diff options
| author | Narender Ankam <nankam@codeaurora.org> | 2017-10-17 13:31:11 +0530 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2017-11-26 23:21:02 -0800 |
| commit | ae5cb0939c002310380f8605183e0d13c5bf4e6d (patch) | |
| tree | abeaa276caeadb599d3b985f30dd398189d1546a | |
| parent | 0d4729533f498d35c495a5b800686e6ca09981e2 (diff) | |
msm: mdss: hdmi: reset hdmi max supported TMDS clock
In current HDMI driver, SVDs and DTDs derived from EDID
of a DS HDMI sink are checked for supportness based
on previous connection's max TMDS clock.
Always reset the max TMDS clock supported by source
before reading EDID from DS HDMI device.
Change-Id: If5f58562f186634b1ed066fdebfc9fa6b55c6e8a
Signed-off-by: Narender Ankam <nankam@codeaurora.org>
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_hdmi_tx.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fbdev/msm/mdss_hdmi_tx.c b/drivers/video/fbdev/msm/mdss_hdmi_tx.c index 5eb17ab27e4c..5cb436261115 100644 --- a/drivers/video/fbdev/msm/mdss_hdmi_tx.c +++ b/drivers/video/fbdev/msm/mdss_hdmi_tx.c @@ -2223,6 +2223,9 @@ static int hdmi_tx_read_sink_info(struct hdmi_tx_ctrl *hdmi_ctrl) DSS_REG_W_ND(io, HDMI_DDC_ARBITRATION, DSS_REG_R(io, HDMI_DDC_ARBITRATION) & ~(BIT(4))); + /* Set/Reset HDMI max TMDS clock supported by source */ + hdmi_edid_set_max_pclk_rate(data, hdmi_ctrl->max_pclk_khz); + if (!hdmi_ctrl->custom_edid && !hdmi_ctrl->sim_mode) { hdmi_ddc_config(&hdmi_ctrl->ddc_ctrl); |