Hi all, according to you request I would like to report that my Lenovo IdeaPad y510p requires i915.invert_brightness=1 parameter to not dim screen right after booting. I'm using 3.17.0-rc1. PCI device ID, subsystem vendor and subsystem device ID data: [12:39:34] pietrushnic:~ $ lspci -s 00:02.0 -vmm Slot: 00:02.0 Class: VGA compatible controller Vendor: Intel Corporation Device: 4th Gen Core Processor Integrated Graphics Controller SVendor: Lenovo SDevice: Device 3801 Rev: 06 [12:39:58] pietrushnic:~ $ lspci -s 00:02.0 -vmm -n Slot: 00:02.0 Class: 0300 Vendor: 8086 Device: 0416 SVendor: 17aa SDevice: 3801 Rev: 06 Regards, Piotr Król _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel