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From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>, Peter Zijlstra <peterz@infradead.org>
Subject: [patch 46/75] genirq: Move IRQ_SUSPENDED to core
Date: Thu, 10 Feb 2011 23:37:37 -0000	[thread overview]
Message-ID: <20110210223258.750843019@linutronix.de> (raw)
In-Reply-To: 20110210222908.661199947@linutronix.de

[-- Attachment #1: genirq-move-suspended.patch --]
[-- Type: text/plain, Size: 4340 bytes --]

No users outside of core.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 include/linux/irq.h    |    2 --
 kernel/irq/internals.h |    2 ++
 kernel/irq/manage.c    |    8 ++++----
 kernel/irq/pm.c        |    6 +++---
 4 files changed, 9 insertions(+), 9 deletions(-)

Index: linux-2.6-tip/include/linux/irq.h
===================================================================
--- linux-2.6-tip.orig/include/linux/irq.h
+++ linux-2.6-tip/include/linux/irq.h
@@ -60,7 +60,6 @@ typedef	void (*irq_flow_handler_t)(unsig
 #define IRQ_MASKED		0x00002000	/* DEPRECATED */
 #endif
 
-
 #define IRQ_LEVEL		0x00004000	/* IRQ level triggered */
 #define IRQ_PER_CPU		0x00010000	/* IRQ is per CPU */
 #define IRQ_NOPROBE		0x00020000	/* IRQ is not valid for probing */
@@ -71,7 +70,6 @@ typedef	void (*irq_flow_handler_t)(unsig
 #define IRQ_NO_BALANCING	0x00400000	/* IRQ is excluded from balancing */
 #define IRQ_MOVE_PCNTXT		0x01000000	/* IRQ migration from process context */
 #define IRQ_AFFINITY_SET	0x02000000	/* IRQ affinity was set from userspace*/
-#define IRQ_SUSPENDED		0x04000000	/* IRQ has gone through suspend sequence */
 
 #define IRQF_MODIFY_MASK	\
 	(IRQ_TYPE_SENSE_MASK | IRQ_NOPROBE | IRQ_NOREQUEST | \
Index: linux-2.6-tip/kernel/irq/internals.h
===================================================================
--- linux-2.6-tip.orig/kernel/irq/internals.h
+++ linux-2.6-tip/kernel/irq/internals.h
@@ -44,6 +44,7 @@ enum {
  * IRQS_DISABLED		- irq is disabled
  * IRQS_PENDING			- irq is pending and replayed later
  * IRQS_MASKED			- irq is masked
+ * IRQS_SUSPENDED		- irq is suspended
  */
 enum {
 	IRQS_AUTODETECT		= 0x00000001,
@@ -57,6 +58,7 @@ enum {
 	IRQS_DISABLED		= 0x00000100,
 	IRQS_PENDING		= 0x00000200,
 	IRQS_MASKED		= 0x00000400,
+	IRQS_SUSPENDED		= 0x00000800,
 };
 
 #define irq_data_to_desc(data)	container_of(data, struct irq_desc, irq_data)
Index: linux-2.6-tip/kernel/irq/manage.c
===================================================================
--- linux-2.6-tip.orig/kernel/irq/manage.c
+++ linux-2.6-tip/kernel/irq/manage.c
@@ -334,7 +334,7 @@ void __disable_irq(struct irq_desc *desc
 	if (suspend) {
 		if (!desc->action || (desc->action->flags & IRQF_NO_SUSPEND))
 			return;
-		desc->status |= IRQ_SUSPENDED;
+		desc->istate |= IRQS_SUSPENDED;
 	}
 
 	if (!desc->depth++)
@@ -396,7 +396,7 @@ EXPORT_SYMBOL(disable_irq);
 void __enable_irq(struct irq_desc *desc, unsigned int irq, bool resume)
 {
 	if (resume) {
-		if (!(desc->status & IRQ_SUSPENDED)) {
+		if (!(desc->istate & IRQS_SUSPENDED)) {
 			if (!desc->action)
 				return;
 			if (!(desc->action->flags & IRQF_FORCE_RESUME))
@@ -404,7 +404,7 @@ void __enable_irq(struct irq_desc *desc,
 			/* Pretend that it got disabled ! */
 			desc->depth++;
 		}
-		desc->status &= ~IRQ_SUSPENDED;
+		desc->istate &= ~IRQS_SUSPENDED;
 	}
 
 	switch (desc->depth) {
@@ -413,7 +413,7 @@ void __enable_irq(struct irq_desc *desc,
 		WARN(1, KERN_WARNING "Unbalanced enable for IRQ %d\n", irq);
 		break;
 	case 1: {
-		if (desc->status & IRQ_SUSPENDED)
+		if (desc->istate & IRQS_SUSPENDED)
 			goto err_out;
 		/* Prevent probing on this irq: */
 		desc->status |= IRQ_NOPROBE;
Index: linux-2.6-tip/kernel/irq/pm.c
===================================================================
--- linux-2.6-tip.orig/kernel/irq/pm.c
+++ linux-2.6-tip/kernel/irq/pm.c
@@ -18,7 +18,7 @@
  * During system-wide suspend or hibernation device drivers need to be prevented
  * from receiving interrupts and this function is provided for this purpose.
  * It marks all interrupt lines in use, except for the timer ones, as disabled
- * and sets the IRQ_SUSPENDED flag for each of them.
+ * and sets the IRQS_SUSPENDED flag for each of them.
  */
 void suspend_device_irqs(void)
 {
@@ -34,7 +34,7 @@ void suspend_device_irqs(void)
 	}
 
 	for_each_irq_desc(irq, desc)
-		if (desc->status & IRQ_SUSPENDED)
+		if (desc->istate & IRQS_SUSPENDED)
 			synchronize_irq(irq);
 }
 EXPORT_SYMBOL_GPL(suspend_device_irqs);
@@ -43,7 +43,7 @@ EXPORT_SYMBOL_GPL(suspend_device_irqs);
  * resume_device_irqs - enable interrupt lines disabled by suspend_device_irqs()
  *
  * Enable all interrupt lines previously disabled by suspend_device_irqs() that
- * have the IRQ_SUSPENDED flag set.
+ * have the IRQS_SUSPENDED flag set.
  */
 void resume_device_irqs(void)
 {



  parent reply	other threads:[~2011-02-10 23:38 UTC|newest]

Thread overview: 96+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-10 23:35 [patch 00/75] genirq: Overhaul for 2.6.39 Thomas Gleixner
2011-02-10 23:35 ` [patch 01/75] genirq: Namespace cleanup Thomas Gleixner
2011-02-10 23:35 ` [patch 02/75] genirq: Simplify affinity related code Thomas Gleixner
2011-02-10 23:35 ` [patch 03/75] genirq: Rremove redundant check Thomas Gleixner
2011-02-10 23:35 ` [patch 04/75] genirq: Always apply cpu online mask Thomas Gleixner
2011-02-10 23:36 ` [patch 05/75] genirq: Do not copy affinity before set Thomas Gleixner
2011-02-10 23:36 ` [patch 06/75] genirq: Plug race in report_bad_irq() Thomas Gleixner
2011-02-10 23:36 ` [patch 07/75] genirq: Warn when handler enables interrupts Thomas Gleixner
2011-02-10 23:36 ` [patch 08/75] genirq: Fixup poll handling Thomas Gleixner
2011-02-10 23:36 ` [patch 09/75] genirq: Do not poll disabled, percpu and timer interrupts Thomas Gleixner
2011-02-10 23:36 ` [patch 10/75] genirq: spurious: Run only one poller at a time Thomas Gleixner
2011-02-10 23:36 ` [patch 11/75] genirq: Mark polled irqs and defer the real handler Thomas Gleixner
2011-02-10 23:36 ` [patch 12/75] genirq: Move irq thread flags to core Thomas Gleixner
2011-02-10 23:36 ` [patch 13/75] genirq: Remove bogus conditional Thomas Gleixner
2011-02-10 23:36 ` [patch 14/75] genirq: Consolidate startup/shutdown of interrupts Thomas Gleixner
2011-02-10 23:36 ` [patch 15/75] genirq: Consolidate disable/enable Thomas Gleixner
2011-02-10 23:36 ` [patch 16/75] genirq: Remove default magic Thomas Gleixner
2011-02-10 23:36 ` [patch 17/75] genirq: Consolidate IRQ_DISABLED Thomas Gleixner
2011-02-11  7:57   ` Lars-Peter Clausen
2011-02-11 11:39     ` Thomas Gleixner
2011-02-10 23:36 ` [patch 18/75] genirq: Do not fiddle with IRQ_MASKED in handle_edge_irq() Thomas Gleixner
2011-02-10 23:36 ` [patch 19/75] m68knommu: 5772: Replace private irq flow handler Thomas Gleixner
2011-02-10 23:36 ` [patch 20/75] arm: Ns9xxx: Remove " Thomas Gleixner
2011-02-10 23:36 ` [patch 21/75] genirq: Mark handle_IRQ_event deprecated Thomas Gleixner
2011-02-10 23:36 ` [patch 22/75] genirq: Implement handle_irq_event() Thomas Gleixner
2011-02-10 23:36 ` [patch 23/75] genirq: Use handle_irq_event() in handle_simple_irq() Thomas Gleixner
2011-02-10 23:36 ` [patch 24/75] genirq: Use handle_irq_event() in handle_level_irq() Thomas Gleixner
2011-02-10 23:36 ` [patch 25/75] genirq: Use handle_irq_event() in handle_fasteoi_irq() Thomas Gleixner
2011-02-10 23:36 ` [patch 26/75] genirq: Use handle_irq_event() in handle_edge_irq() Thomas Gleixner
2011-02-10 23:36 ` [patch 27/75] genirq: Use handle_perpcu_event() in handle_percpu_irq() Thomas Gleixner
2011-02-10 23:36 ` [patch 28/75] genirq: Use handle_irq_event() in the spurious poll code Thomas Gleixner
2011-02-10 23:36 ` [patch 29/75] genirq: Simplify handle_irq_event() Thomas Gleixner
2011-02-10 23:36 ` [patch 30/75] genirq: Implement generic irq_show_interrupts() Thomas Gleixner
2011-02-10 23:37 ` [patch 31/75] genirq: Fixup core code namespace fallout Thomas Gleixner
2011-02-10 23:37 ` [patch 32/75] genirq: Add internal state field to irq_desc Thomas Gleixner
2011-02-10 23:37 ` [patch 33/75] gpio: Remove broken irq_desc hackery Thomas Gleixner
2011-02-11 12:57   ` Wolfram Sang
2011-02-10 23:37 ` [patch 34/75] arm: ep93xx: Kill another instance of broken irq_desc fiddling Thomas Gleixner
2011-02-11  0:07   ` H Hartley Sweeten
2011-02-11  0:22   ` Ryan Mallon
2011-02-11 11:42     ` Thomas Gleixner
2011-02-11 20:16       ` Ryan Mallon
2011-02-10 23:37 ` [patch 35/75] genirq: Protect tglx from tripping over his own feet Thomas Gleixner
2011-02-10 23:37 ` [patch 36/75] genirq: Move IRQ_AUTODETECT to internal state Thomas Gleixner
2011-02-10 23:37 ` [patch 37/75] genirq: Move IRQ_SPURIOUS_DISABLED to core state Thomas Gleixner
2011-02-10 23:37 ` [patch 38/75] genirq: Move IRQ_NESTED_THREAD " Thomas Gleixner
2011-02-10 23:37 ` [patch 39/75] genirq: Move IRQ_POLL_INPROGRESS to core Thomas Gleixner
2011-02-10 23:37 ` [patch 40/75] genirq: Add IRQ_INPROGRESS " Thomas Gleixner
2011-02-10 23:37 ` [patch 41/75] genirq: Move IRQ_ONESHOT " Thomas Gleixner
2011-02-10 23:37 ` [patch 42/75] genirq: Move IRQ_REPLAY and IRQ_WAITING " Thomas Gleixner
2011-02-10 23:37 ` [patch 43/75] genirq: Move IRQ_DISABLED " Thomas Gleixner
2011-02-10 23:37 ` [patch 44/75] genirq: Move IRQ_PENDING flag " Thomas Gleixner
2011-02-10 23:37 ` [patch 45/75] genirq: Move IRQ_MASKED " Thomas Gleixner
2011-02-10 23:37 ` Thomas Gleixner [this message]
2011-02-10 23:37 ` [patch 47/75] arm: tegra: Remove unused function which fiddles with irq_desc Thomas Gleixner
2011-02-10 23:48   ` Colin Cross
2011-02-10 23:37 ` [patch 48/75] genirq: Move IRQ_WAKEUP to core Thomas Gleixner
2011-02-10 23:37 ` [patch 49/75] genirq: Add state field to irq_data Thomas Gleixner
2011-02-10 23:37 ` [patch 50/75] genirq: Add IRQ_MOVE_PENDING to irq_data.state Thomas Gleixner
2011-02-10 23:37 ` [patch 51/75] genirq: Remove CONFIG_IRQ_PER_CPU Thomas Gleixner
2011-02-10 23:37 ` [patch 52/75] genirq: Make CHECK_IRQ_PER_CPU an inline and deprecate it Thomas Gleixner
2011-02-10 23:37 ` [patch 53/75] genirq: Remove CHECK_IRQ_PER_CPU from core code Thomas Gleixner
2011-02-10 23:37 ` [patch 54/75] genirq: Move debug code to separate header Thomas Gleixner
2011-02-10 23:37 ` [patch 55/75] genirq: Mirror IRQ_PER_CPU and IRQ_NO_BALANCING in irq_data.state Thomas Gleixner
2011-02-10 23:38 ` [patch 56/75] genirq: Reuse existing can set affinty check Thomas Gleixner
2011-02-10 23:38 ` [patch 57/75] genirq: Move IRQ_AFFINITY_SET to core Thomas Gleixner
2011-02-10 23:38 ` [patch 58/75] genirq: Mirror irq trigger type bits in irq_data.state Thomas Gleixner
2011-02-10 23:38 ` [patch 59/75] genirq: Wrap the remaning IRQ_* flags Thomas Gleixner
2011-02-10 23:38 ` [patch 60/75] genirq: Force wrapped access to desc->status in core code Thomas Gleixner
2011-02-10 23:38 ` [patch 61/75] genirq: Cleanup irq.h Thomas Gleixner
2011-02-10 23:38 ` [patch 62/75] genirq: Add flags to irq_chip Thomas Gleixner
2011-02-10 23:38 ` [patch 63/75] genirq: Add IRQCHIP_SET_TYPE_MASKED flag and IRQD_WAKE_SET Thomas Gleixner
2011-02-14 17:07   ` Rabin Vincent
2011-02-14 18:43     ` Thomas Gleixner
2011-02-10 23:38 ` [patch 64/75] genirq: Move wakeup state to irq_data Thomas Gleixner
2011-02-10 23:38 ` [patch 65/75] genirq: Reflect IRQ_INPROGRESS/DISABLED in irq_data.state Thomas Gleixner
2011-02-10 23:38 ` [patch 66/75] genirq: Reflect IRQ_MOVE_PCNTXT in irq_data state Thomas Gleixner
2011-02-10 23:38 ` [patch 67/75] genirq: Remove desc->status when GENERIC_HARDIRQS_NO_COMPAT=y Thomas Gleixner
2011-02-10 23:38 ` [patch 68/75] genirq: Add preflow handler support Thomas Gleixner
2011-02-10 23:38 ` [patch 69/75] genirq: Implement irq_data based move_*_irq() versions Thomas Gleixner
2011-02-10 23:38 ` [patch 70/75] x86: Fixup deprecation warnings Thomas Gleixner
2011-02-10 23:38 ` [patch 71/75] x86: ioapic: Use irq_data->state Thomas Gleixner
2011-02-10 23:38 ` [patch 72/75] x86: Use the proper accessors in fixup_irqs() Thomas Gleixner
2011-02-10 23:38 ` [patch 73/75] x86: ioapic: Use new move_irq functions Thomas Gleixner
2011-02-10 23:38 ` [patch 74/75] x86: Use generic show_interrupts Thomas Gleixner
2011-02-10 23:38 ` [patch 75/75] x86: Disable deprecated GENIRQ features Thomas Gleixner
2011-02-10 23:53 ` [patch 00/75] genirq: Overhaul for 2.6.39 Linus Torvalds
2011-02-11  0:00   ` Thomas Gleixner
2011-02-11  0:28     ` Linus Torvalds
2011-02-11  0:49       ` Thomas Gleixner
2011-02-11 13:05         ` Thomas Gleixner
2011-02-11 13:59           ` Ingo Molnar
2011-02-11 14:26             ` Thomas Gleixner
2011-02-13 12:50               ` Sam Ravnborg
2011-02-14 19:01                 ` Thomas Gleixner
2011-02-11  4:03 ` Frank Rowand

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