Re: [RFC 4/4] drm: Add NVIDIA Tegra support

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> Maybe your question is answered by my reply to Alan's comment. The mapping
> is actually done to get a linear view for the display controller which
> doesn't support SG transfers. The kernel and user-space already have virtual
> linear buffers.

The framebuffer currently needs a physically contiguous map for the
console devices. Well you could vmap them but that is pretty hideous on a
32bit platform with 32bit 1080p display plugged into it!

Alan
--
To unsubscribe from this list: send the line "unsubscribe linux-tegra" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [ARM Kernel]     [Linux ARM]     [Linux ARM MSM]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux