Re: [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-15 Thread Brian Ho
On Tue, Jan 14, 2020 at 08:48:48AM -0800, Rob Clark wrote: > On Tue, Jan 14, 2020 at 8:40 AM Brian Ho wrote: > > > > On Mon, Jan 13, 2020 at 03:17:38PM -0800, Rob Clark wrote: > > > On Mon, Jan 13, 2020 at 2:55 PM Brian Ho wrote: > > > > > > > > On Mon, Jan 13, 2020 at 09:57:43AM -0800, Kristian

Re: [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-15 Thread Brian Ho
On Mon, Jan 13, 2020 at 03:17:38PM -0800, Rob Clark wrote: > On Mon, Jan 13, 2020 at 2:55 PM Brian Ho wrote: > > > > On Mon, Jan 13, 2020 at 09:57:43AM -0800, Kristian Kristensen wrote: > > > On Mon, Jan 13, 2020 at 8:25 AM Rob Clark wrote: > > > > > > > On Mon, Jan 13, 2020 at 7:37 AM Brian Ho

Re: [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-15 Thread Rob Clark
On Tue, Jan 14, 2020 at 8:40 AM Brian Ho wrote: > > On Mon, Jan 13, 2020 at 03:17:38PM -0800, Rob Clark wrote: > > On Mon, Jan 13, 2020 at 2:55 PM Brian Ho wrote: > > > > > > On Mon, Jan 13, 2020 at 09:57:43AM -0800, Kristian Kristensen wrote: > > > > On Mon, Jan 13, 2020 at 8:25 AM Rob Clark >

Re: [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-14 Thread Brian Ho
On Mon, Jan 13, 2020 at 09:57:43AM -0800, Kristian Kristensen wrote: > On Mon, Jan 13, 2020 at 8:25 AM Rob Clark wrote: > > > On Mon, Jan 13, 2020 at 7:37 AM Brian Ho wrote: > > > > > > Implements an ioctl to wait until a value at a given iova is greater > > > than or equal to a supplied value.

Re: [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-14 Thread Rob Clark
On Mon, Jan 13, 2020 at 2:55 PM Brian Ho wrote: > > On Mon, Jan 13, 2020 at 09:57:43AM -0800, Kristian Kristensen wrote: > > On Mon, Jan 13, 2020 at 8:25 AM Rob Clark wrote: > > > > > On Mon, Jan 13, 2020 at 7:37 AM Brian Ho wrote: > > > > > > > > Implements an ioctl to wait until a value at a g

Re: [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-14 Thread Rob Clark
On Mon, Jan 13, 2020 at 7:37 AM Brian Ho wrote: > > Implements an ioctl to wait until a value at a given iova is greater > than or equal to a supplied value. > > This will initially be used by turnip (open-source Vulkan driver for > QC in mesa) for occlusion queries where the userspace driver can