Re: [RESEND PATCH v2 13/33] ARM: davinci: aintc: use readl/writel_relaxed()

From: Marc Zyngier
Date: Mon Feb 11 2019 - 07:54:38 EST


On 11/02/2019 12:25, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
>
> Raplace all calls to __raw_readl() & __raw_writel() with readl_relaxed()
> and writel_relaxed() respectively. It's safe to do as there's no
> endianness conversion being done in the code.
>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
> ---
> arch/arm/mach-davinci/irq.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/mach-davinci/irq.c b/arch/arm/mach-davinci/irq.c
> index 148c23728bdb..6a7205a844e1 100644
> --- a/arch/arm/mach-davinci/irq.c
> +++ b/arch/arm/mach-davinci/irq.c
> @@ -36,12 +36,12 @@ static struct irq_domain *davinci_aintc_irq_domain;
>
> static inline void davinci_aintc_writel(unsigned long value, int offset)
> {
> - __raw_writel(value, davinci_aintc_base + offset);
> + writel_relaxed(value, davinci_aintc_base + offset);
> }
>
> static inline unsigned long davinci_aintc_readl(int offset)
> {
> - return __raw_readl(davinci_aintc_base + offset);
> + return readl_relaxed(davinci_aintc_base + offset);
> }
>
> static __init void
>

Right. And that's exactly what I'd like to see in patch #3. There is no
point having a separate patch for this when you can do the right thing
from the beginning.

Thanks,

M.
--
Jazz is not dead. It just smells funny...