diff options
| -rw-r--r-- | drivers/gpu/drm/bridge/dw-hdmi.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c index ce74963..906583b 100644 --- a/drivers/gpu/drm/bridge/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/dw-hdmi.c @@ -914,7 +914,7 @@ static void dw_hdmi_phy_sel_interface_control(struct dw_hdmi *hdmi, u8 enable) HDMI_PHY_CONF0_SELDIPIF_MASK); } -static int hdmi_phy_configure(struct dw_hdmi *hdmi, int cscon) +static int hdmi_phy_configure(struct dw_hdmi *hdmi) { u8 val, msec; const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; @@ -946,14 +946,6 @@ static int hdmi_phy_configure(struct dw_hdmi *hdmi, int cscon) return -EINVAL; } - /* Enable csc path */ - if (cscon) - val = HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_IN_PATH; - else - val = HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_BYPASS; - - hdmi_writeb(hdmi, val, HDMI_MC_FLOWCTRL); - /* gen2 tx power off */ dw_hdmi_phy_gen2_txpwron(hdmi, 0); @@ -1028,10 +1020,6 @@ static int hdmi_phy_configure(struct dw_hdmi *hdmi, int cscon) static int dw_hdmi_phy_init(struct dw_hdmi *hdmi) { int i, ret; - bool cscon; - - /*check csc whether needed activated in HDMI mode */ - cscon = hdmi->sink_is_hdmi && is_color_space_conversion(hdmi); /* HDMI Phy spec says to do the phy initialization sequence twice */ for (i = 0; i < 2; i++) { @@ -1040,8 +1028,7 @@ static int dw_hdmi_phy_init(struct dw_hdmi *hdmi) dw_hdmi_phy_enable_tmds(hdmi, 0); dw_hdmi_phy_enable_powerdown(hdmi, true); - /* Enable CSC */ - ret = hdmi_phy_configure(hdmi, cscon); + ret = hdmi_phy_configure(hdmi); if (ret) return ret; } @@ -1303,6 +1290,14 @@ static void dw_hdmi_enable_video_path(struct dw_hdmi *hdmi) clkdis &= ~HDMI_MC_CLKDIS_CSCCLK_DISABLE; hdmi_writeb(hdmi, clkdis, HDMI_MC_CLKDIS); } + + /* Enable color space conversion if needed (for HDMI sinks only). */ + if (hdmi->sink_is_hdmi && is_color_space_conversion(hdmi)) + hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_IN_PATH, + HDMI_MC_FLOWCTRL); + else + hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_BYPASS, + HDMI_MC_FLOWCTRL); } static void hdmi_enable_audio_clk(struct dw_hdmi *hdmi) |
