Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-31 Thread Igor Stoppa
Hi, ext Arve Hjønnevåg wrote: It sounded like you were suggesting that initiating suspend from idle would somehow avoid the race condition with wakeup events. All I'm saying is that you would need to block suspend in all the same places. If you don't care about ignoring wakeup events, then sure

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-30 Thread Igor Stoppa
ext Felipe Contreras wrote: I think this information can be obtained dynamically while the application is running, yes, that was the idea and perhaps the limits can be stored. It would be pretty difficult for the applications to give this kind of information because there are so many variab

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-28 Thread Igor Stoppa
ext Alan Cox wrote: Be that as it may the question of how you manage a naughty app is a good one. Historically we've managed them for network abuse, memory abuse, cpu use abuse, access rights, but not yet power. Whether that looks like setrlimit(pid, LIMIT_CHARGE, 150mWH); or

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-28 Thread Igor Stoppa
ext ty...@mit.edu wrote: Linus will disagree with you there. Linus *has* merged code on the basis that it is shipping in distributions, regardless of the fact that some developers objected to it. Sometimes "perfect" should not be the enemy of "good enough" shipping code. "good enough" is

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-28 Thread Igor Stoppa
ext Brian Swetland wrote: How is it flawed? Serious question. I would avoid repeating all the good arguments given so far, but to make it short: * I believe runtime PM is a much better starting point (at least for the type of HW targeted at mobile devices) because it mimics an always-o

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-28 Thread Igor Stoppa
ext Brian Swetland wrote: At a certain point, if one side of the argument is using "N900 / OMAP3 works just fine as is" (which has certainly been the case stated by a number of folks throughout these discussions), I think it's a little unrealistic to express shock that somebody argues the opposi

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-28 Thread Igor Stoppa
ext Theodore Tso wrote: Well, yes, if the company strategy is to have a walled garden ala the Apple iPhone App store, life is much simpler. No, the strategy is to try to merge commercial and community needs. We do support signed repositories. The community has control on the public one.

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-28 Thread Igor Stoppa
ext Theodore Tso wrote: I've seen very hard to debug situations with Maemo where users are essentially asked to uninstall all their applications, and then install them back one at a time, waiting several hours between each install for a charge/discharge cycle, to figure out which application

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-28 Thread Igor Stoppa
ext Matthew Garrett wrote: On Fri, May 28, 2010 at 10:37:13AM +0100, Alan Cox wrote: The other vendors appear to be managing nicely without magic blockers. I conjecture therefore there are other solutions. Actually, no. A badly behaved application will kill the N900's battery life.

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-27 Thread Igor Stoppa
ext Florian Mickler wrote: Converting a driver to using any constraint-API would require analysing what makes a driver refuse suspending in the old suspend handler and then specify any "no suspend" (or whatever) constraint before those conditions arise and clearing of the constraints when it is

Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

2010-05-27 Thread Igor Stoppa
ext Florian Mickler wrote: Converting a driver to using any constraint-API would require analysing what makes a driver refuse suspending in the old suspend handler and then specify any "no suspend" (or whatever) constraint before those conditions arise and clearing of the constraints when it is

Re: controlling CPU speed on N800/N810

2009-04-04 Thread Igor Stoppa
Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html

Re: Beagle PM hangs

2009-01-31 Thread Igor Stoppa
ice might be stable all the time but its life be more than halved. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majord...@vger.kernel.org More

Re: Nokia Internet Tablets

2008-12-22 Thread Igor Stoppa
#x27;d need to > change BME I suppose, which you can't :-s I think there was the intention to provide BME still i nbinary form but make it available to the community and have somebody from nokia to recompile it when needed. Far from optimal but at least something. -- Cheers, Igor --- Igo

Re: Bug in linux omap clock framework?

2008-12-09 Thread Igor Stoppa
here also. Just a thought: wouldn't this feature be required in basically every similar case? And if yes, wouldn't it be better to embed it into clk_enable() so that the driver code doesn't have to address it explicitly and can be more easily shared across different OMAP architectu

RE: [PATCH 0/3] OMAP: PM: enable UART clock disabling when idle

2008-11-30 Thread Igor Stoppa
On Sat, 2008-11-29 at 21:35 -0600, ext Woodruff, Richard wrote: > > From: Igor Stoppa [mailto:[EMAIL PROTECTED] > > Sent: Saturday, November 29, 2008 10:07 AM > > > On Sat, 2008-11-29 at 07:55 -0600, ext Woodruff, Richard wrote: > > > > > Not unless you use s

RE: [PATCH 0/3] OMAP: PM: enable UART clock disabling when idle

2008-11-29 Thread Igor Stoppa
On Sat, 2008-11-29 at 07:55 -0600, ext Woodruff, Richard wrote: > Not unless you use some kind of flow control or protocol retransmits. What about bitbanging the entire first character? -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe fr

Re: [PATCH 1/3] clk: introduce omap_clk_associate

2008-10-14 Thread Igor Stoppa
On Tue, 2008-10-14 at 13:59 -0700, ext Tony Lindgren wrote: > And that we can use same naming in the driver no matter which omap :) Wasn't that one of the main features of the clock FW, when it was designed? -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - He

RE: OMAP support in mainline?

2008-09-19 Thread Igor Stoppa
g merged in pm-0, which justify its existence, are coming from omapzoom. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html

RE: OMAP support in mainline?

2008-09-18 Thread Igor Stoppa
bugging and fixing the issue was more important than the source > of the fix !!! YES! You have precisely exposed the problem with TI. It could not have been formulated in a better way. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe fro

Re: Pin mux utility?

2008-08-29 Thread Igor Stoppa
it, but only for 1 OP and the setting can get lost the first time another OP is selected). Imho the bootloader should just do what the name suggests: load the kernel and boot it. In as minimal configuration as possible. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - H

Re: linux on OMAP 2420 in Nokia N95?

2008-08-26 Thread Igor Stoppa
e High Security variant and succeding in flashing the image means that one has a valid signign key. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [E

RE: cool gadget

2008-08-23 Thread Igor Stoppa
y i also grabbed the plus module - and the symbolic math was a real killer application the emulator runs a bit sluggishly on the n810, albeit the size is more compelling - i can only hope that on omap3 the speed will be comparable/faster than on the original. -- Cheers, Igor --- Igor Stopp

Re: cool gadget

2008-08-22 Thread Igor Stoppa
On Fri, 2008-08-22 at 09:48 -0500, ext Woodruff, Richard wrote: > http://www.linuxdevices.com/news/NS8246055816.html Yes, cool, but this one http://www.speaknspell.co.uk/speaknspell.html wins hands down :-D -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsink

Re: getnstimeofday() and suspend

2008-08-15 Thread Igor Stoppa
spension is. The 32kHz alone is not a good generic solution since it overflows after a couple of days. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message

RE: getnstimeofday() and suspend

2008-08-15 Thread Igor Stoppa
ccuracy (RTC accuracy is only 1 second.) What about using the RTC for getting the base time and the 32kHz for the extended granularity? So one would use the RTC as ususal and then calculate the (less than 1s) offset. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D

Re: omap24xx is broken in current head

2008-08-10 Thread Igor Stoppa
since it's the only one approved by our system performance team. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [EMAIL PROTECTED] More majordom

Re: [PATCH 0/3] Implement powerdomain off on state counters

2008-08-05 Thread Igor Stoppa
way on OMAP? Whatever survives this process has probably better chances to result interesting to other people. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html

RE: [PATCH] Added support for OMAP35x processor series

2008-08-05 Thread Igor Stoppa
cessor. Same for SGX. Why can't the detection happen at runtime? > Enabling NEON is support iby default is just based on the number of requests > I have been getting > from various users. Huh? -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki

Re: USB driver issue

2008-08-02 Thread Igor Stoppa
u label the kernel as old ... but may be in future it > will change. If you want a viable solution that avoids you headaches with kernel version, put your efforts with your 3rd party vendor so that the driver gets properly integrated into mainline. Or just change the vendor if you can. -- Ch

RE: USB driver issue

2008-07-30 Thread Igor Stoppa
but that doesn't imply that others have to follow that model. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html

RE: FW: [PATCH 00/05] 34XX cpu idle patches - core off

2008-06-30 Thread Igor Stoppa
Hi, On Mon, 2008-06-30 at 07:45 -0500, ext Woodruff, Richard wrote: > For things like bluetooth or other the protocol should re-transmit. That's avoided with an out of band irq. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe fr

RE: [PATCH 1/7] 34XX: PM: Workaround to build omap hsmmc as a module

2008-06-25 Thread Igor Stoppa
OMAP version and uses the appropriate register addresses. The bootloader can pass the board type as option. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of

RE: [PATCH 1/7] 34XX: PM: Workaround to build omap hsmmc as a module

2008-06-25 Thread Igor Stoppa
evelop sw for the real HW. Modules don't harm SDP only users but help those involved in product creation. -- Cheers, Igor --- Igor Stoppa Maemo Software - Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of

Re: [PATCH 5/5] ARM: OMAP: remove unnecessary locking in clk_get_rate()

2008-06-04 Thread Igor Stoppa
traints set by clock users. Does this make sense? -- Cheers, Igor --- Igor Stoppa Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html

Re: [PATCH] Fix n800 build - Remove kernel config conditional declaration of TSC2005 device config structures

2008-05-25 Thread Igor Stoppa
ts and executes them regardless of the respective driver being enabled. The bootrom also does initialize the UART. -- Cheers, Igor --- Igor Stoppa Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [EMAIL

Re: MMC/SD cards hotplug scenario

2008-05-22 Thread Igor Stoppa
arning and tell the user to be nice and close back the lid: UI designers prefer such approach. Just my 2 cents. -- Cheers, Igor --- Igor Stoppa Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [E

Re: [PATCH 3/3] CBUS: Make retu watchdog behave like a standard Linux watchdog

2008-05-12 Thread Igor Stoppa
th wds if fail, retu powers down That was the original idea in 770 times and i still like it. To conclude, i'd see inkernel kicking more as a debugging feature while one is hacking at the kernel than a desirable quality of a stable kernel. -- Cheers, Igor --- Igor Stoppa Nokia Devices R&

Re: Android on N810 File System Problem

2008-04-27 Thread Igor Stoppa
e FW: that could compromise the execution of system services. It would be probably good to check if any "obsolete interface" option has to be enabled when configuring the new kernel. -- Cheers, Igor --- Igor Stoppa Next Generation Software Nokia Devices R&D - Helsinki -- To unsubs

Re: linux-omap vs N810

2008-04-27 Thread Igor Stoppa
; get debugging output. What would you recommend? Do you have it in RD mode with no-lifeguard-reboots (check flasher options)? If it's a reboot performed by the sw watchdog because some component is crashing too many times, you could get a bit further in the boot sequence, maybe to the point

Re: Android on N810 File System Problem

2008-04-25 Thread Igor Stoppa
On Fri, 2008-04-25 at 21:52 +0300, ext Felipe Balbi wrote: > On Fri, Apr 25, 2008 at 09:31:42PM +0300, Igor Stoppa wrote: > > > You forget power management. It should partially be redone together with > > the omap3 work, but stuff like DVFS has a quite different implementat

Re: Android on N810 File System Problem

2008-04-25 Thread Igor Stoppa
e used as mobile platform I think it's not an option to use the current l-o. Hopefully it will be in the future. -- Cheers, Igor --- Igor Stoppa Next Generation Software Nokia Devices R&D - Helsinki -- To unsubscribe from this list: send the line "unsubscribe linux-omap"

Re: [PATCH 0/5] Updates on mcbsp driver

2008-04-24 Thread Igor Stoppa
are wellcome. > > checkpatch doesn't complain, although i didn't really test it. However I'd prefer see this patchset being merged with [RFC/PATCH 1/1] McBSP support for 2430/34XX and only later considered for integration. -- Cheers, Igor --- Igor Stoppa Next Genera

Re: [PATCH 1/2] ARM: OMAP: CLKFW: Initial debugfs support for omap clock framework

2008-04-18 Thread Igor Stoppa
Hi Paul, On Thu, 2008-04-17 at 14:47 -0600, ext Paul Walmsley wrote: > Hello Igor, > > On Thu, 17 Apr 2008, Igor Stoppa wrote: > > > On Thu, 2008-04-17 at 13:44 -0600, ext Paul Walmsley wrote: > > > > > True, but if we can do a debugfs implementation first, then

Re: [PATCH 1/2] ARM: OMAP: CLKFW: Initial debugfs support for omap clock framework

2008-04-17 Thread Igor Stoppa
y :-) ] That also sounds akward at best: cpufreq (or similar) is much better suited for this sort of activity; userspace governor would be the userspace controller you refer to, but it is far from being optimal. Userspace should limit itself to changing policies. -- Cheers, Igor --- Igor Stoppa

Re: Power Management on OMAP2

2008-04-04 Thread Igor Stoppa
t GIT tree? > > Thanks in advance, You could start checking the recent patches for omap3 since they are actually covering more than 3430 and can be leveraged for omap2 as well. -- Cheers, Igor --- Igor Stoppa Next Generation Software Nokia Devices R&D - Helsinki -- To unsub