Don't mark pdps clear if never do the necessary actions
with the hardware to make them clear.
v2: totally get rid of confusing ppgtt bool (Chris)
Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_lrc.c | 21 ++++++++++-----------
1 file changed, 10 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index f9a8545..4ae9f1f 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -1319,9 +1319,8 @@ static int intel_logical_ring_emit_pdps(struct drm_i915_gem_request *req)
static int gen8_emit_bb_start(struct drm_i915_gem_request *req,
u64 offset, u32 len,
- unsigned int dispatch_flags)
+ const unsigned int flags)
{
- bool ppgtt = !(dispatch_flags & I915_DISPATCH_SECURE);
u32 *cs;
int ret;
@@ -1332,13 +1331,12 @@ static int gen8_emit_bb_start(struct drm_i915_gem_request *req,
* not idle). PML4 is allocated during ppgtt init so this is
* not needed in 48-bit.*/
if (req->ctx->ppgtt &&
- (intel_engine_flag(req->engine) & req->ctx->ppgtt->pd_dirty_rings)) {
- if (!i915_vm_is_48bit(&req->ctx->ppgtt->base) &&
- !intel_vgpu_active(req->i915)) {
- ret = intel_logical_ring_emit_pdps(req);
- if (ret)
- return ret;
- }
+ (intel_engine_flag(req->engine) & req->ctx->ppgtt->pd_dirty_rings) &&
+ !i915_vm_is_48bit(&req->ctx->ppgtt->base) &&
+ !intel_vgpu_active(req->i915)) {
+ ret = intel_logical_ring_emit_pdps(req);
+ if (ret)
+ return ret;
req->ctx->ppgtt->pd_dirty_rings &= ~intel_engine_flag(req->engine);
}
@@ -1348,8 +1346,9 @@ static int gen8_emit_bb_start(struct drm_i915_gem_request *req,
return PTR_ERR(cs);
/* FIXME(BDW): Address space and security selectors. */
- *cs++ = MI_BATCH_BUFFER_START_GEN8 | (ppgtt << 8) | (dispatch_flags &
- I915_DISPATCH_RS ? MI_BATCH_RESOURCE_STREAMER : 0);
+ *cs++ = MI_BATCH_BUFFER_START_GEN8 |
+ (flags & I915_DISPATCH_SECURE ? 0 : BIT(8)) |
+ (flags & I915_DISPATCH_RS ? MI_BATCH_RESOURCE_STREAMER : 0);
*cs++ = lower_32_bits(offset);
*cs++ = upper_32_bits(offset);
*cs++ = MI_NOOP;
--
2.7.4
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