14.09.2011 4:52, maximilian attems пишет:
It works with the last experimental kernel (3.1-rc4)!!! The brightness changes but there are still messages in dmesg:On Tue, Sep 13, 2011 at 03:43:11PM -0400, Dmitriy A. Istselemov wrote:13.09.2011 5:01, maximilian attems пишет:I have Lenovo V570 laptop. i have tried different kernels 2.6.38, 2.6.39 but on all of them I can't change the bightness of the screen.How about newer 3.0 images? do they work? thank you.The 3.0 kernel doesn't change anything. Brightness still doesn't change.In that case please test against experimental 3.1-rcX thank you
geser@lenovo-v570:~$ dmesg | tail [ 126.811677] ACPI: Failed to switch the brightness [ 126.811706] ACPI: Failed to switch the brightness [ 127.010064] ACPI: Failed to switch the brightness [ 127.010083] ACPI: Failed to switch the brightness [ 127.208326] ACPI: Failed to switch the brightness [ 127.208349] ACPI: Failed to switch the brightness [ 127.421701] ACPI: Failed to switch the brightness [ 127.421729] ACPI: Failed to switch the brightness [ 127.637072] ACPI: Failed to switch the brightness [ 127.637101] ACPI: Failed to switch the brightness -- С уважением, Дмитрий Александрович Исцелемов With best regards, Dmitriy A. Istselemov