<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <meta name="Generator" content="Microsoft Word 14 (filtered medium)"> <style></style> </head> <body lang="ZH-CN" link="blue" vlink="purple" style="text-justify-trim:punctuation"> <div class="WordSection1"> <a name="OLE_LINK14"></a><a name="OLE_LINK15">Summary<o:p></o:p></a> We covered the platform: Skylake, Braswell, Broadwell, Haswell, Baytrail, Sandybridge. In this circle, 10 new bugs have been found (<a href="https://bugs.freedesktop.org/show_bug.cgi?id=89055">89055</a>, <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89073">89073</a> , <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89074">89074</a>, <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89036">89036</a>, <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89053">89053</a> , <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89350">89350</a>, <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89461">89461</a>, <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89462">89462</a>, <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89439">89439</a>, <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89454">89454</a>, <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89401">89401</a>) in manual testing and 3 new bugs have been found in nightly tetsing.<o:p></o:p> <o:p> </o:p> <o:p> </o:p> Test Environment<o:p></o:p> Kernel version: drm-intel-testing-2015-02-27 commit f4213123347e2c8027afe113de47ea7627f95cd8<o:p></o:p> <o:p> </o:p> Quality Status<o:p></o:p> <table class="MsoNormalTable" border="0" cellspacing="0" cellpadding="0" width="525" style="width:393.4pt;margin-left:4.65pt;border-collapse:collapse"> <tbody> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> Platform<o:p></o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border:solid windowtext 1.0pt;border-left:none;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> Status<o:p></o:p> </td> </tr> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> SKL<o:p></o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> Tested on Skylake mobile<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89055">89055</a> [SKL mobile]"testdisplay –a "case causes Call Trace "at drivers/gpu/drm/i915/intel_pm.c"<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89073">89073</a> [SKL mobile]DP probably fails to be lighted up , plug in after os boot up.<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89074">89074</a> [SKL mobile]HDMI sporadically fails to be lighted up , plug in after os boot up. <o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89036">89036</a> [SKL regression] 3 pipe displays cannot work together randomly(fail rate: 20%)<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89053">89053</a> [SKL] “xrandr –output DP2 –rotation <rotation>” leads black screen. <o:p></o:p> <o:p> </o:p> </td> </tr> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> BSW<o:p></o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> Tested with V55 BIOS with ‘dynamic memory self refresh’ disabled as a workaround of black screen issue (<a href="https://bugs.freedesktop.org/show_bug.cgi?id=87666">87666 </a>). To workaround bug 89350, we also apply the patch in 89350 upon drm-intel-testing-2015-02-27. <o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89350">89350</a> - [BSW bisected] kernel fails to start up<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89461">89461</a> - [BSW] replug HDMI/DP cable does not light up screen sometimes<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89462">89462</a> - [BSW] System recognize DVI monitor as HDMI<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89005">89005</a> - [BSW Regression] System will hang after suspend/resume for several times<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89002">89002</a> testdisplay shows black screen for HDMI 4K monitor<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=88963">88963</a> [BSW] DP screen is black when running testdisplay on some modes<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=88382">88382</a> HDMI screen becomes black after resuming from S3/S4<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=87666">87666 </a>[BSW] Only DP screen shows text when DP and HDMI screen are connected<o:p></o:p> <o:p></o:p> </td> </tr> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> BDW<o:p></o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89439">89439</a> - [BDW] xterm disappears on HDMI screen if rotate from left to right after S3<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=86478">86478</a> *ERROR* uncleared pch fifo underrun on pch transcoder A & *ERROR* uncleared fifo underrun on pipe B while plugging in VGA<o:p></o:p> <o:p> </o:p> Below bug is fixed:<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=88875">88875</a> [HSW/BDW]S4 resume cause reboot sporadically: Not our bug<o:p></o:p> </td> </tr> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> HSW<o:p></o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=86233">86233</a> - [HSW regression] PCH transcoder A FIFO underrun while hot-plug VGA<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=82551">82551</a> - [HSW/BDW] HDMI hot plug sporadically cause ERROR<o:p></o:p> <o:p> </o:p> <o:p> </o:p> Below bug is fixed:<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=88875">88875</a> [HSW/BDW]S4 resume cause reboot sporadically: Not our bug<o:p></o:p> </td> </tr> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> BYT<o:p></o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89454">89454</a> - [BYT-M]S3 state cause dmesg error<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89401">89401</a> - [BYT]Some testdisplay case cause screen flicker on testing branch<o:p></o:p> <o:p> </o:p> </td> </tr> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border-top:none;border-left:solid windowtext 1.0pt;border-bottom:none;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> SNB<o:p></o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border:none;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=83516">83516</a> - [SNB/HSW] *ERROR* too many voltage retries, give up<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=74102">74102</a> - [ILK/SNB/IVB/HSW]igt/testdisplay causes *ERROR* Pipe A FIFO underrun<o:p></o:p> </td> </tr> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border-top:none;border-left:solid windowtext 1.0pt;border-bottom:none;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> <o:p> </o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border:none;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> <o:p> </o:p> </td> </tr> <tr style="height:15.75pt"> <td width="72" nowrap="" style="width:54.0pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> <o:p> </o:p> </td> <td width="453" nowrap="" style="width:339.4pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.75pt"> <o:p> </o:p> </td> </tr> </tbody> </table> <o:p> </o:p> New bugs found in nightly testing:<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89399">89399</a> - [BYT]igt/kms_flip/flip-vs-expired-vblank fail<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89390">89390</a> - [HSW/BDW]gem_exec_big causes system hang<o:p></o:p> <a href="https://bugs.freedesktop.org/show_bug.cgi?id=89388">89388</a> - [all bisected]system hang and BUG: unable to handle kernel NULL pointer dereference at 0000000000000084 when kill X<o:p></o:p> <o:p> </o:p> <o:p> </o:p> Power saving measurement :<o:p></o:p> <o:p> </o:p> <table class="MsoNormalTable" border="0" cellspacing="0" cellpadding="0" width="473" style="width:354.75pt;margin-left:-.75pt;border-collapse:collapse"> <tbody> <tr style="height:13.5pt"> <td width="473" nowrap="" colspan="2" valign="bottom" style="width:354.75pt;border:solid black 1.0pt;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> HSWU36<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> drm-intel-testing-02-27<o:p></o:p> </td> <td width="151" nowrap="" valign="bottom" style="width:4.0cm;border-top:none;border-left:none;border-bottom:solid black 1.0pt;border-right:solid black 1.0pt;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> save consumption<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#C5D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> i915.enable_fbc=1 <o:p></o:p> </td> <td width="151" nowrap="" rowspan="2" valign="bottom" style="width:4.0cm;border:none;border-bottom:solid black 1.0pt;background:#C6D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> 0.60%<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#8DB4E2;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> i915.enable_fbc=1=-1 (default)disable<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> </td> <td width="151" nowrap="" valign="bottom" style="width:4.0cm;border-top:none;border-left:none;border-bottom:solid black 1.0pt;border-right:solid black 1.0pt;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#C5D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> i915.disable_power_well=1<o:p></o:p> </td> <td width="151" nowrap="" rowspan="2" valign="bottom" style="width:4.0cm;border-top:none;border-left:none;border-bottom:solid black 1.0pt;border-right:solid black 1.0pt;background:#C6D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> 0.65%<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#8DB4E2;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> i915.disable_power_well=0<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="473" nowrap="" colspan="2" valign="bottom" style="width:354.75pt;border:solid black 1.0pt;border-top:none;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> BDW21<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> drm-intel-testing-02-27<o:p></o:p> </td> <td width="151" nowrap="" valign="bottom" style="width:4.0cm;border-top:none;border-left:none;border-bottom:solid black 1.0pt;border-right:solid black 1.0pt;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> save consumption<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#C5D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> i915.enable_fbc=1 <o:p></o:p> </td> <td width="151" nowrap="" rowspan="2" valign="bottom" style="width:4.0cm;border-top:none;border-left:none;border-bottom:solid black 1.0pt;border-right:solid black 1.0pt;background:#C6D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> 0.46%<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#8DB4E2;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> i915.enable_fbc=1=-1 (default)disable<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> </td> <td width="151" nowrap="" valign="bottom" style="width:4.0cm;border-top:none;border-left:none;border-bottom:solid black 1.0pt;border-right:solid black 1.0pt;background:#FBD4B4;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border-top:none;border-left:solid black 1.0pt;border-bottom:solid windowtext 1.0pt;border-right:solid black 1.0pt;background:#C5D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> i915.disable_power_well=1<o:p></o:p> </td> <td width="151" nowrap="" valign="bottom" style="width:4.0cm;border:none;border-right:solid black 1.0pt;background:#C6D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> 0.25%<o:p></o:p> </td> </tr> <tr style="height:13.5pt"> <td width="322" nowrap="" valign="bottom" style="width:241.35pt;border:solid black 1.0pt;border-top:none;background:#C5D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> i915.disable_power_well=0<o:p></o:p> </td> <td width="151" nowrap="" valign="bottom" style="width:4.0cm;border-top:none;border-left:none;border-bottom:solid black 1.0pt;border-right:solid black 1.0pt;background:#C6D9F1;padding:0cm 5.4pt 0cm 5.4pt;height:13.5pt"> <o:p> </o:p> </td> </tr> </tbody> </table> <o:p> </o:p> <o:p> </o:p> <o:p> </o:p> Bests<o:p></o:p> Jeff<o:p></o:p> </div> </body> </html>