suspend: constify platform_suspend_ops
While at it, fix two checkpatch errors.
Several non-const struct instances constified by this patch were added after
the introduction of platform_suspend_ops in checkpatch.pl's list of "should
be const" structs (79404849e90a41ea2109bd0e2f7c7164b0c4ce73).
Patch against mainline.
Inspired by hunks of the grsecurity patch, updated for newer kernels.
Signed-off-by: Lionel Debroux <lionel_debroux@yahoo.fr>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index dafbacc..ea53f4d 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -301,7 +301,7 @@
}
-static struct platform_suspend_ops at91_pm_ops ={
+static const struct platform_suspend_ops at91_pm_ops = {
.valid = at91_pm_valid_state,
.begin = at91_pm_begin,
.enter = at91_pm_enter,
diff --git a/arch/arm/mach-davinci/pm.c b/arch/arm/mach-davinci/pm.c
index fab953b..1bd73a0 100644
--- a/arch/arm/mach-davinci/pm.c
+++ b/arch/arm/mach-davinci/pm.c
@@ -110,7 +110,7 @@
return ret;
}
-static struct platform_suspend_ops davinci_pm_ops = {
+static const struct platform_suspend_ops davinci_pm_ops = {
.enter = davinci_pm_enter,
.valid = suspend_valid_only_mem,
};
diff --git a/arch/arm/mach-imx/pm-imx27.c b/arch/arm/mach-imx/pm-imx27.c
index afc17ce..2153ca7 100644
--- a/arch/arm/mach-imx/pm-imx27.c
+++ b/arch/arm/mach-imx/pm-imx27.c
@@ -32,7 +32,7 @@
return 0;
}
-static struct platform_suspend_ops mx27_suspend_ops = {
+static const struct platform_suspend_ops mx27_suspend_ops = {
.enter = mx27_suspend_enter,
.valid = suspend_valid_only_mem,
};
diff --git a/arch/arm/mach-lpc32xx/pm.c b/arch/arm/mach-lpc32xx/pm.c
index a6e2aed..e76d41b 100644
--- a/arch/arm/mach-lpc32xx/pm.c
+++ b/arch/arm/mach-lpc32xx/pm.c
@@ -123,7 +123,7 @@
return 0;
}
-static struct platform_suspend_ops lpc32xx_pm_ops = {
+static const struct platform_suspend_ops lpc32xx_pm_ops = {
.valid = suspend_valid_only_mem,
.enter = lpc32xx_pm_enter,
};
diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c
index b1d3f9f..4cf3b67 100644
--- a/arch/arm/mach-omap1/pm.c
+++ b/arch/arm/mach-omap1/pm.c
@@ -647,7 +647,7 @@
-static struct platform_suspend_ops omap_pm_ops ={
+static const struct platform_suspend_ops omap_pm_ops = {
.prepare = omap_pm_prepare,
.enter = omap_pm_enter,
.finish = omap_pm_finish,
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index a40457d..aa9764e 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -326,7 +326,7 @@
enable_hlt();
}
-static struct platform_suspend_ops omap_pm_ops = {
+static const struct platform_suspend_ops omap_pm_ops = {
.prepare = omap2_pm_prepare,
.enter = omap2_pm_enter,
.finish = omap2_pm_finish,
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 75c0cd1..4000c3c 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -594,7 +594,7 @@
return;
}
-static struct platform_suspend_ops omap_pm_ops = {
+static const struct platform_suspend_ops omap_pm_ops = {
.begin = omap3_pm_begin,
.end = omap3_pm_end,
.prepare = omap3_pm_prepare,
diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c
index 54544b4..dc8b1ef 100644
--- a/arch/arm/mach-omap2/pm44xx.c
+++ b/arch/arm/mach-omap2/pm44xx.c
@@ -75,7 +75,7 @@
return;
}
-static struct platform_suspend_ops omap_pm_ops = {
+static const struct platform_suspend_ops omap_pm_ops = {
.begin = omap4_pm_begin,
.end = omap4_pm_end,
.prepare = omap4_pm_prepare,
diff --git a/arch/arm/mach-pnx4008/pm.c b/arch/arm/mach-pnx4008/pm.c
index ee3c29c..f3e60a0 100644
--- a/arch/arm/mach-pnx4008/pm.c
+++ b/arch/arm/mach-pnx4008/pm.c
@@ -119,7 +119,7 @@
(state == PM_SUSPEND_MEM);
}
-static struct platform_suspend_ops pnx4008_pm_ops = {
+static const struct platform_suspend_ops pnx4008_pm_ops = {
.enter = pnx4008_pm_enter,
.valid = pnx4008_pm_valid,
};
diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c
index 166c15f..978e1b2 100644
--- a/arch/arm/mach-pxa/pm.c
+++ b/arch/arm/mach-pxa/pm.c
@@ -96,7 +96,7 @@
pxa_cpu_pm_fns->finish();
}
-static struct platform_suspend_ops pxa_pm_ops = {
+static const struct platform_suspend_ops pxa_pm_ops = {
.valid = pxa_pm_valid,
.enter = pxa_pm_enter,
.prepare = pxa_pm_prepare,
diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c
index 8fed027..02874e9 100644
--- a/arch/arm/mach-pxa/sharpsl_pm.c
+++ b/arch/arm/mach-pxa/sharpsl_pm.c
@@ -868,7 +868,7 @@
}
#ifdef CONFIG_PM
-static struct platform_suspend_ops sharpsl_pm_ops = {
+static const struct platform_suspend_ops sharpsl_pm_ops = {
.prepare = pxa_pm_prepare,
.finish = pxa_pm_finish,
.enter = corgi_pxa_pm_enter,
diff --git a/arch/arm/mach-sa1100/pm.c b/arch/arm/mach-sa1100/pm.c
index c83fdc8..ab9fc44 100644
--- a/arch/arm/mach-sa1100/pm.c
+++ b/arch/arm/mach-sa1100/pm.c
@@ -120,7 +120,7 @@
return virt_to_phys(sp);
}
-static struct platform_suspend_ops sa11x0_pm_ops = {
+static const struct platform_suspend_ops sa11x0_pm_ops = {
.enter = sa11x0_pm_enter,
.valid = suspend_valid_only_mem,
};
diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c
index 27cfca5..5bf3f2f 100644
--- a/arch/arm/plat-samsung/pm.c
+++ b/arch/arm/plat-samsung/pm.c
@@ -355,7 +355,7 @@
s3c_pm_check_cleanup();
}
-static struct platform_suspend_ops s3c_pm_ops = {
+static const struct platform_suspend_ops s3c_pm_ops = {
.enter = s3c_pm_enter,
.prepare = s3c_pm_prepare,
.finish = s3c_pm_finish,
diff --git a/arch/avr32/mach-at32ap/pm.c b/arch/avr32/mach-at32ap/pm.c
index f021edf..32d680e 100644
--- a/arch/avr32/mach-at32ap/pm.c
+++ b/arch/avr32/mach-at32ap/pm.c
@@ -176,7 +176,7 @@
return 0;
}
-static struct platform_suspend_ops avr32_pm_ops = {
+static const struct platform_suspend_ops avr32_pm_ops = {
.valid = avr32_pm_valid_state,
.enter = avr32_pm_enter,
};
diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c
index 80884b1..745af2d 100644
--- a/arch/blackfin/mach-common/pm.c
+++ b/arch/blackfin/mach-common/pm.c
@@ -233,7 +233,7 @@
return 0;
}
-struct platform_suspend_ops bfin_pm_ops = {
+static const struct platform_suspend_ops bfin_pm_ops = {
.enter = bfin_pm_enter,
.valid = bfin_pm_valid,
};
diff --git a/arch/mips/alchemy/devboards/pm.c b/arch/mips/alchemy/devboards/pm.c
index 4bbd313..acaf91b 100644
--- a/arch/mips/alchemy/devboards/pm.c
+++ b/arch/mips/alchemy/devboards/pm.c
@@ -110,7 +110,7 @@
}
-static struct platform_suspend_ops db1x_pm_ops = {
+static const struct platform_suspend_ops db1x_pm_ops = {
.valid = suspend_valid_only_mem,
.begin = db1x_pm_begin,
.enter = db1x_pm_enter,
diff --git a/arch/mips/jz4740/pm.c b/arch/mips/jz4740/pm.c
index a999458..902d5b5 100644
--- a/arch/mips/jz4740/pm.c
+++ b/arch/mips/jz4740/pm.c
@@ -42,7 +42,7 @@
return 0;
}
-static struct platform_suspend_ops jz4740_pm_ops = {
+static const struct platform_suspend_ops jz4740_pm_ops = {
.valid = suspend_valid_only_mem,
.enter = jz4740_pm_enter,
};
diff --git a/arch/mips/loongson/common/pm.c b/arch/mips/loongson/common/pm.c
index 6c1fd90..f55e07a 100644
--- a/arch/mips/loongson/common/pm.c
+++ b/arch/mips/loongson/common/pm.c
@@ -147,7 +147,7 @@
}
}
-static struct platform_suspend_ops loongson_pm_ops = {
+static const struct platform_suspend_ops loongson_pm_ops = {
.valid = loongson_pm_valid_state,
.enter = loongson_pm_enter,
};
diff --git a/arch/powerpc/platforms/52xx/lite5200_pm.c b/arch/powerpc/platforms/52xx/lite5200_pm.c
index 80234e5..eda0fc2 100644
--- a/arch/powerpc/platforms/52xx/lite5200_pm.c
+++ b/arch/powerpc/platforms/52xx/lite5200_pm.c
@@ -232,7 +232,7 @@
lite5200_pm_target_state = PM_SUSPEND_ON;
}
-static struct platform_suspend_ops lite5200_pm_ops = {
+static const struct platform_suspend_ops lite5200_pm_ops = {
.valid = lite5200_pm_valid,
.begin = lite5200_pm_begin,
.prepare = lite5200_pm_prepare,
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pm.c b/arch/powerpc/platforms/52xx/mpc52xx_pm.c
index 568cef6..8310e8b 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_pm.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_pm.c
@@ -186,7 +186,7 @@
iounmap(mbar);
}
-static struct platform_suspend_ops mpc52xx_pm_ops = {
+static const struct platform_suspend_ops mpc52xx_pm_ops = {
.valid = mpc52xx_pm_valid,
.prepare = mpc52xx_pm_prepare,
.enter = mpc52xx_pm_enter,
diff --git a/arch/powerpc/platforms/83xx/suspend.c b/arch/powerpc/platforms/83xx/suspend.c
index 75ae77f..fd4f2f2 100644
--- a/arch/powerpc/platforms/83xx/suspend.c
+++ b/arch/powerpc/platforms/83xx/suspend.c
@@ -311,7 +311,7 @@
return ret;
}
-static struct platform_suspend_ops mpc83xx_suspend_ops = {
+static const struct platform_suspend_ops mpc83xx_suspend_ops = {
.valid = mpc83xx_suspend_valid,
.begin = mpc83xx_suspend_begin,
.enter = mpc83xx_suspend_enter,
diff --git a/arch/powerpc/platforms/pseries/suspend.c b/arch/powerpc/platforms/pseries/suspend.c
index ed72098..a8ca289 100644
--- a/arch/powerpc/platforms/pseries/suspend.c
+++ b/arch/powerpc/platforms/pseries/suspend.c
@@ -153,7 +153,7 @@
.name = "power",
};
-static struct platform_suspend_ops pseries_suspend_ops = {
+static const struct platform_suspend_ops pseries_suspend_ops = {
.valid = suspend_valid_only_mem,
.begin = pseries_suspend_begin,
.prepare_late = pseries_prepare_late,
diff --git a/arch/powerpc/sysdev/fsl_pmc.c b/arch/powerpc/sysdev/fsl_pmc.c
index 44de855..e9381bf 100644
--- a/arch/powerpc/sysdev/fsl_pmc.c
+++ b/arch/powerpc/sysdev/fsl_pmc.c
@@ -53,7 +53,7 @@
return 1;
}
-static struct platform_suspend_ops pmc_suspend_ops = {
+static const struct platform_suspend_ops pmc_suspend_ops = {
.valid = pmc_suspend_valid,
.enter = pmc_suspend_enter,
};
diff --git a/arch/sh/boards/mach-hp6xx/pm.c b/arch/sh/boards/mach-hp6xx/pm.c
index 4499a37..adc9b4b 100644
--- a/arch/sh/boards/mach-hp6xx/pm.c
+++ b/arch/sh/boards/mach-hp6xx/pm.c
@@ -143,7 +143,7 @@
return 0;
}
-static struct platform_suspend_ops hp6x0_pm_ops = {
+static const struct platform_suspend_ops hp6x0_pm_ops = {
.enter = hp6x0_pm_enter,
.valid = suspend_valid_only_mem,
};
diff --git a/arch/sh/kernel/cpu/shmobile/pm.c b/arch/sh/kernel/cpu/shmobile/pm.c
index e559687..a6f95ae 100644
--- a/arch/sh/kernel/cpu/shmobile/pm.c
+++ b/arch/sh/kernel/cpu/shmobile/pm.c
@@ -141,7 +141,7 @@
return 0;
}
-static struct platform_suspend_ops sh_pm_ops = {
+static const struct platform_suspend_ops sh_pm_ops = {
.enter = sh_pm_enter,
.valid = suspend_valid_only_mem,
};
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 5149c9b..ba1caf7 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -319,7 +319,7 @@
}
}
-static struct platform_suspend_ops acpi_suspend_ops = {
+static const struct platform_suspend_ops acpi_suspend_ops = {
.valid = acpi_suspend_state_valid,
.begin = acpi_suspend_begin,
.prepare_late = acpi_pm_prepare,
@@ -347,7 +347,7 @@
* The following callbacks are used if the pre-ACPI 2.0 suspend ordering has
* been requested.
*/
-static struct platform_suspend_ops acpi_suspend_ops_old = {
+static const struct platform_suspend_ops acpi_suspend_ops_old = {
.valid = acpi_suspend_state_valid,
.begin = acpi_suspend_begin_old,
.prepare_late = acpi_pm_pre_suspend,
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index cd29c82..8b021eb 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -2257,7 +2257,7 @@
&& (pmac_call_feature(PMAC_FTR_SLEEP_STATE, NULL, 0, -1) >= 0);
}
-static struct platform_suspend_ops pmu_pm_ops = {
+static const struct platform_suspend_ops pmu_pm_ops = {
.enter = powerbook_sleep,
.valid = pmu_sleep_valid,
};
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index 40ead94..f45f3cc 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -122,7 +122,7 @@
* suspend_set_ops - set platform dependent suspend operations
* @ops: The new suspend operations to set.
*/
-extern void suspend_set_ops(struct platform_suspend_ops *ops);
+extern void suspend_set_ops(const struct platform_suspend_ops *ops);
extern int suspend_valid_only_mem(suspend_state_t state);
/**
@@ -147,7 +147,7 @@
#else /* !CONFIG_SUSPEND */
#define suspend_valid_only_mem NULL
-static inline void suspend_set_ops(struct platform_suspend_ops *ops) {}
+static inline void suspend_set_ops(const struct platform_suspend_ops *ops) {}
static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; }
#endif /* !CONFIG_SUSPEND */
diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c
index 7335952..80051bd 100644
--- a/kernel/power/suspend.c
+++ b/kernel/power/suspend.c
@@ -30,13 +30,13 @@
[PM_SUSPEND_MEM] = "mem",
};
-static struct platform_suspend_ops *suspend_ops;
+static const struct platform_suspend_ops *suspend_ops;
/**
* suspend_set_ops - Set the global suspend method table.
* @ops: Pointer to ops structure.
*/
-void suspend_set_ops(struct platform_suspend_ops *ops)
+void suspend_set_ops(const struct platform_suspend_ops *ops)
{
mutex_lock(&pm_mutex);
suspend_ops = ops;