svn commit: r264150 - head/sys/arm/samsung/exynos

[Ruslan Bukin]

Author: br
Date: Sat Apr  5 16:38:27 2014
New Revision: 264150
URL: http://svnweb.freebsd.org/changeset/base/264150

Log:
  Correct the end address of the video frame buffer.
  This fixes problem that sometimes display suddenly
  goes blank.

Modified:
  head/sys/arm/samsung/exynos/exynos5_fimd.c

Modified: head/sys/arm/samsung/exynos/exynos5_fimd.c
==============================================================================
--- head/sys/arm/samsung/exynos/exynos5_fimd.c	Sat Apr  5 16:08:13 2014	(r264149)
+++ head/sys/arm/samsung/exynos/exynos5_fimd.c	Sat Apr  5 16:38:27 2014	(r264150)
@@ -278,9 +278,11 @@ fimd_init(struct fimd_softc *sc)
 	reg |= ((panel->height - 1) << LINEVAL_OFFSET);
 	DWRITE4(sc,VIDTCON2,reg);
 
-	WRITE4(sc,VIDW00ADD0B0, sc->sc_info.fb_pbase);
-	WRITE4(sc,VIDW00ADD1B0, sc->sc_info.fb_pbase + sc->sc_info.fb_size);
-	WRITE4(sc,VIDW00ADD2, panel->width * 2);
+	reg = sc->sc_info.fb_pbase;
+	WRITE4(sc, VIDW00ADD0B0, reg);
+	reg += (sc->sc_info.fb_stride * (sc->sc_info.fb_height + 1));
+	WRITE4(sc, VIDW00ADD1B0, reg);
+	WRITE4(sc, VIDW00ADD2, sc->sc_info.fb_stride);
 
 	reg = ((panel->width - 1) << OSD_RIGHTBOTX_F_OFFSET);
 	reg |= ((panel->height - 1) << OSD_RIGHTBOTY_F_OFFSET);