From mboxrd@z Thu Jan 1 00:00:00 1970 From: "R, Vignesh" Subject: Re: [PATCH 0/3] omap_hsmmc: Fix card enumeration failure on Date: Sat, 11 Jul 2015 15:55:42 +0530 Message-ID: <55A0EF26.7060501@ti.com> References: <1434451039-18195-1-git-send-email-vigneshr@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1434451039-18195-1-git-send-email-vigneshr@ti.com> Sender: linux-mmc-owner@vger.kernel.org To: Ulf Hansson Cc: Andreas Fenkart , Tony Lindgren , NeilBrown , linux-mmc@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-omap@vger.kernel.org On 6/16/2015 4:07 PM, Vignesh R wrote: > > Hi, > > When using omap_hsmmc driver, if sd-card repeatedly plug unplugged > multiple times quickly, card enumeration stops after few iterations. > This can be easily reproduced on DRA74X EVM which uses omap_hsmmc driver. > This patch series addresses the above problem. The first patch fixes irq > handler to report all DTOs to mmc-core. Second patch adds handling for > BADA, DEB and CEB interrupts. The last patch introduces driver specific > card detect irq handler to cleanup pending requests before card removal. > > Tested on DRA74X amd DRA72X and AM437X-GP EVMs, by repeated intense > plug/unplug iterations. > Gentle ping.. These patches fix bugs related to interrupt handling in omap_hsmmc. It also fixes bugs with unexpected card removal during data transfer. Can this go into 4.2-rc?? > > Kishon Vijay Abraham I (1): > mmc: host: omap_hsmmc: Fix DTO and DCRC handling > > Vignesh R (2): > mmc: host: omap_hsmmc: Handle BADA, DEB and CEB interrupts > mmc: host: omap_hsmmc: Add custom card detect irq handler > > drivers/mmc/host/omap_hsmmc.c | 84 ++++++++++++++++++++++++++++++++--- > 1 file changed, 78 insertions(+), 6 deletions(-) >