From: Tvrtko Ursulin <[email protected]>

We add stripes for different stages of request execution so it is easier
to follow one context in the multi-colour mode.

Vertical stripe pattern indicates pipeline "blockages" - requests waiting
for dependencies before they are runnable.

Diagonal stripes indicate runnable requests waiting for GPU time.

Horizontal strips are requests executing on the GPU.

Also use this new multi-coloured mode from media-bench.pl.

v2:
 John Harrison:
 * Mention media-bench.pl in the commit.
 * Fix HTML for single colour mode.

v3:
 * Rebase.
 * Apply stripes to legacy colouring as well.

v4:
 John Harrison:
 * Use per context colours for ctxsave and incomplete boxes.
 * Clearer timeline legend.

Signed-off-by: Tvrtko Ursulin <[email protected]>
Cc: John Harrison <[email protected]>
Reviewed-by: John Harrison <[email protected]>
---
 scripts/media-bench.pl |   2 +-
 scripts/trace.pl       | 112 ++++++++++++++++++++++++++++++++---------
 2 files changed, 90 insertions(+), 24 deletions(-)

diff --git a/scripts/media-bench.pl b/scripts/media-bench.pl
index c5628c7f2836..375844d9cdf6 100755
--- a/scripts/media-bench.pl
+++ b/scripts/media-bench.pl
@@ -207,7 +207,7 @@ sub trace_workload
        show_cmd($cmd);
        system($cmd);
 
-       $cmd = "perf script | $tracepl --html -x ctxsave -s ";
+       $cmd = "perf script | $tracepl --html -x ctxsave -s -c ";
        $cmd .= join ' ', map("-i $_", @skip_engine);
        $cmd .= " > ${file}.html";
        show_cmd($cmd);
diff --git a/scripts/trace.pl b/scripts/trace.pl
index 3ad5effafd0a..b9188123ba65 100755
--- a/scripts/trace.pl
+++ b/scripts/trace.pl
@@ -707,9 +707,14 @@ foreach my $key (keys %reqwait) {
 say sprintf('GPU: %.2f%% idle, %.2f%% busy',
             $flat_busy{'gpu-idle'}, $flat_busy{'gpu-busy'}) unless $html;
 
-my $queued_colour = $colour_contexts ? 'multi-colour light' : 'blue';
-my $runnable_colour = $colour_contexts ? 'multi-colour dark' : 'grey';
-my $execute_colour = $colour_contexts ? 'multi-colour' : 'pink';
+my $timeline_text = $colour_contexts ?
+                   'Per context coloured shading like:' : 'Box shading like:';
+
+my $queued_style = box_style($min_ctx, 'queue');
+my $ready_style = box_style($min_ctx, 'ready');
+my $execute_style = box_style($min_ctx, 'execute');
+my $ctxsave_style = box_style($min_ctx, 'ctxsave');
+my $incomplete_style = box_style($min_ctx, 'incomplete');
 
 print <<ENDHTML if $html;
 <!DOCTYPE HTML>
@@ -728,9 +733,28 @@ print <<ENDHTML if $html;
 </head>
 <body>
 <p>
-$execute_colour = requests executing on the GPU<br>
-$runnable_colour = runnable requests waiting for a slot on GPU<br>
-$queued_colour = requests waiting on fences and dependencies before they are 
runnable<br>
+<b>Timeline request view:</b>
+<table>
+<tr><td colspan='4'>$timeline_text</td></tr>
+<tr>
+<td align='center'><div style='$queued_style'>QUEUED</div></td>
+<td align='center'><div style='$ready_style'>READY</div></td>
+<td align='center'><div style='$execute_style'>EXECUTE</div></td>
+<td align='center'><div style='$ctxsave_style'>CTXSAVE</div></td>
+</tr><tr>
+<td></td>
+<td></td>
+<td align='center'><div style='$incomplete_style'>(INCOMPLETE)</div></td>
+<td></td>
+</tr/></table>
+</p>
+<p>
+<small>
+QUEUED = requests executing on the GPU<br>
+READY = runnable requests waiting for a slot on GPU<br>
+EXECUTE = requests waiting on fences and dependencies before they are 
runnable<br>
+CTXSAVE = GPU saving the context image<br>
+</small>
 </p>
 <p>
 Boxes are in format 'ctx-id/seqno'.
@@ -850,17 +874,31 @@ sub sortQueue {
 
 sub ctx_colour
 {
-       my ($ctx, $stage) = (@_);
+       my ($ctx, $stage, $lfac) = (@_);
        my ($s, $l);
        my $val;
 
        unless ($colour_contexts) {
                if ($stage eq 'queue') {
-                       return 'lightblue;';
+                       $val = 210;
+                       $s = 65;
+                       $l = 52;
                } elsif ($stage eq 'ready') {
-                       return 'lightgrey;';
+                       $val = 0;
+                       $s = 0;
+                       $l = 47;
                } elsif ($stage eq 'execute') {
-                       return 'pink;';
+                       $val = 346;
+                       $s = 68;
+                       $l = 65;
+               } elsif ($stage eq 'ctxsave') {
+                       $val = 26;
+                       $s = 90;
+                       $l = 52;
+               } elsif ($stage eq 'incomplete') {
+                       $val = 0;
+                       $s = 85;
+                       $l = 50;
                }
        } else {
                if ($stage eq 'queue') {
@@ -872,12 +910,45 @@ sub ctx_colour
                } elsif ($stage eq 'execute') {
                        $s = 80;
                        $l = 65;
+               } elsif ($stage eq 'ctxsave') {
+                       $s = 75;
+                       $l = 70;
+               } elsif ($stage eq 'incomplete') {
+                       $s = 80;
+                       $l = 25;
                }
+
+               $val = int(360 / ($max_ctx - $min_ctx + 1)) * ($ctx - $min_ctx);
        }
 
-       $val = int(360 / ($max_ctx - $min_ctx + 1)) * ($ctx - $min_ctx);
+       $l = int($l * $lfac);
 
-       return "hsl($val, $s%, $l%);";
+       return "hsl($val, $s%, $l%)";
+}
+
+sub box_style
+{
+       my ($ctx, $stage) = @_;
+       my $deg;
+
+       if ($stage eq 'queue') {
+               $deg = 90;
+       } elsif ($stage eq 'ready') {
+               $deg = 45;
+       } elsif ($stage eq 'execute') {
+               $deg = 0;
+       } elsif ($stage eq 'ctxsave') {
+               $deg = 105;
+       } elsif ($stage eq 'incomplete') {
+               $deg = 0;
+       }
+
+       return 'color: black; background: repeating-linear-gradient(' .
+               $deg . 'deg, ' .
+               ctx_colour($ctx, $stage, 1.0) . ', ' .
+               ctx_colour($ctx, $stage, 1.0) . ' 10px, ' .
+               ctx_colour($ctx, $stage, 0.90) . ' 10px, ' .
+               ctx_colour($ctx, $stage, 0.90) . ' 20px);';
 }
 
 my $i = 0;
@@ -895,8 +966,7 @@ foreach my $key (sort sortQueue keys %db) {
        # submit to execute
        unless (exists $skip_box{'queue'}) {
                $skey = 2 * $max_seqno * $ctx + 2 * $seqno;
-               $style = 'color: black; background-color: ' .
-                        ctx_colour($ctx, 'queue');
+               $style = box_style($ctx, 'queue');
                $content = "$name<br>$db{$key}->{'submit-delay'}us 
<small>($db{$key}->{'execute-delay'}us)</small>";
                $startend = 'start: ' . $queue . ', end: ' . $submit;
                print "\t{id: $i, key: $skey, $type group: $group, subgroup: 
$subgroup, subgroupOrder: $subgroup, content: '$content', $startend, style: 
\'$style\'},\n";
@@ -906,8 +976,7 @@ foreach my $key (sort sortQueue keys %db) {
        # execute to start
        unless (exists $skip_box{'ready'}) {
                $skey = 2 * $max_seqno * $ctx + 2 * $seqno + 1;
-               $style = 'color: black; background-color: ' .
-                        ctx_colour($ctx, 'ready');
+               $style = box_style($ctx, 'ready');
                $content = 
"<small>$name<br>$db{$key}->{'execute-delay'}us</small>";
                $startend = 'start: ' . $submit . ', end: ' . $start;
                print "\t{id: $i, key: $skey, $type group: $group, subgroup: 
$subgroup, subgroupOrder: $subgroup, content: '$content', $startend, style: 
\'$style\'},\n";
@@ -917,12 +986,9 @@ foreach my $key (sort sortQueue keys %db) {
        # start to user interrupt
        unless (exists $skip_box{'execute'}) {
                $skey = -2 * $max_seqno * $ctx - 2 * $seqno - 1;
-               if (exists $db{$key}->{'incomplete'}) {
-                       $style = 'color: white; background-color: red;';
-               } else {
-                       $style = 'color: black; background-color: ' .
-                                 ctx_colour($ctx, 'execute');
-               }
+               $style = box_style($ctx,
+                                  exists $db{$key}->{'incomplete'} ?
+                                  'incomplete' : 'execute');
                $content = "$name <small>$db{$key}->{'port'}</small>";
                $content .= ' <small><i>???</i></small> ' if exists 
$db{$key}->{'incomplete'};
                $content .= ' <small><i>++</i></small> ' if exists 
$db{$key}->{'no-end'};
@@ -936,7 +1002,7 @@ foreach my $key (sort sortQueue keys %db) {
        # user interrupt to context complete
        unless (exists $skip_box{'ctxsave'}) {
                $skey = -2 * $max_seqno * $ctx - 2 * $seqno;
-               $style = 'color: black; background-color: orange;';
+               $style = box_style($ctx, 'ctxsave');
                my $ctxsave = $db{$key}->{'end'} - $db{$key}->{'notify'};
                $content = "<small>$name<br>${ctxsave}us</small>";
                $content .= ' <small><i>???</i></small> ' if exists 
$db{$key}->{'incomplete'};
-- 
2.17.1

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