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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Bartosz Golaszewski <bartosz.golaszewski@linaro.org>,
	linux-gpio@vger.kernel.org, linux-acpi@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: Mika Westerberg <westeri@kernel.org>,
	Linus Walleij <linus.walleij@linaro.org>,
	Bartosz Golaszewski <brgl@bgdev.pl>
Subject: [PATCH v2 0/6] gpiolib: acpi: Refactor to shrink the code by ~8%
Date: Thu,  3 Apr 2025 18:59:11 +0300	[thread overview]
Message-ID: <20250403160034.2680485-1-andriy.shevchenko@linux.intel.com> (raw)

A simple refactoring of the GPIO ACPI library parts to get an impressive
~8% code shrink on x86_64 and ~2% on x86_32. Also reduces a C code a bit.

add/remove: 0/2 grow/shrink: 0/5 up/down: 0/-1221 (-1221)
Function                                     old     new   delta
acpi_gpio_property_lookup                    425     414     -11
acpi_find_gpio.__UNIQUE_ID_ddebug478          56       -     -56
acpi_dev_gpio_irq_wake_get_by.__UNIQUE_ID_ddebug480      56       -     -56
acpi_find_gpio                               354     216    -138
acpi_get_gpiod_by_index                      462     307    -155
__acpi_find_gpio                             877     638    -239
acpi_dev_gpio_irq_wake_get_by                695     129    -566
Total: Before=15375, After=14154, chg -7.94%

In v2:
- renamed par to params (Mika, Bart)

Andy Shevchenko (6):
  gpiolib: acpi: Improve struct acpi_gpio_info memory footprint
  gpiolib: acpi: Remove index parameter from acpi_gpio_property_lookup()
  gpiolib: acpi: Reduce memory footprint for struct acpi_gpio_params
  gpiolib: acpi: Rename par to params for better readability
  gpiolib: acpi: Reuse struct acpi_gpio_params in struct
    acpi_gpio_lookup
  gpiolib: acpi: Deduplicate some code in __acpi_find_gpio()

 drivers/gpio/gpiolib-acpi.c   | 146 +++++++++++++++++-----------------
 include/linux/gpio/consumer.h |   2 +-
 2 files changed, 72 insertions(+), 76 deletions(-)

-- 
2.47.2


             reply	other threads:[~2025-04-03 16:00 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-03 15:59 Andy Shevchenko [this message]
2025-04-03 15:59 ` [PATCH v2 1/6] gpiolib: acpi: Improve struct acpi_gpio_info memory footprint Andy Shevchenko
2025-04-03 15:59 ` [PATCH v2 2/6] gpiolib: acpi: Remove index parameter from acpi_gpio_property_lookup() Andy Shevchenko
2025-04-03 15:59 ` [PATCH v2 3/6] gpiolib: acpi: Reduce memory footprint for struct acpi_gpio_params Andy Shevchenko
2025-04-03 15:59 ` [PATCH v2 4/6] gpiolib: acpi: Rename par to params for better readability Andy Shevchenko
2025-04-03 15:59 ` [PATCH v2 5/6] gpiolib: acpi: Reuse struct acpi_gpio_params in struct acpi_gpio_lookup Andy Shevchenko
2025-04-03 15:59 ` [PATCH v2 6/6] gpiolib: acpi: Deduplicate some code in __acpi_find_gpio() Andy Shevchenko
2025-04-08 20:09   ` Kees Bakker
2025-04-09  7:31     ` Andy Shevchenko
2025-04-04  4:43 ` [PATCH v2 0/6] gpiolib: acpi: Refactor to shrink the code by ~8% Mika Westerberg
2025-04-07  6:41   ` Andy Shevchenko
2025-04-04  8:38 ` Bartosz Golaszewski
2025-04-04 10:23   ` Andy Shevchenko

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