diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/omap2/dss/ti_hdmi.h | 1 | ||||
| -rw-r--r-- | drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c | 11 |
2 files changed, 4 insertions, 8 deletions
diff --git a/drivers/video/omap2/dss/ti_hdmi.h b/drivers/video/omap2/dss/ti_hdmi.h index e734cb444bc7..d174ca128932 100644 --- a/drivers/video/omap2/dss/ti_hdmi.h +++ b/drivers/video/omap2/dss/ti_hdmi.h @@ -177,7 +177,6 @@ struct hdmi_ip_data { /* ti_hdmi_4xxx_ip private data. These should be in a separate struct */ int hpd_gpio; - bool phy_tx_enabled; }; int ti_hdmi_4xxx_phy_enable(struct hdmi_ip_data *ip_data); void ti_hdmi_4xxx_phy_disable(struct hdmi_ip_data *ip_data); diff --git a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c index 4dae1b291079..3fa3d98d1ae7 100644 --- a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c +++ b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c @@ -157,6 +157,10 @@ static int hdmi_pll_init(struct hdmi_ip_data *ip_data) /* PHY_PWR_CMD */ static int hdmi_set_phy_pwr(struct hdmi_ip_data *ip_data, enum hdmi_phy_pwr val) { + /* Return if already the state */ + if (REG_GET(hdmi_wp_base(ip_data), HDMI_WP_PWR_CTRL, 5, 4) == val) + return 0; + /* Command for power control of HDMI PHY */ REG_FLD_MOD(hdmi_wp_base(ip_data), HDMI_WP_PWR_CTRL, val, 7, 6); @@ -241,11 +245,6 @@ static int hdmi_check_hpd_state(struct hdmi_ip_data *ip_data) hpd = gpio_get_value(ip_data->hpd_gpio); - if (hpd == ip_data->phy_tx_enabled) { - spin_unlock_irqrestore(&phy_tx_lock, flags); - return 0; - } - if (hpd) r = hdmi_set_phy_pwr(ip_data, HDMI_PHYPWRCMD_TXON); else @@ -257,7 +256,6 @@ static int hdmi_check_hpd_state(struct hdmi_ip_data *ip_data) goto err; } - ip_data->phy_tx_enabled = hpd; err: spin_unlock_irqrestore(&phy_tx_lock, flags); return r; @@ -327,7 +325,6 @@ void ti_hdmi_4xxx_phy_disable(struct hdmi_ip_data *ip_data) free_irq(gpio_to_irq(ip_data->hpd_gpio), ip_data); hdmi_set_phy_pwr(ip_data, HDMI_PHYPWRCMD_OFF); - ip_data->phy_tx_enabled = false; } static int hdmi_core_ddc_init(struct hdmi_ip_data *ip_data) |