On 22/02/16 03:54, Maciej W. Rozycki wrote: > According to the board specification[1] the width of the vertical sync > front porch is 12 pixels or the same as the width of the horizontal sync > front porch. This in turn means the size of the lower margin is 0, > because the vertical sync starts as soon as the start of the horizontal > sync terminates the last line. > > References: > > [1] "PMAG-BA TURBOchannel Color Frame Buffer Functional Specification", > Revision 1.2, Workstation Systems Engineering, Digital Equipment > Corporation, August 27, 1990, Table 3-5: "Video Timing" > > Signed-off-by: Maciej W. Rozycki <macro@xxxxxxxxxxxxxx> > --- > linux-pmag-ba-lower.patch > Index: linux-20150524-4maxp64/drivers/video/fbdev/pmag-ba-fb.c > =================================================================== > --- linux-20150524-4maxp64.orig/drivers/video/fbdev/pmag-ba-fb.c > +++ linux-20150524-4maxp64/drivers/video/fbdev/pmag-ba-fb.c > @@ -60,7 +60,7 @@ static struct fb_var_screeninfo pmagbafb > .left_margin = 116, > .right_margin = 12, > .upper_margin = 34, > - .lower_margin = 12, > + .lower_margin = 0, > .hsync_len = 128, > .vsync_len = 3, > .sync = FB_SYNC_ON_GREEN, > Thanks, queued for 4.6. Tomi
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