From: Rob Herring <robherring2@gmail.com>
To: Grant Likely <grant.likely@secretlab.ca>
Cc: Nicolas Pitre <nicolas.pitre@linaro.org>,
Russell King <linux@arm.linux.org.uk>,
Arnd Bergmann <arnd@arndb.de>,
devicetree-discuss@lists.ozlabs.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [RFC PATCH 03/11] dt/irq: add irq_domain_add_simple() helper
Date: Thu, 16 Jun 2011 09:04:51 -0500 [thread overview]
Message-ID: <4DFA0D83.6070604@gmail.com> (raw)
In-Reply-To: <20110616044141.29371.76366.stgit@ponder>
Grant,
On 06/15/2011 11:41 PM, Grant Likely wrote:
> irq_domain_add_simple() is an easy way to generate an irq translation
> domain for simple irq controllers. It assumes a flat 1:1 mapping from
> hardware irq number to an offset of the first linux irq number assigned
> to the controller
>
> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
> ---
> include/linux/irq.h | 11 +++++++++
> kernel/irq/irqdomain.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++-
> 2 files changed, 68 insertions(+), 1 deletions(-)
>
> diff --git a/include/linux/irq.h b/include/linux/irq.h
> index a103c01..50830fc 100644
> --- a/include/linux/irq.h
> +++ b/include/linux/irq.h
> @@ -797,6 +797,17 @@ extern unsigned int irq_domain_map(struct irq_domain *domain,
> irq_hw_number_t hwirq);
> extern void irq_domain_unmap(struct irq_domain *domain, irq_hw_number_t hw);
>
> +struct of_device_id;
> +#ifdef CONFIG_OF
> +extern void irq_domain_add_simple(struct device_node *controller, int irq_base);
> +extern void irq_domain_generate_simple(struct of_device_id *match,
match should be const
> + u64 phys_base, unsigned int irq_start);
> +#else
Empty function for irq_domain_add_simple?
> +static inline void irq_domain_generate_simple(struct of_device_id *match,
> + u64 phys_base, unsigned int irq_start) { }
> +#endif
> +
> +
Rob
WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robherring2-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
Cc: Nicolas Pitre
<nicolas.pitre-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [RFC PATCH 03/11] dt/irq: add irq_domain_add_simple() helper
Date: Thu, 16 Jun 2011 09:04:51 -0500 [thread overview]
Message-ID: <4DFA0D83.6070604@gmail.com> (raw)
In-Reply-To: <20110616044141.29371.76366.stgit@ponder>
Grant,
On 06/15/2011 11:41 PM, Grant Likely wrote:
> irq_domain_add_simple() is an easy way to generate an irq translation
> domain for simple irq controllers. It assumes a flat 1:1 mapping from
> hardware irq number to an offset of the first linux irq number assigned
> to the controller
>
> Signed-off-by: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
> ---
> include/linux/irq.h | 11 +++++++++
> kernel/irq/irqdomain.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++-
> 2 files changed, 68 insertions(+), 1 deletions(-)
>
> diff --git a/include/linux/irq.h b/include/linux/irq.h
> index a103c01..50830fc 100644
> --- a/include/linux/irq.h
> +++ b/include/linux/irq.h
> @@ -797,6 +797,17 @@ extern unsigned int irq_domain_map(struct irq_domain *domain,
> irq_hw_number_t hwirq);
> extern void irq_domain_unmap(struct irq_domain *domain, irq_hw_number_t hw);
>
> +struct of_device_id;
> +#ifdef CONFIG_OF
> +extern void irq_domain_add_simple(struct device_node *controller, int irq_base);
> +extern void irq_domain_generate_simple(struct of_device_id *match,
match should be const
> + u64 phys_base, unsigned int irq_start);
> +#else
Empty function for irq_domain_add_simple?
> +static inline void irq_domain_generate_simple(struct of_device_id *match,
> + u64 phys_base, unsigned int irq_start) { }
> +#endif
> +
> +
Rob
WARNING: multiple messages have this Message-ID (diff)
From: robherring2@gmail.com (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH 03/11] dt/irq: add irq_domain_add_simple() helper
Date: Thu, 16 Jun 2011 09:04:51 -0500 [thread overview]
Message-ID: <4DFA0D83.6070604@gmail.com> (raw)
In-Reply-To: <20110616044141.29371.76366.stgit@ponder>
Grant,
On 06/15/2011 11:41 PM, Grant Likely wrote:
> irq_domain_add_simple() is an easy way to generate an irq translation
> domain for simple irq controllers. It assumes a flat 1:1 mapping from
> hardware irq number to an offset of the first linux irq number assigned
> to the controller
>
> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
> ---
> include/linux/irq.h | 11 +++++++++
> kernel/irq/irqdomain.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++-
> 2 files changed, 68 insertions(+), 1 deletions(-)
>
> diff --git a/include/linux/irq.h b/include/linux/irq.h
> index a103c01..50830fc 100644
> --- a/include/linux/irq.h
> +++ b/include/linux/irq.h
> @@ -797,6 +797,17 @@ extern unsigned int irq_domain_map(struct irq_domain *domain,
> irq_hw_number_t hwirq);
> extern void irq_domain_unmap(struct irq_domain *domain, irq_hw_number_t hw);
>
> +struct of_device_id;
> +#ifdef CONFIG_OF
> +extern void irq_domain_add_simple(struct device_node *controller, int irq_base);
> +extern void irq_domain_generate_simple(struct of_device_id *match,
match should be const
> + u64 phys_base, unsigned int irq_start);
> +#else
Empty function for irq_domain_add_simple?
> +static inline void irq_domain_generate_simple(struct of_device_id *match,
> + u64 phys_base, unsigned int irq_start) { }
> +#endif
> +
> +
Rob
next prev parent reply other threads:[~2011-06-16 14:04 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-16 4:40 [RFC PATCH 00/11] Full device tree support for ARM Versatile Grant Likely
2011-06-16 4:40 ` Grant Likely
2011-06-16 4:40 ` Grant Likely
2011-06-16 4:41 ` [RFC PATCH 01/11] irq: add irq_domain translation infrastructure Grant Likely
2011-06-16 4:41 ` Grant Likely
2011-06-16 4:41 ` Grant Likely
2011-06-20 9:54 ` Marc Zyngier
2011-06-20 9:54 ` Marc Zyngier
2011-06-20 9:54 ` Marc Zyngier
2011-06-16 4:41 ` [RFC PATCH 02/11] of/address: Add of_find_matching_node_by_address helper Grant Likely
2011-06-16 4:41 ` Grant Likely
2011-06-16 4:41 ` Grant Likely
2011-06-16 4:41 ` [RFC PATCH 03/11] dt/irq: add irq_domain_add_simple() helper Grant Likely
2011-06-16 4:41 ` Grant Likely
2011-06-16 4:41 ` Grant Likely
2011-06-16 14:04 ` Rob Herring [this message]
2011-06-16 14:04 ` Rob Herring
2011-06-16 14:04 ` Rob Herring
2011-06-16 14:21 ` Rob Herring
2011-06-16 14:21 ` Rob Herring
2011-06-16 14:21 ` Rob Herring
2011-06-16 16:57 ` Grant Likely
2011-06-16 16:57 ` Grant Likely
2011-06-16 16:57 ` Grant Likely
2011-06-16 16:56 ` Grant Likely
2011-06-16 16:56 ` Grant Likely
2011-06-16 16:56 ` Grant Likely
2011-06-16 4:41 ` [RFC PATCH 04/11] dt: add of_platform_populate() for creating device from the device tree Grant Likely
2011-06-16 4:41 ` Grant Likely
2011-06-16 4:41 ` Grant Likely
2011-06-16 4:42 ` [RFC PATCH 05/11] dt: Add default match table for bus ids Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` [RFC PATCH 06/11] drivers/amba: create devices from device tree Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` [RFC PATCH 07/11] dt/platform: allow device name to be overridden Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` [RFC PATCH 08/11] powerpc/5200: convert mpc5200 to use of_platform_populate() Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` [RFC PATCH 09/11] arm/dt: Add dt machine definition Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-06-16 4:42 ` Grant Likely
2011-07-08 14:30 ` Rob Herring
2011-07-08 14:30 ` Rob Herring
2011-06-16 4:43 ` [RFC PATCH 10/11] arm/dt: Add skeleton dtsi file Grant Likely
2011-06-16 4:43 ` Grant Likely
2011-06-16 4:43 ` Grant Likely
2011-06-16 4:43 ` [RFC PATCH 11/11] arm/versatile: Add device tree support Grant Likely
2011-06-16 4:43 ` Grant Likely
2011-06-16 4:43 ` Grant Likely
2011-06-16 14:19 ` Rob Herring
2011-06-16 14:19 ` Rob Herring
2011-06-16 15:42 ` Grant Likely
2011-06-16 15:42 ` Grant Likely
2011-06-16 15:42 ` Grant Likely
2011-06-16 14:20 ` Arnd Bergmann
2011-06-16 14:20 ` Arnd Bergmann
2011-06-16 14:20 ` Arnd Bergmann
2011-06-16 14:56 ` Grant Likely
2011-06-16 14:56 ` Grant Likely
2011-06-17 1:11 ` Shawn Guo
2011-06-17 1:11 ` Shawn Guo
2011-06-17 1:11 ` Shawn Guo
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