[PATCHv2 2/5] drm/imx: Add 8 pixel alignment fix

Philipp Zabel p.zabel at pengutronix.de
Mon May 10 07:47:05 PDT 2021


Hi Sebastian,

On Thu, 2021-04-29 at 00:29 +0200, Sebastian Reichel wrote:
> Some standard resolutions like 1366x768 do not work properly with
> i.MX6 SoCs, since the horizontal resolution needs to be aligned
> to 8 pixels (so 1360x768 or 1368x768 would work).
> 
> This patch allocates framebuffers allocated to 8 pixels. The extra
> time required to send the extra pixels are removed from the blank
> time. In order to expose the correct display size to userspace,
> the stride is increased without increasing the width.
> 
> Without this patch systems with this display resolution hang
> indefinitely during boot up.
> 
> Suggested-by: Boris Brezillon <boris.brezillon at collabora.com>
> Signed-off-by: Sebastian Reichel <sebastian.reichel at collabora.com>

Thank you, I've rebased and applied this patch on top of imx-drm/next.

regards
Philipp



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