statinit(ips_ha_t *);
-static void ips_statinit_memio(ips_ha_t *);
-static void ips_fix_ffdc_time(ips_ha_t *, ips_scb_t *, time_t);
-static void ips_ffdc_reset(ips_ha_t *, int);
-static void ips_ffdc_time(ips_ha_t *);
-static uint32_t ips_statupd_copperhead(ips_ha_t *);
-static uint32_t ips_statupd_copperhead_memio(ips_ha_t *);
-static uint32_t ips_statupd_morpheus(ips_ha_t *);
-static ips_scb_t *ips_getscb(ips_ha_t *);
-static void ips_putq_scb_head(ips_scb_queue_t *, ips_scb_t *);
-static void ips_putq_wait_tail(ips_wait_queue_t *, Scsi_Cmnd *);
-static void ips_putq_copp_tail(ips_copp_queue_t *,
- ips_copp_wait_item_t *);
-static ips_scb_t *ips_removeq_scb_head(ips_scb_queue_t *);
-static ips_scb_t *ips_removeq_scb(ips_scb_queue_t *, ips_scb_t *);
-static Scsi_Cmnd *ips_removeq_wait_head(ips_wait_queue_t *);
-static Scsi_Cmnd *ips_removeq_wait(ips_wait_queue_t *, Scsi_Cmnd *);
-static ips_copp_wait_item_t *ips_removeq_copp(ips_copp_queue_t *,
- ips_copp_wait_item_t *);
-static ips_copp_wait_item_t *ips_removeq_copp_head(ips_copp_queue_t *);
-
-static int ips_is_passthru(Scsi_Cmnd *);
-static int ips_make_passthru(ips_ha_t *, Scsi_Cmnd *, ips_scb_t *, int);
-static int ips_usrcmd(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
-static void ips_cleanup_passthru(ips_ha_t *, ips_scb_t *);
-static void ips_scmd_buf_write(Scsi_Cmnd * scmd, void *data,
- unsigned int count);
-static void ips_scmd_buf_read(Scsi_Cmnd * scmd, void *data, unsigned int count);
-
-int ips_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int);
-static int ips_host_info(ips_ha_t *, char *, off_t, int);
-static void copy_mem_info(IPS_INFOSTR *, char *, int);
-static int copy_info(IPS_INFOSTR *, char *, ...);
-static int ips_get_version_info(ips_ha_t * ha, dma_addr_t, int intr);
-static void ips_version_check(ips_ha_t * ha, int intr);
-static int ips_abort_init(ips_ha_t * ha, int index);
-static int ips_init_phase2(int index);
-
-static int ips_init_phase1(struct pci_dev *pci_dev, int *indexPtr);
-static int ips_register_scsi(int index);
-/*--------------------------------------------------------------------------*/
-/* Exported Functions */
-/*--------------------------------------------------------------------------*/
/****************************************************************************/
/* */
* We now have key/value pairs.
* Update the variables
*/
- for (i = 0; i < (sizeof (options) / sizeof (options[0])); i++) {
+ for (i = 0; i < ARRAY_SIZE(options); i++) {
if (strnicmp
(key, options[i].option_name,
strlen(options[i].option_name)) == 0) {
/* NOTE: this routine is called under the io_request_lock spinlock */
/* */
/****************************************************************************/
-int
-ips_detect(Scsi_Host_Template * SHT)
+static int
+ips_detect(struct scsi_host_template * SHT)
{
int i;
/* Remove a driver */
/* */
/****************************************************************************/
-int
+static int
ips_release(struct Scsi_Host *sh)
{
ips_scb_t *scb;
ips_ha_t *ha;
ips_copp_wait_item_t *item;
int ret;
+ unsigned long cpu_flags;
+ struct Scsi_Host *host;
METHOD_TRACE("ips_eh_abort", 1);
if (!SC)
return (FAILED);
+ host = SC->device->host;
ha = (ips_ha_t *) SC->device->host->hostdata;
if (!ha)
if (!ha->active)
return (FAILED);
- if (SC->serial_number != SC->serial_number_at_timeout) {
- /* HMM, looks like a bogus command */
- DEBUG(1, "Abort called with bogus scsi command");
-
- return (FAILED);
- }
+ IPS_LOCK_SAVE(host->host_lock, cpu_flags);
/* See if the command is on the copp queue */
item = ha->copp_waitlist.head;
/* command must have already been sent */
ret = (FAILED);
}
+
+ IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
return ret;
}
/* NOTE: this routine is called under the io_request_lock spinlock */
/* */
/****************************************************************************/
-int
-ips_eh_reset(Scsi_Cmnd * SC)
+static int
+__ips_eh_reset(Scsi_Cmnd * SC)
{
int ret;
int i;
}
+static int
+ips_eh_reset(Scsi_Cmnd * SC)
+{
+ int rc;
+
+ spin_lock_irq(SC->device->host->host_lock);
+ rc = __ips_eh_reset(SC);
+ spin_unlock_irq(SC->device->host->host_lock);
+
+ return rc;
+}
+
/****************************************************************************/
/* */
/* Routine Name: ips_queue */
/* Linux obtains io_request_lock before calling this function */
/* */
/****************************************************************************/
-int
+static int
ips_queue(Scsi_Cmnd * SC, void (*done) (Scsi_Cmnd *))
{
ips_ha_t *ha;
SC->device->channel, SC->device->id, SC->device->lun);
/* Check for command to initiator IDs */
- if ((SC->device->channel > 0)
- && (SC->device->id == ha->ha_id[SC->device->channel])) {
+ if ((scmd_channel(SC) > 0)
+ && (scmd_id(SC) == ha->ha_id[scmd_channel(SC)])) {
SC->result = DID_NO_CONNECT << 16;
done(SC);
return (0);
}
ha->ioctl_reset = 1; /* This reset request is from an IOCTL */
- ips_eh_reset(SC);
+ __ips_eh_reset(SC);
SC->result = DID_OK << 16;
SC->scsi_done(SC);
return (0);
/* */
/****************************************************************************/
static void
-ips_select_queue_depth(struct Scsi_Host *host, Scsi_Device * scsi_devs)
+ips_select_queue_depth(struct Scsi_Host *host, struct scsi_device * scsi_devs)
{
- Scsi_Device *device;
+ struct scsi_device *device;
ips_ha_t *ha;
int count = 0;
int min;
/* Set queue depths on devices once scan is complete */
/* */
/****************************************************************************/
-int
-ips_slave_configure(Scsi_Device * SDptr)
+static int
+ips_slave_configure(struct scsi_device * SDptr)
{
ips_ha_t *ha;
int min;
min = ha->max_cmds - 1;
scsi_adjust_queue_depth(SDptr, MSG_ORDERED_TAG, min);
}
+
+ SDptr->skip_ms_page_8 = 1;
+ SDptr->skip_ms_page_3f = 1;
return 0;
}
#endif
/* Wrapper for the interrupt handler */
/* */
/****************************************************************************/
-irqreturn_t
+static irqreturn_t
do_ipsintr(int irq, void *dev_id, struct pt_regs * regs)
{
ips_ha_t *ha;
/* Return info about the driver */
/* */
/****************************************************************************/
-const char *
+static const char *
ips_info(struct Scsi_Host *SH)
{
static char buffer[256];
/* The passthru interface for the driver */
/* */
/****************************************************************************/
-int
+static int
ips_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset,
int length, int func)
{
static int
ips_is_passthru(Scsi_Cmnd * SC)
{
+ unsigned long flags;
+
METHOD_TRACE("ips_is_passthru", 1);
if (!SC)
return 1;
else if (SC->use_sg) {
struct scatterlist *sg = SC->request_buffer;
- char *buffer = IPS_SG_ADDRESS(sg);
+ char *buffer;
+
+ /* kmap_atomic() ensures addressability of the user buffer.*/
+ /* local_irq_save() protects the KM_IRQ0 address slot. */
+ local_irq_save(flags);
+ buffer = kmap_atomic(sg->page, KM_IRQ0) + sg->offset;
if (buffer && buffer[0] == 'C' && buffer[1] == 'O' &&
- buffer[2] == 'P' && buffer[3] == 'P')
+ buffer[2] == 'P' && buffer[3] == 'P') {
+ kunmap_atomic(buffer - sg->offset, KM_IRQ0);
+ local_irq_restore(flags);
return 1;
+ }
+ kunmap_atomic(buffer - sg->offset, KM_IRQ0);
+ local_irq_restore(flags);
}
}
return 0;
p = ha->scb_waitlist.head;
while ((p) && (scb = ips_getscb(ha))) {
- if ((p->device->channel > 0)
+ if ((scmd_channel(p) > 0)
&& (ha->
- dcdb_active[p->device->channel -
- 1] & (1 << p->device->id))) {
+ dcdb_active[scmd_channel(p) -
+ 1] & (1 << scmd_id(p)))) {
ips_freescb(ha, scb);
p = (Scsi_Cmnd *) p->host_scribble;
continue;
sg = SC->request_buffer;
scb->sg_count = pci_map_sg(ha->pcidev, sg, SC->use_sg,
- scsi_to_pci_dma_dir(SC->
- sc_data_direction));
+ SC->sc_data_direction);
scb->flags |= IPS_SCB_MAP_SG;
for (i = 0; i < scb->sg_count; i++) {
if (ips_fill_scb_sg_single
pci_map_single(ha->pcidev,
SC->request_buffer,
SC->request_bufflen,
- scsi_to_pci_dma_dir(SC->
- sc_data_direction));
+ SC->sc_data_direction);
scb->flags |= IPS_SCB_MAP_SINGLE;
ips_fill_scb_sg_single(ha, scb->data_busaddr,
scb, 0,
int device_error;
uint32_t transfer_len;
IPS_DCDB_TABLE_TAPE *tapeDCDB;
+ IPS_SCSI_INQ_DATA inquiryData;
METHOD_TRACE("ips_map_status", 1);
errcode = DID_OK;
/* Restrict access to physical DASD */
- if ((scb->scsi_cmd->cmnd[0] == INQUIRY) &&
- ((((char *) scb->scsi_cmd->
- buffer)[0] & 0x1f) == TYPE_DISK)) {
- /* underflow -- no error */
- /* restrict access to physical DASD */
- errcode = DID_TIME_OUT;
- break;
+ if (scb->scsi_cmd->cmnd[0] == INQUIRY) {
+ ips_scmd_buf_read(scb->scsi_cmd,
+ &inquiryData, sizeof (inquiryData));
+ if ((inquiryData.DeviceType & 0x1f) == TYPE_DISK) {
+ errcode = DID_TIME_OUT;
+ break;
+ }
}
} else
errcode = DID_ERROR;
int i;
unsigned int min_cnt, xfer_cnt;
char *cdata = (char *) data;
+ unsigned char *buffer;
+ unsigned long flags;
struct scatterlist *sg = scmd->request_buffer;
for (i = 0, xfer_cnt = 0;
(i < scmd->use_sg) && (xfer_cnt < count); i++) {
- if (!IPS_SG_ADDRESS(&sg[i]))
- return;
min_cnt = min(count - xfer_cnt, sg[i].length);
- memcpy(IPS_SG_ADDRESS(&sg[i]), &cdata[xfer_cnt],
- min_cnt);
+
+ /* kmap_atomic() ensures addressability of the data buffer.*/
+ /* local_irq_save() protects the KM_IRQ0 address slot. */
+ local_irq_save(flags);
+ buffer = kmap_atomic(sg[i].page, KM_IRQ0) + sg[i].offset;
+ memcpy(buffer, &cdata[xfer_cnt], min_cnt);
+ kunmap_atomic(buffer - sg[i].offset, KM_IRQ0);
+ local_irq_restore(flags);
+
xfer_cnt += min_cnt;
}
int i;
unsigned int min_cnt, xfer_cnt;
char *cdata = (char *) data;
+ unsigned char *buffer;
+ unsigned long flags;
struct scatterlist *sg = scmd->request_buffer;
for (i = 0, xfer_cnt = 0;
(i < scmd->use_sg) && (xfer_cnt < count); i++) {
- if (!IPS_SG_ADDRESS(&sg[i]))
- return;
min_cnt = min(count - xfer_cnt, sg[i].length);
- memcpy(&cdata[xfer_cnt], IPS_SG_ADDRESS(&sg[i]),
- min_cnt);
+
+ /* kmap_atomic() ensures addressability of the data buffer.*/
+ /* local_irq_save() protects the KM_IRQ0 address slot. */
+ local_irq_save(flags);
+ buffer = kmap_atomic(sg[i].page, KM_IRQ0) + sg[i].offset;
+ memcpy(&cdata[xfer_cnt], buffer, min_cnt);
+ kunmap_atomic(buffer - sg[i].offset, KM_IRQ0);
+ local_irq_restore(flags);
+
xfer_cnt += min_cnt;
}
uint8_t basic_status;
uint8_t ext_status;
int errcode;
+ IPS_SCSI_INQ_DATA inquiryData;
METHOD_TRACE("ips_chkstatus", 1);
scb->scsi_cmd->result = errcode << 16;
} else { /* bus == 0 */
/* restrict access to physical drives */
- if ((scb->scsi_cmd->cmnd[0] == INQUIRY) &&
- ((((char *) scb->scsi_cmd->buffer)[0] & 0x1f) ==
- TYPE_DISK)) {
-
- scb->scsi_cmd->result = DID_TIME_OUT << 16;
+ if (scb->scsi_cmd->cmnd[0] == INQUIRY) {
+ ips_scmd_buf_read(scb->scsi_cmd,
+ &inquiryData, sizeof (inquiryData));
+ if ((inquiryData.DeviceType & 0x1f) == TYPE_DISK)
+ scb->scsi_cmd->result = DID_TIME_OUT << 16;
}
} /* else */
} else { /* recovered error / success */
METHOD_TRACE("ips_rdcap", 1);
- if (scb->scsi_cmd->bufflen < 8)
+ if (scb->scsi_cmd->request_bufflen < 8)
return (0);
cap.lba =
ha->enq = NULL;
}
- if (ha->conf) {
- kfree(ha->conf);
- ha->conf = NULL;
- }
+ kfree(ha->conf);
+ ha->conf = NULL;
if (ha->adapt) {
pci_free_consistent(ha->pcidev,
ha->logical_drive_info = NULL;
}
- if (ha->nvram) {
- kfree(ha->nvram);
- ha->nvram = NULL;
- }
+ kfree(ha->nvram);
+ ha->nvram = NULL;
- if (ha->subsys) {
- kfree(ha->subsys);
- ha->subsys = NULL;
- }
+ kfree(ha->subsys);
+ ha->subsys = NULL;
if (ha->ioctl_data) {
pci_free_consistent(ha->pcidev, ha->ioctl_len,
uint32_t bits;
METHOD_TRACE("ips_is_init_morpheus", 1);
+
+ if (ips_isintr_morpheus(ha))
+ ips_flush_and_reset(ha);
post = readl(ha->mem_ptr + IPS_REG_I960_MSG0);
bits = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
return (1);
}
+/****************************************************************************/
+/* */
+/* Routine Name: ips_flush_and_reset */
+/* */
+/* Routine Description: */
+/* */
+/* Perform cleanup ( FLUSH and RESET ) when the adapter is in an unknown */
+/* state ( was trying to INIT and an interrupt was already pending ) ... */
+/* */
+/****************************************************************************/
+static void
+ips_flush_and_reset(ips_ha_t *ha)
+{
+ ips_scb_t *scb;
+ int ret;
+ int time;
+ int done;
+ dma_addr_t command_dma;
+
+ /* Create a usuable SCB */
+ scb = pci_alloc_consistent(ha->pcidev, sizeof(ips_scb_t), &command_dma);
+ if (scb) {
+ memset(scb, 0, sizeof(ips_scb_t));
+ ips_init_scb(ha, scb);
+ scb->scb_busaddr = command_dma;
+
+ scb->timeout = ips_cmd_timeout;
+ scb->cdb[0] = IPS_CMD_FLUSH;
+
+ scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
+ scb->cmd.flush_cache.command_id = IPS_MAX_CMDS; /* Use an ID that would otherwise not exist */
+ scb->cmd.flush_cache.state = IPS_NORM_STATE;
+ scb->cmd.flush_cache.reserved = 0;
+ scb->cmd.flush_cache.reserved2 = 0;
+ scb->cmd.flush_cache.reserved3 = 0;
+ scb->cmd.flush_cache.reserved4 = 0;
+
+ ret = ips_send_cmd(ha, scb); /* Send the Flush Command */
+
+ if (ret == IPS_SUCCESS) {
+ time = 60 * IPS_ONE_SEC; /* Max Wait time is 60 seconds */
+ done = 0;
+
+ while ((time > 0) && (!done)) {
+ done = ips_poll_for_flush_complete(ha);
+ /* This may look evil, but it's only done during extremely rare start-up conditions ! */
+ udelay(1000);
+ time--;
+ }
+ }
+ }
+
+ /* Now RESET and INIT the adapter */
+ (*ha->func.reset) (ha);
+
+ pci_free_consistent(ha->pcidev, sizeof(ips_scb_t), scb, command_dma);
+ return;
+}
+
+/****************************************************************************/
+/* */
+/* Routine Name: ips_poll_for_flush_complete */
+/* */
+/* Routine Description: */
+/* */
+/* Poll for the Flush Command issued by ips_flush_and_reset() to complete */
+/* All other responses are just taken off the queue and ignored */
+/* */
+/****************************************************************************/
+static int
+ips_poll_for_flush_complete(ips_ha_t * ha)
+{
+ IPS_STATUS cstatus;
+
+ while (TRUE) {
+ cstatus.value = (*ha->func.statupd) (ha);
+
+ if (cstatus.value == 0xffffffff) /* If No Interrupt to process */
+ break;
+
+ /* Success is when we see the Flush Command ID */
+ if (cstatus.fields.command_id == IPS_MAX_CMDS )
+ return 1;
+ }
+
+ return 0;
+}
+
/****************************************************************************/
/* */
/* Routine Name: ips_enable_int_copperhead */
strncpy((char *) ha->nvram->bios_high, ha->bios_version, 4);
strncpy((char *) ha->nvram->bios_low, ha->bios_version + 4, 4);
- ips_version_check(ha, intr); /* Check BIOS/FW/Driver Versions */
+ ha->nvram->versioning = 0; /* Indicate the Driver Does Not Support Versioning */
/* now update the page */
if (!ips_readwrite_page5(ha, TRUE, intr)) {
/* VPP failure */
return (1);
- /* check for succesful flash */
+ /* check for successful flash */
if (status & 0x30)
/* sequence error */
return (1);
/* VPP failure */
return (1);
- /* check for succesful flash */
+ /* check for successful flash */
if (status & 0x30)
/* sequence error */
return (1);
return (0);
}
-/*---------------------------------------------------------------------------*/
-/* Routine Name: ips_version_check */
-/* */
-/* Dependencies: */
-/* Assumes that ips_read_adapter_status() is called first filling in */
-/* the data for SubSystem Parameters. */
-/* Called from ips_write_driver_status() so it also assumes NVRAM Page 5 */
-/* Data is available. */
-/* */
-/*---------------------------------------------------------------------------*/
-static void
-ips_version_check(ips_ha_t * ha, int intr)
-{
- IPS_VERSION_DATA *VersionInfo;
- uint8_t FirmwareVersion[IPS_COMPAT_ID_LENGTH + 1];
- uint8_t BiosVersion[IPS_COMPAT_ID_LENGTH + 1];
- int MatchError;
- int rc;
- char BiosString[10];
- char FirmwareString[10];
-
- METHOD_TRACE("ips_version_check", 1);
-
- VersionInfo = ( IPS_VERSION_DATA * ) ha->ioctl_data;
-
- memset(FirmwareVersion, 0, IPS_COMPAT_ID_LENGTH + 1);
- memset(BiosVersion, 0, IPS_COMPAT_ID_LENGTH + 1);
-
- /* Get the Compatible BIOS Version from NVRAM Page 5 */
- memcpy(BiosVersion, ha->nvram->BiosCompatibilityID,
- IPS_COMPAT_ID_LENGTH);
-
- rc = IPS_FAILURE;
- if (ha->subsys->param[4] & IPS_GET_VERSION_SUPPORT) { /* If Versioning is Supported */
- /* Get the Version Info with a Get Version Command */
- memset( VersionInfo, 0, sizeof (IPS_VERSION_DATA));
- rc = ips_get_version_info(ha, ha->ioctl_busaddr, intr);
- if (rc == IPS_SUCCESS)
- memcpy(FirmwareVersion, VersionInfo->compatibilityId,
- IPS_COMPAT_ID_LENGTH);
- }
-
- if (rc != IPS_SUCCESS) { /* If Data Not Obtainable from a GetVersion Command */
- /* Get the Firmware Version from Enquiry Data */
- memcpy(FirmwareVersion, ha->enq->CodeBlkVersion,
- IPS_COMPAT_ID_LENGTH);
- }
-
- /* printk(KERN_WARNING "Adapter's BIOS Version = %s\n", BiosVersion); */
- /* printk(KERN_WARNING "BIOS Compatible Version = %s\n", IPS_COMPAT_BIOS); */
- /* printk(KERN_WARNING "Adapter's Firmware Version = %s\n", FirmwareVersion); */
- /* printk(KERN_WARNING "Firmware Compatible Version = %s \n", Compatable[ ha->nvram->adapter_type ]); */
-
- MatchError = 0;
-
- if (strncmp
- (FirmwareVersion, Compatable[ha->nvram->adapter_type],
- IPS_COMPAT_ID_LENGTH) != 0)
- MatchError = 1;
-
- if (strncmp(BiosVersion, IPS_COMPAT_BIOS, IPS_COMPAT_ID_LENGTH) != 0)
- MatchError = 1;
-
- ha->nvram->versioning = 1; /* Indicate the Driver Supports Versioning */
-
- if (MatchError) {
- ha->nvram->version_mismatch = 1;
- if (ips_cd_boot == 0) {
- strncpy(&BiosString[0], ha->nvram->bios_high, 4);
- strncpy(&BiosString[4], ha->nvram->bios_low, 4);
- BiosString[8] = 0;
-
- strncpy(&FirmwareString[0], ha->enq->CodeBlkVersion, 8);
- FirmwareString[8] = 0;
-
- IPS_PRINTK(KERN_WARNING, ha->pcidev,
- "Warning ! ! ! ServeRAID Version Mismatch\n");
- IPS_PRINTK(KERN_WARNING, ha->pcidev,
- "Bios = %s, Firmware = %s, Device Driver = %s%s\n",
- BiosString, FirmwareString, IPS_VERSION_HIGH,
- IPS_VERSION_LOW);
- IPS_PRINTK(KERN_WARNING, ha->pcidev,
- "These levels should match to avoid possible compatibility problems.\n");
- }
- } else {
- ha->nvram->version_mismatch = 0;
- }
-
- return;
-}
-
-/*---------------------------------------------------------------------------*/
-/* Routine Name: ips_get_version_info */
-/* */
-/* Routine Description: */
-/* Issue an internal GETVERSION Command */
-/* */
-/* Return Value: */
-/* 0 if Successful, else non-zero */
-/*---------------------------------------------------------------------------*/
-static int
-ips_get_version_info(ips_ha_t * ha, dma_addr_t Buffer, int intr)
-{
- ips_scb_t *scb;
- int rc;
-
- METHOD_TRACE("ips_get_version_info", 1);
-
- scb = &ha->scbs[ha->max_cmds - 1];
-
- ips_init_scb(ha, scb);
-
- scb->timeout = ips_cmd_timeout;
- scb->cdb[0] = IPS_CMD_GET_VERSION_INFO;
- scb->cmd.version_info.op_code = IPS_CMD_GET_VERSION_INFO;
- scb->cmd.version_info.command_id = IPS_COMMAND_ID(ha, scb);
- scb->cmd.version_info.reserved = 0;
- scb->cmd.version_info.count = sizeof (IPS_VERSION_DATA);
- scb->cmd.version_info.reserved2 = 0;
- scb->data_len = sizeof (IPS_VERSION_DATA);
- scb->data_busaddr = Buffer;
- scb->cmd.version_info.buffer_addr = Buffer;
- scb->flags = 0;
-
- /* issue command */
- rc = ips_send_wait(ha, scb, ips_cmd_timeout, intr);
- return (rc);
-}
-
/****************************************************************************/
/* */
/* Routine Name: ips_abort_init */
for (j = position; j < ips_num_controllers; j++) {
switch (ips_ha[j]->ad_type) {
case IPS_ADTYPE_SERVERAID6M:
- case IPS_ADTYPE_SERVERAID7k:
case IPS_ADTYPE_SERVERAID7M:
if (nvram->adapter_order[i] == 'M') {
ips_shift_controllers(position,
case IPS_ADTYPE_SERVERAID6I:
case IPS_ADTYPE_SERVERAID5I2:
case IPS_ADTYPE_SERVERAID5I1:
+ case IPS_ADTYPE_SERVERAID7k:
if (nvram->adapter_order[i] == 'S') {
ips_shift_controllers(position,
j);
memcpy(ha, oldha, sizeof (ips_ha_t));
free_irq(oldha->irq, oldha);
/* Install the interrupt handler with the new ha */
- if (request_irq(ha->irq, do_ipsintr, SA_SHIRQ, ips_name, ha)) {
+ if (request_irq(ha->irq, do_ipsintr, IRQF_SHARED, ips_name, ha)) {
IPS_PRINTK(KERN_WARNING, ha->pcidev,
"Unable to install interrupt handler\n");
scsi_host_put(sh);
int j;
int index;
dma_addr_t dma_address;
- char *ioremap_ptr;
- char *mem_ptr;
+ char __iomem *ioremap_ptr;
+ char __iomem *mem_ptr;
uint32_t IsDead;
METHOD_TRACE("ips_init_phase1", 1);
* are guaranteed to be < 4G.
*/
if (IPS_ENABLE_DMA64 && IPS_HAS_ENH_SGLIST(ha) &&
- !pci_set_dma_mask(ha->pcidev, 0xffffffffffffffffULL)) {
+ !pci_set_dma_mask(ha->pcidev, DMA_64BIT_MASK)) {
(ha)->flags |= IPS_HA_ENH_SG;
} else {
- if (pci_set_dma_mask(ha->pcidev, 0xffffffffULL) != 0) {
+ if (pci_set_dma_mask(ha->pcidev, DMA_32BIT_MASK) != 0) {
printk(KERN_WARNING "Unable to set DMA Mask\n");
return ips_abort_init(ha, index);
}
}
/* Install the interrupt handler */
- if (request_irq(ha->irq, do_ipsintr, SA_SHIRQ, ips_name, ha)) {
+ if (request_irq(ha->irq, do_ipsintr, IRQF_SHARED, ips_name, ha)) {
IPS_PRINTK(KERN_WARNING, ha->pcidev,
"Unable to install interrupt handler\n");
return ips_abort_init(ha, index);
MODULE_LICENSE("GPL");
#endif
+MODULE_DESCRIPTION("IBM ServeRAID Adapter Driver " IPS_VER_STRING);
+
+#ifdef MODULE_VERSION
+MODULE_VERSION(IPS_VER_STRING);
+#endif
+
+
/*
* Overrides for Emacs so that we almost follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
git://git.onelab.eu / linux-2.6.git / blobdiff