I reverted the commit for noble because it does not compile:
/build/noble/drivers/platform/x86/dell/dell-uart-backlight.c: In function
'dell_uart_startup':
/build/noble/drivers/platform/x86/dell/dell-uart-backlight.c:403:20: error:
assignment to 'int (*)(struct tty_struct *, const unsigned char *, int)' from
incompatible pointer type 'ssize_t (*)(struct tty_struct *, const u8 *,
size_t)' {aka 'long int (*)(struct tty_struct *, const unsigned char *, long
unsigned int)'} [-Werror=incompatible-pointer-types]
403 | uart_write = tty->driver->ops->write;
| ^
** Changed in: linux (Ubuntu Noble)
Status: Fix Committed => Deferred
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https://bugs.launchpad.net/bugs/2083800
Title:
Dell AIO backlight is not working, dell_uart_backlight module is
missing
Status in HWE Next:
New
Status in linux package in Ubuntu:
Fix Released
Status in linux-oem-6.11 package in Ubuntu:
Invalid
Status in linux-oem-6.14 package in Ubuntu:
Invalid
Status in linux source package in Noble:
Deferred
Status in linux-oem-6.11 source package in Noble:
Fix Released
Status in linux-oem-6.14 source package in Noble:
Fix Released
Status in linux-oem-6.11 source package in Oracular:
Invalid
Status in linux-oem-6.14 source package in Oracular:
Invalid
Status in linux source package in Plucky:
Fix Committed
Status in linux-oem-6.11 source package in Plucky:
Invalid
Status in linux-oem-6.14 source package in Plucky:
Invalid
Status in linux source package in Questing:
Fix Released
Status in linux-oem-6.11 source package in Questing:
Invalid
Status in linux-oem-6.14 source package in Questing:
Invalid
Bug description:
[Impact]
Dell AIO backlight need dell_uart_backlight module, but
CONFIG_DELL_UART_BACKLIGHT is not enabled on 6.8 and 6.11 kernels.
[Fix]
Enable the option in the kernel config
[Test Case]
1. Boot Dell AIO machine to desktop
2. The backlight should be controlled through hotkey and/or GUI
[Where problems could occur]
No regression.
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