From: Seungwon Jeon <tgih.jun@samsung.com>
To: linux-mmc@vger.kernel.org
Cc: 'Chris Ball' <cjb@laptop.org>, 'Jaehoon Chung' <jh80.chung@samsung.com>
Subject: [PATCH RESEND] mmc: dw_mmc: fix fifo access for 64-bit
Date: Mon, 25 Mar 2013 16:28:22 +0900 [thread overview]
Message-ID: <001c01ce292a$54a35a80$fdea0f80$%jun@samsung.com> (raw)
In-Reply-To:
mci_writew causes a failure of fifo access for 64-bit.
mci_writeq is correct.
Signed-off-by: Seungwon Jeon <tgih.jun@samsung.com>
---
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
next reply other threads:[~2013-03-25 7:28 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-25 7:28 Seungwon Jeon [this message]
2013-03-26 12:02 ` [PATCH RESEND] mmc: dw_mmc: fix fifo access for 64-bit Jaehoon Chung
2013-04-04 13:56 ` Chris Ball
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