From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Linus Walleij <linus.walleij@linaro.org>,
linux-gpio <linux-gpio@vger.kernel.org>,
linux-tegra@vger.kernel.org, devel@driverdev.osuosl.org,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v1 1/3] gpio: tegra: Use generic readl_relaxed/writel_relaxed accessors
Date: Thu, 19 Dec 2019 12:01:41 +0100 [thread overview]
Message-ID: <CAMpxmJUmLOZoKeeo4XMVEOWKRgwfS4O2szVboY-qTTYXg_aTVg@mail.gmail.com> (raw)
In-Reply-To: <20191215183047.9414-2-digetx@gmail.com>
niedz., 15 gru 2019 o 19:31 Dmitry Osipenko <digetx@gmail.com> napisał(a):
>
> There is no point in using old-style raw accessors, the generic accessors
> do the same thing and also take into account CPU endianness. Tegra SoCs do
> not support big-endian mode in the upstream kernel, but let's switch away
> from the outdated things anyway, just to keep code up-to-date.
>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
> drivers/gpio/gpio-tegra.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
> index 6fdfe4c5303e..f6a382fbd12d 100644
> --- a/drivers/gpio/gpio-tegra.c
> +++ b/drivers/gpio/gpio-tegra.c
> @@ -96,12 +96,12 @@ struct tegra_gpio_info {
> static inline void tegra_gpio_writel(struct tegra_gpio_info *tgi,
> u32 val, u32 reg)
> {
> - __raw_writel(val, tgi->regs + reg);
> + writel_relaxed(val, tgi->regs + reg);
> }
>
> static inline u32 tegra_gpio_readl(struct tegra_gpio_info *tgi, u32 reg)
> {
> - return __raw_readl(tgi->regs + reg);
> + return readl_relaxed(tgi->regs + reg);
> }
>
> static unsigned int tegra_gpio_compose(unsigned int bank, unsigned int port,
> --
> 2.24.0
>
The entire series looks good to me, but I'll wait for Thierry's acks
just in case.
Bart
next prev parent reply other threads:[~2019-12-19 11:01 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-15 18:30 [PATCH v1 0/3] Tegra GPIO: Minor code clean up Dmitry Osipenko
2019-12-15 18:30 ` [PATCH v1 1/3] gpio: tegra: Use generic readl_relaxed/writel_relaxed accessors Dmitry Osipenko
2019-12-19 11:01 ` Bartosz Golaszewski [this message]
2019-12-19 15:25 ` Dmitry Osipenko
2019-12-19 15:57 ` Ben Dooks
2019-12-19 16:34 ` Dmitry Osipenko
2019-12-15 18:30 ` [PATCH v1 2/3] gpio: tegra: Properly handle irq_set_irq_wake() error Dmitry Osipenko
2019-12-15 18:30 ` [PATCH v1 3/3] gpio: tegra: Use NOIRQ phase for suspend/resume Dmitry Osipenko
2019-12-16 14:45 ` [PATCH v1 0/3] Tegra GPIO: Minor code clean up Dmitry Osipenko
2019-12-19 14:53 ` Thierry Reding
2019-12-19 15:26 ` Dmitry Osipenko
2020-01-06 22:59 ` Linus Walleij
2020-01-07 8:25 ` Bartosz Golaszewski
2020-01-07 9:29 ` Linus Walleij
2020-01-07 9:31 ` Bartosz Golaszewski
2020-01-07 12:38 ` Linus Walleij
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