From: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx> Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we already have a pointer to corresponding irq_desc. Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx> Cc: linux-gpio@xxxxxxxxxxxxxxx Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> --- drivers/pinctrl/intel/pinctrl-cherryview.c | 2 +- drivers/pinctrl/intel/pinctrl-intel.c | 2 +- drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 4 ++-- drivers/pinctrl/nomadik/pinctrl-nomadik.c | 12 +++++------- drivers/pinctrl/pinctrl-amd.c | 2 +- drivers/pinctrl/pinctrl-at91.c | 2 +- drivers/pinctrl/pinctrl-coh901.c | 4 ++-- drivers/pinctrl/pinctrl-rockchip.c | 4 ++-- drivers/pinctrl/pinctrl-single.c | 2 +- drivers/pinctrl/pinctrl-st.c | 6 +++--- drivers/pinctrl/qcom/pinctrl-msm.c | 2 +- drivers/pinctrl/samsung/pinctrl-exynos.c | 8 ++++---- drivers/pinctrl/samsung/pinctrl-s3c24xx.c | 18 +++++++++--------- drivers/pinctrl/samsung/pinctrl-s3c64xx.c | 22 ++++++++++------------ drivers/pinctrl/sirf/pinctrl-sirf.c | 2 +- drivers/pinctrl/sunxi/pinctrl-sunxi.c | 4 ++-- 16 files changed, 46 insertions(+), 50 deletions(-) Index: tip/drivers/pinctrl/intel/pinctrl-cherryview.c =================================================================== --- tip.orig/drivers/pinctrl/intel/pinctrl-cherryview.c +++ tip/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -1412,7 +1412,7 @@ static void chv_gpio_irq_handler(unsigne { struct gpio_chip *gc = irq_desc_get_handler_data(desc); struct chv_pinctrl *pctrl = gpiochip_to_pinctrl(gc); - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); unsigned long pending; u32 intr_line; Index: tip/drivers/pinctrl/intel/pinctrl-intel.c =================================================================== --- tip.orig/drivers/pinctrl/intel/pinctrl-intel.c +++ tip/drivers/pinctrl/intel/pinctrl-intel.c @@ -840,7 +840,7 @@ static void intel_gpio_irq_handler(unsig { struct gpio_chip *gc = irq_desc_get_handler_data(desc); struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(gc); - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); int i; chained_irq_enter(chip, desc); Index: tip/drivers/pinctrl/mediatek/pinctrl-mtk-common.c =================================================================== --- tip.orig/drivers/pinctrl/mediatek/pinctrl-mtk-common.c +++ tip/drivers/pinctrl/mediatek/pinctrl-mtk-common.c @@ -1118,8 +1118,8 @@ mtk_eint_debounce_process(struct mtk_pin static void mtk_eint_irq_handler(unsigned irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); - struct mtk_pinctrl *pctl = irq_get_handler_data(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); + struct mtk_pinctrl *pctl = irq_desc_get_handler_data(desc); unsigned int status, eint_num; int offset, index, virq; const struct mtk_eint_offsets *eint_offsets = Index: tip/drivers/pinctrl/nomadik/pinctrl-nomadik.c =================================================================== --- tip.orig/drivers/pinctrl/nomadik/pinctrl-nomadik.c +++ tip/drivers/pinctrl/nomadik/pinctrl-nomadik.c @@ -843,10 +843,9 @@ static void nmk_gpio_irq_shutdown(struct clk_disable(nmk_chip->clk); } -static void __nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc, - u32 status) +static void __nmk_gpio_irq_handler(struct irq_desc *desc, u32 status) { - struct irq_chip *host_chip = irq_get_chip(irq); + struct irq_chip *host_chip = irq_desc_get_chip(desc); struct gpio_chip *chip = irq_desc_get_handler_data(desc); chained_irq_enter(host_chip, desc); @@ -871,17 +870,16 @@ static void nmk_gpio_irq_handler(unsigne status = readl(nmk_chip->addr + NMK_GPIO_IS); clk_disable(nmk_chip->clk); - __nmk_gpio_irq_handler(irq, desc, status); + __nmk_gpio_irq_handler(desc, status); } -static void nmk_gpio_latent_irq_handler(unsigned int irq, - struct irq_desc *desc) +static void nmk_gpio_latent_irq_handler(unsigned int irq, struct irq_desc *desc) { struct gpio_chip *chip = irq_desc_get_handler_data(desc); struct nmk_gpio_chip *nmk_chip = container_of(chip, struct nmk_gpio_chip, chip); u32 status = nmk_chip->get_latent_status(nmk_chip->bank); - __nmk_gpio_irq_handler(irq, desc, status); + __nmk_gpio_irq_handler(desc, status); } /* I/O Functions */ Index: tip/drivers/pinctrl/pinctrl-amd.c =================================================================== --- tip.orig/drivers/pinctrl/pinctrl-amd.c +++ tip/drivers/pinctrl/pinctrl-amd.c @@ -501,7 +501,7 @@ static void amd_gpio_irq_handler(unsigne u64 reg64; int handled = 0; unsigned long flags; - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); struct gpio_chip *gc = irq_desc_get_handler_data(desc); struct amd_gpio *gpio_dev = to_amd_gpio(gc); Index: tip/drivers/pinctrl/pinctrl-at91.c =================================================================== --- tip.orig/drivers/pinctrl/pinctrl-at91.c +++ tip/drivers/pinctrl/pinctrl-at91.c @@ -1596,7 +1596,7 @@ static struct irq_chip gpio_irqchip = { static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); struct gpio_chip *gpio_chip = irq_desc_get_handler_data(desc); struct at91_gpio_chip *at91_gpio = container_of(gpio_chip, struct at91_gpio_chip, chip); Index: tip/drivers/pinctrl/pinctrl-coh901.c =================================================================== --- tip.orig/drivers/pinctrl/pinctrl-coh901.c +++ tip/drivers/pinctrl/pinctrl-coh901.c @@ -521,8 +521,8 @@ static struct irq_chip u300_gpio_irqchip static void u300_gpio_irq_handler(unsigned irq, struct irq_desc *desc) { - struct irq_chip *parent_chip = irq_get_chip(irq); - struct gpio_chip *chip = irq_get_handler_data(irq); + struct irq_chip *parent_chip = irq_desc_get_chip(desc); + struct gpio_chip *chip = irq_desc_get_handler_data(desc); struct u300_gpio *gpio = to_u300_gpio(chip); struct u300_gpio_port *port = &gpio->ports[irq - chip->base]; int pinoffset = port->number << 3; /* get the right stride */ Index: tip/drivers/pinctrl/pinctrl-rockchip.c =================================================================== --- tip.orig/drivers/pinctrl/pinctrl-rockchip.c +++ tip/drivers/pinctrl/pinctrl-rockchip.c @@ -1471,8 +1471,8 @@ static const struct gpio_chip rockchip_g static void rockchip_irq_demux(unsigned int irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); - struct rockchip_pin_bank *bank = irq_get_handler_data(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); + struct rockchip_pin_bank *bank = irq_desc_get_handler_data(desc); u32 pend; dev_dbg(bank->drvdata->dev, "got irq for bank %s\n", bank->name); Index: tip/drivers/pinctrl/pinctrl-single.c =================================================================== --- tip.orig/drivers/pinctrl/pinctrl-single.c +++ tip/drivers/pinctrl/pinctrl-single.c @@ -1684,7 +1684,7 @@ static void pcs_irq_chain_handler(unsign struct pcs_soc_data *pcs_soc = irq_desc_get_handler_data(desc); struct irq_chip *chip; - chip = irq_get_chip(irq); + chip = irq_desc_get_chip(desc); chained_irq_enter(chip, desc); pcs_irq_handle(pcs_soc); /* REVISIT: export and add handle_bad_irq(irq, desc)? */ Index: tip/drivers/pinctrl/pinctrl-st.c =================================================================== --- tip.orig/drivers/pinctrl/pinctrl-st.c +++ tip/drivers/pinctrl/pinctrl-st.c @@ -1463,7 +1463,7 @@ static void __gpio_irq_handler(struct st static void st_gpio_irq_handler(unsigned irq, struct irq_desc *desc) { /* interrupt dedicated per bank */ - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); struct gpio_chip *gc = irq_desc_get_handler_data(desc); struct st_gpio_bank *bank = gpio_chip_to_bank(gc); @@ -1474,8 +1474,8 @@ static void st_gpio_irq_handler(unsigned static void st_gpio_irqmux_handler(unsigned irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); - struct st_pinctrl *info = irq_get_handler_data(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); + struct st_pinctrl *info = irq_desc_get_handler_data(desc); unsigned long status; int n; Index: tip/drivers/pinctrl/qcom/pinctrl-msm.c =================================================================== --- tip.orig/drivers/pinctrl/qcom/pinctrl-msm.c +++ tip/drivers/pinctrl/qcom/pinctrl-msm.c @@ -769,7 +769,7 @@ static void msm_gpio_irq_handler(unsigne struct gpio_chip *gc = irq_desc_get_handler_data(desc); const struct msm_pingroup *g; struct msm_pinctrl *pctrl = to_msm_pinctrl(gc); - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); int irq_pin; int handled = 0; u32 val; Index: tip/drivers/pinctrl/samsung/pinctrl-exynos.c =================================================================== --- tip.orig/drivers/pinctrl/samsung/pinctrl-exynos.c +++ tip/drivers/pinctrl/samsung/pinctrl-exynos.c @@ -422,9 +422,9 @@ static const struct of_device_id exynos_ /* interrupt handler for wakeup interrupts 0..15 */ static void exynos_irq_eint0_15(unsigned int irq, struct irq_desc *desc) { - struct exynos_weint_data *eintd = irq_get_handler_data(irq); + struct exynos_weint_data *eintd = irq_desc_get_handler_data(desc); struct samsung_pin_bank *bank = eintd->bank; - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); int eint_irq; chained_irq_enter(chip, desc); @@ -454,8 +454,8 @@ static inline void exynos_irq_demux_eint /* interrupt handler for wakeup interrupt 16 */ static void exynos_irq_demux_eint16_31(unsigned int irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); - struct exynos_muxed_weint_data *eintd = irq_get_handler_data(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); + struct exynos_muxed_weint_data *eintd = irq_desc_get_handler_data(desc); struct samsung_pinctrl_drv_data *d = eintd->banks[0]->drvdata; unsigned long pend; unsigned long mask; Index: tip/drivers/pinctrl/samsung/pinctrl-s3c24xx.c =================================================================== --- tip.orig/drivers/pinctrl/samsung/pinctrl-s3c24xx.c +++ tip/drivers/pinctrl/samsung/pinctrl-s3c24xx.c @@ -243,7 +243,7 @@ static struct irq_chip s3c2410_eint0_3_c static void s3c2410_demux_eint0_3(unsigned int irq, struct irq_desc *desc) { struct irq_data *data = irq_desc_get_irq_data(desc); - struct s3c24xx_eint_data *eint_data = irq_get_handler_data(irq); + struct s3c24xx_eint_data *eint_data = irq_desc_get_handler_data(desc); unsigned int virq; /* the first 4 eints have a simple 1 to 1 mapping */ @@ -297,9 +297,9 @@ static struct irq_chip s3c2412_eint0_3_c static void s3c2412_demux_eint0_3(unsigned int irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); + struct s3c24xx_eint_data *eint_data = irq_desc_get_handler_data(desc); struct irq_data *data = irq_desc_get_irq_data(desc); - struct s3c24xx_eint_data *eint_data = irq_get_handler_data(irq); + struct irq_chip *chip = irq_data_get_irq_chip(data); unsigned int virq; chained_irq_enter(chip, desc); @@ -357,11 +357,11 @@ static struct irq_chip s3c24xx_eint_chip .irq_set_type = s3c24xx_eint_type, }; -static inline void s3c24xx_demux_eint(unsigned int irq, struct irq_desc *desc, +static inline void s3c24xx_demux_eint(struct irq_desc *desc, u32 offset, u32 range) { - struct irq_chip *chip = irq_get_chip(irq); - struct s3c24xx_eint_data *data = irq_get_handler_data(irq); + struct s3c24xx_eint_data *data = irq_desc_get_handler_data(desc); + struct irq_chip *chip = irq_desc_get_irq_chip(desc); struct samsung_pinctrl_drv_data *d = data->drvdata; unsigned int pend, mask; @@ -374,7 +374,7 @@ static inline void s3c24xx_demux_eint(un pend &= range; while (pend) { - unsigned int virq; + unsigned int virq, irq; irq = __ffs(pend); pend &= ~(1 << irq); @@ -390,12 +390,12 @@ static inline void s3c24xx_demux_eint(un static void s3c24xx_demux_eint4_7(unsigned int irq, struct irq_desc *desc) { - s3c24xx_demux_eint(irq, desc, 0, 0xf0); + s3c24xx_demux_eint(desc, 0, 0xf0); } static void s3c24xx_demux_eint8_23(unsigned int irq, struct irq_desc *desc) { - s3c24xx_demux_eint(irq, desc, 8, 0xffff00); + s3c24xx_demux_eint(desc, 8, 0xffff00); } static irq_flow_handler_t s3c2410_eint_handlers[NUM_EINT_IRQ] = { Index: tip/drivers/pinctrl/samsung/pinctrl-s3c64xx.c =================================================================== --- tip.orig/drivers/pinctrl/samsung/pinctrl-s3c64xx.c +++ tip/drivers/pinctrl/samsung/pinctrl-s3c64xx.c @@ -410,8 +410,8 @@ static const struct irq_domain_ops s3c64 static void s3c64xx_eint_gpio_irq(unsigned int irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); - struct s3c64xx_eint_gpio_data *data = irq_get_handler_data(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); + struct s3c64xx_eint_gpio_data *data = irq_desc_get_handler_data(desc); struct samsung_pinctrl_drv_data *drvdata = data->drvdata; chained_irq_enter(chip, desc); @@ -599,11 +599,10 @@ static struct irq_chip s3c64xx_eint0_irq .irq_set_type = s3c64xx_eint0_irq_set_type, }; -static inline void s3c64xx_irq_demux_eint(unsigned int irq, - struct irq_desc *desc, u32 range) +static inline void s3c64xx_irq_demux_eint(struct irq_desc *desc, u32 range) { - struct irq_chip *chip = irq_get_chip(irq); - struct s3c64xx_eint0_data *data = irq_get_handler_data(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); + struct s3c64xx_eint0_data *data = irq_desc_get_handler_data(desc); struct samsung_pinctrl_drv_data *drvdata = data->drvdata; unsigned int pend, mask; @@ -616,11 +615,10 @@ static inline void s3c64xx_irq_demux_ein pend &= range; while (pend) { - unsigned int virq; + unsigned int virq, irq; irq = fls(pend) - 1; pend &= ~(1 << irq); - virq = irq_linear_revmap(data->domains[irq], data->pins[irq]); /* * Something must be really wrong if an unmapped EINT @@ -636,22 +634,22 @@ static inline void s3c64xx_irq_demux_ein static void s3c64xx_demux_eint0_3(unsigned int irq, struct irq_desc *desc) { - s3c64xx_irq_demux_eint(irq, desc, 0xf); + s3c64xx_irq_demux_eint(desc, 0xf); } static void s3c64xx_demux_eint4_11(unsigned int irq, struct irq_desc *desc) { - s3c64xx_irq_demux_eint(irq, desc, 0xff0); + s3c64xx_irq_demux_eint(desc, 0xff0); } static void s3c64xx_demux_eint12_19(unsigned int irq, struct irq_desc *desc) { - s3c64xx_irq_demux_eint(irq, desc, 0xff000); + s3c64xx_irq_demux_eint(desc, 0xff000); } static void s3c64xx_demux_eint20_27(unsigned int irq, struct irq_desc *desc) { - s3c64xx_irq_demux_eint(irq, desc, 0xff00000); + s3c64xx_irq_demux_eint(desc, 0xff00000); } static irq_flow_handler_t s3c64xx_eint0_handlers[NUM_EINT0_IRQ] = { Index: tip/drivers/pinctrl/sirf/pinctrl-sirf.c =================================================================== --- tip.orig/drivers/pinctrl/sirf/pinctrl-sirf.c +++ tip/drivers/pinctrl/sirf/pinctrl-sirf.c @@ -552,7 +552,7 @@ static void sirfsoc_gpio_handle_irq(unsi struct sirfsoc_gpio_bank *bank; u32 status, ctrl; int idx = 0; - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); int i; for (i = 0; i < SIRFSOC_GPIO_NO_OF_BANKS; i++) { Index: tip/drivers/pinctrl/sunxi/pinctrl-sunxi.c =================================================================== --- tip.orig/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ tip/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -711,8 +711,8 @@ static struct irq_chip sunxi_pinctrl_lev static void sunxi_pinctrl_irq_handler(unsigned irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); - struct sunxi_pinctrl *pctl = irq_get_handler_data(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); + struct sunxi_pinctrl *pctl = irq_desc_get_handler_data(desc); unsigned long bank, reg, val; for (bank = 0; bank < pctl->desc->irq_banks; bank++) -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html