On 10/11/2023 2:57 AM, Marek Szyprowski wrote:
On 09.10.2023 22:41, Florian Fainelli wrote:On 10/6/23 07:41, Marek Szyprowski wrote:Add support for atomic transfers using polling mode with interrupts intentionally disabled to get rid of the warning introduced by commit 63b96983a5dd ("i2c: core: introduce callbacks for atomic transfers") during system reboot and power-off.Is there an existing system that you have access to which needs atomic transfer support, or is this a forward looking change?Frankly speaking I've observed the mentioned warning during system reboot on RaspberryPi4 with linux-next kernel compiled from multi_v7_defconfig. It looks that this driver is used by VC4 DRM for DDC. This issue doesn't look critical, but the fix seems to be trivial, thus my patch.
Makes sense, thanks for confirming this fixes an actual issue you have seen and providing a fix for it.
-- Florian
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