Re: [PATCH v7 08/11] ARM: sun9i: smp: Add is_a83t field
From: Maxime Ripard
Date: Mon Apr 23 2018 - 04:14:34 EST
On Fri, Apr 20, 2018 at 11:10:19PM +0200, Mylène Josserand wrote:
> To prepare the support of sun8i-a83t, add a field in the smp_data
> structure to know if we are on sun9i-a80 or sun8i-a83t.
>
> Add also a global variable to retrieve which architecture we are
> having.
>
> Signed-off-by: Mylène Josserand <mylene.josserand@xxxxxxxxxxx>
> ---
> arch/arm/mach-sunxi/mc_smp.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm/mach-sunxi/mc_smp.c b/arch/arm/mach-sunxi/mc_smp.c
> index 03f021d0c73e..48e5f4db64b6 100644
> --- a/arch/arm/mach-sunxi/mc_smp.c
> +++ b/arch/arm/mach-sunxi/mc_smp.c
> @@ -74,6 +74,7 @@ static void __iomem *sram_b_smp_base;
>
> extern void sunxi_mc_smp_secondary_startup(void);
> extern void sunxi_mc_smp_resume(void);
> +static int is_a83t;
>
> static bool sunxi_core_is_cortex_a15(unsigned int core, unsigned int cluster)
> {
> @@ -624,6 +625,7 @@ struct sunxi_mc_smp_nodes {
> struct sunxi_mc_smp_data {
> const char *enable_method;
> int (*get_smp_nodes)(struct sunxi_mc_smp_nodes *nodes);
> + int is_a83t;
This can be made a boolean.
Maxime
--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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