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drm/mediatek: do mtk_hdmi_send_infoframe after HDMI clock enable

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The mtk_hdmi_send_infoframe have to
be run after PLL and PIXEL clock of HDMI enable.
Make sure that HDMI inforframes can be sent
successfully.

Signed-off-by: Junzhi Zhao <junzhi.zhao@mediatek.com>
Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
This commit is contained in:
Junzhi Zhao 2016-09-29 11:02:13 +08:00 committed by CK Hu
parent 56e4b1e183
commit d542b7c473
1 changed files with 11 additions and 6 deletions
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17
drivers/gpu/drm/mediatek/mtk_hdmi.c
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@ -1133,12 +1133,6 @@ static int mtk_hdmi_output_set_display_mode(struct mtk_hdmi *hdmi,
phy_power_on(hdmi->phy);
mtk_hdmi_aud_output_config(hdmi, mode);
mtk_hdmi_setup_audio_infoframe(hdmi);
mtk_hdmi_setup_avi_infoframe(hdmi, mode);
mtk_hdmi_setup_spd_infoframe(hdmi, "mediatek", "On-chip HDMI");
if (mode->flags & DRM_MODE_FLAG_3D_MASK)
mtk_hdmi_setup_vendor_specific_infoframe(hdmi, mode);
mtk_hdmi_hw_vid_black(hdmi, false);
mtk_hdmi_hw_aud_unmute(hdmi);
mtk_hdmi_hw_send_av_unmute(hdmi);
@ -1401,6 +1395,16 @@ static void mtk_hdmi_bridge_pre_enable(struct drm_bridge *bridge)
hdmi->powered = true;
}
static void mtk_hdmi_send_infoframe(struct mtk_hdmi *hdmi,
struct drm_display_mode *mode)
{
mtk_hdmi_setup_audio_infoframe(hdmi);
mtk_hdmi_setup_avi_infoframe(hdmi, mode);
mtk_hdmi_setup_spd_infoframe(hdmi, "mediatek", "On-chip HDMI");
if (mode->flags & DRM_MODE_FLAG_3D_MASK)
mtk_hdmi_setup_vendor_specific_infoframe(hdmi, mode);
}
static void mtk_hdmi_bridge_enable(struct drm_bridge *bridge)
{
struct mtk_hdmi *hdmi = hdmi_ctx_from_bridge(bridge);
@ -1409,6 +1413,7 @@ static void mtk_hdmi_bridge_enable(struct drm_bridge *bridge)
clk_prepare_enable(hdmi->clk[MTK_HDMI_CLK_HDMI_PLL]);
clk_prepare_enable(hdmi->clk[MTK_HDMI_CLK_HDMI_PIXEL]);
phy_power_on(hdmi->phy);
mtk_hdmi_send_infoframe(hdmi, &hdmi->mode);
hdmi->enabled = true;
}