From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Gleixner Subject: [patch 06/37] cris: Convert V32 interrupt handling Date: Wed, 19 Jan 2011 21:48:23 -0000 Message-ID: <20110119210839.111407986@linutronix.de> References: <20110119205258.462759212@linutronix.de> Return-path: Content-Disposition: inline; filename=cris-cleanup-v32-irq.patch Sender: linux-kernel-owner@vger.kernel.org To: LKML Cc: Linux-Arch , Andrew Morton , Ingo Molnar , Mikael Starvik List-Id: linux-arch.vger.kernel.org Convert the irq chip functions and install handle_simple_irq for each interrupt to get rid of __do_IRQ() Signed-off-by: Thomas Gleixner Cc: Mikael Starvik --- arch/cris/arch-v32/kernel/irq.c | 50 ++++++++++++---------------------------- 1 file changed, 15 insertions(+), 35 deletions(-) Index: linux-2.6/arch/cris/arch-v32/kernel/irq.c =================================================================== --- linux-2.6.orig/arch/cris/arch-v32/kernel/irq.c +++ linux-2.6/arch/cris/arch-v32/kernel/irq.c @@ -291,54 +291,33 @@ void crisv32_unmask_irq(int irq) } -static unsigned int startup_crisv32_irq(unsigned int irq) +static void enable_crisv32_irq(struct irq_data *data) { - crisv32_unmask_irq(irq); - return 0; -} - -static void shutdown_crisv32_irq(unsigned int irq) -{ - crisv32_mask_irq(irq); + crisv32_unmask_irq(data->irq); } -static void enable_crisv32_irq(unsigned int irq) +static void disable_crisv32_irq(struct irq_data *data) { - crisv32_unmask_irq(irq); + crisv32_mask_irq(data->irq); } -static void disable_crisv32_irq(unsigned int irq) -{ - crisv32_mask_irq(irq); -} - -static void ack_crisv32_irq(unsigned int irq) -{ -} - -static void end_crisv32_irq(unsigned int irq) -{ -} - -int set_affinity_crisv32_irq(unsigned int irq, const struct cpumask *dest) +static int set_affinity_crisv32_irq(struct irq_data *data, + const struct cpumask *dest, bool force) { unsigned long flags; + spin_lock_irqsave(&irq_lock, flags); - irq_allocations[irq - FIRST_IRQ].mask = *dest; + irq_allocations[data->irq - FIRST_IRQ].mask = *dest; spin_unlock_irqrestore(&irq_lock, flags); - return 0; } static struct irq_chip crisv32_irq_type = { - .name = "CRISv32", - .startup = startup_crisv32_irq, - .shutdown = shutdown_crisv32_irq, - .enable = enable_crisv32_irq, - .disable = disable_crisv32_irq, - .ack = ack_crisv32_irq, - .end = end_crisv32_irq, - .set_affinity = set_affinity_crisv32_irq + .name = "CRISv32", + .irq_shutdown = disable_crisv32_irq, + .irq_enable = enable_crisv32_irq, + .irq_disable = disable_crisv32_irq, + .irq_set_affinity = set_affinity_crisv32_irq, }; void @@ -472,7 +451,8 @@ init_IRQ(void) /* Point all IRQ's to bad handlers. */ for (i = FIRST_IRQ, j = 0; j < NR_IRQS; i++, j++) { - irq_desc[j].chip = &crisv32_irq_type; + set_irq_chip_and_handler(j, &crisv32_irq_type, + handle_simple_irq); set_exception_vector(i, interrupt[j]); } From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from www.tglx.de ([62.245.132.106]:33310 "EHLO www.tglx.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753581Ab1ASVtJ (ORCPT ); Wed, 19 Jan 2011 16:49:09 -0500 Message-ID: <20110119210839.111407986@linutronix.de> Date: Wed, 19 Jan 2011 21:48:23 -0000 From: Thomas Gleixner Subject: [patch 06/37] cris: Convert V32 interrupt handling References: <20110119205258.462759212@linutronix.de> Content-Disposition: inline; filename=cris-cleanup-v32-irq.patch Sender: linux-arch-owner@vger.kernel.org List-ID: To: LKML Cc: Linux-Arch , Andrew Morton , Ingo Molnar , Mikael Starvik Message-ID: <20110119214823.7goUnfnVq-p0pGKdsMJyle1us2DzfFgv4leFKa0DwBc@z> Convert the irq chip functions and install handle_simple_irq for each interrupt to get rid of __do_IRQ() Signed-off-by: Thomas Gleixner Cc: Mikael Starvik --- arch/cris/arch-v32/kernel/irq.c | 50 ++++++++++++---------------------------- 1 file changed, 15 insertions(+), 35 deletions(-) Index: linux-2.6/arch/cris/arch-v32/kernel/irq.c =================================================================== --- linux-2.6.orig/arch/cris/arch-v32/kernel/irq.c +++ linux-2.6/arch/cris/arch-v32/kernel/irq.c @@ -291,54 +291,33 @@ void crisv32_unmask_irq(int irq) } -static unsigned int startup_crisv32_irq(unsigned int irq) +static void enable_crisv32_irq(struct irq_data *data) { - crisv32_unmask_irq(irq); - return 0; -} - -static void shutdown_crisv32_irq(unsigned int irq) -{ - crisv32_mask_irq(irq); + crisv32_unmask_irq(data->irq); } -static void enable_crisv32_irq(unsigned int irq) +static void disable_crisv32_irq(struct irq_data *data) { - crisv32_unmask_irq(irq); + crisv32_mask_irq(data->irq); } -static void disable_crisv32_irq(unsigned int irq) -{ - crisv32_mask_irq(irq); -} - -static void ack_crisv32_irq(unsigned int irq) -{ -} - -static void end_crisv32_irq(unsigned int irq) -{ -} - -int set_affinity_crisv32_irq(unsigned int irq, const struct cpumask *dest) +static int set_affinity_crisv32_irq(struct irq_data *data, + const struct cpumask *dest, bool force) { unsigned long flags; + spin_lock_irqsave(&irq_lock, flags); - irq_allocations[irq - FIRST_IRQ].mask = *dest; + irq_allocations[data->irq - FIRST_IRQ].mask = *dest; spin_unlock_irqrestore(&irq_lock, flags); - return 0; } static struct irq_chip crisv32_irq_type = { - .name = "CRISv32", - .startup = startup_crisv32_irq, - .shutdown = shutdown_crisv32_irq, - .enable = enable_crisv32_irq, - .disable = disable_crisv32_irq, - .ack = ack_crisv32_irq, - .end = end_crisv32_irq, - .set_affinity = set_affinity_crisv32_irq + .name = "CRISv32", + .irq_shutdown = disable_crisv32_irq, + .irq_enable = enable_crisv32_irq, + .irq_disable = disable_crisv32_irq, + .irq_set_affinity = set_affinity_crisv32_irq, }; void @@ -472,7 +451,8 @@ init_IRQ(void) /* Point all IRQ's to bad handlers. */ for (i = FIRST_IRQ, j = 0; j < NR_IRQS; i++, j++) { - irq_desc[j].chip = &crisv32_irq_type; + set_irq_chip_and_handler(j, &crisv32_irq_type, + handle_simple_irq); set_exception_vector(i, interrupt[j]); }