Re: [PATCH] drm: sun4i: hdmi: Fix inverted HPD result
From: Måns Rullgård <hidden>
Date: 2020-07-14 13:40:37
Also in:
dri-devel, lkml
Chen-Yu Tsai [off-list ref] writes:
From: Chen-Yu Tsai <redacted>
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 <redacted>Tested-by: Mans Rullgard <redacted>
quoted hunk
--- 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
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