platform/x86: dell-laptop: Allocate buffer on heap rather than globally

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There is no longer a need for the buffer to be defined in
first 4GB physical address space.

Furthermore there may be race conditions with multiple different functions
working on a module wide buffer causing incorrect results.

Fixes: 549b4930f0
Suggested-by: Pali Rohar <pali.rohar@gmail.com>
Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

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Mario Limonciello 2018-01-31 11:47:35 -06:00 • committed by Andy Shevchenko

parent 941691ef21

commit 9862b43624

1 changed files with 103 additions and 85 deletions

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drivers/platform/x86/dell-laptop.c

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