Re: [Intel-gfx] [PATCH 2/6] drm/i915/vlv: Added a rendering specific Hw WA 'WaSendDummy3dPrimitveAfterSetContext'

2014-03-24 Thread Gupta, Sourab
On Mon, 2014-03-24 at 09:31 +, Daniel Vetter wrote: > On Mon, Mar 24, 2014 at 12:19:20PM +0530, sourab.gu...@intel.com wrote: > > From: Akash Goel > > > > This workaround is needed on VLV for the HW context feature. > > It is used after adding the mi_set_context command in ring buffer > > for

Re: [Intel-gfx] [PATCH 2/6] drm/i915/vlv: Added a rendering specific Hw WA 'WaSendDummy3dPrimitveAfterSetContext'

2014-03-24 Thread Chris Wilson
On Mon, Mar 24, 2014 at 12:19:20PM +0530, sourab.gu...@intel.com wrote: > From: Akash Goel > > This workaround is needed on VLV for the HW context feature. > It is used after adding the mi_set_context command in ring buffer > for Hw context switch. As per the spec > "The software must send a pipe

Re: [Intel-gfx] [PATCH 2/6] drm/i915/vlv: Added a rendering specific Hw WA 'WaSendDummy3dPrimitveAfterSetContext'

2014-03-24 Thread Daniel Vetter
On Mon, Mar 24, 2014 at 12:19:20PM +0530, sourab.gu...@intel.com wrote: > From: Akash Goel > > This workaround is needed on VLV for the HW context feature. > It is used after adding the mi_set_context command in ring buffer > for Hw context switch. As per the spec > "The software must send a pipe

[Intel-gfx] [PATCH 2/6] drm/i915/vlv: Added a rendering specific Hw WA 'WaSendDummy3dPrimitveAfterSetContext'

2014-03-23 Thread sourab . gupta
From: Akash Goel This workaround is needed on VLV for the HW context feature. It is used after adding the mi_set_context command in ring buffer for Hw context switch. As per the spec "The software must send a pipe_control with a CS stall and a post sync operation and then a dummy DRAW after every