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Message-ID: <b70c914a581e6362fe340c499e87fed9@codeaurora.org> Date: Thu, 21 Oct 2021 20:51:44 +0530 From: Prasad Malisetty <pmaliset@...eaurora.org> To: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org> Cc: svarbanov@...sol.com, agross@...nel.org, bjorn.andersson@...aro.org, lorenzo.pieralisi@....com, linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, vbadigan@...eaurora.org, kw@...ux.com, bhelgaas@...gle.com Subject: Re: [PATCH v1] PCI: qcom: Fix incorrect register offset in pcie init On 2021-10-21 13:06, Manivannan Sadhasivam wrote: > On Fri, Oct 15, 2021 at 12:28:49AM +0530, Prasad Malisetty wrote: >> In pcie_init_2_7_0 one of the register writes using incorrect offset >> as per the platform register definitions >> (PCIE_PARF_AXI_MSTR_WR_ADDR_HALT >> offset value should be 0x1A8 instead 0x178). >> Update the correct offset value for SDM845 platform. >> >> fixes: ed8cc3b1 ("PCI: qcom: Add support for SDM845 PCIe controller") >> >> Signed-off-by: Prasad Malisetty <pmaliset@...eaurora.org> > > After incorporating the reviews from Bjorn H, > > Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org> > > Thanks, > Mani > Thanks Mani for the review. I will incorporate the changes as suggested by Bjorn H in next patch version. -Prasad >> --- >> drivers/pci/controller/dwc/pcie-qcom.c | 4 ++-- >> 1 file changed, 2 insertions(+), 2 deletions(-) >> >> diff --git a/drivers/pci/controller/dwc/pcie-qcom.c >> b/drivers/pci/controller/dwc/pcie-qcom.c >> index 8a7a300..5bce152 100644 >> --- a/drivers/pci/controller/dwc/pcie-qcom.c >> +++ b/drivers/pci/controller/dwc/pcie-qcom.c >> @@ -1230,9 +1230,9 @@ static int qcom_pcie_init_2_7_0(struct qcom_pcie >> *pcie) >> writel(val, pcie->parf + PCIE20_PARF_MHI_CLOCK_RESET_CTRL); >> >> if (IS_ENABLED(CONFIG_PCI_MSI)) { >> - val = readl(pcie->parf + PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT); >> + val = readl(pcie->parf + PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT_V2); >> val |= BIT(31); >> - writel(val, pcie->parf + PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT); >> + writel(val, pcie->parf + PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT_V2); >> } >> >> return 0; >> -- >> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora >> Forum, >> a Linux Foundation Collaborative Project >>
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