Quoting Joonas Lahtinen (2017-09-28 15:10:03)
> On Wed, 2017-09-27 at 17:44 +0100, Chris Wilson wrote:
> > When we write to ELSP, it triggers a context preemption at the earliest
> > arbitration point (3DPRIMITIVE, some PIPECONTROLs, a few other
> > operations and the explicit MI_ARB_CHECK). If thi
On Wed, 2017-09-27 at 17:44 +0100, Chris Wilson wrote:
> When we write to ELSP, it triggers a context preemption at the earliest
> arbitration point (3DPRIMITIVE, some PIPECONTROLs, a few other
> operations and the explicit MI_ARB_CHECK). If this is to the same
> context, it triggers a LITE_RESTORE
When we write to ELSP, it triggers a context preemption at the earliest
arbitration point (3DPRIMITIVE, some PIPECONTROLs, a few other
operations and the explicit MI_ARB_CHECK). If this is to the same
context, it triggers a LITE_RESTORE where the RING_TAIL is merely
updated (used currently to chain