diff mbox series

[v2,08/12] drm/vc4: hdmi: Set VC4_HDMI_MAI_CONFIG_FORMAT_REVERSE

Message ID 20210525132354.297468-9-maxime@cerno.tech (mailing list archive)
State New, archived
Headers show
Series drm/vc4: hdmi: Enable Channel Mapping, IEC958, HBR Passthrough using hdmi-codec | expand

Commit Message

Maxime Ripard May 25, 2021, 1:23 p.m. UTC 
From: Dom Cobley <popcornmix@gmail.com>

Without this bit set, HDMI_MAI_FORMAT doesn't pick up
the format and samplerate from DVP_CFG_MAI0_FMT and you
can't get HDMI_HDMI_13_AUDIO_STATUS_1 to indicate HBR mode

Signed-off-by: Dom Cobley <popcornmix@gmail.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Nicolas Saenz Julienne June 1, 2021, 8:49 a.m. UTC | #1 
On Tue, 2021-05-25 at 15:23 +0200, Maxime Ripard wrote:
> From: Dom Cobley <popcornmix@gmail.com>
> 
> Without this bit set, HDMI_MAI_FORMAT doesn't pick up
> the format and samplerate from DVP_CFG_MAI0_FMT and you
> can't get HDMI_HDMI_13_AUDIO_STATUS_1 to indicate HBR mode
> 
> Signed-off-by: Dom Cobley <popcornmix@gmail.com>
> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
> ---

Reviewed-by: Nicolas Saenz Julienne <nsaenz@kernel.org>

Regards,
Nicolas
diff mbox series

Patch

diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 2c2f21ee0451..0cf9949a749f 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1288,6 +1288,7 @@  static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,
 
 	HDMI_WRITE(HDMI_MAI_CONFIG,
 		   VC4_HDMI_MAI_CONFIG_BIT_REVERSE |
+		   VC4_HDMI_MAI_CONFIG_FORMAT_REVERSE |
 		   VC4_SET_FIELD(channel_mask, VC4_HDMI_MAI_CHANNEL_MASK));
 
 	channel_map = vc4_hdmi->variant->channel_map(vc4_hdmi, channel_mask);