From: Ulf Hansson <ulf.hansson-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
To: Grant Likely
<grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>,
<spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
Cc: Ulf Hansson <ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Vipul Kumar Samar <vipulkumar.samar-qxv4g6HH51o@public.gmane.org>,
Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
Viresh Kumar
<viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Linus Walleij
<linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [PATCH 3/3] spi: spi-pl022: Minor simplification for runtime pm
Date: Fri, 28 Sep 2012 13:21:06 +0200 [thread overview]
Message-ID: <1348831266-16721-4-git-send-email-ulf.hansson@stericsson.com> (raw)
In-Reply-To: <1348831266-16721-1-git-send-email-ulf.hansson-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
From: Ulf Hansson <ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
In probe pm_runtime_put_autosuspend has the same effect as doing
pm_runtime_put. This due to upper layer in driver core is preventing
the device from being runtime suspended by a pm_runtime_get*.
Signed-off-by: Ulf Hansson <ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
drivers/spi/spi-pl022.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index 05cfb61e..e51a026 100644
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -2248,10 +2248,9 @@ pl022_probe(struct amba_device *adev, const struct amba_id *id)
pm_runtime_set_autosuspend_delay(dev,
platform_info->autosuspend_delay);
pm_runtime_use_autosuspend(dev);
- pm_runtime_put_autosuspend(dev);
- } else {
- pm_runtime_put(dev);
}
+ pm_runtime_put(dev);
+
return 0;
err_spi_register:
--
1.7.10
------------------------------------------------------------------------------
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next prev parent reply other threads:[~2012-09-28 11:21 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-28 11:21 [PATCH 0/3] Fixup use of runtime pm Ulf Hansson
[not found] ` <1348831266-16721-1-git-send-email-ulf.hansson-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
2012-09-28 11:21 ` [PATCH 1/3] Revert "spi/pl022: fix spi-pl022 pm enable at probe" Ulf Hansson
[not found] ` <1348831266-16721-2-git-send-email-ulf.hansson-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
2012-09-28 11:45 ` vipul kumar samar
2012-09-30 8:44 ` Linus Walleij
[not found] ` <CACRpkdb+bnCzYV2Dzqou5kGyc1hrh0VT-pYXZm1auu4uik2GNg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-09-30 10:14 ` Russell King - ARM Linux
[not found] ` <20120930101418.GF6933-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2012-09-30 21:43 ` Linus Walleij
2012-10-03 13:43 ` Ulf Hansson
[not found] ` <CAPDyKFo5-UeUe7PkxCBMnRziWh+eSC_ZjJ0pKhcBkHUkFdSH+w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-10-03 13:55 ` Mark Brown
[not found] ` <20121003135556.GE4360-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-10-03 14:28 ` Ulf Hansson
[not found] ` <CAPDyKFrQ9UhEc_jEKdR=J8T-NUxsYQHB-yMh2vTyxJ+y+R38Og-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-10-03 14:29 ` Mark Brown
2012-09-28 11:21 ` [PATCH 2/3] Revert "spi/pl022: enable runtime PM" Ulf Hansson
[not found] ` <1348831266-16721-3-git-send-email-ulf.hansson-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
2012-09-28 11:50 ` vipul kumar samar
2012-09-30 21:46 ` Linus Walleij
2012-09-28 11:21 ` Ulf Hansson [this message]
[not found] ` <1348831266-16721-4-git-send-email-ulf.hansson-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
2012-09-30 21:47 ` [PATCH 3/3] spi: spi-pl022: Minor simplification for runtime pm Linus Walleij
2012-09-28 11:25 ` [PATCH 0/3] Fixup use of " Ulf Hansson
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