From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eddie Huang Subject: [PATCH v2 0/2] Mediatek I2C fixup Date: Thu, 6 Aug 2015 15:22:09 +0800 Message-ID: <1438845731-17805-1-git-send-email-eddie.huang@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Wolfram Sang Cc: srv_heupstream@mediatek.com, Matthias Brugger , Liguo Zhang , Xudong Chen , Sascha Hauer , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org List-Id: linux-i2c@vger.kernel.org This series provide two patches to optimize mediatek i2c driver. The first patch will reset dma hardware in init function to make sure hardware work in good state. The second patch fix i2c interrupt handling for ACK error. All these patches base on 4.2-rc1. Change in v2: Fix multi-transfer fail bug - in mtk_i2c_irq(), call complete() if get I2C_RS_TRANSFER interrupt Eddie Huang (2): i2c: mediatek: Reset DMA engine in hardware init function i2c: mediatek: Fixup i2c ack error interrupt handling drivers/i2c/busses/i2c-mt65xx.c | 21 +++++++++++++++++---- 1 file changed, 17 insertions(+), 4 deletions(-) -- 1.7.9.5