<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - [bdw regression 4.8] Severe graphics regression, rainbow glitching and flickering on Intel Broadwell 5500U integrated graphics" href="https://bugs.freedesktop.org/show_bug.cgi?id=97918#c52">Comment # 52</a> on <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - [bdw regression 4.8] Severe graphics regression, rainbow glitching and flickering on Intel Broadwell 5500U integrated graphics" href="https://bugs.freedesktop.org/show_bug.cgi?id=97918">bug 97918</a> from <a class="email" href="mailto:kxra@riseup.net" title="kxra@riseup.net">kxra@riseup.net</a> <pre>(In reply to Jari Tahvanainen from <a href="show_bug.cgi?id=97918#c50">comment #50</a>) > (In reply to kxra from <a href="show_bug.cgi?id=97918#c49">comment #49</a>) > > okay, I have just upgraded to kernel 4.12.5 and the screen tearing / > > flickering still makes the system unusable but it isn't constant as before. > > not sure if this is connected to a change or just cooincidence, since the > > problem is still present > > This bug is about flickering in BDW - this case is related to KBL based on > <a href="show_bug.cgi?id=97918#c48">comment 48</a> - let's not mix these. <a href="mailto:kxra@riseup.net">kxra@riseup.net</a> , please provide dmesg > having drm.debug=0x1e log_buf_len=1M used on kernel command line (see > <a href="https://01.org/linuxgraphics/documentation/how-report-bugs">https://01.org/linuxgraphics/documentation/how-report-bugs</a>) into one of the > bugs given below query. Or if none of below bugs apply then please create > new one for KBL. > <a href="https://bugs.freedesktop.org/buglist">https://bugs.freedesktop.org/buglist</a>. > cgi?bug_status=UNCONFIRMED&bug_status=NEW&bug_status=ASSIGNED&bug_status=REOP > ENED&bug_status=RESOLVED&bug_status=VERIFIED&bug_status=NEEDINFO&bug_status=P > LEASETEST&component=DRM%2FIntel&f1=cf_i915_platform&list_id=621946&longdesc=f > lick&longdesc_type=substring&o1=substring&product=DRI&query_format=advanced&v > 1=KBL thanks, I added to this: <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - [KBL] Constant display flicker after i915 is initialised (horizontal lines in graphics mode, flickering in tty)" href="show_bug.cgi?id=101586">https://bugs.freedesktop.org/show_bug.cgi?id=101586</a></pre> </div> <hr> You are receiving this mail because: <ul> <li>You are on the CC list for the bug.</li> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>