The HDMI driver was registering a single ALSA card so far with the name
vc4-hdmi.
Obviously, this is not going to work anymore when will have multiple HDMI
controllers since we will end up trying to register two files with the same
name.
Let's use the variant to avoid that name conflict.
Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>
---
drivers/gpu/drm/vc4/vc4_hdmi.c | 3 ++-
drivers/gpu/drm/vc4/vc4_hdmi.h | 3 +++
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 7f98c1bbda73..5ad983ce87d1 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1043,7 +1043,7 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
card->dai_link = dai_link;
card->num_links = 1;
- card->name = "vc4-hdmi";
+ card->name = vc4_hdmi->variant->card_name;
card->dev = dev;
/*
@@ -1483,6 +1483,7 @@ 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",
+ .card_name = "vc4-hdmi",
.max_pixel_clock = 162000000,
.cec_available = true,
.registers = vc4_hdmi_fields,
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h
index 30eac891dc74..6e570e89509e 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.h
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
@@ -30,6 +30,9 @@ struct vc4_hdmi_variant {
/* Encoder Type for that controller */
enum vc4_encoder_type encoder_type;
+ /* ALSA card name */
+ const char *card_name;
+
/* Filename to expose the registers in debugfs */
const char *debugfs_name;
--
git-series 0.9.1
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