summaryrefslogtreecommitdiff
path: root/drivers/fpga/fpga.c
diff options
context:
space:
mode:
authorJonas Karlman <jonas@kwiboo.se>2024-05-10 19:35:51 +0000
committerTom Rini <trini@konsulko.com>2024-05-17 12:52:15 -0600
commit31cf22099bc3243ba2779d55fba0282bbcf29ddf (patch)
tree8eeb7e2664ad661476f4609e663f7e51df715d90 /drivers/fpga/fpga.c
parenta10e08a9a3cb85a2e797b8e0683da9049f8792f8 (diff)
pinctrl: Fix pinctrl_gpio_get_pinctrl_and_offset()
Linux kernel Documentation/devicetree/bindings/gpio/gpio.txt define the format of the gpio-ranges prop as: The format is: <[pin controller phandle], [GPIO controller offset], [pin controller offset], [number of pins]>; Example: gpio-ranges = <&foo 0 20 10>, <&bar 10 50 20>; This means: - pins 20..29 on pin controller "foo" is mapped to GPIO line 0..9 and - pins 50..69 on pin controller "bar" is mapped to GPIO line 10..29 For this example, a call to pinctrl_gpio_get_pinctrl_and_offset() using offset 10 incorrectly return pin controller "foo" instead of "bar". Fix this by using an exclusive range check. Fixes: d0bb00adccb8 ("pinctrl: fix pinctrl_gpio_get_pinctrl_and_offset for gpio-ranges array") Signed-off-by: Jonas Karlman <jonas@kwiboo.se> Reviewed-by: Quanyang Wang <quanyang.wang@windriver.com>
Diffstat (limited to 'drivers/fpga/fpga.c')
0 files changed, 0 insertions, 0 deletions