From: "Cousson, Benoit" <b-cousson@ti.com>
To: "Valkeinen, Tomi" <tomi.valkeinen@ti.com>
Cc: "Hilman, Kevin" <khilman@ti.com>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
"paul@pwsan.com" <paul@pwsan.com>
Subject: Re: [PATCH 19/27] OMAP: DSS2: Use PM runtime & HWMOD support
Date: Tue, 07 Jun 2011 07:27:13 +0000 [thread overview]
Message-ID: <4DEDD2D1.4070900@ti.com> (raw)
In-Reply-To: <1307431291.1858.15.camel@deskari>
On 6/7/2011 9:21 AM, Valkeinen, Tomi wrote:
> On Tue, 2011-06-07 at 09:12 +0200, Cousson, Benoit wrote:
>> On 6/7/2011 8:47 AM, Valkeinen, Tomi wrote:
>
>>> I'd rather hope the optional clock could be enabled whenever the driver
>>> needs it, between enabling and disabling the hwmod.
>>
>> Yeah, this is the case most of the time, except for you.
>
> Are you talking only about the DSS_FCLK opt-clock from PRCM, or all DSS
> opt clocks (sys clk, hdmi clk, tv clk, dac clock)?
>
> I hope the rest of the opt clocks can be enabled later. Although I guess
> all/many of them will be needed during reset, but that should be already
> handled by the hwmod fmwk.
Yes, sorry, for the confusion, but the point is that they all look the
same to me :-)
The PRCM does not make any difference for any of these opt_clock, they
are all under SW control.
Except that one of them must be enabled because internally it is used as
a functional clock.
Benoit
WARNING: multiple messages have this Message-ID (diff)
From: "Cousson, Benoit" <b-cousson@ti.com>
To: "Valkeinen, Tomi" <tomi.valkeinen@ti.com>
Cc: "Hilman, Kevin" <khilman@ti.com>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
"paul@pwsan.com" <paul@pwsan.com>
Subject: Re: [PATCH 19/27] OMAP: DSS2: Use PM runtime & HWMOD support
Date: Tue, 7 Jun 2011 09:27:13 +0200 [thread overview]
Message-ID: <4DEDD2D1.4070900@ti.com> (raw)
In-Reply-To: <1307431291.1858.15.camel@deskari>
On 6/7/2011 9:21 AM, Valkeinen, Tomi wrote:
> On Tue, 2011-06-07 at 09:12 +0200, Cousson, Benoit wrote:
>> On 6/7/2011 8:47 AM, Valkeinen, Tomi wrote:
>
>>> I'd rather hope the optional clock could be enabled whenever the driver
>>> needs it, between enabling and disabling the hwmod.
>>
>> Yeah, this is the case most of the time, except for you.
>
> Are you talking only about the DSS_FCLK opt-clock from PRCM, or all DSS
> opt clocks (sys clk, hdmi clk, tv clk, dac clock)?
>
> I hope the rest of the opt clocks can be enabled later. Although I guess
> all/many of them will be needed during reset, but that should be already
> handled by the hwmod fmwk.
Yes, sorry, for the confusion, but the point is that they all look the
same to me :-)
The PRCM does not make any difference for any of these opt_clock, they
are all under SW control.
Except that one of them must be enabled because internally it is used as
a functional clock.
Benoit
next prev parent reply other threads:[~2011-06-07 7:27 UTC|newest]
Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-03 10:00 [PATCH 00/27] OMAP DSS runtime PM adaptation Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 01/27] OMAP: change get_context_loss_count ret value to int Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 16:32 ` Kevin Hilman
2011-06-03 16:32 ` Kevin Hilman
2011-06-06 7:28 ` [PATCH 01/27] OMAP: change get_context_loss_count ret value to Tomi Valkeinen
2011-06-06 7:28 ` [PATCH 01/27] OMAP: change get_context_loss_count ret value to int Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 02/27] OMAP: DSS2: Taal: Make driver more fault tolerant Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 03/27] OMAP: DSS2: Reset LANEx_ULPS_SIG2 bits after use Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-06 5:41 ` Archit Taneja
2011-06-06 5:53 ` Archit Taneja
2011-06-06 7:21 ` Tomi Valkeinen
2011-06-06 7:21 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 04/27] OMAP: DSS2: Handle dpll4_m4_ck in dss_get/put_clocks Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 05/27] OMAP: DSS2: Clean up probe for DSS & DSI Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 06/27] OMAP: DSS2: Init dispc first before other components Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 07/27] OMAP: DSS2: Remove clk optimization at dss init Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 08/27] OMAP: DSS2: rewrite use of context_loss_count Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 09/27] OMAP: DSS2: Use omap_pm_get_dev_context_loss_count to get ctx loss count Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 10/27] OMAP: DSS2: DPI: remove unneeded SYSCK enable/disable Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 11/27] OMAP: DSS2: Add FEAT_VENC_REQUIRES_TV_DAC_CLK Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 12/27] OMAP: DSS2: Add new FEAT definitions for features missing from OMAP2 Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 13/27] OMAP: DSS2: Remove core_dump_clocks Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 14/27] OMAP: DSS2: Remove CONFIG_OMAP2_DSS_SLEEP_BEFORE_RESET Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 15/27] OMAP4: HWMOD: Modify DSS opt clocks Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 16/27] OMAP3: HWMOD: Add " Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 17/27] OMAP2420: " Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 18/27] OMAP2430: " Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 19/27] OMAP: DSS2: Use PM runtime & HWMOD support Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 16:45 ` Kevin Hilman
2011-06-03 16:45 ` Kevin Hilman
2011-06-03 17:43 ` Tomi Valkeinen
2011-06-03 17:43 ` Tomi Valkeinen
2011-06-03 22:53 ` Kevin Hilman
2011-06-03 22:53 ` Kevin Hilman
2011-06-04 8:01 ` Tomi Valkeinen
2011-06-04 8:01 ` Tomi Valkeinen
2011-06-06 12:56 ` Cousson, Benoit
2011-06-06 12:56 ` Cousson, Benoit
2011-06-06 13:01 ` Tomi Valkeinen
2011-06-06 13:01 ` Tomi Valkeinen
2011-06-06 13:15 ` Cousson, Benoit
2011-06-06 13:15 ` Cousson, Benoit
2011-06-06 13:21 ` Tomi Valkeinen
2011-06-06 13:21 ` Tomi Valkeinen
2011-06-06 13:46 ` Cousson, Benoit
2011-06-06 13:46 ` Cousson, Benoit
2011-06-06 13:55 ` Tomi Valkeinen
2011-06-06 13:55 ` Tomi Valkeinen
2011-06-06 15:28 ` Cousson, Benoit
2011-06-06 15:28 ` Cousson, Benoit
2011-06-07 6:52 ` Tomi Valkeinen
2011-06-07 6:52 ` Tomi Valkeinen
2011-06-07 9:08 ` Tomi Valkeinen
2011-06-07 9:08 ` Tomi Valkeinen
2011-06-07 11:37 ` Cousson, Benoit
2011-06-07 11:37 ` Cousson, Benoit
2011-06-07 11:51 ` Tomi Valkeinen
2011-06-07 11:51 ` Tomi Valkeinen
2011-06-07 16:43 ` Cousson, Benoit
2011-06-07 16:43 ` Cousson, Benoit
2011-06-08 7:55 ` Tomi Valkeinen
2011-06-08 7:55 ` Tomi Valkeinen
2011-06-08 20:39 ` Cousson, Benoit
2011-06-08 20:39 ` Cousson, Benoit
2011-06-07 6:47 ` Tomi Valkeinen
2011-06-07 6:47 ` Tomi Valkeinen
2011-06-07 7:12 ` Cousson, Benoit
2011-06-07 7:12 ` Cousson, Benoit
2011-06-07 7:21 ` Tomi Valkeinen
2011-06-07 7:21 ` Tomi Valkeinen
2011-06-07 7:27 ` Cousson, Benoit [this message]
2011-06-07 7:27 ` Cousson, Benoit
2011-06-03 10:00 ` [PATCH 20/27] OMAP4: HWMOD: Remove unneeded DSS opt clocks Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 21/27] OMAP: DSS2: Remove unused opt_clock_available Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 22/27] OMAP: DSS2: DISPC: remove finegrained clk enables/disables Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 23/27] OMAP: DSS2: Remove unused code from display.c Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 24/27] OMAP: DSS2: Remove ctx loss count from dss.c Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 25/27] OMAP4: CLKDEV: Remove omapdss clock aliases Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 26/27] OMAP: DSS2: DISPC: Fix context save/restore Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
2011-06-03 10:00 ` [PATCH 27/27] OMAP: DSS2: DSS: " Tomi Valkeinen
2011-06-03 10:00 ` Tomi Valkeinen
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