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

2020-01-14 Thread Jordan Crouse
On Tue, Jan 14, 2020 at 09:30:00AM -0800, Kristian Kristensen wrote: > On Tue, Jan 14, 2020 at 9:23 AM Jordan Crouse wrote: > > > > On Tue, Jan 14, 2020 at 08:52:43AM -0800, Rob Clark wrote: > > > On Mon, Jan 13, 2020 at 9:51 AM Jordan Crouse > > > wrote: > > > > > > > > On Mon, Jan 13, 2020 at

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

2020-01-14 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: [Freedreno] [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-14 Thread Jordan Crouse
On Tue, Jan 14, 2020 at 08:52:43AM -0800, Rob Clark wrote: > On Mon, Jan 13, 2020 at 9:51 AM Jordan Crouse wrote: > > > > On Mon, Jan 13, 2020 at 10:36:05AM -0500, Brian Ho wrote: > > > + > > > + vaddr = base_vaddr + args->offset; > > > + > > > + /* Assumes WC mapping */ > > > + ret =

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

2020-01-14 Thread Rob Clark
On Mon, Jan 13, 2020 at 9:51 AM Jordan Crouse wrote: > > On Mon, Jan 13, 2020 at 10:36:05AM -0500, Brian Ho wrote: > > + > > + vaddr = base_vaddr + args->offset; > > + > > + /* Assumes WC mapping */ > > + ret = wait_event_interruptible_timeout( > > + gpu->event, *va

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

2020-01-14 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: [Freedreno] [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-14 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: [Freedreno] [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-13 Thread Kristian Høgsberg
On Mon, Jan 13, 2020 at 3:17 PM 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 wrote:

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

2020-01-13 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: [Freedreno] [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-13 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: [Freedreno] [PATCH 2/2] drm/msm: Add MSM_WAIT_IOVA ioctl

2020-01-13 Thread Rob Clark
On Mon, Jan 13, 2020 at 9:51 AM Jordan Crouse wrote: > > On Mon, Jan 13, 2020 at 10:36:05AM -0500, 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 drive

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

2020-01-13 Thread Kristian Kristensen
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. > > > > This will initially be used by turnip (open-source Vulkan driver for > >

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

2020-01-13 Thread Jordan Crouse
On Mon, Jan 13, 2020 at 10:36:05AM -0500, 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 dri

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

2020-01-13 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

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

2020-01-13 Thread Brian Ho
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 block on a query becoming available before continuing via vk

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

2020-01-10 Thread Brian Ho
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 block on a query becoming available before continuing via vk