From: "Marco Scardovi (scardracs)" <mscardovi95@gmail.com>
To: Linus Walleij <linusw@kernel.org>, Bartosz Golaszewski <brgl@kernel.org>
Cc: Mika Westerberg <westeri@kernel.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
linux-gpio@vger.kernel.org, linux-acpi@vger.kernel.org,
linux-kernel@vger.kernel.org,
"Marco Scardovi (scardracs)" <mscardovi95@gmail.com>
Subject: [PATCH 06/12] gpiolib: acpi: Expose core GPIO resource and OpRegion helpers
Date: Mon, 18 May 2026 09:53:51 +0200 [thread overview]
Message-ID: <20260518075357.112584-7-mscardovi95@gmail.com> (raw)
In-Reply-To: <20260518075357.112584-1-mscardovi95@gmail.com>
Assisted-by: Antigravity:gemini-3-flash
Signed-off-by: Marco Scardovi <mscardovi95@gmail.com>
---
drivers/gpio/gpiolib-acpi-core.c | 12 ++++++------
drivers/gpio/gpiolib-acpi.h | 8 ++++++++
2 files changed, 14 insertions(+), 6 deletions(-)
diff --git a/drivers/gpio/gpiolib-acpi-core.c b/drivers/gpio/gpiolib-acpi-core.c
index 7217ec5c7fae..afd76301c41f 100644
--- a/drivers/gpio/gpiolib-acpi-core.c
+++ b/drivers/gpio/gpiolib-acpi-core.c
@@ -272,10 +272,10 @@ static void acpi_gpio_set_debounce_timeout(struct gpio_desc *desc,
acpi_debounce, ret);
}
-static struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip,
- struct acpi_resource_gpio *agpio,
- unsigned int index,
- const char *label)
+struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip,
+ struct acpi_resource_gpio *agpio,
+ unsigned int index,
+ const char *label)
{
int polarity = GPIO_ACTIVE_HIGH;
enum gpiod_flags flags = acpi_gpio_to_gpiod_flags(agpio, polarity);
@@ -1169,7 +1169,7 @@ acpi_gpio_adr_space_handler(u32 function, acpi_physical_address address,
return status;
}
-static void acpi_gpiochip_request_regions(struct acpi_gpio_chip *achip)
+void acpi_gpiochip_request_regions(struct acpi_gpio_chip *achip)
{
struct gpio_chip *chip = achip->chip;
acpi_handle handle = ACPI_HANDLE(chip->parent);
@@ -1185,7 +1185,7 @@ static void acpi_gpiochip_request_regions(struct acpi_gpio_chip *achip)
"Failed to install GPIO OpRegion handler\n");
}
-static void acpi_gpiochip_free_regions(struct acpi_gpio_chip *achip)
+void acpi_gpiochip_free_regions(struct acpi_gpio_chip *achip)
{
struct gpio_chip *chip = achip->chip;
acpi_handle handle = ACPI_HANDLE(chip->parent);
diff --git a/drivers/gpio/gpiolib-acpi.h b/drivers/gpio/gpiolib-acpi.h
index bd857ead9dcc..6729da5a6fb7 100644
--- a/drivers/gpio/gpiolib-acpi.h
+++ b/drivers/gpio/gpiolib-acpi.h
@@ -55,6 +55,14 @@ struct acpi_gpio_chip {
struct list_head deferred_req_irqs_list_entry;
};
+struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip,
+ struct acpi_resource_gpio *agpio,
+ unsigned int index,
+ const char *label);
+
+void acpi_gpiochip_request_regions(struct acpi_gpio_chip *achip);
+void acpi_gpiochip_free_regions(struct acpi_gpio_chip *achip);
+
#ifdef CONFIG_ACPI
void acpi_gpiochip_add(struct gpio_chip *chip);
void acpi_gpiochip_remove(struct gpio_chip *chip);
--
2.54.0
next prev parent reply other threads:[~2026-05-18 7:54 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-18 7:53 [PATCH 00/12] gpiolib: acpi: Refactor, harden, and modularize ACPI GPIO support Marco Scardovi (scardracs)
2026-05-18 7:53 ` [PATCH 01/12] gpiolib: acpi: Use snprintf() for ACPI event name formatting Marco Scardovi (scardracs)
2026-05-18 8:07 ` Andy Shevchenko
2026-05-18 7:53 ` [PATCH 02/12] gpiolib: acpi: Modernize string parsing in quirks layer Marco Scardovi (scardracs)
2026-05-18 8:11 ` Andy Shevchenko
2026-05-18 7:53 ` [PATCH 03/12] gpiolib: acpi: Add robust bounds-checking for GPIO pin resources Marco Scardovi (scardracs)
2026-05-18 10:33 ` Mika Westerberg
2026-05-19 7:00 ` [PATCH v2 0/2] gpiolib: acpi: Add bounds-checking and fix leak in OpRegion Marco Scardovi (scardracs)
2026-05-19 7:00 ` [PATCH 1/2] gpiolib: acpi: Add robust bounds-checking for GPIO pin resources Marco Scardovi (scardracs)
2026-05-19 7:25 ` Andy Shevchenko
2026-05-19 7:00 ` [PATCH 2/2] gpiolib: acpi: Fix resource leak in OpRegion cleanup path Marco Scardovi (scardracs)
2026-05-19 8:28 ` Andy Shevchenko
2026-05-20 7:45 ` [PATCH v3 0/2] gpiolib: acpi: Fix bounds-checking and connection leak Marco Scardovi (scardracs)
2026-05-20 7:45 ` [PATCH v3 1/2] gpiolib: acpi: Add robust bounds-checking for GPIO pin resources Marco Scardovi (scardracs)
2026-06-02 7:34 ` Andy Shevchenko
2026-05-20 7:45 ` [PATCH v3 2/2] Fixes: gpiolib: acpi: resource leak in OpRegion Marco Scardovi (scardracs)
2026-06-02 7:45 ` Andy Shevchenko
2026-06-02 7:47 ` [PATCH v3 0/2] gpiolib: acpi: Fix bounds-checking and connection leak Andy Shevchenko
2026-05-18 7:53 ` [PATCH 04/12] gpiolib: acpi: Fix resource leak in OpRegion cleanup path Marco Scardovi (scardracs)
2026-05-18 7:53 ` [PATCH 05/12] gpiolib: acpi: Declare shared structures in gpiolib-acpi.h Marco Scardovi (scardracs)
2026-05-18 8:21 ` Andy Shevchenko
2026-05-18 7:53 ` Marco Scardovi (scardracs) [this message]
2026-05-18 7:53 ` [PATCH 07/12] gpiolib: acpi: Add dedicated Operation Region module Marco Scardovi (scardracs)
2026-05-18 7:53 ` [PATCH 08/12] gpiolib: acpi: Divert OpRegion registration callbacks from core Marco Scardovi (scardracs)
2026-05-18 7:53 ` [PATCH 09/12] gpiolib: acpi: Remove unused static address space emulation " Marco Scardovi (scardracs)
2026-05-18 7:53 ` [PATCH 10/12] gpiolib: acpi: Declare shared event helpers in gpiolib-acpi.h Marco Scardovi (scardracs)
2026-05-18 7:53 ` [PATCH 11/12] gpiolib: acpi: Add dedicated ACPI GPIO events module Marco Scardovi (scardracs)
2026-05-18 7:53 ` [PATCH 12/12] gpiolib: acpi: Decouple Event and Interrupt handling from core Marco Scardovi (scardracs)
2026-05-18 8:19 ` [PATCH 00/12] gpiolib: acpi: Refactor, harden, and modularize ACPI GPIO support Andy Shevchenko
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