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authorMika Kuoppala <mika.kuoppala@linux.intel.com>2016-04-05 15:56:16 +0300
committerJani Nikula <jani.nikula@intel.com>2016-04-18 12:35:49 +0300
commitd528a6a0f3fd346bd7cc2de611a4149b6ebaab41 (patch)
tree222e0f4bb6c3e9d724acc30a9586d6e075e50848 /drivers/gpu/drm/i915/i915_drv.h
parentdb9f9203e27495b2d151b695504e286eec026e9b (diff)
downloadop-kernel-dev-d528a6a0f3fd346bd7cc2de611a4149b6ebaab41.zip
op-kernel-dev-d528a6a0f3fd346bd7cc2de611a4149b6ebaab41.tar.gz
drm/i915/skl: Fix rc6 based gpu/system hang
For all gt3 and gt4 skylake variants, extend the usage of WaRsDisableCoarsePowerGating for all revisions. Without this gt3 and gt4 skylakes up to atleast rev 0xa can gpu hang or system hang. Cc: Abdiel Janulgue <abdiel.janulgue@linux.intel.com> Cc: Ben Widawsky <benjamin.widawsky@intel.com> Cc: Timo Aaltonen <tjaalton@ubuntu.com> Cc: <stable@vger.kernel.org> Reported-by: Mikael Djurfeldt <mikael@djurfeldt.com> References: https://bugs.freedesktop.org/show_bug.cgi?id=94161 Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: Ben Widawsky <benjamin.widawsky@intel.com> Tested-by: Timo Aaltonen <tjaalton@ubuntu.com> Link: http://patchwork.freedesktop.org/patch/msgid/1459860977-27751-1-git-send-email-mika.kuoppala@intel.com (cherry picked from commit 185c66e57ce725afeb58a3cfa48547706af3a7af) Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 1048093..daba7eb 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2634,8 +2634,9 @@ struct drm_i915_cmd_table {
/* WaRsDisableCoarsePowerGating:skl,bxt */
#define NEEDS_WaRsDisableCoarsePowerGating(dev) (IS_BXT_REVID(dev, 0, BXT_REVID_A1) || \
- ((IS_SKL_GT3(dev) || IS_SKL_GT4(dev)) && \
- IS_SKL_REVID(dev, 0, SKL_REVID_F0)))
+ IS_SKL_GT3(dev) || \
+ IS_SKL_GT4(dev))
+
/*
* dp aux and gmbus irq on gen4 seems to be able to generate legacy interrupts
* even when in MSI mode. This results in spurious interrupt warnings if the
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