Re: [PATCH] drm/ast: Init iosys_map pointer as I/O memory for damage handling

2022-12-20 Thread Jocelyn Falempe
On 16/12/2022 20:30, Thomas Zimmermann wrote: Ast hardware scans out the primary plane from video memory, which is in I/O-memory space. Hence init the damage handler's iosys_map pointer as I/O memory. Not all platforms support accessing I/O memory as system memory, although it's usually not a pr

[PATCH] drm/ast: Init iosys_map pointer as I/O memory for damage handling

2022-12-16 Thread Thomas Zimmermann
Ast hardware scans out the primary plane from video memory, which is in I/O-memory space. Hence init the damage handler's iosys_map pointer as I/O memory. Not all platforms support accessing I/O memory as system memory, although it's usually not a problem in ast's x86-based systems. The error rep