From mboxrd@z Thu Jan 1 00:00:00 1970 From: Albert Lee Subject: [PATCH 3/3] libata-dev: wait idle after reading the last data block Date: Sat, 25 Mar 2006 18:18:15 +0800 Message-ID: <442518E7.8020607@tw.ibm.com> References: <441FE605.8010202@tw.ibm.com> <44203953.3080803@pobox.com> <311601c90603210943v132a369aya443a073c11ee2bf@mail.gmail.com> <4422567C.5000008@tw.ibm.com> <44242C25.3020002@pobox.com> Reply-To: albertl@mail.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from e33.co.us.ibm.com ([32.97.110.151]:12257 "EHLO e33.co.us.ibm.com") by vger.kernel.org with ESMTP id S1751152AbWCYKSV (ORCPT ); Sat, 25 Mar 2006 05:18:21 -0500 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e33.co.us.ibm.com (8.12.11.20060308/8.12.11) with ESMTP id k2PAIFWQ026157 for ; Sat, 25 Mar 2006 05:18:15 -0500 Received: from d03av03.boulder.ibm.com (d03av03.boulder.ibm.com [9.17.195.169]) by d03relay04.boulder.ibm.com (8.12.10/NCO/VER6.8) with ESMTP id k2PALI1r156364 for ; Sat, 25 Mar 2006 03:21:18 -0700 Received: from d03av03.boulder.ibm.com (loopback [127.0.0.1]) by d03av03.boulder.ibm.com (8.12.11/8.13.3) with ESMTP id k2PAIEFJ019208 for ; Sat, 25 Mar 2006 03:18:14 -0700 In-Reply-To: <44242C25.3020002@pobox.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Jeff Garzik Cc: IDE Linux , Doug Maxey Some CD-ROM drives are slow to clear DRQ, after the last data block is read by PIO. Use ata_wait_idle() after reading the last data block. Signed-off-by: Albert Lee --- --- c2/drivers/scsi/libata-core.c 2006-03-25 16:59:26.000000000 +0800 +++ c3/drivers/scsi/libata-core.c 2006-03-25 17:01:29.000000000 +0800 @@ -3710,7 +3710,7 @@ fsm_start: (!(qc->tf.flags & ATA_TFLAG_WRITE))) { /* all data read */ ata_altstatus(ap); - status = ata_chk_status(ap); + status = ata_wait_idle(ap); goto fsm_start; } }