diff options
| author | Lalit Chandivade <lalit.chandivade@qlogic.com> | 2010-12-02 22:12:27 -0800 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2010-12-21 12:24:38 -0600 |
| commit | e6b07df8b0f1530a8ed606f6f464487520d74ad9 (patch) | |
| tree | 67383d39e70f8a16f92256b93f37ba0934433ab1 /drivers/scsi/qla4xxx/ql4_mbx.c | |
| parent | 6790d4fecf4373016e2983f913bcc0f1cdfa8ca0 (diff) | |
| download | kernel_samsung_smdk4412-e6b07df8b0f1530a8ed606f6f464487520d74ad9.zip kernel_samsung_smdk4412-e6b07df8b0f1530a8ed606f6f464487520d74ad9.tar.gz kernel_samsung_smdk4412-e6b07df8b0f1530a8ed606f6f464487520d74ad9.tar.bz2 | |
[SCSI] qla4xxx: do not process interrupt unconditionally
in mailbox command do not process interrupt unconditionally,
process interrupt only in polling mode
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Lalit Chandivade <lalit.chandivade@qlogic.com>
Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_mbx.c')
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_mbx.c | 18 |
1 files changed, 1 insertions, 17 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c index 8961d4c..b7e43b1 100644 --- a/drivers/scsi/qla4xxx/ql4_mbx.c +++ b/drivers/scsi/qla4xxx/ql4_mbx.c @@ -81,23 +81,7 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, */ spin_lock_irqsave(&ha->hardware_lock, flags); - if (is_qla8022(ha)) { - intr_status = readl(&ha->qla4_8xxx_reg->host_int); - if (intr_status & ISRX_82XX_RISC_INT) { - /* Service existing interrupt */ - DEBUG2(printk("scsi%ld: %s: " - "servicing existing interrupt\n", - ha->host_no, __func__)); - intr_status = readl(&ha->qla4_8xxx_reg->host_status); - ha->isp_ops->interrupt_service_routine(ha, intr_status); - clear_bit(AF_MBOX_COMMAND_DONE, &ha->flags); - if (test_bit(AF_INTERRUPTS_ON, &ha->flags) && - test_bit(AF_INTx_ENABLED, &ha->flags)) - qla4_8xxx_wr_32(ha, - ha->nx_legacy_intr.tgt_mask_reg, - 0xfbff); - } - } else { + if (!is_qla8022(ha)) { intr_status = readl(&ha->reg->ctrl_status); if (intr_status & CSR_SCSI_PROCESSOR_INTR) { /* Service existing interrupt */ |