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;
}
--
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next prev 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
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