> -----Original Message----- > From: Paul Walmsley [mailto:paul@xxxxxxxxx] > Sent: Thursday, March 10, 2011 8:15 PM > To: Santosh Shilimkar > Cc: Benoit Cousson; Rajendra Nayak; linux-omap@xxxxxxxxxxxxxxx; > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; Kevin Hilman > Subject: RE: [PATCH] OMAP4: hwmod: Disable hardware-controlled idle > for GPT1 > > On Thu, 10 Mar 2011, Santosh Shilimkar wrote: > > > We continued further debug on the static dependency issues with > > OMAP4 PM series. > > So far from the findings what I have, this timer patch is actually > not > > needed and can be dropped. Infact the patch is not really > effective > > because current timer driver(not hwmod adapted yet) puts timer1 > > in smart idle again. > > > > There is another static dep. just like MPUSS<-->EMIF seems to > create > > an issue. The lock-up is not very consistently reproducible so > it's > > very easy to get miss-leading results. Timer patch was one of > those > > observations. With or without timer patch I can reproduce the hang > > with long duration test. > > > > Will keep narrowing down the next offending static dependency but > > in mean time I suggest you to drop this patch. > > Okay, dropped. > Managed to narrow down the issue with below two offender. 1) MPUSS <--> MEMIF_STATDEP 2) MPUSS <--> L3_1_STATDEP If we keep both of these static deps, then I don't see any issues. Will give a overnight run to check the stability. Will update the below patch to include L3_1 CD and repost the same. https://patchwork.kernel.org/patch/620351/ Regards Santosh -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
