Looks good to me!
Acked-by: Andres Salomon <dilinger@xxxxxxxxxx>
On Thu, 23 Sep 2010
17:28:04 +0100 (BST) Daniel Drake <dsd@xxxxxxxxxx> wrote:
> This configuration type override is for XO-1 only and must not happen
> on XO-1.5.
>
> Signed-off-by: Daniel Drake <dsd@xxxxxxxxxx>
> ---
>
> Replaces earlier patches:
> [PATCH 1/3] OLPC: extended board revision detection
> [PATCH 2/3] PCI: OLPC configuration cleanup
>
> Due to the fact that CONFIG_OLPC is associated with multiple laptop
> models (not only the XO-1), it makes sense to keep this as a separate
> configuration option.
>
> We decided against adding functions to distinguish between
> XO-1/XO-1.5 as we don't want to encourage laptop checking in this
> way. There should only be one or two cases where this actually
> matters (here is one of them).
>
> arch/x86/Kconfig | 2 +-
> arch/x86/kernel/olpc.c | 6 ++++--
> arch/x86/pci/olpc.c | 2 +-
> 3 files changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index cea0cd9..0ed4c9b 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -1900,7 +1900,7 @@ config PCI_GODIRECT
> bool "Direct"
>
> config PCI_GOOLPC
> - bool "OLPC"
> + bool "OLPC XO-1"
> depends on OLPC
>
> config PCI_GOANY
> diff --git a/arch/x86/kernel/olpc.c b/arch/x86/kernel/olpc.c
> index 0e0cdde..635888c 100644
> --- a/arch/x86/kernel/olpc.c
> +++ b/arch/x86/kernel/olpc.c
> @@ -242,8 +242,10 @@ static int __init olpc_init(void)
> (unsigned char *) &olpc_platform_info.ecver,
> 1);
> #ifdef CONFIG_PCI_OLPC
> - /* If the VSA exists let it emulate PCI, if not emulate in
> kernel */
> - if (!cs5535_has_vsa2())
> + /* If the VSA exists let it emulate PCI, if not emulate in
> kernel.
> + * XO-1 only. */
> + if (olpc_platform_info.boardrev < olpc_board_pre(0xd0) &&
> + !cs5535_has_vsa2())
> x86_init.pci.arch_init = pci_olpc_init;
> #endif
>
> diff --git a/arch/x86/pci/olpc.c b/arch/x86/pci/olpc.c
> index b348154..13700ec 100644
> --- a/arch/x86/pci/olpc.c
> +++ b/arch/x86/pci/olpc.c
> @@ -304,7 +304,7 @@ static struct pci_raw_ops pci_olpc_conf = {
>
> int __init pci_olpc_init(void)
> {
> - printk(KERN_INFO "PCI: Using configuration type OLPC\n");
> + printk(KERN_INFO "PCI: Using configuration type OLPC
> XO-1\n"); raw_pci_ops = &pci_olpc_conf;
> is_lx = is_geode_lx();
> return 0;
--
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