From: Tony Lindgren <tony@atomide.com>
To: Tero Kristo <t-kristo@ti.com>
Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
Paul Walmsley <paul@pwsan.com>, Kevin Hilman <khilman@ti.com>,
"Avinash.H.M" <avinashhm@ti.com>,
"Cousson, Benoit" <b-cousson@ti.com>,
"Govindraj.R" <govindraj.raja@ti.com>
Subject: Re: [PATCHv11 3/8] ARM: OMAP: prm: add support for chain interrupt handler
Date: Mon, 12 Dec 2011 16:27:41 -0800 [thread overview]
Message-ID: <20111213002741.GP32251@atomide.com> (raw)
In-Reply-To: <1323713733-13115-4-git-send-email-t-kristo@ti.com>
* Tero Kristo <t-kristo@ti.com> [111212 09:44]:
> Introduce a chained interrupt handler mechanism for the PRCM
> interrupt, so that individual PRCM event can cleanly be handled by
> handlers in separate drivers. We do this by introducing PRCM event
> names, which are then matched to the particular PRCM interrupt bit
> depending on the specific OMAP SoC being used.
>
> PRCM interrupts have two priority levels, high or normal. High priority
> is needed for IO event handling, so that we can be sure that IO events
> are processed before other events. This reduces latency for IO event
> customers and also prevents incorrect ack sequence on OMAP3.
>
> Signed-off-by: Tero Kristo <t-kristo@ti.com>
> Cc: Paul Walmsley <paul@pwsan.com>
> Cc: Kevin Hilman <khilman@ti.com>
> Cc: Avinash.H.M <avinashhm@ti.com>
> Cc: Cousson, Benoit <b-cousson@ti.com>
> Cc: Tony Lindgren <tony@atomide.com>
> Cc: Govindraj.R <govindraj.raja@ti.com>
Assuming Paul will queue these:
Acked-by: Tony Lindgren <tony@atomide.com>
WARNING: multiple messages have this Message-ID (diff)
From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCHv11 3/8] ARM: OMAP: prm: add support for chain interrupt handler
Date: Mon, 12 Dec 2011 16:27:41 -0800 [thread overview]
Message-ID: <20111213002741.GP32251@atomide.com> (raw)
In-Reply-To: <1323713733-13115-4-git-send-email-t-kristo@ti.com>
* Tero Kristo <t-kristo@ti.com> [111212 09:44]:
> Introduce a chained interrupt handler mechanism for the PRCM
> interrupt, so that individual PRCM event can cleanly be handled by
> handlers in separate drivers. We do this by introducing PRCM event
> names, which are then matched to the particular PRCM interrupt bit
> depending on the specific OMAP SoC being used.
>
> PRCM interrupts have two priority levels, high or normal. High priority
> is needed for IO event handling, so that we can be sure that IO events
> are processed before other events. This reduces latency for IO event
> customers and also prevents incorrect ack sequence on OMAP3.
>
> Signed-off-by: Tero Kristo <t-kristo@ti.com>
> Cc: Paul Walmsley <paul@pwsan.com>
> Cc: Kevin Hilman <khilman@ti.com>
> Cc: Avinash.H.M <avinashhm@ti.com>
> Cc: Cousson, Benoit <b-cousson@ti.com>
> Cc: Tony Lindgren <tony@atomide.com>
> Cc: Govindraj.R <govindraj.raja@ti.com>
Assuming Paul will queue these:
Acked-by: Tony Lindgren <tony@atomide.com>
next prev parent reply other threads:[~2011-12-13 0:27 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-12 18:15 [PATCHv11 0/8] OMAP3+: PRCM chain handler Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-12 18:15 ` [PATCHv11 1/8] ARM: OMAP2+: hwmod: Add API to enable IO ring wakeup Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-13 20:51 ` Paul Walmsley
2011-12-13 20:51 ` Paul Walmsley
2011-12-13 21:04 ` Paul Walmsley
2011-12-13 21:04 ` Paul Walmsley
2011-12-13 21:33 ` Paul Walmsley
2011-12-13 21:33 ` Paul Walmsley
2011-12-14 2:34 ` Paul Walmsley
2011-12-14 2:34 ` Paul Walmsley
2011-12-14 10:02 ` Tero Kristo
2011-12-14 10:02 ` Tero Kristo
2011-12-12 18:15 ` [PATCHv11 2/8] ARM: OMAP2+: hwmod: Add API to check IO PAD wakeup status Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-13 0:28 ` Tony Lindgren
2011-12-13 0:28 ` Tony Lindgren
2011-12-13 22:16 ` Paul Walmsley
2011-12-13 22:16 ` Paul Walmsley
2011-12-13 22:28 ` Tony Lindgren
2011-12-13 22:28 ` Tony Lindgren
2011-12-13 22:38 ` Paul Walmsley
2011-12-13 22:38 ` Paul Walmsley
2011-12-13 22:48 ` Tony Lindgren
2011-12-13 22:48 ` Tony Lindgren
2011-12-14 2:22 ` Paul Walmsley
2011-12-14 2:22 ` Paul Walmsley
2011-12-14 10:17 ` Tero Kristo
2011-12-14 10:17 ` Tero Kristo
2011-12-14 3:04 ` Paul Walmsley
2011-12-14 3:04 ` Paul Walmsley
2011-12-14 10:13 ` Tero Kristo
2011-12-14 10:13 ` Tero Kristo
2011-12-12 18:15 ` [PATCHv11 3/8] ARM: OMAP: prm: add support for chain interrupt handler Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-13 0:27 ` Tony Lindgren [this message]
2011-12-13 0:27 ` Tony Lindgren
2011-12-12 18:15 ` [PATCHv11 4/8] ARM: OMAP: prcm: add suspend prepare / finish support Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-12 18:15 ` [PATCHv11 5/8] ARM: OMAP2+: mux: add support for PAD wakeup interrupts Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-13 0:24 ` Tony Lindgren
2011-12-13 0:24 ` Tony Lindgren
2011-12-12 18:15 ` [PATCHv11 6/8] ARM: OMAP3: pm: use prcm chain handler Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-12 18:15 ` [PATCHv11 7/8] ARM: OMAP3: pm: do not enable PRCM MPU interrupts manually Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-12 18:15 ` [PATCHv11 8/8] ARM: OMAP: mux: add support for selecting mpu_irq for each wakeup pad Tero Kristo
2011-12-12 18:15 ` Tero Kristo
2011-12-13 0:25 ` Tony Lindgren
2011-12-13 0:25 ` Tony Lindgren
2011-12-13 0:33 ` [PATCHv11 0/8] OMAP3+: PRCM chain handler Kevin Hilman
2011-12-13 0:33 ` Kevin Hilman
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