From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maciej Rutecki Date: Wed, 18 Aug 2010 18:46:37 +0000 Subject: [REGRESSION] [2.6.36-rc1] [DRM INTEL] [drm:intel_calculate_wm] *ERROR* Insufficient FIFO for plane, Message-Id: <201008182046.37732.maciej.rutecki@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, airlied@linux.ie Last known good: 2.6.35 Failing kernel: 2.6.36-rc1 During boot kernel display this message: [ 0.831906] [drm:intel_calculate_wm] *ERROR* Insufficient FIFO for plane, expect flickering: entries required = 36, available = 28. [ 0.895058] [drm:intel_calculate_wm] *ERROR* Insufficient FIFO for plane, expect flickering: entries required = 36, available = 28. [ 0.895066] [drm:intel_calculate_wm] *ERROR* Insufficient FIFO for plane, expect flickering: entries required = 36, available = 28. [ 0.895287] [drm:intel_calculate_wm] *ERROR* Insufficient FIFO for plane, expect flickering: entries required = 36, available = 28. [ 0.916426] [drm:intel_calculate_wm] *ERROR* Insufficient FIFO for plane, expect flickering: entries required = 36, available = 28. Systems seems work OK, but in 2.6.35 I don't have this message. On another system with 2.6.36-rc1 kernel I have the same message. lspci: http://unixy.pl/maciek/download/kernel/2.6.36-rc1/zlom/lspci.txt .config: http://unixy.pl/maciek/download/kernel/2.6.36-rc1/zlom/config-2.6.36-rc1 dmesg: http://unixy.pl/maciek/download/kernel/2.6.36-rc1/zlom/dmesg-2.6.36-rc1.txt Regards -- Maciej Rutecki http://www.maciek.unixy.pl