From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756592Ab3KLVAf (ORCPT ); Tue, 12 Nov 2013 16:00:35 -0500 Received: from mga02.intel.com ([134.134.136.20]:10535 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752335Ab3KLVAZ (ORCPT ); Tue, 12 Nov 2013 16:00:25 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.93,535,1378882800"; d="scan'208";a="407682046" From: David Cohen To: balbi@ti.com, gregkh@linuxfoundation.org Cc: stern@rowland.harvard.edu, mina86@mina86.com, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, David Cohen Subject: [PATCH v6 0/5] add gadget quirk to adapt f_fs for DWC3 Date: Tue, 12 Nov 2013 13:04:41 -0800 Message-Id: <1384290286-21432-1-git-send-email-david.a.cohen@linux.intel.com> X-Mailer: git-send-email 1.8.4.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, These patches are a proposal to add gadget quirks in an immediate objective to adapt f_fs when using DWC3 controller. But the quirk solution is generic and can be used by other controllers to adapt gadget functions to their non-standard restrictions. This change is necessary to make Android's adbd service to work on Intel Merrifield with f_fs instead of out-of-tree android gadget. This new patch set was tested and validated in my environment: - Intel Merrifield was able to use DWC3/f_fs with adbd service (it wasn't before). Changes from v45 to v6: - Updated patches from Michal Nazarewicz to address comments from Alan Stern and mine. - Modified patch 5/5 to apply request->length's pad internally to DWC3. --- David Cohen (3): usb: gadget: move bitflags to the end of usb_gadget struct usb: gadget: add quirk_ep_out_aligned_size field to struct usb_gadget usb: dwc3: implement gadget's quirk ep_out_align_size Michal Nazarewicz (2): usb: gadget: f_fs: remove loop from I/O function check quirk to pad epout buf size when not aligned to maxpacketsize drivers/usb/dwc3/core.h | 6 +++ drivers/usb/dwc3/gadget.c | 23 ++++++++++ drivers/usb/gadget/f_fs.c | 102 +++++++++++++++++++++------------------------ include/linux/usb/gadget.h | 35 ++++++++++++---- 4 files changed, 103 insertions(+), 63 deletions(-) -- 1.8.4.2