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SubjectRe: [PATCH AUTOSEL 4.18 069/131] PCI: mobiveil: Fix struct mobiveil_pcie.pcie_reg_base address type
Acked-by: Subrahmanya Lingappa

Thanks.

On Sun, Sep 2, 2018 at 6:34 PM Sasha Levin
<Alexander.Levin@microsoft.com> wrote:
>
> From: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
>
> [ Upstream commit af3f606e0bbb6d811c50b7b90fe324b07fb7cab8 ]
>
> The field pcie_reg_base in struct mobiveil_pcie represents a physical
> address so it should be of phys_addr_t type rather than void __iomem*;
> this results in the following compilation warnings:
>
> drivers/pci/controller/pcie-mobiveil.c: In function
> 'mobiveil_pcie_parse_dt':
> drivers/pci/controller/pcie-mobiveil.c:326:22: warning: assignment makes
> pointer from integer without a cast [-Wint-conversion]
> pcie->pcie_reg_base = res->start;
> ^
> drivers/pci/controller/pcie-mobiveil.c: In function
> 'mobiveil_pcie_enable_msi':
> drivers/pci/controller/pcie-mobiveil.c:485:25: warning: initialization
> makes integer from pointer without a cast [-Wint-conversion]
> phys_addr_t msg_addr = pcie->pcie_reg_base;
> ^~~~
> drivers/pci/controller/pcie-mobiveil.c: In function
> 'mobiveil_compose_msi_msg':
> drivers/pci/controller/pcie-mobiveil.c:640:21: warning: initialization
> makes integer from pointer without a cast [-Wint-conversion]
> phys_addr_t addr = pcie->pcie_reg_base + (data->hwirq * sizeof(int));
>
> Fix the type and with it the compilation warnings.
>
> Fixes: 9af6bcb11e12 ("PCI: mobiveil: Add Mobiveil PCIe Host Bridge IP
> driver")
> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
> Cc: Bjorn Helgaas <bhelgaas@google.com>
> Cc: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in>
> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
> ---
> drivers/pci/controller/pcie-mobiveil.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
> index 2c81be37b010..a939e8d31735 100644
> --- a/drivers/pci/controller/pcie-mobiveil.c
> +++ b/drivers/pci/controller/pcie-mobiveil.c
> @@ -132,7 +132,7 @@ struct mobiveil_pcie {
> void __iomem *config_axi_slave_base; /* endpoint config base */
> void __iomem *csr_axi_slave_base; /* root port config base */
> void __iomem *apb_csr_base; /* MSI register base */
> - void __iomem *pcie_reg_base; /* Physical PCIe Controller Base */
> + phys_addr_t pcie_reg_base; /* Physical PCIe Controller Base */
> struct irq_domain *intx_domain;
> raw_spinlock_t intx_mask_lock;
> int irq;
> --
> 2.17.1

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