98 lines
3.4 KiB
Diff
98 lines
3.4 KiB
Diff
From patchwork Wed Oct 26 15:17:01 2016
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Content-Type: text/plain; charset="utf-8"
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MIME-Version: 1.0
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Content-Transfer-Encoding: 7bit
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Subject: [3/5] ARM: OMAP4+: Fix bad fallthrough for cpuidle
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From: Tony Lindgren <tony@atomide.com>
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X-Patchwork-Id: 9397501
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Message-Id: <20161026151703.24730-4-tony@atomide.com>
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To: linux-omap@vger.kernel.org
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Cc: Nishanth Menon <nm@ti.com>, Dmitry Lifshitz <lifshitz@compulab.co.il>,
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Dave Gerlach <d-gerlach@ti.com>,
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Enric Balletbo Serra <eballetbo@gmail.com>,
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"Dr . H . Nikolaus Schaller" <hns@goldelico.com>,
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Pau Pajuel <ppajuel@gmail.com>, Grazvydas Ignotas <notasas@gmail.com>,
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Benoit Cousson <bcousson@baylibre.com>,
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Santosh Shilimkar <ssantosh@kernel.org>,
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Javier Martinez Canillas <javier@dowhile0.org>,
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Robert Nelson <robertcnelson@gmail.com>,
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Marek Belisko <marek@goldelico.com>, linux-arm-kernel@lists.infradead.org
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Date: Wed, 26 Oct 2016 08:17:01 -0700
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We don't want to fall through to a bunch of errors for retention
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if PM_OMAP4_CPU_OSWR_DISABLE is not configured for a SoC.
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Fixes: 6099dd37c669 ("ARM: OMAP5 / DRA7: Enable CPU RET on suspend")
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Signed-off-by: Tony Lindgren <tony@atomide.com>
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---
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arch/arm/mach-omap2/omap-mpuss-lowpower.c | 5 ++---
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1 file changed, 2 insertions(+), 3 deletions(-)
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diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c
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--- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c
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+++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c
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@@ -244,10 +244,9 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state)
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save_state = 1;
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break;
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case PWRDM_POWER_RET:
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- if (IS_PM44XX_ERRATUM(PM_OMAP4_CPU_OSWR_DISABLE)) {
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+ if (IS_PM44XX_ERRATUM(PM_OMAP4_CPU_OSWR_DISABLE))
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save_state = 0;
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- break;
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- }
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+ break;
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default:
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/*
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* CPUx CSWR is invalid hardware state. Also CPUx OSWR
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From 5a78ff7bf7e25191144b550961001bbf6c734da4 Mon Sep 17 00:00:00 2001
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From: Peter Chen <peter.chen@nxp.com>
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Date: Thu, 11 Aug 2016 17:44:54 +0800
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Subject: [PATCH 04152/16809] Revert "gpu: drm: omapdrm: dss-of: add missing
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of_node_put after calling of_parse_phandle"
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This reverts
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commit 2ab9f5879162499e1c4e48613287e3f59e593c4f
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Author: Peter Chen <peter.chen@nxp.com>
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Date: Fri Jul 15 11:17:03 2016 +0800
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gpu: drm: omapdrm: dss-of: add missing of_node_put after calling of_parse_phandle
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The of_get_next_parent will drop refcount on the passed node, so the reverted
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patch is wrong, thanks for Tomi Valkeinen points it.
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Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
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Signed-off-by: Peter Chen <peter.chen@nxp.com>
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Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
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Signed-off-by: Sean Paul <seanpaul@chromium.org>
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Link: http://patchwork.freedesktop.org/patch/msgid/1470908694-16362-1-git-send-email-peter.chen@nxp.com
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---
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drivers/gpu/drm/omapdrm/dss/dss-of.c | 7 +++----
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1 file changed, 3 insertions(+), 4 deletions(-)
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diff --git a/drivers/gpu/drm/omapdrm/dss/dss-of.c b/drivers/gpu/drm/omapdrm/dss/dss-of.c
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index e256d87..dfd4e96 100644
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--- a/drivers/gpu/drm/omapdrm/dss/dss-of.c
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+++ b/drivers/gpu/drm/omapdrm/dss/dss-of.c
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@@ -125,16 +125,15 @@ u32 dss_of_port_get_port_number(struct device_node *port)
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static struct device_node *omapdss_of_get_remote_port(const struct device_node *node)
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{
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- struct device_node *np, *np_parent;
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+ struct device_node *np;
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np = of_parse_phandle(node, "remote-endpoint", 0);
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if (!np)
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return NULL;
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- np_parent = of_get_next_parent(np);
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- of_node_put(np);
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+ np = of_get_next_parent(np);
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- return np_parent;
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+ return np;
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}
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struct device_node *
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--
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2.9.3
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