[PATCH] arm: bcm: Include missing errno.h

[Peter Robinson]

On Sun, 15 Mar 2026 at 23:58, Marek Vasut
<marek.vasut+renesas at mailbox.org> wrote:
>
> The msg.c file uses EIO macro defined in errno.h , include errno.h
> to avoid build failure:
>
> "
> arch/arm/mach-bcm283x/msg.c: In function 'bcm2835_power_on_module':
> arch/arm/mach-bcm283x/msg.c:73:25: error: 'EIO' undeclared (first use in this function)
>    73 |                 return -EIO;
>       |                         ^~~
> "
>
> Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
Reviewed-by: Peter Robinson <pbrobinson at gmail.com>
> ---
> Cc: Matthias Brugger <mbrugger at suse.com>
> Cc: Peter Robinson <pbrobinson at gmail.com>
> Cc: Tom Rini <trini at konsulko.com>
> Cc: u-boot at lists.denx.de
> ---
>  arch/arm/mach-bcm283x/msg.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/mach-bcm283x/msg.c b/arch/arm/mach-bcm283x/msg.c
> index 4993c0bdb81..05e1a02e80f 100644
> --- a/arch/arm/mach-bcm283x/msg.c
> +++ b/arch/arm/mach-bcm283x/msg.c
> @@ -7,6 +7,7 @@
>  #include <phys2bus.h>
>  #include <asm/arch/mbox.h>
>  #include <linux/delay.h>
> +#include <linux/errno.h>
>
>  struct msg_set_power_state {
>         struct bcm2835_mbox_hdr hdr;
> --
> 2.51.0
>