From: jiang.liu@linux.intel.com (Jiang Liu)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC v1 07/25] irqchip: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc
Date: Wed, 20 May 2015 17:59:55 +0800 [thread overview]
Message-ID: <1432116013-25902-8-git-send-email-jiang.liu@linux.intel.com> (raw)
In-Reply-To: <1432116013-25902-1-git-send-email-jiang.liu@linux.intel.com>
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@linux.intel.com>
---
drivers/irqchip/exynos-combiner.c | 4 ++--
drivers/irqchip/irq-armada-370-xp.c | 2 +-
drivers/irqchip/irq-dw-apb-ictl.c | 4 ++--
drivers/irqchip/irq-gic.c | 4 ++--
drivers/irqchip/irq-orion.c | 2 +-
drivers/irqchip/irq-sunxi-nmi.c | 2 +-
drivers/irqchip/spear-shirq.c | 2 +-
7 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c
index 5945223b73fa..039ceb46fcc0 100644
--- a/drivers/irqchip/exynos-combiner.c
+++ b/drivers/irqchip/exynos-combiner.c
@@ -62,8 +62,8 @@ static void combiner_unmask_irq(struct irq_data *data)
static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc)
{
- struct combiner_chip_data *chip_data = irq_get_handler_data(irq);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct combiner_chip_data *chip_data = irq_desc_get_handler_data(desc);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned int cascade_irq, combiner_irq;
unsigned long status;
diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index daccc8bdbb42..40b5fe99a1d5 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -451,7 +451,7 @@ static void armada_370_xp_handle_msi_irq(struct pt_regs *r, bool b) {}
static void armada_370_xp_mpic_handle_cascade_irq(unsigned int irq,
struct irq_desc *desc)
{
- struct irq_chip *chip = irq_get_chip(irq);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned long irqmap, irqn, irqsrc, cpuid;
unsigned int cascade_irq;
diff --git a/drivers/irqchip/irq-dw-apb-ictl.c b/drivers/irqchip/irq-dw-apb-ictl.c
index 53bb7326a60a..cddcd3b75f00 100644
--- a/drivers/irqchip/irq-dw-apb-ictl.c
+++ b/drivers/irqchip/irq-dw-apb-ictl.c
@@ -28,8 +28,8 @@
static void dw_apb_ictl_handler(unsigned int irq, struct irq_desc *desc)
{
- struct irq_chip *chip = irq_get_chip(irq);
- struct irq_chip_generic *gc = irq_get_handler_data(irq);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
+ struct irq_chip_generic *gc = irq_desc_get_handler_data(desc);
struct irq_domain *d = gc->private;
u32 stat;
int n;
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 01999d74bd3a..6c8a5a7fb4a0 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -288,8 +288,8 @@ static void __exception_irq_entry gic_handle_irq(struct pt_regs *regs)
static void gic_handle_cascade_irq(unsigned int irq, struct irq_desc *desc)
{
- struct gic_chip_data *chip_data = irq_get_handler_data(irq);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct gic_chip_data *chip_data = irq_desc_get_handler_data(desc);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned int cascade_irq, gic_irq;
unsigned long status;
diff --git a/drivers/irqchip/irq-orion.c b/drivers/irqchip/irq-orion.c
index ad0c0f6f1d65..58e034db0e7c 100644
--- a/drivers/irqchip/irq-orion.c
+++ b/drivers/irqchip/irq-orion.c
@@ -109,7 +109,7 @@ IRQCHIP_DECLARE(orion_intc, "marvell,orion-intc", orion_irq_init);
static void orion_bridge_irq_handler(unsigned int irq, struct irq_desc *desc)
{
- struct irq_domain *d = irq_get_handler_data(irq);
+ struct irq_domain *d = irq_desc_get_handler_data(desc);
struct irq_chip_generic *gc = irq_get_domain_generic_chip(d, 0);
u32 stat = readl_relaxed(gc->reg_base + ORION_BRIDGE_IRQ_CAUSE) &
diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c
index 4a9ce5b50c5b..2eaa9d9df241 100644
--- a/drivers/irqchip/irq-sunxi-nmi.c
+++ b/drivers/irqchip/irq-sunxi-nmi.c
@@ -61,7 +61,7 @@ static inline u32 sunxi_sc_nmi_read(struct irq_chip_generic *gc, u32 off)
static void sunxi_sc_nmi_handle_irq(unsigned int irq, struct irq_desc *desc)
{
struct irq_domain *domain = irq_desc_get_handler_data(desc);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned int virq = irq_find_mapping(domain, 0);
chained_irq_enter(chip, desc);
diff --git a/drivers/irqchip/spear-shirq.c b/drivers/irqchip/spear-shirq.c
index 9c145a7cb056..fb68ee9c0424 100644
--- a/drivers/irqchip/spear-shirq.c
+++ b/drivers/irqchip/spear-shirq.c
@@ -185,7 +185,7 @@ static struct spear_shirq *spear320_shirq_blocks[] = {
static void shirq_handler(unsigned irq, struct irq_desc *desc)
{
- struct spear_shirq *shirq = irq_get_handler_data(irq);
+ struct spear_shirq *shirq = irq_desc_get_handler_data(desc);
u32 pend;
pend = readl(shirq->base + shirq->status_reg) & shirq->mask;
--
1.7.10.4
next prev parent reply other threads:[~2015-05-20 9:59 UTC|newest]
Thread overview: 24+ 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 05/25] gpio: " Jiang Liu
2015-06-01 12:45 ` Linus Walleij
2015-06-01 13:48 ` Jiang Liu
2015-05-20 9:59 ` Jiang Liu [this message]
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 15/25] genirq: Kill the first parameter 'irq' of irq_flow_handler_t 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 22/25] " Jiang Liu
2015-05-20 10:00 ` [RFC v1 23/25] " Jiang Liu
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
[not found] ` <1432116013-25902-7-git-send-email-jiang.liu@linux.intel.com>
2015-06-01 12:46 ` [RFC v1 06/25] pinctrl: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc Linus Walleij
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1432116013-25902-8-git-send-email-jiang.liu@linux.intel.com \
--to=jiang.liu@linux.intel.com \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).