Hi Laurent,
On 06/04/18 23:33, Laurent Pinchart wrote:
> Hi Kieran,
>
> Thank you for the patch.
>
> On Thursday, 8 March 2018 02:05:26 EEST Kieran Bingham wrote:
>> Each display list allocates a body to store register values in a dma
>> accessible buffer from a dma_alloc_wc() allocation. Each o
Hi Kieran,
Thank you for the patch.
On Thursday, 8 March 2018 02:05:26 EEST Kieran Bingham wrote:
> Each display list allocates a body to store register values in a dma
> accessible buffer from a dma_alloc_wc() allocation. Each of these
> results in an entry in the TLB, and a large number of disp
Each display list allocates a body to store register values in a dma
accessible buffer from a dma_alloc_wc() allocation. Each of these
results in an entry in the TLB, and a large number of display list
allocations adds pressure to this resource.
Reduce TLB pressure on the IPMMUs by allocating mult