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ARM: SAMSUNG: Fixup usage of __raw IO in PM 

Fix the use of __raw accesors in pm-common.c to use the _relaxed
variants to deal with any issues due to endian related fetches.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
This commit is contained in:
Ben Dooks 2016-06-21 11:20:27 +01:00 committed by Krzysztof Kozlowski
parent d0ceee0b4d
commit 8558643d03
1 changed files with 4 additions and 4 deletions
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8
arch/arm/plat-samsung/pm-common.c
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@ -31,7 +31,7 @@
void s3c_pm_do_save(struct sleep_save *ptr, int count) void s3c_pm_do_save(struct sleep_save *ptr, int count)
{ {
for (; count > 0; count--, ptr++) { for (; count > 0; count--, ptr++) {
ptr->val = __raw_readl(ptr->reg); ptr->val = readl_relaxed(ptr->reg);
S3C_PMDBG("saved %p value %08lx\n", ptr->reg, ptr->val); S3C_PMDBG("saved %p value %08lx\n", ptr->reg, ptr->val);
} }
} }
@ -51,9 +51,9 @@ void s3c_pm_do_restore(const struct sleep_save *ptr, int count)
{ {
for (; count > 0; count--, ptr++) { for (; count > 0; count--, ptr++) {
pr_debug("restore %p (restore %08lx, was %08x)\n", pr_debug("restore %p (restore %08lx, was %08x)\n",
ptr->reg, ptr->val, __raw_readl(ptr->reg)); ptr->reg, ptr->val, readl_relaxed(ptr->reg));
__raw_writel(ptr->val, ptr->reg); writel_relaxed(ptr->val, ptr->reg);
} }
} }
@ -71,5 +71,5 @@ void s3c_pm_do_restore(const struct sleep_save *ptr, int count)
void s3c_pm_do_restore_core(const struct sleep_save *ptr, int count) void s3c_pm_do_restore_core(const struct sleep_save *ptr, int count)
{ {
for (; count > 0; count--, ptr++) for (; count > 0; count--, ptr++)
__raw_writel(ptr->val, ptr->reg); writel_relaxed(ptr->val, ptr->reg);
} }