lkml.org 
[lkml]   [2018]   [Aug]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH 1/4] soc: amlogic: add meson-canvas driver
Hi Neil,

2018-08-02 10:38 GMT+02:00 Neil Armstrong <narmstrong@baylibre.com>:
> Please switch to the spdx header format here and in the .h.

> In the DRM driver these are updated in IRQ context, we should make sure we don't sleep
> in interrupt context if IRQ occurs when the VDEC updates it's canvases.
>
> Could you switch to spin_lock_irqsave() instead ?

Will do.

> Can you add the endian defines ?
>
> #define MESON_CANVAS_ENDIAN_SWAP16 0x1
> #define MESON_CANVAS_ENDIAN_SWAP32 0x3
> #define MESON_CANVAS_ENDIAN_SWAP64 0x7
> #define MESON_CANVAS_ENDIAN_SWAP128 0xf
>
> the SWAP64 is the one used in the VDEC and DRM Overlays.

Sure. Maybe I should push the flags (0x1, 0x2, 0x4, 0x8) rather than
the combinations?
Or both, since the combinations are more likely to be used in practice
more than the single flags.

> I rebased my DRM Overlay patch on top of this and :
> Tested-by: Neil Armstrong <narmstrong@baylibre.com>
>
> You can keep this tag on future versions.

Thanks!

\
 
 \ /
  Last update: 2018-08-02 15:15    [W:0.031 / U:4.464 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site