diff options
| author | Maxime Ripard | 2020-09-03 10:01:32 +0200 |
|---|---|---|
| committer | Maxime Ripard | 2020-09-07 18:14:52 +0200 |
| commit | 234f4212ecec4f7f5db7a8698392569770b395b2 (patch) | |
| tree | 1a8bbb78a234a82733189238476f4b05ad87bce2 | |
| parent | c0791e08380117c2d52e63f0e03d73610ce07858 (diff) | |
drm/vc4: hdmi: Add CEC support flag
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>
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/bd0c4afa83b4e121692352cdc2dd1886162c7552.1599120059.git-series.maxime@cerno.tech
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_hdmi.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_hdmi.h | 3 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index bf537c6d413f..a26b6bd61f74 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1178,6 +1178,9 @@ 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 | @@ -1476,6 +1479,7 @@ 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; |