Author: kan
Date: Fri Dec 23 19:30:14 2016
New Revision: 310486
URL: https://svnweb.freebsd.org/changeset/base/310486
Log:
Pass memattrs to fb device so that user mappings can inherit them
Reviewed by: jmcneill
Modified:
head/sys/mips/ingenic/jz4780_lcd.c
Modified: head/sys/mips/ingenic/jz4780_lcd.c
==============================================================================
--- head/sys/mips/ingenic/jz4780_lcd.c Fri Dec 23 19:28:15 2016
(r310485)
+++ head/sys/mips/ingenic/jz4780_lcd.c Fri Dec 23 19:30:14 2016
(r310486)
@@ -306,7 +306,10 @@ jzlcd_configure(struct jzlcd_softc *sc,
sc->info.fb_stride = mode->hdisplay * (FB_BPP / NBBY);
sc->info.fb_width = mode->hdisplay;
sc->info.fb_height = mode->vdisplay;
-
+#ifdef VM_MEMATTR_WRITE_COMBINING
+ sc->info.fb_flags = FB_FLAG_MEMATTR;
+ sc->info.fb_memattr = VM_MEMATTR_WRITE_COMBINING;
+#endif
sc->fbdev = device_add_child(sc->dev, "fbd", device_get_unit(sc->dev));
if (sc->fbdev == NULL) {
device_printf(sc->dev, "failed to add fbd child\n");
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