On 03/04, Archit Taneja wrote: > Currently, a RCG's M/N counter (used for fraction division) is set to either > 'bypass' (counter disabled) or 'dual edge' (counter enabled) based on whether > the corresponding rcg struct has a mnd field specified and a non-zero N. > > In the case where M and N are the same value, the M/N counter is still enabled > by code even though no division takes place. Leaving the RCG in such a state > can result in improper behavior. This was observed with the DSI pixel clock > RCG > when M and N were both set to 1. > > Add an additional check (M != N) to enable the M/N counter only when it's > needed > for fraction division. > > Signed-off-by: Archit Taneja <arch...@codeaurora.org> > ---
I'm going to queue this up for 4.1 given that this isn't a new regression. But I'll tag it for stable so that we get it into all the stable trees. -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
