Similarly to the audio support, CEC support is not there yet for the BCM2711, so let's skip entirely the CEC initialization through a variant flag.
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, 7 insertions(+)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 8cd08b541c14..86e21de6c578 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1179,6 +1179,9 @@ static int vc4_hdmi_cec_init(struct vc4_hdmi *vc4_hdmi) u32 value; int ret;
+ if (!vc4_hdmi->variant->cec_available) + return 0; + vc4_hdmi->cec_adap = cec_allocate_adapter(&vc4_hdmi_cec_adap_ops, vc4_hdmi, "vc4", CEC_CAP_DEFAULTS | @@ -1477,6 +1480,7 @@ static int vc4_hdmi_dev_remove(struct platform_device *pdev) static const struct vc4_hdmi_variant bcm2835_variant = { .encoder_type = VC4_ENCODER_TYPE_HDMI0, .debugfs_name = "hdmi_regs", + .cec_available = true, .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 794216f3228d..3f07aebe89f1 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi.h @@ -33,6 +33,9 @@ struct vc4_hdmi_variant { /* Filename to expose the registers in debugfs */ const char *debugfs_name;
+ /* Set to true when the CEC support is available */ + bool cec_available; + /* List of the registers available on that variant */ const struct vc4_hdmi_register *registers;