From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 73338] Fan speed in idle at 40% with radeonsi and at 18% with catalyst Date: Sun, 04 Jan 2015 14:11:58 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1245057295==" Return-path: Received: from culpepper.freedesktop.org (unknown [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id 7C51D6E161 for ; Sun, 4 Jan 2015 06:11:58 -0800 (PST) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============1245057295== Content-Type: multipart/alternative; boundary="1420380718.3Bb4DD85.6837"; charset="UTF-8" --1420380718.3Bb4DD85.6837 Date: Sun, 4 Jan 2015 14:11:58 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" https://bugs.freedesktop.org/show_bug.cgi?id=73338 --- Comment #73 from !evil --- (In reply to Chernovsky Oleg from comment #24) > Created attachment 105853 [details] [review] > experimental patch for CI (BONAIRE etc.) for enabling fan control > > So I've come up with patch that enables manual fan override for CI family at > least. I've tested it on my BONAIRE card, Radeon R7 260X. > > INSTALLATION: > After compile and reboot there will be new debugfs file, > /sys/class/drm/card0/device/power_fan_control > > READ: > cat /sys/class/drm/card0/device/power_fan_control > correct values are 0 to 100 > on first reads it'll probably show some incorrect percentage value due to > manual control not yet enabled > > WRITE: > echo 40 > /sys/class/drm/card0/device/power_fan_control > correct values are 0 to 100 Is there an easy way to get something similar working with the latest kernel (3.19 rc2)? Obviously there is disabled code (#if 0) but simply enabling it won't change anything i suppose. Also, I need it for SI (R9 280). -- You are receiving this mail because: You are the assignee for the bug. --1420380718.3Bb4DD85.6837 Date: Sun, 4 Jan 2015 14:11:58 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8"

Comment # 73 on bug 73338 from 
(In reply to Chernovsky Oleg from comment #24)
> Created attachment 105853 [details] [review] [review]
> experimental patch for CI (BONAIRE etc.) for enabling fan control
> 
> So I've come up with patch that enables manual fan override for CI family at
> least. I've tested it on my BONAIRE card, Radeon R7 260X.
> 
> INSTALLATION:
> After compile and reboot there will be new debugfs file,
> /sys/class/drm/card0/device/power_fan_control
> 
> READ:
> cat /sys/class/drm/card0/device/power_fan_control
> correct values are 0 to 100
> on first reads it'll probably show some incorrect percentage value due to
> manual control not yet enabled
> 
> WRITE:
> echo 40 > /sys/class/drm/card0/device/power_fan_control
> correct values are 0 to 100

Is there an easy way to get something similar working with the latest kernel
(3.19 rc2)? Obviously there is disabled code (#if 0) but simply enabling it
won't change anything i suppose. Also, I need it for SI (R9 280).

You are receiving this mail because:
  • You are the assignee for the bug.
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