From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754031Ab1K1SvG (ORCPT ); Mon, 28 Nov 2011 13:51:06 -0500 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:59608 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753150Ab1K1SvD (ORCPT ); Mon, 28 Nov 2011 13:51:03 -0500 From: Mark Brown To: linux-kernel@vger.kernel.org Cc: patches@opensource.wolfsonmicro.com, Mark Brown Subject: [PATCH] regmap: Report if we actually handled an interrupt in regmap-irq Date: Mon, 28 Nov 2011 18:50:59 +0000 Message-Id: <1322506259-4768-1-git-send-email-broonie@opensource.wolfsonmicro.com> X-Mailer: git-send-email 1.7.7.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org While the IRQ core doesn't currently support shared threaded interrupts that's no reason for drivers not to do their bit and report IRQ_NONE when they don't get an interrupt. This allows the core spurious/wedget interrupt detection support to do its thing. Signed-off-by: Mark Brown --- drivers/base/regmap/regmap-irq.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c index bd54f63..6b8a74c 100644 --- a/drivers/base/regmap/regmap-irq.c +++ b/drivers/base/regmap/regmap-irq.c @@ -100,6 +100,7 @@ static irqreturn_t regmap_irq_thread(int irq, void *d) u8 *buf8 = data->status_reg_buf; u16 *buf16 = data->status_reg_buf; u32 *buf32 = data->status_reg_buf; + bool handled = false; ret = regmap_bulk_read(map, chip->status_base, data->status_reg_buf, chip->num_regs); @@ -146,10 +147,14 @@ static irqreturn_t regmap_irq_thread(int irq, void *d) if (data->status_buf[chip->irqs[i].reg_offset] & chip->irqs[i].mask) { handle_nested_irq(data->irq_base + i); + handled = true; } } - return IRQ_HANDLED; + if (handled) + return IRQ_HANDLED; + else + return IRQ_NONE; } /** -- 1.7.7.3