[PATCH RFC 11/46] imx-drm: imx-hdmi: fix pixel clock

Russell King
2014-01-02T21:26:42Z

The correct pixel clock can be found in the drm_display_mode structure.
Use this rather than trying to calculate it from the h/v total and the
refresh rate, which can be inaccurate.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
drivers/staging/imx-drm/imx-hdmi.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/imx-drm/imx-hdmi.c b/drivers/staging/imx-drm/imx-hdmi.c
index ff00759b4d6f..fe3a6779b620 100644
--- a/drivers/staging/imx-drm/imx-hdmi.c
+++ b/drivers/staging/imx-drm/imx-hdmi.c
@@ -1206,8 +1206,7 @@ static void hdmi_av_composer(struct imx_hdmi *hdmi,
vmode->mhsyncpolarity = !!(mode->flags & DRM_MODE_FLAG_PHSYNC);
vmode->mvsyncpolarity = !!(mode->flags & DRM_MODE_FLAG_PVSYNC);
vmode->minterlaced = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
- vmode->mpixelclock = mode->htotal * mode->vtotal *
- drm_mode_vrefresh(mode);
+ vmode->mpixelclock = mode->clock * 1000;

dev_dbg(hdmi->dev, "final pixclk = %d\n", vmode->mpixelclock);

--
1.7.4.4