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-rw-r--r--drivers/scsi/qla2xxx/qla_init.c31
1 files changed, 14 insertions, 17 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 6ad15880c468..db998d84cd40 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -130,18 +130,17 @@ qla2x00_initialize_adapter(scsi_qla_host_t *ha)
int
qla2100_pci_config(scsi_qla_host_t *ha)
{
- uint16_t w, mwi;
+ int ret;
+ uint16_t w;
uint32_t d;
unsigned long flags;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
pci_set_master(ha->pdev);
- mwi = 0;
- if (pci_set_mwi(ha->pdev))
- mwi = PCI_COMMAND_INVALIDATE;
+ ret = pci_set_mwi(ha->pdev);
pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
- w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
+ w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
pci_write_config_word(ha->pdev, PCI_COMMAND, w);
/* Reset expansion ROM address decode enable */
@@ -166,22 +165,22 @@ qla2100_pci_config(scsi_qla_host_t *ha)
int
qla2300_pci_config(scsi_qla_host_t *ha)
{
- uint16_t w, mwi;
+ int ret;
+ uint16_t w;
uint32_t d;
unsigned long flags = 0;
uint32_t cnt;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
pci_set_master(ha->pdev);
- mwi = 0;
- if (pci_set_mwi(ha->pdev))
- mwi = PCI_COMMAND_INVALIDATE;
+ ret = pci_set_mwi(ha->pdev);
pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
- w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
+ w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
if (IS_QLA2322(ha) || IS_QLA6322(ha))
w &= ~PCI_COMMAND_INTX_DISABLE;
+ pci_write_config_word(ha->pdev, PCI_COMMAND, w);
/*
* If this is a 2300 card and not 2312, reset the
@@ -210,7 +209,7 @@ qla2300_pci_config(scsi_qla_host_t *ha)
ha->fb_rev = RD_FB_CMD_REG(ha, reg);
if (ha->fb_rev == FPM_2300)
- w &= ~PCI_COMMAND_INVALIDATE;
+ pci_clear_mwi(ha->pdev);
/* Deselect FPM registers. */
WRT_REG_WORD(&reg->ctrl_status, 0x0);
@@ -227,7 +226,6 @@ qla2300_pci_config(scsi_qla_host_t *ha)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
- pci_write_config_word(ha->pdev, PCI_COMMAND, w);
pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
@@ -253,19 +251,18 @@ qla2300_pci_config(scsi_qla_host_t *ha)
int
qla24xx_pci_config(scsi_qla_host_t *ha)
{
- uint16_t w, mwi;
+ int ret;
+ uint16_t w;
uint32_t d;
unsigned long flags = 0;
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
int pcix_cmd_reg, pcie_dctl_reg;
pci_set_master(ha->pdev);
- mwi = 0;
- if (pci_set_mwi(ha->pdev))
- mwi = PCI_COMMAND_INVALIDATE;
+ ret = pci_set_mwi(ha->pdev);
pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
- w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
+ w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
w &= ~PCI_COMMAND_INTX_DISABLE;
pci_write_config_word(ha->pdev, PCI_COMMAND, w);