From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758335Ab3HIRZd (ORCPT ); Fri, 9 Aug 2013 13:25:33 -0400 Received: from cassiel.sirena.org.uk ([80.68.93.111]:59635 "EHLO cassiel.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758295Ab3HIRZc (ORCPT ); Fri, 9 Aug 2013 13:25:32 -0400 From: Mark Brown To: Samuel Ortiz , Lee Jones Cc: linux-kernel@vger.kernel.org, linaro-kernel@lists.linaro.org, Mark Brown Date: Fri, 9 Aug 2013 18:25:02 +0100 Message-Id: <1376069102-15658-1-git-send-email-broonie@kernel.org> X-Mailer: git-send-email 1.8.4.rc1 X-SA-Exim-Connect-IP: 94.175.92.69 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: [PATCH] mfd: tps65010: Use power efficient workqueue for power polling X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:57:07 +0000) X-SA-Exim-Scanned: Yes (on cassiel.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mark Brown There is no need to use a per CPU workqueue to poll, especially with the 5s delay used, so allow the scheduler to use any CPU. Signed-off-by: Mark Brown --- drivers/mfd/tps65010.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/mfd/tps65010.c b/drivers/mfd/tps65010.c index 4d67692..8114567 100644 --- a/drivers/mfd/tps65010.c +++ b/drivers/mfd/tps65010.c @@ -242,8 +242,8 @@ static int dbg_show(struct seq_file *s, void *_) seq_printf(s, "mask2 %s\n", buf); /* ignore ackint2 */ - schedule_delayed_work(&tps->work, POWER_POLL_DELAY); - + queue_delayed_work(system_power_efficient_wq, &tps->work, + POWER_POLL_DELAY); /* VMAIN voltage, enable lowpower, etc */ value = i2c_smbus_read_byte_data(tps->client, TPS_VDCDC1); @@ -400,7 +400,8 @@ static void tps65010_interrupt(struct tps65010 *tps) && (tps->chgstatus & (TPS_CHG_USB|TPS_CHG_AC))) poll = 1; if (poll) - schedule_delayed_work(&tps->work, POWER_POLL_DELAY); + queue_delayed_work(system_power_efficient_wq, &tps->work, + POWER_POLL_DELAY); /* also potentially gpio-in rise or fall */ } @@ -448,7 +449,7 @@ static irqreturn_t tps65010_irq(int irq, void *_tps) disable_irq_nosync(irq); set_bit(FLAG_IRQ_ENABLE, &tps->flags); - schedule_delayed_work(&tps->work, 0); + queue_delayed_work(system_power_efficient_wq, &tps->work, 0); return IRQ_HANDLED; } @@ -718,7 +719,8 @@ int tps65010_set_vbus_draw(unsigned mA) && test_and_set_bit( FLAG_VBUS_CHANGED, &the_tps->flags)) { /* gadget drivers call this in_irq() */ - schedule_delayed_work(&the_tps->work, 0); + queue_delayed_work(system_power_efficient_wq, &the_tps->work, + 0); } local_irq_restore(flags); -- 1.8.4.rc1