Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
platform/x86: dell-pc: Use non-atomic bitmap operations
The choices bitmap belongs only to this thread, therefore we can use the
non-atomic version of set_bit().
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Link: https://lore.kernel.org/r/20250411-dell-faux-v1-2-ea1f1c929b7e@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
authored by
Kurt Borja
and committed by
Ilpo Järvinen
48e21e02
4630b99d
+5
-4
+5
-4
drivers/platform/x86/dell/dell-pc.c
+5
-4
drivers/platform/x86/dell/dell-pc.c
···
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/bitfield.h>
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+
#include <linux/bitops.h>
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#include <linux/bits.h>
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#include <linux/dmi.h>
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#include <linux/err.h>
···
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static int thermal_platform_profile_probe(void *drvdata, unsigned long *choices)
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{
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if (supported_modes & DELL_QUIET)
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set_bit(PLATFORM_PROFILE_QUIET, choices);
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__set_bit(PLATFORM_PROFILE_QUIET, choices);
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if (supported_modes & DELL_COOL_BOTTOM)
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set_bit(PLATFORM_PROFILE_COOL, choices);
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__set_bit(PLATFORM_PROFILE_COOL, choices);
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if (supported_modes & DELL_BALANCED)
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set_bit(PLATFORM_PROFILE_BALANCED, choices);
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__set_bit(PLATFORM_PROFILE_BALANCED, choices);
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if (supported_modes & DELL_PERFORMANCE)
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set_bit(PLATFORM_PROFILE_PERFORMANCE, choices);
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__set_bit(PLATFORM_PROFILE_PERFORMANCE, choices);
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return 0;
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}