Re: [PATCH 04/12] [SCSI] qla2xxx: Use standard PCIe Capability Link register field names

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Acked-by: Giridhar Malavali

On 12/7/12 12:17 AM, "Saurav Kashyap" <saurav.kashyap@xxxxxxxxxx> wrote:

>Acked-by: Saurav Kashyap <saurav.kashyap@xxxxxxxxxx>
>
>Thanks,
>~Saurav
>
>
>
>>Use the standard #defines for PCIe Link Capability register fields
>>rather than bare numbers.  This also uses the new PCI Express Capability
>>accessor rather than reading the capability directly.
>>
>>Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
>>CC: Andrew Vasquez <andrew.vasquez@xxxxxxxxxx>
>>CC: linux-driver@xxxxxxxxxx
>>CC: "James E.J. Bottomley" <JBottomley@xxxxxxxxxxxxx>
>>CC: linux-scsi@xxxxxxxxxxxxxxx
>>---
>> drivers/scsi/qla2xxx/qla_os.c |   14 +++++---------
>> 1 files changed, 5 insertions(+), 9 deletions(-)
>>
>>diff --git a/drivers/scsi/qla2xxx/qla_os.c
>>b/drivers/scsi/qla2xxx/qla_os.c
>>index d501bf5..b5d070f 100644
>>--- a/drivers/scsi/qla2xxx/qla_os.c
>>+++ b/drivers/scsi/qla2xxx/qla_os.c
>>@@ -480,18 +480,14 @@ qla24xx_pci_info_str(struct scsi_qla_host *vha,
>>char *str)
>> 	static char *pci_bus_modes[] = { "33", "66", "100", "133", };
>> 	struct qla_hw_data *ha = vha->hw;
>> 	uint32_t pci_bus;
>>-	int pcie_reg;
>> 
>>-	pcie_reg = pci_pcie_cap(ha->pdev);
>>-	if (pcie_reg) {
>>+	if (pci_is_pcie(ha->pdev)) {
>> 		char lwstr[6];
>>-		uint16_t pcie_lstat, lspeed, lwidth;
>>+		uint32_t lstat, lspeed, lwidth;
>> 
>>-		pcie_reg += PCI_EXP_LNKCAP;
>>-		pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat);
>>-		lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3);
>>-		lwidth = (pcie_lstat &
>>-		    (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4;
>>+		pcie_capability_read_dword(ha->pdev, PCI_EXP_LNKCAP, &lstat);
>>+		lspeed = lstat & PCI_EXP_LNKCAP_SLS;
>>+		lwidth = (lstat & PCI_EXP_LNKCAP_MLW) >> 4;
>> 
>> 		strcpy(str, "PCIe (");
>> 		if (lspeed == 1)
>>
>>--
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>


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