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<body><span class="vcard"><a class="email" href="mailto:fourdollars@gmail.com" title="Shih-Yuan Lee <fourdollars@gmail.com>"> <span class="fn">Shih-Yuan Lee</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - `vblank_mode=0 DRI_PRIME=1 glxgears` will introduce GPU lock up on Intel Graphics [8086:5917] + AMD Graphics [1002:6665] (rev c3)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=103370">bug 103370</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - `vblank_mode=0 DRI_PRIME=1 glxgears` will introduce GPU lock up on Intel Graphics [8086:5917] + AMD Graphics [1002:6665] (rev c3)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=103370#c46">Comment # 46</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - `vblank_mode=0 DRI_PRIME=1 glxgears` will introduce GPU lock up on Intel Graphics [8086:5917] + AMD Graphics [1002:6665] (rev c3)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=103370">bug 103370</a>
from <span class="vcard"><a class="email" href="mailto:fourdollars@gmail.com" title="Shih-Yuan Lee <fourdollars@gmail.com>"> <span class="fn">Shih-Yuan Lee</span></a>
</span></b>
<pre>The Linux kernel of <a href="show_bug.cgi?id=103370#c45">Comment 45</a> is 4.15.0-10.11 from Ubuntu 18.04.
When I tried a later version 4.15.0-12.13, I can not reduplicate this issue on
Ubuntu 18.04.
4.15.0-12.13 contains the following commit.
commit 239b5f64e12b1f09f506c164dff0374924782979
Author: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>>
Date: Tue Nov 21 12:09:38 2017 -0500
drm/radeon: Add dpm quirk for Jet PRO (v2)
Fixes stability issues.
v2: clamp sclk to 600 Mhz
Bug: <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - `vblank_mode=0 DRI_PRIME=1 glxgears` will introduce GPU lock up on Intel Graphics [8086:5917] + AMD Graphics [1002:6665] (rev c3)"
href="show_bug.cgi?id=103370">https://bugs.freedesktop.org/show_bug.cgi?id=103370</a>
Acked-by: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>>
Signed-off-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>>
Cc: <a href="mailto:stable@vger.kernel.org">stable@vger.kernel.org</a>
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index ee3e742..97a0a63 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -2984,6 +2984,11 @@ static void si_apply_state_adjust_rules(struct
radeon_device *rdev,
(rdev->pdev->device == 0x6667)) {
max_sclk = 75000;
}
+ if ((rdev->pdev->revision == 0xC3) ||
+ (rdev->pdev->device == 0x6665)) {
+ max_sclk = 60000;
+ max_mclk = 80000;
+ }
} else if (rdev->family == CHIP_OLAND) {
if ((rdev->pdev->revision == 0xC7) ||
(rdev->pdev->revision == 0x80) ||</pre>
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