Linux Power Management development
 help / color / mirror / Atom feed
From: Anson Huang <Anson.Huang@nxp.com>
To: rui.zhang@intel.com, daniel.lezcano@linaro.org,
	amit.kucheria@verdurent.com, shawnguo@kernel.org,
	s.hauer@pengutronix.de, kernel@pengutronix.de,
	festevam@gmail.com, linux-pm@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Cc: Linux-imx@nxp.com
Subject: [PATCH] thermal: imx_sc_thermal: Fix incorrect data type
Date: Thu, 19 Mar 2020 16:26:20 +0800	[thread overview]
Message-ID: <1584606380-9972-1-git-send-email-Anson.Huang@nxp.com> (raw)

The temperature value passed from SCU could be negative value,
the data type should be signed instead of unsigned.

Fixes: ed0843633fee ("thermal: imx_sc: add i.MX system controller thermal support")
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
 drivers/thermal/imx_sc_thermal.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/thermal/imx_sc_thermal.c b/drivers/thermal/imx_sc_thermal.c
index dbb277a..a8723b1 100644
--- a/drivers/thermal/imx_sc_thermal.c
+++ b/drivers/thermal/imx_sc_thermal.c
@@ -30,8 +30,8 @@ struct req_get_temp {
 } __packed __aligned(4);
 
 struct resp_get_temp {
-	u16 celsius;
-	u8 tenths;
+	s16 celsius;
+	s8 tenths;
 } __packed __aligned(4);
 
 struct imx_sc_msg_misc_get_temp {
-- 
2.7.4


             reply	other threads:[~2020-03-19  8:33 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-19  8:26 Anson Huang [this message]
2020-03-19  8:54 ` [PATCH] thermal: imx_sc_thermal: Fix incorrect data type Amit Kucheria
2020-03-19 11:55 ` Daniel Lezcano

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=1584606380-9972-1-git-send-email-Anson.Huang@nxp.com \
    --to=anson.huang@nxp.com \
    --cc=Linux-imx@nxp.com \
    --cc=amit.kucheria@verdurent.com \
    --cc=daniel.lezcano@linaro.org \
    --cc=festevam@gmail.com \
    --cc=kernel@pengutronix.de \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=rui.zhang@intel.com \
    --cc=s.hauer@pengutronix.de \
    --cc=shawnguo@kernel.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox