devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jyri Sarha <jsarha@ti.com>
To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org
Cc: fabrizio.castro@bp.renesas.com, Songjun.Wu@atmel.com,
	peter.ujfalusi@ti.com, tomi.valkeinen@ti.com,
	laurent.pinchart@ideasonboard.com, voice.shen@atmel.com
Subject: [PATCH v4 2/6] drm/bridge: sii902x: Set output mode to HDMI or DVI according to EDID
Date: Thu, 14 Mar 2019 13:27:48 +0200	[thread overview]
Message-ID: <d68c57a64ed47bf5f876d1a5a0b1e4985af37c4e.1552562385.git.jsarha@ti.com> (raw)
In-Reply-To: <cover.1552562385.git.jsarha@ti.com>

Set output mode to HDMI or DVI according to EDID HDMI signature.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 drivers/gpu/drm/bridge/sii902x.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
index 1afa000141d5..0e21fa419d27 100644
--- a/drivers/gpu/drm/bridge/sii902x.c
+++ b/drivers/gpu/drm/bridge/sii902x.c
@@ -181,11 +181,15 @@ static int sii902x_get_modes(struct drm_connector *connector)
 	struct sii902x *sii902x = connector_to_sii902x(connector);
 	u32 bus_format = MEDIA_BUS_FMT_RGB888_1X24;
 	struct edid *edid;
+	u8 output_mode = SII902X_SYS_CTRL_OUTPUT_DVI;
 	int num = 0, ret;
 
 	edid = drm_get_edid(connector, sii902x->i2cmux->adapter[0]);
 	drm_connector_update_edid_property(connector, edid);
 	if (edid) {
+	        if (drm_detect_hdmi_monitor(edid))
+			output_mode = SII902X_SYS_CTRL_OUTPUT_HDMI;
+
 		num = drm_add_edid_modes(connector, edid);
 		kfree(edid);
 	}
@@ -195,6 +199,11 @@ static int sii902x_get_modes(struct drm_connector *connector)
 	if (ret)
 		return ret;
 
+	ret = regmap_update_bits(sii902x->regmap, SII902X_SYS_CTRL_DATA,
+				 SII902X_SYS_CTRL_OUTPUT_MODE, output_mode);
+	if (ret)
+		return ret;
+
 	return num;
 }
 
-- 
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki

_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

  parent reply	other threads:[~2019-03-14 11:27 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-14 11:27 [PATCH v4 0/6] drm/bridge: sii902x: HDMI-audio support and some fixes Jyri Sarha
2019-03-14 11:27 ` [PATCH v4 1/6] drm/bridge: sii902x: add input_bus_flags Jyri Sarha
2019-03-14 11:27 ` Jyri Sarha [this message]
2019-03-14 11:27 ` [PATCH v4 3/6] drm/bridge: sii902x: pixel clock unit is 10kHz instead of 1kHz Jyri Sarha
2019-03-14 11:27 ` [PATCH v4 4/6] dt-bindings: display: sii902x: Remove trailing white space Jyri Sarha
2019-03-15 23:38   ` Rob Herring
2019-03-14 11:27 ` [PATCH v4 5/6] dt-bindings: display: sii902x: Add HDMI audio bindings Jyri Sarha
2019-03-17 16:16   ` Laurent Pinchart
2019-03-19 14:38     ` Jyri Sarha
2019-04-20 23:12       ` Laurent Pinchart
2019-03-25 19:20   ` Rob Herring
2019-03-14 11:27 ` [PATCH v4 6/6] drm/bridge: sii902x: Implement HDMI audio support Jyri Sarha

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=d68c57a64ed47bf5f876d1a5a0b1e4985af37c4e.1552562385.git.jsarha@ti.com \
    --to=jsarha@ti.com \
    --cc=Songjun.Wu@atmel.com \
    --cc=devicetree@vger.kernel.org \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=fabrizio.castro@bp.renesas.com \
    --cc=laurent.pinchart@ideasonboard.com \
    --cc=peter.ujfalusi@ti.com \
    --cc=tomi.valkeinen@ti.com \
    --cc=voice.shen@atmel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).