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authorChris Wilson <chris@chris-wilson.co.uk>2014-05-30 14:16:30 +0100
committerJani Nikula <jani.nikula@intel.com>2014-06-24 14:48:41 +0300
commit967ab6b177ee7111383585639e375d9f67638010 (patch)
tree6489fb3261415c7fa26465aab87fc8b208c94d23
parent56c4b63aaf4c2cd91966b2a5e69e5367bea60bbe (diff)
downloadop-kernel-dev-967ab6b177ee7111383585639e375d9f67638010.zip
op-kernel-dev-967ab6b177ee7111383585639e375d9f67638010.tar.gz
drm/i915: Only mark the ctx as initialised after a SET_CONTEXT operation
Fallout from commit 46470fc932ac8a0e8317a220b3f4ea4ed903338e Author: Mika Kuoppala <mika.kuoppala@linux.intel.com> Date: Wed May 21 19:01:06 2014 +0300 drm/i915: Add null state batch to active list undid the earlier fix of only marking the ctx as initialised after it is saved by the hardware during a SET_CONTEXT operation: commit ad1d219974a3d13412268525309c5892f6779ae9 Author: Ben Widawsky <benjamin.widawsky@intel.com> Date: Sat Dec 28 13:31:49 2013 -0800 drm/i915: set ctx->initialized only after RCS Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Damien Lespiau <damien.lespiau@intel.com> Cc: Mika Kuoppala <mika.kuoppala@intel.com> Cc: Ben Widawsky <ben@bwidawsk.net> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Ben Widawsky <ben@bwidawsk.net> [Jani: add reference to the earlier fix in the commit messsage.] Signed-off-by: Jani Nikula <jani.nikula@intel.com>
-rw-r--r--drivers/gpu/drm/i915/i915_gem_context.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 3ffe308..a5ddf3b 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -598,6 +598,7 @@ static int do_switch(struct intel_engine_cs *ring,
struct intel_context *from = ring->last_context;
struct i915_hw_ppgtt *ppgtt = ctx_to_ppgtt(to);
u32 hw_flags = 0;
+ bool uninitialized = false;
int ret, i;
if (from != NULL && ring == &dev_priv->ring[RCS]) {
@@ -696,19 +697,20 @@ static int do_switch(struct intel_engine_cs *ring,
i915_gem_context_unreference(from);
}
+ uninitialized = !to->is_initialized && from == NULL;
+ to->is_initialized = true;
+
done:
i915_gem_context_reference(to);
ring->last_context = to;
to->last_ring = ring;
- if (ring->id == RCS && !to->is_initialized && from == NULL) {
+ if (uninitialized) {
ret = i915_gem_render_state_init(ring);
if (ret)
DRM_ERROR("init render state: %d\n", ret);
}
- to->is_initialized = true;
-
return 0;
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