diff options
| author | Stephane Viau <sviau@codeaurora.org> | 2014-06-06 10:03:32 -0400 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2014-06-22 08:32:09 -0400 |
| commit | b77f47e78982807286f6fdb4c39f9e798606dace (patch) | |
| tree | 28b5f9ad608beee48684cb5e577c97212584543d /drivers/gpu/drm/msm/hdmi/hdmi_connector.c | |
| parent | 370a4d8a79f166d2accc294c4db35e5cbe8c3a90 (diff) | |
drm/msm/hdmi: set hdp clock rate before prepare_enable
The clock driver usually complains when a clock is being prepared
before setting its rate. It is the case here for "core_clk" which
needs to be set at 19.2 MHz before we attempt a prepare_enable().
Signed-off-by: Stephane Viau <sviau@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/hdmi/hdmi_connector.c')
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_connector.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c index e56a6196867c..28f7e3ec6c28 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c @@ -127,6 +127,14 @@ static int hpd_enable(struct hdmi_connector *hdmi_connector) } for (i = 0; i < config->hpd_clk_cnt; i++) { + if (config->hpd_freq && config->hpd_freq[i]) { + ret = clk_set_rate(hdmi->hpd_clks[i], + config->hpd_freq[i]); + if (ret) + dev_warn(dev->dev, "failed to set clk %s (%d)\n", + config->hpd_clk_names[i], ret); + } + ret = clk_prepare_enable(hdmi->hpd_clks[i]); if (ret) { dev_err(dev->dev, "failed to enable hpd clk: %s (%d)\n", |