Am Freitag, den 10.02.2012, 05:58 -0500 schrieb David Airlie: > > using radeontool 1.6.2-1.1 from Debian Wheezy/testing [1] > > > > $ sudo radeontool --debug light off > > Found card 1002:9555 (30000) > > Radeon found. Base control address is 7f0746826000; base > > framebuffer address is 7f0735e73000. > > reading RADEON_LVDS_GEN_CNTL (2d0) is 00000000 > > writing RADEON_LVDS_GEN_CNTL (2d0) -> 00000000 > > > > does not turn off the backlight of the laptop monitor. This is a > > Lenovo > > G555 laptop with a ATI Radeon HD 4200 graphic device [2]. > > > > Do I need to submit a report to Freedesktop.org’s Bugzilla bug > > tracking system? > > radeontool doesn't support turning on/off backlights on newer GPUs, and I'm not sure I see any reason for it to do so. Because it says so in its description. > It was originally in radeontool as a hack around lack of drivers. Interesting. Maybe add to the `--help` text and the manual page which GPUs are supported. Thanks, Paul
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