From mboxrd@z Thu Jan 1 00:00:00 1970 From: Seungwon Jeon Subject: [PATCH RESEND] mmc: dw_mmc: fix fifo access for 64-bit Date: Mon, 25 Mar 2013 16:28:22 +0900 Message-ID: <001c01ce292a$54a35a80$fdea0f80$%jun@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mailout1.samsung.com ([203.254.224.24]:29977 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754948Ab3CYH2Y (ORCPT ); Mon, 25 Mar 2013 03:28:24 -0400 Received: from epcpsbgr5.samsung.com (u145.gpu120.samsung.co.kr [203.254.230.145]) by mailout1.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MK700HFKGR3RRS0@mailout1.samsung.com> for linux-mmc@vger.kernel.org; Mon, 25 Mar 2013 16:28:22 +0900 (KST) References: In-reply-to: Content-language: ko Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-mmc@vger.kernel.org Cc: 'Chris Ball' , 'Jaehoon Chung' mci_writew causes a failure of fifo access for 64-bit. mci_writeq is correct. Signed-off-by: Seungwon Jeon --- drivers/mmc/host/dw_mmc.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index a443820..753c55c 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -1373,8 +1373,9 @@ static void dw_mci_push_data64(struct dw_mci *host, void *buf, int cnt) int len = dw_mci_push_part_bytes(host, buf, cnt); buf += len; cnt -= len; + if (host->part_buf_count == 8) { - mci_writew(host, DATA(host->data_offset), + mci_writeq(host, DATA(host->data_offset), host->part_buf); host->part_buf_count = 0; } -- 1.7.0.4