*/
#include "qla_def.h"
+#include <linux/delay.h>
#include <scsi/scsi_tcq.h>
static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t);
int status;
unsigned long flags;
unsigned long iter;
+ uint16_t hccr;
uint16_t mb[4];
ha = (scsi_qla_host_t *) dev_id;
spin_lock_irqsave(&ha->hardware_lock, flags);
for (iter = 50; iter--; ) {
- if ((RD_REG_WORD(®->istatus) & ISR_RISC_INT) == 0)
+ hccr = RD_REG_WORD(®->hccr);
+ if (hccr & HCCR_RISC_PAUSE) {
+ if (pci_channel_offline(ha->pdev))
+ break;
+
+ /*
+ * Issue a "HARD" reset in order for the RISC interrupt
+ * bit to be cleared. Schedule a big hammmer to get
+ * out of the RISC PAUSED state.
+ */
+ WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
+ RD_REG_WORD(®->hccr);
+
+ ha->isp_ops->fw_dump(ha, 1);
+ set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
+ break;
+ } else if ((RD_REG_WORD(®->istatus) & ISR_RISC_INT) == 0)
break;
if (RD_REG_WORD(®->semaphore) & BIT_0) {
if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) &&
(status & MBX_INTERRUPT) && ha->flags.mbox_int) {
set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
- up(&ha->mbx_intr_sem);
+ complete(&ha->mbx_intr_comp);
}
return (IRQ_HANDLED);
for (iter = 50; iter--; ) {
stat = RD_REG_DWORD(®->u.isp2300.host_status);
if (stat & HSR_RISC_PAUSED) {
+ if (pci_channel_offline(ha->pdev))
+ break;
+
hccr = RD_REG_WORD(®->hccr);
if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8))
qla_printk(KERN_INFO, ha, "Parity error -- "
if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) &&
(status & MBX_INTERRUPT) && ha->flags.mbox_int) {
set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
- up(&ha->mbx_intr_sem);
+ complete(&ha->mbx_intr_comp);
}
return (IRQ_HANDLED);
break;
case MBA_SYSTEM_ERR: /* System Error */
- mb[1] = RD_MAILBOX_REG(ha, reg, 1);
- mb[2] = RD_MAILBOX_REG(ha, reg, 2);
- mb[3] = RD_MAILBOX_REG(ha, reg, 3);
-
qla_printk(KERN_INFO, ha,
"ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh.\n",
mb[1], mb[2], mb[3]);
/* Check if the Vport has issued a SCR */
if (ha->parent && test_bit(VP_SCR_NEEDED, &ha->vp_flags))
break;
+ /* Only handle SCNs for our Vport index. */
+ if (ha->flags.npiv_supported && ha->vp_idx != mb[3])
+ break;
DEBUG2(printk("scsi(%ld): Asynchronous RSCR UPDATE.\n",
ha->host_no));
DEBUG(printk(KERN_INFO
- "scsi(%ld): RSCN database changed -- %04x %04x.\n",
- ha->host_no, mb[1], mb[2]));
+ "scsi(%ld): RSCN database changed -- %04x %04x %04x.\n",
+ ha->host_no, mb[1], mb[2], mb[3]));
rscn_entry = (mb[1] << 16) | mb[2];
host_pid = (ha->d_id.b.domain << 16) | (ha->d_id.b.area << 8) |
WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), ha->rsp_ring_index);
}
+static inline void
+qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t sense_len)
+{
+ struct scsi_cmnd *cp = sp->cmd;
+
+ if (sense_len >= SCSI_SENSE_BUFFERSIZE)
+ sense_len = SCSI_SENSE_BUFFERSIZE;
+
+ CMD_ACTUAL_SNSLEN(cp) = sense_len;
+ sp->request_sense_length = sense_len;
+ sp->request_sense_ptr = cp->sense_buffer;
+ if (sp->request_sense_length > 32)
+ sense_len = 32;
+
+ memcpy(cp->sense_buffer, sense_data, sense_len);
+
+ sp->request_sense_ptr += sense_len;
+ sp->request_sense_length -= sense_len;
+ if (sp->request_sense_length != 0)
+ sp->ha->status_srb = sp;
+
+ DEBUG5(printk("%s(): Check condition Sense data, scsi(%ld:%d:%d:%d) "
+ "cmd=%p pid=%ld\n", __func__, sp->ha->host_no, cp->device->channel,
+ cp->device->id, cp->device->lun, cp, cp->serial_number));
+ if (sense_len)
+ DEBUG5(qla2x00_dump_buffer(cp->sense_buffer,
+ CMD_ACTUAL_SNSLEN(cp)));
+}
+
/**
* qla2x00_status_entry() - Process a Status IOCB entry.
* @ha: SCSI driver HA context
if (lscsi_status != SS_CHECK_CONDITION)
break;
- /* Copy Sense Data into sense buffer. */
- memset(cp->sense_buffer, 0, sizeof(cp->sense_buffer));
-
+ memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
if (!(scsi_status & SS_SENSE_LEN_VALID))
break;
- if (sense_len >= sizeof(cp->sense_buffer))
- sense_len = sizeof(cp->sense_buffer);
-
- CMD_ACTUAL_SNSLEN(cp) = sense_len;
- sp->request_sense_length = sense_len;
- sp->request_sense_ptr = cp->sense_buffer;
-
- if (sp->request_sense_length > 32)
- sense_len = 32;
-
- memcpy(cp->sense_buffer, sense_data, sense_len);
-
- sp->request_sense_ptr += sense_len;
- sp->request_sense_length -= sense_len;
- if (sp->request_sense_length != 0)
- ha->status_srb = sp;
-
- DEBUG5(printk("%s(): Check condition Sense data, "
- "scsi(%ld:%d:%d:%d) cmd=%p pid=%ld\n", __func__,
- ha->host_no, cp->device->channel, cp->device->id,
- cp->device->lun, cp, cp->serial_number));
- if (sense_len)
- DEBUG5(qla2x00_dump_buffer(cp->sense_buffer,
- CMD_ACTUAL_SNSLEN(cp)));
+ qla2x00_handle_sense(sp, sense_data, sense_len);
break;
case CS_DATA_UNDERRUN:
resid = resid_len;
/* Use F/W calculated residual length. */
- if (IS_FWI2_CAPABLE(ha))
+ if (IS_FWI2_CAPABLE(ha)) {
+ if (scsi_status & SS_RESIDUAL_UNDER &&
+ resid != fw_resid_len) {
+ scsi_status &= ~SS_RESIDUAL_UNDER;
+ lscsi_status = 0;
+ }
resid = fw_resid_len;
+ }
if (scsi_status & SS_RESIDUAL_UNDER) {
scsi_set_resid(cp, resid);
if (lscsi_status != SS_CHECK_CONDITION)
break;
- /* Copy Sense Data into sense buffer */
- memset(cp->sense_buffer, 0, sizeof(cp->sense_buffer));
-
+ memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
if (!(scsi_status & SS_SENSE_LEN_VALID))
break;
- if (sense_len >= sizeof(cp->sense_buffer))
- sense_len = sizeof(cp->sense_buffer);
-
- CMD_ACTUAL_SNSLEN(cp) = sense_len;
- sp->request_sense_length = sense_len;
- sp->request_sense_ptr = cp->sense_buffer;
-
- if (sp->request_sense_length > 32)
- sense_len = 32;
-
- memcpy(cp->sense_buffer, sense_data, sense_len);
-
- sp->request_sense_ptr += sense_len;
- sp->request_sense_length -= sense_len;
- if (sp->request_sense_length != 0)
- ha->status_srb = sp;
-
- DEBUG5(printk("%s(): Check condition Sense data, "
- "scsi(%ld:%d:%d:%d) cmd=%p pid=%ld\n",
- __func__, ha->host_no, cp->device->channel,
- cp->device->id, cp->device->lun, cp,
- cp->serial_number));
+ qla2x00_handle_sense(sp, sense_data, sense_len);
/*
* In case of a Underrun condition, set both the lscsi
cp->result = DID_ERROR << 16 | lscsi_status;
}
-
- if (sense_len)
- DEBUG5(qla2x00_dump_buffer(cp->sense_buffer,
- CMD_ACTUAL_SNSLEN(cp)));
} else {
/*
* If RISC reports underrun and target does not report
WRT_REG_DWORD(®->rsp_q_out, ha->rsp_ring_index);
}
+static void
+qla2xxx_check_risc_status(scsi_qla_host_t *ha)
+{
+ int rval;
+ uint32_t cnt;
+ struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
+
+ if (!IS_QLA25XX(ha))
+ return;
+
+ rval = QLA_SUCCESS;
+ WRT_REG_DWORD(®->iobase_addr, 0x7C00);
+ RD_REG_DWORD(®->iobase_addr);
+ WRT_REG_DWORD(®->iobase_window, 0x0001);
+ for (cnt = 10000; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 &&
+ rval == QLA_SUCCESS; cnt--) {
+ if (cnt) {
+ WRT_REG_DWORD(®->iobase_window, 0x0001);
+ udelay(10);
+ } else
+ rval = QLA_FUNCTION_TIMEOUT;
+ }
+ if (rval == QLA_SUCCESS)
+ goto next_test;
+
+ WRT_REG_DWORD(®->iobase_window, 0x0003);
+ for (cnt = 100; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 &&
+ rval == QLA_SUCCESS; cnt--) {
+ if (cnt) {
+ WRT_REG_DWORD(®->iobase_window, 0x0003);
+ udelay(10);
+ } else
+ rval = QLA_FUNCTION_TIMEOUT;
+ }
+ if (rval != QLA_SUCCESS)
+ goto done;
+
+next_test:
+ if (RD_REG_DWORD(®->iobase_c8) & BIT_3)
+ qla_printk(KERN_INFO, ha, "Additional code -- 0x55AA.\n");
+
+done:
+ WRT_REG_DWORD(®->iobase_window, 0x0000);
+ RD_REG_DWORD(®->iobase_window);
+}
+
/**
* qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP63xx.
* @irq:
for (iter = 50; iter--; ) {
stat = RD_REG_DWORD(®->host_status);
if (stat & HSRX_RISC_PAUSED) {
+ if (pci_channel_offline(ha->pdev))
+ break;
+
hccr = RD_REG_DWORD(®->hccr);
qla_printk(KERN_INFO, ha, "RISC paused -- HCCR=%x, "
"Dumping firmware!\n", hccr);
+
+ qla2xxx_check_risc_status(ha);
+
ha->isp_ops->fw_dump(ha, 1);
set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
break;
if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) &&
(status & MBX_INTERRUPT) && ha->flags.mbox_int) {
set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
- up(&ha->mbx_intr_sem);
+ complete(&ha->mbx_intr_comp);
}
return IRQ_HANDLED;
qla24xx_process_response_queue(ha);
WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
- RD_REG_DWORD_RELAXED(®->hccr);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
struct device_reg_24xx __iomem *reg;
int status;
unsigned long flags;
- unsigned long iter;
uint32_t stat;
uint32_t hccr;
uint16_t mb[4];
status = 0;
spin_lock_irqsave(&ha->hardware_lock, flags);
- for (iter = 50; iter--; ) {
+ do {
stat = RD_REG_DWORD(®->host_status);
if (stat & HSRX_RISC_PAUSED) {
+ if (pci_channel_offline(ha->pdev))
+ break;
+
hccr = RD_REG_DWORD(®->hccr);
qla_printk(KERN_INFO, ha, "RISC paused -- HCCR=%x, "
"Dumping firmware!\n", hccr);
+
+ qla2xxx_check_risc_status(ha);
+
ha->isp_ops->fw_dump(ha, 1);
set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
break;
break;
}
WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT);
- RD_REG_DWORD_RELAXED(®->hccr);
- }
+ } while (0);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) &&
(status & MBX_INTERRUPT) && ha->flags.mbox_int) {
set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
- up(&ha->mbx_intr_sem);
+ complete(&ha->mbx_intr_comp);
}
return IRQ_HANDLED;
goto skip_msix;
}
+ if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
+ (ha->pdev->subsystem_device == 0x7040 ||
+ ha->pdev->subsystem_device == 0x7041 ||
+ ha->pdev->subsystem_device == 0x1705)) {
+ DEBUG2(qla_printk(KERN_WARNING, ha,
+ "MSI-X: Unsupported ISP2432 SSVID/SSDID (0x%X, 0x%X).\n",
+ ha->pdev->subsystem_vendor,
+ ha->pdev->subsystem_device));
+
+ goto skip_msi;
+ }
+
ret = qla24xx_enable_msix(ha);
if (!ret) {
DEBUG2(qla_printk(KERN_INFO, ha,
projects / linux-2.6-omap-h63xx.git / blobdiff