From: Lee Jones <lee.jones@linaro.org>
To: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Bjorn Helgaas <bhelgaas@google.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Randy Dunlap <rdunlap@infradead.org>,
Yinghai Lu <yinghai@kernel.org>, Borislav Petkov <bp@alien8.de>,
Samuel Ortiz <sameo@linux.intel.com>,
Tony Lindgren <tony@atomide.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Tony Luck <tony.luck@intel.com>,
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
Date: Wed, 20 May 2015 11:44:36 +0100 [thread overview]
Message-ID: <20150520104436.GF3627@x1> (raw)
In-Reply-To: <1432116013-25902-9-git-send-email-jiang.liu@linux.intel.com>
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 <jiang.liu@linux.intel.com>
> ---
> 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 <lee.jones@linaro.org>
> 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
next prev parent reply other threads:[~2015-05-20 10:44 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-20 9:59 [RFC v1 00/25] Optimize irq flow handler Jiang Liu
2015-05-20 9:59 ` [RFC v1 01/25] ARM, irq: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc Jiang Liu
2015-05-20 19:35 ` Russell King - ARM Linux
2015-05-20 9:59 ` [RFC v1 02/25] avr32, " Jiang Liu
2015-05-20 10:15 ` Hans-Christian Egtvedt
2015-05-20 9:59 ` [RFC v1 03/25] MIPS, " Jiang Liu
2015-05-20 9:59 ` [RFC v1 04/25] powerpc, " Jiang Liu
2015-05-20 9:59 ` [RFC v1 05/25] gpio: " Jiang Liu
2015-06-01 12:45 ` Linus Walleij
2015-06-01 13:48 ` Jiang Liu
2015-05-20 9:59 ` [RFC v1 06/25] pinctrl: " Jiang Liu
2015-05-20 9:59 ` [RFC v1 07/25] irqchip: " Jiang Liu
2015-05-20 9:59 ` [RFC v1 08/25] mfd: " Jiang Liu
2015-05-20 10:44 ` Lee Jones [this message]
2015-05-20 9:59 ` [RFC v1 09/25] ipu: " Jiang Liu
2015-05-20 9:59 ` [RFC v1 10/25] sh: intc: " Jiang Liu
2015-05-20 15:12 ` Thomas Gleixner
2015-05-20 15:24 ` Jiang Liu
2015-05-20 9:59 ` [RFC v1 11/25] keystone, irq: Use irq_data_get_xxx() to avoid redundant lookup of irq_data Jiang Liu
2015-05-20 10:00 ` [RFC v1 12/25] spmi: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc Jiang Liu
2015-05-20 10:00 ` [RFC v1 13/25] genirq: Kill the parameter 'irq' of kstat_incr_irqs_this_cpu() Jiang Liu
2015-05-20 15:23 ` Thomas Gleixner
2015-05-20 10:00 ` [RFC v1 14/25] genirq: Kill the first parameter 'irq' of irq_flow_handler_t Jiang Liu
2015-05-20 15:25 ` Thomas Gleixner
2015-05-20 15:28 ` Jiang Liu
2015-05-20 18:35 ` Thomas Gleixner
2015-05-20 20:00 ` Julia Lawall
2015-05-20 20:12 ` Thomas Gleixner
2015-05-20 20:15 ` Julia Lawall
2015-05-20 20:22 ` Thomas Gleixner
2015-06-12 20:29 ` Julia Lawall
2015-06-12 20:35 ` Thomas Gleixner
2015-06-12 22:16 ` Julia Lawall
2015-06-13 8:27 ` Julia Lawall
2015-06-13 9:00 ` Julia Lawall
2015-06-13 9:32 ` Thomas Gleixner
2015-06-13 14:04 ` Julia Lawall
2015-06-13 14:53 ` Julia Lawall
2015-06-13 16:49 ` Jiang Liu
2015-06-13 20:15 ` Julia Lawall
2015-06-13 20:32 ` Thomas Gleixner
2015-06-13 20:42 ` Julia Lawall
2015-06-24 21:10 ` Thomas Gleixner
2015-06-24 21:44 ` Julia Lawall
2015-06-13 21:42 ` Julia Lawall
2015-05-20 18:36 ` Thomas Gleixner
2015-05-20 10:00 ` [RFC v1 15/25] " Jiang Liu
2015-05-20 15:28 ` Thomas Gleixner
2015-05-20 15:32 ` Jiang Liu
2015-05-20 15:48 ` Thomas Gleixner
2015-05-20 15:38 ` Hans Ulli Kroll
2015-05-20 18:54 ` Robert Jarzmik
2015-05-20 10:00 ` [RFC v1 16/25] " Jiang Liu
2015-05-20 10:00 ` [RFC v1 17/25] " Jiang Liu
2015-05-20 10:00 ` [RFC v1 18/25] " Jiang Liu
2015-05-20 10:00 ` [RFC v1 19/25] " Jiang Liu
2015-05-20 10:00 ` [RFC v1 20/25] " Jiang Liu
2015-05-20 10:16 ` Hans-Christian Egtvedt
2015-05-20 10:00 ` [RFC v1 21/25] " Jiang Liu
2015-05-20 10:00 ` [RFC v1 22/25] " Jiang Liu
2015-05-20 10:00 ` [RFC v1 23/25] " Jiang Liu
2015-05-20 10:00 ` [RFC v1 24/25] " Jiang Liu
2015-05-20 10:43 ` Lee Jones
2015-05-20 10:00 ` [RFC v1 25/25] " Jiang Liu
2015-05-20 15:40 ` Thomas Gleixner
2015-05-20 15:49 ` Jiang Liu
2015-05-20 18:43 ` Thomas Gleixner
2015-05-20 10:16 ` [RFC v1 00/25] Optimize irq flow handler Ingo Molnar
2015-05-20 10:23 ` Jiang Liu
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