Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752832AbbETKop (ORCPT ); Wed, 20 May 2015 06:44:45 -0400 Received: from mail-wi0-f179.google.com ([209.85.212.179]:38024 "EHLO mail-wi0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752053AbbETKol (ORCPT ); Wed, 20 May 2015 06:44:41 -0400 Date: Wed, 20 May 2015 11:44:36 +0100 From: Lee Jones To: Jiang Liu Cc: Thomas Gleixner , Bjorn Helgaas , Benjamin Herrenschmidt , Ingo Molnar , "H. Peter Anvin" , "Rafael J. Wysocki" , Randy Dunlap , Yinghai Lu , Borislav Petkov , Samuel Ortiz , Tony Lindgren , Konrad Rzeszutek Wilk , Tony Luck , x86@kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, linux-omap@vger.kernel.org Subject: Re: [RFC v1 08/25] mfd: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc Message-ID: <20150520104436.GF3627@x1> References: <1432116013-25902-1-git-send-email-jiang.liu@linux.intel.com> <1432116013-25902-9-git-send-email-jiang.liu@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1432116013-25902-9-git-send-email-jiang.liu@linux.intel.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6231 Lines: 162 On Wed, 20 May 2015, Jiang Liu wrote: > Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we > already have a pointer to corresponding irq_desc. > > Do the same thing to avoid pattern "irq_get_chip_data(data->irq)". > > Signed-off-by: Jiang Liu > --- > drivers/mfd/ezx-pcap.c | 2 +- > drivers/mfd/max8997-irq.c | 8 ++++---- > drivers/mfd/mt6397-core.c | 8 ++++---- > drivers/mfd/t7l66xb.c | 2 +- > drivers/mfd/tc6393xb.c | 2 +- > drivers/mfd/twl6030-irq.c | 2 +- > 6 files changed, 12 insertions(+), 12 deletions(-) Again, so long as this has been properly tested: Acked-by: Lee Jones > diff --git a/drivers/mfd/ezx-pcap.c b/drivers/mfd/ezx-pcap.c > index 5991faddd3c6..e5f4ffaa5414 100644 > --- a/drivers/mfd/ezx-pcap.c > +++ b/drivers/mfd/ezx-pcap.c > @@ -207,7 +207,7 @@ static void pcap_isr_work(struct work_struct *work) > > static void pcap_irq_handler(unsigned int irq, struct irq_desc *desc) > { > - struct pcap_chip *pcap = irq_get_handler_data(irq); > + struct pcap_chip *pcap = irq_desc_get_handler_data(desc); > > desc->irq_data.chip->irq_ack(&desc->irq_data); > queue_work(pcap->workqueue, &pcap->isr_work); > diff --git a/drivers/mfd/max8997-irq.c b/drivers/mfd/max8997-irq.c > index 43fa61413e93..381738b477f8 100644 > --- a/drivers/mfd/max8997-irq.c > +++ b/drivers/mfd/max8997-irq.c > @@ -113,14 +113,14 @@ static const struct max8997_irq_data max8997_irqs[] = { > > static void max8997_irq_lock(struct irq_data *data) > { > - struct max8997_dev *max8997 = irq_get_chip_data(data->irq); > + struct max8997_dev *max8997 = irq_data_get_irq_chip_data(data); > > mutex_lock(&max8997->irqlock); > } > > static void max8997_irq_sync_unlock(struct irq_data *data) > { > - struct max8997_dev *max8997 = irq_get_chip_data(data->irq); > + struct max8997_dev *max8997 = irq_data_get_irq_chip_data(data); > int i; > > for (i = 0; i < MAX8997_IRQ_GROUP_NR; i++) { > @@ -148,7 +148,7 @@ irq_to_max8997_irq(struct max8997_dev *max8997, int irq) > > static void max8997_irq_mask(struct irq_data *data) > { > - struct max8997_dev *max8997 = irq_get_chip_data(data->irq); > + struct max8997_dev *max8997 = irq_data_get_irq_chip_data(data); > const struct max8997_irq_data *irq_data = irq_to_max8997_irq(max8997, > data->irq); > > @@ -157,7 +157,7 @@ static void max8997_irq_mask(struct irq_data *data) > > static void max8997_irq_unmask(struct irq_data *data) > { > - struct max8997_dev *max8997 = irq_get_chip_data(data->irq); > + struct max8997_dev *max8997 = irq_data_get_irq_chip_data(data); > const struct max8997_irq_data *irq_data = irq_to_max8997_irq(max8997, > data->irq); > > diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c > index 09bc7804952a..dab325b9d0df 100644 > --- a/drivers/mfd/mt6397-core.c > +++ b/drivers/mfd/mt6397-core.c > @@ -39,14 +39,14 @@ static const struct mfd_cell mt6397_devs[] = { > > static void mt6397_irq_lock(struct irq_data *data) > { > - struct mt6397_chip *mt6397 = irq_get_chip_data(data->irq); > + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); > > mutex_lock(&mt6397->irqlock); > } > > static void mt6397_irq_sync_unlock(struct irq_data *data) > { > - struct mt6397_chip *mt6397 = irq_get_chip_data(data->irq); > + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); > > regmap_write(mt6397->regmap, MT6397_INT_CON0, mt6397->irq_masks_cur[0]); > regmap_write(mt6397->regmap, MT6397_INT_CON1, mt6397->irq_masks_cur[1]); > @@ -56,7 +56,7 @@ static void mt6397_irq_sync_unlock(struct irq_data *data) > > static void mt6397_irq_disable(struct irq_data *data) > { > - struct mt6397_chip *mt6397 = irq_get_chip_data(data->irq); > + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); > int shift = data->hwirq & 0xf; > int reg = data->hwirq >> 4; > > @@ -65,7 +65,7 @@ static void mt6397_irq_disable(struct irq_data *data) > > static void mt6397_irq_enable(struct irq_data *data) > { > - struct mt6397_chip *mt6397 = irq_get_chip_data(data->irq); > + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); > int shift = data->hwirq & 0xf; > int reg = data->hwirq >> 4; > > diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c > index c09fb5dccd50..b752ca2be549 100644 > --- a/drivers/mfd/t7l66xb.c > +++ b/drivers/mfd/t7l66xb.c > @@ -187,7 +187,7 @@ static struct mfd_cell t7l66xb_cells[] = { > /* Handle the T7L66XB interrupt mux */ > static void t7l66xb_irq(unsigned int irq, struct irq_desc *desc) > { > - struct t7l66xb *t7l66xb = irq_get_handler_data(irq); > + struct t7l66xb *t7l66xb = irq_desc_get_handler_data(desc); > unsigned int isr; > unsigned int i, irq_base; > > diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c > index 63458b39a97d..d21253a51cff 100644 > --- a/drivers/mfd/tc6393xb.c > +++ b/drivers/mfd/tc6393xb.c > @@ -525,7 +525,7 @@ static int tc6393xb_register_gpio(struct tc6393xb *tc6393xb, int gpio_base) > static void > tc6393xb_irq(unsigned int irq, struct irq_desc *desc) > { > - struct tc6393xb *tc6393xb = irq_get_handler_data(irq); > + struct tc6393xb *tc6393xb = irq_desc_get_handler_data(desc); > unsigned int isr; > unsigned int i, irq_base; > > diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c > index 2807e1a95663..5b8cd5cd42cf 100644 > --- a/drivers/mfd/twl6030-irq.c > +++ b/drivers/mfd/twl6030-irq.c > @@ -231,7 +231,7 @@ static irqreturn_t twl6030_irq_thread(int irq, void *data) > > static int twl6030_irq_set_wake(struct irq_data *d, unsigned int on) > { > - struct twl6030_irq *pdata = irq_get_chip_data(d->irq); > + struct twl6030_irq *pdata = irq_data_get_irq_chip_data(d); > > if (on) > atomic_inc(&pdata->wakeirqs); -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/