Re: [PATCH 7.1 326/438] i2c: designware: defer probe if child GpioInt controllers are not bound
Greg Kroah-Hartman <[email protected]>
| Newsgroups | dev.linux.lists.patches,org.kernel.vger.stable |
|---|---|
| Message-ID | <2026080830-shaping-retainer-c970@gregkh> |
On Sat, Aug 08, 2026 at 11:05:09AM +0200, Thorsten Leemhuis wrote: > On 8/7/26 16:38, Greg Kroah-Hartman wrote: > > 7.1-stable review patch. If anyone has any objections, please let me know. > > > > ------------------ > > > > From: Hardik Prakash <[email protected]> > > > > commit 0a4bb2abc3e56d7be6e69b050c88ba52c87e22bf upstream. > > > > I2C controllers may have child devices with GpioInt resources that > > depend on GPIO controllers being fully initialized. If the I2C > > controller probes and enumerates children before the referenced GPIO > > controller has completed probe, GPIO interrupts may not be properly > > configured, leading to device failures.> [...] > > Hi Greg, just noticed yesterday with mainline that this change broke the > touchpad of my ThinkPad T14s Gen 4 (AMD), so you might want to consider > not backporting it for now: > https://lore.kernel.org/all/[email protected]/ Now dropped, thanks. greg k-h