Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-03-20 Thread Liam R. Howlett
* Danilo Krummrich [230313 19:46]: > On 3/7/23 23:43, Liam R. Howlett wrote: > > * Danilo Krummrich [230306 10:46]: > > > On 3/2/23 03:38, Liam R. Howlett wrote: > > > > * Danilo Krummrich [230227 08:17]: > > > > > > > > ... > > > > > > > Would this variant be significantly more efficient? > >

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-03-13 Thread Danilo Krummrich
On 3/7/23 23:43, Liam R. Howlett wrote: * Danilo Krummrich [230306 10:46]: On 3/2/23 03:38, Liam R. Howlett wrote: * Danilo Krummrich [230227 08:17]: ... Would this variant be significantly more efficient? Well, what you are doing is walking the tree to see if there's anything there... th

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-03-07 Thread Liam R. Howlett
* Danilo Krummrich [230306 10:46]: > On 3/2/23 03:38, Liam R. Howlett wrote: > > * Danilo Krummrich [230227 08:17]: > > > > ... > > > > > Would this variant be significantly more efficient? > > > > > > > > Well, what you are doing is walking the tree to see if there's anything > > > > there...

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-03-06 Thread Danilo Krummrich
On 3/2/23 03:38, Liam R. Howlett wrote: * Danilo Krummrich [230227 08:17]: ... Would this variant be significantly more efficient? Well, what you are doing is walking the tree to see if there's anything there... then re-walking the tree to store it. So, yes, it's much more efficient.. Howe

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-03-06 Thread Danilo Krummrich
On 2/28/23 17:24, Liam R. Howlett wrote: * Danilo Krummrich [230227 21:17]: On Tue, Feb 21, 2023 at 01:20:50PM -0500, Liam R. Howlett wrote: * Danilo Krummrich [230217 08:45]: Add infrastructure to keep track of GPU virtual address (VA) mappings with a decicated VA space manager implementati

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-03-01 Thread Liam R. Howlett
* Danilo Krummrich [230227 08:17]: ... > > > Would this variant be significantly more efficient? > > > > Well, what you are doing is walking the tree to see if there's anything > > there... then re-walking the tree to store it. So, yes, it's much more > > efficient.. However, writing is heavie

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-28 Thread Liam R. Howlett
* Danilo Krummrich [230227 21:17]: > On Tue, Feb 21, 2023 at 01:20:50PM -0500, Liam R. Howlett wrote: > > * Danilo Krummrich [230217 08:45]: > > > Add infrastructure to keep track of GPU virtual address (VA) mappings > > > with a decicated VA space manager implementation. > > > > > > New UAPIs,

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-27 Thread Danilo Krummrich
On Tue, Feb 21, 2023 at 01:20:50PM -0500, Liam R. Howlett wrote: > * Danilo Krummrich [230217 08:45]: > > Add infrastructure to keep track of GPU virtual address (VA) mappings > > with a decicated VA space manager implementation. > > > > New UAPIs, motivated by Vulkan sparse memory bindings graph

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-27 Thread Danilo Krummrich
On 2/23/23 20:09, Liam R. Howlett wrote: * Danilo Krummrich [230222 13:13]: On 2/21/23 19:20, Liam R. Howlett wrote: * Danilo Krummrich [230217 08:45]: Add infrastructure to keep track of GPU virtual address (VA) mappings with a decicated VA space manager implementation. New UAPIs, motivate

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-23 Thread Liam R. Howlett
* Danilo Krummrich [230222 13:13]: > On 2/21/23 19:20, Liam R. Howlett wrote: > > * Danilo Krummrich [230217 08:45]: > > > Add infrastructure to keep track of GPU virtual address (VA) mappings > > > with a decicated VA space manager implementation. > > > > > > New UAPIs, motivated by Vulkan spar

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-23 Thread Danilo Krummrich
On 2/23/23 08:06, Christian König wrote: Am 22.02.23 um 17:40 schrieb Danilo Krummrich: On 2/22/23 16:14, Christian König wrote: Am 22.02.23 um 16:07 schrieb Danilo Krummrich: On 2/22/23 11:25, Christian König wrote: Am 17.02.23 um 14:44 schrieb Danilo Krummrich: +/** + * DOC: Overview +

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-22 Thread Christian König
Am 22.02.23 um 17:40 schrieb Danilo Krummrich: On 2/22/23 16:14, Christian König wrote: Am 22.02.23 um 16:07 schrieb Danilo Krummrich: On 2/22/23 11:25, Christian König wrote: Am 17.02.23 um 14:44 schrieb Danilo Krummrich: +/** + * DOC: Overview + * + * The DRM GPU VA Manager, represented

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-22 Thread Danilo Krummrich
On 2/21/23 19:20, Liam R. Howlett wrote: * Danilo Krummrich [230217 08:45]: Add infrastructure to keep track of GPU virtual address (VA) mappings with a decicated VA space manager implementation. New UAPIs, motivated by Vulkan sparse memory bindings graphics drivers start implementing, allow u

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-22 Thread Danilo Krummrich
On 2/22/23 16:14, Christian König wrote: Am 22.02.23 um 16:07 schrieb Danilo Krummrich: On 2/22/23 11:25, Christian König wrote: Am 17.02.23 um 14:44 schrieb Danilo Krummrich: +/** + * DOC: Overview + * + * The DRM GPU VA Manager, represented by struct drm_gpuva_manager keeps track + * of

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-22 Thread Christian König
Am 22.02.23 um 16:07 schrieb Danilo Krummrich: On 2/22/23 11:25, Christian König wrote: Am 17.02.23 um 14:44 schrieb Danilo Krummrich: +/** + * DOC: Overview + * + * The DRM GPU VA Manager, represented by struct drm_gpuva_manager keeps track + * of a GPU's virtual address (VA) space and ma

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-22 Thread Danilo Krummrich
On 2/22/23 11:25, Christian König wrote: Am 17.02.23 um 14:44 schrieb Danilo Krummrich: +/** + * DOC: Overview + * + * The DRM GPU VA Manager, represented by struct drm_gpuva_manager keeps track + * of a GPU's virtual address (VA) space and manages the corresponding virtual + * mappings re

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-22 Thread Christian König
Am 17.02.23 um 14:44 schrieb Danilo Krummrich: Add infrastructure to keep track of GPU virtual address (VA) mappings with a decicated VA space manager implementation. New UAPIs, motivated by Vulkan sparse memory bindings graphics drivers start implementing, allow userspace applications to reques

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-21 Thread Liam R. Howlett
* Danilo Krummrich [230217 08:45]: > Add infrastructure to keep track of GPU virtual address (VA) mappings > with a decicated VA space manager implementation. > > New UAPIs, motivated by Vulkan sparse memory bindings graphics drivers > start implementing, allow userspace applications to request m

Re: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-17 Thread kernel test robot
: 48075a66fca613477ac1969b576a93ef5db0164f patch link: https://lore.kernel.org/r/20230217134422.14116-6-dakr%40redhat.com patch subject: [PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20230218/202302180805.b0ab40v5

[PATCH drm-next v2 05/16] drm: manager to keep track of GPUs VA mappings

2023-02-17 Thread Danilo Krummrich
Add infrastructure to keep track of GPU virtual address (VA) mappings with a decicated VA space manager implementation. New UAPIs, motivated by Vulkan sparse memory bindings graphics drivers start implementing, allow userspace applications to request multiple and arbitrary GPU VA mappings of buffe