From: Chris Wilson Date: Tue, 24 Jan 2017 11:00:02 +0000 (+0000) Subject: drm/i915: Assert that we don't submit to execlists whilst a preempt is pending X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c816e605ffb26ce1d3c06238c7de6662569ecb1e;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/i915: Assert that we don't submit to execlists whilst a preempt is pending To complement the check in execlists_elsp_ready(), also assert that we don't submit the same context while it has a lite restore still pending. Signed-off-by: Chris Wilson Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20170124110009.28947-1-chris@chris-wilson.co.uk --- diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 32096d141d57..9dd612a2df16 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -375,6 +375,7 @@ static void execlists_submit_ports(struct intel_engine_cs *engine) dev_priv->regs + i915_mmio_reg_offset(RING_ELSP(engine)); u64 desc[2]; + GEM_BUG_ON(port[0].count > 1); if (!port[0].count) execlists_context_status_change(port[0].request, INTEL_CONTEXT_SCHEDULE_IN);