From: Grygorii Strashko <grygorii.strashko@ti.com> To: Russell King <rmk@arm.linux.org.uk>, Linus Walleij <linus.walleij@linaro.org>, Tony Lindgren <tony@atomide.com> Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com>, linux-omap@vger.kernel.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, Santosh Shilimkar <ssantosh@kernel.org>, Russell King <rmk+kernel@armlinux.org.uk>, Grygorii Strashko <grygorii.strashko@ti.com> Subject: [PATCH-next 16/20] gpio: gpio-omap: clean up omap_gpio_restore_context() Date: Mon, 10 Jun 2019 20:10:59 +0300 [thread overview] Message-ID: <20190610171103.30903-17-grygorii.strashko@ti.com> (raw) In-Reply-To: <20190610171103.30903-1-grygorii.strashko@ti.com> From: Russell King <rmk+kernel@armlinux.org.uk> Use local variables to store the base iomem address and regs table pointer like omap_gpio_init_context() does. Not only does this make the function neater, it also avoids unnecessary reloads of the same data multiple times. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> --- drivers/gpio/gpio-omap.c | 36 +++++++++++++++--------------------- 1 file changed, 15 insertions(+), 21 deletions(-) diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index c24a91b2df97..1c5fa12bcf9f 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -1094,32 +1094,26 @@ static void omap_gpio_init_context(struct gpio_bank *p) static void omap_gpio_restore_context(struct gpio_bank *bank) { - writel_relaxed(bank->context.wake_en, - bank->base + bank->regs->wkup_en); - writel_relaxed(bank->context.ctrl, bank->base + bank->regs->ctrl); - writel_relaxed(bank->context.leveldetect0, - bank->base + bank->regs->leveldetect0); - writel_relaxed(bank->context.leveldetect1, - bank->base + bank->regs->leveldetect1); - writel_relaxed(bank->context.risingdetect, - bank->base + bank->regs->risingdetect); - writel_relaxed(bank->context.fallingdetect, - bank->base + bank->regs->fallingdetect); - writel_relaxed(bank->context.dataout, - bank->base + bank->regs->dataout); - writel_relaxed(bank->context.oe, bank->base + bank->regs->direction); + struct omap_gpio_reg_offs *regs = bank->regs; + void __iomem *base = bank->base; + + writel_relaxed(bank->context.wake_en, base + regs->wkup_en); + writel_relaxed(bank->context.ctrl, base + regs->ctrl); + writel_relaxed(bank->context.leveldetect0, base + regs->leveldetect0); + writel_relaxed(bank->context.leveldetect1, base + regs->leveldetect1); + writel_relaxed(bank->context.risingdetect, base + regs->risingdetect); + writel_relaxed(bank->context.fallingdetect, base + regs->fallingdetect); + writel_relaxed(bank->context.dataout, base + regs->dataout); + writel_relaxed(bank->context.oe, base + regs->direction); if (bank->dbck_enable_mask) { - writel_relaxed(bank->context.debounce, bank->base + - bank->regs->debounce); + writel_relaxed(bank->context.debounce, base + regs->debounce); writel_relaxed(bank->context.debounce_en, - bank->base + bank->regs->debounce_en); + base + regs->debounce_en); } - writel_relaxed(bank->context.irqenable1, - bank->base + bank->regs->irqenable); - writel_relaxed(bank->context.irqenable2, - bank->base + bank->regs->irqenable2); + writel_relaxed(bank->context.irqenable1, base + regs->irqenable); + writel_relaxed(bank->context.irqenable2, base + regs->irqenable2); } static void omap_gpio_idle(struct gpio_bank *bank, bool may_lose_context) -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Grygorii Strashko <grygorii.strashko@ti.com> To: Russell King <rmk@arm.linux.org.uk>, Linus Walleij <linus.walleij@linaro.org>, Tony Lindgren <tony@atomide.com> Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com>, <linux-omap@vger.kernel.org>, <linux-gpio@vger.kernel.org>, <linux-kernel@vger.kernel.org>, Santosh Shilimkar <ssantosh@kernel.org>, Russell King <rmk+kernel@armlinux.org.uk>, Grygorii Strashko <grygorii.strashko@ti.com> Subject: [PATCH-next 16/20] gpio: gpio-omap: clean up omap_gpio_restore_context() Date: Mon, 10 Jun 2019 20:10:59 +0300 [thread overview] Message-ID: <20190610171103.30903-17-grygorii.strashko@ti.com> (raw) In-Reply-To: <20190610171103.30903-1-grygorii.strashko@ti.com> From: Russell King <rmk+kernel@armlinux.org.uk> Use local variables to store the base iomem address and regs table pointer like omap_gpio_init_context() does. Not only does this make the function neater, it also avoids unnecessary reloads of the same data multiple times. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> --- drivers/gpio/gpio-omap.c | 36 +++++++++++++++--------------------- 1 file changed, 15 insertions(+), 21 deletions(-) diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index c24a91b2df97..1c5fa12bcf9f 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -1094,32 +1094,26 @@ static void omap_gpio_init_context(struct gpio_bank *p) static void omap_gpio_restore_context(struct gpio_bank *bank) { - writel_relaxed(bank->context.wake_en, - bank->base + bank->regs->wkup_en); - writel_relaxed(bank->context.ctrl, bank->base + bank->regs->ctrl); - writel_relaxed(bank->context.leveldetect0, - bank->base + bank->regs->leveldetect0); - writel_relaxed(bank->context.leveldetect1, - bank->base + bank->regs->leveldetect1); - writel_relaxed(bank->context.risingdetect, - bank->base + bank->regs->risingdetect); - writel_relaxed(bank->context.fallingdetect, - bank->base + bank->regs->fallingdetect); - writel_relaxed(bank->context.dataout, - bank->base + bank->regs->dataout); - writel_relaxed(bank->context.oe, bank->base + bank->regs->direction); + struct omap_gpio_reg_offs *regs = bank->regs; + void __iomem *base = bank->base; + + writel_relaxed(bank->context.wake_en, base + regs->wkup_en); + writel_relaxed(bank->context.ctrl, base + regs->ctrl); + writel_relaxed(bank->context.leveldetect0, base + regs->leveldetect0); + writel_relaxed(bank->context.leveldetect1, base + regs->leveldetect1); + writel_relaxed(bank->context.risingdetect, base + regs->risingdetect); + writel_relaxed(bank->context.fallingdetect, base + regs->fallingdetect); + writel_relaxed(bank->context.dataout, base + regs->dataout); + writel_relaxed(bank->context.oe, base + regs->direction); if (bank->dbck_enable_mask) { - writel_relaxed(bank->context.debounce, bank->base + - bank->regs->debounce); + writel_relaxed(bank->context.debounce, base + regs->debounce); writel_relaxed(bank->context.debounce_en, - bank->base + bank->regs->debounce_en); + base + regs->debounce_en); } - writel_relaxed(bank->context.irqenable1, - bank->base + bank->regs->irqenable); - writel_relaxed(bank->context.irqenable2, - bank->base + bank->regs->irqenable2); + writel_relaxed(bank->context.irqenable1, base + regs->irqenable); + writel_relaxed(bank->context.irqenable2, base + regs->irqenable2); } static void omap_gpio_idle(struct gpio_bank *bank, bool may_lose_context) -- 2.17.1
next prev parent reply other threads:[~2019-06-10 17:10 UTC|newest] Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-06-10 17:10 [PATCH-next 00/20] gpio: gpio-omap: set of fixes and big clean-up Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-10 17:10 ` [PATCH-next 01/20] gpio: gpio-omap: ensure irq is enabled before wakeup Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 7:54 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 02/20] gpio: gpio-omap: fix lack of irqstatus_raw0 for OMAP4 Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 7:55 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 03/20] gpio: gpio-omap: remove remainder of list management Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 7:56 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 04/20] gpio: gpio-omap: clean up edge interrupt handling Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 7:57 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 05/20] gpio: gpio-omap: remove irq_ack method Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:42 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 06/20] gpio: gpio-omap: move omap_gpio_request() and omap_gpio_free() Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:43 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 07/20] gpio: gpio-omap: simplify omap_gpio_get_direction() Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:47 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 08/20] gpio: gpio-omap: simplify get() method Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:49 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 09/20] gpio: gpio-omap: simplify get_multiple() Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:50 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 10/20] gpio: gpio-omap: simplify set_multiple() Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:51 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 11/20] gpio: gpio-omap: simplify bank->level_mask Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-10 17:10 ` [PATCH-next 12/20] gpio: gpio-omap: simplify read-modify-write Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:53 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 13/20] gpio: gpio-omap: simplify omap_toggle_gpio_edge_triggering() Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:54 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 14/20] gpio: gpio-omap: simplify omap_set_gpio_irqenable() Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:54 ` Linus Walleij 2019-06-10 17:10 ` [PATCH-next 15/20] gpio: gpio-omap: remove dataout variation in context handling Grygorii Strashko 2019-06-10 17:10 ` Grygorii Strashko 2019-06-12 8:55 ` Linus Walleij 2019-06-10 17:10 ` Grygorii Strashko [this message] 2019-06-10 17:10 ` [PATCH-next 16/20] gpio: gpio-omap: clean up omap_gpio_restore_context() Grygorii Strashko 2019-06-12 8:56 ` Linus Walleij 2019-06-10 17:11 ` [PATCH-next 17/20] gpio: gpio-omap: constify register tables Grygorii Strashko 2019-06-10 17:11 ` Grygorii Strashko 2019-06-12 8:57 ` Linus Walleij 2019-06-10 17:11 ` [PATCH-next 18/20] gpio: gpio-omap: clean up wakeup handling Grygorii Strashko 2019-06-10 17:11 ` Grygorii Strashko 2019-06-12 8:58 ` Linus Walleij 2019-06-10 17:11 ` [PATCH-next 19/20] gpio: gpio-omap: irq_startup() must not return error codes Grygorii Strashko 2019-06-10 17:11 ` Grygorii Strashko 2019-06-12 8:59 ` Linus Walleij 2019-06-10 17:11 ` [PATCH-next 20/20] gpio: gpio-omap: clean up register access in omap2_set_gpio_debounce() Grygorii Strashko 2019-06-10 17:11 ` Grygorii Strashko 2019-06-12 9:11 ` Linus Walleij 2019-06-17 18:57 ` grygorii 2019-06-18 11:28 ` Linus Walleij 2019-06-11 7:37 ` [PATCH-next 00/20] gpio: gpio-omap: set of fixes and big clean-up Tony Lindgren 2019-06-12 9:23 ` Linus Walleij
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