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Date: Mon, 2 Feb 2015 20:45:29 +0800
From: Hanjun Guo <hanjun.guo@...aro.org>
To: Catalin Marinas <catalin.marinas@....com>,
"Rafael J. Wysocki" <rjw@...ysocki.net>,
Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>,
Mark Rutland <mark.rutland@....com>,
Grant Likely <grant.likely@...aro.org>,
Will Deacon <will.deacon@....com>
Cc: Lorenzo Pieralisi <Lorenzo.Pieralisi@....com>,
Graeme Gregory <graeme.gregory@...aro.org>,
Sudeep Holla <Sudeep.Holla@....com>,
Jon Masters <jcm@...hat.com>,
Jason Cooper <jason@...edaemon.net>,
Marc Zyngier <marc.zyngier@....com>,
Bjorn Helgaas <bhelgaas@...gle.com>,
Daniel Lezcano <daniel.lezcano@...aro.org>,
Mark Brown <broonie@...nel.org>, Rob Herring <robh@...nel.org>,
Robert Richter <rric@...nel.org>,
Randy Dunlap <rdunlap@...radead.org>,
Charles.Garcia-Tobin@....com, phoenix.liyi@...wei.com,
Timur Tabi <timur@...eaurora.org>,
Ashwin Chaugule <ashwinc@...eaurora.org>,
suravee.suthikulpanit@....com,
Mark Langsdorf <mlangsdo@...hat.com>, wangyijing@...wei.com,
linux-acpi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, linaro-acpi@...ts.linaro.org,
Al Stone <al.stone@...aro.org>,
Hanjun Guo <hanjun.guo@...aro.org>
Subject: [PATCH v8 01/21] acpi: add arm64 to the platforms that use ioremap
From: Graeme Gregory <graeme.gregory@...aro.org>
Now with the base changes to the arm memory mapping it is safe
to convert to using ioremap to map in the tables after
acpi_gbl_permanent_mmap is set.
CC: Rafael J Wysocki <rjw@...ysocki.net>
Signed-off-by: Al Stone <al.stone@...aro.org>
Signed-off-by: Graeme Gregory <graeme.gregory@...aro.org>
Signed-off-by: Hanjun Guo <hanjun.guo@...aro.org>
---
drivers/acpi/osl.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index f9eeae8..39748bb 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -336,11 +336,11 @@ acpi_map_lookup_virt(void __iomem *virt, acpi_size size)
return NULL;
}
-#ifndef CONFIG_IA64
-#define should_use_kmap(pfn) page_is_ram(pfn)
-#else
+#if defined(CONFIG_IA64) || defined(CONFIG_ARM64)
/* ioremap will take care of cache attributes */
#define should_use_kmap(pfn) 0
+#else
+#define should_use_kmap(pfn) page_is_ram(pfn)
#endif
static void __iomem *acpi_map(acpi_physical_address pg_off, unsigned long pg_sz)
--
1.9.1
--
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