Chen-Yu Tsai <wens@xxxxxxxxxx> writes:
> From: Chen-Yu Tsai <wens@xxxxxxxx>
>
> When the extra HPD polling in sun4i_hdmi was removed, the result of
> HPD was accidentally inverted.
>
> Fix this by inverting the check.
>
> Fixes: bda8eaa6dee7 ("drm: sun4i: hdmi: Remove extra HPD polling")
> Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
Tested-by: Mans Rullgard <mans@xxxxxxxxx>
> ---
>
> Sorry for the screw-up.
>
> ---
> drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
> index 557cbe5ab35f..2f2c9f0a1071 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
> @@ -260,7 +260,7 @@ sun4i_hdmi_connector_detect(struct drm_connector *connector, bool force)
> unsigned long reg;
>
> reg = readl(hdmi->base + SUN4I_HDMI_HPD_REG);
> - if (reg & SUN4I_HDMI_HPD_HIGH) {
> + if (!(reg & SUN4I_HDMI_HPD_HIGH)) {
> cec_phys_addr_invalidate(hdmi->cec_adap);
> return connector_status_disconnected;
> }
> --
> 2.27.0
>
--
Måns Rullgård
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