On 06/07/2017 04:46 PM, Hans Verkuil wrote:
From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Use the needs-hpd DT property to determine if the CEC_CAP_NEEDS_HPD
should be set.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Acked-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
---
drivers/media/platform/s5p-cec/s5p_cec.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/s5p-cec/s5p_cec.c b/drivers/media/platform/s5p-cec/s5p_cec.c
index 65a223e578ed..8e06071a7977 100644
--- a/drivers/media/platform/s5p-cec/s5p_cec.c
+++ b/drivers/media/platform/s5p-cec/s5p_cec.c
@@ -173,6 +173,7 @@ static int s5p_cec_probe(struct platform_device *pdev)
struct platform_device *hdmi_dev;
struct resource *res;
struct s5p_cec_dev *cec;
+ bool needs_hpd = of_property_read_bool(pdev->dev.of_node, "needs-hpd");
dev->of_node could also be used instead of pdev->dev.of_node.
int ret;
np = of_parse_phandle(pdev->dev.of_node, "hdmi-phandle", 0);
@@ -221,7 +222,8 @@ static int s5p_cec_probe(struct platform_device *pdev)
cec->adap = cec_allocate_adapter(&s5p_cec_adap_ops, cec,
CEC_NAME,
CEC_CAP_LOG_ADDRS | CEC_CAP_TRANSMIT |
- CEC_CAP_PASSTHROUGH | CEC_CAP_RC, 1);
+ CEC_CAP_PASSTHROUGH | CEC_CAP_RC |
+ (needs_hpd ? CEC_CAP_NEEDS_HPD : 0), 1);
ret = PTR_ERR_OR_ZERO(cec->adap);
if (ret)
return ret;
--
Regards,
Sylwester
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
