From: Dave Airlie <airlied@redhat.com>
Date: Tue, 28 Mar 2017 07:34:19 +0000 (+1000)
Subject: Backmerge tag 'v4.11-rc4' into drm-next
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e5c1ff14757a;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

Backmerge tag 'v4.11-rc4' into drm-next

Linux 4.11-rc4

The i915 GVT team need the rc4 code to base some more code on.
---

e5c1ff14757afe21733ddee9cc4bbaeaeadbf803
diff --cc drivers/gpu/drm/i915/gvt/cmd_parser.c
index da6bbca90d97,2b92cc8a7d1a..b3c9a478c656
--- a/drivers/gpu/drm/i915/gvt/cmd_parser.c
+++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c
@@@ -2633,23 -2668,26 +2665,23 @@@ static int shadow_workload_ring_buffer(
  	/* head > tail --> copy head <-> top */
  	if (gma_head > gma_tail) {
  		ret = copy_gma_to_hva(vgpu, vgpu->gtt.ggtt_mm,
 -				gma_head, gma_top,
 -				workload->shadow_ring_buffer_va);
 +				      gma_head, gma_top, cs);
- 		if (ret < 0) {
- 			gvt_err("fail to copy guest ring buffer\n");
+ 		if (ret) {
+ 			gvt_vgpu_err("fail to copy guest ring buffer\n");
  			return ret;
  		}
 -		copy_len = gma_top - gma_head;
 +		cs += ret / sizeof(u32);
  		gma_head = workload->rb_start;
  	}
  
  	/* copy head or start <-> tail */
 -	ret = copy_gma_to_hva(vgpu, vgpu->gtt.ggtt_mm,
 -			gma_head, gma_tail,
 -			workload->shadow_ring_buffer_va + copy_len);
 +	ret = copy_gma_to_hva(vgpu, vgpu->gtt.ggtt_mm, gma_head, gma_tail, cs);
- 	if (ret < 0) {
- 		gvt_err("fail to copy guest ring buffer\n");
+ 	if (ret) {
+ 		gvt_vgpu_err("fail to copy guest ring buffer\n");
  		return ret;
  	}
 -	ring->tail += workload->rb_len;
 -	intel_ring_advance(ring);
 +	cs += ret / sizeof(u32);
 +	intel_ring_advance(workload->req, cs);
  	return 0;
  }
  
diff --cc drivers/gpu/drm/i915/gvt/scheduler.c
index 811a84bdbafb,c4353ed86d4b..ad8876bd15b3
--- a/drivers/gpu/drm/i915/gvt/scheduler.c
+++ b/drivers/gpu/drm/i915/gvt/scheduler.c
@@@ -224,7 -244,10 +244,10 @@@ out
  		workload->status = ret;
  
  	if (!IS_ERR_OR_NULL(rq))
 -		i915_add_request_no_flush(rq);
 +		i915_add_request(rq);
+ 	else
+ 		engine->context_unpin(engine, shadow_ctx);
+ 
  	mutex_unlock(&dev_priv->drm.struct_mutex);
  	return ret;
  }
diff --cc drivers/gpu/drm/i915/i915_irq.c
index cb20c9408b12,b6c886ac901b..8163d5024ff8
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@@ -1098,12 -1061,18 +1098,13 @@@ static u32 vlv_wa_c0_ei(struct drm_i915
  		return 0;
  
  	vlv_c0_read(dev_priv, &now);
 -	if (now.cz_clock == 0)
 -		return 0;
  
 -	if (prev->cz_clock) {
 +	if (prev->ktime) {
  		u64 time, c0;
 -		unsigned int mul;
 +		u32 render, media;
  
 -		mul = VLV_CZ_CLOCK_TO_MILLI_SEC * 100; /* scale to threshold% */
 -		if (I915_READ(VLV_COUNTER_CONTROL) & VLV_COUNT_RANGE_HIGH)
 -			mul <<= 8;
 +		time = ktime_us_delta(now.ktime, prev->ktime);
+ 
 -		time = now.cz_clock - prev->cz_clock;
  		time *= dev_priv->czclk_freq;
  
  		/* Workload can be split between render + media,