* [PATCH v2 01/13] ARM: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-13 3:19 ` Shawn Guo
2015-07-14 21:14 ` Robert Jarzmik
2015-07-12 14:26 ` [PATCH v2 02/13] clk: " Rob Herring
` (12 subsequent siblings)
13 siblings, 2 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Sekhar Nori, Kevin Hilman, Jason Cooper,
Andrew Lunn, Sebastian Hesselbarth, Gregory Clement, Shawn Guo,
Sascha Hauer, Imre Kaloz, Greg Ungerer, Roland Stigge,
Tony Lindgren, Daniel Mack, Haojian Zhuang, Robert Jarzmik,
Simtec Linux Team, Kukjin Kim, Krzysztof Kozlowski, linux-omap,
linux-samsung-soc
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Sekhar Nori <nsekhar@ti.com>
Cc: Kevin Hilman <khilman@deeprootsystems.com>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Cc: Gregory Clement <gregory.clement@free-electrons.com>
Acked-by: Hans Ulli Kroll <ulli.kroll@googlemail.com>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Imre Kaloz <kaloz@openwrt.org>
Acked-by: Krzysztof Halasa <khalasa@piap.pl>
Cc: Greg Ungerer <gerg@uclinux.org>
Cc: Roland Stigge <stigge@antcom.de>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Daniel Mack <daniel@zonque.org>
Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Simtec Linux Team <linux@simtec.co.uk>
Cc: Kukjin Kim <kgene@kernel.org>
Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Wan ZongShun <mcuos.com@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-omap@vger.kernel.org
Cc: linux-samsung-soc@vger.kernel.org
Tested-by: Kevin Hilman <khilman@linaro.org>
---
arch/arm/common/it8152.c | 2 +-
arch/arm/common/locomo.c | 2 +-
arch/arm/common/sa1111.c | 4 ++--
arch/arm/mach-davinci/cp_intc.c | 2 +-
arch/arm/mach-dove/irq.c | 2 +-
arch/arm/mach-ebsa110/core.c | 2 +-
| 2 +-
| 8 ++++----
arch/arm/mach-gemini/gpio.c | 2 +-
arch/arm/mach-gemini/irq.c | 2 +-
arch/arm/mach-imx/3ds_debugboard.c | 2 +-
arch/arm/mach-imx/mach-mx31ads.c | 2 +-
arch/arm/mach-iop13xx/irq.c | 2 +-
arch/arm/mach-iop32x/irq.c | 2 +-
arch/arm/mach-iop33x/irq.c | 2 +-
arch/arm/mach-ixp4xx/common.c | 2 +-
arch/arm/mach-ks8695/irq.c | 2 +-
arch/arm/mach-lpc32xx/irq.c | 2 +-
arch/arm/mach-netx/generic.c | 2 +-
arch/arm/mach-omap1/fpga.c | 2 +-
arch/arm/mach-omap1/irq.c | 2 +-
arch/arm/mach-pxa/balloon3.c | 2 +-
arch/arm/mach-pxa/irq.c | 1 -
arch/arm/mach-pxa/lpd270.c | 2 +-
arch/arm/mach-pxa/pcm990-baseboard.c | 2 +-
arch/arm/mach-pxa/pxa3xx.c | 2 +-
arch/arm/mach-pxa/viper.c | 2 +-
arch/arm/mach-pxa/zeus.c | 2 +-
arch/arm/mach-rpc/ecard.c | 2 +-
arch/arm/mach-rpc/irq.c | 16 ++++++++--------
arch/arm/mach-s3c24xx/bast-irq.c | 2 +-
arch/arm/mach-s3c64xx/common.c | 2 +-
arch/arm/mach-sa1100/neponset.c | 4 ++--
arch/arm/mach-w90x900/irq.c | 2 +-
drivers/irqchip/irq-sa11x0.c | 1 -
35 files changed, 45 insertions(+), 47 deletions(-)
diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c
index 5114b68..96dabcb 100644
--- a/arch/arm/common/it8152.c
+++ b/arch/arm/common/it8152.c
@@ -91,7 +91,7 @@ void it8152_init_irq(void)
for (irq = IT8152_IRQ(0); irq <= IT8152_LAST_IRQ; irq++) {
irq_set_chip_and_handler(irq, &it8152_irq_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
}
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index b55c362..339fc41 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -205,7 +205,7 @@ static void locomo_setup_irq(struct locomo *lchip)
for ( ; irq <= lchip->irq_base + 3; irq++) {
irq_set_chip_and_handler(irq, &locomo_chip, handle_level_irq);
irq_set_chip_data(irq, lchip);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
}
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 93ee70d..680374d 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -486,7 +486,7 @@ static int sa1111_setup_irq(struct sa1111 *sachip, unsigned irq_base)
irq_set_chip_and_handler(irq, &sa1111_low_chip,
handle_edge_irq);
irq_set_chip_data(irq, sachip);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
for (i = AUDXMTDMADONEA; i <= IRQ_S1_BVD1_STSCHG; i++) {
@@ -494,7 +494,7 @@ static int sa1111_setup_irq(struct sa1111 *sachip, unsigned irq_base)
irq_set_chip_and_handler(irq, &sa1111_high_chip,
handle_edge_irq);
irq_set_chip_data(irq, sachip);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
/*
diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
index 006dae8df..3f683fd 100644
--- a/arch/arm/mach-davinci/cp_intc.c
+++ b/arch/arm/mach-davinci/cp_intc.c
@@ -112,7 +112,7 @@ static int cp_intc_host_map(struct irq_domain *h, unsigned int virq,
pr_debug("cp_intc_host_map(%d, 0x%lx)\n", virq, hw);
irq_set_chip(virq, &cp_intc_irq_chip);
- set_irq_flags(virq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(virq);
irq_set_handler(virq, handle_edge_irq);
return 0;
}
diff --git a/arch/arm/mach-dove/irq.c b/arch/arm/mach-dove/irq.c
index df0223f..ea7892e 100644
--- a/arch/arm/mach-dove/irq.c
+++ b/arch/arm/mach-dove/irq.c
@@ -172,7 +172,7 @@ void __init dove_init_irq(void)
for (i = IRQ_DOVE_PMU_START; i < NR_IRQS; i++) {
irq_set_chip_and_handler(i, &pmu_irq_chip, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
- set_irq_flags(i, IRQF_VALID);
+ irq_clear_status_flags(i, IRQ_NOREQUEST);
}
irq_set_chained_handler(IRQ_DOVE_PMU, pmu_irq_handler);
}
diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c
index 8254e71..688e5fe 100644
--- a/arch/arm/mach-ebsa110/core.c
+++ b/arch/arm/mach-ebsa110/core.c
@@ -65,7 +65,7 @@ static void __init ebsa110_init_irq(void)
for (irq = 0; irq < NR_IRQS; irq++) {
irq_set_chip_and_handler(irq, &ebsa110_irq_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
}
--git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c
index 9e8220e..0f0c9e0 100644
--- a/arch/arm/mach-footbridge/common.c
+++ b/arch/arm/mach-footbridge/common.c
@@ -106,7 +106,7 @@ static void __init __fb_init_irq(void)
for (irq = _DC21285_IRQ(0); irq < _DC21285_IRQ(20); irq++) {
irq_set_chip_and_handler(irq, &fb_chip, handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
}
--git a/arch/arm/mach-footbridge/isa-irq.c b/arch/arm/mach-footbridge/isa-irq.c
index c3a0abb..fcd79bc 100644
--- a/arch/arm/mach-footbridge/isa-irq.c
+++ b/arch/arm/mach-footbridge/isa-irq.c
@@ -153,13 +153,13 @@ void __init isa_init_irq(unsigned int host_irq)
for (irq = _ISA_IRQ(0); irq < _ISA_IRQ(8); irq++) {
irq_set_chip_and_handler(irq, &isa_lo_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
for (irq = _ISA_IRQ(8); irq < _ISA_IRQ(16); irq++) {
irq_set_chip_and_handler(irq, &isa_hi_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
request_resource(&ioport_resource, &pic1_resource);
@@ -175,8 +175,8 @@ void __init isa_init_irq(unsigned int host_irq)
* resistor on this line.
*/
if (machine_is_netwinder())
- set_irq_flags(_ISA_IRQ(11), IRQF_VALID |
- IRQF_PROBE | IRQF_NOAUTOEN);
+ irq_modify_status(_ISA_IRQ(11),
+ IRQ_NOREQUEST | IRQ_NOPROBE, IRQ_NOAUTOEN);
}
}
diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c
index 3292f2e..220333e 100644
--- a/arch/arm/mach-gemini/gpio.c
+++ b/arch/arm/mach-gemini/gpio.c
@@ -220,7 +220,7 @@ void __init gemini_gpio_init(void)
j < GPIO_IRQ_BASE + (i + 1) * 32; j++) {
irq_set_chip_and_handler(j, &gpio_irq_chip,
handle_edge_irq);
- set_irq_flags(j, IRQF_VALID);
+ irq_clear_status_flags(j, IRQ_NOREQUEST);
}
irq_set_chained_handler_and_data(IRQ_GPIO(i), gpio_irq_handler,
diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c
index 44f50dc..d929b3f 100644
--- a/arch/arm/mach-gemini/irq.c
+++ b/arch/arm/mach-gemini/irq.c
@@ -92,7 +92,7 @@ void __init gemini_init_irq(void)
} else {
irq_set_handler(i, handle_level_irq);
}
- set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(i, IRQ_NOREQUEST | IRQ_NOPROBE);
}
/* Disable all interrupts */
diff --git a/arch/arm/mach-imx/3ds_debugboard.c b/arch/arm/mach-imx/3ds_debugboard.c
index 1343773..45903be 100644
--- a/arch/arm/mach-imx/3ds_debugboard.c
+++ b/arch/arm/mach-imx/3ds_debugboard.c
@@ -195,7 +195,7 @@ int __init mxc_expio_init(u32 base, u32 intr_gpio)
for (i = irq_base; i < irq_base + MXC_MAX_EXP_IO_LINES; i++) {
irq_set_chip_and_handler(i, &expio_irq_chip, handle_level_irq);
- set_irq_flags(i, IRQF_VALID);
+ irq_clear_status_flags(i, IRQ_NOREQUEST);
}
irq_set_irq_type(p_irq, IRQF_TRIGGER_LOW);
irq_set_chained_handler(p_irq, mxc_expio_irq_handler);
diff --git a/arch/arm/mach-imx/mach-mx31ads.c b/arch/arm/mach-imx/mach-mx31ads.c
index d08c37c..2c08535 100644
--- a/arch/arm/mach-imx/mach-mx31ads.c
+++ b/arch/arm/mach-imx/mach-mx31ads.c
@@ -238,7 +238,7 @@ static void __init mx31ads_init_expio(void)
for (i = irq_base; i < irq_base + MXC_MAX_EXP_IO_LINES; i++) {
irq_set_chip_and_handler(i, &expio_irq_chip, handle_level_irq);
- set_irq_flags(i, IRQF_VALID);
+ irq_clear_status_flags(i, IRQ_NOREQUEST);
}
irq = gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_4));
irq_set_irq_type(irq, IRQ_TYPE_LEVEL_HIGH);
diff --git a/arch/arm/mach-iop13xx/irq.c b/arch/arm/mach-iop13xx/irq.c
index bc73970..623d85a 100644
--- a/arch/arm/mach-iop13xx/irq.c
+++ b/arch/arm/mach-iop13xx/irq.c
@@ -233,7 +233,7 @@ void __init iop13xx_init_irq(void)
irq_set_chip(i, &iop13xx_irqchip4);
irq_set_handler(i, handle_level_irq);
- set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(i, IRQ_NOREQUEST | IRQ_NOPROBE);
}
iop13xx_msi_init();
diff --git a/arch/arm/mach-iop32x/irq.c b/arch/arm/mach-iop32x/irq.c
index d7ee278..2d1f69a 100644
--- a/arch/arm/mach-iop32x/irq.c
+++ b/arch/arm/mach-iop32x/irq.c
@@ -69,6 +69,6 @@ void __init iop32x_init_irq(void)
for (i = 0; i < NR_IRQS; i++) {
irq_set_chip_and_handler(i, &ext_chip, handle_level_irq);
- set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(i, IRQ_NOREQUEST | IRQ_NOPROBE);
}
}
diff --git a/arch/arm/mach-iop33x/irq.c b/arch/arm/mach-iop33x/irq.c
index f7f5d3e..c99ec8d 100644
--- a/arch/arm/mach-iop33x/irq.c
+++ b/arch/arm/mach-iop33x/irq.c
@@ -113,6 +113,6 @@ void __init iop33x_init_irq(void)
irq_set_chip_and_handler(i,
(i < 32) ? &iop33x_irqchip1 : &iop33x_irqchip2,
handle_level_irq);
- set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(i, IRQ_NOREQUEST | IRQ_NOPROBE);
}
}
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 8537d4c..0f3f01a 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -296,7 +296,7 @@ void __init ixp4xx_init_irq(void)
for(i = 0; i < NR_IRQS; i++) {
irq_set_chip_and_handler(i, &ixp4xx_irq_chip,
handle_level_irq);
- set_irq_flags(i, IRQF_VALID);
+ irq_clear_status_flags(i, IRQ_NOREQUEST);
}
}
diff --git a/arch/arm/mach-ks8695/irq.c b/arch/arm/mach-ks8695/irq.c
index 76802aa..31439f2 100644
--- a/arch/arm/mach-ks8695/irq.c
+++ b/arch/arm/mach-ks8695/irq.c
@@ -172,6 +172,6 @@ void __init ks8695_init_irq(void)
handle_edge_irq);
}
- set_irq_flags(irq, IRQF_VALID);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST);
}
}
diff --git a/arch/arm/mach-lpc32xx/irq.c b/arch/arm/mach-lpc32xx/irq.c
index d4f7dc8..4ffe333 100644
--- a/arch/arm/mach-lpc32xx/irq.c
+++ b/arch/arm/mach-lpc32xx/irq.c
@@ -434,7 +434,7 @@ void __init lpc32xx_init_irq(void)
for (i = 0; i < NR_IRQS; i++) {
irq_set_chip_and_handler(i, &lpc32xx_irq_chip,
handle_level_irq);
- set_irq_flags(i, IRQF_VALID);
+ irq_clear_status_flags(i, IRQ_NOREQUEST);
}
/* Set default mappings */
diff --git a/arch/arm/mach-netx/generic.c b/arch/arm/mach-netx/generic.c
index db25b0c..6373e2b 100644
--- a/arch/arm/mach-netx/generic.c
+++ b/arch/arm/mach-netx/generic.c
@@ -174,7 +174,7 @@ void __init netx_init_irq(void)
for (irq = NETX_IRQ_HIF_CHAINED(0); irq <= NETX_IRQ_HIF_LAST; irq++) {
irq_set_chip_and_handler(irq, &netx_hif_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST);
}
writel(NETX_DPMAS_INT_EN_GLB_EN, NETX_DPMAS_INT_EN);
diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c
index 3c0e422..dfec671 100644
--- a/arch/arm/mach-omap1/fpga.c
+++ b/arch/arm/mach-omap1/fpga.c
@@ -169,7 +169,7 @@ void omap1510_fpga_init_irq(void)
}
irq_set_handler(i, handle_edge_irq);
- set_irq_flags(i, IRQF_VALID);
+ irq_clear_status_flags(i, IRQ_NOREQUEST);
}
/*
diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c
index f4d346f..b11edc8 100644
--- a/arch/arm/mach-omap1/irq.c
+++ b/arch/arm/mach-omap1/irq.c
@@ -262,7 +262,7 @@ void __init omap1_init_irq(void)
irq_trigger = irq_banks[i].trigger_map >> IRQ_BIT(j);
omap_irq_set_cfg(j, 0, 0, irq_trigger);
- set_irq_flags(j, IRQF_VALID);
+ irq_clear_status_flags(j, IRQ_NOREQUEST);
}
omap_alloc_gc(irq_banks[i].va, irq_base + i * 32, 32);
}
diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c
index d897292..09b9a36 100644
--- a/arch/arm/mach-pxa/balloon3.c
+++ b/arch/arm/mach-pxa/balloon3.c
@@ -528,7 +528,7 @@ static void __init balloon3_init_irq(void)
for (irq = BALLOON3_IRQ(0); irq <= BALLOON3_IRQ(7); irq++) {
irq_set_chip_and_handler(irq, &balloon3_irq_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_chained_handler(BALLOON3_AUX_NIRQ, balloon3_irq_handler);
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index 98608c5..9c10248 100644
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -133,7 +133,6 @@ static int pxa_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_and_handler(virq, &pxa_internal_irq_chip,
handle_level_irq);
irq_set_chip_data(virq, base);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c
index eaee2c2..2670fb0 100644
--- a/arch/arm/mach-pxa/lpd270.c
+++ b/arch/arm/mach-pxa/lpd270.c
@@ -151,7 +151,7 @@ static void __init lpd270_init_irq(void)
for (irq = LPD270_IRQ(2); irq <= LPD270_IRQ(4); irq++) {
irq_set_chip_and_handler(irq, &lpd270_irq_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_chained_handler(PXA_GPIO_TO_IRQ(0), lpd270_irq_handler);
irq_set_irq_type(PXA_GPIO_TO_IRQ(0), IRQ_TYPE_EDGE_FALLING);
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 2897da2..86e01bf 100644
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -311,7 +311,7 @@ static void __init pcm990_init_irq(void)
for (irq = PCM027_IRQ(0); irq <= PCM027_IRQ(3); irq++) {
irq_set_chip_and_handler(irq, &pcm990_irq_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
/* disable all Interrupts */
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index bd4cbef..e1362c0 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -325,7 +325,7 @@ static void __init pxa_init_ext_wakeup_irq(int (*fn)(struct irq_data *,
for (irq = IRQ_WAKEUP0; irq <= IRQ_WAKEUP1; irq++) {
irq_set_chip_and_handler(irq, &pxa_ext_wakeup_chip,
handle_edge_irq);
- set_irq_flags(irq, IRQF_VALID);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST);
}
pxa_ext_wakeup_chip.irq_set_wake = fn;
diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c
index de3b080..dae3de8 100644
--- a/arch/arm/mach-pxa/viper.c
+++ b/arch/arm/mach-pxa/viper.c
@@ -313,7 +313,7 @@ static void __init viper_init_irq(void)
isa_irq = viper_bit_to_irq(level);
irq_set_chip_and_handler(isa_irq, &viper_irq_chip,
handle_edge_irq);
- set_irq_flags(isa_irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(isa_irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_chained_handler(gpio_to_irq(VIPER_CPLD_GPIO),
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index ac2ae5c..48dd5bd 100644
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -151,7 +151,7 @@ static void __init zeus_init_irq(void)
isa_irq = zeus_bit_to_irq(level);
irq_set_chip_and_handler(isa_irq, &zeus_irq_chip,
handle_edge_irq);
- set_irq_flags(isa_irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(isa_irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_irq_type(gpio_to_irq(ZEUS_ISA_GPIO), IRQ_TYPE_EDGE_RISING);
diff --git a/arch/arm/mach-rpc/ecard.c b/arch/arm/mach-rpc/ecard.c
index fcb1d59..f726d4c 100644
--- a/arch/arm/mach-rpc/ecard.c
+++ b/arch/arm/mach-rpc/ecard.c
@@ -946,7 +946,7 @@ static int __init ecard_probe(int slot, unsigned irq, card_type_t type)
irq_set_chip_and_handler(ec->irq, &ecard_chip,
handle_level_irq);
irq_set_chip_data(ec->irq, ec);
- set_irq_flags(ec->irq, IRQF_VALID);
+ irq_clear_status_flags(ec->irq, IRQ_NOREQUEST);
}
#ifdef CONFIG_ARCH_RPC
diff --git a/arch/arm/mach-rpc/irq.c b/arch/arm/mach-rpc/irq.c
index 3e4fa84..66502e6 100644
--- a/arch/arm/mach-rpc/irq.c
+++ b/arch/arm/mach-rpc/irq.c
@@ -117,7 +117,7 @@ extern unsigned char rpc_default_fiq_start, rpc_default_fiq_end;
void __init rpc_init_irq(void)
{
- unsigned int irq, flags;
+ unsigned int irq, clr, set = 0;
iomd_writeb(0, IOMD_IRQMASKA);
iomd_writeb(0, IOMD_IRQMASKB);
@@ -128,37 +128,37 @@ void __init rpc_init_irq(void)
&rpc_default_fiq_end - &rpc_default_fiq_start);
for (irq = 0; irq < NR_IRQS; irq++) {
- flags = IRQF_VALID;
+ clr = IRQ_NOREQUEST;
if (irq <= 6 || (irq >= 9 && irq <= 15))
- flags |= IRQF_PROBE;
+ clr |= IRQ_NOPROBE;
if (irq == 21 || (irq >= 16 && irq <= 19) ||
irq == IRQ_KEYBOARDTX)
- flags |= IRQF_NOAUTOEN;
+ set |= IRQ_NOAUTOEN;
switch (irq) {
case 0 ... 7:
irq_set_chip_and_handler(irq, &iomd_a_chip,
handle_level_irq);
- set_irq_flags(irq, flags);
+ irq_modify_status(irq, clr, set);
break;
case 8 ... 15:
irq_set_chip_and_handler(irq, &iomd_b_chip,
handle_level_irq);
- set_irq_flags(irq, flags);
+ irq_modify_status(irq, clr, set);
break;
case 16 ... 21:
irq_set_chip_and_handler(irq, &iomd_dma_chip,
handle_level_irq);
- set_irq_flags(irq, flags);
+ irq_modify_status(irq, clr, set);
break;
case 64 ... 71:
irq_set_chip(irq, &iomd_fiq_chip);
- set_irq_flags(irq, IRQF_VALID);
+ irq_modify_status(irq, clr, set);
break;
}
}
diff --git a/arch/arm/mach-s3c24xx/bast-irq.c b/arch/arm/mach-s3c24xx/bast-irq.c
index cb1b791..ced1ab8 100644
--- a/arch/arm/mach-s3c24xx/bast-irq.c
+++ b/arch/arm/mach-s3c24xx/bast-irq.c
@@ -147,7 +147,7 @@ static __init int bast_irq_init(void)
irq_set_chip_and_handler(irqno, &bast_pc104_chip,
handle_level_irq);
- set_irq_flags(irqno, IRQF_VALID);
+ irq_clear_status_flags(irqno, IRQ_NOREQUEST);
}
}
diff --git a/arch/arm/mach-s3c64xx/common.c b/arch/arm/mach-s3c64xx/common.c
index 16547f2..06ba943 100644
--- a/arch/arm/mach-s3c64xx/common.c
+++ b/arch/arm/mach-s3c64xx/common.c
@@ -420,7 +420,7 @@ static int __init s3c64xx_init_irq_eint(void)
for (irq = IRQ_EINT(0); irq <= IRQ_EINT(27); irq++) {
irq_set_chip_and_handler(irq, &s3c_irq_eint, handle_level_irq);
irq_set_chip_data(irq, (void *)eint_irq_to_bit(irq));
- set_irq_flags(irq, IRQF_VALID);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST);
}
irq_set_chained_handler(IRQ_EINT0_3, s3c_irq_demux_eint0_3);
diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c
index 99d9a3b..6d237b4 100644
--- a/arch/arm/mach-sa1100/neponset.c
+++ b/arch/arm/mach-sa1100/neponset.c
@@ -320,10 +320,10 @@ static int neponset_probe(struct platform_device *dev)
irq_set_chip_and_handler(d->irq_base + NEP_IRQ_SMC91X, &nochip,
handle_simple_irq);
- set_irq_flags(d->irq_base + NEP_IRQ_SMC91X, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(d->irq_base + NEP_IRQ_SMC91X, IRQ_NOREQUEST | IRQ_NOPROBE);
irq_set_chip_and_handler(d->irq_base + NEP_IRQ_USAR, &nochip,
handle_simple_irq);
- set_irq_flags(d->irq_base + NEP_IRQ_USAR, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(d->irq_base + NEP_IRQ_USAR, IRQ_NOREQUEST | IRQ_NOPROBE);
irq_set_chip(d->irq_base + NEP_IRQ_SA1111, &nochip);
irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING);
diff --git a/arch/arm/mach-w90x900/irq.c b/arch/arm/mach-w90x900/irq.c
index d66d43a..491b317 100644
--- a/arch/arm/mach-w90x900/irq.c
+++ b/arch/arm/mach-w90x900/irq.c
@@ -211,6 +211,6 @@ void __init nuc900_init_irq(void)
for (irqno = IRQ_WDT; irqno <= IRQ_ADC; irqno++) {
irq_set_chip_and_handler(irqno, &nuc900_irq_chip,
handle_level_irq);
- set_irq_flags(irqno, IRQF_VALID);
+ irq_clear_status_flags(irqno, IRQ_NOREQUEST);
}
}
diff --git a/drivers/irqchip/irq-sa11x0.c b/drivers/irqchip/irq-sa11x0.c
index 46df287..61bb28d 100644
--- a/drivers/irqchip/irq-sa11x0.c
+++ b/drivers/irqchip/irq-sa11x0.c
@@ -70,7 +70,6 @@ static int sa1100_normal_irqdomain_map(struct irq_domain *d,
{
irq_set_chip_and_handler(irq, &sa1100_normal_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* Re: [PATCH v2 01/13] ARM: kill off set_irq_flags usage
2015-07-12 14:26 ` [PATCH v2 01/13] ARM: kill off set_irq_flags usage Rob Herring
@ 2015-07-13 3:19 ` Shawn Guo
2015-07-14 21:14 ` Robert Jarzmik
1 sibling, 0 replies; 28+ messages in thread
From: Shawn Guo @ 2015-07-13 3:19 UTC (permalink / raw)
To: Rob Herring
Cc: linux-arm-kernel, Russell King, Andrew Lunn, Krzysztof Kozlowski,
Kevin Hilman, Sekhar Nori, Greg Ungerer, Robert Jarzmik,
Roland Stigge, linux-samsung-soc, Tony Lindgren, arm,
Sebastian Hesselbarth, Jason Cooper, Haojian Zhuang,
Gregory Clement, linux-omap, Simtec Linux Team, Shawn Guo,
linux-kernel, Kukjin Kim, Sascha Hauer, Imre Kaloz, Daniel Mack
On Sun, Jul 12, 2015 at 09:26:39AM -0500, Rob Herring wrote:
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
> clear that is really needed. There appears to be a great deal of blind
> copy and paste of this code.
>
> Signed-off-by: Rob Herring <robh@kernel.org>
> Cc: Russell King <linux@arm.linux.org.uk>
> Cc: Sekhar Nori <nsekhar@ti.com>
> Cc: Kevin Hilman <khilman@deeprootsystems.com>
> Cc: Jason Cooper <jason@lakedaemon.net>
> Cc: Andrew Lunn <andrew@lunn.ch>
> Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
> Cc: Gregory Clement <gregory.clement@free-electrons.com>
> Acked-by: Hans Ulli Kroll <ulli.kroll@googlemail.com>
> Cc: Shawn Guo <shawn.guo@linaro.org>
> Cc: Sascha Hauer <kernel@pengutronix.de>
> Cc: Imre Kaloz <kaloz@openwrt.org>
> Acked-by: Krzysztof Halasa <khalasa@piap.pl>
> Cc: Greg Ungerer <gerg@uclinux.org>
> Cc: Roland Stigge <stigge@antcom.de>
> Cc: Tony Lindgren <tony@atomide.com>
> Cc: Daniel Mack <daniel@zonque.org>
> Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
> Cc: Robert Jarzmik <robert.jarzmik@free.fr>
> Cc: Simtec Linux Team <linux@simtec.co.uk>
> Cc: Kukjin Kim <kgene@kernel.org>
> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
> Acked-by: Wan ZongShun <mcuos.com@gmail.com>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-omap@vger.kernel.org
> Cc: linux-samsung-soc@vger.kernel.org
> Tested-by: Kevin Hilman <khilman@linaro.org>
> ---
...
> arch/arm/mach-imx/3ds_debugboard.c | 2 +-
> arch/arm/mach-imx/mach-mx31ads.c | 2 +-
Acked-by: Shawn Guo <shawnguo@kernel.org>
^ permalink raw reply [flat|nested] 28+ messages in thread
* Re: [PATCH v2 01/13] ARM: kill off set_irq_flags usage
2015-07-12 14:26 ` [PATCH v2 01/13] ARM: kill off set_irq_flags usage Rob Herring
2015-07-13 3:19 ` Shawn Guo
@ 2015-07-14 21:14 ` Robert Jarzmik
1 sibling, 0 replies; 28+ messages in thread
From: Robert Jarzmik @ 2015-07-14 21:14 UTC (permalink / raw)
To: Rob Herring
Cc: linux-arm-kernel, Russell King, linux-kernel, arm, Sekhar Nori,
Kevin Hilman, Jason Cooper, Andrew Lunn, Sebastian Hesselbarth,
Gregory Clement, Shawn Guo, Sascha Hauer, Imre Kaloz,
Greg Ungerer, Roland Stigge, Tony Lindgren, Daniel Mack,
Haojian Zhuang, Simtec Linux Team, Kukjin Kim,
Krzysztof Kozlowski, linux-omap, linux-samsung-soc
Rob Herring <robh@kernel.org> writes:
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
> clear that is really needed. There appears to be a great deal of blind
> copy and paste of this code.
As this works for several pxa boards :
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
--
Robert
^ permalink raw reply [flat|nested] 28+ messages in thread
* [PATCH v2 02/13] clk: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
2015-07-12 14:26 ` [PATCH v2 01/13] ARM: kill off set_irq_flags usage Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 14:26 ` [PATCH v2 03/13] dma: " Rob Herring
` (11 subsequent siblings)
13 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Mike Turquette, linux-clk
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Cc: Mike Turquette <mturquette@linaro.org>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Cc: linux-clk@vger.kernel.org
---
drivers/clk/at91/pmc.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index 39be2be..d1844f1 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -125,7 +125,6 @@ static int pmc_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_and_handler(virq, &pmc_irq,
handle_level_irq);
- set_irq_flags(virq, IRQF_VALID);
irq_set_chip_data(virq, pmc);
return 0;
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* [PATCH v2 03/13] dma: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
2015-07-12 14:26 ` [PATCH v2 01/13] ARM: kill off set_irq_flags usage Rob Herring
2015-07-12 14:26 ` [PATCH v2 02/13] clk: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 14:26 ` [PATCH v2 04/13] gpio: " Rob Herring
` (10 subsequent siblings)
13 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Dan Williams, Vinod Koul, dmaengine
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: dmaengine@vger.kernel.org
---
drivers/dma/ipu/ipu_irq.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/dma/ipu/ipu_irq.c b/drivers/dma/ipu/ipu_irq.c
index 2e284a4..667ebba 100644
--- a/drivers/dma/ipu/ipu_irq.c
+++ b/drivers/dma/ipu/ipu_irq.c
@@ -377,9 +377,7 @@ int __init ipu_irq_attach_irq(struct ipu *ipu, struct platform_device *dev)
irq_map[i].irq = irq;
irq_map[i].source = -EINVAL;
irq_set_handler(irq, handle_level_irq);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
-#endif
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_handler_data(ipu->irq_fn, ipu);
@@ -406,9 +404,7 @@ void ipu_irq_detach_irq(struct ipu *ipu, struct platform_device *dev)
irq_set_handler_data(ipu->irq_err, NULL);
for (irq = irq_base; irq < irq_base + CONFIG_MX3_IPU_IRQS; irq++) {
-#ifdef CONFIG_ARM
- set_irq_flags(irq, 0);
-#endif
+ irq_set_status_flags(irq, IRQ_NOREQUEST);
irq_set_chip(irq, NULL);
irq_set_chip_data(irq, NULL);
}
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* [PATCH v2 04/13] gpio: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (2 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 03/13] dma: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 14:26 ` [PATCH v2 05/13] gpu/drm: " Rob Herring
` (9 subsequent siblings)
13 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Michael Hennerich, Alexandre Courbot, Ray Jui,
Stephen Warren, Thierry Reding, linux-gpio,
bcm-kernel-feedback-list, linux-tegra
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Ray Jui <rjui@broadcom.com>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: linux-gpio@vger.kernel.org
Cc: bcm-kernel-feedback-list@broadcom.com
Cc: linux-tegra@vger.kernel.org
---
drivers/gpio/gpio-adp5588.c | 10 +---------
drivers/gpio/gpio-bcm-kona.c | 15 ---------------
drivers/gpio/gpio-davinci.c | 1 -
drivers/gpio/gpio-em.c | 1 -
drivers/gpio/gpio-ep93xx.c | 2 +-
drivers/gpio/gpio-grgpio.c | 8 --------
drivers/gpio/gpio-mcp23s08.c | 4 ----
drivers/gpio/gpio-msm-v2.c | 1 -
drivers/gpio/gpio-pxa.c | 8 ++++----
drivers/gpio/gpio-sa1100.c | 2 +-
drivers/gpio/gpio-sta2x11.c | 2 +-
drivers/gpio/gpio-tegra.c | 1 -
drivers/gpio/gpio-timberdale.c | 4 +---
drivers/gpio/gpiolib.c | 8 +-------
14 files changed, 10 insertions(+), 57 deletions(-)
diff --git a/drivers/gpio/gpio-adp5588.c b/drivers/gpio/gpio-adp5588.c
index d3fe6a6..df7bb75 100644
--- a/drivers/gpio/gpio-adp5588.c
+++ b/drivers/gpio/gpio-adp5588.c
@@ -305,15 +305,7 @@ static int adp5588_irq_setup(struct adp5588_gpio *dev)
irq_set_chip_and_handler(irq, &adp5588_irq_chip,
handle_level_irq);
irq_set_nested_thread(irq, 1);
-#ifdef CONFIG_ARM
- /*
- * ARM needs us to explicitly flag the IRQ as VALID,
- * once we do so, it will also set the noprobe.
- */
- set_irq_flags(irq, IRQF_VALID);
-#else
- irq_set_noprobe(irq);
-#endif
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
ret = request_threaded_irq(client->irq,
diff --git a/drivers/gpio/gpio-bcm-kona.c b/drivers/gpio/gpio-bcm-kona.c
index 40343fa..af20bda 100644
--- a/drivers/gpio/gpio-bcm-kona.c
+++ b/drivers/gpio/gpio-bcm-kona.c
@@ -525,11 +525,7 @@ static int bcm_kona_gpio_irq_map(struct irq_domain *d, unsigned int irq,
return ret;
irq_set_lockdep_class(irq, &gpio_lock_class);
irq_set_chip_and_handler(irq, &bcm_gpio_irq_chip, handle_simple_irq);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
return 0;
}
@@ -644,17 +640,6 @@ static int bcm_kona_gpio_probe(struct platform_device *pdev)
dev_err(dev, "Couldn't add GPIO chip -- %d\n", ret);
goto err_irq_domain;
}
- for (i = 0; i < chip->ngpio; i++) {
- int irq = bcm_kona_gpio_to_irq(chip, i);
- irq_set_lockdep_class(irq, &gpio_lock_class);
- irq_set_chip_and_handler(irq, &bcm_gpio_irq_chip,
- handle_simple_irq);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
- irq_set_noprobe(irq);
-#endif
- }
for (i = 0; i < kona_gpio->num_bank; i++) {
bank = &kona_gpio->banks[i];
irq_set_chained_handler_and_data(bank->irq,
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index c5e05c8..59020a6 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -422,7 +422,6 @@ davinci_gpio_irq_map(struct irq_domain *d, unsigned int irq,
irq_set_irq_type(irq, IRQ_TYPE_NONE);
irq_set_chip_data(irq, (__force void *)g);
irq_set_handler_data(irq, (void *)__gpio_mask(hw));
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c
index fbf2873..d42b166 100644
--- a/drivers/gpio/gpio-em.c
+++ b/drivers/gpio/gpio-em.c
@@ -262,7 +262,6 @@ static int em_gio_irq_domain_map(struct irq_domain *h, unsigned int irq,
irq_set_chip_data(irq, h->host_data);
irq_set_chip_and_handler(irq, &p->irq_chip, handle_level_irq);
- set_irq_flags(irq, IRQF_VALID); /* kill me now */
return 0;
}
diff --git a/drivers/gpio/gpio-ep93xx.c b/drivers/gpio/gpio-ep93xx.c
index 45684f3..4d35fdc 100644
--- a/drivers/gpio/gpio-ep93xx.c
+++ b/drivers/gpio/gpio-ep93xx.c
@@ -234,7 +234,7 @@ static void ep93xx_gpio_init_irq(void)
gpio_irq <= gpio_to_irq(EP93XX_GPIO_LINE_MAX_IRQ); ++gpio_irq) {
irq_set_chip_and_handler(gpio_irq, &ep93xx_gpio_irq_chip,
handle_level_irq);
- set_irq_flags(gpio_irq, IRQF_VALID);
+ irq_clear_status_flags(gpio_irq, IRQ_NOREQUEST);
}
irq_set_chained_handler(IRQ_EP93XX_GPIO_AB,
diff --git a/drivers/gpio/gpio-grgpio.c b/drivers/gpio/gpio-grgpio.c
index 0a8f761..77053d6 100644
--- a/drivers/gpio/gpio-grgpio.c
+++ b/drivers/gpio/gpio-grgpio.c
@@ -281,12 +281,7 @@ static int grgpio_irq_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_data(irq, priv);
irq_set_chip_and_handler(irq, &grgpio_irq_chip,
handle_simple_irq);
- irq_clear_status_flags(irq, IRQ_NOREQUEST);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
return ret;
}
@@ -301,9 +296,6 @@ static void grgpio_irq_unmap(struct irq_domain *d, unsigned int irq)
int ngpio = priv->bgc.gc.ngpio;
int i;
-#ifdef CONFIG_ARM
- set_irq_flags(irq, 0);
-#endif
irq_set_chip_and_handler(irq, NULL, NULL);
irq_set_chip_data(irq, NULL);
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index 2fc7ff8..73db7ec 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -507,11 +507,7 @@ static int mcp23s08_irq_setup(struct mcp23s08 *mcp)
irq_set_chip_data(irq, mcp);
irq_set_chip(irq, &mcp23s08_irq_chip);
irq_set_nested_thread(irq, true);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
}
return 0;
}
diff --git a/drivers/gpio/gpio-msm-v2.c b/drivers/gpio/gpio-msm-v2.c
index 52ff182..4bbaeb36 100644
--- a/drivers/gpio/gpio-msm-v2.c
+++ b/drivers/gpio/gpio-msm-v2.c
@@ -363,7 +363,6 @@ static int msm_gpio_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_lockdep_class(irq, &msm_gpio_lock_class);
irq_set_chip_and_handler(irq, &msm_gpio_irq_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index cdbbcf0..55a11de 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -524,7 +524,7 @@ static int pxa_irq_domain_map(struct irq_domain *d, unsigned int irq,
{
irq_set_chip_and_handler(irq, &pxa_muxed_gpio_chip,
handle_edge_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(irq);
return 0;
}
@@ -643,20 +643,20 @@ static int pxa_gpio_probe(struct platform_device *pdev)
irq = gpio_to_irq(0);
irq_set_chip_and_handler(irq, &pxa_muxed_gpio_chip,
handle_edge_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
if (irq1 > 0) {
irq = gpio_to_irq(1);
irq_set_chip_and_handler(irq, &pxa_muxed_gpio_chip,
handle_edge_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
for (irq = gpio_to_irq(gpio_offset);
irq <= gpio_to_irq(pxa_last_gpio); irq++) {
irq_set_chip_and_handler(irq, &pxa_muxed_gpio_chip,
handle_edge_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
}
diff --git a/drivers/gpio/gpio-sa1100.c b/drivers/gpio/gpio-sa1100.c
index 3fa22da..1aaa340 100644
--- a/drivers/gpio/gpio-sa1100.c
+++ b/drivers/gpio/gpio-sa1100.c
@@ -155,7 +155,7 @@ static int sa1100_gpio_irqdomain_map(struct irq_domain *d,
{
irq_set_chip_and_handler(irq, &sa1100_gpio_irq_chip,
handle_edge_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(irq);
return 0;
}
diff --git a/drivers/gpio/gpio-sta2x11.c b/drivers/gpio/gpio-sta2x11.c
index 18579ac..55e47828 100644
--- a/drivers/gpio/gpio-sta2x11.c
+++ b/drivers/gpio/gpio-sta2x11.c
@@ -346,7 +346,7 @@ static void gsta_alloc_irq_chip(struct gsta_gpio *chip)
i = chip->irq_base + j;
irq_set_chip_and_handler(i, &ct->chip, ct->handler);
irq_set_chip_data(i, gc);
- irq_modify_status(i, IRQ_NOREQUEST | IRQ_NOPROBE, 0);
+ irq_clear_status_flags(i, IRQ_NOREQUEST | IRQ_NOPROBE);
}
gc->irq_cnt = i - gc->irq_base;
}
diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
index 9b25c90..5b9163c 100644
--- a/drivers/gpio/gpio-tegra.c
+++ b/drivers/gpio/gpio-tegra.c
@@ -509,7 +509,6 @@ static int tegra_gpio_probe(struct platform_device *pdev)
irq_set_chip_data(irq, bank);
irq_set_chip_and_handler(irq, &tegra_gpio_irq_chip,
handle_simple_irq);
- set_irq_flags(irq, IRQF_VALID);
}
for (i = 0; i < tegra_gpio_bank_count; i++) {
diff --git a/drivers/gpio/gpio-timberdale.c b/drivers/gpio/gpio-timberdale.c
index e8f97e0..166fe1c 100644
--- a/drivers/gpio/gpio-timberdale.c
+++ b/drivers/gpio/gpio-timberdale.c
@@ -294,9 +294,7 @@ static int timbgpio_probe(struct platform_device *pdev)
irq_set_chip_and_handler(tgpio->irq_base + i,
&timbgpio_irqchip, handle_simple_irq);
irq_set_chip_data(tgpio->irq_base + i, tgpio);
-#ifdef CONFIG_ARM
- set_irq_flags(tgpio->irq_base + i, IRQF_VALID | IRQF_PROBE);
-#endif
+ irq_clear_status_flags(tgpio->irq_base + i, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_handler_data(irq, tgpio);
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index bf4bd1d..5af50d3 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -483,11 +483,8 @@ static int gpiochip_irq_map(struct irq_domain *d, unsigned int irq,
/* Chips that can sleep need nested thread handlers */
if (chip->can_sleep && !chip->irq_not_threaded)
irq_set_nested_thread(irq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
+
/*
* No set-up of the hardware will happen if IRQ_TYPE_NONE
* is passed as default type.
@@ -502,9 +499,6 @@ static void gpiochip_irq_unmap(struct irq_domain *d, unsigned int irq)
{
struct gpio_chip *chip = d->host_data;
-#ifdef CONFIG_ARM
- set_irq_flags(irq, 0);
-#endif
if (chip->can_sleep)
irq_set_nested_thread(irq, 0);
irq_set_chip_and_handler(irq, NULL, NULL);
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* [PATCH v2 05/13] gpu/drm: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (3 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 04/13] gpio: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 14:26 ` [PATCH v2 06/13] irqchip: " Rob Herring
` (8 subsequent siblings)
13 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King; +Cc: linux-kernel, arm, David Airlie, dri-devel
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: David Airlie <airlied@linux.ie>
Cc: dri-devel@lists.freedesktop.org
---
drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c | 1 -
drivers/gpu/ipu-v3/ipu-common.c | 3 +--
2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c
index 33bd4c6..9a6a747 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c
@@ -165,7 +165,6 @@ static int mdp5_hw_irqdomain_map(struct irq_domain *d,
irq_set_chip_and_handler(irq, &mdp5_hw_irq_chip, handle_level_irq);
irq_set_chip_data(irq, mdp5_kms);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c
index 6d2f39d..cf0cf46 100644
--- a/drivers/gpu/ipu-v3/ipu-common.c
+++ b/drivers/gpu/ipu-v3/ipu-common.c
@@ -1099,8 +1099,7 @@ static int ipu_irq_init(struct ipu_soc *ipu)
}
ret = irq_alloc_domain_generic_chips(ipu->domain, 32, 1, "IPU",
- handle_level_irq, 0,
- IRQF_VALID, 0);
+ handle_level_irq, 0, 0, 0);
if (ret < 0) {
dev_err(ipu->dev, "failed to alloc generic irq chips\n");
irq_domain_remove(ipu->domain);
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (4 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 05/13] gpu/drm: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 16:43 ` Thomas Gleixner
2015-07-25 13:34 ` Gregory CLEMENT
2015-07-12 14:26 ` [PATCH v2 07/13] memory: " Rob Herring
` (7 subsequent siblings)
13 siblings, 2 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Thomas Gleixner, Jason Cooper, Kukjin Kim,
Krzysztof Kozlowski, Stephen Warren, Lee Jones, Alexander Shiyan,
Maxime Ripard, linux-samsung-soc, linux-rpi-kernel
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Kukjin Kim <kgene@kernel.org>
Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Cc: Lee Jones <lee@kernel.org>
Cc: Alexander Shiyan <shc_work@mail.ru>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-samsung-soc@vger.kernel.org
Cc: linux-rpi-kernel@lists.infradead.org
---
v2:
- Fix build error on clps711x
drivers/irqchip/exynos-combiner.c | 2 +-
drivers/irqchip/irq-armada-370-xp.c | 3 +--
drivers/irqchip/irq-bcm2835.c | 2 +-
drivers/irqchip/irq-clps711x.c | 6 +++---
drivers/irqchip/irq-gic-v3.c | 5 ++---
drivers/irqchip/irq-gic.c | 4 ++--
drivers/irqchip/irq-hip04.c | 4 ++--
drivers/irqchip/irq-keystone.c | 2 +-
drivers/irqchip/irq-mmp.c | 3 ---
drivers/irqchip/irq-mxs.c | 1 -
drivers/irqchip/irq-renesas-intc-irqpin.c | 1 -
drivers/irqchip/irq-renesas-irqc.c | 1 -
drivers/irqchip/irq-s3c24xx.c | 14 ++------------
drivers/irqchip/irq-sun4i.c | 2 +-
drivers/irqchip/irq-versatile-fpga.c | 2 +-
drivers/irqchip/irq-vic.c | 2 +-
drivers/irqchip/irq-vt8500.c | 1 -
drivers/irqchip/spear-shirq.c | 1 -
18 files changed, 18 insertions(+), 38 deletions(-)
diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c
index 5c82e3b..81aacb8 100644
--- a/drivers/irqchip/exynos-combiner.c
+++ b/drivers/irqchip/exynos-combiner.c
@@ -165,7 +165,7 @@ static int combiner_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_and_handler(irq, &combiner_chip, handle_level_irq);
irq_set_chip_data(irq, &combiner_data[hw >> 3]);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(irq);
return 0;
}
diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index 0d3b0fe..b8bf8b0 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -201,7 +201,6 @@ static int armada_370_xp_msi_map(struct irq_domain *domain, unsigned int virq,
{
irq_set_chip_and_handler(virq, &armada_370_xp_msi_irq_chip,
handle_simple_irq);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
@@ -318,7 +317,7 @@ static int armada_370_xp_mpic_irq_map(struct irq_domain *h,
irq_set_chip_and_handler(virq, &armada_370_xp_irq_chip,
handle_level_irq);
}
- set_irq_flags(virq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(virq);
return 0;
}
diff --git a/drivers/irqchip/irq-bcm2835.c b/drivers/irqchip/irq-bcm2835.c
index e68c3b6..5ae2fd4 100644
--- a/drivers/irqchip/irq-bcm2835.c
+++ b/drivers/irqchip/irq-bcm2835.c
@@ -165,7 +165,7 @@ static int __init armctrl_of_init(struct device_node *node,
BUG_ON(irq <= 0);
irq_set_chip_and_handler(irq, &armctrl_chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(irq);
}
}
diff --git a/drivers/irqchip/irq-clps711x.c b/drivers/irqchip/irq-clps711x.c
index 33127f1..2e74e81 100644
--- a/drivers/irqchip/irq-clps711x.c
+++ b/drivers/irqchip/irq-clps711x.c
@@ -133,14 +133,14 @@ static int __init clps711x_intc_irq_map(struct irq_domain *h, unsigned int virq,
irq_hw_number_t hw)
{
irq_flow_handler_t handler = handle_level_irq;
- unsigned int flags = IRQF_VALID | IRQF_PROBE;
+ unsigned int flags = 0;
if (!clps711x_irqs[hw].flags)
return 0;
if (clps711x_irqs[hw].flags & CLPS711X_FLAG_FIQ) {
handler = handle_bad_irq;
- flags |= IRQF_NOAUTOEN;
+ flags |= IRQ_NOAUTOEN;
} else if (clps711x_irqs[hw].eoi) {
handler = handle_fasteoi_irq;
}
@@ -150,7 +150,7 @@ static int __init clps711x_intc_irq_map(struct irq_domain *h, unsigned int virq,
writel_relaxed(0, clps711x_intc->base + clps711x_irqs[hw].eoi);
irq_set_chip_and_handler(virq, &clps711x_intc_chip, handler);
- set_irq_flags(virq, flags);
+ irq_modify_status(virq, IRQ_NOPROBE, flags);
return 0;
}
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index c52f7ba..16f9028 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -681,13 +681,13 @@ static int gic_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_percpu_devid(irq);
irq_domain_set_info(d, irq, hw, &gic_chip, d->host_data,
handle_percpu_devid_irq, NULL, NULL);
- set_irq_flags(irq, IRQF_VALID | IRQF_NOAUTOEN);
+ irq_set_status_flags(irq, IRQ_NOAUTOEN);
}
/* SPIs */
if (hw >= 32 && hw < gic_data.irq_nr) {
irq_domain_set_info(d, irq, hw, &gic_chip, d->host_data,
handle_fasteoi_irq, NULL, NULL);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_probe(irq);
}
/* LPIs */
if (hw >= 8192 && hw < GIC_ID_NR) {
@@ -695,7 +695,6 @@ static int gic_irq_domain_map(struct irq_domain *d, unsigned int irq,
return -EPERM;
irq_domain_set_info(d, irq, hw, &gic_chip, d->host_data,
handle_fasteoi_irq, NULL, NULL);
- set_irq_flags(irq, IRQF_VALID);
}
return 0;
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 8d7e1c8..ba16399 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -793,11 +793,11 @@ static int gic_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_percpu_devid(irq);
irq_domain_set_info(d, irq, hw, &gic_chip, d->host_data,
handle_percpu_devid_irq, NULL, NULL);
- set_irq_flags(irq, IRQF_VALID | IRQF_NOAUTOEN);
+ irq_set_status_flags(irq, IRQ_NOAUTOEN);
} else {
irq_domain_set_info(d, irq, hw, &gic_chip, d->host_data,
handle_fasteoi_irq, NULL, NULL);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(irq);
}
return 0;
}
diff --git a/drivers/irqchip/irq-hip04.c b/drivers/irqchip/irq-hip04.c
index 0cae45d..af07a91 100644
--- a/drivers/irqchip/irq-hip04.c
+++ b/drivers/irqchip/irq-hip04.c
@@ -305,11 +305,11 @@ static int hip04_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_percpu_devid(irq);
irq_set_chip_and_handler(irq, &hip04_irq_chip,
handle_percpu_devid_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_NOAUTOEN);
+ irq_set_status_flags(irq, IRQ_NOAUTOEN);
} else {
irq_set_chip_and_handler(irq, &hip04_irq_chip,
handle_fasteoi_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(irq);
}
irq_set_chip_data(irq, d->host_data);
return 0;
diff --git a/drivers/irqchip/irq-keystone.c b/drivers/irqchip/irq-keystone.c
index 81e3cf5..bbbe78a 100644
--- a/drivers/irqchip/irq-keystone.c
+++ b/drivers/irqchip/irq-keystone.c
@@ -127,7 +127,7 @@ static int keystone_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, kirq);
irq_set_chip_and_handler(virq, &kirq->chip, handle_level_irq);
- set_irq_flags(virq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(virq);
return 0;
}
diff --git a/drivers/irqchip/irq-mmp.c b/drivers/irqchip/irq-mmp.c
index c0da57b..3dfef63 100644
--- a/drivers/irqchip/irq-mmp.c
+++ b/drivers/irqchip/irq-mmp.c
@@ -164,7 +164,6 @@ static int mmp_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_hw_number_t hw)
{
irq_set_chip_and_handler(irq, &icu_irq_chip, handle_level_irq);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
@@ -234,7 +233,6 @@ void __init icu_init_irq(void)
for (irq = 0; irq < 64; irq++) {
icu_mask_irq(irq_get_irq_data(irq));
irq_set_chip_and_handler(irq, &icu_irq_chip, handle_level_irq);
- set_irq_flags(irq, IRQF_VALID);
}
irq_set_default_host(icu_data[0].domain);
set_handle_irq(mmp_handle_irq);
@@ -337,7 +335,6 @@ void __init mmp2_init_icu(void)
irq_set_chip_and_handler(irq, &icu_irq_chip,
handle_level_irq);
}
- set_irq_flags(irq, IRQF_VALID);
}
irq_set_default_host(icu_data[0].domain);
set_handle_irq(mmp2_handle_irq);
diff --git a/drivers/irqchip/irq-mxs.c b/drivers/irqchip/irq-mxs.c
index 04bf97b..ffe85d6 100644
--- a/drivers/irqchip/irq-mxs.c
+++ b/drivers/irqchip/irq-mxs.c
@@ -85,7 +85,6 @@ static int icoll_irq_domain_map(struct irq_domain *d, unsigned int virq,
irq_hw_number_t hw)
{
irq_set_chip_and_handler(virq, &mxs_icoll_chip, handle_level_irq);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
diff --git a/drivers/irqchip/irq-renesas-intc-irqpin.c b/drivers/irqchip/irq-renesas-intc-irqpin.c
index 0670ab4..20a86de 100644
--- a/drivers/irqchip/irq-renesas-intc-irqpin.c
+++ b/drivers/irqchip/irq-renesas-intc-irqpin.c
@@ -343,7 +343,6 @@ static int intc_irqpin_irq_domain_map(struct irq_domain *h, unsigned int virq,
intc_irqpin_dbg(&p->irq[hw], "map");
irq_set_chip_data(virq, h->host_data);
irq_set_chip_and_handler(virq, &p->irq_chip, handle_level_irq);
- set_irq_flags(virq, IRQF_VALID); /* kill me now */
return 0;
}
diff --git a/drivers/irqchip/irq-renesas-irqc.c b/drivers/irqchip/irq-renesas-irqc.c
index 778bd07..74e980f 100644
--- a/drivers/irqchip/irq-renesas-irqc.c
+++ b/drivers/irqchip/irq-renesas-irqc.c
@@ -162,7 +162,6 @@ static int irqc_irq_domain_map(struct irq_domain *h, unsigned int virq,
irqc_dbg(&p->irq[hw], "map");
irq_set_chip_data(virq, h->host_data);
irq_set_chip_and_handler(virq, &p->irq_chip, handle_level_irq);
- set_irq_flags(virq, IRQF_VALID); /* kill me now */
return 0;
}
diff --git a/drivers/irqchip/irq-s3c24xx.c b/drivers/irqchip/irq-s3c24xx.c
index e96717f..19d1fc4 100644
--- a/drivers/irqchip/irq-s3c24xx.c
+++ b/drivers/irqchip/irq-s3c24xx.c
@@ -469,13 +469,11 @@ static int s3c24xx_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, irq_data);
- set_irq_flags(virq, IRQF_VALID);
-
if (parent_intc && irq_data->type != S3C_IRQTYPE_NONE) {
if (irq_data->parent_irq > 31) {
pr_err("irq-s3c24xx: parent irq %lu is out of range\n",
irq_data->parent_irq);
- goto err;
+ return -EINVAL;
}
parent_irq_data = &parent_intc->irqs[irq_data->parent_irq];
@@ -488,18 +486,12 @@ static int s3c24xx_irq_map(struct irq_domain *h, unsigned int virq,
if (!irqno) {
pr_err("irq-s3c24xx: could not find mapping for parent irq %lu\n",
irq_data->parent_irq);
- goto err;
+ return -EINVAL;
}
irq_set_chained_handler(irqno, s3c_irq_demux);
}
return 0;
-
-err:
- set_irq_flags(virq, 0);
-
- /* the only error can result from bad mapping data*/
- return -EINVAL;
}
static const struct irq_domain_ops s3c24xx_irq_ops = {
@@ -1177,8 +1169,6 @@ static int s3c24xx_irq_map_of(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, irq_data);
- set_irq_flags(virq, IRQF_VALID);
-
return 0;
}
diff --git a/drivers/irqchip/irq-sun4i.c b/drivers/irqchip/irq-sun4i.c
index 83d6aa6..fdc1a80 100644
--- a/drivers/irqchip/irq-sun4i.c
+++ b/drivers/irqchip/irq-sun4i.c
@@ -84,7 +84,7 @@ static int sun4i_irq_map(struct irq_domain *d, unsigned int virq,
irq_hw_number_t hw)
{
irq_set_chip_and_handler(virq, &sun4i_irq_chip, handle_fasteoi_irq);
- set_irq_flags(virq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(virq);
return 0;
}
diff --git a/drivers/irqchip/irq-versatile-fpga.c b/drivers/irqchip/irq-versatile-fpga.c
index 888111b..e53aa98 100644
--- a/drivers/irqchip/irq-versatile-fpga.c
+++ b/drivers/irqchip/irq-versatile-fpga.c
@@ -128,7 +128,7 @@ static int fpga_irqdomain_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_data(irq, f);
irq_set_chip_and_handler(irq, &f->chip,
handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(irq);
return 0;
}
diff --git a/drivers/irqchip/irq-vic.c b/drivers/irqchip/irq-vic.c
index d4ce331..33d64b1 100644
--- a/drivers/irqchip/irq-vic.c
+++ b/drivers/irqchip/irq-vic.c
@@ -202,7 +202,7 @@ static int vic_irqdomain_map(struct irq_domain *d, unsigned int irq,
return -EPERM;
irq_set_chip_and_handler(irq, &vic_chip, handle_level_irq);
irq_set_chip_data(irq, v->base);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_set_noprobe(irq);
return 0;
}
diff --git a/drivers/irqchip/irq-vt8500.c b/drivers/irqchip/irq-vt8500.c
index 0b29700..8b235c9 100644
--- a/drivers/irqchip/irq-vt8500.c
+++ b/drivers/irqchip/irq-vt8500.c
@@ -168,7 +168,6 @@ static int vt8500_irq_map(struct irq_domain *h, unsigned int virq,
irq_hw_number_t hw)
{
irq_set_chip_and_handler(virq, &vt8500_irq_chip, handle_level_irq);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
diff --git a/drivers/irqchip/spear-shirq.c b/drivers/irqchip/spear-shirq.c
index a4512154..187c0f6 100644
--- a/drivers/irqchip/spear-shirq.c
+++ b/drivers/irqchip/spear-shirq.c
@@ -212,7 +212,6 @@ static void __init spear_shirq_register(struct spear_shirq *shirq,
for (i = 0; i < shirq->nr_irqs; i++) {
irq_set_chip_and_handler(shirq->virq_base + i,
shirq->irq_chip, handle_simple_irq);
- set_irq_flags(shirq->virq_base + i, IRQF_VALID);
irq_set_chip_data(shirq->virq_base + i, shirq);
}
}
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* Re: [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-12 14:26 ` [PATCH v2 06/13] irqchip: " Rob Herring
@ 2015-07-12 16:43 ` Thomas Gleixner
2015-07-13 16:26 ` Rob Herring
2015-07-16 13:26 ` Russell King - ARM Linux
2015-07-25 13:34 ` Gregory CLEMENT
1 sibling, 2 replies; 28+ messages in thread
From: Thomas Gleixner @ 2015-07-12 16:43 UTC (permalink / raw)
To: Rob Herring
Cc: linux-arm-kernel, Russell King, linux-kernel, arm, Jason Cooper,
Kukjin Kim, Krzysztof Kozlowski, Stephen Warren, Lee Jones,
Alexander Shiyan, Maxime Ripard, linux-samsung-soc,
linux-rpi-kernel
On Sun, 12 Jul 2015, Rob Herring wrote:
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
clear IRQ_NOPROBE, right?
> clear that is really needed. There appears to be a great deal of blind
> copy and paste of this code.
Looking at the irq probe users:
drivers/input/touchscreen/ucb1400_ts.c
drivers/mfd/ucb1x00-core.c
The probe function was added in the initial implementation of the
driver (2006), so it predates device tree.
drivers/net/appletalk/ltpc.c
drivers/net/arcnet/com20020-isa.c
drivers/net/arcnet/com90io.c
drivers/net/arcnet/com90xx.c
Surely not stuff you find on todays ARM systems
drivers/net/ethernet/8390/ne.c
drivers/net/ethernet/8390/wd.c
drivers/net/ethernet/amd/lance.c
drivers/net/ethernet/amd/ni65.c
drivers/net/ethernet/amd/pcnet32.c
Ditto
drivers/net/ethernet/smsc/smc911x.c
drivers/net/ethernet/smsc/smc9194.c
drivers/net/ethernet/smsc/smc91x.c
Those might still be, but on the DT based boards the probing should be
completely irrelevant
drivers/net/hamradio/dmascc.c
drivers/net/wan/cosa.c
drivers/net/wan/sbni.c
drivers/parport/parport_pc.c
Surely not stuff you find on todays ARM systems
drivers/pcmcia/yenta_socket.c
Russell might still use that.
drivers/scsi/NCR53c406a.c
drivers/scsi/sym53c416.c
drivers/tty/cyclades.c
Surely not stuff you find on todays ARM systems
drivers/tty/serial/8250/8250_core.c
The irq probing is used by
mach-imx/mach-mx31ads.c
mach-iop32x/n2100.c
and X86
So in most of the irqchip drivers, this is irrelevant.
Thanks,
tglx
^ permalink raw reply [flat|nested] 28+ messages in thread* Re: [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-12 16:43 ` Thomas Gleixner
@ 2015-07-13 16:26 ` Rob Herring
2015-07-16 11:10 ` Thomas Gleixner
2015-07-16 13:26 ` Russell King - ARM Linux
1 sibling, 1 reply; 28+ messages in thread
From: Rob Herring @ 2015-07-13 16:26 UTC (permalink / raw)
To: Thomas Gleixner
Cc: linux-arm-kernel, Russell King, linux-kernel, arm, Jason Cooper,
Kukjin Kim, Krzysztof Kozlowski, Stephen Warren, Lee Jones,
Alexander Shiyan, Maxime Ripard, linux-samsung-soc,
linux-rpi-kernel
On Sun, Jul 12, 2015 at 11:43 AM, Thomas Gleixner <tglx@linutronix.de> wrote:
> On Sun, 12 Jul 2015, Rob Herring wrote:
>
>> set_irq_flags is ARM specific with custom flags which have genirq
>> equivalents. Convert drivers to use the genirq interfaces directly, so we
>> can kill off set_irq_flags. The translation of flags is as follows:
>>
>> IRQF_VALID -> !IRQ_NOREQUEST
>> IRQF_PROBE -> !IRQ_NOPROBE
>> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>>
>> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
>> and setting IRQ_NOREQUEST already, so there is no need to do this in
>> .map() functions and we can simply remove the set_irq_flags calls. Some
>> users also set IRQ_NOPROBE and this has been maintained although it is not
>
> clear IRQ_NOPROBE, right?
Both set and clear really. The state of IRQ_NOPROBE is a don't care in
most cases as you have outlined below. Are the cases of setting
IRQ_NOPROBE really needed or simply a bunch of copy and paste?
I've noticed I have a few places wrong with probe setting though, so
I'll be sending a v3.
>> clear that is really needed. There appears to be a great deal of blind
>> copy and paste of this code.
>
> Looking at the irq probe users:
>
> drivers/input/touchscreen/ucb1400_ts.c
> drivers/mfd/ucb1x00-core.c
>
> The probe function was added in the initial implementation of the
> driver (2006), so it predates device tree.
We still have lots of platforms which are not (and probably never will
be) DT. Certainly, DT only irqchips should be easy to make consistent.
The older stuff is harder and not frequently tested.
> drivers/net/appletalk/ltpc.c
> drivers/net/arcnet/com20020-isa.c
> drivers/net/arcnet/com90io.c
> drivers/net/arcnet/com90xx.c
>
> Surely not stuff you find on todays ARM systems
>
> drivers/net/ethernet/8390/ne.c
> drivers/net/ethernet/8390/wd.c
> drivers/net/ethernet/amd/lance.c
> drivers/net/ethernet/amd/ni65.c
> drivers/net/ethernet/amd/pcnet32.c
>
> Ditto
>
> drivers/net/ethernet/smsc/smc911x.c
> drivers/net/ethernet/smsc/smc9194.c
> drivers/net/ethernet/smsc/smc91x.c
>
> Those might still be, but on the DT based boards the probing should be
> completely irrelevant
Yes, these are quite common on ARM boards, and probably few if any
rely on irq probing regardless of DT.
> drivers/net/hamradio/dmascc.c
> drivers/net/wan/cosa.c
> drivers/net/wan/sbni.c
> drivers/parport/parport_pc.c
>
> Surely not stuff you find on todays ARM systems
>
> drivers/pcmcia/yenta_socket.c
>
> Russell might still use that.
>
> drivers/scsi/NCR53c406a.c
> drivers/scsi/sym53c416.c
> drivers/tty/cyclades.c
>
> Surely not stuff you find on todays ARM systems
>
> drivers/tty/serial/8250/8250_core.c
>
> The irq probing is used by
>
> mach-imx/mach-mx31ads.c
> mach-iop32x/n2100.c
>
> and X86
>
> So in most of the irqchip drivers, this is irrelevant.
Agreed, but that's a separate series I think. I'm trying not to change
behavior with this series. Are you proposing I do something different
with this patch?
Rob
^ permalink raw reply [flat|nested] 28+ messages in thread
* Re: [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-13 16:26 ` Rob Herring
@ 2015-07-16 11:10 ` Thomas Gleixner
0 siblings, 0 replies; 28+ messages in thread
From: Thomas Gleixner @ 2015-07-16 11:10 UTC (permalink / raw)
To: Rob Herring
Cc: linux-arm-kernel, Russell King, linux-kernel, arm, Jason Cooper,
Kukjin Kim, Krzysztof Kozlowski, Stephen Warren, Lee Jones,
Alexander Shiyan, Maxime Ripard, linux-samsung-soc,
linux-rpi-kernel
On Mon, 13 Jul 2015, Rob Herring wrote:
> On Sun, Jul 12, 2015 at 11:43 AM, Thomas Gleixner <tglx@linutronix.de> wrote:
> > So in most of the irqchip drivers, this is irrelevant.
>
> Agreed, but that's a separate series I think. I'm trying not to change
> behavior with this series. Are you proposing I do something different
> with this patch?
No, consolidating it with no functional change is certainly the right
thing to do first.
Thanks,
tglx
^ permalink raw reply [flat|nested] 28+ messages in thread
* Re: [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-12 16:43 ` Thomas Gleixner
2015-07-13 16:26 ` Rob Herring
@ 2015-07-16 13:26 ` Russell King - ARM Linux
2015-07-16 19:32 ` Robert Jarzmik
1 sibling, 1 reply; 28+ messages in thread
From: Russell King - ARM Linux @ 2015-07-16 13:26 UTC (permalink / raw)
To: Thomas Gleixner
Cc: Rob Herring, linux-arm-kernel, linux-kernel, arm, Jason Cooper,
Kukjin Kim, Krzysztof Kozlowski, Stephen Warren, Lee Jones,
Alexander Shiyan, Maxime Ripard, linux-samsung-soc,
linux-rpi-kernel
On Sun, Jul 12, 2015 at 06:43:56PM +0200, Thomas Gleixner wrote:
> The probe function was added in the initial implementation of the
> driver (2006), so it predates device tree.
>
> drivers/net/appletalk/ltpc.c
> drivers/net/arcnet/com20020-isa.c
> drivers/net/arcnet/com90io.c
> drivers/net/arcnet/com90xx.c
>
> Surely not stuff you find on todays ARM systems
>
> drivers/net/ethernet/8390/ne.c
> drivers/net/ethernet/8390/wd.c
> drivers/net/ethernet/amd/lance.c
> drivers/net/ethernet/amd/ni65.c
> drivers/net/ethernet/amd/pcnet32.c
pcnet32 is used on the Netwinder, which we still have supported in the ARM
tree. Even worse, the Netwinder has the Cyberpro capture IRQ missing a
resistor, so it defaults to "asserted" and can trigger a stuck-IRQ, so
it's best not to allow probing of that known bad IRQ.
> Ditto
>
> drivers/net/ethernet/smsc/smc911x.c
> drivers/net/ethernet/smsc/smc9194.c
> drivers/net/ethernet/smsc/smc91x.c
>
> Those might still be, but on the DT based boards the probing should be
> completely irrelevant
SA11x0 stuff uses smc91x.c
> drivers/pcmcia/yenta_socket.c
>
> Russell might still use that.
Some EBSA285 systems use that, Compaq Personal Server (which is my wireless
AP using hostap) does.
ucb1x00.c definitely uses IRQ probing on SA11x0 platforms.
--
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.
^ permalink raw reply [flat|nested] 28+ messages in thread
* Re: [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-16 13:26 ` Russell King - ARM Linux
@ 2015-07-16 19:32 ` Robert Jarzmik
2015-07-16 20:34 ` Russell King - ARM Linux
0 siblings, 1 reply; 28+ messages in thread
From: Robert Jarzmik @ 2015-07-16 19:32 UTC (permalink / raw)
To: Russell King - ARM Linux
Cc: Thomas Gleixner, Rob Herring, Krzysztof Kozlowski,
linux-samsung-soc, arm, Alexander Shiyan, Stephen Warren,
Lee Jones, linux-kernel, Kukjin Kim, linux-rpi-kernel,
Maxime Ripard, linux-arm-kernel, Jason Cooper
Russell King - ARM Linux <linux@arm.linux.org.uk> writes:
>> drivers/net/ethernet/smsc/smc911x.c
>> drivers/net/ethernet/smsc/smc9194.c
>> drivers/net/ethernet/smsc/smc91x.c
>>
>> Those might still be, but on the DT based boards the probing should be
>> completely irrelevant
>
> SA11x0 stuff uses smc91x.c
PXA uses it also for lubbock, mainstone and zylonite boards, which are not yet
converted to DT, and won't drop platform_data, even if they are DT converted.
I remember testing this patchset on lubbock at least.
> ucb1x00.c definitely uses IRQ probing on SA11x0 platforms.
For PXA I must admit I don't yet know. I know lubbock has an UCB1400, but I
don't have it working yet, so I can't foresee the problems yet.
Cheers.
--
Robert
^ permalink raw reply [flat|nested] 28+ messages in thread
* Re: [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-16 19:32 ` Robert Jarzmik
@ 2015-07-16 20:34 ` Russell King - ARM Linux
0 siblings, 0 replies; 28+ messages in thread
From: Russell King - ARM Linux @ 2015-07-16 20:34 UTC (permalink / raw)
To: Robert Jarzmik
Cc: Thomas Gleixner, Rob Herring, Krzysztof Kozlowski,
linux-samsung-soc, arm, Alexander Shiyan, Stephen Warren,
Lee Jones, linux-kernel, Kukjin Kim, linux-rpi-kernel,
Maxime Ripard, linux-arm-kernel, Jason Cooper
On Thu, Jul 16, 2015 at 09:32:20PM +0200, Robert Jarzmik wrote:
> For PXA I must admit I don't yet know. I know lubbock has an UCB1400, but I
> don't have it working yet, so I can't foresee the problems yet.
The UCB1400 is an AC'97 device which is quite different from its
predecessors, and is not supported by the UCB1x00 driver.
--
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.
^ permalink raw reply [flat|nested] 28+ messages in thread
* Re: [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-12 14:26 ` [PATCH v2 06/13] irqchip: " Rob Herring
2015-07-12 16:43 ` Thomas Gleixner
@ 2015-07-25 13:34 ` Gregory CLEMENT
2015-07-27 18:39 ` Rob Herring
1 sibling, 1 reply; 28+ messages in thread
From: Gregory CLEMENT @ 2015-07-25 13:34 UTC (permalink / raw)
To: Rob Herring
Cc: linux-arm-kernel, Russell King, Krzysztof Kozlowski,
linux-samsung-soc, arm, Alexander Shiyan, Stephen Warren,
Lee Jones, linux-kernel, Kukjin Kim, linux-rpi-kernel,
Thomas Gleixner, Maxime Ripard, Jason Cooper
Hi Rob,
On 12/07/2015 16:26, Rob Herring wrote:
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
> clear that is really needed. There appears to be a great deal of blind
> copy and paste of this code.
>
> Signed-off-by: Rob Herring <robh@kernel.org>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Jason Cooper <jason@lakedaemon.net>
> Cc: Kukjin Kim <kgene@kernel.org>
> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
> Cc: Stephen Warren <swarren@wwwdotorg.org>
> Cc: Lee Jones <lee@kernel.org>
> Cc: Alexander Shiyan <shc_work@mail.ru>
> Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-samsung-soc@vger.kernel.org
> Cc: linux-rpi-kernel@lists.infradead.org
> ---
> v2:
> - Fix build error on clps711x
>
[...]
> diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
> index 0d3b0fe..b8bf8b0 100644
> --- a/drivers/irqchip/irq-armada-370-xp.c
> +++ b/drivers/irqchip/irq-armada-370-xp.c
> @@ -201,7 +201,6 @@ static int armada_370_xp_msi_map(struct irq_domain *domain, unsigned int virq,
> {
> irq_set_chip_and_handler(virq, &armada_370_xp_msi_irq_chip,
> handle_simple_irq);
> - set_irq_flags(virq, IRQF_VALID);
OK
>
> return 0;
> }
> @@ -318,7 +317,7 @@ static int armada_370_xp_mpic_irq_map(struct irq_domain *h,
> irq_set_chip_and_handler(virq, &armada_370_xp_irq_chip,
> handle_level_irq);
> }
> - set_irq_flags(virq, IRQF_VALID | IRQF_PROBE);
> + irq_set_noprobe(virq);
I think it should be irq_set_probe(virq), I don't see why you inverted the probe flag.
Thanks,
Gregory
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
^ permalink raw reply [flat|nested] 28+ messages in thread* Re: [PATCH v2 06/13] irqchip: kill off set_irq_flags usage
2015-07-25 13:34 ` Gregory CLEMENT
@ 2015-07-27 18:39 ` Rob Herring
0 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-27 18:39 UTC (permalink / raw)
To: Gregory CLEMENT
Cc: linux-arm-kernel, Russell King, Krzysztof Kozlowski,
linux-samsung-soc, arm, Alexander Shiyan, Stephen Warren,
Lee Jones, linux-kernel, Kukjin Kim, linux-rpi-kernel,
Thomas Gleixner, Maxime Ripard, Jason Cooper
On Sat, Jul 25, 2015 at 8:34 AM, Gregory CLEMENT
<gregory.clement@free-electrons.com> wrote:
> Hi Rob,
>
> On 12/07/2015 16:26, Rob Herring wrote:
>> set_irq_flags is ARM specific with custom flags which have genirq
>> equivalents. Convert drivers to use the genirq interfaces directly, so we
>> can kill off set_irq_flags. The translation of flags is as follows:
>>
>> IRQF_VALID -> !IRQ_NOREQUEST
>> IRQF_PROBE -> !IRQ_NOPROBE
>> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>>
>> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
>> and setting IRQ_NOREQUEST already, so there is no need to do this in
>> .map() functions and we can simply remove the set_irq_flags calls. Some
>> users also set IRQ_NOPROBE and this has been maintained although it is not
>> clear that is really needed. There appears to be a great deal of blind
>> copy and paste of this code.
>>
>> Signed-off-by: Rob Herring <robh@kernel.org>
>> Cc: Thomas Gleixner <tglx@linutronix.de>
>> Cc: Jason Cooper <jason@lakedaemon.net>
>> Cc: Kukjin Kim <kgene@kernel.org>
>> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
>> Cc: Stephen Warren <swarren@wwwdotorg.org>
>> Cc: Lee Jones <lee@kernel.org>
>> Cc: Alexander Shiyan <shc_work@mail.ru>
>> Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
>> Cc: linux-arm-kernel@lists.infradead.org
>> Cc: linux-samsung-soc@vger.kernel.org
>> Cc: linux-rpi-kernel@lists.infradead.org
>> ---
>> v2:
>> - Fix build error on clps711x
>>
> [...]
>
>> diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
>> index 0d3b0fe..b8bf8b0 100644
>> --- a/drivers/irqchip/irq-armada-370-xp.c
>> +++ b/drivers/irqchip/irq-armada-370-xp.c
>> @@ -201,7 +201,6 @@ static int armada_370_xp_msi_map(struct irq_domain *domain, unsigned int virq,
>> {
>> irq_set_chip_and_handler(virq, &armada_370_xp_msi_irq_chip,
>> handle_simple_irq);
>> - set_irq_flags(virq, IRQF_VALID);
>
> OK
>
>>
>> return 0;
>> }
>> @@ -318,7 +317,7 @@ static int armada_370_xp_mpic_irq_map(struct irq_domain *h,
>> irq_set_chip_and_handler(virq, &armada_370_xp_irq_chip,
>> handle_level_irq);
>> }
>> - set_irq_flags(virq, IRQF_VALID | IRQF_PROBE);
>> + irq_set_noprobe(virq);
>
> I think it should be irq_set_probe(virq), I don't see why you inverted the probe flag.
Yes, this translation and similar ones are messed up. I've gone back
thru and fixed these.
However, it is questionable whether you really want to enable probing
on these lines or care either way.
Rob
^ permalink raw reply [flat|nested] 28+ messages in thread
* [PATCH v2 07/13] memory: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (5 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 06/13] irqchip: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-08-13 7:51 ` Tony Lindgren
2015-07-12 14:26 ` [PATCH v2 08/13] mfd: " Rob Herring
` (6 subsequent siblings)
13 siblings, 1 reply; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Tony Lindgren, linux-omap
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Roger Quadros <rogerq@ti.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: linux-omap@vger.kernel.org
---
drivers/memory/omap-gpmc.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c
index 8911e51..dde6f4dd 100644
--- a/drivers/memory/omap-gpmc.c
+++ b/drivers/memory/omap-gpmc.c
@@ -1176,8 +1176,8 @@ static int gpmc_setup_irq(void)
gpmc_client_irq[i].irq = gpmc_irq_start + i;
irq_set_chip_and_handler(gpmc_client_irq[i].irq,
&gpmc_irq_chip, handle_simple_irq);
- set_irq_flags(gpmc_client_irq[i].irq,
- IRQF_VALID | IRQF_NOAUTOEN);
+ irq_modify_status(gpmc_client_irq[i].irq, IRQ_NOREQUEST,
+ IRQ_NOAUTOEN);
}
/* Disable interrupts */
@@ -1200,7 +1200,6 @@ static int gpmc_free_irq(void)
for (i = 0; i < GPMC_NR_IRQ; i++) {
irq_set_handler(gpmc_client_irq[i].irq, NULL);
irq_set_chip(gpmc_client_irq[i].irq, &no_irq_chip);
- irq_modify_status(gpmc_client_irq[i].irq, 0, 0);
}
irq_free_descs(gpmc_irq_start, GPMC_NR_IRQ);
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* Re: [PATCH v2 07/13] memory: kill off set_irq_flags usage
2015-07-12 14:26 ` [PATCH v2 07/13] memory: " Rob Herring
@ 2015-08-13 7:51 ` Tony Lindgren
0 siblings, 0 replies; 28+ messages in thread
From: Tony Lindgren @ 2015-08-13 7:51 UTC (permalink / raw)
To: Rob Herring; +Cc: linux-arm-kernel, Russell King, linux-kernel, arm, linux-omap
* Rob Herring <robh@kernel.org> [150712 07:29]:
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
> clear that is really needed. There appears to be a great deal of blind
> copy and paste of this code.
Applying this one into omap-for-v4.3/soc thanks.
Tony
^ permalink raw reply [flat|nested] 28+ messages in thread
* [PATCH v2 08/13] mfd: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (6 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 07/13] memory: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 14:26 ` [PATCH v2 09/13] PCI: " Rob Herring
` (5 subsequent siblings)
13 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Samuel Ortiz, Milo Kim, Kumar Gala,
Andy Gross, David Brown, Tony Lindgren, patches, linux-arm-msm,
linux-soc, linux-omap
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Samuel Ortiz <sameo@linux.intel.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Milo Kim <milo.kim@ti.com>
Cc: Kumar Gala <galak@codeaurora.org>
Cc: Andy Gross <agross@codeaurora.org>
Cc: David Brown <davidb@codeaurora.org>
Cc: Tony Lindgren <tony@atomide.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: patches@opensource.wolfsonmicro.com
Cc: linux-arm-msm@vger.kernel.org
Cc: linux-soc@vger.kernel.org
Cc: linux-omap@vger.kernel.org
---
drivers/mfd/88pm860x-core.c | 4 ----
drivers/mfd/ab8500-core.c | 4 ----
drivers/mfd/arizona-irq.c | 7 -------
drivers/mfd/asic3.c | 4 ++--
drivers/mfd/db8500-prcmu.c | 1 -
drivers/mfd/ezx-pcap.c | 6 +-----
drivers/mfd/htc-egpio.c | 4 ++--
drivers/mfd/htc-i2cpld.c | 6 +-----
drivers/mfd/lp8788-irq.c | 5 -----
drivers/mfd/max8925-core.c | 5 +----
drivers/mfd/max8997-irq.c | 5 +----
drivers/mfd/max8998-irq.c | 5 +----
drivers/mfd/mt6397-core.c | 4 ----
drivers/mfd/pm8921-core.c | 5 +----
drivers/mfd/rc5t583-irq.c | 4 +---
drivers/mfd/stmpe.c | 7 -------
drivers/mfd/t7l66xb.c | 6 ------
drivers/mfd/tc3589x.c | 7 -------
drivers/mfd/tc6393xb.c | 4 ++--
drivers/mfd/tps6586x.c | 7 -------
drivers/mfd/tps65912-irq.c | 8 +-------
drivers/mfd/twl4030-irq.c | 11 +----------
drivers/mfd/twl6030-irq.c | 13 -------------
drivers/mfd/ucb1x00-core.c | 2 +-
drivers/mfd/wm831x-irq.c | 7 -------
drivers/mfd/wm8350-irq.c | 8 +-------
drivers/mfd/wm8994-irq.c | 7 -------
27 files changed, 17 insertions(+), 139 deletions(-)
diff --git a/drivers/mfd/88pm860x-core.c b/drivers/mfd/88pm860x-core.c
index e03b7f4..bc0f3c0 100644
--- a/drivers/mfd/88pm860x-core.c
+++ b/drivers/mfd/88pm860x-core.c
@@ -558,11 +558,7 @@ static int pm860x_irq_domain_map(struct irq_domain *d, unsigned int virq,
irq_set_chip_data(virq, d->host_data);
irq_set_chip_and_handler(virq, &pm860x_irq_chip, handle_edge_irq);
irq_set_nested_thread(virq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index 000da72..fefbe4c 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -565,11 +565,7 @@ static int ab8500_irq_map(struct irq_domain *d, unsigned int virq,
irq_set_chip_and_handler(virq, &ab8500_irq_chip,
handle_simple_irq);
irq_set_nested_thread(virq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
diff --git a/drivers/mfd/arizona-irq.c b/drivers/mfd/arizona-irq.c
index 2b9965d5..7d66aec 100644
--- a/drivers/mfd/arizona-irq.c
+++ b/drivers/mfd/arizona-irq.c
@@ -174,14 +174,7 @@ static int arizona_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, data);
irq_set_chip_and_handler(virq, &arizona_irq_chip, handle_simple_irq);
irq_set_nested_thread(virq, 1);
-
- /* ARM needs us to explicitly flag the IRQ as valid
- * and will set them noprobe when we do so. */
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 120df5c..4b54128 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -411,7 +411,7 @@ static int __init asic3_irq_probe(struct platform_device *pdev)
irq_set_chip_data(irq, asic);
irq_set_handler(irq, handle_level_irq);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
asic3_write_register(asic, ASIC3_OFFSET(INTR, INT_MASK),
@@ -431,7 +431,7 @@ static void asic3_irq_remove(struct platform_device *pdev)
irq_base = asic->irq_base;
for (irq = irq_base; irq < irq_base + ASIC3_NR_IRQS; irq++) {
- set_irq_flags(irq, 0);
+ irq_set_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
irq_set_chip_and_handler(irq, NULL, NULL);
irq_set_chip_data(irq, NULL);
}
diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c
index 8b14740..e6e4bac 100644
--- a/drivers/mfd/db8500-prcmu.c
+++ b/drivers/mfd/db8500-prcmu.c
@@ -2654,7 +2654,6 @@ static int db8500_irq_map(struct irq_domain *d, unsigned int virq,
{
irq_set_chip_and_handler(virq, &prcmu_irq_chip,
handle_simple_irq);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
diff --git a/drivers/mfd/ezx-pcap.c b/drivers/mfd/ezx-pcap.c
index 5991fad..19e55dd 100644
--- a/drivers/mfd/ezx-pcap.c
+++ b/drivers/mfd/ezx-pcap.c
@@ -463,11 +463,7 @@ static int ezx_pcap_probe(struct spi_device *spi)
for (i = pcap->irq_base; i < (pcap->irq_base + PCAP_NIRQS); i++) {
irq_set_chip_and_handler(i, &pcap_irq_chip, handle_simple_irq);
irq_set_chip_data(i, pcap);
-#ifdef CONFIG_ARM
- set_irq_flags(i, IRQF_VALID);
-#else
- irq_set_noprobe(i);
-#endif
+ irq_clear_status_flags(i, IRQ_NOREQUEST | IRQ_NOPROBE);
}
/* mask/ack all PCAP interrupts */
diff --git a/drivers/mfd/htc-egpio.c b/drivers/mfd/htc-egpio.c
index 49f39fe..c9d5e3f 100644
--- a/drivers/mfd/htc-egpio.c
+++ b/drivers/mfd/htc-egpio.c
@@ -350,7 +350,7 @@ static int __init egpio_probe(struct platform_device *pdev)
irq_set_chip_and_handler(irq, &egpio_muxed_chip,
handle_simple_irq);
irq_set_chip_data(irq, ei);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_irq_type(ei->chained_irq, IRQ_TYPE_EDGE_RISING);
irq_set_handler_data(ei->chained_irq, ei);
@@ -376,7 +376,7 @@ static int __exit egpio_remove(struct platform_device *pdev)
irq_end = ei->irq_start + ei->nirqs;
for (irq = ei->irq_start; irq < irq_end; irq++) {
irq_set_chip_and_handler(irq, NULL, NULL);
- set_irq_flags(irq, 0);
+ irq_set_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_chained_handler(ei->chained_irq, NULL);
device_init_wakeup(&pdev->dev, 0);
diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c
index b54baad..1bd5b04 100644
--- a/drivers/mfd/htc-i2cpld.c
+++ b/drivers/mfd/htc-i2cpld.c
@@ -330,11 +330,7 @@ static int htcpld_setup_chip_irq(
irq_set_chip_and_handler(irq, &htcpld_muxed_chip,
handle_simple_irq);
irq_set_chip_data(irq, chip);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
-#else
- irq_set_probe(irq);
-#endif
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
return ret;
diff --git a/drivers/mfd/lp8788-irq.c b/drivers/mfd/lp8788-irq.c
index a87f2b5..c7a9825 100644
--- a/drivers/mfd/lp8788-irq.c
+++ b/drivers/mfd/lp8788-irq.c
@@ -141,12 +141,7 @@ static int lp8788_irq_map(struct irq_domain *d, unsigned int virq,
irq_set_chip_data(virq, irqd);
irq_set_chip_and_handler(virq, chip, handle_edge_irq);
irq_set_nested_thread(virq, 1);
-
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c
index 8520bd6..fd8b15c 100644
--- a/drivers/mfd/max8925-core.c
+++ b/drivers/mfd/max8925-core.c
@@ -650,11 +650,8 @@ static int max8925_irq_domain_map(struct irq_domain *d, unsigned int virq,
irq_set_chip_data(virq, d->host_data);
irq_set_chip_and_handler(virq, &max8925_irq_chip, handle_edge_irq);
irq_set_nested_thread(virq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
+
return 0;
}
diff --git a/drivers/mfd/max8997-irq.c b/drivers/mfd/max8997-irq.c
index d3025be..684d901 100644
--- a/drivers/mfd/max8997-irq.c
+++ b/drivers/mfd/max8997-irq.c
@@ -295,11 +295,8 @@ static int max8997_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_data(irq, max8997);
irq_set_chip_and_handler(irq, &max8997_irq_chip, handle_edge_irq);
irq_set_nested_thread(irq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
+
return 0;
}
diff --git a/drivers/mfd/max8998-irq.c b/drivers/mfd/max8998-irq.c
index 3702056..35a0774 100644
--- a/drivers/mfd/max8998-irq.c
+++ b/drivers/mfd/max8998-irq.c
@@ -206,11 +206,8 @@ static int max8998_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_data(irq, max8998);
irq_set_chip_and_handler(irq, &max8998_irq_chip, handle_edge_irq);
irq_set_nested_thread(irq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
+
return 0;
}
diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
index 03929a6..665d5e1 100644
--- a/drivers/mfd/mt6397-core.c
+++ b/drivers/mfd/mt6397-core.c
@@ -142,11 +142,7 @@ static int mt6397_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_data(irq, mt6397);
irq_set_chip_and_handler(irq, &mt6397_irq_chip, handle_level_irq);
irq_set_nested_thread(irq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
return 0;
}
diff --git a/drivers/mfd/pm8921-core.c b/drivers/mfd/pm8921-core.c
index 5a92646..8ef8d71 100644
--- a/drivers/mfd/pm8921-core.c
+++ b/drivers/mfd/pm8921-core.c
@@ -251,11 +251,8 @@ static int pm8xxx_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_and_handler(irq, &pm8xxx_irq_chip, handle_level_irq);
irq_set_chip_data(irq, chip);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
+
return 0;
}
diff --git a/drivers/mfd/rc5t583-irq.c b/drivers/mfd/rc5t583-irq.c
index bb85020..3f8812d 100644
--- a/drivers/mfd/rc5t583-irq.c
+++ b/drivers/mfd/rc5t583-irq.c
@@ -386,9 +386,7 @@ int rc5t583_irq_init(struct rc5t583 *rc5t583, int irq, int irq_base)
irq_set_chip_and_handler(__irq, &rc5t583_irq_chip,
handle_simple_irq);
irq_set_nested_thread(__irq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(__irq, IRQF_VALID);
-#endif
+ irq_clear_status_flags(__irq, IRQ_NOREQUEST);
}
ret = request_threaded_irq(irq, NULL, rc5t583_irq, IRQF_ONESHOT,
diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c
index 18c4d72..e971af8 100644
--- a/drivers/mfd/stmpe.c
+++ b/drivers/mfd/stmpe.c
@@ -971,20 +971,13 @@ static int stmpe_irq_map(struct irq_domain *d, unsigned int virq,
irq_set_chip_data(virq, stmpe);
irq_set_chip_and_handler(virq, chip, handle_edge_irq);
irq_set_nested_thread(virq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
static void stmpe_irq_unmap(struct irq_domain *d, unsigned int virq)
{
-#ifdef CONFIG_ARM
- set_irq_flags(virq, 0);
-#endif
irq_set_chip_and_handler(virq, NULL, NULL);
irq_set_chip_data(virq, NULL);
}
diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c
index c09fb5d..01af111 100644
--- a/drivers/mfd/t7l66xb.c
+++ b/drivers/mfd/t7l66xb.c
@@ -246,9 +246,6 @@ static void t7l66xb_attach_irq(struct platform_device *dev)
for (irq = irq_base; irq < irq_base + T7L66XB_NR_IRQS; irq++) {
irq_set_chip_and_handler(irq, &t7l66xb_chip, handle_level_irq);
irq_set_chip_data(irq, t7l66xb);
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
-#endif
}
irq_set_irq_type(t7l66xb->irq, IRQ_TYPE_EDGE_FALLING);
@@ -267,9 +264,6 @@ static void t7l66xb_detach_irq(struct platform_device *dev)
irq_set_handler_data(t7l66xb->irq, NULL);
for (irq = irq_base; irq < irq_base + T7L66XB_NR_IRQS; irq++) {
-#ifdef CONFIG_ARM
- set_irq_flags(irq, 0);
-#endif
irq_set_chip(irq, NULL);
irq_set_chip_data(irq, NULL);
}
diff --git a/drivers/mfd/tc3589x.c b/drivers/mfd/tc3589x.c
index 96d420d..211829c 100644
--- a/drivers/mfd/tc3589x.c
+++ b/drivers/mfd/tc3589x.c
@@ -215,20 +215,13 @@ static int tc3589x_irq_map(struct irq_domain *d, unsigned int virq,
irq_set_chip_and_handler(virq, &dummy_irq_chip,
handle_edge_irq);
irq_set_nested_thread(virq, 1);
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
static void tc3589x_irq_unmap(struct irq_domain *d, unsigned int virq)
{
-#ifdef CONFIG_ARM
- set_irq_flags(virq, 0);
-#endif
irq_set_chip_and_handler(virq, NULL, NULL);
irq_set_chip_data(virq, NULL);
}
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index 63458b3..c108472 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -586,7 +586,7 @@ static void tc6393xb_attach_irq(struct platform_device *dev)
for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
irq_set_chip_and_handler(irq, &tc6393xb_chip, handle_edge_irq);
irq_set_chip_data(irq, tc6393xb);
- set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
irq_set_irq_type(tc6393xb->irq, IRQ_TYPE_EDGE_FALLING);
@@ -605,7 +605,7 @@ static void tc6393xb_detach_irq(struct platform_device *dev)
irq_base = tc6393xb->irq_base;
for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
- set_irq_flags(irq, 0);
+ irq_set_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
irq_set_chip(irq, NULL);
irq_set_chip_data(irq, NULL);
}
diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c
index e0a2583..6ac1220 100644
--- a/drivers/mfd/tps6586x.c
+++ b/drivers/mfd/tps6586x.c
@@ -299,14 +299,7 @@ static int tps6586x_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, tps6586x);
irq_set_chip_and_handler(virq, &tps6586x_irq_chip, handle_simple_irq);
irq_set_nested_thread(virq, 1);
-
- /* ARM needs us to explicitly flag the IRQ as valid
- * and will set them noprobe when we do so. */
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
diff --git a/drivers/mfd/tps65912-irq.c b/drivers/mfd/tps65912-irq.c
index fbecec7..db2c29cb 100644
--- a/drivers/mfd/tps65912-irq.c
+++ b/drivers/mfd/tps65912-irq.c
@@ -197,13 +197,7 @@ int tps65912_irq_init(struct tps65912 *tps65912, int irq,
irq_set_chip_and_handler(cur_irq, &tps65912_irq_chip,
handle_edge_irq);
irq_set_nested_thread(cur_irq, 1);
- /* ARM needs us to explicitly flag the IRQ as valid
- * and will set them noprobe when we do so. */
-#ifdef CONFIG_ARM
- set_irq_flags(cur_irq, IRQF_VALID);
-#else
- irq_set_noprobe(cur_irq);
-#endif
+ irq_clear_status_flags(cur_irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
ret = request_threaded_irq(irq, NULL, tps65912_irq, flags,
diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c
index a3fa7f4..40e51b0 100644
--- a/drivers/mfd/twl4030-irq.c
+++ b/drivers/mfd/twl4030-irq.c
@@ -419,16 +419,7 @@ static int twl4030_init_sih_modules(unsigned line)
static inline void activate_irq(int irq)
{
-#ifdef CONFIG_ARM
- /*
- * ARM requires an extra step to clear IRQ_NOREQUEST, which it
- * sets on behalf of every irq_chip. Also sets IRQ_NOPROBE.
- */
- set_irq_flags(irq, IRQF_VALID);
-#else
- /* same effect on other architectures */
- irq_set_noprobe(irq);
-#endif
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
/*----------------------------------------------------------------------*/
diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c
index 20fb581..c1bb624 100644
--- a/drivers/mfd/twl6030-irq.c
+++ b/drivers/mfd/twl6030-irq.c
@@ -352,26 +352,13 @@ static int twl6030_irq_map(struct irq_domain *d, unsigned int virq,
irq_set_chip_and_handler(virq, &pdata->irq_chip, handle_simple_irq);
irq_set_nested_thread(virq, true);
irq_set_parent(virq, pdata->twl_irq);
-
-#ifdef CONFIG_ARM
- /*
- * ARM requires an extra step to clear IRQ_NOREQUEST, which it
- * sets on behalf of every irq_chip. Also sets IRQ_NOPROBE.
- */
- set_irq_flags(virq, IRQF_VALID);
-#else
- /* same effect on other architectures */
irq_set_noprobe(virq);
-#endif
return 0;
}
static void twl6030_irq_unmap(struct irq_domain *d, unsigned int virq)
{
-#ifdef CONFIG_ARM
- set_irq_flags(virq, 0);
-#endif
irq_set_chip_and_handler(virq, NULL, NULL);
irq_set_chip_data(virq, NULL);
}
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index 3591550..616f5e4 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -562,7 +562,7 @@ static int ucb1x00_probe(struct mcp *mcp)
irq_set_chip_and_handler(irq, &ucb1x00_irqchip, handle_edge_irq);
irq_set_chip_data(irq, ucb);
- set_irq_flags(irq, IRQF_VALID | IRQ_NOREQUEST);
+ irq_clear_status_flags(irq, IRQ_NOREQUEST);
}
irq_set_irq_type(ucb->irq, IRQ_TYPE_EDGE_RISING);
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index 3da8126..dfea8b9 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -552,14 +552,7 @@ static int wm831x_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, h->host_data);
irq_set_chip_and_handler(virq, &wm831x_irq_chip, handle_edge_irq);
irq_set_nested_thread(virq, 1);
-
- /* ARM needs us to explicitly flag the IRQ as valid
- * and will set them noprobe when we do so. */
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c
index 813ff50..27054f3 100644
--- a/drivers/mfd/wm8350-irq.c
+++ b/drivers/mfd/wm8350-irq.c
@@ -526,13 +526,7 @@ int wm8350_irq_init(struct wm8350 *wm8350, int irq,
handle_edge_irq);
irq_set_nested_thread(cur_irq, 1);
- /* ARM needs us to explicitly flag the IRQ as valid
- * and will set them noprobe when we do so. */
-#ifdef CONFIG_ARM
- set_irq_flags(cur_irq, IRQF_VALID);
-#else
- irq_set_noprobe(cur_irq);
-#endif
+ irq_clear_status_flags(cur_irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
ret = request_threaded_irq(irq, NULL, wm8350_irq, flags,
diff --git a/drivers/mfd/wm8994-irq.c b/drivers/mfd/wm8994-irq.c
index 55c380a..6f1427d 100644
--- a/drivers/mfd/wm8994-irq.c
+++ b/drivers/mfd/wm8994-irq.c
@@ -172,14 +172,7 @@ static int wm8994_edge_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, wm8994);
irq_set_chip_and_handler(virq, &wm8994_edge_irq_chip, handle_edge_irq);
irq_set_nested_thread(virq, 1);
-
- /* ARM needs us to explicitly flag the IRQ as valid
- * and will set them noprobe when we do so. */
-#ifdef CONFIG_ARM
- set_irq_flags(virq, IRQF_VALID);
-#else
irq_set_noprobe(virq);
-#endif
return 0;
}
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* [PATCH v2 09/13] PCI: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (7 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 08/13] mfd: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 14:34 ` Jingoo Han
2015-07-12 14:26 ` [PATCH v2 10/13] pinctrl: " Rob Herring
` (4 subsequent siblings)
13 siblings, 1 reply; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Kishon Vijay Abraham I, Murali Karicheri,
Thierry Reding, Stephen Warren, Alexandre Courbot, Jingoo Han,
Pratyush Anand, Simon Horman, Michal Simek, Sören Brinkmann,
linux-omap, linux-pci, linux-tegra, linux-sh
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: Murali Karicheri <m-karicheri2@ti.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Jingoo Han <jingoohan1@gmail.com>
Cc: Pratyush Anand <pratyush.anand@gmail.com>
Cc: Simon Horman <horms@verge.net.au>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: "Sören Brinkmann" <soren.brinkmann@xilinx.com>
Cc: linux-omap@vger.kernel.org
Cc: linux-pci@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-tegra@vger.kernel.org
Cc: linux-sh@vger.kernel.org
---
v2:
- Add xgene which was added in v4.2
drivers/pci/host/pci-dra7xx.c | 1 -
drivers/pci/host/pci-keystone-dw.c | 2 --
drivers/pci/host/pci-tegra.c | 1 -
drivers/pci/host/pci-xgene-msi.c | 1 -
drivers/pci/host/pcie-designware.c | 1 -
drivers/pci/host/pcie-rcar.c | 1 -
drivers/pci/host/pcie-xilinx.c | 2 --
7 files changed, 9 deletions(-)
diff --git a/drivers/pci/host/pci-dra7xx.c b/drivers/pci/host/pci-dra7xx.c
index 80db09e..1a0d124 100644
--- a/drivers/pci/host/pci-dra7xx.c
+++ b/drivers/pci/host/pci-dra7xx.c
@@ -155,7 +155,6 @@ static int dra7xx_pcie_intx_map(struct irq_domain *domain, unsigned int irq,
{
irq_set_chip_and_handler(irq, &dummy_irq_chip, handle_simple_irq);
irq_set_chip_data(irq, domain->host_data);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
diff --git a/drivers/pci/host/pci-keystone-dw.c b/drivers/pci/host/pci-keystone-dw.c
index f34892e..f1d0749 100644
--- a/drivers/pci/host/pci-keystone-dw.c
+++ b/drivers/pci/host/pci-keystone-dw.c
@@ -196,7 +196,6 @@ static int ks_dw_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
irq_set_chip_and_handler(irq, &ks_dw_pcie_msi_irq_chip,
handle_level_irq);
irq_set_chip_data(irq, domain->host_data);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
@@ -277,7 +276,6 @@ static int ks_dw_pcie_init_legacy_irq_map(struct irq_domain *d,
irq_set_chip_and_handler(irq, &ks_dw_pcie_legacy_irq_chip,
handle_level_irq);
irq_set_chip_data(irq, d->host_data);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
index 10c0571..81df0c1 100644
--- a/drivers/pci/host/pci-tegra.c
+++ b/drivers/pci/host/pci-tegra.c
@@ -1248,7 +1248,6 @@ static int tegra_msi_map(struct irq_domain *domain, unsigned int irq,
{
irq_set_chip_and_handler(irq, &tegra_msi_irq_chip, handle_simple_irq);
irq_set_chip_data(irq, domain->host_data);
- set_irq_flags(irq, IRQF_VALID);
tegra_cpuidle_pcie_irqs_in_use();
diff --git a/drivers/pci/host/pci-xgene-msi.c b/drivers/pci/host/pci-xgene-msi.c
index 2d31d4d..8e559d1 100644
--- a/drivers/pci/host/pci-xgene-msi.c
+++ b/drivers/pci/host/pci-xgene-msi.c
@@ -223,7 +223,6 @@ static int xgene_irq_domain_alloc(struct irq_domain *domain, unsigned int virq,
irq_domain_set_info(domain, virq, msi_irq,
&xgene_msi_bottom_irq_chip, domain->host_data,
handle_simple_irq, NULL, NULL);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
index 69486be..5c6b562 100644
--- a/drivers/pci/host/pcie-designware.c
+++ b/drivers/pci/host/pcie-designware.c
@@ -350,7 +350,6 @@ static int dw_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
{
irq_set_chip_and_handler(irq, &dw_msi_irq_chip, handle_simple_irq);
irq_set_chip_data(irq, domain->host_data);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index c086210..7678fe0 100644
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -664,7 +664,6 @@ static int rcar_msi_map(struct irq_domain *domain, unsigned int irq,
{
irq_set_chip_and_handler(irq, &rcar_msi_irq_chip, handle_simple_irq);
irq_set_chip_data(irq, domain->host_data);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c
index f1a06a0..72015119 100644
--- a/drivers/pci/host/pcie-xilinx.c
+++ b/drivers/pci/host/pcie-xilinx.c
@@ -338,7 +338,6 @@ static int xilinx_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
{
irq_set_chip_and_handler(irq, &xilinx_msi_irq_chip, handle_simple_irq);
irq_set_chip_data(irq, domain->host_data);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
@@ -377,7 +376,6 @@ static int xilinx_pcie_intx_map(struct irq_domain *domain, unsigned int irq,
{
irq_set_chip_and_handler(irq, &dummy_irq_chip, handle_simple_irq);
irq_set_chip_data(irq, domain->host_data);
- set_irq_flags(irq, IRQF_VALID);
return 0;
}
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* Re: [PATCH v2 09/13] PCI: kill off set_irq_flags usage
2015-07-12 14:26 ` [PATCH v2 09/13] PCI: " Rob Herring
@ 2015-07-12 14:34 ` Jingoo Han
0 siblings, 0 replies; 28+ messages in thread
From: Jingoo Han @ 2015-07-12 14:34 UTC (permalink / raw)
To: 'Rob Herring'
Cc: linux-arm-kernel, 'Russell King',
linux-kernel, arm, 'Kishon Vijay Abraham I',
'Murali Karicheri', 'Thierry Reding',
'Stephen Warren', 'Alexandre Courbot',
'Pratyush Anand', 'Simon Horman',
'Michal Simek', 'Sören Brinkmann',
linux-omap, linux-pci, linux-tegra, linux-sh,
'Jingoo Han'
On Sunday, July 12, 2015 11:27 PM, Rob Herring wrote:
>
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
> clear that is really needed. There appears to be a great deal of blind
> copy and paste of this code.
>
> Signed-off-by: Rob Herring <robh@kernel.org>
> Cc: Kishon Vijay Abraham I <kishon@ti.com>
> Acked-by: Bjorn Helgaas <bhelgaas@google.com>
> Cc: Murali Karicheri <m-karicheri2@ti.com>
> Cc: Thierry Reding <thierry.reding@gmail.com>
> Cc: Stephen Warren <swarren@wwwdotorg.org>
> Cc: Alexandre Courbot <gnurou@gmail.com>
> Cc: Jingoo Han <jingoohan1@gmail.com>
For pcie-designware.c,
Acked-by: Jingoo Han <jingoohan1@gmail.com>
I checked that "the irqdomain core code handles clearing and setting
IRQ_NOREQUEST already", as you said. Thank you.
Best regards,
Jingoo Han
> Cc: Pratyush Anand <pratyush.anand@gmail.com>
> Cc: Simon Horman <horms@verge.net.au>
> Cc: Michal Simek <michal.simek@xilinx.com>
> Cc: "Sören Brinkmann" <soren.brinkmann@xilinx.com>
> Cc: linux-omap@vger.kernel.org
> Cc: linux-pci@vger.kernel.org
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-tegra@vger.kernel.org
> Cc: linux-sh@vger.kernel.org
> ---
> v2:
> - Add xgene which was added in v4.2
>
> drivers/pci/host/pci-dra7xx.c | 1 -
> drivers/pci/host/pci-keystone-dw.c | 2 --
> drivers/pci/host/pci-tegra.c | 1 -
> drivers/pci/host/pci-xgene-msi.c | 1 -
> drivers/pci/host/pcie-designware.c | 1 -
> drivers/pci/host/pcie-rcar.c | 1 -
> drivers/pci/host/pcie-xilinx.c | 2 --
> 7 files changed, 9 deletions(-)
>
> diff --git a/drivers/pci/host/pci-dra7xx.c b/drivers/pci/host/pci-dra7xx.c
> index 80db09e..1a0d124 100644
> --- a/drivers/pci/host/pci-dra7xx.c
> +++ b/drivers/pci/host/pci-dra7xx.c
> @@ -155,7 +155,6 @@ static int dra7xx_pcie_intx_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &dummy_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pci-keystone-dw.c b/drivers/pci/host/pci-keystone-dw.c
> index f34892e..f1d0749 100644
> --- a/drivers/pci/host/pci-keystone-dw.c
> +++ b/drivers/pci/host/pci-keystone-dw.c
> @@ -196,7 +196,6 @@ static int ks_dw_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
> irq_set_chip_and_handler(irq, &ks_dw_pcie_msi_irq_chip,
> handle_level_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> @@ -277,7 +276,6 @@ static int ks_dw_pcie_init_legacy_irq_map(struct irq_domain *d,
> irq_set_chip_and_handler(irq, &ks_dw_pcie_legacy_irq_chip,
> handle_level_irq);
> irq_set_chip_data(irq, d->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
> index 10c0571..81df0c1 100644
> --- a/drivers/pci/host/pci-tegra.c
> +++ b/drivers/pci/host/pci-tegra.c
> @@ -1248,7 +1248,6 @@ static int tegra_msi_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &tegra_msi_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> tegra_cpuidle_pcie_irqs_in_use();
>
> diff --git a/drivers/pci/host/pci-xgene-msi.c b/drivers/pci/host/pci-xgene-msi.c
> index 2d31d4d..8e559d1 100644
> --- a/drivers/pci/host/pci-xgene-msi.c
> +++ b/drivers/pci/host/pci-xgene-msi.c
> @@ -223,7 +223,6 @@ static int xgene_irq_domain_alloc(struct irq_domain *domain, unsigned int virq,
> irq_domain_set_info(domain, virq, msi_irq,
> &xgene_msi_bottom_irq_chip, domain->host_data,
> handle_simple_irq, NULL, NULL);
> - set_irq_flags(virq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
> index 69486be..5c6b562 100644
> --- a/drivers/pci/host/pcie-designware.c
> +++ b/drivers/pci/host/pcie-designware.c
> @@ -350,7 +350,6 @@ static int dw_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &dw_msi_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
> index c086210..7678fe0 100644
> --- a/drivers/pci/host/pcie-rcar.c
> +++ b/drivers/pci/host/pcie-rcar.c
> @@ -664,7 +664,6 @@ static int rcar_msi_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &rcar_msi_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c
> index f1a06a0..72015119 100644
> --- a/drivers/pci/host/pcie-xilinx.c
> +++ b/drivers/pci/host/pcie-xilinx.c
> @@ -338,7 +338,6 @@ static int xilinx_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &xilinx_msi_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> @@ -377,7 +376,6 @@ static int xilinx_pcie_intx_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &dummy_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> --
> 2.1.0
^ permalink raw reply [flat|nested] 28+ messages in thread
* [PATCH v2 10/13] pinctrl: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (8 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 09/13] PCI: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 15:45 ` Tomasz Figa
2015-07-12 14:26 ` [PATCH v2 11/13] sh: " Rob Herring
` (3 subsequent siblings)
13 siblings, 1 reply; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King
Cc: linux-kernel, arm, Stephen Warren, Lee Jones, Matthias Brugger,
Tomasz Figa, Thomas Abraham, Kukjin Kim, Krzysztof Kozlowski,
linux-gpio, linux-rpi-kernel, linux-mediatek, linux-samsung-soc
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Cc: Lee Jones <lee@kernel.org>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Thomas Abraham <thomas.abraham@linaro.org>
Cc: Kukjin Kim <kgene@kernel.org>
Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Cc: linux-gpio@vger.kernel.org
Cc: linux-rpi-kernel@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-mediatek@lists.infradead.org
Cc: linux-samsung-soc@vger.kernel.org
---
drivers/pinctrl/bcm/pinctrl-bcm2835.c | 1 -
drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 2 --
drivers/pinctrl/pinctrl-single.c | 5 -----
drivers/pinctrl/samsung/pinctrl-exynos.c | 1 -
drivers/pinctrl/samsung/pinctrl-exynos5440.c | 1 -
drivers/pinctrl/samsung/pinctrl-s3c24xx.c | 2 --
drivers/pinctrl/samsung/pinctrl-s3c64xx.c | 2 --
7 files changed, 14 deletions(-)
diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
index efcf2a2..0cfdbb5 100644
--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
@@ -987,7 +987,6 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev)
irq_set_chip_and_handler(irq, &bcm2835_gpio_irq_chip,
handle_level_irq);
irq_set_chip_data(irq, pc);
- set_irq_flags(irq, IRQF_VALID);
}
for (i = 0; i < BCM2835_NUM_BANKS; i++) {
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
index ad1ea16..661677c 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
@@ -1348,11 +1348,9 @@ int mtk_pctrl_init(struct platform_device *pdev,
irq_set_chip_and_handler(virq, &mtk_pinctrl_irq_chip,
handle_level_irq);
irq_set_chip_data(virq, pctl);
- set_irq_flags(virq, IRQF_VALID);
};
irq_set_chained_handler_and_data(irq, mtk_eint_irq_handler, pctl);
- set_irq_flags(irq, IRQF_VALID);
return 0;
chip_error:
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index b2de09d..d00a990 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -1716,12 +1716,7 @@ static int pcs_irqdomain_map(struct irq_domain *d, unsigned int irq,
irq_set_chip_data(irq, pcs_soc);
irq_set_chip_and_handler(irq, &pcs->chip,
handle_level_irq);
-
-#ifdef CONFIG_ARM
- set_irq_flags(irq, IRQF_VALID);
-#else
irq_set_noprobe(irq);
-#endif
return 0;
}
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c
index b18dabb..0e8add9 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos.c
@@ -256,7 +256,6 @@ static int exynos_eint_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, b);
irq_set_chip_and_handler(virq, &b->irq_chip->chip,
handle_level_irq);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos5440.c b/drivers/pinctrl/samsung/pinctrl-exynos5440.c
index f5619fb..e7d1c9e 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos5440.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos5440.c
@@ -929,7 +929,6 @@ static int exynos5440_gpio_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_data(virq, d);
irq_set_chip_and_handler(virq, &exynos5440_gpio_irq_chip,
handle_level_irq);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
diff --git a/drivers/pinctrl/samsung/pinctrl-s3c24xx.c b/drivers/pinctrl/samsung/pinctrl-s3c24xx.c
index 01b43db..f218be7 100644
--- a/drivers/pinctrl/samsung/pinctrl-s3c24xx.c
+++ b/drivers/pinctrl/samsung/pinctrl-s3c24xx.c
@@ -437,7 +437,6 @@ static int s3c24xx_gpf_irq_map(struct irq_domain *h, unsigned int virq,
handle_edge_irq);
}
irq_set_chip_data(virq, bank);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
@@ -457,7 +456,6 @@ static int s3c24xx_gpg_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_and_handler(virq, &s3c24xx_eint_chip, handle_edge_irq);
irq_set_chip_data(virq, bank);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
diff --git a/drivers/pinctrl/samsung/pinctrl-s3c64xx.c b/drivers/pinctrl/samsung/pinctrl-s3c64xx.c
index ec8cc3b..1a4dd01 100644
--- a/drivers/pinctrl/samsung/pinctrl-s3c64xx.c
+++ b/drivers/pinctrl/samsung/pinctrl-s3c64xx.c
@@ -395,7 +395,6 @@ static int s3c64xx_gpio_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_and_handler(virq,
&s3c64xx_gpio_irq_chip, handle_level_irq);
irq_set_chip_data(virq, bank);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
@@ -673,7 +672,6 @@ static int s3c64xx_eint0_irq_map(struct irq_domain *h, unsigned int virq,
irq_set_chip_and_handler(virq,
&s3c64xx_eint0_irq_chip, handle_level_irq);
irq_set_chip_data(virq, ddata);
- set_irq_flags(virq, IRQF_VALID);
return 0;
}
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* Re: [PATCH v2 10/13] pinctrl: kill off set_irq_flags usage
2015-07-12 14:26 ` [PATCH v2 10/13] pinctrl: " Rob Herring
@ 2015-07-12 15:45 ` Tomasz Figa
0 siblings, 0 replies; 28+ messages in thread
From: Tomasz Figa @ 2015-07-12 15:45 UTC (permalink / raw)
To: Rob Herring
Cc: linux-arm-kernel, Russell King, linux-kernel, arm,
Stephen Warren, Lee Jones, Matthias Brugger, Thomas Abraham,
Kukjin Kim, Krzysztof Kozlowski, linux-gpio, linux-rpi-kernel,
linux-mediatek, linux-samsung-soc
Hi,
2015-07-12 23:26 GMT+09:00 Rob Herring <robh@kernel.org>:
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
> clear that is really needed. There appears to be a great deal of blind
> copy and paste of this code.
>
> Signed-off-by: Rob Herring <robh@kernel.org>
> Acked-by: Linus Walleij <linus.walleij@linaro.org>
> Cc: Stephen Warren <swarren@wwwdotorg.org>
> Cc: Lee Jones <lee@kernel.org>
> Cc: Matthias Brugger <matthias.bgg@gmail.com>
> Cc: Tomasz Figa <tomasz.figa@gmail.com>
> Cc: Thomas Abraham <thomas.abraham@linaro.org>
> Cc: Kukjin Kim <kgene@kernel.org>
> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
> Cc: linux-gpio@vger.kernel.org
> Cc: linux-rpi-kernel@lists.infradead.org
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-mediatek@lists.infradead.org
> Cc: linux-samsung-soc@vger.kernel.org
> ---
> drivers/pinctrl/bcm/pinctrl-bcm2835.c | 1 -
> drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 2 --
> drivers/pinctrl/pinctrl-single.c | 5 -----
> drivers/pinctrl/samsung/pinctrl-exynos.c | 1 -
> drivers/pinctrl/samsung/pinctrl-exynos5440.c | 1 -
> drivers/pinctrl/samsung/pinctrl-s3c24xx.c | 2 --
> drivers/pinctrl/samsung/pinctrl-s3c64xx.c | 2 --
For drivers/pinctrl/samsung:
Acked-by: Tomasz Figa <tomasz.figa@gmail.com>
Best regards,
Tomasz
^ permalink raw reply [flat|nested] 28+ messages in thread
* [PATCH v2 11/13] sh: kill off set_irq_flags usage
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (9 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 10/13] pinctrl: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 14:26 ` [PATCH v2 12/13] ARM: remove ununsed set_irq_flags Rob Herring
` (2 subsequent siblings)
13 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King; +Cc: linux-kernel, arm, Magnus Damm, linux-sh
set_irq_flags is ARM specific with custom flags which have genirq
equivalents. Convert drivers to use the genirq interfaces directly, so we
can kill off set_irq_flags. The translation of flags is as follows:
IRQF_VALID -> !IRQ_NOREQUEST
IRQF_PROBE -> !IRQ_NOPROBE
IRQF_NOAUTOEN -> IRQ_NOAUTOEN
For IRQs managed by an irqdomain, the irqdomain core code handles clearing
and setting IRQ_NOREQUEST already, so there is no need to do this in
.map() functions and we can simply remove the set_irq_flags calls. Some
users also set IRQ_NOPROBE and this has been maintained although it is not
clear that is really needed. There appears to be a great deal of blind
copy and paste of this code.
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Simon Horman <horms@verge.net.au>
Cc: Magnus Damm <magnus.damm@gmail.com>
Cc: linux-sh@vger.kernel.org
---
drivers/sh/intc/internals.h | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/sh/intc/internals.h b/drivers/sh/intc/internals.h
index 7dff08e..897ffb1 100644
--- a/drivers/sh/intc/internals.h
+++ b/drivers/sh/intc/internals.h
@@ -99,15 +99,7 @@ static inline struct intc_desc_int *get_intc_desc(unsigned int irq)
*/
static inline void activate_irq(int irq)
{
-#ifdef CONFIG_ARM
- /* ARM requires an extra step to clear IRQ_NOREQUEST, which it
- * sets on behalf of every irq_chip. Also sets IRQ_NOPROBE.
- */
- set_irq_flags(irq, IRQF_VALID);
-#else
- /* same effect on other architectures */
- irq_set_noprobe(irq);
-#endif
+ irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
}
static inline int intc_handle_int_cmp(const void *a, const void *b)
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* [PATCH v2 12/13] ARM: remove ununsed set_irq_flags
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (10 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 11/13] sh: " Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 14:26 ` [PATCH v2 13/13] arm64: " Rob Herring
2015-07-12 16:49 ` [PATCH v2 00/13] Kill off set_irq_flags Thomas Gleixner
13 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King; +Cc: linux-kernel, arm
Now that all users of set_irq_flags and custom flags are converted to
genirq functions, the ARM specific set_irq_flags can be removed.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org
Tested-by: Kevin Hilman <khilman@linaro.org>
---
arch/arm/include/asm/hw_irq.h | 6 ------
arch/arm/kernel/irq.c | 20 --------------------
2 files changed, 26 deletions(-)
diff --git a/arch/arm/include/asm/hw_irq.h b/arch/arm/include/asm/hw_irq.h
index af79da4..9beb929 100644
--- a/arch/arm/include/asm/hw_irq.h
+++ b/arch/arm/include/asm/hw_irq.h
@@ -11,12 +11,6 @@ static inline void ack_bad_irq(int irq)
pr_crit("unexpected IRQ trap at vector %02x\n", irq);
}
-void set_irq_flags(unsigned int irq, unsigned int flags);
-
-#define IRQF_VALID (1 << 0)
-#define IRQF_PROBE (1 << 1)
-#define IRQF_NOAUTOEN (1 << 2)
-
#define ARCH_IRQ_INIT_FLAGS (IRQ_NOREQUEST | IRQ_NOPROBE)
#endif
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 350f188..4072266 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -78,26 +78,6 @@ asm_do_IRQ(unsigned int irq, struct pt_regs *regs)
handle_IRQ(irq, regs);
}
-void set_irq_flags(unsigned int irq, unsigned int iflags)
-{
- unsigned long clr = 0, set = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN;
-
- if (irq >= nr_irqs) {
- pr_err("Trying to set irq flags for IRQ%d\n", irq);
- return;
- }
-
- if (iflags & IRQF_VALID)
- clr |= IRQ_NOREQUEST;
- if (iflags & IRQF_PROBE)
- clr |= IRQ_NOPROBE;
- if (!(iflags & IRQF_NOAUTOEN))
- clr |= IRQ_NOAUTOEN;
- /* Order is clear bits in "clr" then set bits in "set" */
- irq_modify_status(irq, clr, set & ~clr);
-}
-EXPORT_SYMBOL_GPL(set_irq_flags);
-
void __init init_IRQ(void)
{
int ret;
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* [PATCH v2 13/13] arm64: remove ununsed set_irq_flags
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (11 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 12/13] ARM: remove ununsed set_irq_flags Rob Herring
@ 2015-07-12 14:26 ` Rob Herring
2015-07-12 16:49 ` [PATCH v2 00/13] Kill off set_irq_flags Thomas Gleixner
13 siblings, 0 replies; 28+ messages in thread
From: Rob Herring @ 2015-07-12 14:26 UTC (permalink / raw)
To: linux-arm-kernel, Russell King; +Cc: linux-kernel, arm, Will Deacon
Now that all users of set_irq_flags and custom flags are converted to
genirq functions, the ARM specific set_irq_flags can be removed.
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
---
arch/arm64/include/asm/hardirq.h | 5 -----
1 file changed, 5 deletions(-)
diff --git a/arch/arm64/include/asm/hardirq.h b/arch/arm64/include/asm/hardirq.h
index 6aae421..1679d22 100644
--- a/arch/arm64/include/asm/hardirq.h
+++ b/arch/arm64/include/asm/hardirq.h
@@ -47,9 +47,4 @@ static inline void ack_bad_irq(unsigned int irq)
irq_err_count++;
}
-/*
- * No arch-specific IRQ flags.
- */
-#define set_irq_flags(irq, flags)
-
#endif /* __ASM_HARDIRQ_H */
--
2.1.0
^ permalink raw reply related [flat|nested] 28+ messages in thread* Re: [PATCH v2 00/13] Kill off set_irq_flags
2015-07-12 14:26 [PATCH v2 00/13] Kill off set_irq_flags Rob Herring
` (12 preceding siblings ...)
2015-07-12 14:26 ` [PATCH v2 13/13] arm64: " Rob Herring
@ 2015-07-12 16:49 ` Thomas Gleixner
13 siblings, 0 replies; 28+ messages in thread
From: Thomas Gleixner @ 2015-07-12 16:49 UTC (permalink / raw)
To: Rob Herring
Cc: linux-arm-kernel, Russell King, Dan Williams, Vinod Koul,
Jason Cooper, David Airlie, linux-kernel, arm, Catalin Marinas,
Will Deacon, Barry Song, Simon Horman, Magnus Damm, Tomasz Figa,
Bjorn Helgaas, Samuel Ortiz, Lee Jones, Linus Walleij,
Roger Quadros, Tony Lindgren, Alexandre Courbot, Mike Turquette,
Stephen Boyd
On Sun, 12 Jul 2015, Rob Herring wrote:
> This series converts all users of ARM specific set_irq_flags to use
> common genirq functions. set_irq_flags is just a wrapper around
> irq_modify_status, so this simply removes the wrapper to directly call
> irq_modify_status (or other helpers) and the translation from ARM
> specific flags to genirq flags. The final irq flag states are unchanged.
> In many cases where irqdomains are used, the set_irq_flags calls were
> redundant, so I've removed them.
>
> The last version has been run thru kernelci.org testing (thanks Kevin H!).
> I plan to send this series through arm-soc. I still need acks from the To
Please send the patches through the subsystem maintainers. I have
other irq related changes pending for more or less the same files. So
having one part in arm-soc and the other in drivers/* is not a really
good idea conflict wise.
We can remove the implementations right after 4.3-rc1. If susbsystems
have not picked up their lot when the merge window opens (i.e. not in
-next), we can feed them through tip/irq as I plan with the stuff I'm
sending out next week.
Thanks,
tglx
^ permalink raw reply [flat|nested] 28+ messages in thread