From: Tomi Valkeinen <tomi.valkeinen@ti.com>
To: "Hiremath, Vaibhav" <hvaibhav@ti.com>
Cc: "K, Mythri P" <mythripk@ti.com>,
Stephan Raue <mailinglists@openelec.tv>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>
Subject: RE: [PATCH v5 00/10] OMAP4 : DSS2 : HDMI support on OMAP4
Date: Wed, 16 Mar 2011 12:15:14 +0530 [thread overview]
Message-ID: <1300257914.1917.25.camel@lappyti> (raw)
In-Reply-To: <19F8576C6E063C45BE387C64729E739404E1F530B8@dbde02.ent.ti.com>
On Mon, 2011-03-14 at 04:35 -0500, Hiremath, Vaibhav wrote:
> > -----Original Message-----
> > From: Valkeinen, Tomi
> > Sent: Monday, March 14, 2011 2:55 PM
> > To: Hiremath, Vaibhav
> > Cc: K, Mythri P; Stephan Raue; linux-omap@vger.kernel.org
> > Subject: RE: [PATCH v5 00/10] OMAP4 : DSS2 : HDMI support on OMAP4
<snip>
> > > Personally I don't know any platform is implementing this function OR
> > how one should make use of it. I remember last time we had similar
> > discussion and the comment came was, restore only required in case of off
> > mode. I feel, this is not applicable here, since irrespective of
> > retention/inactive/off mode if driver is disabling clock for the
> > peripheral we must restore the context.
> >
> > I don't know about OMAP4, but on OMAP3 the register contents are only
> > lost when DSS goes to OFF mode. If you just turn off the clocks and OFF
> > mode is not enabled in the PM, context restore is not needed. I am not
> > sure of the current status of OFF mode in the mainline kernel.
> >
> > However, for some reason DSS works fine on my Overo board. I would
> > imagine that it would break also if OFF is enabled for all omap
> > boards...
> >
> > As for get_last_off_on_transaction_id(), it seems to be called
> > get_context_loss_count() in the mainline kernel and returns u32, not
> > int. I haven't tested it, but get_last_off_on_transaction_id pointer in
> > the dss platform data should be set to get_context_loss_count in the
> > board file (or in arch/arm/plat-omap/display.c if using the dss2 tree).
> >
> [Hiremath, Vaibhav] Let me try this out.
Did you have time to test this?
Tomi
next prev parent reply other threads:[~2011-03-16 6:45 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-10 10:44 [PATCH v5 00/10] OMAP4 : DSS2 : HDMI support on OMAP4 Mythri P K
2011-03-10 10:44 ` [PATCH v5 01/10] OMAP4 : DSS2 : Add display type HDMI to DSS2 Mythri P K
2011-03-10 10:44 ` [PATCH v5 02/10] OMAP4 : DSS2 : HDMI: Select between HDMI VENC clock source Mythri P K
2011-03-10 10:44 ` [PATCH v5 03/10] OMAP4 : DSS2 : HDMI: Dispc gamma enable set/reset function for TV Mythri P K
2011-03-10 10:44 ` [PATCH v5 04/10] OMAP4 : DSS2 : HDMI: HDMI driver header file addition Mythri P K
2011-03-10 10:44 ` [PATCH v5 05/10] OMAP4 : DSS2 : HDMI: HDMI driver addition in the DSS Mythri P K
2011-03-10 10:44 ` [PATCH v5 06/10] OMAP4 : DSS2 : HDMI: HDMI panel " Mythri P K
2011-03-10 10:44 ` [PATCH v5 07/10] OMAP4 : DSS2 : HDMI: Add makefile and kconfig changes to enable HDMI in OMAP4 Mythri P K
2011-03-10 10:44 ` [PATCH v5 08/10] OMAP4 : DSS : HDMI: Call to HDMI module init to register driver Mythri P K
2011-03-10 10:44 ` [PATCH v5 09/10] OMAP4 : HDMI : Add HDMI structure in the board file for OMAP4 SDP Mythri P K
2011-03-10 10:44 ` [PATCH v5 10/10] OMAP4 : HDMI : Add HDMI structure in the board file for OMAP4 PANDA Mythri P K
2011-03-15 4:23 ` Tomi Valkeinen
2011-03-15 14:47 ` John S
2011-03-10 14:04 ` [PATCH v5 08/10] OMAP4 : DSS : HDMI: Call to HDMI module init to register driver Tomi Valkeinen
2011-03-10 13:59 ` [PATCH v5 07/10] OMAP4 : DSS2 : HDMI: Add makefile and kconfig changes to enable HDMI in OMAP4 Tomi Valkeinen
2011-03-10 13:58 ` [PATCH v5 05/10] OMAP4 : DSS2 : HDMI: HDMI driver addition in the DSS Tomi Valkeinen
2011-03-10 13:52 ` [PATCH v5 03/10] OMAP4 : DSS2 : HDMI: Dispc gamma enable set/reset function for TV Tomi Valkeinen
2011-05-05 13:50 ` Laurent Pinchart
2011-03-10 13:49 ` [PATCH v5 02/10] OMAP4 : DSS2 : HDMI: Select between HDMI VENC clock source Tomi Valkeinen
2011-03-10 13:48 ` [PATCH v5 01/10] OMAP4 : DSS2 : Add display type HDMI to DSS2 Tomi Valkeinen
2011-03-10 16:53 ` Aaro Koskinen
2011-03-10 13:44 ` [PATCH v5 00/10] OMAP4 : DSS2 : HDMI support on OMAP4 Tomi Valkeinen
2011-03-10 14:45 ` Stephan Raue
2011-03-10 14:51 ` Tomi Valkeinen
2011-03-11 0:07 ` Stephan Raue
2011-03-11 6:16 ` K, Mythri P
2011-03-11 7:24 ` Tomi Valkeinen
2011-03-11 13:23 ` Hiremath, Vaibhav
2011-03-14 8:35 ` Hiremath, Vaibhav
2011-03-14 9:24 ` Tomi Valkeinen
2011-03-14 9:35 ` Hiremath, Vaibhav
2011-03-16 6:45 ` Tomi Valkeinen [this message]
2011-03-16 6:47 ` Hiremath, Vaibhav
2011-03-11 7:12 ` Tomi Valkeinen
2011-03-11 8:43 ` Stephan Raue
2011-03-11 13:22 ` Tomi Valkeinen
2011-03-11 16:18 ` Stephan Raue
2011-03-11 18:27 ` Tomi Valkeinen
2011-03-11 18:42 ` Stephan Raue
2011-03-12 6:51 ` K, Mythri P
2011-03-13 14:32 ` Stephan Raue
2011-03-13 16:20 ` Stephan Raue
2011-03-16 6:51 ` Tomi Valkeinen
2011-03-16 10:53 ` K, Mythri P
2011-03-16 10:59 ` Tomi Valkeinen
2011-03-16 23:49 ` Stephan Raue
2011-03-17 11:11 ` Tomi Valkeinen
2011-03-17 16:20 ` Janorkar, Mayuresh
2011-03-17 20:16 ` Stephan Raue
2011-03-17 21:13 ` Stephan Raue
2011-03-17 21:34 ` Stephan Raue
2011-03-18 3:45 ` Tomi Valkeinen
2011-03-18 5:43 ` Anand Gadiyar
2011-03-18 6:17 ` Gadiyar, Anand
2011-03-18 5:43 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-18 5:52 ` Anand Gadiyar
2011-03-14 10:37 ` Jan, Sebastien
2011-03-15 4:06 ` Tomi Valkeinen
2011-03-15 4:38 ` K, Mythri P
2011-03-10 15:06 ` Tomi Valkeinen
2011-03-11 8:24 ` K, Mythri P
2011-03-16 8:32 ` Tomi Valkeinen
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