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[79/89] drm/vc4: hdmi: Add HDMI ID

Message ID c1c6dbe495700dda05a4b841d8a373f04916965f.1582533919.git-series.maxime@cerno.tech (mailing list archive)
State New, archived
Headers show
Series drm/vc4: Support BCM2711 Display Pipeline | expand

Commit Message

Maxime Ripard Feb. 24, 2020, 9:07 a.m. UTC 
Some operations will need us to have the raw ID of the HDMI controller
in the BCM2711, such as the encoder type to register, the name of the
debugfs files, etc.

Let's add it to our variant structure.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 3 +--
 drivers/gpu/drm/vc4/vc4_hdmi.h | 5 +++++
 2 files changed, 6 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 98198ece8db8..fffd1ce7cf90 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1252,11 +1252,10 @@  static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
 	vc4_hdmi = devm_kzalloc(dev, sizeof(*vc4_hdmi), GFP_KERNEL);
 	if (!vc4_hdmi)
 		return -ENOMEM;
-
 	vc4_hdmi->pdev = pdev;
 	variant = of_device_get_match_data(dev);
 	vc4_hdmi->variant = variant;
-	vc4_hdmi->encoder.base.type = VC4_ENCODER_TYPE_HDMI0;
+	vc4_hdmi->encoder.base.type = variant->id ? VC4_ENCODER_TYPE_HDMI1 : VC4_ENCODER_TYPE_HDMI0;
 	encoder = &vc4_hdmi->encoder.base.base;
 
 	ret = variant->init_resources(vc4_hdmi);
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h
index 4a67d62aef53..4d3117de383a 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.h
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
@@ -27,6 +27,11 @@  struct vc4_hdmi;
 struct vc4_hdmi_register;
 
 struct vc4_hdmi_variant {
+	/* On devices that have multiple, different instances (like
+	 * the BCM2711), which instance is that variant useful for.
+	 */
+	unsigned int id;
+
 	/* List of the registers available on that variant */
 	const struct vc4_hdmi_register *registers;