To: Vivi, Rodrigo
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH 2/3] drm/i915: Introduce dual_bsd_ring
parameter.
On Mon, 2014-06-30 at 10:51 -0600, Rodrigo Vivi wrote:
On Broadwell GT3 we have 2 Video Command Streamers (VCS), but
userspace has no control when using VCS1
.
-Original Message-
From: Zhao, Yakui
Sent: Monday, June 30, 2014 6:37 PM
To: Vivi, Rodrigo
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH 2/3] drm/i915: Introduce dual_bsd_ring
parameter.
On Mon, 2014-06-30 at 10:51 -0600, Rodrigo Vivi wrote
On Broadwell GT3 we have 2 Video Command Streamers (VCS),
but userspace has no control when using VCS1 or VCS2. So we cannot test,
validate or debug specific changes or workaround that might affect only
one or another ring. So this patch introduces a mechanism to avoid the
ping-pong selection and
On Mon, 2014-06-30 at 09:51 -0700, Rodrigo Vivi wrote:
On Broadwell GT3 we have 2 Video Command Streamers (VCS),
but userspace has no control when using VCS1 or VCS2. So we cannot test,
validate or debug specific changes or workaround that might affect only
one or another ring. So this patch
On Mon, 2014-06-30 at 10:51 -0600, Rodrigo Vivi wrote:
On Broadwell GT3 we have 2 Video Command Streamers (VCS),
but userspace has no control when using VCS1 or VCS2. So we cannot test,
validate or debug specific changes or workaround that might affect only
one or another ring. So this patch