diff options
| author | Marc Zyngier <marc.zyngier@arm.com> | 2015-10-13 12:51:29 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-10-13 19:01:23 +0200 |
| commit | 5d4c9bc7767bc86eb9a0e66df783e3fbada7dc97 (patch) | |
| tree | 0651374fe7c186cbf7825705b3d7f7dd1059f69e /arch/powerpc/platforms/cell/spider-pic.c | |
| parent | e50226b4b86755e65aef2129e94d952fee3df722 (diff) | |
irqdomain: Use irq_domain_get_of_node() instead of direct field access
The struct irq_domain contains a "struct device_node *" field
(of_node) that is almost the only link between the irqdomain
and the device tree infrastructure.
In order to prepare for the removal of that field, convert all
users to use irq_domain_get_of_node() instead.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Reviewed-and-tested-by: Hanjun Guo <hanjun.guo@linaro.org>
Tested-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: <linux-arm-kernel@lists.infradead.org>
Cc: Tomasz Nowicki <tomasz.nowicki@linaro.org>
Cc: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Cc: Graeme Gregory <graeme@xora.org.uk>
Cc: Jake Oshins <jakeo@microsoft.com>
Cc: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Link: http://lkml.kernel.org/r/1444737105-31573-2-git-send-email-marc.zyngier@arm.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/powerpc/platforms/cell/spider-pic.c')
| -rw-r--r-- | arch/powerpc/platforms/cell/spider-pic.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/cell/spider-pic.c b/arch/powerpc/platforms/cell/spider-pic.c index 9d27de62dc62..54ee5743cb72 100644 --- a/arch/powerpc/platforms/cell/spider-pic.c +++ b/arch/powerpc/platforms/cell/spider-pic.c @@ -231,20 +231,23 @@ static unsigned int __init spider_find_cascade_and_node(struct spider_pic *pic) const u32 *imap, *tmp; int imaplen, intsize, unit; struct device_node *iic; + struct device_node *of_node; + + of_node = irq_domain_get_of_node(pic->host); /* First, we check whether we have a real "interrupts" in the device * tree in case the device-tree is ever fixed */ - virq = irq_of_parse_and_map(pic->host->of_node, 0); + virq = irq_of_parse_and_map(of_node, 0); if (virq) return virq; /* Now do the horrible hacks */ - tmp = of_get_property(pic->host->of_node, "#interrupt-cells", NULL); + tmp = of_get_property(of_node, "#interrupt-cells", NULL); if (tmp == NULL) return NO_IRQ; intsize = *tmp; - imap = of_get_property(pic->host->of_node, "interrupt-map", &imaplen); + imap = of_get_property(of_node, "interrupt-map", &imaplen); if (imap == NULL || imaplen < (intsize + 1)) return NO_IRQ; iic = of_find_node_by_phandle(imap[intsize]); |