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drm/tegra: dc - Use proper H/V ref-to-sync values 

For HDMI compliance both of these values need to be set to 1.

Signed-off-by: Thierry Reding <treding@nvidia.com>
hifive-unleashed-5.1
Thierry Reding 2014-04-16 09:22:38 +02:00
parent 501bcbd1b2
commit 0444c0ff3c
1 changed files with 2 additions and 3 deletions
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5
drivers/gpu/drm/tegra/dc.c
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@ -589,9 +589,8 @@ static bool tegra_crtc_mode_fixup(struct drm_crtc *crtc,
static int tegra_dc_set_timings(struct tegra_dc *dc,
struct drm_display_mode *mode)
{
/* TODO: For HDMI compliance, h & v ref_to_sync should be set to 1 */
unsigned int h_ref_to_sync = 0;
unsigned int v_ref_to_sync = 0;
unsigned int h_ref_to_sync = 1;
unsigned int v_ref_to_sync = 1;
unsigned long value;
tegra_dc_writel(dc, 0x0, DC_DISP_DISP_TIMING_OPTIONS);