[Intel-gfx] [PATCH v5 5/5] drm/tinydrm: Switch from CMA to shmem buffers

David Lechner david at lechnology.com
Sun Oct 28 20:21:20 UTC 2018


On 10/26/2018 05:38 PM, Noralf Trønnes wrote:
> 
> Den 17.10.2018 15.04, skrev Noralf Trønnes:
>> This move makes tinydrm useful for more drivers. tinydrm doesn't need
>> continuous memory, but at the time it was convenient to use the CMA
>> library. The spi core can do dma on is_vmalloc() addresses making this
>> possible.
>>
>> Cc: David Lechner <david at lechnology.com>
>> Signed-off-by: Noralf Trønnes <noralf at tronnes.org>
>> Acked-by: David Lechner <david at lechnology.com>
>> Tested-by: David Lechner <david at lechnology.com>
>> ---
> 
> David,
> FYI This series is scratched.
> See the shmem helper patch thread for details.
> 

Yes, I saw that. Thank you.

I don't suppose there is a way to configure the DMA controller to do
the byte swapping?



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