From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonyoung Shim Subject: Re: [PATCH 00/20] cleanup atmel_mxt_ts Date: Wed, 14 Mar 2012 11:43:41 +0900 Message-ID: <4F6005DD.3080702@samsung.com> References: <1331640263-18935-1-git-send-email-djkurtz@chromium.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mailout3.samsung.com ([203.254.224.33]:31292 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030422Ab2CNCnT (ORCPT ); Tue, 13 Mar 2012 22:43:19 -0400 In-reply-to: <1331640263-18935-1-git-send-email-djkurtz@chromium.org> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Daniel Kurtz Cc: Dmitry Torokhov , Iiro Valkonen , Henrik Rydberg , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, Benson Leung , Yufeng Shen On 03/13/2012 09:04 PM, Daniel Kurtz wrote: > This patchset cleans up the atmel_mxt_ts touchscreen driver. > In particular, it addresses the following issues: > > 1) sysfs > a) fw_update only by root > b) allow writing config > c) add backupnv to save config to device flash > 2) faster initialization > a) read/write sets of registers using i2c block transactions > b) fetch object table as a set of i2c reads, one per object > c) write config data as a set of i2c writes, one per object > 3) faster interrupt processing& initialization times > a) cache important values at init instead of computing in isr > b) don't read message checksum byte (which isn't even enabled in fw) > c) read num messages first, instead of looking for 0xFF reportid > d) read all pending message bytes in one i2c read transaction > 4) more correct MT-B support > a) send all (changed) contacts in a single EV_SYN/SYN_REPORT > > Daniel Kurtz (20): > Input: atmel_mxt_ts - use CONFIG_PM_SLEEP > Input: atmel_mxt_ts - only allow root to update firmware > Input: atmel_mxt_ts - verify object size in mxt_write_object > Input: atmel_mxt_ts - refactor mxt_read/write_reg to take a length > Input: atmel_mxt_ts - dump mxt_read/write_reg > Input: atmel_mxt_ts - allow writing to object sysfs entry > Input: atmel_mxt_ts - add backupnv sysfs entry > Input: atmel_mxt_ts - store actual size and instance > Input: atmel_mxt_ts - do not read extra (checksum) byte > Input: atmel_mxt_ts - dump each message on just 1 line > Input: atmel_mxt_ts - refactor mxt_object_show > Input: atmel_mxt_ts - simplify event reporting > Input: atmel_mxt_ts - parse vector field of data packets > Input: atmel_mxt_ts - refactor reading object table > Input: atmel_mxt_ts - optimize writing of object table entries > Input: atmel_mxt_ts - refactor get info > Input: atmel_mxt_ts - use cached T9 reportid range in isr > Input: atmel_mxt_ts - read num messages, then all messages > Input: atmel_mxt_ts - remove mxt_make_highchg and parse T6 report > Input: atmel_mxt_ts - send all MT-B slots in one input report > > drivers/input/touchscreen/atmel_mxt_ts.c | 590 +++++++++++++++--------------- > 1 files changed, 286 insertions(+), 304 deletions(-) > Thanks for updating of driver. About all patches Reviewed-by: Joonyoung Shim Henrik's review needs about modification of Multi-touch. Thanks.