From: Jaehoon Chung <jh80.chung@samsung.com>
To: linux-mmc <linux-mmc@vger.kernel.org>
Cc: Chris Ball <cjb@laptop.org>, Will Newton <will.newton@imgtec.com>,
James Hogan <james.hogan@imgtec.com>,
Kyungmin Park <kyungmin.park@samsung.com>
Subject: [PATCH] mmc: dw_mmc: fixed wrong bit operation for SDMMC_GET_FCNT()
Date: Thu, 05 Jan 2012 19:12:57 +0900 [thread overview]
Message-ID: <4F0577A9.5080302@samsung.com> (raw)
In status register, fifo_count is bit[29:17].
(0x1FFF is correctly)
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
drivers/mmc/host/dw_mmc.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h
index 72c071f..df392a1 100644
--- a/drivers/mmc/host/dw_mmc.h
+++ b/drivers/mmc/host/dw_mmc.h
@@ -126,7 +126,7 @@
#define SDMMC_CMD_RESP_EXP BIT(6)
#define SDMMC_CMD_INDX(n) ((n) & 0x1F)
/* Status register defines */
-#define SDMMC_GET_FCNT(x) (((x)>>17) & 0x1FF)
+#define SDMMC_GET_FCNT(x) (((x)>>17) & 0x1FFF)
/* Internal DMAC interrupt defines */
#define SDMMC_IDMAC_INT_AI BIT(9)
#define SDMMC_IDMAC_INT_NI BIT(8)
next reply other threads:[~2012-01-05 10:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-05 10:12 Jaehoon Chung [this message]
2012-01-05 10:20 ` [PATCH] mmc: dw_mmc: fixed wrong bit operation for SDMMC_GET_FCNT() Will Newton
2012-01-05 15:33 ` Chris Ball
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