Signed-off-by: Maxime Ripard maxime@cerno.tech --- drivers/gpu/drm/vc4/vc4_hdmi.c | 26 ++++++++++++-------------- drivers/gpu/drm/vc4/vc4_hdmi.h | 2 -- 2 files changed, 12 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 19739b57d067..a5780da70c1c 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1008,12 +1008,13 @@ static u32 vc5_hdmi_channel_map(struct vc4_hdmi *vc4_hdmi, u32 channel_mask) }
/* HDMI audio codec callbacks */ -static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *vc4_hdmi) +static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *vc4_hdmi, + unsigned int samplerate) { u32 hsm_clock = clk_get_rate(vc4_hdmi->audio_clock); unsigned long n, m;
- rational_best_approximation(hsm_clock, vc4_hdmi->audio.samplerate, + rational_best_approximation(hsm_clock, samplerate, VC4_HD_MAI_SMP_N_MASK >> VC4_HD_MAI_SMP_N_SHIFT, (VC4_HD_MAI_SMP_M_MASK >> @@ -1025,12 +1026,11 @@ static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *vc4_hdmi) VC4_SET_FIELD(m - 1, VC4_HD_MAI_SMP_M)); }
-static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi) +static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi, unsigned int samplerate) { struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; struct drm_crtc *crtc = encoder->crtc; const struct drm_display_mode *mode = &crtc->state->adjusted_mode; - u32 samplerate = vc4_hdmi->audio.samplerate; u32 n, cts; u64 tmp;
@@ -1164,27 +1164,25 @@ static int vc4_hdmi_audio_prepare(struct device *dev, void *data, { struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev); struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; + unsigned int sample_rate = params->sample_rate; + unsigned int channels = params->channels; u32 audio_packet_config, channel_mask; u32 channel_map; u32 mai_audio_format; u32 mai_sample_rate;
dev_dbg(dev, "%s: %u Hz, %d bit, %d channels\n", __func__, - params->sample_rate, params->sample_width, - params->channels); - - vc4_hdmi->audio.channels = params->channels; - vc4_hdmi->audio.samplerate = params->sample_rate; + sample_rate, params->sample_width, channels);
HDMI_WRITE(HDMI_MAI_CTL, - VC4_SET_FIELD(params->channels, VC4_HD_MAI_CTL_CHNUM) | + VC4_SET_FIELD(channels, VC4_HD_MAI_CTL_CHNUM) | VC4_HD_MAI_CTL_WHOLSMP | VC4_HD_MAI_CTL_CHALIGN | VC4_HD_MAI_CTL_ENABLE);
- vc4_hdmi_audio_set_mai_clock(vc4_hdmi); + vc4_hdmi_audio_set_mai_clock(vc4_hdmi, sample_rate);
- mai_sample_rate = sample_rate_to_mai_fmt(vc4_hdmi->audio.samplerate); + mai_sample_rate = sample_rate_to_mai_fmt(sample_rate); if (params->iec.status[0] & IEC958_AES0_NONAUDIO && params->channels == 8) mai_audio_format = VC4_HDMI_MAI_FORMAT_HBR; @@ -1202,7 +1200,7 @@ static int vc4_hdmi_audio_prepare(struct device *dev, void *data, VC4_HDMI_AUDIO_PACKET_ZERO_DATA_ON_INACTIVE_CHANNELS | VC4_SET_FIELD(0x8, VC4_HDMI_AUDIO_PACKET_B_FRAME_IDENTIFIER);
- channel_mask = GENMASK(vc4_hdmi->audio.channels - 1, 0); + channel_mask = GENMASK(channels - 1, 0); audio_packet_config |= VC4_SET_FIELD(channel_mask, VC4_HDMI_AUDIO_PACKET_CEA_MASK);
@@ -1221,7 +1219,7 @@ static int vc4_hdmi_audio_prepare(struct device *dev, void *data, channel_map = vc4_hdmi->variant->channel_map(vc4_hdmi, channel_mask); HDMI_WRITE(HDMI_MAI_CHANNEL_MAP, channel_map); HDMI_WRITE(HDMI_AUDIO_PACKET_CONFIG, audio_packet_config); - vc4_hdmi_set_n_cts(vc4_hdmi); + vc4_hdmi_set_n_cts(vc4_hdmi, sample_rate);
memcpy(&vc4_hdmi->audio.infoframe, ¶ms->cea, sizeof(params->cea)); vc4_hdmi_set_audio_infoframe(encoder); diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h index fdee27faafa3..574f379faf93 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi.h @@ -108,8 +108,6 @@ struct vc4_hdmi_audio { struct snd_soc_dai_link_component cpu; struct snd_soc_dai_link_component codec; struct snd_soc_dai_link_component platform; - int samplerate; - int channels; struct snd_dmaengine_dai_dma_data dma_data; struct hdmi_audio_infoframe infoframe; bool streaming;