If use_mclk is false, mclk_mode is written to a register without initialization. This doesn't cause any ill effects as the written value is not used when use_mclk is false.
To fix this, write use_mclk only when use_mclk is true.
Signed-off-by: Tomi Valkeinen tomi.valkeinen@ti.com --- drivers/gpu/drm/omapdrm/dss/hdmi4_core.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c index 5d5d5588ebc1..c4ffe96e28bc 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c @@ -542,8 +542,9 @@ static void hdmi_core_audio_config(struct hdmi_core_data *core, }
/* Set ACR clock divisor */ - REG_FLD_MOD(av_base, - HDMI_CORE_AV_FREQ_SVAL, cfg->mclk_mode, 2, 0); + if (cfg->use_mclk) + REG_FLD_MOD(av_base, HDMI_CORE_AV_FREQ_SVAL, + cfg->mclk_mode, 2, 0);
r = hdmi_read_reg(av_base, HDMI_CORE_AV_ACR_CTRL); /*