Thread (20 messages) 20 messages, 2 authors, 2012-03-10

[PATCH 7/7] OMAPDSS: HDMI: hot plug detect fix

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From: Tomi Valkeinen <hidden>
Date: 2012-03-01 12:26:35
Also in: linux-omap
Subsystem: framebuffer layer, the rest · Maintainers: Helge Deller, Linus Torvalds

From: Rob Clark <redacted>

The "OMAPDSS: HDMI: PHY burnout fix" commit switched the HDMI driver
over to using a GPIO for plug detect.  Unfortunately the ->detect()
method was not also updated, causing HDMI to no longer work for the
omapdrm driver (because it would actually check if a connection was
detected before attempting to enable display).

Signed-off-by: Rob Clark <redacted>
Signed-off-by: Tomi Valkeinen <redacted>
---
 drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c |    9 +--------
 1 files changed, 1 insertions(+), 8 deletions(-)
diff --git a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
index 3683404..aad48a1 100644
--- a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
+++ b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
@@ -479,14 +479,7 @@ int ti_hdmi_4xxx_read_edid(struct hdmi_ip_data *ip_data,
 
 bool ti_hdmi_4xxx_detect(struct hdmi_ip_data *ip_data)
 {
-	int r;
-
-	void __iomem *base = hdmi_core_sys_base(ip_data);
-
-	/* HPD */
-	r = REG_GET(base, HDMI_CORE_SYS_SYS_STAT, 1, 1);
-
-	return r = 1;
+	return gpio_get_value(ip_data->hpd_gpio);
 }
 
 static void hdmi_core_init(struct hdmi_core_video_config *video_cfg,
-- 
1.7.4.1
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