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path: root/drivers/gpio/gpio-tangier.c
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2024-12-02module: Convert symbol namespace to string literalPeter Zijlstra
Clean up the existing export namespace code along the same lines of commit 33def8498fdd ("treewide: Convert macro and uses of __section(foo) to __section("foo")") and for the same reason, it is not desired for the namespace argument to be a macro expansion itself. Scripted using git grep -l -e MODULE_IMPORT_NS -e EXPORT_SYMBOL_NS | while read file; do awk -i inplace ' /^#define EXPORT_SYMBOL_NS/ { gsub(/__stringify\(ns\)/, "ns"); print; next; } /^#define MODULE_IMPORT_NS/ { gsub(/__stringify\(ns\)/, "ns"); print; next; } /MODULE_IMPORT_NS/ { $0 = gensub(/MODULE_IMPORT_NS\(([^)]*)\)/, "MODULE_IMPORT_NS(\"\\1\")", "g"); } /EXPORT_SYMBOL_NS/ { if ($0 ~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+),/) { if ($0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/ && $0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(\)/ && $0 !~ /^my/) { getline line; gsub(/[[:space:]]*\\$/, ""); gsub(/[[:space:]]/, "", line); $0 = $0 " " line; } $0 = gensub(/(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/, "\\1(\\2, \"\\3\")", "g"); } } { print }' $file; done Requested-by: Masahiro Yamada <masahiroy@kernel.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://mail.google.com/mail/u/2/#inbox/FMfcgzQXKWgMmjdFwwdsfgxzKpVHWPlc Acked-by: Greg KH <gregkh@linuxfoundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2024-04-12gpio: tangier: Use correct type for the IRQ chip dataAndy Shevchenko
IRQ chip data contains a pointer to the GPIO chip. Luckily we have the pointers the same, but strictly speaking it's not guaranteed. Even though, still better to fix this. Fixes: ccf6fd6dcc86 ("gpio: merrifield: Introduce GPIO driver to support Merrifield") Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2023-11-20gpio: tangier: simplify locking using cleanup helpersRaag Jadav
Use lock guards from cleanup.h to simplify locking. Signed-off-by: Raag Jadav <raag.jadav@intel.com> Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2023-11-13gpio: tangier: unexport suspend/resume handlesRaag Jadav
Unexport suspend/resume handles for the lack of external users and while at it, make them static, so that they can be discarded by the compiler if not used (CONFIG_PM_SLEEP=n). Signed-off-by: Raag Jadav <raag.jadav@intel.com> Link: https://lore.kernel.org/r/20231113131600.10828-4-raag.jadav@intel.com Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2023-11-13gpio: tangier: use EXPORT_NS_GPL_SIMPLE_DEV_PM_OPS() helperRaag Jadav
Use EXPORT_NS_GPL_SIMPLE_DEV_PM_OPS() helper to export pm_ops to GPIO_TANGIER namespace, so that they can be reused. Signed-off-by: Raag Jadav <raag.jadav@intel.com> Link: https://lore.kernel.org/r/20231113131600.10828-2-raag.jadav@intel.com Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2023-05-23gpio: tangier: calculate number of ctx using temporary variableRaag Jadav
Utilize a temporary variable to calculate number of ctx from ngpio inside ->probe() implementation. While at it, include math.h for using DIV_ROUND_UP(). Signed-off-by: Raag Jadav <raag.jadav@intel.com> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
2023-03-06gpio: tangier: Introduce Intel Tangier GPIO driverPandith N
Intel Elkhart Lake and Merrifield platforms have same GPIO IP. Intel Tangier implements the common GPIO functionalities for both Elkhart Lake and Merrifield platforms. Signed-off-by: Pandith N <pandith.n@intel.com> Co-developed-by: Raag Jadav <raag.jadav@intel.com> Signed-off-by: Raag Jadav <raag.jadav@intel.com> Co-developed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>