diff options
| author | Jon Mayo <jmayo@nvidia.com> | 2011-07-20 13:49:15 -0700 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2011-08-15 16:03:25 -0700 |
| commit | b1970f5cff0b48d61a256349bcb88b77eae1292e (patch) | |
| tree | 5d31257fa0cb261271436cd00acfc313faf9ef60 /drivers | |
| parent | 65e8ba924cdf16d4d6e0276de853746404b149ab (diff) | |
video: tegra: dc: fix CEA timings for hdmi
Fixes the issue that timings are 1 clock too long in 720p and 1080p.
Bug 847774
Change-Id: I3925ec1e64537daa27d6e697abe522ea17a87e1e
Reviewed-on: http://git-master/r/42488
Reviewed-by: Kevin Huang <kevinh@nvidia.com>
Reviewed-by: Jonathan Mayo <jmayo@nvidia.com>
Tested-by: Jonathan Mayo <jmayo@nvidia.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/tegra/dc/dc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/video/tegra/dc/dc.c b/drivers/video/tegra/dc/dc.c index 8319a0d8e5f1..9a06791dcb21 100644 --- a/drivers/video/tegra/dc/dc.c +++ b/drivers/video/tegra/dc/dc.c @@ -1560,10 +1560,12 @@ int tegra_dc_set_fb_mode(struct tegra_dc *dc, mode.h_front_porch = fbmode->right_margin; mode.v_front_porch = fbmode->lower_margin; mode.stereo_mode = stereo_mode; - if (calc_ref_to_sync(&mode)) { - dev_err(&dc->ndev->dev, "bad href/vref values, overriding.\n"); - mode.h_ref_to_sync = 11; + if (dc->out->type == TEGRA_DC_OUT_HDMI) { + /* HDMI controller requires h_ref=1, v_ref=1 */ + mode.h_ref_to_sync = 1; mode.v_ref_to_sync = 1; + } else { + calc_ref_to_sync(&mode); } if (!check_ref_to_sync(&mode)) { dev_err(&dc->ndev->dev, |