From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46418) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dpBr3-0005Cp-Sv for qemu-devel@nongnu.org; Tue, 05 Sep 2017 07:17:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dpBqz-000827-85 for qemu-devel@nongnu.org; Tue, 05 Sep 2017 07:17:17 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:49882) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dpBqy-00080s-VS for qemu-devel@nongnu.org; Tue, 05 Sep 2017 07:17:13 -0400 Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id v85BFQVU026866 for ; Tue, 5 Sep 2017 07:17:11 -0400 Received: from e06smtp11.uk.ibm.com (e06smtp11.uk.ibm.com [195.75.94.107]) by mx0a-001b2d01.pphosted.com with ESMTP id 2csr24a7qu-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Tue, 05 Sep 2017 07:17:11 -0400 Received: from localhost by e06smtp11.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 5 Sep 2017 12:17:09 +0100 From: Halil Pasic Date: Tue, 5 Sep 2017 13:16:42 +0200 In-Reply-To: <20170905111645.18068-1-pasic@linux.vnet.ibm.com> References: <20170905111645.18068-1-pasic@linux.vnet.ibm.com> Message-Id: <20170905111645.18068-3-pasic@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 2/5] s390x/css: use ccw data stream List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Cornelia Huck Cc: Dong Jia Shi , Pierre Morel , qemu-devel@nongnu.org, Halil Pasic Replace direct access which implicitly assumes no IDA or MIDA with the new ccw data stream interface which should cope with these transparently in the future. Signed-off-by: Halil Pasic --- hw/s390x/css.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/hw/s390x/css.c b/hw/s390x/css.c index 87d913f81c..c1bc9944e6 100644 --- a/hw/s390x/css.c +++ b/hw/s390x/css.c @@ -890,6 +890,7 @@ static int css_interpret_ccw(SubchDev *sch, hwaddr ccw_addr, } /* Look at the command. */ + ccw_dstream_init(&sch->cds, &ccw, &(sch->orb)); switch (ccw.cmd_code) { case CCW_CMD_NOOP: /* Nothing to do. */ @@ -903,7 +904,7 @@ static int css_interpret_ccw(SubchDev *sch, hwaddr ccw_addr, } } len = MIN(ccw.count, sizeof(sch->sense_data)); - cpu_physical_memory_write(ccw.cda, sch->sense_data, len); + ccw_dstream_write_buf(&sch->cds, sch->sense_data, len); sch->curr_status.scsw.count = ccw.count - len; memset(sch->sense_data, 0, sizeof(sch->sense_data)); ret = 0; @@ -930,7 +931,7 @@ static int css_interpret_ccw(SubchDev *sch, hwaddr ccw_addr, } else { sense_id.reserved = 0; } - cpu_physical_memory_write(ccw.cda, &sense_id, len); + ccw_dstream_write_buf(&sch->cds, &sense_id, len); sch->curr_status.scsw.count = ccw.count - len; ret = 0; break; -- 2.13.5