From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932227AbaJNMgv (ORCPT ); Tue, 14 Oct 2014 08:36:51 -0400 Received: from mailout1.w1.samsung.com ([210.118.77.11]:15557 "EHLO mailout1.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754977AbaJNMgt (ORCPT ); Tue, 14 Oct 2014 08:36:49 -0400 X-AuditID: cbfec7f5-b7f776d000003e54-1d-543d18de412e From: Krzysztof Kozlowski To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Linus Walleij , Samuel Ortiz , Lee Jones , Sebastian Reichel , Dmitry Eremin-Solenikov , David Woodhouse , Krzysztof Kozlowski , Konrad Rzeszutek Wilk , "Rafael J. Wysocki" , Lv Zheng , Bjorn Helgaas , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org Cc: Anton Vorontsov , Pavel Machek , Kyungmin Park , Marek Szyprowski , Bartlomiej Zolnierkiewicz Subject: [PATCH 0/7] power_supply: Decrement the device reference counter Date: Tue, 14 Oct 2014 14:35:10 +0200 Message-id: <1413290117-13082-1-git-send-email-k.kozlowski@samsung.com> X-Mailer: git-send-email 1.9.1 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrDLMWRmVeSWpSXmKPExsVy+t/xK7r3JGxDDFqbVSwObtW02DhjPavF kqYMi0lP3jNbTFw5mdli2kZxi9cvDC2WLX7KaHG26Q27xf2vRxktpvxZzmSx6fE1VovLu+aw WXzuPcJo8XHpBlaLtUfusltcOrCAyeLuqaNsFo9XvGW3ON3NanF6d4nF5k1TmS1+bHjM6iDu MaH/E6PHzll32T0WbCr12LxCy2PxnpdMHptWdbJ53Lm2h83j3blz7B7zTgZ6bF5S7/Hx6S0W j/f7rrJ59G1ZxeixYvV3do/Pm+Q8TrR8YQ0QiOKySUnNySxLLdK3S+DK6Lh/jq2gj7fi1NGX zA2MJ7i6GDk5JARMJLrPnGGCsMUkLtxbz9bFyMUhJLCUUeLNwS4op49J4tvMp2BVbALGEpuX LwFLiAhsYpXYtmIBE4jDLHCdUWL11dvsXYwcHMICnhI353GCNLAIqEpMaNrBDGLzCrhLXD11 nRVinZzEyWOTWScwci9gZFjFKJpamlxQnJSea6RXnJhbXJqXrpecn7uJERIjX3cwLj1mdYhR gINRiYe3INImRIg1say4MvcQowQHs5IIrwKHbYgQb0piZVVqUX58UWlOavEhRiYOTqkGxtsf zAJer9jONeOyd3T9U3cz9rtpF8UneE67/PJGpNyPvwsvNp0zW2P17530bn+f7Y2SpunijZyl HA58i8r3FK0Us194Wb5/Zdq6XIsdH04sLZQxiO3kFd6WnCrGr9ivHbCl5NPaV9tuHVnXebRe eqZMRTvLx51H93l0xDjcS1h64LLSWvWmX0osxRmJhlrMRcWJAJ8f8X1vAgAA Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, The reference counter of device allocated for power supply was incremented with each call to power_supply_get_by_name() and power_supply_get_by_phandle(). Add a symmetric 'put' operation so the device could be released after final put_device() call during supply unregistering. Rebased on next-20141007 + mine [1] patchset. Tested on Trats2 board (max77693 + charger manager). Kindly asking for reviewing/testing other drivers. Best regards, Krzysztof [1] power_supply: Add API for safe access of get_property-like function attrs https://lkml.org/lkml/2014/10/14/155 Krzysztof Kozlowski (7): power_supply: Add power_supply_put for decrementing device reference counter power: charger-manager: Decrement the power supply's device reference counter x86/olpc/xo1/sci: Use newly added power_supply_put API x86/olpc/xo15/sci: Use newly added power_supply_put API power: 88pm860x_charger: Decrement the power supply's device reference counter power: bq2415x_charger: Decrement the power supply's device reference counter mfd: ab8500: Decrement the power supply's device reference counter arch/x86/platform/olpc/olpc-xo1-sci.c | 4 +- arch/x86/platform/olpc/olpc-xo15-sci.c | 4 +- drivers/mfd/ab8500-sysctrl.c | 2 + drivers/power/88pm860x_charger.c | 11 +++++- drivers/power/bq2415x_charger.c | 6 ++- drivers/power/charger-manager.c | 69 ++++++++++++++++++++++------------ drivers/power/power_supply_core.c | 41 ++++++++++++++++++++ include/linux/power_supply.h | 1 + 8 files changed, 108 insertions(+), 30 deletions(-) -- 1.9.1