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authorChris Wilson <[email protected]>2017-12-17 13:28:50 +0000
committerChris Wilson <[email protected]>2017-12-18 11:16:07 +0000
commita31d73c3a7218539bc25fc298ac6cd5b66d96b86 (patch)
treea83328828a391c76b73208f3e592f3a9ce251d01
parentab309a6a3a0b3b6ce495c7a31731ff82cff7faa2 (diff)
drm/i915: Re-enable GGTT earlier after GPU reset
Inside i915_gem_reset(), we start touching the HW and so require the low-level HW to be re-enabled, in particular the PCI BARs. Fixes: 7b6da818d86f ("drm/i915: Restore the kernel context after a GPU reset on an idle engine") References: 0db8c9612091 ("drm/i915: Re-enable GTT following a device reset") Testcase: igt/drv_hangman #i915g/i915gm Signed-off-by: Chris Wilson <[email protected]> Cc: Mika Kuoppala <[email protected]> Cc: Joonas Lahtinen <[email protected]> Cc: Michel Thierry <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected] Reviewed-by: Tvrtko Ursulin <[email protected]>
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 6d39fdf2b604..72bea281edb7 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1924,9 +1924,6 @@ void i915_reset(struct drm_i915_private *i915, unsigned int flags)
goto taint;
}
- i915_gem_reset(i915);
- intel_overlay_reset(i915);
-
/* Ok, now get things going again... */
/*
@@ -1939,6 +1936,9 @@ void i915_reset(struct drm_i915_private *i915, unsigned int flags)
goto error;
}
+ i915_gem_reset(i915);
+ intel_overlay_reset(i915);
+
/*
* Next we need to restore the context, but we don't use those
* yet either...