Re: [PATCH v2 10/15] drm/panthor: Add the heap logical block

2023-08-29 Thread Boris Brezillon
On Fri, 18 Aug 2023 15:39:03 +0100 Steven Price wrote: > I'm not sure whether we should really be describing this structure in > the kernel. Beyond the size the kernel has no reason to be looking at > the internals and the spec does have a warning that the layout may change. Yeah, I guess I just

Re: [PATCH v2 10/15] drm/panthor: Add the heap logical block

2023-08-18 Thread Steven Price
On 09/08/2023 17:53, Boris Brezillon wrote: > Tiler heap growing requires some kernel driver involvement: when the > tiler runs out of heap memory, it will raise an exception which is > either directly handled by the firmware if some free heap chunks are > available in the heap context, or passed b

[PATCH v2 10/15] drm/panthor: Add the heap logical block

2023-08-09 Thread Boris Brezillon
Tiler heap growing requires some kernel driver involvement: when the tiler runs out of heap memory, it will raise an exception which is either directly handled by the firmware if some free heap chunks are available in the heap context, or passed back to the kernel otherwise. The heap helpers will b