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path: root/drivers/scsi/qla2xxx/qla_os.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c165
1 files changed, 95 insertions, 70 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 9f91f1a20542..029bbf461bb2 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -8,8 +8,8 @@
#include <linux/moduleparam.h>
#include <linux/vmalloc.h>
-#include <linux/smp_lock.h>
#include <linux/delay.h>
+#include <linux/kthread.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsicam.h>
@@ -1146,6 +1146,57 @@ qla2x00_config_dma_addressing(scsi_qla_host_t *ha)
pci_set_consistent_dma_mask(ha->pdev, DMA_32BIT_MASK);
}
+static inline void
+qla2x00_set_isp_flags(scsi_qla_host_t *ha)
+{
+ ha->device_type = DT_EXTENDED_IDS;
+ switch (ha->pdev->device) {
+ case PCI_DEVICE_ID_QLOGIC_ISP2100:
+ ha->device_type |= DT_ISP2100;
+ ha->device_type &= ~DT_EXTENDED_IDS;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2200:
+ ha->device_type |= DT_ISP2200;
+ ha->device_type &= ~DT_EXTENDED_IDS;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2300:
+ ha->device_type |= DT_ISP2300;
+ ha->device_type |= DT_ZIO_SUPPORTED;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2312:
+ ha->device_type |= DT_ISP2312;
+ ha->device_type |= DT_ZIO_SUPPORTED;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2322:
+ ha->device_type |= DT_ISP2322;
+ ha->device_type |= DT_ZIO_SUPPORTED;
+ if (ha->pdev->subsystem_vendor == 0x1028 &&
+ ha->pdev->subsystem_device == 0x0170)
+ ha->device_type |= DT_OEM_001;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP6312:
+ ha->device_type |= DT_ISP6312;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP6322:
+ ha->device_type |= DT_ISP6322;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2422:
+ ha->device_type |= DT_ISP2422;
+ ha->device_type |= DT_ZIO_SUPPORTED;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP2432:
+ ha->device_type |= DT_ISP2432;
+ ha->device_type |= DT_ZIO_SUPPORTED;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP5422:
+ ha->device_type |= DT_ISP5422;
+ break;
+ case PCI_DEVICE_ID_QLOGIC_ISP5432:
+ ha->device_type |= DT_ISP5432;
+ break;
+ }
+}
+
static int
qla2x00_iospace_config(scsi_qla_host_t *ha)
{
@@ -1307,7 +1358,8 @@ int qla2x00_probe_one(struct pci_dev *pdev, struct qla_board_info *brd_info)
ha->brd_info = brd_info;
sprintf(ha->host_str, "%s_%ld", ha->brd_info->drv_name, ha->host_no);
- ha->dpc_pid = -1;
+ /* Set ISP-type information. */
+ qla2x00_set_isp_flags(ha);
/* Configure PCI I/O space */
ret = qla2x00_iospace_config(ha);
@@ -1386,7 +1438,7 @@ int qla2x00_probe_one(struct pci_dev *pdev, struct qla_board_info *brd_info)
ha->gid_list_info_size = 6;
if (IS_QLA2322(ha) || IS_QLA6322(ha))
ha->optrom_size = OPTROM_SIZE_2322;
- } else if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) {
+ } else if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
host->max_id = MAX_TARGETS_2200;
ha->mbx_count = MAILBOX_REGISTER_COUNT;
ha->request_q_length = REQUEST_ENTRY_CNT_24XX;
@@ -1449,9 +1501,6 @@ int qla2x00_probe_one(struct pci_dev *pdev, struct qla_board_info *brd_info)
*/
spin_lock_init(&ha->mbx_reg_lock);
- init_completion(&ha->dpc_inited);
- init_completion(&ha->dpc_exited);
-
qla2x00_config_dma_addressing(ha);
if (qla2x00_mem_alloc(ha)) {
qla_printk(KERN_WARNING, ha,
@@ -1478,16 +1527,14 @@ int qla2x00_probe_one(struct pci_dev *pdev, struct qla_board_info *brd_info)
/*
* Startup the kernel thread for this host adapter
*/
- ha->dpc_should_die = 0;
- ha->dpc_pid = kernel_thread(qla2x00_do_dpc, ha, 0);
- if (ha->dpc_pid < 0) {
+ ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
+ "%s_dpc", ha->host_str);
+ if (IS_ERR(ha->dpc_thread)) {
qla_printk(KERN_WARNING, ha,
"Unable to start DPC thread!\n");
-
- ret = -ENODEV;
+ ret = PTR_ERR(ha->dpc_thread);
goto probe_failed;
}
- wait_for_completion(&ha->dpc_inited);
host->this_id = 255;
host->cmd_per_lun = 3;
@@ -1517,7 +1564,7 @@ int qla2x00_probe_one(struct pci_dev *pdev, struct qla_board_info *brd_info)
spin_lock_irqsave(&ha->hardware_lock, flags);
reg = ha->iobase;
- if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) {
+ if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_CLR_HOST_INT);
WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_CLR_RISC_INT);
} else {
@@ -1621,8 +1668,6 @@ EXPORT_SYMBOL_GPL(qla2x00_remove_one);
static void
qla2x00_free_device(scsi_qla_host_t *ha)
{
- int ret;
-
/* Abort any outstanding IO descriptors. */
if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
qla2x00_cancel_io_descriptors(ha);
@@ -1632,18 +1677,15 @@ qla2x00_free_device(scsi_qla_host_t *ha)
qla2x00_stop_timer(ha);
/* Kill the kernel thread for this host */
- if (ha->dpc_pid >= 0) {
- ha->dpc_should_die = 1;
- wmb();
- ret = kill_proc(ha->dpc_pid, SIGHUP, 1);
- if (ret) {
- qla_printk(KERN_ERR, ha,
- "Unable to signal DPC thread -- (%d)\n", ret);
+ if (ha->dpc_thread) {
+ struct task_struct *t = ha->dpc_thread;
- /* TODO: SOMETHING MORE??? */
- } else {
- wait_for_completion(&ha->dpc_exited);
- }
+ /*
+ * qla2xxx_wake_dpc checks for ->dpc_thread
+ * so we need to zero it out.
+ */
+ ha->dpc_thread = NULL;
+ kthread_stop(t);
}
/* Stop currently executing firmware. */
@@ -1775,8 +1817,8 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha, int defer)
atomic_set(&fcport->state, FCS_DEVICE_LOST);
}
- if (defer && ha->dpc_wait && !ha->dpc_active)
- up(ha->dpc_wait);
+ if (defer)
+ qla2xxx_wake_dpc(ha);
}
/*
@@ -1993,7 +2035,6 @@ qla2x00_mem_free(scsi_qla_host_t *ha)
{
struct list_head *fcpl, *fcptemp;
fc_port_t *fcport;
- unsigned int wtime;/* max wait time if mbx cmd is busy. */
if (ha == NULL) {
/* error */
@@ -2001,11 +2042,6 @@ qla2x00_mem_free(scsi_qla_host_t *ha)
return;
}
- /* Make sure all other threads are stopped. */
- wtime = 60 * 1000;
- while (ha->dpc_wait && wtime)
- wtime = msleep_interruptible(wtime);
-
/* free ioctl memory */
qla2x00_free_ioctl_mem(ha);
@@ -2156,7 +2192,6 @@ qla2x00_free_sp_pool( scsi_qla_host_t *ha)
static int
qla2x00_do_dpc(void *data)
{
- DECLARE_MUTEX_LOCKED(sem);
scsi_qla_host_t *ha;
fc_port_t *fcport;
uint8_t status;
@@ -2164,32 +2199,19 @@ qla2x00_do_dpc(void *data)
ha = (scsi_qla_host_t *)data;
- lock_kernel();
-
- daemonize("%s_dpc", ha->host_str);
- allow_signal(SIGHUP);
-
- ha->dpc_wait = &sem;
-
set_user_nice(current, -20);
- unlock_kernel();
-
- complete(&ha->dpc_inited);
-
- while (1) {
+ while (!kthread_should_stop()) {
DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
- if (down_interruptible(&sem))
- break;
-
- if (ha->dpc_should_die)
- break;
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule();
+ __set_current_state(TASK_RUNNING);
DEBUG3(printk("qla2x00: DPC handler waking up\n"));
/* Initialization not yet finished. Don't do anything yet. */
- if (!ha->flags.init_done || ha->dpc_active)
+ if (!ha->flags.init_done)
continue;
DEBUG3(printk("scsi(%ld): DPC handler\n", ha->host_no));
@@ -2273,7 +2295,7 @@ qla2x00_do_dpc(void *data)
} else
status =
qla2x00_local_device_login(
- ha, fcport->loop_id);
+ ha, fcport);
if (status == QLA_SUCCESS) {
fcport->old_loop_id = fcport->loop_id;
@@ -2356,10 +2378,16 @@ qla2x00_do_dpc(void *data)
/*
* Make sure that nobody tries to wake us up again.
*/
- ha->dpc_wait = NULL;
ha->dpc_active = 0;
- complete_and_exit(&ha->dpc_exited, 0);
+ return 0;
+}
+
+void
+qla2xxx_wake_dpc(scsi_qla_host_t *ha)
+{
+ if (ha->dpc_thread)
+ wake_up_process(ha->dpc_thread);
}
/*
@@ -2540,11 +2568,8 @@ qla2x00_timer(scsi_qla_host_t *ha)
test_bit(LOGIN_RETRY_NEEDED, &ha->dpc_flags) ||
test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) ||
test_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags) ||
- test_bit(RELOGIN_NEEDED, &ha->dpc_flags)) &&
- ha->dpc_wait && !ha->dpc_active) {
-
- up(ha->dpc_wait);
- }
+ test_bit(RELOGIN_NEEDED, &ha->dpc_flags)))
+ qla2xxx_wake_dpc(ha);
qla2x00_restart_timer(ha, WATCH_INTERVAL);
}
@@ -2576,13 +2601,12 @@ qla2x00_down_timeout(struct semaphore *sema, unsigned long timeout)
/* Firmware interface routines. */
-#define FW_BLOBS 6
+#define FW_BLOBS 5
#define FW_ISP21XX 0
#define FW_ISP22XX 1
#define FW_ISP2300 2
#define FW_ISP2322 3
-#define FW_ISP63XX 4
-#define FW_ISP24XX 5
+#define FW_ISP24XX 4
static DECLARE_MUTEX(qla_fw_lock);
@@ -2591,7 +2615,6 @@ static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
{ .name = "ql2200_fw.bin", .segs = { 0x1000, 0 }, },
{ .name = "ql2300_fw.bin", .segs = { 0x800, 0 }, },
{ .name = "ql2322_fw.bin", .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
- { .name = "ql6312_fw.bin", .segs = { 0x800, 0 }, },
{ .name = "ql2400_fw.bin", },
};
@@ -2605,13 +2628,11 @@ qla2x00_request_firmware(scsi_qla_host_t *ha)
blob = &qla_fw_blobs[FW_ISP21XX];
} else if (IS_QLA2200(ha)) {
blob = &qla_fw_blobs[FW_ISP22XX];
- } else if (IS_QLA2300(ha) || IS_QLA2312(ha)) {
+ } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
blob = &qla_fw_blobs[FW_ISP2300];
- } else if (IS_QLA2322(ha)) {
+ } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
blob = &qla_fw_blobs[FW_ISP2322];
- } else if (IS_QLA6312(ha) || IS_QLA6322(ha)) {
- blob = &qla_fw_blobs[FW_ISP63XX];
- } else if (IS_QLA24XX(ha)) {
+ } else if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
blob = &qla_fw_blobs[FW_ISP24XX];
}
@@ -2667,6 +2688,10 @@ static struct pci_device_id qla2xxx_pci_tbl[] = {
PCI_ANY_ID, PCI_ANY_ID, },
{ PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432,
PCI_ANY_ID, PCI_ANY_ID, },
+ { PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ { PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432,
+ PCI_ANY_ID, PCI_ANY_ID, },
{ 0 },
};
MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.