diff mbox series

[v4,33/37] ARM: davinci: cp-intc: use readl/writel_relaxed()

Message ID 20190214145231.8750-34-brgl@bgdev.pl (mailing list archive)
State New, archived
Headers show
Series ARM: davinci: modernize the irq support | expand

Commit Message

Bartosz Golaszewski Feb. 14, 2019, 2:52 p.m. UTC
From: Bartosz Golaszewski <bgolaszewski@baylibre.com>

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@baylibre.com>
---
 arch/arm/mach-davinci/cp_intc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

David Lechner Feb. 17, 2019, 10:01 a.m. UTC | #1
On 2/14/19 8:52 AM, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> 
> Raplace all calls to __raw_readl() & __raw_writel() with readl_relaxed()

s/Raplace/Replace/

> and writel_relaxed() respectively. It's safe to do as there's no
> endianness conversion being done in the code.

Should this be combined with patch 14/37?

> 
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> ---
>   arch/arm/mach-davinci/cp_intc.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
> index 1bf11fa8be76..f88b7f0978aa 100644
> --- a/arch/arm/mach-davinci/cp_intc.c
> +++ b/arch/arm/mach-davinci/cp_intc.c
> @@ -45,13 +45,13 @@ static struct irq_domain *davinci_cp_intc_irq_domain;
>   
>   static inline unsigned int davinci_cp_intc_read(unsigned int offset)
>   {
> -	return __raw_readl(davinci_cp_intc_base + offset);
> +	return readl_relaxed(davinci_cp_intc_base + offset);
>   }
>   
>   static inline void davinci_cp_intc_write(unsigned long value,
>   					 unsigned int offset)
>   {
> -	__raw_writel(value, davinci_cp_intc_base + offset);
> +	writel_relaxed(value, davinci_cp_intc_base + offset);
>   }
>   
>   static void davinci_cp_intc_ack_irq(struct irq_data *d)
>
Bartosz Golaszewski Feb. 18, 2019, 8:12 a.m. UTC | #2
niedz., 17 lut 2019 o 11:01 David Lechner <david@lechnology.com> napisaƂ(a):
>
> On 2/14/19 8:52 AM, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> >
> > Raplace all calls to __raw_readl() & __raw_writel() with readl_relaxed()
>
> s/Raplace/Replace/
>
> > and writel_relaxed() respectively. It's safe to do as there's no
> > endianness conversion being done in the code.
>
> Should this be combined with patch 14/37?
>

No, this is for cp-intc and the other one is for aintc. I'd keep them separate.

Bart

> >
> > Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> > ---
> >   arch/arm/mach-davinci/cp_intc.c | 4 ++--
> >   1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
> > index 1bf11fa8be76..f88b7f0978aa 100644
> > --- a/arch/arm/mach-davinci/cp_intc.c
> > +++ b/arch/arm/mach-davinci/cp_intc.c
> > @@ -45,13 +45,13 @@ static struct irq_domain *davinci_cp_intc_irq_domain;
> >
> >   static inline unsigned int davinci_cp_intc_read(unsigned int offset)
> >   {
> > -     return __raw_readl(davinci_cp_intc_base + offset);
> > +     return readl_relaxed(davinci_cp_intc_base + offset);
> >   }
> >
> >   static inline void davinci_cp_intc_write(unsigned long value,
> >                                        unsigned int offset)
> >   {
> > -     __raw_writel(value, davinci_cp_intc_base + offset);
> > +     writel_relaxed(value, davinci_cp_intc_base + offset);
> >   }
> >
> >   static void davinci_cp_intc_ack_irq(struct irq_data *d)
> >
diff mbox series

Patch

diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
index 1bf11fa8be76..f88b7f0978aa 100644
--- a/arch/arm/mach-davinci/cp_intc.c
+++ b/arch/arm/mach-davinci/cp_intc.c
@@ -45,13 +45,13 @@  static struct irq_domain *davinci_cp_intc_irq_domain;
 
 static inline unsigned int davinci_cp_intc_read(unsigned int offset)
 {
-	return __raw_readl(davinci_cp_intc_base + offset);
+	return readl_relaxed(davinci_cp_intc_base + offset);
 }
 
 static inline void davinci_cp_intc_write(unsigned long value,
 					 unsigned int offset)
 {
-	__raw_writel(value, davinci_cp_intc_base + offset);
+	writel_relaxed(value, davinci_cp_intc_base + offset);
 }
 
 static void davinci_cp_intc_ack_irq(struct irq_data *d)