Created attachment 111914 [details] acpi dump Platform: Braswell M CPU : Intel(R) CPU @ 1.36GHz (family: 6, model: 76 stepping: 2) SoC : BSW B1 CRB : BRASWELL RVP Fab2 Mandatory Reworks Software Linux distribution: Ubuntu 14.04 LTS 64 bits Kernel: 3.19-rc1 from mwesterb-linux, head= braswell, git://git-amr-4.devtools.intel.com/mwesterb-linux.git or 3.19-rc2 from git-amr-2.devtools.intel.com otc_eywa-linux-eywa BIOS: BRASWEL1.X64.0052.R00.1412261152 TXE FW: 2.0.0.2042 Ksc: 1.06 Pre-conditions: ------------------- Use any computer/device to remotely access to the DUT Check DUT IP adress Steps: ---------- 1. Execute command as root: echo mem > /sys/power/state 2. Wait 60 seconds 3. Resume with power button 4. Wait a moment Actual result: --------------- 4. DUT is resumed (ssh works) but screen is off Expected result: --------------------- 4. DUT resumes with screen on
Created attachment 111915 [details] serial log
Created attachment 111916 [details] Kernel configuration
To use i915 on this platform you need to set CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT
Created attachment 111949 [details] config-3.19-rc2-Eywa This is the same result with CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT=y
The dmesg is required if you want to show that you are actually using the i915.ko.
(In reply to Chris Wilson from comment #5) > The dmesg is required if you want to show that you are actually using the > i915.ko. Preferably with drm.debug=14 too.
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