mtd: eLBC NAND: give more verbose output on error

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Gitweb:     http://git.infradead.org/?p=mtd-2.6.git;a=commit;h=c1317f7163d287805b8e12af12d04a2a6ead865c
Commit:     c1317f7163d287805b8e12af12d04a2a6ead865c
Parent:     476459a6cf46d20ec73d9b211f3894ced5f9871e
Author:     Scott Wood <scottwood at freescale.com>
AuthorDate: Fri Nov 13 14:14:15 2009 -0600
Committer:  David Woodhouse <David.Woodhouse at intel.com>
CommitDate: Mon Nov 30 09:53:55 2009 +0000

    mtd: eLBC NAND: give more verbose output on error
    
    We want error information even if the kernel hasn't been built for verbose
    debugging.
    
    Signed-off-by: Scott Wood <scottwood at freescale.com>
    Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy at nokia.com>
    Signed-off-by: David Woodhouse <David.Woodhouse at intel.com>
---
 drivers/mtd/nand/fsl_elbc_nand.c |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c
index 5b51ed3..ae30fb6 100644
--- a/drivers/mtd/nand/fsl_elbc_nand.c
+++ b/drivers/mtd/nand/fsl_elbc_nand.c
@@ -237,12 +237,15 @@ static int fsl_elbc_run_command(struct mtd_info *mtd)
 
 	ctrl->use_mdr = 0;
 
-	dev_vdbg(ctrl->dev,
-	         "fsl_elbc_run_command: stat=%08x mdr=%08x fmr=%08x\n",
-	         ctrl->status, ctrl->mdr, in_be32(&lbc->fmr));
+	if (ctrl->status != LTESR_CC) {
+		dev_info(ctrl->dev,
+		         "command failed: fir %x fcr %x status %x mdr %x\n",
+		         in_be32(&lbc->fir), in_be32(&lbc->fcr),
+		         ctrl->status, ctrl->mdr);
+		return -EIO;
+	}
 
-	/* returns 0 on success otherwise non-zero) */
-	return ctrl->status == LTESR_CC ? 0 : -EIO;
+	return 0;
 }
 
 static void fsl_elbc_do_read(struct nand_chip *chip, int oob)