All of lore.kernel.org
 help / color / mirror / Atom feed
From: Scott Wood <scottwood@freescale.com>
To: dwmw2@infradead.org
Cc: linuxppc-dev@ozlabs.org, linux-mtd@lists.infradead.org
Subject: [PATCH 3/3] eLBC NAND: give more verbose output on error
Date: Fri, 13 Nov 2009 14:14:15 -0600	[thread overview]
Message-ID: <20091113201415.GA8345@loki.buserror.net> (raw)

We want error information even if the kernel hasn't been built for verbose
debugging.

Signed-off-by: Scott Wood <scottwood@freescale.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)
-- 
1.6.4.4

                 reply	other threads:[~2009-11-13 20:14 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20091113201415.GA8345@loki.buserror.net \
    --to=scottwood@freescale.com \
    --cc=dwmw2@infradead.org \
    --cc=linux-mtd@lists.infradead.org \
    --cc=linuxppc-dev@ozlabs.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.