Re: [PATCH v8 5/5] drm/i915/uapi: document behaviour for DG2 64K support

2022-02-18 Thread Jordan Justen
Ramalingam C writes: > On 2022-02-18 at 18:06:00 +, Robert Beckett wrote: >> >> If desired, we can make the wording clearer, maybe something like: >> >> "To keep things simple for userland, we mandate that any GTT mappings >> must be aligned to 2MB. The kernel will internally pad them out

Re: [PATCH v8 5/5] drm/i915/uapi: document behaviour for DG2 64K support

2022-02-18 Thread Ramalingam C
On 2022-02-18 at 18:06:00 +, Robert Beckett wrote: > > > On 18/02/2022 13:47, Ramalingam C wrote: > > On 2022-02-17 at 20:57:35 -0800, Jordan Justen wrote: > > > Robert Beckett writes: > > > > > > > From: Matthew Auld > > > > > > > > On discrete platforms like DG2, we need to support a

[PATCH 12/15] drm/i915/uapi: document behaviour for DG2 64K support

2022-02-18 Thread Ramalingam C
From: Matthew Auld On discrete platforms like DG2, we need to support a minimum page size of 64K when dealing with device local-memory. This is quite tricky for various reasons, so try to document the new implicit uapi for this. v4: Kdoc modification. v3: fix typos and less emphasis v2: Fixed

Re: [Intel-gfx] [PATCH 1/2] drm/doc: remove rfc section for dg1

2022-02-18 Thread Lucas De Marchi
On Fri, Feb 18, 2022 at 11:22:41AM +, Matthew Auld wrote: We already completed the steps for this. Signed-off-by: Matthew Auld Cc: Thomas Hellström Cc: Jon Bloomfield Cc: Daniel Vetter Cc: Jordan Justen Cc: Kenneth Graunke Cc: mesa-dev@lists.freedesktop.org I was indeed wondering

Re: [PATCH v8 5/5] drm/i915/uapi: document behaviour for DG2 64K support

2022-02-18 Thread Robert Beckett
On 18/02/2022 13:47, Ramalingam C wrote: On 2022-02-17 at 20:57:35 -0800, Jordan Justen wrote: Robert Beckett writes: From: Matthew Auld On discrete platforms like DG2, we need to support a minimum page size of 64K when dealing with device local-memory. This is quite tricky for various

Re: [PATCH v8 5/5] drm/i915/uapi: document behaviour for DG2 64K support

2022-02-18 Thread Ramalingam C
On 2022-02-17 at 20:57:35 -0800, Jordan Justen wrote: > Robert Beckett writes: > > > From: Matthew Auld > > > > On discrete platforms like DG2, we need to support a minimum page size > > of 64K when dealing with device local-memory. This is quite tricky for > > various reasons, so try to

Re: Amber branch plan

2022-02-18 Thread Timo Aaltonen
Dylan Baker kirjoitti 7.12.2021 klo 1.51: Since classic is gone, I thought I'd lay out my thinking for Amber. I'm assuming that we'll branch Amber from the 21.3 branch, after that reaches normal EOL. That gives us the benefit of developing on top of a known good state for classic drivers, and

[PATCH 2/2] drm/doc: add rfc section for small BAR uapi

2022-02-18 Thread Matthew Auld
Add an entry for the new uapi needed for small BAR on DG2+. Signed-off-by: Matthew Auld Cc: Thomas Hellström Cc: Jon Bloomfield Cc: Daniel Vetter Cc: Jordan Justen Cc: Kenneth Graunke Cc: mesa-dev@lists.freedesktop.org --- Documentation/gpu/rfc/i915_small_bar.h | 153

[PATCH 1/2] drm/doc: remove rfc section for dg1

2022-02-18 Thread Matthew Auld
We already completed the steps for this. Signed-off-by: Matthew Auld Cc: Thomas Hellström Cc: Jon Bloomfield Cc: Daniel Vetter Cc: Jordan Justen Cc: Kenneth Graunke Cc: mesa-dev@lists.freedesktop.org --- Documentation/gpu/rfc/i915_gem_lmem.rst | 22 --

Re: [Intel-gfx] [PATCH v5 09/19] Doc/gpu/rfc/i915: i915 DG2 64k pagesize uAPI

2022-02-18 Thread Ramalingam C
On 2022-02-17 at 21:39:16 -0800, Lucas De Marchi wrote: > On Tue, Feb 01, 2022 at 04:11:22PM +0530, Ramalingam C wrote: > > Details of the 64k pagesize support added as part of DG2 enabling and its > > implicit impact on the uAPI. > > > > v2: improvised the Flat-CCS documentation [Danvet & CQ] >