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| author | Chris Wilson | 2018-12-28 16:31:13 +0100 |
|---|---|---|
| committer | Chris Wilson | 2018-12-28 17:36:55 +0100 |
| commit | 6a6237293d0c02e0902b29a86e3e353e21f7bea6 (patch) | |
| tree | 5f734b64daf73bc3c11450f1a0bfc8341d4e595d /drivers/gpu/drm/i915/intel_guc_submission.c | |
| parent | drm/i915: Drop debugfs/i915_next_seqno (diff) | |
| download | kernel-qcow2-linux-6a6237293d0c02e0902b29a86e3e353e21f7bea6.tar.gz kernel-qcow2-linux-6a6237293d0c02e0902b29a86e3e353e21f7bea6.tar.xz kernel-qcow2-linux-6a6237293d0c02e0902b29a86e3e353e21f7bea6.zip | |
drm/i915/execlists: Pull the render flush into breadcrumb emission
In preparation for removing the manual EMIT_FLUSH prior to emitting the
breadcrumb implement the flush inline with writing the breadcrumb for
execlists. Using one command to both flush and write the breadcrumb is
naturally a tiny bit faster than splitting it into two.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181228153114.4948-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_submission.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_guc_submission.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_submission.c b/drivers/gpu/drm/i915/intel_guc_submission.c index 1570dcbe249c..ab1c49b106f2 100644 --- a/drivers/gpu/drm/i915/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/intel_guc_submission.c @@ -572,7 +572,8 @@ static void inject_preempt_context(struct work_struct *work) if (engine->id == RCS) { cs = gen8_emit_ggtt_write_rcs(cs, GUC_PREEMPT_FINISHED, - addr); + addr, + PIPE_CONTROL_CS_STALL); } else { cs = gen8_emit_ggtt_write(cs, GUC_PREEMPT_FINISHED, |