From: Chen-Yu Tsai wens@csie.org
[ Upstream commit baa1841eb797eadce6c907bdaed7cd6f01815404 ]
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@csie.org Tested-by: Mans Rullgard mans@mansr.com Signed-off-by: Maxime Ripard maxime@cerno.tech Link: https://patchwork.freedesktop.org/patch/msgid/20200711011030.21997-1-wens@ke... Signed-off-by: Sasha Levin sashal@kernel.org --- 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 7e7fa8cef2ad..8ba19a8ca40f 100644 --- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c +++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c @@ -243,7 +243,7 @@ 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; }