HSYNC_POSITIVE
BIT(HSYNC_POSITIVE) : 0;
polflags |= BIT(HSYNC_POSITIVE);
val = (flags & DRM_MODE_FLAG_NHSYNC) ? BIT(HSYNC_POSITIVE) : 0;
if (HSYNC_POSITIVE)
DPRINTK("%sHSync %sVSync\n\n", (HSYNC_POSITIVE) ? "+" : "-",
if (HSYNC_POSITIVE)