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| author | Andrew Vasquez <andrew.vasquez@qlogic.com> | 2007-07-19 15:06:01 -0700 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.localdomain> | 2007-07-20 09:24:41 -0500 |
| commit | f85ec187dcd65c76dcb29f70ff3b5c7f2ae37cc8 (patch) | |
| tree | 80636a2211f25ec39db8449b11279e1fdccb7a90 | |
| parent | fd34f55694a784052981977cb84c50ea369ffc68 (diff) | |
| download | kernel_samsung_smdk4412-f85ec187dcd65c76dcb29f70ff3b5c7f2ae37cc8.zip kernel_samsung_smdk4412-f85ec187dcd65c76dcb29f70ff3b5c7f2ae37cc8.tar.gz kernel_samsung_smdk4412-f85ec187dcd65c76dcb29f70ff3b5c7f2ae37cc8.tar.bz2 | |
[SCSI] qla2xxx: Use PCI-X/PCI-Express read control interfaces.
Original from Peter Oruba <peter.oruba@amd.com>. Additional
cleanups included.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_init.c | 25 |
1 files changed, 4 insertions, 21 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 401a879..622cf8f 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -255,7 +255,6 @@ qla24xx_pci_config(scsi_qla_host_t *ha) 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); ret = pci_set_mwi(ha->pdev); @@ -268,28 +267,12 @@ qla24xx_pci_config(scsi_qla_host_t *ha) pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ - pcix_cmd_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX); - if (pcix_cmd_reg) { - uint16_t pcix_cmd; - - pcix_cmd_reg += PCI_X_CMD; - pci_read_config_word(ha->pdev, pcix_cmd_reg, &pcix_cmd); - pcix_cmd &= ~PCI_X_CMD_MAX_READ; - pcix_cmd |= 0x0008; - pci_write_config_word(ha->pdev, pcix_cmd_reg, pcix_cmd); - } + if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX)) + pcix_set_mmrbc(ha->pdev, 2048); /* PCIe -- adjust Maximum Read Request Size (2048). */ - pcie_dctl_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); - if (pcie_dctl_reg) { - uint16_t pcie_dctl; - - pcie_dctl_reg += PCI_EXP_DEVCTL; - pci_read_config_word(ha->pdev, pcie_dctl_reg, &pcie_dctl); - pcie_dctl &= ~PCI_EXP_DEVCTL_READRQ; - pcie_dctl |= 0x4000; - pci_write_config_word(ha->pdev, pcie_dctl_reg, pcie_dctl); - } + if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) + pcie_set_readrq(ha->pdev, 2048); /* Reset expansion ROM address decode enable */ pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |