Rather than storing the DPMS mode (which will always be on or off) use a boolean to store this instead.
Signed-off-by: Russell King rmk+kernel@armlinux.org.uk --- drivers/gpu/drm/i2c/tda998x_drv.c | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 547cf99ac32d..1f9a25fe17f3 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -42,7 +42,7 @@ struct tda998x_priv { struct mutex mutex; u16 rev; u8 current_page; - int dpms; + bool is_on; bool is_hdmi_sink; bool is_hdmi_config; u8 vip_cntrl_0; @@ -1150,16 +1150,15 @@ static int tda998x_connector_init(struct tda998x_priv *priv, static void tda998x_encoder_dpms(struct drm_encoder *encoder, int mode) { struct tda998x_priv *priv = enc_to_tda998x_priv(encoder); + bool on;
/* we only care about on or off: */ - if (mode != DRM_MODE_DPMS_ON) - mode = DRM_MODE_DPMS_OFF; + on = mode == DRM_MODE_DPMS_ON;
- if (mode == priv->dpms) + if (on == priv->is_on) return;
- switch (mode) { - case DRM_MODE_DPMS_ON: + if (on) { /* enable video ports, audio will be enabled later */ reg_write(priv, REG_ENA_VP_0, 0xff); reg_write(priv, REG_ENA_VP_1, 0xff); @@ -1168,16 +1167,16 @@ static void tda998x_encoder_dpms(struct drm_encoder *encoder, int mode) reg_write(priv, REG_VIP_CNTRL_0, priv->vip_cntrl_0); reg_write(priv, REG_VIP_CNTRL_1, priv->vip_cntrl_1); reg_write(priv, REG_VIP_CNTRL_2, priv->vip_cntrl_2); - break; - case DRM_MODE_DPMS_OFF: + + priv->is_on = true; + } else { /* disable video ports */ reg_write(priv, REG_ENA_VP_0, 0x00); reg_write(priv, REG_ENA_VP_1, 0x00); reg_write(priv, REG_ENA_VP_2, 0x00); - break; - }
- priv->dpms = mode; + priv->is_on = false; + } }
static void