The AIF has an uninitialized byte. This patch clears the whole buffer
before filling it.
Tested-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Acked-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Signed-off-by: Jean-Francois Moine <moinejf@xxxxxxx>
---
drivers/gpu/drm/i2c/tda998x_drv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c
index 5d82301..78d324b 100644
--- a/drivers/gpu/drm/i2c/tda998x_drv.c
+++ b/drivers/gpu/drm/i2c/tda998x_drv.c
@@ -551,10 +551,10 @@ tda998x_write_aif(struct tda998x_priv *priv, struct tda998x_encoder_params *p)
{
uint8_t buf[PB(5) + 1];
+ memset(buf, 0, sizeof(buf));
buf[HB(0)] = 0x84;
buf[HB(1)] = 0x01;
buf[HB(2)] = 10;
- buf[PB(0)] = 0;
buf[PB(1)] = p->audio_frame[1] & 0x07; /* CC */
buf[PB(2)] = p->audio_frame[2] & 0x1c; /* SF */
buf[PB(4)] = p->audio_frame[4];
--
1.8.5.3
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