Il 19/09/22 18:56, Guillaume Ranquet ha scritto:
Add HDMI audio support for mt8195
Signed-off-by: Guillaume Ranquet <granq...@baylibre.com>
diff --git a/drivers/gpu/drm/mediatek/mtk_mt8195_hdmi.c
b/drivers/gpu/drm/mediatek/mtk_mt8195_hdmi.c
index 39e07a6dd490..bb7593ea4c86 100644
--- a/drivers/gpu/drm/mediatek/mtk_mt8195_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_mt8195_hdmi.c
@@ -215,6 +215,26 @@ static void mtk_hdmi_hw_vid_black(struct mtk_hdmi *hdmi,
bool black)
mtk_hdmi_mask(hdmi, TOP_VMUTE_CFG1, 0, REG_VMUTE_EN);
}
+static void mtk_hdmi_hw_aud_mute(struct mtk_hdmi *hdmi)
+{
+ u32 val;
+
+ val = mtk_hdmi_read(hdmi, AIP_CTRL, &val);
+
val_tx = AUD_MUTE_FIFO_EN;
if (val & DSD_EN)
val_tx |= DSD_MUTE_DATA;
regmap_set_bits(regmap, AIP_TXCTRL, val_tx);
Easier, shorter.
+ if (val & DSD_EN)
+ mtk_hdmi_mask(hdmi, AIP_TXCTRL,
+ DSD_MUTE_DATA | AUD_MUTE_FIFO_EN,
+ DSD_MUTE_DATA | AUD_MUTE_FIFO_EN);
+ else
+ mtk_hdmi_mask(hdmi, AIP_TXCTRL, AUD_MUTE_FIFO_EN,
+ AUD_MUTE_FIFO_EN);
+}
Regards,
Angelo
