Nice work,
what kernel version(s) without PCI support have you tested this against?
There are also PCI(e) functions in backport/compat/compat-3.7.c and
backport/compat/compat-2.6.27.c
On 07/31/2013 10:39 AM, Patrick Ziegler wrote:
> Signed-off-by: Patrick Ziegler <patrick.ziegler@xxxxxxxx>
> ---
> backport/compat/compat-2.6.25.c | 2 ++
> backport/compat/compat-2.6.28.c | 4 ++++
> 2 files changed, 6 insertions(+)
>
> diff --git a/backport/compat/compat-2.6.25.c b/backport/compat/compat-2.6.25.c
> index b3597ea..37407a4 100644
> --- a/backport/compat/compat-2.6.25.c
> +++ b/backport/compat/compat-2.6.25.c
> @@ -210,6 +210,7 @@ EXPORT_SYMBOL_GPL(sg_alloc_table);
> * to it. We implement a sloppy work around for backporting
> * this.
> */
> +#ifdef CONFIG_PCI
> int pci_enable_device_mem(struct pci_dev *dev)
> {
> int bars = pci_select_bars(dev, IORESOURCE_MEM);
> @@ -217,6 +218,7 @@ int pci_enable_device_mem(struct pci_dev *dev)
> return pci_enable_device_bars(dev, bars);
> }
> EXPORT_SYMBOL_GPL(pci_enable_device_mem);
> +#endif
>
> /**
> * The following things are out of ./lib/vsprintf.c
> diff --git a/backport/compat/compat-2.6.28.c b/backport/compat/compat-2.6.28.c
> index e47626b..9c21de8 100644
> --- a/backport/compat/compat-2.6.28.c
> +++ b/backport/compat/compat-2.6.28.c
> @@ -238,6 +238,7 @@ EXPORT_SYMBOL_GPL(usb_anchor_empty);
> #endif /* CONFIG_USB */
> #endif
>
> +#ifdef CONFIG_PCI
> void __iomem *pci_ioremap_bar(struct pci_dev *pdev, int bar)
> {
> /*
> @@ -251,6 +252,7 @@ void __iomem *pci_ioremap_bar(struct pci_dev *pdev, int bar)
> pci_resource_len(pdev, bar));
> }
> EXPORT_SYMBOL_GPL(pci_ioremap_bar);
> +#endif
>
> static unsigned long round_jiffies_common(unsigned long j, int cpu,
> bool force_up)
> @@ -455,6 +457,7 @@ EXPORT_SYMBOL_GPL(n_tty_ioctl_helper);
> * generating PME# from both D3_hot and D3_cold, and the platform is unable to
> * enable wake-up power for it.
> */
> +#ifdef CONFIG_PCI
> int pci_wake_from_d3(struct pci_dev *dev, bool enable)
> {
> return pci_pme_capable(dev, PCI_D3cold) ?
> @@ -462,4 +465,5 @@ int pci_wake_from_d3(struct pci_dev *dev, bool enable)
> pci_enable_wake(dev, PCI_D3hot, enable);
> }
> EXPORT_SYMBOL_GPL(pci_wake_from_d3);
> +#endif
The mainline Linux kernel uses a empty pci_wake_from_d3() function if
CONFIG_PCI is not set in include/linux/pci.h
Hauke
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