Messages in this thread | | | Date | Fri, 13 Oct 2017 21:04:15 +0200 | From | Wolfram Sang <> | Subject | Re: [PATCH v3] i2c: piix4: Disable completely the IMC during SMBUS_BLOCK_DATA |
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On Fri, Oct 13, 2017 at 09:03:26PM +0200, Wolfram Sang wrote: > On Tue, Oct 10, 2017 at 06:11:15PM +0200, Ricardo Ribalda Delgado wrote: > > SMBUS_BLOCK_DATA transactions might fail due to a race condition with > > the IMC (Integrated Micro Controller), even when the IMC semaphore > > is used. > > > > This bug has been reported and confirmed by AMD, who suggested as a > > solution an IMC firmware upgrade (obtained via BIOS update) and > > disabling the IMC during SMBUS_BLOCK_DATA transactions. > > > > Even without the IMC upgrade, the SMBUS is much more stable with this > > patch. > > > > Tested on a Bettong-alike board. > > > > Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> > > Applied to for-current, thanks!
But please mention the dependency next time.
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