summaryrefslogtreecommitdiffstats
path: root/drivers/gpu
diff options
context:
space:
mode:
authorMaxime Ripard <maxime@cerno.tech>2020-09-03 10:01:29 +0200
committerMaxime Ripard <maxime@cerno.tech>2020-09-07 18:14:52 +0200
commit7d73299dad3edd3e3caf7b9d2817c3db931a26d3 (patch)
tree3f4a7184b6ec36e9fe40ce6695d351baa4b89abd /drivers/gpu
parent904f668adcdeb71aa7bcf6a1aad731bb7b363b13 (diff)
downloadlinux-7d73299dad3edd3e3caf7b9d2817c3db931a26d3.tar.bz2
drm/vc4: hdmi: Store the encoder type in the variant structure
The vc4 CRTC will use the encoder type to control its output clock muxing. However, this will be different from HDMI0 to HDMI1, so let's store our type in the variant structure so that we can support multiple controllers later on. Signed-off-by: Maxime Ripard <maxime@cerno.tech> Tested-by: Chanwoo Choi <cw00.choi@samsung.com> Tested-by: Hoegeun Kwon <hoegeun.kwon@samsung.com> Tested-by: Stefan Wahren <stefan.wahren@i2se.com> Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Link: https://patchwork.freedesktop.org/patch/msgid/2736a86b498551ba9dbc5803c5bb910627a2550c.1599120059.git-series.maxime@cerno.tech
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/vc4/vc4_hdmi.c3
-rw-r--r--drivers/gpu/drm/vc4/vc4_hdmi.h3
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 9e2bc6cb690e..f6d18bdbd1bb 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1267,7 +1267,7 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
dev_set_drvdata(dev, vc4_hdmi);
encoder = &vc4_hdmi->encoder.base.base;
- vc4_hdmi->encoder.base.type = VC4_ENCODER_TYPE_HDMI0;
+ vc4_hdmi->encoder.base.type = variant->encoder_type;
vc4_hdmi->pdev = pdev;
vc4_hdmi->variant = variant;
@@ -1446,6 +1446,7 @@ static int vc4_hdmi_dev_remove(struct platform_device *pdev)
}
static const struct vc4_hdmi_variant bcm2835_variant = {
+ .encoder_type = VC4_ENCODER_TYPE_HDMI0,
.registers = vc4_hdmi_fields,
.num_registers = ARRAY_SIZE(vc4_hdmi_fields),
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h
index 0c32dc46d289..0d529db4b3ab 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.h
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
@@ -27,6 +27,9 @@ struct vc4_hdmi;
struct vc4_hdmi_register;
struct vc4_hdmi_variant {
+ /* Encoder Type for that controller */
+ enum vc4_encoder_type encoder_type;
+
/* List of the registers available on that variant */
const struct vc4_hdmi_register *registers;