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[SCSI] qla2xxx: Correct NPIV support for recent ISPs. 

Firmware will export to software the maximum number of vports
supported for any given firmware version and ISP type.  Use this
information rather than the current hardcoding of limitations
within the driver.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Andrew Vasquez 2007-11-12 10:30:58 -08:00 коммит произвёл James Bottomley
Родитель 06e23b7470
Коммит eb66dc60be
6 изменённых файлов: 33 добавлений и 51 удалений
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2
drivers/scsi/qla2xxx/qla_attr.c
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@ -1124,7 +1124,7 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
down(&ha->vport_sem);
ha->cur_vport_count--;
clear_bit(vha->vp_idx, (unsigned long *)ha->vp_idx_map);
clear_bit(vha->vp_idx, ha->vp_idx_map);
up(&ha->vport_sem);
kfree(vha->node_name);

10
drivers/scsi/qla2xxx/qla_def.h
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@ -2116,14 +2116,6 @@ struct qla_msix_entry {
#define WATCH_INTERVAL 1 /* number of seconds */
/* NPIV */
#define MAX_MULTI_ID_LOOP 126
#define MAX_MULTI_ID_FABRIC 64
#define MAX_NUM_VPORT_LOOP (MAX_MULTI_ID_LOOP - 1)
#define MAX_NUM_VPORT_FABRIC (MAX_MULTI_ID_FABRIC - 1)
#define MAX_NUM_VHBA_LOOP (MAX_MULTI_ID_LOOP - 1)
#define MAX_NUM_VHBA_FABRIC (MAX_MULTI_ID_FABRIC - 1)
/*
* Linux Host Adapter structure
*/
@ -2507,7 +2499,7 @@ typedef struct scsi_qla_host {
struct list_head vp_list; /* list of VP */
struct fc_vport *fc_vport; /* holds fc_vport * for each vport */
uint8_t vp_idx_map[16];
unsigned long vp_idx_map[(MAX_MULTI_ID_FABRIC / 8) / sizeof(unsigned long)];
uint16_t num_vhosts; /* number of vports created */
uint16_t num_vsans; /* number of vsan created */
uint16_t vp_idx; /* vport ID */

16
drivers/scsi/qla2xxx/qla_fw.h
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@ -954,7 +954,15 @@ struct device_reg_24xx {
/* MID Support ***************************************************************/
#define MAX_MID_VPS 125
#define MIN_MULTI_ID_FABRIC 64 /* Must be power-of-2. */
#define MAX_MULTI_ID_FABRIC 256 /* ... */
#define for_each_mapped_vp_idx(_ha, _idx) \
for (_idx = find_next_bit((_ha)->vp_idx_map, \
(_ha)->max_npiv_vports + 1, 1); \
_idx <= (_ha)->max_npiv_vports; \
_idx = find_next_bit((_ha)->vp_idx_map, \
(_ha)->max_npiv_vports + 1, _idx + 1)) \
struct mid_conf_entry_24xx {
uint16_t reserved_1;
@ -982,7 +990,7 @@ struct mid_init_cb_24xx {
uint16_t count;
uint16_t options;
struct mid_conf_entry_24xx entries[MAX_MID_VPS];
struct mid_conf_entry_24xx entries[MAX_MULTI_ID_FABRIC];
};
@ -1002,10 +1010,6 @@ struct mid_db_entry_24xx {
uint8_t reserved_1;
};
struct mid_db_24xx {
struct mid_db_entry_24xx entries[MAX_MID_VPS];
};
/*
* Virtual Fabric ID type definition.
*/

19
drivers/scsi/qla2xxx/qla_init.c
Просмотреть файл

@ -922,9 +922,9 @@ qla2x00_setup_chip(scsi_qla_host_t *ha)
ha->flags.npiv_supported = 1;
if ((!ha->max_npiv_vports) ||
((ha->max_npiv_vports + 1) %
MAX_MULTI_ID_FABRIC))
MIN_MULTI_ID_FABRIC))
ha->max_npiv_vports =
MAX_NUM_VPORT_FABRIC;
MIN_MULTI_ID_FABRIC - 1;
}
if (ql2xallocfwdump)
@ -1162,7 +1162,8 @@ qla2x00_init_rings(scsi_qla_host_t *ha)
DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no));
mid_init_cb->count = ha->max_npiv_vports;
mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
mid_init_cb->options = __constant_cpu_to_le16(BIT_1);
rval = qla2x00_init_firmware(ha, ha->init_cb_size);
if (rval) {
@ -2566,14 +2567,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports)
/* Bypass virtual ports of the same host. */
if (pha->num_vhosts) {
vp_index = find_next_bit(
(unsigned long *)pha->vp_idx_map,
MAX_MULTI_ID_FABRIC + 1, 1);
for (;vp_index <= MAX_MULTI_ID_FABRIC;
vp_index = find_next_bit(
(unsigned long *)pha->vp_idx_map,
MAX_MULTI_ID_FABRIC + 1, vp_index + 1)) {
for_each_mapped_vp_idx(pha, vp_index) {
empty_vp_index = 1;
found_vp = 0;
list_for_each_entry(vha, &pha->vp_list,
@ -2592,7 +2586,8 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports)
new_fcport->d_id.b24 == vha->d_id.b24)
break;
}
if (vp_index <= MAX_MULTI_ID_FABRIC)
if (vp_index <= pha->max_npiv_vports)
continue;
}

4
drivers/scsi/qla2xxx/qla_mbx.c
Просмотреть файл

@ -905,7 +905,7 @@ qla2x00_get_adapter_id(scsi_qla_host_t *ha, uint16_t *id, uint8_t *al_pa,
mcp->mb[0] = MBC_GET_ADAPTER_LOOP_ID;
mcp->mb[9] = ha->vp_idx;
mcp->out_mb = MBX_0;
mcp->out_mb = MBX_9|MBX_0;
mcp->in_mb = MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = 0;
@ -2873,7 +2873,7 @@ qla24xx_control_vp(scsi_qla_host_t *vha, int cmd)
DEBUG11(printk("%s(%ld): entered. Enabling index %d\n", __func__,
ha->host_no, vp_index));
if (vp_index == 0 || vp_index >= MAX_MULTI_ID_LOOP)
if (vp_index == 0 || vp_index >= ha->max_npiv_vports)
return QLA_PARAMETER_ERROR;
vce = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &vce_dma);

33
drivers/scsi/qla2xxx/qla_mid.c
Просмотреть файл

@ -47,16 +47,15 @@ qla24xx_allocate_vp_id(scsi_qla_host_t *vha)
/* Find an empty slot and assign an vp_id */
down(&ha->vport_sem);
vp_id = find_first_zero_bit((unsigned long *)ha->vp_idx_map,
MAX_MULTI_ID_FABRIC);
if (vp_id > MAX_MULTI_ID_FABRIC) {
DEBUG15(printk ("vp_id %d is bigger than MAX_MULTI_ID_FABRID\n",
vp_id));
vp_id = find_first_zero_bit(ha->vp_idx_map, ha->max_npiv_vports + 1);
if (vp_id > ha->max_npiv_vports) {
DEBUG15(printk ("vp_id %d is bigger than max-supported %d.\n",
vp_id, ha->max_npiv_vports));
up(&ha->vport_sem);
return vp_id;
}
set_bit(vp_id, (unsigned long *)ha->vp_idx_map);
set_bit(vp_id, ha->vp_idx_map);
ha->num_vhosts++;
vha->vp_idx = vp_id;
list_add_tail(&vha->vp_list, &ha->vp_list);
@ -73,7 +72,7 @@ qla24xx_deallocate_vp_id(scsi_qla_host_t *vha)
down(&ha->vport_sem);
vp_id = vha->vp_idx;
ha->num_vhosts--;
clear_bit(vp_id, (unsigned long *)ha->vp_idx_map);
clear_bit(vp_id, ha->vp_idx_map);
list_del(&vha->vp_list);
up(&ha->vport_sem);
}
@ -216,11 +215,7 @@ qla2x00_alert_all_vps(scsi_qla_host_t *ha, uint16_t *mb)
if (ha->parent)
return;
i = find_next_bit((unsigned long *)ha->vp_idx_map,
MAX_MULTI_ID_FABRIC + 1, 1);
for (;i <= MAX_MULTI_ID_FABRIC;
i = find_next_bit((unsigned long *)ha->vp_idx_map,
MAX_MULTI_ID_FABRIC + 1, i + 1)) {
for_each_mapped_vp_idx(ha, i) {
vp_idx_matched = 0;
list_for_each_entry(vha, &ha->vp_list, vp_list) {
@ -311,11 +306,7 @@ qla2x00_do_dpc_all_vps(scsi_qla_host_t *ha)
clear_bit(VP_DPC_NEEDED, &ha->dpc_flags);
i = find_next_bit((unsigned long *)ha->vp_idx_map,
MAX_MULTI_ID_FABRIC + 1, 1);
for (;i <= MAX_MULTI_ID_FABRIC;
i = find_next_bit((unsigned long *)ha->vp_idx_map,
MAX_MULTI_ID_FABRIC + 1, i + 1)) {
for_each_mapped_vp_idx(ha, i) {
vp_idx_matched = 0;
list_for_each_entry(vha, &ha->vp_list, vp_list) {
@ -356,9 +347,9 @@ qla24xx_vport_create_req_sanity_check(struct fc_vport *fc_vport)
/* Check up max-npiv-supports */
if (ha->num_vhosts > ha->max_npiv_vports) {
DEBUG15(printk("scsi(%ld): num_vhosts %d is bigger than "
"max_npv_vports %d.\n", ha->host_no,
(uint16_t) ha->num_vhosts, (int) ha->max_npiv_vports));
DEBUG15(printk("scsi(%ld): num_vhosts %ud is bigger than "
"max_npv_vports %ud.\n", ha->host_no,
ha->num_vhosts, ha->max_npiv_vports));
return VPCERR_UNSUPPORTED;
}
return 0;
@ -450,7 +441,7 @@ qla24xx_create_vhost(struct fc_vport *fc_vport)
num_hosts++;
down(&ha->vport_sem);
set_bit(vha->vp_idx, (unsigned long *)ha->vp_idx_map);
set_bit(vha->vp_idx, ha->vp_idx_map);
ha->cur_vport_count++;
up(&ha->vport_sem);