<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - Asus U38N: Black screen with Radeon driver in Linux" href="https://bugs.freedesktop.org/show_bug.cgi?id=73530#c96">Comment # 96</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - Asus U38N: Black screen with Radeon driver in Linux" href="https://bugs.freedesktop.org/show_bug.cgi?id=73530">bug 73530</a> from <a class="email" href="mailto:nicolas.werner@ymail.com" title="Nicolas Werner <nicolas.werner@ymail.com>"> Nicolas Werner</a> <pre>(In reply to Alex Deucher from <a href="show_bug.cgi?id=73530#c95">comment #95</a>) > Created <a href="attachment.cgi?id=115780" name="attach_115780" title="add some debugging output">attachment 115780</a> <a href="attachment.cgi?id=115780&action=edit" title="add some debugging output">[details]</a> <a href='page.cgi?id=splinter.html&bug=73530&attachment=115780'>[review]</a> [review] > add some debugging output > > Can you attach the dmesg output with the attached patch? Seems like we're getting somewhere, looks like a bad pointer? [ 5.645981] [drm] radeon_dp_getdpcd [ 5.645988] [drm] dig_connector ffff8802a21c42c0 [ 5.645991] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00 [ 5.677325] [drm] fb mappable at 0xD047B000 [ 5.677330] [drm] vram apper at 0xD0000000 [ 5.677332] [drm] size 8294400 [ 5.677335] [drm] fb depth is 24 [ 5.677337] [drm] pitch is 7680 [ 5.677542] fbcon: radeondrmfb (fb0) is primary device [ 5.677635] [drm:radeon_dp_set_link_config] *ERROR* corrupt dpcd, updating [ 5.678223] [drm] radeon_dp_set_link_config, 540000, 1 [ 5.678224] [drm] dig_connector ffff8802a21c42a0 [ 5.678225] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 6.818832] [drm:radeon_dp_set_rx_power_state] *ERROR* corrupt dpcd, updating [ 6.819418] [drm] radeon_dp_set_rx_power_state, 0 [ 6.819420] [drm] dig_connector ffff8802a21c42a0 [ 6.819421] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 7.953814] [drm:radeon_dp_link_train] *ERROR* corrupt dpcd, updating [ 7.954642] [drm] radeon_dp_link_train [ 7.954644] [drm] dig_connector ffff8802a21c42a0 [ 7.954645] [drm] DPCD: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 7.954646] [drm] dp_info dpcd: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 7.954647] [drm:radeon_dp_set_rx_power_state] *ERROR* corrupt dpcd, updating [ 7.954950] [drm] radeon_dp_getdpcd [ 7.954951] [drm] dig_connector ffff8802a21c42a0 [ 7.954952] [drm] DPCD: 11 0a 02 00 00 00 00 00 00 00 00 00 00 00 00 [ 7.954954] [drm] radeon_dp_set_rx_power_state, 17 [ 7.954955] [drm] dig_connector ffff8802a21c42a0 [ 7.954956] [drm] DPCD: 11 0a 02 00 00 00 00 00 00 00 00 00 00 00 00 [ 7.962990] [drm:radeon_dp_link_train_cr] *ERROR* clock recovery tried 5 times [ 7.962991] [drm:radeon_dp_link_train_cr] *ERROR* clock recovery failed [ 8.361691] radeon 0000:00:01.0: fb0: radeondrmfb frame buffer device [ 8.390386] [drm] Initialized radeon 2.40.0 20080528 for 0000:00:01.0 on minor 0 [ 10.548765] [drm] radeon_dp_getdpcd [ 10.548773] [drm] dig_connector ffff8802a21c42c0 [ 10.548777] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00 [ 10.579288] [drm] radeon_dp_getdpcd [ 10.579297] [drm] dig_connector ffff8802a21c42c0 [ 10.579300] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00 [ 10.638418] [drm] radeon_dp_getdpcd [ 10.638425] [drm] dig_connector ffff8802a21c42c0 [ 10.638428] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00 [ 10.667255] [drm] radeon_dp_getdpcd [ 10.667263] [drm] dig_connector ffff8802a21c42c0 [ 10.667267] [drm] DPCD: 11 0a 84 01 00 0b 01 01 02 00 00 00 00 00 00</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>