View All Attachments for Bug 107698

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Attachment #141335
attachment-1742-0.html	text/html	2018-08-29 07:22:48 UTC	3.85 KB	no flags	Details

<html><head></head><body><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div>I tried to add&nbsp;<span style="white-space: pre-wrap;">amdgpu.dc=0 on the kernel command line, but this does not avoid the back screen.</span></div><div><span style="white-space: pre-wrap;"><br></span></div><div><span style="white-space: pre-wrap;">The screen go black when the amdgpu driver is loaded because I can catch to see nothing. I see bootloader only, I choose the kernel version for boot and then back screen.</span></div><div><span style="white-space: pre-wrap;"><br></span></div><div><span style="white-space: pre-wrap;">I don't know what to say but yesterday after I updated/upgraded all the packages , the screen go back if I boot also kernel 4.17.* </span></div><div><span style="white-space: pre-wrap;"><br></span></div><div><span style="white-space: pre-wrap;">I'll try to reinstall my desktop and I'll be back with my new details. I'm afraid I have an issue at my monitor (It's a TV).</span></div><div><br></div><div id="ydpd713da31yahoo_quoted_6206072035" class="ydpd713da31yahoo_quoted">
            <div style="font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;font-size:13px;color:#26282a;">
                
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                    On Tuesday, August 28, 2018, 10:47:31 AM GMT+3,  &lt;bugzilla-daemon@freedesktop.org&gt; wrote:
                </div>
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                <div><br></div>
                <div><div id="ydpd713da31yiv3051615065">
    
      
    
    <div><span class="ydpd713da31yiv3051615065vcard"><a class="ydpd713da31yiv3051615065email" href="mailto:michel@daenzer.net" title="Michel DÃ¤nzer <michel@daenzer.net>" rel="nofollow" target="_blank"> <span class="ydpd713da31yiv3051615065fn">Michel DÃ¤nzer</span></a>
</span> changed
          <a class="ydpd713da31yiv3051615065bz_bug_link ydpd713da31yiv3051615065bz_status_NEW" title="NEW - Ubuntu 18.10 kernel 4.18rc1-4.18.6 or kernel 4.19rc1" href="https://bugs.freedesktop.org/show_bug.cgi?id=107698" rel="nofollow" target="_blank">bug 107698</a>
          <br>
             <table border="1" cellspacing="0" cellpadding="8">
          <tbody><tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">CC</td>
           <td>
               &nbsp;
           </td>
           <td>harry.wentland@amd.com, sunpeng.li@amd.com
           </td>
         </tr></tbody></table>
      <p>
        </p><div>
            <b><a class="ydpd713da31yiv3051615065bz_bug_link ydpd713da31yiv3051615065bz_status_NEW" title="NEW - Ubuntu 18.10 kernel 4.18rc1-4.18.6 or kernel 4.19rc1" href="https://bugs.freedesktop.org/show_bug.cgi?id=107698#c4" rel="nofollow" target="_blank">Comment # 4</a>
              on <a class="ydpd713da31yiv3051615065bz_bug_link ydpd713da31yiv3051615065bz_status_NEW" title="NEW - Ubuntu 18.10 kernel 4.18rc1-4.18.6 or kernel 4.19rc1" href="https://bugs.freedesktop.org/show_bug.cgi?id=107698" rel="nofollow" target="_blank">bug 107698</a>
              from <span class="ydpd713da31yiv3051615065vcard"><a class="ydpd713da31yiv3051615065email" href="mailto:michel@daenzer.net" title="Michel DÃ¤nzer <michel@daenzer.net>" rel="nofollow" target="_blank"> <span class="ydpd713da31yiv3051615065fn">Michel DÃ¤nzer</span></a>
</span></b>
        <pre>Does amdgpu.dc=0 on the kernel command line avoid the black screen?

Does the screen go black when the amdgpu driver is loaded, or only when the
login screen is supposed to start?</pre>
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Attachment #141606
attachment-25512-0.html	text/html	2018-09-17 20:54:07 UTC	10.76 KB	no flags	Details

<html><head></head><body><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div></div>
        <div>I reinstalled my desktop but I have the same results. <br></div><div><br></div><div>I tried<span><pre>amdgpu.dc=0 on the kernel command line but no results, I have black screen.<br><br>It's working with kernel 4.17.* but not working with kernel 4.18.* or 4.19.*<br><br>Wich new details you need for solving this issue ?<br><br>Scuse me for delay but I had a two weeks holliday.<br><br>I have installed in my desktop Ubuntu 18.10.<br><br>Maybe it's usefull, you may see bellow:<br><span>&nbsp;dpkg --list | grep mesa<br>ii&nbsp; libegl-mesa0:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18.1.5-1ubuntu1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; free implementation of the EGL API -- Mesa vendor library<br>ii&nbsp; libegl1-mesa:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18.1.5-1ubuntu1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; transitional dummy package<br>ii&nbsp; libgl1-mesa-dri:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18.1.5-1ubuntu1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; free implementation of the OpenGL API -- DRI modules<br>ii&nbsp; libgl1-mesa-glx:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18.1.5-1ubuntu1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; transitional dummy package<br>ii&nbsp; libglapi-mesa:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18.1.5-1ubuntu1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; free implementation of the GL API -- shared library<br>ii&nbsp; libglu1-mesa:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 9.0.0-2.1build1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Mesa OpenGL utility library (GLU)<br>ii&nbsp; libglx-mesa0:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18.1.5-1ubuntu1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; free implementation of the OpenGL API -- GLX vendor library<br>ii&nbsp; mesa-utils&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 8.4.0-1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Miscellaneous Mesa GL utilities<br>ii&nbsp; mesa-va-drivers:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18.1.5-1ubuntu1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Mesa VA-API video acceleration drivers<br>ii&nbsp; mesa-vdpau-drivers:amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18.1.5-1ubuntu1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; amd64&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Mesa VDPAU video acceleration drivers<br><br></span>&nbsp;<br></pre></span><br></div><div><br></div>
        
        </div><div id="ydp142ebd9dyahoo_quoted_7567786174" class="ydp142ebd9dyahoo_quoted">
            <div style="font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;font-size:13px;color:#26282a;">
                
                <div>
                    On Wednesday, August 29, 2018, 10:22:40 AM GMT+3, Felix Ezaru &lt;efelixro@yahoo.com&gt; wrote:
                </div>
                <div><br></div>
                <div><br></div>
                <div><div id="ydp142ebd9dyiv0847642484"><div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div>I tried to add&nbsp;<span style="white-space:pre-wrap;">amdgpu.dc=0 on the kernel command line, but this does not avoid the back screen.</span></div><div><span style="white-space:pre-wrap;"><br clear="none"></span></div><div><span style="white-space:pre-wrap;">The screen go black when the amdgpu driver is loaded because I can catch to see nothing. I see bootloader only, I choose the kernel version for boot and then back screen.</span></div><div><span style="white-space:pre-wrap;"><br clear="none"></span></div><div><span style="white-space:pre-wrap;">I don't know what to say but yesterday after I updated/upgraded all the packages , the screen go back if I boot also kernel 4.17.* </span></div><div><span style="white-space:pre-wrap;"><br clear="none"></span></div><div><span style="white-space:pre-wrap;">I'll try to reinstall my desktop and I'll be back with my new details. I'm afraid I have an issue at my monitor (It's a TV).</span></div><div><br clear="none"></div><div class="ydp142ebd9dyiv0847642484yqt5298958053" id="ydp142ebd9dyiv0847642484yqt27604"><div class="ydp142ebd9dyiv0847642484ydpd713da31yahoo_quoted" id="ydp142ebd9dyiv0847642484ydpd713da31yahoo_quoted_6206072035">
            <div style="font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;font-size:13px;color:#26282a;">
                
                <div>
                    On Tuesday, August 28, 2018, 10:47:31 AM GMT+3,  &lt;bugzilla-daemon@freedesktop.org&gt; wrote:
                </div>
                <div><br clear="none"></div>
                <div><br clear="none"></div>
                <div><div id="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065">
    
      
    
    <div><span class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065vcard"><a shape="rect" class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065email" href="mailto:michel@daenzer.net" title="Michel DÃ¤nzer <michel@daenzer.net>" rel="nofollow" target="_blank"> <span class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065fn">Michel DÃ¤nzer</span></a>
</span> changed
          <a shape="rect" class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065bz_bug_link ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065bz_status_NEW" title="NEW - Ubuntu 18.10 kernel 4.18rc1-4.18.6 or kernel 4.19rc1" href="https://bugs.freedesktop.org/show_bug.cgi?id=107698" rel="nofollow" target="_blank">bug 107698</a>
          <br clear="none">
             <table class="yahoo-compose-table-card" cellspacing="0" cellpadding="8" border="1"><tbody><tr><th colspan="1" rowspan="1">What</th><th colspan="1" rowspan="1">Removed</th><th colspan="1" rowspan="1">Added</th></tr><tr><td colspan="1" rowspan="1" style="text-align:right;">CC</td><td colspan="1" rowspan="1">
               &nbsp;
           </td><td colspan="1" rowspan="1">harry.wentland@amd.com, sunpeng.li@amd.com
           </td></tr></tbody></table>
      <p>
        </p><div>
            <b><a shape="rect" class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065bz_bug_link ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065bz_status_NEW" title="NEW - Ubuntu 18.10 kernel 4.18rc1-4.18.6 or kernel 4.19rc1" href="https://bugs.freedesktop.org/show_bug.cgi?id=107698#c4" rel="nofollow" target="_blank">Comment # 4</a>
              on <a shape="rect" class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065bz_bug_link ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065bz_status_NEW" title="NEW - Ubuntu 18.10 kernel 4.18rc1-4.18.6 or kernel 4.19rc1" href="https://bugs.freedesktop.org/show_bug.cgi?id=107698" rel="nofollow" target="_blank">bug 107698</a>
              from <span class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065vcard"><a shape="rect" class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065email" href="mailto:michel@daenzer.net" title="Michel DÃ¤nzer <michel@daenzer.net>" rel="nofollow" target="_blank"> <span class="ydp142ebd9dyiv0847642484ydpd713da31yiv3051615065fn">Michel DÃ¤nzer</span></a>
</span></b>
        <pre>Does amdgpu.dc=0 on the kernel command line avoid the black screen?

Does the screen go black when the amdgpu driver is loaded, or only when the
login screen is supposed to start?</pre>
        </div>
      


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