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 --- drivers/gpu/drm/vc4/vc4_hdmi.c | 4 ++-- drivers/gpu/drm/vc4/vc4_hdmi.h | 3 +++ 2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index b3a98a17f8f8..aaf96420d0ec 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1264,11 +1264,10 @@ 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->encoder_type; encoder = &vc4_hdmi->encoder.base.base;
ret = variant->init_resources(vc4_hdmi); @@ -1439,6 +1438,7 @@ 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 4a67d62aef53..4240c5ea7fde 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;