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Commit 7288ca07 authored by Jean-Francois Moine's avatar Jean-Francois Moine Committed by Russell King
Browse files

drm/i2c: tda998x: fix bad value in the AIF 



The AIF has an uninitialized byte. This patch clears the whole buffer
before filling it.

Tested-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
Acked-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: default avatarJean-Francois Moine <moinejf@free.fr>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent d8ec26d7

drivers/gpu/drm/i2c/tda998x_drv.c

+1 −1
Original line number Diff line number Diff line
@@ -528,10 +528,10 @@ tda998x_write_aif(struct drm_encoder *encoder, 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];