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Message-Id: <20250610-gpio-sysfs-chip-export-v1-15-a8c7aa4478b1@linaro.org>
Date: Tue, 10 Jun 2025 16:38:30 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Ahmad Fatoum <a.fatoum@...gutronix.de>,
Kent Gibson <warthog618@...il.com>,
Jan Lübbe <jlu@...gutronix.de>,
Marek Vasut <marex@...x.de>, Geert Uytterhoeven <geert+renesas@...der.be>,
Linus Walleij <linus.walleij@...aro.org>,
Bartosz Golaszewski <brgl@...ev.pl>
Cc: linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: [PATCH RFC/RFT 15/15] gpio: TODO: remove the task for the sysfs
rework
From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Remove the completed task tracking the rework of the sysfs interface.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
---
drivers/gpio/TODO | 13 -------------
1 file changed, 13 deletions(-)
diff --git a/drivers/gpio/TODO b/drivers/gpio/TODO
index 4a8b349f2483a91883c74b07a43efb1462dbd377..97024925f14ab92b311741b0b7944acbddcf5c4b 100644
--- a/drivers/gpio/TODO
+++ b/drivers/gpio/TODO
@@ -183,19 +183,6 @@ remove the old ones and finally rename the new ones back to the old names.
-------------------------------------------------------------------------------
-Extend the sysfs ABI to allow exporting lines by their HW offsets
-
-The need to support the sysfs GPIO class is one of the main obstacles to
-removing the global GPIO numberspace from the kernel. In order to wean users
-off using global numbers from user-space, extend the existing interface with
-new per-gpiochip export/unexport attributes that allow to refer to GPIOs using
-their hardware offsets within the chip.
-
-Encourage users to switch to using them and eventually remove the existing
-global export/unexport attribues.
-
--------------------------------------------------------------------------------
-
Remove GPIOD_FLAGS_BIT_NONEXCLUSIVE
GPIOs in the linux kernel are meant to be an exclusive resource. This means
--
2.48.1
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