linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Heiko Stuebner <heiko@sntech.de>
To: Philipp Zabel <p.zabel@pengutronix.de>, broonie@kernel.org
Cc: David Airlie <airlied@linux.ie>,
	djkurtz@chromium.org, Yakir Yang <ykk@rock-chips.com>,
	Fabio Estevam <fabio.estevam@freescale.com>,
	dianders@chromium.org, Andy Yan <andy.yan@rock-chips.com>,
	Mark Yao <mark.yao@rock-chips.com>,
	linux-rockchip@lists.infradead.org,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
	Pawel Moll <pawel.moll@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	Kumar Gala <galak@codeaurora.org>,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/3] regulator: don't emit errors in {devm_}regulator_bulk_get when defering
Date: Tue, 10 Mar 2015 00:22:06 +0100	[thread overview]
Message-ID: <9261130.uPvufuEFrr@phil> (raw)
In-Reply-To: <1429128.MSqYm0qZ9p@phil>

When {devm_}regulator_get returns -EPROBE_DEFER the driver in question will
try probing again at a later time. So don't spam the log with failure messages
as this is an expected result of probe ordering.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
 drivers/regulator/core.c   | 5 +++--
 drivers/regulator/devres.c | 5 +++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 52af1d7..07ca6cb 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -3163,8 +3163,9 @@ int regulator_bulk_get(struct device *dev, int num_consumers,
 						      consumers[i].supply);
 		if (IS_ERR(consumers[i].consumer)) {
 			ret = PTR_ERR(consumers[i].consumer);
-			dev_err(dev, "Failed to get supply '%s': %d\n",
-				consumers[i].supply, ret);
+			if (ret != -EPROBE_DEFER)
+				dev_err(dev, "Failed to get supply '%s': %d\n",
+					consumers[i].supply, ret);
 			consumers[i].consumer = NULL;
 			goto err;
 		}
diff --git a/drivers/regulator/devres.c b/drivers/regulator/devres.c
index 6ec1d40..78e460d 100644
--- a/drivers/regulator/devres.c
+++ b/drivers/regulator/devres.c
@@ -168,8 +168,9 @@ int devm_regulator_bulk_get(struct device *dev, int num_consumers,
 							   consumers[i].supply);
 		if (IS_ERR(consumers[i].consumer)) {
 			ret = PTR_ERR(consumers[i].consumer);
-			dev_err(dev, "Failed to get supply '%s': %d\n",
-				consumers[i].supply, ret);
+			if (ret != -EPROBE_DEFER)
+				dev_err(dev, "Failed to get supply '%s': %d\n",
+					consumers[i].supply, ret);
 			consumers[i].consumer = NULL;
 			goto err;
 		}
-- 
2.1.4



  reply	other threads:[~2015-03-09 23:22 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-09 23:21 [PATCH 0/3] add power-supply support to dw_hdmi Heiko Stuebner
2015-03-09 23:22 ` Heiko Stuebner [this message]
2015-03-10 12:07   ` [PATCH 1/3] regulator: don't emit errors in {devm_}regulator_bulk_get when defering Mark Brown
2015-03-10 12:33     ` Heiko Stuebner
2015-03-09 23:22 ` [PATCH 2/3] drm/bridge: dw-hdmi: support optional supply regulators Heiko Stuebner
2015-03-10  9:16   ` Philipp Zabel
2015-03-10  9:43     ` Heiko Stuebner
2015-03-09 23:23 ` [PATCH 3/3] ARM: dts: rockchip: add hdmi analog power supplies to rk3288 boards Heiko Stuebner
2015-03-10  9:08 ` [PATCH 0/3] add power-supply support to dw_hdmi Philipp Zabel
2015-03-10  9:58 ` Russell King - ARM Linux

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=9261130.uPvufuEFrr@phil \
    --to=heiko@sntech.de \
    --cc=airlied@linux.ie \
    --cc=andy.yan@rock-chips.com \
    --cc=broonie@kernel.org \
    --cc=devicetree@vger.kernel.org \
    --cc=dianders@chromium.org \
    --cc=djkurtz@chromium.org \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=fabio.estevam@freescale.com \
    --cc=galak@codeaurora.org \
    --cc=ijc+devicetree@hellion.org.uk \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rockchip@lists.infradead.org \
    --cc=mark.rutland@arm.com \
    --cc=mark.yao@rock-chips.com \
    --cc=p.zabel@pengutronix.de \
    --cc=pawel.moll@arm.com \
    --cc=robh+dt@kernel.org \
    --cc=ykk@rock-chips.com \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).