[PATCH 05/12] drm: bridge/dw_hdmi: add support for interlaced video modes

Fabio Estevam festevam at gmail.com
Tue Oct 6 11:00:18 PDT 2015


On Sat, Aug 8, 2015 at 1:03 PM, Russell King
<rmk+kernel at arm.linux.org.uk> wrote:
> Add support for interlaced video modes to the dw_hdmi bridge.  This
> mainly involves halving the vertical parameters to be programmed into
> the bridge registers, and setting the interlace_allowed connector flag.
>
> This brings working 1080i support.  However, 480i and 576i fail to
> work due to the lack of proper pixel repetition support, which is not
> trivial to add due to the tabular PLL parameterisation.  Hence, we
> filter out these modes in our mode_valid() method.
>
> Signed-off-by: Russell King <rmk+kernel at arm.linux.org.uk>

Reviewed-by: Fabio Estevam <fabio.estevam at freescale.com>



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